diff --git a/arch/arm/src/arm/arm_tcbinfo.c b/arch/arm/src/arm/arm_tcbinfo.c index 1d2cfd6f6cc9292cc2e1e3a4af36f0a77829ceab..77f2f0be45972c3140b248f0a3455cee79e87e7a 100644 --- a/arch/arm/src/arm/arm_tcbinfo.c +++ b/arch/arm/src/arm/arm_tcbinfo.c @@ -32,25 +32,27 @@ * Private Data ****************************************************************************/ -static const uint16_t g_reg_offs[] = +/* Name, Size, Regnum, TCB offset, g/G offset */ + +static const struct reginfo_s g_reginfo[] = { - TCB_REG_OFF(REG_R0), - TCB_REG_OFF(REG_R1), - TCB_REG_OFF(REG_R2), - TCB_REG_OFF(REG_R3), - TCB_REG_OFF(REG_R4), - TCB_REG_OFF(REG_R5), - TCB_REG_OFF(REG_R6), - TCB_REG_OFF(REG_R7), - TCB_REG_OFF(REG_R8), - TCB_REG_OFF(REG_R9), - TCB_REG_OFF(REG_R10), - TCB_REG_OFF(REG_R11), - TCB_REG_OFF(REG_R12), - TCB_REG_OFF(REG_R13), - TCB_REG_OFF(REG_R14), - TCB_REG_OFF(REG_R15), - TCB_REG_OFF(REG_CPSR), + {"r0", 4, 0, TCB_REG_OFF(REG_R0), REGINFO_OFFSET_AUTO}, + {"r1", 4, 1, TCB_REG_OFF(REG_R1), REGINFO_OFFSET_AUTO}, + {"r2", 4, 2, TCB_REG_OFF(REG_R2), REGINFO_OFFSET_AUTO}, + {"r3", 4, 3, TCB_REG_OFF(REG_R3), REGINFO_OFFSET_AUTO}, + {"r4", 4, 4, TCB_REG_OFF(REG_R4), REGINFO_OFFSET_AUTO}, + {"r5", 4, 5, TCB_REG_OFF(REG_R5), REGINFO_OFFSET_AUTO}, + {"r6", 4, 6, TCB_REG_OFF(REG_R6), REGINFO_OFFSET_AUTO}, + {"r7", 4, 7, TCB_REG_OFF(REG_R7), REGINFO_OFFSET_AUTO}, + {"r8", 4, 8, TCB_REG_OFF(REG_R8), REGINFO_OFFSET_AUTO}, + {"r9", 4, 9, TCB_REG_OFF(REG_R9), REGINFO_OFFSET_AUTO}, + {"r10", 4, 10, TCB_REG_OFF(REG_R10), REGINFO_OFFSET_AUTO}, + {"r11", 4, 11, TCB_REG_OFF(REG_R11), REGINFO_OFFSET_AUTO}, + {"r12", 4, 12, TCB_REG_OFF(REG_R12), REGINFO_OFFSET_AUTO}, + {"sp", 4, 13, TCB_REG_OFF(REG_R13), REGINFO_OFFSET_AUTO}, + {"lr", 4, 14, TCB_REG_OFF(REG_R14), REGINFO_OFFSET_AUTO}, + {"pc", 4, 15, TCB_REG_OFF(REG_R15), REGINFO_OFFSET_AUTO}, + {"cpsr", 4, 25, TCB_REG_OFF(REG_CPSR), REGINFO_OFFSET_AUTO}, }; /**************************************************************************** @@ -66,10 +68,10 @@ const struct tcbinfo_s g_tcbinfo used_data = .stack_off = TCB_STACK_OFF, .stack_size_off = TCB_STACK_SIZE_OFF, .regs_off = TCB_REGS_OFF, - .regs_num = nitems(g_reg_offs), + .regs_num = nitems(g_reginfo), { - .p = g_reg_offs, - }, + .reginfo = g_reginfo, + } }; /**************************************************************************** diff --git a/arch/arm/src/armv6-m/arm_tcbinfo.c b/arch/arm/src/armv6-m/arm_tcbinfo.c index d89968c22a82349a67cae2493c3b63b1c8e36e22..f88aa94b4e4408884c785c7b7e6b96bca9a05fe0 100644 --- a/arch/arm/src/armv6-m/arm_tcbinfo.c +++ b/arch/arm/src/armv6-m/arm_tcbinfo.c @@ -32,33 +32,27 @@ * Private Data ****************************************************************************/ -static const uint16_t g_reg_offs[] = +/* Name, Size, Regnum, TCB offset, g/G offset */ + +static const struct reginfo_s g_reginfo[] = { - TCB_REG_OFF(REG_R0), - TCB_REG_OFF(REG_R1), - TCB_REG_OFF(REG_R2), - TCB_REG_OFF(REG_R3), - TCB_REG_OFF(REG_R4), - TCB_REG_OFF(REG_R5), - TCB_REG_OFF(REG_R6), - TCB_REG_OFF(REG_R7), - TCB_REG_OFF(REG_R8), - TCB_REG_OFF(REG_R9), - TCB_REG_OFF(REG_R10), - TCB_REG_OFF(REG_R11), - TCB_REG_OFF(REG_R12), - TCB_REG_OFF(REG_R13), - TCB_REG_OFF(REG_R14), - TCB_REG_OFF(REG_R15), - TCB_REG_OFF(REG_XPSR), -#if 0 - UINT16_MAX, /* msp */ - TCB_REG_OFF(REG_R13), - TCB_REG_OFF(REG_PRIMASK), - UINT16_MAX, /* basepri */ - UINT16_MAX, /* faultmask */ - UINT16_MAX, /* control */ -#endif + {"r0", 4, 0, TCB_REG_OFF(REG_R0), REGINFO_OFFSET_AUTO}, + {"r1", 4, 1, TCB_REG_OFF(REG_R1), REGINFO_OFFSET_AUTO}, + {"r2", 4, 2, TCB_REG_OFF(REG_R2), REGINFO_OFFSET_AUTO}, + {"r3", 4, 3, TCB_REG_OFF(REG_R3), REGINFO_OFFSET_AUTO}, + {"r4", 4, 4, TCB_REG_OFF(REG_R4), REGINFO_OFFSET_AUTO}, + {"r5", 4, 5, TCB_REG_OFF(REG_R5), REGINFO_OFFSET_AUTO}, + {"r6", 4, 6, TCB_REG_OFF(REG_R6), REGINFO_OFFSET_AUTO}, + {"r7", 4, 7, TCB_REG_OFF(REG_R7), REGINFO_OFFSET_AUTO}, + {"r8", 4, 8, TCB_REG_OFF(REG_R8), REGINFO_OFFSET_AUTO}, + {"r9", 4, 9, TCB_REG_OFF(REG_R9), REGINFO_OFFSET_AUTO}, + {"r10", 4, 10, TCB_REG_OFF(REG_R10), REGINFO_OFFSET_AUTO}, + {"r11", 4, 11, TCB_REG_OFF(REG_R11), REGINFO_OFFSET_AUTO}, + {"r12", 4, 12, TCB_REG_OFF(REG_R12), REGINFO_OFFSET_AUTO}, + {"sp", 4, 13, TCB_REG_OFF(REG_R13), REGINFO_OFFSET_AUTO}, + {"lr", 4, 14, TCB_REG_OFF(REG_R14), REGINFO_OFFSET_AUTO}, + {"pc", 4, 15, TCB_REG_OFF(REG_R15), REGINFO_OFFSET_AUTO}, + {"xpsr", 4, 25, TCB_REG_OFF(REG_XPSR), REGINFO_OFFSET_AUTO}, }; /**************************************************************************** @@ -74,10 +68,10 @@ const struct tcbinfo_s g_tcbinfo used_data = .stack_off = TCB_STACK_OFF, .stack_size_off = TCB_STACK_SIZE_OFF, .regs_off = TCB_REGS_OFF, - .regs_num = nitems(g_reg_offs), + .regs_num = nitems(g_reginfo), { - .p = g_reg_offs, - }, + .reginfo = g_reginfo, + } }; /**************************************************************************** diff --git a/arch/arm/src/armv7-a/arm_tcbinfo.c b/arch/arm/src/armv7-a/arm_tcbinfo.c index ecc79962f5327e729a63aa927e76d50790d7390e..dc82bfa2433cec56fe838bf9ce8b4c44c87ecad8 100644 --- a/arch/arm/src/armv7-a/arm_tcbinfo.c +++ b/arch/arm/src/armv7-a/arm_tcbinfo.c @@ -32,94 +32,27 @@ * Private Data ****************************************************************************/ -static const uint16_t g_reg_offs[] = -{ - TCB_REG_OFF(REG_R0), /* 0 */ - TCB_REG_OFF(REG_R1), /* 1 */ - TCB_REG_OFF(REG_R2), /* 2 */ - TCB_REG_OFF(REG_R3), /* 3 */ - TCB_REG_OFF(REG_R4), /* 4 */ - TCB_REG_OFF(REG_R5), /* 5 */ - TCB_REG_OFF(REG_R6), /* 6 */ - TCB_REG_OFF(REG_R7), /* 7 */ - TCB_REG_OFF(REG_R8), /* 8 */ - TCB_REG_OFF(REG_R9), /* 9 */ - TCB_REG_OFF(REG_R10), /* 10 */ - TCB_REG_OFF(REG_R11), /* 11 */ - TCB_REG_OFF(REG_R12), /* 12 */ - TCB_REG_OFF(REG_R13), /* 13 */ - TCB_REG_OFF(REG_R14), /* 14 */ - TCB_REG_OFF(REG_R15), /* 15 */ - UINT16_MAX, /* 16 */ - UINT16_MAX, /* 17 */ - UINT16_MAX, /* 18 */ - UINT16_MAX, /* 19 */ - UINT16_MAX, /* 20 */ - UINT16_MAX, /* 21 */ - UINT16_MAX, /* 22 */ - UINT16_MAX, /* 23 */ - UINT16_MAX, /* 24 */ - UINT16_MAX, /* 25 */ - UINT16_MAX, /* 26 */ - UINT16_MAX, /* 27 */ - UINT16_MAX, /* 28 */ - UINT16_MAX, /* 29 */ - UINT16_MAX, /* 30 */ - UINT16_MAX, /* 31 */ - UINT16_MAX, /* 32 */ - UINT16_MAX, /* 33 */ - UINT16_MAX, /* 34 */ - UINT16_MAX, /* 35 */ - UINT16_MAX, /* 36 */ - UINT16_MAX, /* 37 */ - UINT16_MAX, /* 38 */ - UINT16_MAX, /* 39 */ - UINT16_MAX, /* 40 */ - TCB_REG_OFF(REG_CPSR), /* 41 */ - -#if 0 -# ifdef CONFIG_ARCH_FPU - TCB_REG_OFF(REG_D0), - TCB_REG_OFF(REG_D1), - TCB_REG_OFF(REG_D2), - TCB_REG_OFF(REG_D3), - TCB_REG_OFF(REG_D4), - TCB_REG_OFF(REG_D5), - TCB_REG_OFF(REG_D6), - TCB_REG_OFF(REG_D7), - TCB_REG_OFF(REG_D8), - TCB_REG_OFF(REG_D9), - TCB_REG_OFF(REG_D10), - TCB_REG_OFF(REG_D11), - TCB_REG_OFF(REG_D12), - TCB_REG_OFF(REG_D13), - TCB_REG_OFF(REG_D14), - TCB_REG_OFF(REG_D15), -# endif +/* Name, Size, Regnum, TCB offset, g/G offset */ -# ifdef CONFIG_ARM_DPFPU32 - TCB_REG_OFF(REG_D16), - TCB_REG_OFF(REG_D17), - TCB_REG_OFF(REG_D18), - TCB_REG_OFF(REG_D19), - TCB_REG_OFF(REG_D20), - TCB_REG_OFF(REG_D21), - TCB_REG_OFF(REG_D22), - TCB_REG_OFF(REG_D23), - TCB_REG_OFF(REG_D24), - TCB_REG_OFF(REG_D25), - TCB_REG_OFF(REG_D26), - TCB_REG_OFF(REG_D27), - TCB_REG_OFF(REG_D28), - TCB_REG_OFF(REG_D29), - TCB_REG_OFF(REG_D30), - TCB_REG_OFF(REG_D31), -# endif - -# ifdef CONFIG_ARCH_FPU - TCB_REG_OFF(REG_FPSCR), -# endif -#endif +static const struct reginfo_s g_reginfo[] = +{ + {"r0", 4, 0, TCB_REG_OFF(REG_R0), REGINFO_OFFSET_AUTO}, + {"r1", 4, 1, TCB_REG_OFF(REG_R1), REGINFO_OFFSET_AUTO}, + {"r2", 4, 2, TCB_REG_OFF(REG_R2), REGINFO_OFFSET_AUTO}, + {"r3", 4, 3, TCB_REG_OFF(REG_R3), REGINFO_OFFSET_AUTO}, + {"r4", 4, 4, TCB_REG_OFF(REG_R4), REGINFO_OFFSET_AUTO}, + {"r5", 4, 5, TCB_REG_OFF(REG_R5), REGINFO_OFFSET_AUTO}, + {"r6", 4, 6, TCB_REG_OFF(REG_R6), REGINFO_OFFSET_AUTO}, + {"r7", 4, 7, TCB_REG_OFF(REG_R7), REGINFO_OFFSET_AUTO}, + {"r8", 4, 8, TCB_REG_OFF(REG_R8), REGINFO_OFFSET_AUTO}, + {"r9", 4, 9, TCB_REG_OFF(REG_R9), REGINFO_OFFSET_AUTO}, + {"r10", 4, 10, TCB_REG_OFF(REG_R10), REGINFO_OFFSET_AUTO}, + {"r11", 4, 11, TCB_REG_OFF(REG_R11), REGINFO_OFFSET_AUTO}, + {"r12", 4, 12, TCB_REG_OFF(REG_R12), REGINFO_OFFSET_AUTO}, + {"sp", 4, 13, TCB_REG_OFF(REG_R13), REGINFO_OFFSET_AUTO}, + {"lr", 4, 14, TCB_REG_OFF(REG_R14), REGINFO_OFFSET_AUTO}, + {"pc", 4, 15, TCB_REG_OFF(REG_R15), REGINFO_OFFSET_AUTO}, + {"cpsr", 4, 25, TCB_REG_OFF(REG_CPSR), REGINFO_OFFSET_AUTO}, }; /**************************************************************************** @@ -135,10 +68,10 @@ const struct tcbinfo_s g_tcbinfo used_data = .stack_off = TCB_STACK_OFF, .stack_size_off = TCB_STACK_SIZE_OFF, .regs_off = TCB_REGS_OFF, - .regs_num = nitems(g_reg_offs), + .regs_num = nitems(g_reginfo), { - .p = g_reg_offs, - }, + .reginfo = g_reginfo, + } }; /**************************************************************************** diff --git a/arch/arm/src/armv7-m/arm_tcbinfo.c b/arch/arm/src/armv7-m/arm_tcbinfo.c index 1da31a52d48342dc669255aac2efbfb5a2a216f4..cb9eed38a79bde844ba0921f187ea6514be12938 100644 --- a/arch/arm/src/armv7-m/arm_tcbinfo.c +++ b/arch/arm/src/armv7-m/arm_tcbinfo.c @@ -32,75 +32,27 @@ * Private Data ****************************************************************************/ -static const uint16_t g_reg_offs[] = -{ - TCB_REG_OFF(REG_R0), - TCB_REG_OFF(REG_R1), - TCB_REG_OFF(REG_R2), - TCB_REG_OFF(REG_R3), - TCB_REG_OFF(REG_R4), - TCB_REG_OFF(REG_R5), - TCB_REG_OFF(REG_R6), - TCB_REG_OFF(REG_R7), - TCB_REG_OFF(REG_R8), - TCB_REG_OFF(REG_R9), - TCB_REG_OFF(REG_R10), - TCB_REG_OFF(REG_R11), - TCB_REG_OFF(REG_R12), - TCB_REG_OFF(REG_R13), - TCB_REG_OFF(REG_R14), - TCB_REG_OFF(REG_R15), - TCB_REG_OFF(REG_XPSR), - -#if 0 - UINT16_MAX, /* msp */ - TCB_REG_OFF(REG_R13), -# ifdef CONFIG_ARMV7M_USEBASEPRI - UINT16_MAX, /* primask */ - TCB_REG_OFF(REG_BASEPRI), -# else - TCB_REG_OFF(REG_PRIMASK), - UINT16_MAX, /* basepri */ -# endif - UINT16_MAX, /* faultmask */ - UINT16_MAX, /* control */ +/* Name, Size, Regnum, TCB offset, g/G offset */ -# ifdef CONFIG_ARCH_FPU - TCB_REG_OFF(REG_S0), - TCB_REG_OFF(REG_S1), - TCB_REG_OFF(REG_S2), - TCB_REG_OFF(REG_S3), - TCB_REG_OFF(REG_S4), - TCB_REG_OFF(REG_S5), - TCB_REG_OFF(REG_S6), - TCB_REG_OFF(REG_S7), - TCB_REG_OFF(REG_S8), - TCB_REG_OFF(REG_S9), - TCB_REG_OFF(REG_S10), - TCB_REG_OFF(REG_S11), - TCB_REG_OFF(REG_S12), - TCB_REG_OFF(REG_S13), - TCB_REG_OFF(REG_S14), - TCB_REG_OFF(REG_S15), - TCB_REG_OFF(REG_S16), - TCB_REG_OFF(REG_S17), - TCB_REG_OFF(REG_S18), - TCB_REG_OFF(REG_S19), - TCB_REG_OFF(REG_S20), - TCB_REG_OFF(REG_S21), - TCB_REG_OFF(REG_S22), - TCB_REG_OFF(REG_S23), - TCB_REG_OFF(REG_S24), - TCB_REG_OFF(REG_S25), - TCB_REG_OFF(REG_S26), - TCB_REG_OFF(REG_S27), - TCB_REG_OFF(REG_S28), - TCB_REG_OFF(REG_S29), - TCB_REG_OFF(REG_S30), - TCB_REG_OFF(REG_S31), - TCB_REG_OFF(REG_FPSCR), -# endif -#endif +static const struct reginfo_s g_reginfo[] = +{ + {"r0", 4, 0, TCB_REG_OFF(REG_R0), REGINFO_OFFSET_AUTO}, + {"r1", 4, 1, TCB_REG_OFF(REG_R1), REGINFO_OFFSET_AUTO}, + {"r2", 4, 2, TCB_REG_OFF(REG_R2), REGINFO_OFFSET_AUTO}, + {"r3", 4, 3, TCB_REG_OFF(REG_R3), REGINFO_OFFSET_AUTO}, + {"r4", 4, 4, TCB_REG_OFF(REG_R4), REGINFO_OFFSET_AUTO}, + {"r5", 4, 5, TCB_REG_OFF(REG_R5), REGINFO_OFFSET_AUTO}, + {"r6", 4, 6, TCB_REG_OFF(REG_R6), REGINFO_OFFSET_AUTO}, + {"r7", 4, 7, TCB_REG_OFF(REG_R7), REGINFO_OFFSET_AUTO}, + {"r8", 4, 8, TCB_REG_OFF(REG_R8), REGINFO_OFFSET_AUTO}, + {"r9", 4, 9, TCB_REG_OFF(REG_R9), REGINFO_OFFSET_AUTO}, + {"r10", 4, 10, TCB_REG_OFF(REG_R10), REGINFO_OFFSET_AUTO}, + {"r11", 4, 11, TCB_REG_OFF(REG_R11), REGINFO_OFFSET_AUTO}, + {"r12", 4, 12, TCB_REG_OFF(REG_R12), REGINFO_OFFSET_AUTO}, + {"sp", 4, 13, TCB_REG_OFF(REG_R13), REGINFO_OFFSET_AUTO}, + {"lr", 4, 14, TCB_REG_OFF(REG_R14), REGINFO_OFFSET_AUTO}, + {"pc", 4, 15, TCB_REG_OFF(REG_R15), REGINFO_OFFSET_AUTO}, + {"xpsr", 4, 25, TCB_REG_OFF(REG_XPSR), REGINFO_OFFSET_AUTO}, }; /**************************************************************************** @@ -116,10 +68,10 @@ const struct tcbinfo_s g_tcbinfo used_data = .stack_off = TCB_STACK_OFF, .stack_size_off = TCB_STACK_SIZE_OFF, .regs_off = TCB_REGS_OFF, - .regs_num = nitems(g_reg_offs), + .regs_num = nitems(g_reginfo), { - .p = g_reg_offs, - }, + .reginfo = g_reginfo, + } }; /**************************************************************************** diff --git a/arch/arm/src/armv7-r/arm_tcbinfo.c b/arch/arm/src/armv7-r/arm_tcbinfo.c index 0e78e540d86078724e630dcd56482ae92ee5e557..0b354fcb59d50d003959fbc7f38d26c1a1d2c4cb 100644 --- a/arch/arm/src/armv7-r/arm_tcbinfo.c +++ b/arch/arm/src/armv7-r/arm_tcbinfo.c @@ -32,69 +32,27 @@ * Private Data ****************************************************************************/ -static const uint16_t g_reg_offs[] = -{ - TCB_REG_OFF(REG_R0), - TCB_REG_OFF(REG_R1), - TCB_REG_OFF(REG_R2), - TCB_REG_OFF(REG_R3), - TCB_REG_OFF(REG_R4), - TCB_REG_OFF(REG_R5), - TCB_REG_OFF(REG_R6), - TCB_REG_OFF(REG_R7), - TCB_REG_OFF(REG_R8), - TCB_REG_OFF(REG_R9), - TCB_REG_OFF(REG_R10), - TCB_REG_OFF(REG_R11), - TCB_REG_OFF(REG_R12), - TCB_REG_OFF(REG_R13), - TCB_REG_OFF(REG_R14), - TCB_REG_OFF(REG_R15), - TCB_REG_OFF(REG_CPSR), - -#if 0 -# ifdef CONFIG_ARCH_FPU - TCB_REG_OFF(REG_D0), - TCB_REG_OFF(REG_D1), - TCB_REG_OFF(REG_D2), - TCB_REG_OFF(REG_D3), - TCB_REG_OFF(REG_D4), - TCB_REG_OFF(REG_D5), - TCB_REG_OFF(REG_D6), - TCB_REG_OFF(REG_D7), - TCB_REG_OFF(REG_D8), - TCB_REG_OFF(REG_D9), - TCB_REG_OFF(REG_D10), - TCB_REG_OFF(REG_D11), - TCB_REG_OFF(REG_D12), - TCB_REG_OFF(REG_D13), - TCB_REG_OFF(REG_D14), - TCB_REG_OFF(REG_D15), -# endif +/* Name, Size, Regnum, TCB offset, g/G offset */ -# ifdef CONFIG_ARM_DPFPU32 - TCB_REG_OFF(REG_D16), - TCB_REG_OFF(REG_D17), - TCB_REG_OFF(REG_D18), - TCB_REG_OFF(REG_D19), - TCB_REG_OFF(REG_D20), - TCB_REG_OFF(REG_D21), - TCB_REG_OFF(REG_D22), - TCB_REG_OFF(REG_D23), - TCB_REG_OFF(REG_D24), - TCB_REG_OFF(REG_D25), - TCB_REG_OFF(REG_D26), - TCB_REG_OFF(REG_D27), - TCB_REG_OFF(REG_D28), - TCB_REG_OFF(REG_D29), - TCB_REG_OFF(REG_D30), - TCB_REG_OFF(REG_D31), -# endif - -# ifdef CONFIG_ARCH_FPU - TCB_REG_OFF(REG_FPSCR), -# endif -#endif +static const struct reginfo_s g_reginfo[] = +{ + {"r0", 4, 0, TCB_REG_OFF(REG_R0), REGINFO_OFFSET_AUTO}, + {"r1", 4, 1, TCB_REG_OFF(REG_R1), REGINFO_OFFSET_AUTO}, + {"r2", 4, 2, TCB_REG_OFF(REG_R2), REGINFO_OFFSET_AUTO}, + {"r3", 4, 3, TCB_REG_OFF(REG_R3), REGINFO_OFFSET_AUTO}, + {"r4", 4, 4, TCB_REG_OFF(REG_R4), REGINFO_OFFSET_AUTO}, + {"r5", 4, 5, TCB_REG_OFF(REG_R5), REGINFO_OFFSET_AUTO}, + {"r6", 4, 6, TCB_REG_OFF(REG_R6), REGINFO_OFFSET_AUTO}, + {"r7", 4, 7, TCB_REG_OFF(REG_R7), REGINFO_OFFSET_AUTO}, + {"r8", 4, 8, TCB_REG_OFF(REG_R8), REGINFO_OFFSET_AUTO}, + {"r9", 4, 9, TCB_REG_OFF(REG_R9), REGINFO_OFFSET_AUTO}, + {"r10", 4, 10, TCB_REG_OFF(REG_R10), REGINFO_OFFSET_AUTO}, + {"r11", 4, 11, TCB_REG_OFF(REG_R11), REGINFO_OFFSET_AUTO}, + {"r12", 4, 12, TCB_REG_OFF(REG_R12), REGINFO_OFFSET_AUTO}, + {"sp", 4, 13, TCB_REG_OFF(REG_R13), REGINFO_OFFSET_AUTO}, + {"lr", 4, 14, TCB_REG_OFF(REG_R14), REGINFO_OFFSET_AUTO}, + {"pc", 4, 15, TCB_REG_OFF(REG_R15), REGINFO_OFFSET_AUTO}, + {"cpsr", 4, 25, TCB_REG_OFF(REG_XPSR), REGINFO_OFFSET_AUTO}, }; /**************************************************************************** @@ -110,10 +68,10 @@ const struct tcbinfo_s g_tcbinfo used_data = .stack_off = TCB_STACK_OFF, .stack_size_off = TCB_STACK_SIZE_OFF, .regs_off = TCB_REGS_OFF, - .regs_num = nitems(g_reg_offs), + .regs_num = nitems(g_reginfo), { - .p = g_reg_offs, - }, + .reginfo = g_reginfo, + } }; /**************************************************************************** diff --git a/arch/arm/src/armv8-m/arm_tcbinfo.c b/arch/arm/src/armv8-m/arm_tcbinfo.c index 3027e4bf3c2c46fce1910b7757c16ee08f62655e..6dfc2518a465904ae049673f648145785c564058 100644 --- a/arch/arm/src/armv8-m/arm_tcbinfo.c +++ b/arch/arm/src/armv8-m/arm_tcbinfo.c @@ -32,75 +32,27 @@ * Private Data ****************************************************************************/ -static const uint16_t g_reg_offs[] = -{ - TCB_REG_OFF(REG_R0), - TCB_REG_OFF(REG_R1), - TCB_REG_OFF(REG_R2), - TCB_REG_OFF(REG_R3), - TCB_REG_OFF(REG_R4), - TCB_REG_OFF(REG_R5), - TCB_REG_OFF(REG_R6), - TCB_REG_OFF(REG_R7), - TCB_REG_OFF(REG_R8), - TCB_REG_OFF(REG_R9), - TCB_REG_OFF(REG_R10), - TCB_REG_OFF(REG_R11), - TCB_REG_OFF(REG_R12), - TCB_REG_OFF(REG_R13), - TCB_REG_OFF(REG_R14), - TCB_REG_OFF(REG_R15), - TCB_REG_OFF(REG_XPSR), - -#if 0 - UINT16_MAX, /* msp */ - TCB_REG_OFF(REG_R13), -# ifdef CONFIG_ARMV8M_USEBASEPRI - UINT16_MAX, /* primask */ - TCB_REG_OFF(REG_BASEPRI), -# else - TCB_REG_OFF(REG_PRIMASK), - UINT16_MAX, /* basepri */ -# endif - UINT16_MAX, /* faultmask */ - UINT16_MAX, /* control */ +/* Name, Size, Regnum, TCB offset, g/G offset */ -# ifdef CONFIG_ARCH_FPU - TCB_REG_OFF(REG_S0), - TCB_REG_OFF(REG_S1), - TCB_REG_OFF(REG_S2), - TCB_REG_OFF(REG_S3), - TCB_REG_OFF(REG_S4), - TCB_REG_OFF(REG_S5), - TCB_REG_OFF(REG_S6), - TCB_REG_OFF(REG_S7), - TCB_REG_OFF(REG_S8), - TCB_REG_OFF(REG_S9), - TCB_REG_OFF(REG_S10), - TCB_REG_OFF(REG_S11), - TCB_REG_OFF(REG_S12), - TCB_REG_OFF(REG_S13), - TCB_REG_OFF(REG_S14), - TCB_REG_OFF(REG_S15), - TCB_REG_OFF(REG_S16), - TCB_REG_OFF(REG_S17), - TCB_REG_OFF(REG_S18), - TCB_REG_OFF(REG_S19), - TCB_REG_OFF(REG_S20), - TCB_REG_OFF(REG_S21), - TCB_REG_OFF(REG_S22), - TCB_REG_OFF(REG_S23), - TCB_REG_OFF(REG_S24), - TCB_REG_OFF(REG_S25), - TCB_REG_OFF(REG_S26), - TCB_REG_OFF(REG_S27), - TCB_REG_OFF(REG_S28), - TCB_REG_OFF(REG_S29), - TCB_REG_OFF(REG_S30), - TCB_REG_OFF(REG_S31), - TCB_REG_OFF(REG_FPSCR), -# endif -#endif +static const struct reginfo_s g_reginfo[] = +{ + {"r0", 4, 0, TCB_REG_OFF(REG_R0), REGINFO_OFFSET_AUTO}, + {"r1", 4, 1, TCB_REG_OFF(REG_R1), REGINFO_OFFSET_AUTO}, + {"r2", 4, 2, TCB_REG_OFF(REG_R2), REGINFO_OFFSET_AUTO}, + {"r3", 4, 3, TCB_REG_OFF(REG_R3), REGINFO_OFFSET_AUTO}, + {"r4", 4, 4, TCB_REG_OFF(REG_R4), REGINFO_OFFSET_AUTO}, + {"r5", 4, 5, TCB_REG_OFF(REG_R5), REGINFO_OFFSET_AUTO}, + {"r6", 4, 6, TCB_REG_OFF(REG_R6), REGINFO_OFFSET_AUTO}, + {"r7", 4, 7, TCB_REG_OFF(REG_R7), REGINFO_OFFSET_AUTO}, + {"r8", 4, 8, TCB_REG_OFF(REG_R8), REGINFO_OFFSET_AUTO}, + {"r9", 4, 9, TCB_REG_OFF(REG_R9), REGINFO_OFFSET_AUTO}, + {"r10", 4, 10, TCB_REG_OFF(REG_R10), REGINFO_OFFSET_AUTO}, + {"r11", 4, 11, TCB_REG_OFF(REG_R11), REGINFO_OFFSET_AUTO}, + {"r12", 4, 12, TCB_REG_OFF(REG_R12), REGINFO_OFFSET_AUTO}, + {"sp", 4, 13, TCB_REG_OFF(REG_R13), REGINFO_OFFSET_AUTO}, + {"lr", 4, 14, TCB_REG_OFF(REG_R14), REGINFO_OFFSET_AUTO}, + {"pc", 4, 15, TCB_REG_OFF(REG_R15), REGINFO_OFFSET_AUTO}, + {"xpsr", 4, 25, TCB_REG_OFF(REG_XPSR), REGINFO_OFFSET_AUTO}, }; /**************************************************************************** @@ -116,10 +68,10 @@ const struct tcbinfo_s g_tcbinfo used_data = .stack_off = TCB_STACK_OFF, .stack_size_off = TCB_STACK_SIZE_OFF, .regs_off = TCB_REGS_OFF, - .regs_num = nitems(g_reg_offs), + .regs_num = nitems(g_reginfo), { - .p = g_reg_offs, - }, + .reginfo = g_reginfo, + } }; /**************************************************************************** diff --git a/arch/arm/src/armv8-r/arm_tcbinfo.c b/arch/arm/src/armv8-r/arm_tcbinfo.c index 1580eb057084bf6813619ca9c143708530f1fb3e..888c035e5a6bc09183fc6f595882174619b6b18c 100644 --- a/arch/arm/src/armv8-r/arm_tcbinfo.c +++ b/arch/arm/src/armv8-r/arm_tcbinfo.c @@ -32,86 +32,46 @@ * Private Data ****************************************************************************/ -static const uint16_t g_reg_offs[] = -{ - TCB_REG_OFF(REG_R0), - TCB_REG_OFF(REG_R1), - TCB_REG_OFF(REG_R2), - TCB_REG_OFF(REG_R3), - TCB_REG_OFF(REG_R4), - TCB_REG_OFF(REG_R5), - TCB_REG_OFF(REG_R6), - TCB_REG_OFF(REG_R7), - TCB_REG_OFF(REG_R8), - TCB_REG_OFF(REG_R9), - TCB_REG_OFF(REG_R10), - TCB_REG_OFF(REG_R11), - TCB_REG_OFF(REG_R12), - TCB_REG_OFF(REG_R13), - TCB_REG_OFF(REG_R14), - TCB_REG_OFF(REG_R15), - TCB_REG_OFF(REG_CPSR), - -#if 0 -# ifdef CONFIG_ARCH_FPU - TCB_REG_OFF(REG_D0), - TCB_REG_OFF(REG_D1), - TCB_REG_OFF(REG_D2), - TCB_REG_OFF(REG_D3), - TCB_REG_OFF(REG_D4), - TCB_REG_OFF(REG_D5), - TCB_REG_OFF(REG_D6), - TCB_REG_OFF(REG_D7), - TCB_REG_OFF(REG_D8), - TCB_REG_OFF(REG_D9), - TCB_REG_OFF(REG_D10), - TCB_REG_OFF(REG_D11), - TCB_REG_OFF(REG_D12), - TCB_REG_OFF(REG_D13), - TCB_REG_OFF(REG_D14), - TCB_REG_OFF(REG_D15), -# endif +/* Name, Size, Regnum, TCB offset, g/G offset */ -# ifdef CONFIG_ARM_DPFPU32 - TCB_REG_OFF(REG_D16), - TCB_REG_OFF(REG_D17), - TCB_REG_OFF(REG_D18), - TCB_REG_OFF(REG_D19), - TCB_REG_OFF(REG_D20), - TCB_REG_OFF(REG_D21), - TCB_REG_OFF(REG_D22), - TCB_REG_OFF(REG_D23), - TCB_REG_OFF(REG_D24), - TCB_REG_OFF(REG_D25), - TCB_REG_OFF(REG_D26), - TCB_REG_OFF(REG_D27), - TCB_REG_OFF(REG_D28), - TCB_REG_OFF(REG_D29), - TCB_REG_OFF(REG_D30), - TCB_REG_OFF(REG_D31), -# endif - -# ifdef CONFIG_ARCH_FPU - TCB_REG_OFF(REG_FPSCR), -# endif -#endif +static const struct reginfo_s g_reginfo[] = +{ + {"r0", 4, 0, TCB_REG_OFF(REG_R0), REGINFO_OFFSET_AUTO}, + {"r1", 4, 1, TCB_REG_OFF(REG_R1), REGINFO_OFFSET_AUTO}, + {"r2", 4, 2, TCB_REG_OFF(REG_R2), REGINFO_OFFSET_AUTO}, + {"r3", 4, 3, TCB_REG_OFF(REG_R3), REGINFO_OFFSET_AUTO}, + {"r4", 4, 4, TCB_REG_OFF(REG_R4), REGINFO_OFFSET_AUTO}, + {"r5", 4, 5, TCB_REG_OFF(REG_R5), REGINFO_OFFSET_AUTO}, + {"r6", 4, 6, TCB_REG_OFF(REG_R6), REGINFO_OFFSET_AUTO}, + {"r7", 4, 7, TCB_REG_OFF(REG_R7), REGINFO_OFFSET_AUTO}, + {"r8", 4, 8, TCB_REG_OFF(REG_R8), REGINFO_OFFSET_AUTO}, + {"r9", 4, 9, TCB_REG_OFF(REG_R9), REGINFO_OFFSET_AUTO}, + {"r10", 4, 10, TCB_REG_OFF(REG_R10), REGINFO_OFFSET_AUTO}, + {"r11", 4, 11, TCB_REG_OFF(REG_R11), REGINFO_OFFSET_AUTO}, + {"r12", 4, 12, TCB_REG_OFF(REG_R12), REGINFO_OFFSET_AUTO}, + {"r13", 4, 13, TCB_REG_OFF(REG_R13), REGINFO_OFFSET_AUTO}, + {"r14", 4, 14, TCB_REG_OFF(REG_R14), REGINFO_OFFSET_AUTO}, + {"r15", 4, 15, TCB_REG_OFF(REG_R15), REGINFO_OFFSET_AUTO}, + {"cpsr", 4, 25, TCB_REG_OFF(REG_CPSR), REGINFO_OFFSET_AUTO}, }; /**************************************************************************** * Public Data ****************************************************************************/ -const struct tcbinfo_s g_tcbinfo = +const struct tcbinfo_s g_tcbinfo used_data = { - .pid_off = TCB_PID_OFF, - .state_off = TCB_STATE_OFF, - .pri_off = TCB_PRI_OFF, - .name_off = TCB_NAME_OFF, - .regs_off = TCB_REGS_OFF, - .regs_num = nitems(g_reg_offs), + .pid_off = TCB_PID_OFF, + .state_off = TCB_STATE_OFF, + .pri_off = TCB_PRI_OFF, + .name_off = TCB_NAME_OFF, + .stack_off = TCB_STACK_OFF, + .stack_size_off = TCB_STACK_SIZE_OFF, + .regs_off = TCB_REGS_OFF, + .regs_num = nitems(g_reginfo), { - .p = g_reg_offs, - }, + .reginfo = g_reginfo, + } }; /**************************************************************************** diff --git a/arch/arm/src/common/arm_registerdump.c b/arch/arm/src/common/arm_registerdump.c index 2bea5b407e46fe8a9db4294bae52f5d5cd571c13..c83ae810e6ad7042cb2bc172dbbc62ffcf2708a2 100644 --- a/arch/arm/src/common/arm_registerdump.c +++ b/arch/arm/src/common/arm_registerdump.c @@ -64,22 +64,13 @@ void up_dump_register(void *dumpregs) _alert("R0: %08" PRIx32 " R1: %08" PRIx32 " R2: %08" PRIx32 " R3: %08" PRIx32 "\n", regs[REG_R0], regs[REG_R1], regs[REG_R2], regs[REG_R3]); -#ifdef CONFIG_ARM_THUMB - _alert("R4: %08" PRIx32 " R5: %08" PRIx32 - " R6: %08" PRIx32 " FP: %08" PRIx32 "\n", - regs[REG_R4], regs[REG_R5], regs[REG_R6], regs[REG_R7]); - _alert("R8: %08" PRIx32 " SB: %08" PRIx32 - " SL: %08" PRIx32 " R11: %08" PRIx32 "\n", - regs[REG_R8], regs[REG_R9], regs[REG_R10], regs[REG_R11]); -#else _alert("R4: %08" PRIx32 " R5: %08" PRIx32 " R6: %08" PRIx32 " R7: %08" PRIx32 "\n", regs[REG_R4], regs[REG_R5], regs[REG_R6], regs[REG_R7]); - _alert("R8: %08" PRIx32 " SB: %08" PRIx32 - " SL: %08" PRIx32 " FP: %08" PRIx32 "\n", + _alert("R8: %08" PRIx32 " R9: %08" PRIx32 + " R10: %08" PRIx32 " R11: %08" PRIx32 "\n", regs[REG_R8], regs[REG_R9], regs[REG_R10], regs[REG_R11]); -#endif - _alert("IP: %08" PRIx32 " SP: %08" PRIx32 + _alert("R12: %08" PRIx32 " SP: %08" PRIx32 " LR: %08" PRIx32 " PC: %08" PRIx32 "\n", regs[REG_R12], regs[REG_R13], regs[REG_R14], regs[REG_R15]); diff --git a/arch/arm64/src/common/arm64_registerdump.c b/arch/arm64/src/common/arm64_registerdump.c index d19dbd704e5d15f219fd6ec6dd284e689b91b113..6ecd88938b15953363a2cc54033622dc47d7f254 100644 --- a/arch/arm64/src/common/arm64_registerdump.c +++ b/arch/arm64/src/common/arm64_registerdump.c @@ -99,10 +99,14 @@ void up_dump_register(void *dumpregs) _alert("x30: 0x%-16"PRIx64"\n", regs[REG_X30]); _alert("\n"); + + /* Use ELR as PC for script to parse */ + _alert("STATUS Registers:\n"); + _alert("PC: 0x%-16"PRIx64"\n", regs[REG_ELR]); _alert("SPSR: 0x%-16"PRIx64"\n", regs[REG_SPSR]); _alert("ELR: 0x%-16"PRIx64"\n", regs[REG_ELR]); _alert("SP_EL0: 0x%-16"PRIx64"\n", regs[REG_SP_EL0]); - _alert("SP_ELX: 0x%-16"PRIx64"\n", regs[REG_SP_ELX]); + _alert("SP: 0x%-16"PRIx64"\n", regs[REG_SP_ELX]); _alert("EXE_DEPTH: 0x%-16"PRIx64"\n", regs[REG_EXE_DEPTH]); } diff --git a/arch/arm64/src/common/arm64_tcbinfo.c b/arch/arm64/src/common/arm64_tcbinfo.c index cf57a925e1bc8a2b586494043aed2caf9983b8d8..331eb5eaa6a8a588ba966f425cc9adca4f9c681a 100644 --- a/arch/arm64/src/common/arm64_tcbinfo.c +++ b/arch/arm64/src/common/arm64_tcbinfo.c @@ -32,48 +32,50 @@ * Private Data ****************************************************************************/ -static const uint16_t g_reg_offs[] = +/* Name, Size, Regnum, TCB offset, g/G offset */ + +static const struct reginfo_s g_reginfo[] = { - TCB_REG_OFF(REG_X0), - TCB_REG_OFF(REG_X1), - TCB_REG_OFF(REG_X2), - TCB_REG_OFF(REG_X3), - TCB_REG_OFF(REG_X4), - TCB_REG_OFF(REG_X5), - TCB_REG_OFF(REG_X6), - TCB_REG_OFF(REG_X7), - TCB_REG_OFF(REG_X8), - TCB_REG_OFF(REG_X9), - TCB_REG_OFF(REG_X10), - TCB_REG_OFF(REG_X11), - TCB_REG_OFF(REG_X12), - TCB_REG_OFF(REG_X13), - TCB_REG_OFF(REG_X14), - TCB_REG_OFF(REG_X15), - TCB_REG_OFF(REG_X16), - TCB_REG_OFF(REG_X17), - TCB_REG_OFF(REG_X18), - TCB_REG_OFF(REG_X19), - TCB_REG_OFF(REG_X20), - TCB_REG_OFF(REG_X21), - TCB_REG_OFF(REG_X22), - TCB_REG_OFF(REG_X23), - TCB_REG_OFF(REG_X24), - TCB_REG_OFF(REG_X25), - TCB_REG_OFF(REG_X26), - TCB_REG_OFF(REG_X27), - TCB_REG_OFF(REG_X28), - TCB_REG_OFF(REG_X29), - TCB_REG_OFF(REG_X30), - TCB_REG_OFF(REG_SP_ELX), - TCB_REG_OFF(REG_ELR), + {"x0", 4, 0, TCB_REG_OFF(REG_X0), REGINFO_OFFSET_AUTO}, + {"x1", 4, 1, TCB_REG_OFF(REG_X1), REGINFO_OFFSET_AUTO}, + {"x2", 4, 2, TCB_REG_OFF(REG_X2), REGINFO_OFFSET_AUTO}, + {"x3", 4, 3, TCB_REG_OFF(REG_X3), REGINFO_OFFSET_AUTO}, + {"x4", 4, 4, TCB_REG_OFF(REG_X4), REGINFO_OFFSET_AUTO}, + {"x5", 4, 5, TCB_REG_OFF(REG_X5), REGINFO_OFFSET_AUTO}, + {"x6", 4, 6, TCB_REG_OFF(REG_X6), REGINFO_OFFSET_AUTO}, + {"x7", 4, 7, TCB_REG_OFF(REG_X7), REGINFO_OFFSET_AUTO}, + {"x8", 4, 8, TCB_REG_OFF(REG_X8), REGINFO_OFFSET_AUTO}, + {"x9", 4, 9, TCB_REG_OFF(REG_X9), REGINFO_OFFSET_AUTO}, + {"x10", 4, 10, TCB_REG_OFF(REG_X10), REGINFO_OFFSET_AUTO}, + {"x11", 4, 11, TCB_REG_OFF(REG_X11), REGINFO_OFFSET_AUTO}, + {"x12", 4, 12, TCB_REG_OFF(REG_X12), REGINFO_OFFSET_AUTO}, + {"x13", 4, 13, TCB_REG_OFF(REG_X13), REGINFO_OFFSET_AUTO}, + {"x14", 4, 14, TCB_REG_OFF(REG_X14), REGINFO_OFFSET_AUTO}, + {"x15", 4, 15, TCB_REG_OFF(REG_X15), REGINFO_OFFSET_AUTO}, + {"x16", 4, 16, TCB_REG_OFF(REG_X16), REGINFO_OFFSET_AUTO}, + {"x17", 4, 17, TCB_REG_OFF(REG_X17), REGINFO_OFFSET_AUTO}, + {"x18", 4, 18, TCB_REG_OFF(REG_X18), REGINFO_OFFSET_AUTO}, + {"x19", 4, 19, TCB_REG_OFF(REG_X19), REGINFO_OFFSET_AUTO}, + {"x20", 4, 20, TCB_REG_OFF(REG_X20), REGINFO_OFFSET_AUTO}, + {"x21", 4, 21, TCB_REG_OFF(REG_X21), REGINFO_OFFSET_AUTO}, + {"x22", 4, 22, TCB_REG_OFF(REG_X22), REGINFO_OFFSET_AUTO}, + {"x23", 4, 23, TCB_REG_OFF(REG_X23), REGINFO_OFFSET_AUTO}, + {"x24", 4, 24, TCB_REG_OFF(REG_X24), REGINFO_OFFSET_AUTO}, + {"x25", 4, 25, TCB_REG_OFF(REG_X25), REGINFO_OFFSET_AUTO}, + {"x26", 4, 26, TCB_REG_OFF(REG_X26), REGINFO_OFFSET_AUTO}, + {"x27", 4, 27, TCB_REG_OFF(REG_X27), REGINFO_OFFSET_AUTO}, + {"x28", 4, 28, TCB_REG_OFF(REG_X28), REGINFO_OFFSET_AUTO}, + {"x29", 4, 29, TCB_REG_OFF(REG_X29), REGINFO_OFFSET_AUTO}, + {"x30", 4, 30, TCB_REG_OFF(REG_X30), REGINFO_OFFSET_AUTO}, + {"sp", 4, 31, TCB_REG_OFF(REG_SP_ELX), REGINFO_OFFSET_AUTO}, + {"pc", 4, 32, TCB_REG_OFF(REG_ELR), REGINFO_OFFSET_AUTO}, }; /**************************************************************************** * Public Data ****************************************************************************/ -const struct tcbinfo_s g_tcbinfo = +const struct tcbinfo_s g_tcbinfo used_data = { .pid_off = TCB_PID_OFF, .state_off = TCB_STATE_OFF, @@ -82,10 +84,10 @@ const struct tcbinfo_s g_tcbinfo = .stack_off = TCB_STACK_OFF, .stack_size_off = TCB_STACK_SIZE_OFF, .regs_off = TCB_REGS_OFF, - .regs_num = nitems(g_reg_offs), + .regs_num = nitems(g_reginfo), { - .p = g_reg_offs, - }, + .reginfo = g_reginfo, + } }; /**************************************************************************** diff --git a/arch/risc-v/src/common/riscv_registerdump.c b/arch/risc-v/src/common/riscv_registerdump.c index e29132949469283c643430a6ff72b2b41e0e8eab..a75b95aa43fae3016addc84afd3c37d3bfc5bb7d 100644 --- a/arch/risc-v/src/common/riscv_registerdump.c +++ b/arch/risc-v/src/common/riscv_registerdump.c @@ -57,7 +57,7 @@ void up_dump_register(void *dumpregs) /* Are user registers available from interrupt processing? */ - _alert("EPC: %" PRIxREG "\n", regs[REG_EPC]); + _alert("PC: %" PRIxREG "\n", regs[REG_EPC]); _alert("A0: %" PRIxREG " A1: %" PRIxREG " A2: %" PRIxREG " A3: %" PRIxREG "\n", regs[REG_A0], regs[REG_A1], regs[REG_A2], regs[REG_A3]); diff --git a/arch/risc-v/src/common/riscv_tcbinfo.c b/arch/risc-v/src/common/riscv_tcbinfo.c index 52e0b9c875c55d9af42b49445361548f4f53b745..0f2c4b3ef5626ec556b955dc889981d32672e569 100644 --- a/arch/risc-v/src/common/riscv_tcbinfo.c +++ b/arch/risc-v/src/common/riscv_tcbinfo.c @@ -32,81 +32,43 @@ * Private Data ****************************************************************************/ -static const uint16_t g_reg_offs[] = -{ - TCB_REG_OFF(REG_EPC_NDX), /* X0, but it will be ommited by gdb client */ - TCB_REG_OFF(REG_X1_NDX), - TCB_REG_OFF(REG_X2_NDX), - TCB_REG_OFF(REG_X3_NDX), - TCB_REG_OFF(REG_X4_NDX), - TCB_REG_OFF(REG_X5_NDX), - TCB_REG_OFF(REG_X6_NDX), - TCB_REG_OFF(REG_X7_NDX), - TCB_REG_OFF(REG_X8_NDX), - TCB_REG_OFF(REG_X9_NDX), - TCB_REG_OFF(REG_X10_NDX), - TCB_REG_OFF(REG_X11_NDX), - TCB_REG_OFF(REG_X12_NDX), - TCB_REG_OFF(REG_X13_NDX), - TCB_REG_OFF(REG_X14_NDX), - TCB_REG_OFF(REG_X15_NDX), - TCB_REG_OFF(REG_X16_NDX), - TCB_REG_OFF(REG_X17_NDX), - TCB_REG_OFF(REG_X18_NDX), - TCB_REG_OFF(REG_X19_NDX), - TCB_REG_OFF(REG_X20_NDX), - TCB_REG_OFF(REG_X21_NDX), - TCB_REG_OFF(REG_X22_NDX), - TCB_REG_OFF(REG_X23_NDX), - TCB_REG_OFF(REG_X24_NDX), - TCB_REG_OFF(REG_X25_NDX), - TCB_REG_OFF(REG_X26_NDX), - TCB_REG_OFF(REG_X27_NDX), - TCB_REG_OFF(REG_X28_NDX), - TCB_REG_OFF(REG_X29_NDX), - TCB_REG_OFF(REG_X30_NDX), - TCB_REG_OFF(REG_X31_NDX), - TCB_REG_OFF(REG_EPC_NDX), +/* Name, Size, Regnum, TCB offset, g/G offset */ -#if 0 -# ifdef CONFIG_ARCH_FPU - TCB_REG_OFF(REG_F0_NDX), - TCB_REG_OFF(REG_F1_NDX), - TCB_REG_OFF(REG_F2_NDX), - TCB_REG_OFF(REG_F3_NDX), - TCB_REG_OFF(REG_F4_NDX), - TCB_REG_OFF(REG_F5_NDX), - TCB_REG_OFF(REG_F6_NDX), - TCB_REG_OFF(REG_F7_NDX), - TCB_REG_OFF(REG_F8_NDX), - TCB_REG_OFF(REG_F9_NDX), - TCB_REG_OFF(REG_F10_NDX), - TCB_REG_OFF(REG_F11_NDX), - TCB_REG_OFF(REG_F12_NDX), - TCB_REG_OFF(REG_F13_NDX), - TCB_REG_OFF(REG_F14_NDX), - TCB_REG_OFF(REG_F15_NDX), - TCB_REG_OFF(REG_F16_NDX), - TCB_REG_OFF(REG_F17_NDX), - TCB_REG_OFF(REG_F18_NDX), - TCB_REG_OFF(REG_F19_NDX), - TCB_REG_OFF(REG_F20_NDX), - TCB_REG_OFF(REG_F21_NDX), - TCB_REG_OFF(REG_F22_NDX), - TCB_REG_OFF(REG_F23_NDX), - TCB_REG_OFF(REG_F24_NDX), - TCB_REG_OFF(REG_F25_NDX), - TCB_REG_OFF(REG_F26_NDX), - TCB_REG_OFF(REG_F27_NDX), - TCB_REG_OFF(REG_F28_NDX), - TCB_REG_OFF(REG_F29_NDX), - TCB_REG_OFF(REG_F30_NDX), - TCB_REG_OFF(REG_F31_NDX), - UINT16_MAX, /* fflags */ - UINT16_MAX, /* frm */ - TCB_REG_OFF(REG_FCSR_NDX), -# endif -#endif +static const struct reginfo_s g_reginfo[] = +{ + {"zero", 4, 0, TCB_REG_OFF(REG_EPC_NDX), REGINFO_OFFSET_AUTO}, + {"ra", 4, 1, TCB_REG_OFF(REG_X1_NDX), REGINFO_OFFSET_AUTO}, + {"sp", 4, 2, TCB_REG_OFF(REG_X2_NDX), REGINFO_OFFSET_AUTO}, + {"gp", 4, 3, TCB_REG_OFF(REG_X3_NDX), REGINFO_OFFSET_AUTO}, + {"tp", 4, 4, TCB_REG_OFF(REG_X4_NDX), REGINFO_OFFSET_AUTO}, + {"t0", 4, 5, TCB_REG_OFF(REG_X5_NDX), REGINFO_OFFSET_AUTO}, + {"t1", 4, 6, TCB_REG_OFF(REG_X6_NDX), REGINFO_OFFSET_AUTO}, + {"t2", 4, 7, TCB_REG_OFF(REG_X7_NDX), REGINFO_OFFSET_AUTO}, + {"fp", 4, 8, TCB_REG_OFF(REG_X8_NDX), REGINFO_OFFSET_AUTO}, + {"s1", 4, 9, TCB_REG_OFF(REG_X9_NDX), REGINFO_OFFSET_AUTO}, + {"a0", 4, 10, TCB_REG_OFF(REG_X10_NDX), REGINFO_OFFSET_AUTO}, + {"a1", 4, 11, TCB_REG_OFF(REG_X11_NDX), REGINFO_OFFSET_AUTO}, + {"a2", 4, 12, TCB_REG_OFF(REG_X12_NDX), REGINFO_OFFSET_AUTO}, + {"a3", 4, 13, TCB_REG_OFF(REG_X13_NDX), REGINFO_OFFSET_AUTO}, + {"a4", 4, 14, TCB_REG_OFF(REG_X14_NDX), REGINFO_OFFSET_AUTO}, + {"a5", 4, 15, TCB_REG_OFF(REG_X15_NDX), REGINFO_OFFSET_AUTO}, + {"a6", 4, 25, TCB_REG_OFF(REG_X16_NDX), REGINFO_OFFSET_AUTO}, + {"a7", 4, 25, TCB_REG_OFF(REG_X17_NDX), REGINFO_OFFSET_AUTO}, + {"s2", 4, 25, TCB_REG_OFF(REG_X18_NDX), REGINFO_OFFSET_AUTO}, + {"s3", 4, 25, TCB_REG_OFF(REG_X19_NDX), REGINFO_OFFSET_AUTO}, + {"s4", 4, 25, TCB_REG_OFF(REG_X20_NDX), REGINFO_OFFSET_AUTO}, + {"s5", 4, 25, TCB_REG_OFF(REG_X21_NDX), REGINFO_OFFSET_AUTO}, + {"s6", 4, 25, TCB_REG_OFF(REG_X22_NDX), REGINFO_OFFSET_AUTO}, + {"s7", 4, 25, TCB_REG_OFF(REG_X23_NDX), REGINFO_OFFSET_AUTO}, + {"s8", 4, 25, TCB_REG_OFF(REG_X24_NDX), REGINFO_OFFSET_AUTO}, + {"s9", 4, 25, TCB_REG_OFF(REG_X25_NDX), REGINFO_OFFSET_AUTO}, + {"s10", 4, 25, TCB_REG_OFF(REG_X26_NDX), REGINFO_OFFSET_AUTO}, + {"s11", 4, 25, TCB_REG_OFF(REG_X27_NDX), REGINFO_OFFSET_AUTO}, + {"t3", 4, 25, TCB_REG_OFF(REG_X28_NDX), REGINFO_OFFSET_AUTO}, + {"t4", 4, 25, TCB_REG_OFF(REG_X29_NDX), REGINFO_OFFSET_AUTO}, + {"t5", 4, 25, TCB_REG_OFF(REG_X30_NDX), REGINFO_OFFSET_AUTO}, + {"t6", 4, 25, TCB_REG_OFF(REG_X31_NDX), REGINFO_OFFSET_AUTO}, + {"pc", 4, 25, TCB_REG_OFF(REG_EPC_NDX), REGINFO_OFFSET_AUTO}, }; /**************************************************************************** @@ -122,10 +84,10 @@ const struct tcbinfo_s g_tcbinfo used_data = .stack_off = TCB_STACK_OFF, .stack_size_off = TCB_STACK_SIZE_OFF, .regs_off = TCB_REGS_OFF, - .regs_num = nitems(g_reg_offs), + .regs_num = nitems(g_reginfo), { - .p = g_reg_offs, - }, + .reginfo = g_reginfo, + } }; /**************************************************************************** diff --git a/arch/sim/src/sim/sim_tcbinfo.c b/arch/sim/src/sim/sim_tcbinfo.c index 02847da3e260b0ca2e0650fdcba47081674ddc2c..6470664ec527fef54e55c9372edc47c2fb3406ed 100644 --- a/arch/sim/src/sim/sim_tcbinfo.c +++ b/arch/sim/src/sim/sim_tcbinfo.c @@ -33,111 +33,39 @@ ****************************************************************************/ #if defined(CONFIG_HOST_X86_64) && !defined(CONFIG_SIM_M32) -static const uint16_t g_reg_offs[] = +/* Name, Size, Regnum, TCB offset, g/G offset */ + +static const struct reginfo_s g_reginfo[] = { - UINT16_MAX, /* RAX */ - TCB_REG_OFF(JB_RBX), /* RBX */ - UINT16_MAX, /* RCX */ - UINT16_MAX, /* RDX */ - UINT16_MAX, /* RSI */ - UINT16_MAX, /* RDI */ - TCB_REG_OFF(JB_RBP), /* RBP */ - TCB_REG_OFF(JB_RSP), /* RSP */ - UINT16_MAX, /* R8 */ - UINT16_MAX, /* R9 */ - UINT16_MAX, /* R10 */ - UINT16_MAX, /* R11 */ - TCB_REG_OFF(JB_R12), /* R12 */ - TCB_REG_OFF(JB_R13), /* R13 */ - TCB_REG_OFF(JB_R15), /* R14 */ - TCB_REG_OFF(JB_R15), /* R15 */ - TCB_REG_OFF(JB_RIP), /* RIP */ - UINT16_MAX, /* EFLAGS */ - UINT16_MAX, /* CS */ - UINT16_MAX, /* SS */ - UINT16_MAX, /* DS */ - UINT16_MAX, /* ES */ - UINT16_MAX, /* FS */ + {"rbx", 8, 1, TCB_REG_OFF(JB_RBX), REGINFO_OFFSET_INVALID}, + {"rbp", 8, 6, TCB_REG_OFF(JB_RBP), REGINFO_OFFSET_INVALID}, + {"rsp", 8, 7, TCB_REG_OFF(JB_RSP), REGINFO_OFFSET_INVALID}, + {"r12", 8, 12, TCB_REG_OFF(JB_R12), REGINFO_OFFSET_INVALID}, + {"r13", 8, 13, TCB_REG_OFF(JB_R13), REGINFO_OFFSET_INVALID}, + {"r14", 8, 14, TCB_REG_OFF(JB_R14), REGINFO_OFFSET_INVALID}, + {"r15", 8, 15, TCB_REG_OFF(JB_R15), REGINFO_OFFSET_INVALID}, + {"rip", 8, 16, TCB_REG_OFF(JB_RIP), REGINFO_OFFSET_INVALID}, }; #elif defined(CONFIG_HOST_X86) || defined(CONFIG_SIM_M32) -static const uint16_t g_reg_offs[] = +static const struct reginfo_s g_reginfo[] = { - UINT16_MAX, /* RAX */ - UINT16_MAX, /* RCX */ - UINT16_MAX, /* RDX */ - TCB_REG_OFF(JB_EBX), /* RBX */ - TCB_REG_OFF(JB_ESP), /* ESP */ - TCB_REG_OFF(JB_EBP), /* EBP */ - TCB_REG_OFF(JB_ESI), /* ESI */ - TCB_REG_OFF(JB_EDI), /* EDI */ - TCB_REG_OFF(JB_EIP), /* EIP */ - UINT16_MAX, /* EFLAGS */ - UINT16_MAX, /* CS */ - UINT16_MAX, /* SS */ - UINT16_MAX, /* DS */ - UINT16_MAX, /* ES */ - UINT16_MAX, /* FS */ + {"ebx", 4, 1, TCB_REG_OFF(JB_EBX), REGINFO_OFFSET_INVALID}, + {"esp", 4, 2, TCB_REG_OFF(JB_ESP), REGINFO_OFFSET_INVALID}, + {"ebp", 4, 3, TCB_REG_OFF(JB_EBP), REGINFO_OFFSET_INVALID}, + {"esi", 4, 4, TCB_REG_OFF(JB_ESI), REGINFO_OFFSET_INVALID}, + {"edi", 4, 5, TCB_REG_OFF(JB_EDI), REGINFO_OFFSET_INVALID}, + {"eip", 4, 6, TCB_REG_OFF(JB_EIP), REGINFO_OFFSET_INVALID}, }; #elif defined(CONFIG_HOST_ARM64) -static const uint16_t g_reg_offs[] = +static const struct reginfo_s g_reginfo[] = { - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - TCB_REG_OFF(JB_SP), - TCB_REG_OFF(JB_PC), - UINT16_MAX, - UINT16_MAX, + {"sp", 8, 31, TCB_REG_OFF(JB_SP), REGINFO_OFFSET_INVALID}, + {"pc", 8, 32, TCB_REG_OFF(JB_PC), REGINFO_OFFSET_INVALID}, }; #elif defined(CONFIG_HOST_ARM) -static const uint16_t g_reg_offs[] = +static const struct reginfo_s g_reginfo[] = { - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, - UINT16_MAX, + {"", 4, 0, UINT16_MAX, REGINFO_OFFSET_INVALID}, }; #endif @@ -154,10 +82,10 @@ const struct tcbinfo_s g_tcbinfo used_data = .stack_off = TCB_STACK_OFF, .stack_size_off = TCB_STACK_SIZE_OFF, .regs_off = TCB_REGS_OFF, - .regs_num = nitems(g_reg_offs), + .regs_num = nitems(g_reginfo), { - .p = g_reg_offs, - }, + .reginfo = g_reginfo, + } }; /**************************************************************************** diff --git a/arch/sparc/src/common/sparc_tcbinfo.c b/arch/sparc/src/common/sparc_tcbinfo.c index 97ea9d1cb45d7667bb627248e654cd28c2762d23..8820850d40f7d686a23de046135bcc9fbac29abf 100644 --- a/arch/sparc/src/common/sparc_tcbinfo.c +++ b/arch/sparc/src/common/sparc_tcbinfo.c @@ -32,40 +32,42 @@ * Private Data ****************************************************************************/ -static const uint16_t g_reg_offs[] = +/* Name, Size, Regnum, TCB offset, g/G offset */ + +static const struct reginfo_s g_reginfo[] = { - UINT16_MAX, /* G0 */ - TCB_REG_OFF(REG_G1), /* G1 */ - TCB_REG_OFF(REG_G2), /* G2 */ - TCB_REG_OFF(REG_G3), /* G3 */ - TCB_REG_OFF(REG_G4), /* G4 */ - TCB_REG_OFF(REG_G5), /* G5 */ - TCB_REG_OFF(REG_G6), /* G6 */ - TCB_REG_OFF(REG_G7), /* G7 */ - TCB_REG_OFF(REG_O0), /* O0 */ - TCB_REG_OFF(REG_O1), /* O1 */ - TCB_REG_OFF(REG_O2), /* O2 */ - TCB_REG_OFF(REG_O3), /* O3 */ - TCB_REG_OFF(REG_O4), /* O4 */ - TCB_REG_OFF(REG_O5), /* O5 */ - TCB_REG_OFF(REG_O6), /* O6 */ - TCB_REG_OFF(REG_O7), /* O7 */ - TCB_REG_OFF(REG_L0), /* L0 */ - TCB_REG_OFF(REG_L1), /* L1 */ - TCB_REG_OFF(REG_L2), /* L2 */ - TCB_REG_OFF(REG_L3), /* L3 */ - TCB_REG_OFF(REG_L4), /* L4 */ - TCB_REG_OFF(REG_L5), /* L5 */ - TCB_REG_OFF(REG_L6), /* L6 */ - TCB_REG_OFF(REG_L7), /* L7 */ - TCB_REG_OFF(REG_I0), /* I0 */ - TCB_REG_OFF(REG_I1), /* I1 */ - TCB_REG_OFF(REG_I2), /* I2 */ - TCB_REG_OFF(REG_I3), /* I3 */ - TCB_REG_OFF(REG_I4), /* I4 */ - TCB_REG_OFF(REG_I5), /* I5 */ - TCB_REG_OFF(REG_I6), /* I6 */ - TCB_REG_OFF(REG_I7), /* I7 */ + {"", 4, 0, REGINFO_OFFSET_INVALID, REGINFO_OFFSET_AUTO}, + {"g1", 4, 1, TCB_REG_OFF(REG_G1), REGINFO_OFFSET_AUTO}, + {"g2", 4, 2, TCB_REG_OFF(REG_G2), REGINFO_OFFSET_AUTO}, + {"g3", 4, 3, TCB_REG_OFF(REG_G3), REGINFO_OFFSET_AUTO}, + {"g4", 4, 4, TCB_REG_OFF(REG_G4), REGINFO_OFFSET_AUTO}, + {"g5", 4, 5, TCB_REG_OFF(REG_G5), REGINFO_OFFSET_AUTO}, + {"g6", 4, 6, TCB_REG_OFF(REG_G6), REGINFO_OFFSET_AUTO}, + {"g7", 4, 7, TCB_REG_OFF(REG_G7), REGINFO_OFFSET_AUTO}, + {"o0", 4, 8, TCB_REG_OFF(REG_O0), REGINFO_OFFSET_AUTO}, + {"o1", 4, 9, TCB_REG_OFF(REG_O1), REGINFO_OFFSET_AUTO}, + {"o2", 4, 10, TCB_REG_OFF(REG_O2), REGINFO_OFFSET_AUTO}, + {"o3", 4, 11, TCB_REG_OFF(REG_O3), REGINFO_OFFSET_AUTO}, + {"o4", 4, 12, TCB_REG_OFF(REG_O4), REGINFO_OFFSET_AUTO}, + {"o5", 4, 13, TCB_REG_OFF(REG_O5), REGINFO_OFFSET_AUTO}, + {"o6", 4, 14, TCB_REG_OFF(REG_O6), REGINFO_OFFSET_AUTO}, + {"o7", 4, 15, TCB_REG_OFF(REG_O7), REGINFO_OFFSET_AUTO}, + {"l0", 4, 16, TCB_REG_OFF(REG_L0), REGINFO_OFFSET_AUTO}, + {"l1", 4, 17, TCB_REG_OFF(REG_L1), REGINFO_OFFSET_AUTO}, + {"l2", 4, 18, TCB_REG_OFF(REG_L2), REGINFO_OFFSET_AUTO}, + {"l3", 4, 19, TCB_REG_OFF(REG_L3), REGINFO_OFFSET_AUTO}, + {"l4", 4, 20, TCB_REG_OFF(REG_L4), REGINFO_OFFSET_AUTO}, + {"l5", 4, 21, TCB_REG_OFF(REG_L5), REGINFO_OFFSET_AUTO}, + {"l6", 4, 22, TCB_REG_OFF(REG_L6), REGINFO_OFFSET_AUTO}, + {"l7", 4, 23, TCB_REG_OFF(REG_L7), REGINFO_OFFSET_AUTO}, + {"i0", 4, 24, TCB_REG_OFF(REG_I0), REGINFO_OFFSET_AUTO}, + {"i1", 4, 25, TCB_REG_OFF(REG_I1), REGINFO_OFFSET_AUTO}, + {"i2", 4, 26, TCB_REG_OFF(REG_I2), REGINFO_OFFSET_AUTO}, + {"i3", 4, 27, TCB_REG_OFF(REG_I3), REGINFO_OFFSET_AUTO}, + {"i4", 4, 28, TCB_REG_OFF(REG_I4), REGINFO_OFFSET_AUTO}, + {"i5", 4, 29, TCB_REG_OFF(REG_I5), REGINFO_OFFSET_AUTO}, + {"i6", 4, 30, TCB_REG_OFF(REG_I6), REGINFO_OFFSET_AUTO}, + {"i7", 4, 31, TCB_REG_OFF(REG_I7), REGINFO_OFFSET_AUTO}, }; /**************************************************************************** @@ -81,10 +83,10 @@ const struct tcbinfo_s g_tcbinfo = .stack_off = TCB_STACK_OFF, .stack_size_off = TCB_STACK_SIZE_OFF, .regs_off = TCB_REGS_OFF, - .regs_num = nitems(g_reg_offs), + .regs_num = nitems(g_reginfo), { - .p = g_reg_offs, - }, + .reginfo = g_reginfo, + } }; /**************************************************************************** diff --git a/arch/tricore/src/common/tricore_tcbinfo.c b/arch/tricore/src/common/tricore_tcbinfo.c index 15d9fd6e767fc639fd0f8e855f09ff39cfbd58c2..cc3bc5240e8c4275f5a7bec2823138f781c9a123 100644 --- a/arch/tricore/src/common/tricore_tcbinfo.c +++ b/arch/tricore/src/common/tricore_tcbinfo.c @@ -32,7 +32,9 @@ * Private Data ****************************************************************************/ -static const uint16_t g_reg_offs[1]; +/* Name, Size, Regnum, TCB offset, g/G offset */ + +static const struct reginfo_s g_reginfo[1]; /**************************************************************************** * Public Data @@ -47,9 +49,9 @@ const struct tcbinfo_s g_tcbinfo used_data = .stack_off = TCB_STACK_OFF, .stack_size_off = TCB_STACK_SIZE_OFF, .regs_off = TCB_REGS_OFF, - .regs_num = nitems(g_reg_offs), + .regs_num = nitems(g_reginfo), { - .p = g_reg_offs, + .reginfo = g_reginfo, }, }; diff --git a/arch/x86/src/common/x86_tcbinfo.c b/arch/x86/src/common/x86_tcbinfo.c index 4767a3d3b7b0acc8bebf6833c1048c3af59fe678..eed421179d7126dfd355586d442fad99578413bd 100644 --- a/arch/x86/src/common/x86_tcbinfo.c +++ b/arch/x86/src/common/x86_tcbinfo.c @@ -32,23 +32,23 @@ * Private Data ****************************************************************************/ -static const uint16_t g_reg_offs[] = +/* Name, Size, Regnum, TCB offset, g/G offset */ + +static const struct reginfo_s g_reginfo[] = { - TCB_REG_OFF(REG_EAX), /* RAX */ - TCB_REG_OFF(REG_ECX), /* RCX */ - TCB_REG_OFF(REG_EDX), /* RDX */ - TCB_REG_OFF(REG_EBP), /* RBX */ - TCB_REG_OFF(REG_ESP), /* ESP */ - TCB_REG_OFF(REG_EBP), /* EBP */ - TCB_REG_OFF(REG_ESI), /* ESI */ - TCB_REG_OFF(REG_EDI), /* EDI */ - TCB_REG_OFF(REG_EIP), /* EIP */ - TCB_REG_OFF(REG_EFLAGS), /* EFLAGS */ - TCB_REG_OFF(REG_CS), /* CS */ - TCB_REG_OFF(REG_SS), /* SS */ - TCB_REG_OFF(REG_DS), /* DS */ - UINT16_MAX, /* ES */ - UINT16_MAX, /* FS */ + {"eax", 4, 15, TCB_REG_OFF(G_EAX), REGINFO_OFFSET_AUTO}, + {"ecx", 4, 14, TCB_REG_OFF(G_ECX), REGINFO_OFFSET_AUTO}, + {"edx", 4, 13, TCB_REG_OFF(G_EDX), REGINFO_OFFSET_AUTO}, + {"ebp", 4, 12, TCB_REG_OFF(G_EBP), REGINFO_OFFSET_AUTO}, + {"esp", 4, 6, TCB_REG_OFF(G_ESP), REGINFO_OFFSET_AUTO}, + {"ebp", 4, 1, TCB_REG_OFF(G_EBP), REGINFO_OFFSET_AUTO}, + {"esi", 4, 11, TCB_REG_OFF(G_ESI), REGINFO_OFFSET_AUTO}, + {"edi", 4, 10, TCB_REG_OFF(G_EDI), REGINFO_OFFSET_AUTO}, + {"eip", 4, 9, TCB_REG_OFF(G_EIP), REGINFO_OFFSET_AUTO}, + {"eflags", 4, 8, TCB_REG_OFF(G_EFLAGS), REGINFO_OFFSET_AUTO}, + {"cs", 4, 0, TCB_REG_OFF(G_CS), REGINFO_OFFSET_AUTO}, + {"ss", 4, 2, TCB_REG_OFF(G_SS), REGINFO_OFFSET_AUTO}, + {"ds", 4, 3, TCB_REG_OFF(G_DS), REGINFO_OFFSET_AUTO}, }; /**************************************************************************** @@ -64,9 +64,9 @@ const struct tcbinfo_s g_tcbinfo = .stack_off = TCB_STACK_OFF, .stack_size_off = TCB_STACK_SIZE_OFF, .regs_off = TCB_REGS_OFF, - .regs_num = nitems(g_reg_offs), + .regs_num = nitems(g_reginfo), { - .p = g_reg_offs, + .reginfo = g_reginfo, }, }; diff --git a/arch/x86_64/src/common/x86_64_tcbinfo.c b/arch/x86_64/src/common/x86_64_tcbinfo.c index fbb3c5c6732142f2ca8e6ca1ce3db61dd2bbb665..abbffabc83954a551044eb71023047e41980e872 100644 --- a/arch/x86_64/src/common/x86_64_tcbinfo.c +++ b/arch/x86_64/src/common/x86_64_tcbinfo.c @@ -32,31 +32,37 @@ * Private Data ****************************************************************************/ -static const uint16_t g_reg_offs[] = +/* Name, Size, Regnum, TCB offset, g/G offset */ + +static const struct reginfo_s g_reginfo[] = { - TCB_REG_OFF(REG_RAX), /* RAX */ - TCB_REG_OFF(REG_RBX), /* RBX */ - TCB_REG_OFF(REG_RCX), /* RCX */ - TCB_REG_OFF(REG_RDX), /* RDX */ - TCB_REG_OFF(REG_RSI), /* RSI */ - TCB_REG_OFF(REG_RDI), /* RDI */ - TCB_REG_OFF(REG_RBP), /* RBP */ - TCB_REG_OFF(REG_RSP), /* RSP */ - TCB_REG_OFF(REG_R8), /* R8 */ - TCB_REG_OFF(REG_R9), /* R9 */ - TCB_REG_OFF(REG_R10), /* R10 */ - TCB_REG_OFF(REG_R11), /* R11 */ - TCB_REG_OFF(REG_R12), /* R12 */ - TCB_REG_OFF(REG_R13), /* R13 */ - TCB_REG_OFF(REG_R14), /* R14 */ - TCB_REG_OFF(REG_R15), /* R15 */ - TCB_REG_OFF(REG_RIP), /* RIP */ - TCB_REG_OFF(REG_RFLAGS), /* EFLAGS */ - TCB_REG_OFF(REG_CS), /* CS */ - TCB_REG_OFF(REG_SS), /* SS */ - TCB_REG_OFF(REG_DS), /* DS */ - TCB_REG_OFF(REG_ES), /* ES */ - TCB_REG_OFF(REG_FS), /* FS */ + {"r15", 8, 15, TCB_REG_OFF(REG_R15), 120}, + {"r14", 8, 14, TCB_REG_OFF(REG_R14), 112}, + {"r13", 8, 13, TCB_REG_OFF(REG_R13), 104}, + {"r12", 8, 12, TCB_REG_OFF(REG_R12), 96}, + {"rbp", 8, 6, TCB_REG_OFF(REG_RBP), 48}, + {"rbx", 8, 1, TCB_REG_OFF(REG_RBX), 8}, + {"r11", 8, 11, TCB_REG_OFF(REG_R11), 88}, + {"r10", 8, 10, TCB_REG_OFF(REG_R10), 80}, + {"r9", 8, 9, TCB_REG_OFF(REG_R9), 72}, + {"r8", 8, 8, TCB_REG_OFF(REG_R8), 64}, + {"rax", 8, 0, TCB_REG_OFF(REG_RAX), 0}, /* g/G 0 */ + {"rcx", 8, 2, TCB_REG_OFF(REG_RCX), 16}, + {"rdx", 8, 3, TCB_REG_OFF(REG_RDX), 24}, + {"rsi", 8, 4, TCB_REG_OFF(REG_RSI), 32}, + {"rdi", 8, 5, TCB_REG_OFF(REG_RDI), 40}, + {"rax", 8, 0, TCB_REG_OFF(REG_RAX), REGINFO_OFFSET_INVALID}, /* orig_ax */ + {"rip", 8, 16, TCB_REG_OFF(REG_RIP), 128}, + {"cs", 4, 18, TCB_REG_OFF(REG_CS), 140}, + {"eflags", 4, 17, TCB_REG_OFF(REG_RFLAGS), 136}, /* GDB expects it to be 4bytes, why? */ + {"rsp", 8, 7, TCB_REG_OFF(REG_RSP), 56}, + {"ss", 4, 19, TCB_REG_OFF(REG_SS), 144}, + {"fs", 4, 22, TCB_REG_OFF(REG_FS), REGINFO_OFFSET_INVALID}, /* fs_base */ + {"gs", 4, 23, TCB_REG_OFF(REG_GS), REGINFO_OFFSET_INVALID}, /* gs_base */ + {"ds", 4, 20, TCB_REG_OFF(REG_DS), 148}, + {"es", 4, 21, TCB_REG_OFF(REG_ES), 152}, + {"fs", 4, 22, TCB_REG_OFF(REG_FS), 156}, + {"gs", 4, 23, TCB_REG_OFF(REG_GS), 160}, }; /**************************************************************************** @@ -72,9 +78,9 @@ const struct tcbinfo_s g_tcbinfo used_data = .stack_off = TCB_STACK_OFF, .stack_size_off = TCB_STACK_SIZE_OFF, .regs_off = TCB_REGS_OFF, - .regs_num = nitems(g_reg_offs), + .regs_num = nitems(g_reginfo), { - .p = g_reg_offs, + .reginfo = g_reginfo, }, }; diff --git a/arch/xtensa/src/common/xtensa_tcbinfo.c b/arch/xtensa/src/common/xtensa_tcbinfo.c index 0102c82fca74071b3731e2811a0ca744039d0021..7afc486a1f95647715725a8fb34c90835f7a05bc 100644 --- a/arch/xtensa/src/common/xtensa_tcbinfo.c +++ b/arch/xtensa/src/common/xtensa_tcbinfo.c @@ -32,26 +32,28 @@ * Private Data ****************************************************************************/ -static const uint16_t g_reg_offs[] = +/* Name, Size, Regnum, TCB offset, g/G offset */ + +static const struct reginfo_s g_reginfo[] = { - TCB_REG_OFF(REG_PC), - TCB_REG_OFF(REG_PS), - TCB_REG_OFF(REG_A0), - TCB_REG_OFF(REG_A1), - TCB_REG_OFF(REG_A2), - TCB_REG_OFF(REG_A3), - TCB_REG_OFF(REG_A4), - TCB_REG_OFF(REG_A5), - TCB_REG_OFF(REG_A6), - TCB_REG_OFF(REG_A7), - TCB_REG_OFF(REG_A8), - TCB_REG_OFF(REG_A9), - TCB_REG_OFF(REG_A10), - TCB_REG_OFF(REG_A11), - TCB_REG_OFF(REG_A12), - TCB_REG_OFF(REG_A13), - TCB_REG_OFF(REG_A14), - TCB_REG_OFF(REG_A15), + {"pc", 4, 0, TCB_REG_OFF(REG_PC), REGINFO_OFFSET_AUTO}, + {"ps", 4, 1, TCB_REG_OFF(REG_PS), REGINFO_OFFSET_AUTO}, + {"a0", 4, 2, TCB_REG_OFF(REG_A0), REGINFO_OFFSET_AUTO}, + {"a1", 4, 3, TCB_REG_OFF(REG_A1), REGINFO_OFFSET_AUTO}, + {"a2", 4, 4, TCB_REG_OFF(REG_A2), REGINFO_OFFSET_AUTO}, + {"a3", 4, 5, TCB_REG_OFF(REG_A3), REGINFO_OFFSET_AUTO}, + {"a4", 4, 6, TCB_REG_OFF(REG_A4), REGINFO_OFFSET_AUTO}, + {"a5", 4, 7, TCB_REG_OFF(REG_A5), REGINFO_OFFSET_AUTO}, + {"a6", 4, 8, TCB_REG_OFF(REG_A6), REGINFO_OFFSET_AUTO}, + {"a7", 4, 9, TCB_REG_OFF(REG_A7), REGINFO_OFFSET_AUTO}, + {"a8", 4, 10, TCB_REG_OFF(REG_A8), REGINFO_OFFSET_AUTO}, + {"a9", 4, 11, TCB_REG_OFF(REG_A9), REGINFO_OFFSET_AUTO}, + {"a10", 4, 12, TCB_REG_OFF(REG_A10), REGINFO_OFFSET_AUTO}, + {"a11", 4, 13, TCB_REG_OFF(REG_A11), REGINFO_OFFSET_AUTO}, + {"a12", 4, 14, TCB_REG_OFF(REG_A12), REGINFO_OFFSET_AUTO}, + {"a13", 4, 15, TCB_REG_OFF(REG_A13), REGINFO_OFFSET_AUTO}, + {"a14", 4, 25, TCB_REG_OFF(REG_A14), REGINFO_OFFSET_AUTO}, + {"a15", 4, 25, TCB_REG_OFF(REG_A15), REGINFO_OFFSET_AUTO}, }; /**************************************************************************** @@ -69,7 +71,7 @@ const struct tcbinfo_s g_tcbinfo used_data = .regs_off = TCB_REGS_OFF, .regs_num = COMMON_CTX_REGS, { - .p = g_reg_offs, + .reginfo = g_reginfo, }, }; diff --git a/binfmt/elf.c b/binfmt/elf.c index 433cadc8d523230fd80197152288c7d4280f843d..57cf8e40b463e1a845ac6d6eb051ee830d663819 100644 --- a/binfmt/elf.c +++ b/binfmt/elf.c @@ -225,6 +225,14 @@ static int elf_loadbinary(FAR struct binary_s *binp, } #endif +#ifdef HAVE_MODLIB_NAMES + /* Save the filename in the registry entry */ + + strlcpy(binp->mod.modname, strrchr(filename, '/') == NULL ? + filename: strrchr(filename, '/') + 1, + sizeof(binp->mod.modname)); +#endif + modlib_uninitialize(&loadinfo); return OK; diff --git a/drivers/serial/serial_gdbstub.c b/drivers/serial/serial_gdbstub.c index 2c2916bbd30b19ff56d47a29fa51d1c0b6a89a34..29d87b137db9990972fb22b1d569e68bee736aee 100644 --- a/drivers/serial/serial_gdbstub.c +++ b/drivers/serial/serial_gdbstub.c @@ -242,7 +242,8 @@ static ssize_t uart_gdbstub_receive(FAR void *priv, FAR void *buf, * ****************************************************************************/ -static ssize_t uart_gdbstub_send(FAR void *priv, FAR void *buf, size_t len) +static ssize_t uart_gdbstub_send(FAR void *priv, FAR const void *buf, + size_t len) { FAR struct uart_gdbstub_s *uart_gdbstub = priv; FAR uart_dev_t *dev = uart_gdbstub->dev; diff --git a/include/nuttx/gdbstub.h b/include/nuttx/gdbstub.h index 83f40adff5d11ad773b09e269f5cf862f685fb68..4d3c19db3c2c5bcf61aea9ae245cd80ec0244458 100644 --- a/include/nuttx/gdbstub.h +++ b/include/nuttx/gdbstub.h @@ -47,7 +47,7 @@ ****************************************************************************/ struct gdb_state_s; -typedef CODE ssize_t (*gdb_send_func_t)(FAR void *priv, FAR void *buf, +typedef CODE ssize_t (*gdb_send_func_t)(FAR void *priv, FAR const void *buf, size_t len); typedef CODE ssize_t (*gdb_recv_func_t)(FAR void *priv, FAR void *buf, size_t len); diff --git a/include/nuttx/sched.h b/include/nuttx/sched.h index 21cd765819acb16d92aad0f2471f52720282ce59..708ef83917094cb2be653a777513456f701c1e14 100644 --- a/include/nuttx/sched.h +++ b/include/nuttx/sched.h @@ -246,6 +246,9 @@ #define running_regs() ((void *)(g_running_tasks[this_cpu()]->xcp.regs)) +#define REGINFO_OFFSET_INVALID -2 /* Special value for N/A offset value */ +#define REGINFO_OFFSET_AUTO -1 /* Calculate the offset in GDB g/G packet automatically */ + /**************************************************************************** * Public Type Definitions ****************************************************************************/ @@ -797,13 +800,32 @@ struct pthread_tcb_s }; #endif /* !CONFIG_DISABLE_PTHREAD */ +/* struct reginfo_s *********************************************************/ + +/* The structure describes the register name and size. + * + * For NuttX GDB python plugin, we also use this information to understand + * values in tcb context. + */ + +struct reginfo_s +{ + const char name[8]; /* Register name, must follow GDB, normally in lowercase */ + uint8_t size; /* Register size in bytes */ + uint8_t regnum; /* Remote register number as seen by GDB */ + int16_t toffset; /* Register byte offset in context registers. */ + /* value of REGINFO_OFFSET_INVALID: This register is not provided by NuttX */ + int16_t goffset; /* Register byte offset in g/G packet, default to 0 that means register in order. */ + uint16_t reserved; /* in order to alignment in 64bytes */ +}; + /* struct tcbinfo_s *********************************************************/ /* The structure save key filed offset of tcb_s while can be used by * debuggers to parse the tcb information */ -begin_packed_struct struct tcbinfo_s +struct tcbinfo_s { uint16_t pid_off; /* Offset of tcb.pid */ uint16_t state_off; /* Offset of tcb.task_state */ @@ -813,21 +835,12 @@ begin_packed_struct struct tcbinfo_s uint16_t stack_size_off; /* Offset of tcb.adj_stack_size */ uint16_t regs_off; /* Offset of tcb.regs */ uint16_t regs_num; /* Num of general regs */ - - /* Offset pointer of xcp.regs, order in GDB org.gnu.gdb.xxx feature. - * Refer to the link of `reg_off` below for more information. - * - * value UINT16_MAX: This register was not provided by NuttX - */ - - begin_packed_struct union { - uint8_t u[8]; - FAR const uint16_t *p; - } - end_packed_struct reg_off; /* Refer to https://sourceware.org/gdb/current/onlinedocs/gdb.html/Standard-Target-Features.html */ -} end_packed_struct; + uint8_t u[8]; + FAR const struct reginfo_s *reginfo; /* Register information */ + } u; +}; /* This is the callback type used by nxsched_foreach() */ diff --git a/libs/libc/gdbstub/lib_gdbstub.c b/libs/libc/gdbstub/lib_gdbstub.c index ace13079380e561cb4c64ddf9a2e4656083d6f13..5499512d968fe293bd69a836da93903fd704f809 100644 --- a/libs/libc/gdbstub/lib_gdbstub.c +++ b/libs/libc/gdbstub/lib_gdbstub.c @@ -29,7 +29,6 @@ #include #include #include -#include #include #include @@ -38,13 +37,16 @@ #include #include #include +#include /**************************************************************************** * Pre-processor Definitions ****************************************************************************/ #ifdef CONFIG_LIB_GDBSTUB_DEBUG -# define GDB_DEBUG(...) syslog(LOG_DEBUG, ##__VA_ARGS__) +# define GDB_DEBUG(stat, ...) \ + lib_sprintf((FAR struct lib_outstream_s *)&state->stream, \ + ##__VA_ARGS__) # define GDB_ASSERT() __assert(__FILE__, __LINE__, 0) #else # define GDB_DEBUG(...) @@ -53,19 +55,26 @@ #define BUFSIZE CONFIG_LIB_GDBSTUB_PKTSIZE -#ifdef CONFIG_BOARD_MEMORY_RANGE -static const struct memory_region_s g_memory_region[] = - { - CONFIG_BOARD_MEMORY_RANGE - }; +#define REPBIAS 29 +#define REPSIZE (255 - REPBIAS) + +/* Architecture can overwrite the default XCPTCONTEXT alignment */ + +#ifndef XCPTCONTEXT_ALIGN +# define XCPTCONTEXT_ALIGN 16 #endif +#define PID0_REPLACE INT32_MAX + /**************************************************************************** * Private Types ****************************************************************************/ struct gdb_state_s { +#ifdef CONFIG_LIB_GDBSTUB_DEBUG + struct lib_syslograwstream_s stream; +#endif gdb_send_func_t send; /* Send buffer to gdb */ gdb_recv_func_t recv; /* Recv buffer from gdb */ FAR void *priv; /* Private data for transport */ @@ -74,13 +83,12 @@ struct gdb_state_s */ int last_stopreason; /* Last stop reason */ FAR void *last_stopaddr; /* Last stop address */ - pid_t pid; /* Gdb current thread */ + pid_t pid; /* Current NuttX thread pid */ FAR char *pkt_next; /* Pointer to next byte in packet */ char pkt_buf[BUFSIZE]; /* Packet buffer */ size_t pkt_len; /* Packet send and receive length */ - uint8_t running_regs[XCPTCONTEXT_SIZE]; /* Registers of running thread */ - size_t size; /* Size of registers */ - uintptr_t registers[0]; /* Registers of other threads */ + FAR uint8_t *running_regs; /* Registers of running thread */ + FAR void *xcpregs; /* Pointer to the registers in context. */ }; struct gdb_debugpoint_s @@ -105,6 +113,13 @@ typedef CODE ssize_t (*gdb_format_func_t)(FAR void *buf, size_t buf_len, * Private Data ****************************************************************************/ +#ifdef CONFIG_BOARD_MEMORY_RANGE +static const struct memory_region_s g_memory_region[] = +{ + CONFIG_BOARD_MEMORY_RANGE +}; +#endif + /**************************************************************************** * Private Functions Prototypes ****************************************************************************/ @@ -112,13 +127,16 @@ typedef CODE ssize_t (*gdb_format_func_t)(FAR void *buf, size_t buf_len, /* System functions, supported by all stubs */ static int gdb_getchar(FAR struct gdb_state_s *state); -static int gdb_putchar(FAR struct gdb_state_s *state, int ch); +static int gdb_putchar(FAR struct gdb_state_s *state, int ch, + FAR char *csum); +static void gdb_escapechar(FAR struct gdb_state_s *state, char c, + FAR char *csum); +static size_t gdb_count_repeat(FAR const char *data, size_t data_len); /* Packet functions */ static int gdb_send_packet(FAR struct gdb_state_s *state); static int gdb_recv_packet(FAR struct gdb_state_s *state); -static int gdb_checksum(FAR const char *buf, size_t len); static int gdb_recv_ack(FAR struct gdb_state_s *state); /* Data format */ @@ -127,9 +145,6 @@ static ssize_t gdb_bin2hex(FAR void *buf, size_t buf_len, FAR const void *data, size_t data_len); static ssize_t gdb_hex2bin(FAR void *buf, size_t buf_len, FAR const void *data, size_t data_len); -static ssize_t gdb_bin2bin(FAR void *buf, size_t buf_len, - FAR const void *data, size_t data_len); -static size_t gdb_encode_rle(FAR void *data, size_t data_len); /* Packet creation helpers */ @@ -157,21 +172,21 @@ static ssize_t gdb_put_memory(FAR struct gdb_state_s *state, ****************************************************************************/ /**************************************************************************** - * Name: gdb_expect_seperator + * Name: gdb_expect_separator * * Description: - * Check if the next byte in the packet is a seperator. + * Check if the next byte in the packet is a separator. * * Input Parameters: * state - The pointer to the GDB state structure. - * c - The expected seperator. + * c - The expected separator. * * Returned Value: * 0 on success, -EINVAL on error. * ****************************************************************************/ -static int gdb_expect_seperator(FAR struct gdb_state_s *state, char c) +static int gdb_expect_separator(FAR struct gdb_state_s *state, char c) { if (!state->pkt_next || *state->pkt_next != c) { @@ -213,7 +228,7 @@ static int gdb_expect_integer(FAR struct gdb_state_s *state, } /**************************************************************************** - * Name: gdb_expect_addr_lenth + * Name: gdb_expect_addr_length * * Description: * Parse an address and length argument from the packet. @@ -228,8 +243,8 @@ static int gdb_expect_integer(FAR struct gdb_state_s *state, * ****************************************************************************/ -static int gdb_expect_addr_lenth(FAR struct gdb_state_s *state, - FAR uintptr_t *addr, FAR size_t *length) +static int gdb_expect_addr_length(FAR struct gdb_state_s *state, + FAR uintptr_t *addr, FAR size_t *length) { int ret; @@ -239,7 +254,7 @@ static int gdb_expect_addr_lenth(FAR struct gdb_state_s *state, return ret; } - ret = gdb_expect_seperator(state, ','); + ret = gdb_expect_separator(state, ','); if (ret < 0) { return ret; @@ -267,7 +282,8 @@ static int gdb_expect_addr_lenth(FAR struct gdb_state_s *state, * ****************************************************************************/ -static int gdb_putchar(FAR struct gdb_state_s *state, int ch) +static int gdb_putchar(FAR struct gdb_state_s *state, int ch, + FAR char *csum) { unsigned char tmp = ch & 0xff; ssize_t ret; @@ -278,9 +294,43 @@ static int gdb_putchar(FAR struct gdb_state_s *state, int ch) return ret; } + if (csum) + { + *csum += (char)tmp; + } + return tmp; } +/**************************************************************************** + * Name: gdb_escapechar + * + * Description: + * Send out a char, do escaping if necessary. + * Do note that for RLE encoded data, the length byte should NOT escape. + * See gdb src of remote.c remote_target::read_frame + * + * Input Parameters: + * state - The pointer to the GDB state structure. + * ch - The character to be sent. + * csum - The checksum. + * + ****************************************************************************/ + +static void gdb_escapechar(FAR struct gdb_state_s *state, char c, + FAR char *csum) +{ + if (c == '#' || c == '$' || c == '}' || c == '*') + { + gdb_putchar(state, '}', csum); + gdb_putchar(state, c ^ 0x20, csum); /* See https://sourceware.org/gdb/current/onlinedocs/gdb.html/Overview.html#Binary-Data */ + } + else + { + gdb_putchar(state, c, csum); + } +} + /**************************************************************************** * Name: gdb_getchar * @@ -328,11 +378,13 @@ static int gdb_getchar(FAR struct gdb_state_s *state) static int gdb_send_packet(FAR struct gdb_state_s *state) { - unsigned char buf[3]; - unsigned char csum; + FAR char *buf = state->pkt_buf; + size_t len = state->pkt_len; + size_t i = 0; + char csum = 0; int ret; - ret = gdb_putchar(state, '$'); /* Send packet start */ + ret = gdb_putchar(state, '$', NULL); /* Send packet start, no checksum */ if (ret < 0) { return ret; @@ -341,44 +393,84 @@ static int gdb_send_packet(FAR struct gdb_state_s *state) #ifdef CONFIG_LIB_GDBSTUB_DEBUG { size_t p; - GDB_DEBUG("-> "); - for (p = 0; p < state->pkt_len; p++) + GDB_DEBUG(state, "-> "); + for (p = 0; p < len; p++) { - if (isprint(state->pkt_buf[p])) + if (isprint(buf[p])) { - GDB_DEBUG("%c", state->pkt_buf[p]); + GDB_DEBUG(state, "%c", buf[p]); } else { - GDB_DEBUG("\\x%02x", state->pkt_buf[p] & 0xff); + GDB_DEBUG(state, "\\x%02x", buf[p] & 0xff); } } - GDB_DEBUG("\n"); + GDB_DEBUG(state, "\n"); } #endif - state->pkt_len = gdb_encode_rle(state->pkt_buf, state->pkt_len); + while (i < len) + { + const char c = buf[i]; + size_t count = gdb_count_repeat(&buf[i], len - i); + + i += count; - /* Send packet data */ + /* GDB cannot process repeated special characters. */ - ret = state->send(state->priv, state->pkt_buf, state->pkt_len); - if (ret < 0) - { - return ret; - } + if (c == '*' || c == '}' || c == '#' || c == '$') + { + while (count--) + { + gdb_escapechar(state, c, &csum); + } + + continue; + } + + if (count <= 3) + { + while (count-- > 0) + { + gdb_escapechar(state, c, &csum); + } - /* Send the checksum */ + continue; + } + + gdb_escapechar(state, c, &csum); /* The data to repeat */ + count--; + + /* Avoid special repeat count. */ + + count += REPBIAS; + if (count == '$') + { + gdb_escapechar(state, c, &csum); + gdb_escapechar(state, c, &csum); + count -= 2; + } + else if (count == '#' || count == 126) + { + gdb_escapechar(state, c, &csum); + count -= 1; + } + + gdb_putchar(state, '*', &csum); + gdb_putchar(state, count, &csum); + } buf[0] = '#'; - csum = gdb_checksum(state->pkt_buf, state->pkt_len); - ret = gdb_bin2hex(buf + 1, sizeof(buf) - 1, &csum, 1); + ret = gdb_bin2hex(buf + 1, 2, &csum, 1); if (ret < 0) { return ret; } - ret = state->send(state->priv, buf, sizeof(buf)); + /* Send the end marker and checksum */ + + ret = state->send(state->priv, buf, 3); if (ret < 0) { return ret; @@ -406,8 +498,10 @@ static int gdb_send_packet(FAR struct gdb_state_s *state) static int gdb_recv_packet(FAR struct gdb_state_s *state) { - unsigned char buf[2]; - unsigned char csum; + bool escaping = false; + char expected; + char buf[2]; + char csum; int ret; /* Wait for packet start */ @@ -437,6 +531,7 @@ static int gdb_recv_packet(FAR struct gdb_state_s *state) /* Read until checksum */ + csum = 0; state->pkt_len = 0; while (1) { @@ -445,22 +540,36 @@ static int gdb_recv_packet(FAR struct gdb_state_s *state) { return ret; } + else if (ret == '}') + { + csum += ret; + escaping = true; + continue; + } + else if (escaping) + { + csum += ret; + ret ^= 0x20; + escaping = false; + } else if (ret == '#') /* End of packet */ { break; } - else /* Check for space */ + else { - if (state->pkt_len >= sizeof(state->pkt_buf)) - { - GDB_DEBUG("packet buffer overflow\n"); - return -EOVERFLOW; - } + csum += ret; + } - /* Store character and update checksum */ + /* Normal or escaped data */ - state->pkt_buf[state->pkt_len++] = (char)ret; + if (state->pkt_len >= sizeof(state->pkt_buf)) + { + GDB_DEBUG(state, "packet buffer overflow\n"); + return -EOVERFLOW; } + + state->pkt_buf[state->pkt_len++] = (char)ret; } } while (state->pkt_len == 0); /* Ignore empty packets */ @@ -474,67 +583,41 @@ static int gdb_recv_packet(FAR struct gdb_state_s *state) #ifdef CONFIG_LIB_GDBSTUB_DEBUG { size_t p; - GDB_DEBUG("<- "); + GDB_DEBUG(state, "<- "); for (p = 0; p < state->pkt_len; p++) { if (isprint(state->pkt_buf[p])) { - GDB_DEBUG("%c", state->pkt_buf[p]); + GDB_DEBUG(state, "%c", state->pkt_buf[p]); } else { - GDB_DEBUG("\\x%02x", state->pkt_buf[p] & 0xff); + GDB_DEBUG(state, "\\x%02x", state->pkt_buf[p] & 0xff); } } - GDB_DEBUG("\n"); + GDB_DEBUG(state, "\n"); } #endif - ret = gdb_hex2bin(&csum, 1, buf, 2); + ret = gdb_hex2bin(&expected, 1, buf, 2); if (ret < 0) { return ret; } - if (csum != gdb_checksum(state->pkt_buf, state->pkt_len)) /* Verify */ + if (csum != expected) /* Verify */ { - GDB_DEBUG("received packet with bad checksum\n"); - gdb_putchar(state, '-'); /* Send packet nack */ + GDB_DEBUG(state, "received packet with bad checksum\n"); + gdb_putchar(state, '-', NULL); /* Send packet nack */ return -EIO; } - gdb_putchar(state, '+'); /* Send packet ack */ + gdb_putchar(state, '+', NULL); /* Send packet ack */ state->pkt_next = state->pkt_buf; return 0; } -/**************************************************************************** - * Name: gdb_checksum - * - * Description: - * Calculate 8-bit checksum of a buffer. - * - * Input Parameters: - * buf - The buffer to checksum. - * - * Returned Value: - * 8-bit checksum - * - ****************************************************************************/ - -static int gdb_checksum(FAR const char *buf, size_t len) -{ - unsigned char csum = 0; - - while (len--) - { - csum += *buf++; - } - - return csum; -} - /**************************************************************************** * Name: gdb_recv_ack * @@ -562,7 +645,7 @@ static int gdb_recv_ack(FAR struct gdb_state_s *state) case '-': /* Packet negative acknowledged */ return 1; default: /* Bad response! */ - GDB_DEBUG("received bad packet response: 0x%2x\n", response); + GDB_DEBUG(state, "received bad packet response: 0x%2x\n", response); return -EINVAL; } } @@ -660,65 +743,6 @@ static ssize_t gdb_hex2bin(FAR void *buf, size_t buf_len, return data_len / 2; } -/**************************************************************************** - * Name: gdb_bin2bin - * - * Description: - * Decode data from its bin-value representation to a buffer. - * - * Input Parameters: - * buf - The buffer containing the encoded data. - * buf_len - The length of the buffer. - * data - The buffer to store the decoded data. - * data_len - The length of the data to decode. - * - * Returned Value: - * The number of bytes written to data on success. - * -EOVERFLOW if the output buffer is too small. - * -EINVAL if the input buffer is invalid. - * - ****************************************************************************/ - -static ssize_t gdb_bin2bin(FAR void *buf, size_t buf_len, - FAR const void *data, size_t data_len) -{ - FAR const char *in = data; - FAR char *out = buf; - size_t out_pos = 0; - size_t in_pos; - - for (in_pos = 0; in_pos < data_len; in_pos++) - { - if (out_pos >= buf_len) - { - GDB_ASSERT(); - return -EOVERFLOW; /* Output buffer overflow */ - } - - if (in[in_pos] == '}') /* The next byte is escaped! */ - { - if (in_pos + 1 >= data_len) - { - /* There's an escape character, but no escaped character - * following the escape character. - */ - - GDB_ASSERT(); - return -EINVAL; - } - - in_pos++; - out[out_pos++] = in[in_pos] ^ 0x20; - } - else - { - out[out_pos++] = in[in_pos]; - } - } - - return out_pos; -} - /**************************************************************************** * Name: gdb_count_repeat * @@ -730,7 +754,7 @@ static ssize_t gdb_bin2bin(FAR void *buf, size_t buf_len, * data_len - The length of the data to decode. * * Returned Value: - * The number of bytes repeated. + * The number of bytes repeated, at maximum of REPSIZE. * ****************************************************************************/ @@ -739,7 +763,7 @@ static size_t gdb_count_repeat(FAR const char *data, size_t data_len) char c = data[0]; size_t i = 1; - while (i < data_len && data[i] == c) + while (i < data_len && data[i] == c && i < REPSIZE) { i++; } @@ -747,74 +771,6 @@ static size_t gdb_count_repeat(FAR const char *data, size_t data_len) return i; } -/**************************************************************************** - * Name: gdb_encode_rle - * - * Description: - * Encode data in place using GDB RLE encoding. - * - * Input Parameters: - * data - The buffer containing the encoded data. - * data_len - The length of the data to decode. - * - * Returned Value: - * The number of bytes written to data on success. - * - ****************************************************************************/ - -static size_t gdb_encode_rle(FAR void *data, size_t data_len) -{ - static const int max_count = 127 - 29; - FAR char *buf = data; - size_t widx = 0; - size_t ridx = 0; - - while (ridx < data_len) - { - size_t count = gdb_count_repeat(buf + ridx, data_len - ridx); - char c = buf[ridx]; - - ridx += count; - while (count >= max_count) - { - buf[widx++] = c; - buf[widx++] = '*'; - buf[widx++] = max_count - 1 + 29; - count -= max_count; - } - - if (count <= 3) - { - while (count > 0) - { - buf[widx++] = c; - count--; - } - - continue; - } - - buf[widx++] = c; - count--; - if (count + 29 == '$') - { - buf[widx++] = c; - buf[widx++] = c; - count -= 2; - } - else if (count + 29 == '#') - { - buf[widx++] = c; - count -= 1; - } - - buf[widx++] = '*'; - buf[widx++] = count + 29; - } - - return widx; -} - /**************************************************************************** * Name: gdb_is_valid_region * Description: @@ -879,7 +835,15 @@ static ssize_t gdb_get_memory(FAR struct gdb_state_s *state, if (gdb_is_valid_region(state, addr, len, PF_R)) { - return format(buf, buf_len, (FAR const void *)addr, len); + if (format) + { + return format(buf, buf_len, (FAR const void *)addr, len); + } + else + { + ret = MIN(len, buf_len); + memcpy(buf, (FAR const void *)addr, ret); + } } return ret; @@ -914,7 +878,15 @@ static ssize_t gdb_put_memory(FAR struct gdb_state_s *state, if (gdb_is_valid_region(state, addr, len, PF_W)) { - return format((FAR void *)addr, len, buf, buf_len); + if (format) + { + return format((FAR void *)addr, len, buf, buf_len); + } + else + { + ret = MIN(len, buf_len); + memcpy((FAR void *)addr, buf, ret); + } } return ret; @@ -1019,7 +991,7 @@ static int gdb_send_error_packet(FAR struct gdb_state_s *state, ****************************************************************************/ /**************************************************************************** - * Name: gdb_get_registers + * Name: gdb_update_regcache * * Description: * Get the registers of the specified task. @@ -1028,11 +1000,10 @@ static int gdb_send_error_packet(FAR struct gdb_state_s *state, * state - The pointer to the GDB state structure. ****************************************************************************/ -static void gdb_get_registers(FAR struct gdb_state_s *state) +static void gdb_update_regcache(FAR struct gdb_state_s *state) { FAR struct tcb_s *tcb = nxsched_get_tcb(state->pid); FAR uint8_t *reg; - int i; reg = (FAR uint8_t *)tcb->xcp.regs; if (state->pid == _SCHED_GETTID()) @@ -1048,18 +1019,22 @@ static void gdb_get_registers(FAR struct gdb_state_s *state) } } - for (i = 0; i < state->size / sizeof(uintptr_t); i++) + state->xcpregs = reg; +} + +static FAR const struct reginfo_s * gdb_find_reginfo(int regnum) +{ + size_t i; + for (i = 0; i < g_tcbinfo.regs_num; i++) { - if (g_tcbinfo.reg_off.p[i] == UINT16_MAX) - { - state->registers[i] = 0; - } - else + if (g_tcbinfo.u.reginfo[i].regnum == regnum && + g_tcbinfo.u.reginfo[i].goffset != REGINFO_OFFSET_INVALID) { - state->registers[i] = - *(FAR uintptr_t *)(reg + g_tcbinfo.reg_off.p[i]); + return &g_tcbinfo.u.reginfo[i]; } } + + return NULL; } /**************************************************************************** @@ -1081,19 +1056,41 @@ static void gdb_get_registers(FAR struct gdb_state_s *state) static int gdb_read_registers(FAR struct gdb_state_s *state) { + FAR const char *xcpregs = state->xcpregs; + ssize_t offset = 0; /* Offset in g/G packet */ + size_t i; int ret; - gdb_get_registers(state); - ret = gdb_bin2hex(state->pkt_buf, sizeof(state->pkt_buf), - state->registers, state->size); - if (ret < 0) + memset(state->pkt_buf, 'x', BUFSIZE); + + for (i = 0; i < g_tcbinfo.regs_num; i++) { - return ret; + FAR const struct reginfo_s *reg = &g_tcbinfo.u.reginfo[i]; + uintptr_t value = 0; + + if (reg->goffset == REGINFO_OFFSET_INVALID) + { + continue; + } + else if (reg->goffset != REGINFO_OFFSET_AUTO) + { + offset = reg->goffset; + } + + memcpy(&value, xcpregs + reg->toffset, reg->size); + ret = gdb_bin2hex(&state->pkt_buf[offset * 2], + BUFSIZE - offset, + &value, reg->size); + if (ret < 0) + { + return ret; + } + + offset += reg->size; } - state->pkt_len = ret; + state->pkt_len = offset * 2; gdb_send_packet(state); - return 0; } @@ -1117,13 +1114,28 @@ static int gdb_read_registers(FAR struct gdb_state_s *state) static int gdb_write_registers(FAR struct gdb_state_s *state) { + FAR char *xcpregs = state->xcpregs; + ssize_t offset = 0; /* Offset in g/G packet */ + size_t i; int ret; - ret = gdb_hex2bin(state->registers, sizeof(state->registers), - state->pkt_buf + 1, state->pkt_len - 1); - if (ret < 0) + for (i = 0; i < g_tcbinfo.regs_num; i++) { - return ret; + FAR const struct reginfo_s *reg = &g_tcbinfo.u.reginfo[i]; + uintptr_t value = 0; + + offset = reg->goffset > 0 ? reg->goffset : offset; + ret = gdb_hex2bin(&value, sizeof(value), + state->pkt_buf + offset, state->pkt_len - offset); + if (ret < 0) + { + /* xxxx means to register value not available. */ + + continue; + } + + memcpy(xcpregs + reg->toffset, &value, reg->size); + offset += reg->size; } gdb_send_ok_packet(state); @@ -1131,10 +1143,10 @@ static int gdb_write_registers(FAR struct gdb_state_s *state) } /**************************************************************************** - * Name: gdb_write_register + * Name: gdb_read_register * * Description: - * Write a Register Command Format: P n. + * Read a Register Command Format: p n. * * Input Parameters: * state - The pointer to the GDB state structure. @@ -1149,24 +1161,33 @@ static int gdb_write_registers(FAR struct gdb_state_s *state) static int gdb_read_register(FAR struct gdb_state_s *state) { - uintptr_t addr; + FAR const char *xcpregs = state->xcpregs; + FAR const struct reginfo_s *reg; + uintptr_t value = 0; + uintptr_t regnum; int ret; state->pkt_next++; - ret = gdb_expect_integer(state, &addr); + ret = gdb_expect_integer(state, ®num); if (ret < 0) { return ret; } - gdb_get_registers(state); - if (addr >= state->size) + reg = gdb_find_reginfo(regnum); + if (reg == NULL) { - return 0; + return -EINVAL; + } + + memcpy(&value, xcpregs + reg->toffset, reg->size); + if (ret < 0) + { + return ret; } ret = gdb_bin2hex(state->pkt_buf, sizeof(state->pkt_buf), - &state->registers[addr], sizeof(state->registers[addr])); + &value, reg->size); if (ret < 0) { return ret; @@ -1177,6 +1198,66 @@ static int gdb_read_register(FAR struct gdb_state_s *state) return 0; } +/**************************************************************************** + * Name: gdb_write_register + * + * Description: + * Write a Register Command Format: P n. + * Note that this won't work for all architectures because the GDB remote + * register number is not always the same as the NuttX register number. + * + * Input Parameters: + * state - The pointer to the GDB state structure. + * + * Returned Value: + * Zero on success. + * Negative value on error. + * + * Note: Comand Format: Pn. + * Response Format: OK or negative value for error number. + ****************************************************************************/ + +static int gdb_write_register(FAR struct gdb_state_s *state) +{ + FAR char *xcpregs = state->xcpregs; + FAR const struct reginfo_s *reg; + uintptr_t value = 0; + uintptr_t regnum; + int ret; + + state->pkt_next++; + + ret = gdb_expect_integer(state, ®num); + if (ret < 0) + { + return ret; + } + + reg = gdb_find_reginfo(regnum); + if (reg == NULL) + { + return -EINVAL; + } + + ret = gdb_expect_separator(state, '='); + if (ret < 0) + { + return ret; + } + + ret = gdb_hex2bin(&value, sizeof(uintptr_t), + state->pkt_next, gdb_remaining_len(state)); + if (ret < 0) + { + return ret; + } + + memcpy(xcpregs + reg->toffset, &value, reg->size); + + gdb_send_ok_packet(state); + return 0; +} + /**************************************************************************** * Name: gdb_read_memory * @@ -1201,7 +1282,7 @@ static int gdb_read_memory(FAR struct gdb_state_s *state) int ret; state->pkt_next++; - ret = gdb_expect_addr_lenth(state, &addr, &length); + ret = gdb_expect_addr_length(state, &addr, &length); if (ret < 0) { return ret; @@ -1220,6 +1301,49 @@ static int gdb_read_memory(FAR struct gdb_state_s *state) return ret; } +/**************************************************************************** + * Name: gdb_read_bin_memory + * + * Description: + * Read Memory (Binary) Command Format: M addr,length + * + * Input Parameters: + * state - The pointer to the GDB state structure. + * + * Returned Value: + * The number of bytes read if successful. + * Negative value on error. + * + * Note : Comand Format: MAAAAAAAAA,LLLLLLLL + * Response Format: bXXXXXXXXYYYYYYYYY... + ****************************************************************************/ + +static int gdb_read_bin_memory(FAR struct gdb_state_s *state) +{ + uintptr_t addr; + size_t length; + int ret; + + state->pkt_next++; + ret = gdb_expect_addr_length(state, &addr, &length); + if (ret < 0) + { + return ret; + } + + state->pkt_buf[0] = 'b'; + ret = gdb_get_memory(state, state->pkt_buf + 1, sizeof(state->pkt_buf) - 1, + addr, length, NULL); + if (ret < 0) + { + return ret; + } + + state->pkt_len = ret + 1; + gdb_send_packet(state); + return ret + 1; +} + /**************************************************************************** * Name: gdb_write_memory * @@ -1244,7 +1368,7 @@ static int gdb_write_memory(FAR struct gdb_state_s *state) int ret; state->pkt_next++; - ret = gdb_expect_addr_lenth(state, &addr, &length); + ret = gdb_expect_addr_length(state, &addr, &length); if (ret < 0) { return ret; @@ -1285,20 +1409,20 @@ static int gdb_write_bin_memory(FAR struct gdb_state_s *state) int ret; state->pkt_next++; - ret = gdb_expect_addr_lenth(state, &addr, &length); + ret = gdb_expect_addr_length(state, &addr, &length); if (ret < 0) { return ret; } - ret = gdb_expect_seperator(state, ':'); + ret = gdb_expect_separator(state, ':'); if (ret < 0) { return ret; } ret = gdb_put_memory(state, state->pkt_next, gdb_remaining_len(state), - addr, length, gdb_bin2bin); + addr, length, NULL); if (ret < 0) { return ret; @@ -1321,12 +1445,9 @@ static int gdb_write_bin_memory(FAR struct gdb_state_s *state) static void gdb_get_thread(FAR struct tcb_s *tcb, FAR void *arg) { + int pid = tcb->pid == 0 ? PID0_REPLACE : tcb->pid; FAR struct gdb_state_s *state = arg; - int pid = tcb->pid; - - /* Gdb pid start from 1, so add it */ - - state->pkt_len += sprintf(&state->pkt_buf[state->pkt_len], "%x,", pid + 1); + state->pkt_len += sprintf(&state->pkt_buf[state->pkt_len], "%x,", pid); } /**************************************************************************** @@ -1376,11 +1497,11 @@ static int gdb_query(FAR struct gdb_state_s *state) { #ifdef CONFIG_ARCH_HAVE_DEBUG state->pkt_len = sprintf(state->pkt_buf, - "hwbreak+;PacketSize=%x", + "binary-upload+;hwbreak+;PacketSize=%zx", sizeof(state->pkt_buf)); #else state->pkt_len = sprintf(state->pkt_buf, - "PacketSize=%x", + "binary-upload+;PacketSize=%zx", sizeof(state->pkt_buf)); #endif gdb_send_packet(state); @@ -1401,7 +1522,12 @@ static int gdb_query(FAR struct gdb_state_s *state) return ret; } - tcb = nxsched_get_tcb(pid - 1); + if (pid == PID0_REPLACE) + { + pid = 0; + } + + tcb = nxsched_get_tcb(pid); if (tcb == NULL) { return -EINVAL; @@ -1467,7 +1593,7 @@ static int gdb_query(FAR struct gdb_state_s *state) * * Note : Comand Format: T * id:is the thread id. - * Rsponse Format: OK + * Response Format: OK ****************************************************************************/ static int gdb_is_thread_active(FAR struct gdb_state_s *state) @@ -1483,13 +1609,18 @@ static int gdb_is_thread_active(FAR struct gdb_state_s *state) return ret; } - tcb = nxsched_get_tcb(pid - 1); + if (pid == PID0_REPLACE) + { + pid = 0; + } + + tcb = nxsched_get_tcb(pid); if (tcb == NULL) { return -EINVAL; } - state->pid = pid - 1; + state->pid = pid; gdb_send_ok_packet(state); return ret; } @@ -1500,6 +1631,8 @@ static int gdb_is_thread_active(FAR struct gdb_state_s *state) * Description: * The thread context packet is used by GDB to request information from * the stub. + * Set thread for subsequent operations (m, M, g, G, etc) + * Thread ID of -1 means all all thread, 0 means any thread. * * Input Parameters: * state - The pointer to the GDB state structure. @@ -1509,8 +1642,8 @@ static int gdb_is_thread_active(FAR struct gdb_state_s *state) * Negative value on error. * * Note : Comand Format: Hg - * Hc- - * Rsponse Format: OK + * Hc + * Response Format: OK ****************************************************************************/ static int gdb_thread_context(FAR struct gdb_state_s *state) @@ -1518,37 +1651,42 @@ static int gdb_thread_context(FAR struct gdb_state_s *state) FAR struct tcb_s *tcb; uintptr_t pid; int ret; + char c = state->pkt_buf[1]; - if (state->pkt_buf[1] == 'g') - { - state->pkt_next += 2; - } - else if (state->pkt_buf[1] == 'c') - { - state->pkt_next += 3; - } - else + if (c != 'g' && c != 'c') { return -EINVAL; } + state->pkt_next += 2; /* Skip Hg/Hc */ + ret = gdb_expect_integer(state, &pid); if (ret < 0) { return ret; } - if (pid != 0) + if (pid == 0 || pid == -1) { - tcb = nxsched_get_tcb(pid - 1); - if (tcb == NULL) - { - return -EINVAL; - } + /* ‘-1’ to indicate all threads, or ‘0’ to pick any thread. */ - state->pid = pid - 1; + pid = state->pid; /* Keep unchanged */ + } + else if (pid == PID0_REPLACE) + { + pid = 0; } + tcb = nxsched_get_tcb(pid); + if (tcb == NULL) + { + return -EINVAL; + } + + state->pid = pid; + + gdb_update_regcache(state); + gdb_send_ok_packet(state); return 0; } @@ -1566,7 +1704,7 @@ static int gdb_thread_context(FAR struct gdb_state_s *state) * 0 if successful. * Negative value on error. * - * Note : Rsponse Format: T AA n1:r1;n2:r2;... + * Note : Response Format: T AA n1:r1;n2:r2;... * The program received signal number AA * n is thread id in current. * r is stop reason. @@ -1577,26 +1715,32 @@ static int gdb_send_stop(FAR struct gdb_state_s *state, int stopreason, FAR void *stopaddr) { int ret; + int pid; + + state->pid = pid = _SCHED_GETTID(); + if (pid == 0) + { + pid = PID0_REPLACE; + } - state->pid = _SCHED_GETTID(); retry: switch (stopreason) { case GDB_STOPREASON_WATCHPOINT_RO: ret = sprintf(state->pkt_buf, "T05thread:%x;rwatch:%" PRIxPTR ";", - state->pid + 1, (uintptr_t)stopaddr); + pid, (uintptr_t)stopaddr); break; case GDB_STOPREASON_WATCHPOINT_WO: ret = sprintf(state->pkt_buf, "T05thread:%x;awatch:%" PRIxPTR ";", - state->pid + 1, (uintptr_t)stopaddr); + pid, (uintptr_t)stopaddr); break; case GDB_STOPREASON_WATCHPOINT_RW: ret = sprintf(state->pkt_buf, "T05thread:%x;watch:%" PRIxPTR ";", - state->pid + 1, (uintptr_t)stopaddr); + pid, (uintptr_t)stopaddr); break; case GDB_STOPREASON_BREAKPOINT: ret = sprintf(state->pkt_buf, "T05thread:%x;hwbreak:;", - state->pid + 1); + pid); break; case GDB_STOPREASON_STEPPOINT: if (state->last_stopreason == GDB_STOPREASON_WATCHPOINT_RW || @@ -1609,7 +1753,7 @@ retry: case GDB_STOPREASON_CTRLC: default: - ret = sprintf(state->pkt_buf, "T05thread:%d;", state->pid + 1); + ret = sprintf(state->pkt_buf, "T05thread:%x;", pid); } if (ret < 0) @@ -1708,7 +1852,7 @@ static void gdb_debugpoint_callback(int type, FAR void *addr, * Negative value on error. * * Note : Comand Format: Z/z type,addr,length - * Rsponse Format: OK + * Response Format: OK * Z is set breakpoint. * z is clear breakpoint. * type: 0 is software breakpoint. @@ -1735,7 +1879,7 @@ static int gdb_debugpoint(FAR struct gdb_state_s *state, bool enable) return ret; } - ret = gdb_expect_seperator(state, ','); + ret = gdb_expect_separator(state, ','); if (ret < 0) { return ret; @@ -1747,7 +1891,7 @@ static int gdb_debugpoint(FAR struct gdb_state_s *state, bool enable) return ret; } - ret = gdb_expect_seperator(state, ','); + ret = gdb_expect_separator(state, ','); if (ret < 0) { return ret; @@ -1810,7 +1954,7 @@ static int gdb_debugpoint(FAR struct gdb_state_s *state, bool enable) * Negative value on error. * * Note : Comand Format: s - * Rsponse Format: OK + * Response Format: OK * ****************************************************************************/ @@ -1841,7 +1985,7 @@ static int gdb_step(FAR struct gdb_state_s *state) * Negative value on error. * * Note : Comand Format: c - * Rsponse Format: OK + * Response Format: OK * ****************************************************************************/ @@ -1929,19 +2073,22 @@ FAR struct gdb_state_s *gdb_state_init(gdb_send_func_t send, gdb_monitor_func_t monitor, FAR void *priv) { - size_t size = g_tcbinfo.regs_num * sizeof(uintptr_t); - FAR struct gdb_state_s *state = lib_zalloc(sizeof(*state) + size); + FAR struct gdb_state_s *state = lib_zalloc(sizeof(struct gdb_state_s)); if (state == NULL) { return NULL; } - state->size = size; state->send = send; state->recv = recv; state->priv = priv; state->monitor = monitor; + state->running_regs = lib_memalign(XCPTCONTEXT_ALIGN, XCPTCONTEXT_SIZE); + +#ifdef CONFIG_LIB_GDBSTUB_DEBUG + lib_syslograwstream_open(&state->stream); +#endif return state; } @@ -1961,6 +2108,7 @@ void gdb_state_uninit(FAR struct gdb_state_s *state) { if (state != NULL) { + lib_free(state->running_regs); lib_free(state); } } @@ -2023,6 +2171,8 @@ int gdb_process(FAR struct gdb_state_s *state, int stopreason, if (stopreason != GDB_STOPREASON_NONE) { + state->pid = _SCHED_GETTID(); + gdb_update_regcache(state); gdb_send_stop(state, stopreason, stopaddr); } @@ -2044,12 +2194,18 @@ int gdb_process(FAR struct gdb_state_s *state, int stopreason, case 'p': /* Read one register */ ret = gdb_read_register(state); break; + case 'P': /* Write one register */ + ret = gdb_write_register(state); + break; case 'm': /* Read memory */ ret = gdb_read_memory(state); break; case 'M': /* Write memory */ ret = gdb_write_memory(state); break; + case 'x': /* Read binary memory */ + ret = gdb_read_bin_memory(state); + break; case 'X': /* Write binary memory */ ret = gdb_write_bin_memory(state); break; diff --git a/mm/mempool/mempool.c b/mm/mempool/mempool.c index 4ea7a9e7833c862a2e21fec176c3dde8bab3e3ff..ed8dd6a9e6662c90b44435a23a3d3a9b18be1cb0 100644 --- a/mm/mempool/mempool.c +++ b/mm/mempool/mempool.c @@ -187,6 +187,7 @@ static void mempool_memdump_callback(FAR struct mempool_s *pool, FAR const void *input, FAR void *output) { size_t blocksize = MEMPOOL_REALBLOCKSIZE(pool); + size_t overhead = blocksize - pool->blocksize; FAR const struct mm_memdump_s *dump = input; if (buf->magic == MEMPOOL_MAGIC_FREE) @@ -206,8 +207,8 @@ static void mempool_memdump_callback(FAR struct mempool_s *pool, FAR const char *tmp = ""; # endif - syslog(LOG_INFO, "%6d%12zu%12lu%*p%s\n", - buf->pid, blocksize, buf->seqno, + syslog(LOG_INFO, "%6d%12zu%9zu%12lu%*p %s\n", + buf->pid, blocksize, overhead, buf->seqno, BACKTRACE_PTR_FMT_WIDTH, ((FAR char *)buf - pool->blocksize), tmp); } @@ -219,11 +220,12 @@ mempool_memdump_free_callback(FAR struct mempool_s *pool, FAR const void *input, FAR void *output) { size_t blocksize = MEMPOOL_REALBLOCKSIZE(pool); + size_t overhead = blocksize - pool->blocksize; if (buf->magic == MEMPOOL_MAGIC_FREE) { - syslog(LOG_INFO, "%12zu%*p\n", - blocksize, BACKTRACE_PTR_FMT_WIDTH, + syslog(LOG_INFO, "%12zu%9zu%*p\n", + blocksize, overhead, BACKTRACE_PTR_FMT_WIDTH, ((FAR char *)buf - pool->blocksize)); } } @@ -587,11 +589,12 @@ void mempool_memdump(FAR struct mempool_s *pool, } #else size_t blocksize = MEMPOOL_REALBLOCKSIZE(pool); + size_t overhead = blocksize - pool->blocksize; /* Avoid race condition */ - syslog(LOG_INFO, "%12zu%*p skip block dump\n", - blocksize, BACKTRACE_PTR_FMT_WIDTH, pool); + syslog(LOG_INFO, "%12zu%9zu%*p skip block dump\n", + blocksize, overhead, BACKTRACE_PTR_FMT_WIDTH, pool); #endif } diff --git a/mm/mm_heap/mm_foreach.c b/mm/mm_heap/mm_foreach.c index 9be84a9848d2e182495b88817d0f96e330bbe283..a0d4dc9e57883b73e8837cc59b8582c99c1b6167 100644 --- a/mm/mm_heap/mm_foreach.c +++ b/mm/mm_heap/mm_foreach.c @@ -81,6 +81,7 @@ void mm_foreach(FAR struct mm_heap_s *heap, mm_node_handler_t handler, node = (FAR struct mm_allocnode_s *)((FAR char *)node + nodesize)) { nodesize = MM_SIZEOF_NODE(node); + DEBUGASSERT(nodesize >= MM_SIZEOF_ALLOCNODE); minfo("region=%d node=%p size=%zu preceding=%u (%c %c)\n", region, node, nodesize, (unsigned int)node->preceding, MM_PREVNODE_IS_FREE(node) ? 'F' : 'A', diff --git a/mm/mm_heap/mm_memdump.c b/mm/mm_heap/mm_memdump.c index 11fc51928663d2631f08e78981c97795aa79241a..ed977e0322665f441ec3ffd5fbb811460da58ef8 100644 --- a/mm/mm_heap/mm_memdump.c +++ b/mm/mm_heap/mm_memdump.c @@ -60,13 +60,14 @@ struct mm_memdump_priv_s static void memdump_allocnode(FAR struct mm_allocnode_s *node) { size_t nodesize = MM_SIZEOF_NODE(node); + size_t overhead = MM_ALLOCNODE_OVERHEAD; #if CONFIG_MM_BACKTRACE < 0 - syslog(LOG_INFO, "%12zu%*p\n", - nodesize, BACKTRACE_PTR_FMT_WIDTH, + syslog(LOG_INFO, "%12zu%9zu%*p\n", + nodesize, overhead, BACKTRACE_PTR_FMT_WIDTH, (FAR const char *)node + MM_SIZEOF_ALLOCNODE); #elif CONFIG_MM_BACKTRACE == 0 - syslog(LOG_INFO, "%6d%12zu%12lu%*p\n", - node->pid, nodesize, node->seqno, + syslog(LOG_INFO, "%6d%12zu%9zu%12lu%*p\n", + node->pid, nodesize, overhead, node->seqno, BACKTRACE_PTR_FMT_WIDTH, (FAR const char *)node + MM_SIZEOF_ALLOCNODE); #else @@ -75,8 +76,8 @@ static void memdump_allocnode(FAR struct mm_allocnode_s *node) backtrace_format(buf, sizeof(buf), node->backtrace, CONFIG_MM_BACKTRACE); - syslog(LOG_INFO, "%6d%12zu%12lu%*p %s\n", - node->pid, nodesize, node->seqno, + syslog(LOG_INFO, "%6d%12zu%9zu%12lu%*p %s\n", + node->pid, nodesize, overhead, node->seqno, BACKTRACE_PTR_FMT_WIDTH, (FAR const char *)node + MM_SIZEOF_ALLOCNODE, buf); #endif @@ -202,8 +203,8 @@ static void memdump_handler(FAR struct mm_allocnode_s *node, FAR void *arg) priv->info.aordblks++; priv->info.uordblks += nodesize; - syslog(LOG_INFO, "%12zu%*p\n", - nodesize, BACKTRACE_PTR_FMT_WIDTH, + syslog(LOG_INFO, "%12zu%9zu%*p\n", + nodesize, MM_ALLOCNODE_OVERHEAD, BACKTRACE_PTR_FMT_WIDTH, ((FAR char *)node + MM_SIZEOF_ALLOCNODE)); } } @@ -288,10 +289,13 @@ void mm_memdump(FAR struct mm_heap_s *heap, } #if CONFIG_MM_BACKTRACE < 0 - syslog(LOG_INFO, "%12s%*s\n", "Size", BACKTRACE_PTR_FMT_WIDTH, "Address"); + syslog(LOG_INFO, "%12s%9s%*s\n", "Size", "Overhead", + BACKTRACE_PTR_FMT_WIDTH, + "Address"); #else - syslog(LOG_INFO, "%6s%12s%12s%*s %s\n", "PID", "Size", "Sequence", - BACKTRACE_PTR_FMT_WIDTH, "Address", "Backtrace"); + syslog(LOG_INFO, "%6s%12s%9s%12s%*s %s\n", "PID", "Size", "Overhead", + "Sequence", BACKTRACE_PTR_FMT_WIDTH, + "Address", "Backtrace"); #endif memdump_dump_pool(&priv, heap); diff --git a/sched/misc/coredump.c b/sched/misc/coredump.c index e3c7e12e68225815e5e58fe6d21700e14a4a72be..353e358dcf71ee0fbea9d71ccf06737413563170 100644 --- a/sched/misc/coredump.c +++ b/sched/misc/coredump.c @@ -332,10 +332,10 @@ static void elf_emit_tcb_note(FAR struct elf_dumpinfo_s *cinfo, { for (i = 0; i < nitems(status.pr_regs); i++) { - if (g_tcbinfo.reg_off.p[i] != UINT16_MAX) + if (g_tcbinfo.u.reginfo[i].toffset != REGINFO_OFFSET_INVALID) { - status.pr_regs[i] = - *(uintptr_t *)((uint8_t *)regs + g_tcbinfo.reg_off.p[i]); + status.pr_regs[i] = *(uintptr_t *)((uint8_t *)regs + + g_tcbinfo.u.reginfo[i].toffset); } } } diff --git a/tools/gdb/.gitignore b/tools/gdb/.gitignore deleted file mode 100644 index 12681cb30e74206d13fb00798f4ad3918838c459..0000000000000000000000000000000000000000 --- a/tools/gdb/.gitignore +++ /dev/null @@ -1,2 +0,0 @@ -dist/ -nuttxgdb.egg-info/ diff --git a/tools/gdb/nuttxgdb/memdump.py b/tools/gdb/nuttxgdb/memdump.py deleted file mode 100644 index 82ce8a34a0c57b491651e4d25161ee47a74bfabe..0000000000000000000000000000000000000000 --- a/tools/gdb/nuttxgdb/memdump.py +++ /dev/null @@ -1,1114 +0,0 @@ -############################################################################ -# tools/gdb/nuttxgdb/memdump.py -# -# Licensed to the Apache Software Foundation (ASF) under one or more -# contributor license agreements. See the NOTICE file distributed with -# this work for additional information regarding copyright ownership. The -# ASF licenses this file to you under the Apache License, Version 2.0 (the -# "License"); you may not use this file except in compliance with the -# License. You may obtain a copy of the License at -# -# http://www.apache.org/licenses/LICENSE-2.0 -# -# Unless required by applicable law or agreed to in writing, software -# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT -# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the -# License for the specific language governing permissions and limitations -# under the License. -# -############################################################################ - -import argparse -import bisect -import time - -import gdb - -from . import utils -from .lists import NxSQueue, sq_count -from .utils import get_long_type, get_symbol_value, get_tcb, lookup_type, read_ulong - -MM_ALLOC_BIT = 0x1 -MM_PREVFREE_BIT = 0x2 -MM_MASK_BIT = MM_ALLOC_BIT | MM_PREVFREE_BIT -MEMPOOL_MAGIC_ALLOC = 0x55555555 - -PID_MM_ORPHAN = -6 -PID_MM_BIGGEST = -5 -PID_MM_FREE = -4 -PID_MM_ALLOC = -3 -PID_MM_LEAK = -2 -PID_MM_MEMPOOL = -1 - -mm_allocnode_type = lookup_type("struct mm_allocnode_s") -sizeof_size_t = lookup_type("size_t").sizeof -sizeof_sq_entry_t = lookup_type("sq_entry_t").sizeof -mempool_backtrace_type = lookup_type("struct mempool_backtrace_s") -mempool_s_type = utils.lookup_type("struct mempool_s") -mempool_procfs_entry_type = utils.lookup_type("struct mempool_procfs_entry_s") - -CONFIG_MM_BACKTRACE = get_symbol_value("CONFIG_MM_BACKTRACE") -CONFIG_MM_DFAULT_ALIGNMENT = get_symbol_value("CONFIG_MM_DFAULT_ALIGNMENT") - - -def align_up(size, align) -> int: - """Align the size to the specified alignment""" - return (size + (align - 1)) & ~(align - 1) - - -def mm_nodesize(size) -> int: - """Return the real size of a memory node""" - return size & ~MM_MASK_BIT - - -def mm_node_is_alloc(size) -> bool: - """Return node is allocated according to recorded size""" - return size & MM_ALLOC_BIT != 0 - - -def mm_prevnode_is_free(size) -> bool: - """Return prevnode is free according to recorded size""" - return size & MM_PREVFREE_BIT != 0 - - -def mm_foreach(heap): - """Iterate over a heap, yielding each node""" - nregions = get_symbol_value("CONFIG_MM_REGIONS") - heapstart = heap["mm_heapstart"] - heapend = heap["mm_heapend"] - - for region in range(0, nregions): - start = heapstart[region] - end = heapend[region] - node = start - while node <= end: - yield node - next = int(node) + mm_nodesize(node["size"]) - next = gdb.Value(next).cast(mm_allocnode_type.pointer()) - if node == next: - gdb.write(f"Error: maybe have memory fault on {hex(node)}\n") - break - node = next - - -def mm_dumpnode(node, count, align, simple, detail, alive): - if node["size"] & MM_ALLOC_BIT != 0: - charnode = int(node) - if not alive: - # if pid is not alive put a red asterisk. - gdb.write("\x1b[33;1m*\x1b[m") - - if not detail: - gdb.write("%*d" % (6 if alive else 5, count)) - - gdb.write( - "%6d%12u%12u%#*x" - % ( - node["pid"], - mm_nodesize(node["size"]), - node["seqno"], - align, - charnode + mm_allocnode_type.sizeof, - ) - ) - - if node.type.has_key("backtrace"): - firstrow = True - for backtrace in utils.ArrayIterator(node["backtrace"]): - if int(backtrace) == 0: - break - - if simple: - gdb.write(" %0#*x" % (align, int(backtrace))) - else: - if firstrow: - firstrow = False - else: - if not detail: - gdb.write(" " * 6) - gdb.write(" " * (6 + 12 + 12 + align)) - gdb.write( - " [%0#*x] %-20s %s:%d\n" - % ( - align, - int(backtrace), - backtrace.format_string( - raw=False, symbols=True, address=False - ), - gdb.find_pc_line(int(backtrace)).symtab, - gdb.find_pc_line(int(backtrace)).line, - ) - ) - - else: - charnode = int(node) - gdb.write( - "%12u%#*x" - % ( - mm_nodesize(node["size"]), - align, - charnode + mm_allocnode_type.sizeof, - ) - ) - - gdb.write("\n") - - -def mempool_multiple_foreach(mpool): - """Iterate over all pools in a mempool, yielding each pool""" - i = 0 - while i < mpool["npools"]: - pool = mpool["pools"] + i - yield pool - i += 1 - - -def mempool_align() -> int: - if CONFIG_MM_DFAULT_ALIGNMENT: - align = CONFIG_MM_DFAULT_ALIGNMENT - else: - align = 2 * sizeof_size_t - return align - - -def mempool_realblocksize(pool): - """Return the real block size of a mempool""" - - if CONFIG_MM_BACKTRACE >= 0: - return align_up( - pool["blocksize"] + mempool_backtrace_type.sizeof, - mempool_align(), - ) - else: - return pool["blocksize"] - - -def get_backtrace(node): - - backtrace_list = [] - max = node["backtrace"].type.range()[1] - for x in range(0, max): - if node["backtrace"][x] != 0: - backtrace_list.append(int(node["backtrace"][x])) - else: - break - - return tuple(backtrace_list) - - -def record_backtrace(node, size, backtrace_dict): - if node.type.has_key("backtrace"): - backtrace = get_backtrace(node) - if (backtrace, int(node["pid"])) not in backtrace_dict.keys(): - info = {} - info["node"] = node - info["count"] = 1 - info["size"] = size - info["pid"] = node["pid"] - backtrace_dict[(backtrace, int(node["pid"]))] = info - else: - backtrace_dict[(backtrace, int(node["pid"]))]["count"] += 1 - - return backtrace_dict - - -def get_count(element): - return element["count"] - - -def mempool_foreach(pool): - """Iterate over all block in a mempool""" - - sq_entry_type = lookup_type("sq_entry_t") - - blocksize = mempool_realblocksize(pool) - if pool["ibase"] != 0: - nblk = pool["interruptsize"] / blocksize - while nblk > 0: - bufaddr = gdb.Value(pool["ibase"] + nblk * blocksize + pool["blocksize"]) - buf = bufaddr.cast(mempool_backtrace_type.pointer()) - yield buf - nblk -= 1 - - for entry in NxSQueue(pool["equeue"]): - nblk = (pool["expandsize"] - sq_entry_type.sizeof) / blocksize - base = int(entry) - nblk * blocksize - while nblk > 0: - nblk -= 1 - bufaddr = gdb.Value(base + nblk * blocksize + pool["blocksize"]) - buf = bufaddr.cast(mempool_backtrace_type.pointer()) - yield buf - - -def mempool_dumpbuf(buf, blksize, count, align, simple, detail, alive): - charnode = gdb.Value(buf).cast(lookup_type("char").pointer()) - - if not alive: - # if pid is not alive put a red asterisk. - gdb.write("\x1b[33;1m*\x1b[m") - - if not detail: - gdb.write("%*d" % (6 if alive else 5, count)) - - gdb.write( - "%6d%12u%12u%#*x" - % ( - buf["pid"], - blksize, - buf["seqno"], - align, - (int)(charnode - blksize), - ) - ) - - if buf.type.has_key("backtrace"): - max = buf["backtrace"].type.range()[1] - firstrow = True - for x in range(0, max): - backtrace = int(buf["backtrace"][x]) - if backtrace == 0: - break - - if simple: - gdb.write(" %0#*x" % (align, backtrace)) - else: - if firstrow: - firstrow = False - else: - if not detail: - gdb.write(" " * 6) - gdb.write(" " * (6 + 12 + 12 + align)) - gdb.write( - " [%0#*x] %-20s %s:%d\n" - % ( - align, - int(backtrace), - buf["backtrace"][x].format_string( - raw=False, symbols=True, address=False - ), - gdb.find_pc_line(int(backtrace)).symtab, - gdb.find_pc_line(int(backtrace)).line, - ) - ) - - gdb.write("\n") - - -def check_node_alive(node) -> bool: - if CONFIG_MM_BACKTRACE <= 0: - return True - else: - tcb = get_tcb(node["pid"]) - return tcb is not None - - -class HeapNode: - def __init__(self, gdb_node, nextfree=False): - self.gdb_node = gdb_node - - record_size = gdb_node["size"] - - try: - seqno = gdb_node["seqno"] - except gdb.error: - seqno = 0 - - try: - node_pid = gdb_node["pid"] - except gdb.error: - node_pid = 0 - - self.size = mm_nodesize(record_size) - self.alloc = mm_node_is_alloc(record_size) - self.seqno = seqno - self.pid = node_pid - self.alive = check_node_alive(gdb_node) - self.base = int(gdb_node) - self.prevfree = mm_prevnode_is_free(record_size) - self.nextfree = nextfree - - def __lt__(self, other): - return self.size < other.size - - def inside_sequence(self, seqmin, seqmax): - return self.seqno >= seqmin and self.seqno <= seqmax - - def contains_address(self, address): - return address >= self.base and address < self.base + self.size - - def is_orphan(self): - return self.prevfree or self.nextfree - - def dump(self, detail, simple, align, backtrace_dict): - if detail: - mm_dumpnode( - self.gdb_node, - 1, - align, - simple, - detail, - self.alive, - ) - else: - backtrace_dict = record_backtrace(self.gdb_node, self.size, backtrace_dict) - - -class Memdump(gdb.Command): - """Dump the heap and mempool memory""" - - def __init__(self): - super().__init__("memdump", gdb.COMMAND_USER) - - def mempool_dump(self, mpool, pid, seqmin, seqmax, address, simple, detail): - """Dump the mempool memory""" - for pool in mempool_multiple_foreach(mpool): - if pid == PID_MM_FREE: - for entry in NxSQueue(pool["queue"]): - gdb.write("%12u%#*x\n" % (pool["blocksize"], self.align, entry)) - self.aordblks += 1 - self.uordblks += mempool_realblocksize(pool) - - for entry in NxSQueue(pool["iqueue"]): - gdb.write("%12u%#*x\n" % (pool["blocksize"], self.align, entry)) - self.aordblks += 1 - self.uordblks += mempool_realblocksize(pool) - else: - if not mempool_backtrace_type: - return True - - for buf in mempool_foreach(pool): - if ( - (pid == buf["pid"] or pid == PID_MM_ALLOC) - and (buf["seqno"] >= seqmin and buf["seqno"] < seqmax) - and buf["magic"] == MEMPOOL_MAGIC_ALLOC - ): - charnode = int(buf) - if detail: - mempool_dumpbuf( - buf, - pool["blocksize"], - 1, - self.align, - simple, - detail, - check_node_alive(buf), - ) - else: - self.backtrace_dict = record_backtrace( - buf, pool["blocksize"], self.backtrace_dict - ) - if address and ( - address < charnode - and address >= charnode - pool["blocksize"] - ): - mempool_dumpbuf( - buf, - pool["blocksize"], - 1, - self.align, - simple, - detail, - check_node_alive(buf), - ) - gdb.write( - "\nThe address 0x%x found belongs to" - "the mempool node with base address 0x%x\n" - % (address, charnode) - ) - print_node = "p *(struct mempool_backtrace_s *)0x%x" % ( - charnode - ) - gdb.write(print_node + "\n") - gdb.execute(print_node) - return True - self.aordblks += 1 - self.uordblks += mempool_realblocksize(pool) - return False - - def memnode_dump(self, node): - self.aordblks += 1 - self.uordblks += node.size - node.dump( - detail=self.detail, - simple=self.simple, - align=self.align, - backtrace_dict=self.backtrace_dict, - ) - - def memdump_tail(self, detail, simple): - if not detail: - output = [v for v in self.backtrace_dict.values()] - output.sort(key=get_count, reverse=True) - for node in output: - if node["node"].type == mm_allocnode_type.pointer(): - mm_dumpnode( - node["node"], - node["count"], - self.align, - simple, - detail, - check_node_alive(node), - ) - else: - mempool_dumpbuf( - node["node"], - node["size"], - node["count"], - self.align, - simple, - detail, - check_node_alive(node), - ) - - gdb.write("%12s%12s\n" % ("Total Blks", "Total Size")) - gdb.write("%12d%12d\n" % (self.aordblks, self.uordblks)) - - def memdump(self, pid, seqmin, seqmax, address, simple, detail, biggest_top=30): - """Dump the heap memory""" - - self.simple = simple - self.detail = detail - - alloc_node = [] - free_node = [] - mempool_node = [] - - heap = gdb.parse_and_eval("g_mmheap") - if heap.type.has_key("mm_mpool"): - if self.mempool_dump( - heap["mm_mpool"], pid, seqmin, seqmax, address, simple, detail - ): - return - - prev_node = None - - for gdb_node in mm_foreach(heap): - node = HeapNode(gdb_node) - - if prev_node: - prev_node.nextfree = not node.alloc - - prev_node = node - - if not node.inside_sequence(seqmin, seqmax): - continue - - if address: - if node.contains_address(address): - gdb.write( - "\nThe address 0x%x found belongs to" - "the memory node with base address 0x%x\n" - % (address, node.base) - ) - print_node = "p *(struct mm_allocnode_s *)0x%x" % (node.base) - gdb.write(print_node + "\n") - gdb.execute(print_node) - return - - if node.pid == PID_MM_MEMPOOL: - mempool_node.append(node) - elif node.alloc: - alloc_node.append(node) - else: - free_node.append(node) - - title_dict = { - PID_MM_MEMPOOL: "Dump mempool:\n", - PID_MM_ALLOC: "Dump all used memory node info, use '\x1b[33;1m*\x1b[m' mark pid is not exist:\n", - PID_MM_FREE: "Dump all free memory node info:\n", - PID_MM_BIGGEST: f"Dump biggest allocated top {biggest_top}\n", - PID_MM_ORPHAN: "Dump allocated orphan nodes\n", - } - - if pid in title_dict.keys(): - title = title_dict[pid] - elif pid >= 0: - title = title_dict[PID_MM_ALLOC] - else: - title = "Dump unspecific\n" - - gdb.write(title) - if not detail: - gdb.write("%6s" % ("CNT")) - gdb.write( - "%6s%12s%12s%8s%8s%8s\n" - % ("PID", "Size", "Sequence", str(self.align), "Address", "Callstack") - ) - - if pid == PID_MM_FREE: - self.detail = True - for node in free_node: - self.memnode_dump(node) - elif pid == PID_MM_ALLOC: - for node in alloc_node: - self.memnode_dump(node) - elif pid == PID_MM_BIGGEST: - sorted_alloc = sorted(alloc_node)[-biggest_top:] - for node in sorted_alloc: - self.memnode_dump(node) - elif pid == PID_MM_ORPHAN: - for node in alloc_node: - if node.is_orphan(): - self.memnode_dump(node) - elif pid == PID_MM_MEMPOOL: - for node in mempool_node: - self.memnode_dump(node) - elif pid >= 0: - for node in alloc_node: - if node.pid == pid: - self.memnode_dump(node) - - self.memdump_tail(detail, simple) - - def complete(self, text, word): - return gdb.COMPLETE_SYMBOL - - def parse_arguments(self, argv): - parser = argparse.ArgumentParser(description="memdump command") - parser.add_argument("-p", "--pid", type=str, help="Thread PID, -1 for mempool") - parser.add_argument("-a", "--addr", type=str, help="Query memory address") - parser.add_argument("-i", "--min", type=str, help="Minimum value") - parser.add_argument("-x", "--max", type=str, help="Maximum value") - parser.add_argument("--used", action="store_true", help="Used flag") - parser.add_argument("--free", action="store_true", help="Free flag") - parser.add_argument("--biggest", action="store_true", help="biggest allocated") - parser.add_argument("--top", type=str, help="biggest top n, default 30") - parser.add_argument( - "--orphan", action="store_true", help="orphan allocated(neighbor of free)" - ) - parser.add_argument( - "-d", - "--detail", - action="store_true", - help="Output details of each node", - default=False, - ) - parser.add_argument( - "-s", - "--simple", - action="store_true", - help="Simplified Output", - default=False, - ) - - if argv[0] == "": - argv = None - try: - args = parser.parse_args(argv) - except SystemExit: - return None - - return { - "pid": int(args.pid, 0) if args.pid else None, - "seqmin": int(args.min, 0) if args.min else 0, - "seqmax": int(args.max, 0) if args.max else 0xFFFFFFFF, - "used": args.used, - "free": args.free, - "addr": int(utils.parse_arg(args.addr)) if args.addr else None, - "simple": args.simple, - "detail": args.detail, - "biggest": args.biggest, - "orphan": args.orphan, - "top": int(args.top) if args.top else 30, - } - - def invoke(self, args, from_tty): - if sizeof_size_t == 4: - self.align = 11 - else: - self.align = 19 - - arg = self.parse_arguments(args.split(" ")) - - if arg is None: - return - - pid = PID_MM_ALLOC - if arg["used"]: - pid = PID_MM_ALLOC - elif arg["free"]: - pid = PID_MM_FREE - elif arg["biggest"]: - pid = PID_MM_BIGGEST - elif arg["orphan"]: - pid = PID_MM_ORPHAN - elif arg["pid"]: - pid = arg["pid"] - if CONFIG_MM_BACKTRACE <= 0: - arg["detail"] = True - - self.aordblks = 0 - self.uordblks = 0 - self.backtrace_dict = {} - self.memdump( - pid, - arg["seqmin"], - arg["seqmax"], - arg["addr"], - arg["simple"], - arg["detail"], - arg["top"], - ) - - -class Memleak(gdb.Command): - """Memleak check""" - - def __init__(self): - self.elf = utils.import_check( - "elftools.elf.elffile", "ELFFile", "Plase pip install pyelftools\n" - ) - if not self.elf: - return - - super().__init__("memleak", gdb.COMMAND_USER) - - def next_ptr(self): - inf = gdb.selected_inferior() - heap = gdb.parse_and_eval("g_mmheap") - longsize = get_long_type().sizeof - region = get_symbol_value("CONFIG_MM_REGIONS") - regions = [] - - for i in range(0, region): - start = int(heap["mm_heapstart"][i]) - end = int(heap["mm_heapend"][i]) - regions.append({"start": start, "end": end}) - - # Search global variables - for objfile in gdb.objfiles(): - gdb.write(f"Searching global symbol in: {objfile.filename}\n") - elf = self.elf.load_from_path(objfile.filename) - symtab = elf.get_section_by_name(".symtab") - for symbol in symtab.iter_symbols(): - if symbol["st_info"]["type"] != "STT_OBJECT": - continue - - if symbol["st_size"] < longsize: - continue - - global_size = symbol["st_size"] // longsize * longsize - global_mem = inf.read_memory(symbol["st_value"], global_size) - while global_size: - global_size = global_size - longsize - ptr = read_ulong(global_mem, global_size) - for region in regions: - if ptr >= region["start"] and ptr < region["end"]: - yield ptr - break - - gdb.write("Searching in grey memory\n") - for node in self.grey_list: - addr = node["addr"] - mem = inf.read_memory(addr, node["size"]) - i = 0 - while i < node["size"]: - ptr = read_ulong(mem, i) - for region in regions: - if ptr >= region["start"] and ptr < region["end"]: - yield ptr - break - i = i + longsize - - def collect_white_dict(self): - white_dict = {} - allocnode_size = mm_allocnode_type.sizeof - - # collect all user malloc ptr - - heap = gdb.parse_and_eval("g_mmheap") - for node in mm_foreach(heap): - if node["size"] & MM_ALLOC_BIT != 0 and node["pid"] != PID_MM_MEMPOOL: - addr = int(node) + allocnode_size - - node_dict = {} - node_dict["node"] = node - node_dict["size"] = mm_nodesize(node["size"]) - allocnode_size - node_dict["addr"] = addr - white_dict[int(addr)] = node_dict - - if heap.type.has_key("mm_mpool"): - for pool in mempool_multiple_foreach(heap["mm_mpool"]): - for buf in mempool_foreach(pool): - if buf["magic"] == MEMPOOL_MAGIC_ALLOC: - addr = int(buf) - pool["blocksize"] - - buf_dict = {} - buf_dict["node"] = buf - buf_dict["size"] = pool["blocksize"] - buf_dict["addr"] = addr - white_dict[int(addr)] = buf_dict - - return white_dict - - def parse_arguments(self, argv): - parser = argparse.ArgumentParser(description="memleak command") - parser.add_argument( - "-s", - "--simple", - action="store_true", - help="Simplified Output", - default=False, - ) - parser.add_argument( - "-d", - "--detail", - action="store_true", - help="Output details of each node", - default=False, - ) - - if argv[0] == "": - argv = None - try: - args = parser.parse_args(argv) - except SystemExit: - return None - - return {"simple": args.simple, "detail": args.detail} - - def diagnose(self, *args, **kwargs): - output = gdb.execute("memleak", to_string=True) - return { - "title": "Memory Leak Report", - "command": "memleak", - "details": output, - } - - def invoke(self, args, from_tty): - if sizeof_size_t == 4: - align = 11 - else: - align = 19 - - arg = self.parse_arguments(args.split(" ")) - - if arg is None: - return - - if CONFIG_MM_BACKTRACE < 0: - gdb.write("Need to set CONFIG_MM_BACKTRACE to 8 or 16 better.\n") - return - elif CONFIG_MM_BACKTRACE == 0: - gdb.write("CONFIG_MM_BACKTRACE is 0, no backtrace available\n") - - start = last = time.time() - white_dict = self.collect_white_dict() - - self.grey_list = [] - gdb.write("Searching for leaked memory, please wait a moment\n") - last = time.time() - - sorted_keys = sorted(white_dict.keys()) - for ptr in self.next_ptr(): - # Find a closest addres in white_dict - pos = bisect.bisect_right(sorted_keys, ptr) - if pos == 0: - continue - grey_key = sorted_keys[pos - 1] - if grey_key in white_dict and ptr < grey_key + white_dict[grey_key]["size"]: - self.grey_list.append(white_dict[grey_key]) - del white_dict[grey_key] - - # All white node is leak - - gdb.write(f"Search all memory use {(time.time() - last):.2f} seconds\n") - - gdb.write("\n") - if len(white_dict) == 0: - gdb.write("All node have references, no memory leak!\n") - return - - gdb.write("Leak catch!, use '\x1b[33;1m*\x1b[m' mark pid is not exist:\n") - - if CONFIG_MM_BACKTRACE > 0 and not arg["detail"]: - gdb.write("%6s" % ("CNT")) - - gdb.write( - "%6s%12s%12s%*s %s\n" - % ("PID", "Size", "Sequence", align, "Address", "Callstack") - ) - - if CONFIG_MM_BACKTRACE > 0 and not arg["detail"]: - - # Filter same backtrace - - backtrace_dict = {} - for addr in white_dict.keys(): - backtrace_dict = record_backtrace( - white_dict[addr]["node"], white_dict[addr]["size"], backtrace_dict - ) - - leaksize = 0 - leaklist = [] - for node in backtrace_dict.values(): - leaklist.append(node) - - # sort by count - leaklist.sort(key=get_count, reverse=True) - - i = 0 - for node in leaklist: - if node["node"].type == mm_allocnode_type.pointer(): - mm_dumpnode( - node["node"], - node["count"], - align, - arg["simple"], - arg["detail"], - check_node_alive(node), - ) - else: - mempool_dumpbuf( - node["node"], - node["size"], - node["count"], - align, - arg["simple"], - arg["detail"], - check_node_alive(node), - ) - - leaksize += node["count"] * node["size"] - i += 1 - - gdb.write( - f"Alloc {len(white_dict)} count,\ -have {i} some backtrace leak, total leak memory is {int(leaksize)} bytes\n" - ) - else: - leaksize = 0 - for node in white_dict.values(): - if node["node"].type == mm_allocnode_type.pointer(): - mm_dumpnode( - node["node"], - 1, - align, - arg["simple"], - True, - check_node_alive(node), - ) - else: - mempool_dumpbuf( - node["node"], - node["size"], - 1, - align, - arg["simple"], - True, - check_node_alive(node), - ) - leaksize += node["size"] - - gdb.write( - f"Alloc {len(white_dict)} count, total leak memory is {int(leaksize)} bytes\n" - ) - - gdb.write(f"Finished in {(time.time() - start):.2f} seconds\n") - - -class Memmap(gdb.Command): - def __init__(self): - self.np = utils.import_check("numpy", errmsg="Please pip install numpy\n") - self.plt = utils.import_check( - "matplotlib", "pyplot", errmsg="Please pip install matplotlib\n" - ) - self.math = utils.import_check("math") - if not self.np or not self.plt or not self.math: - return - - super().__init__("memmap", gdb.COMMAND_USER) - - def save_memory_map(self, mallinfo, output_file): - mallinfo = sorted(mallinfo, key=lambda item: item["addr"]) - start = mallinfo[0]["addr"] - size = mallinfo[-1]["addr"] - start - - order = self.math.ceil(size**0.5) - img = self.np.zeros([order, order]) - - for node in mallinfo: - addr = node["addr"] - size = node["size"] - start_index = addr - start - end_index = start_index + size - img.flat[start_index:end_index] = 1 + self.math.log2(node["sequence"] + 1) - - self.plt.imsave(output_file, img, cmap=self.plt.get_cmap("Greens")) - - def allocinfo(self): - info = [] - heap = gdb.parse_and_eval("g_mmheap") - for node in mm_foreach(heap): - if node["size"] & MM_ALLOC_BIT != 0: - allocnode = gdb.Value(node).cast(lookup_type("char").pointer()) - info.append( - { - "addr": int(allocnode), - "size": int(mm_nodesize(node["size"])), - "sequence": int(node["seqno"]), - } - ) - return info - - def parse_arguments(self, argv): - parser = argparse.ArgumentParser(description="memdump command") - parser.add_argument( - "-o", "--output", type=str, default="memmap", help="img output file" - ) - if argv[0] == "": - argv = None - try: - args = parser.parse_args(argv) - except SystemExit: - return None - return args.output - - def invoke(self, args, from_tty): - output_file = self.parse_arguments(args.split(" ")) - meminfo = self.allocinfo() - self.save_memory_map(meminfo, output_file + ".png") - - -class Memfrag(gdb.Command): - def __init__(self): - super().__init__("memfrag", gdb.COMMAND_USER) - - def parse_arguments(self, argv): - parser = argparse.ArgumentParser(description="memfrag command") - parser.add_argument( - "-d", "--detail", action="store_true", help="Output details" - ) - if argv[0] == "": - argv = None - try: - args = parser.parse_args(argv) - except SystemExit: - return None - return args.detail - - def freeinfo(self): - info = [] - heap = gdb.parse_and_eval("g_mmheap") - for node in mm_foreach(heap): - if node["size"] & MM_ALLOC_BIT == 0: - freenode = gdb.Value(node).cast(lookup_type("char").pointer()) - info.append( - { - "addr": int(freenode), - "size": int(mm_nodesize(node["size"])), - } - ) - return info - - def invoke(self, args, from_tty): - detail = self.parse_arguments(args.split(" ")) - info = self.freeinfo() - - info = sorted(info, key=lambda item: item["size"], reverse=True) - if detail: - for node in info: - gdb.write(f"addr: {node['addr']}, size: {node['size']}\n") - - heapsize = gdb.parse_and_eval("*g_mmheap")["mm_heapsize"] - freesize = sum(node["size"] for node in info) - remaining = freesize - fragrate = 0 - - for node in info: - fragrate += (1 - (node["size"] / remaining)) * (node["size"] / freesize) - remaining -= node["size"] - - fragrate = fragrate * 1000 - gdb.write(f"memory fragmentation rate: {fragrate:.2f}\n") - gdb.write( - f"heap size: {heapsize}, free size: {freesize}, uordblks:" - f"{info.__len__()} largest block: {info[0]['size']} \n" - ) - - -class MempoolProc: - def __init__(self, entry): - pool = utils.container_of(entry, mempool_s_type, "procfs") - blocksize = self.real_blocksize(pool) - ordblks = sq_count(pool["queue"]) - iordblks = sq_count(pool["iqueue"]) - aordblks = int(pool["nalloc"]) - narena = sq_count(pool["equeue"]) - name = str(entry["name"]) - if '"' in name: - # strip the name - name_split = name.split('"') - if len(name_split) == 3: - name = name_split[1] - self.pool = pool - self.name = name - self.arena = int( - narena * sizeof_sq_entry_t + (aordblks + ordblks + iordblks) * blocksize - ) - self.sizeblks = blocksize - self.ordblks = ordblks - self.iordblks = iordblks - self.aordblks = aordblks - if pool["wait"] and pool["expandsize"] == 0: - self.nwaiter = -int(self.pool["waitsem"]["semcount"]) - else: - self.nwaiter = 0 - - def real_blocksize(self, pool) -> int: - bsize = pool["blocksize"] - if CONFIG_MM_BACKTRACE > 0: - bsize = align_up(bsize + mempool_backtrace_type.sizeof, mempool_align()) - return int(bsize) - - def __str__(self) -> str: - return self.__class__.format( - self.name + ":", - self.arena, - self.sizeblks, - self.aordblks, - self.ordblks, - self.iordblks, - self.nwaiter, - ) - - @staticmethod - def format(*args): - return "{:>13}{:>11}{:>9}{:>9}{:>9}{:>9}{:>9}".format(*args) - - @staticmethod - def get_title(): - return MempoolProc.format( - "", "total", "bsize", "nused", "nfree", "nifree", "nwaiter" - ) - - -class Mempool(gdb.Command): - def __init__(self): - super().__init__("mempool", gdb.COMMAND_USER) - - def parse(self) -> dict: - pools = {} - try: - entry = gdb.parse_and_eval("g_mempool_procfs") - except gdb.error: - return pools - - while entry: - mempool = MempoolProc(entry) - key = int(entry.address) - if key in pools: - raise ValueError(f"mempool deadloop {pools}") - pools[key] = mempool - entry = entry["next"] - - return pools - - def invoke(self, args, from_tty): - pools = self.parse() - if len(pools) == 0: - gdb.write("mempool not found\n") - else: - gdb.write(f"{MempoolProc.get_title()}\n") - for pool in pools.values(): - gdb.write(f"{pool}\n") diff --git a/tools/gdb/pyproject.toml b/tools/gdb/pyproject.toml deleted file mode 100644 index b8b271cbd90b3b955c4d68f86085a8c49b90a38d..0000000000000000000000000000000000000000 --- a/tools/gdb/pyproject.toml +++ /dev/null @@ -1,22 +0,0 @@ -[build-system] -requires = ["setuptools>=61", "wheel"] -build-backend = "setuptools.build_meta" - -[project] -version = "0.0.1" -name = 'nuttxgdb' -description = 'NuttX RTOS GDB extensions' -readme = "README.md" -license = { file = 'LICENSE' } -classifiers = [ - "Intended Audience :: Developers", - "License :: OSI Approved :: Apache Software License", - "Programming Language :: Python", - "Programming Language :: Python :: 3", -] - -dependencies = ["matplotlib", "numpy", "pyelftools"] -requires-python = ">=3.8" - -[tool.setuptools.package-dir] -nuttxgdb = "nuttxgdb" diff --git a/tools/gdb/requirements.txt b/tools/gdb/requirements.txt deleted file mode 100644 index 0aed2fa4777cb933cb88d013539e0645fcd10465..0000000000000000000000000000000000000000 --- a/tools/gdb/requirements.txt +++ /dev/null @@ -1,13 +0,0 @@ -contourpy==1.3.0 -cycler==0.12.1 -debugpy==1.8.7 -fonttools==4.54.1 -kiwisolver==1.4.7 -matplotlib==3.9.2 -numpy==2.1.2 -packaging==24.1 -pillow==11.0.0 -pyelftools==0.31 -pyparsing==3.2.0 -python-dateutil==2.9.0.post0 -six==1.16.0 diff --git a/tools/gdb/tests/run_tests.sh b/tools/gdb/tests/run_tests.sh deleted file mode 100755 index 0bf8f49697b42734044ff2a7b070aae407c1e332..0000000000000000000000000000000000000000 --- a/tools/gdb/tests/run_tests.sh +++ /dev/null @@ -1,170 +0,0 @@ -#! /bin/bash -############################################################################ -# tools/gdb/tests/run_tests.sh -# -# Licensed to the Apache Software Foundation (ASF) under one or more -# contributor license agreements. See the NOTICE file distributed with -# this work for additional information regarding copyright ownership. The -# ASF licenses this file to you under the Apache License, Version 2.0 (the -# "License"); you may not use this file except in compliance with the -# License. You may obtain a copy of the License at -# -# http://www.apache.org/licenses/LICENSE-2.0 -# -# Unless required by applicable law or agreed to in writing, software -# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT -# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the -# License for the specific language governing permissions and limitations -# under the License. -# -############################################################################ - -set -xeo pipefail - -GDB_TOOLS=$(dirname $0)/../ -NUTTX_EXE=$(dirname $0)/../../../nuttx - -# The default target -elffile=${NUTTX_EXE} -use_qemu=true - -qemu_gdb_srv_pid= - -GDB_SOCKET_NAME= - -# Pls uncomment this for local testing - -# start_qemu_gdb_srv() -# { -# qemu-system-arm \ -# -M mps3-an547 \ -# -nographic \ -# -kernel ${elffile} \ -# -chardev socket,path=$GDB_SOCKET_NAME,server=on,wait=off,id=gdb0 \ -# -gdb chardev:gdb0 \ -# -S & 1>/dev/null 2>&1 - -# qemu_gdb_srv_pid=$! - -# if ! ps -p $qemu_gdb_srv_pid > /dev/null; then -# echo "Failed to start qemu due to: $?" -# exit 1 -# fi - -# while [ ! -e "$GDB_SOCKET_NAME" ] -# do -# echo "Waiting for $GDB_SOCKET_NAME to exist..." -# sleep 0.5 # Wait for 0.5 second before checking again -# done -# } - -usage() { - echo "USAGE: ${0} [options]" - echo "" - echo "Options:" - echo "-h" - echo "-e the target ELF file, an absolute path should be given. By default, we will look for one in nuttx/" - echo "-t path to the gdb scritps, by default we will look for the relative path to nuttx/tools/gdb" - echo "-s if the target ELF is the nuttx simulator" - echo "-c the socket to connect to" - - exit $@ -} - -while [ ! -z "$1" ]; do - case "$1" in - -h ) - usage 0 - ;; - -e ) - shift - elffile=$1 - ;; - -t ) - shift - GDB_TOOLS=$1 - ;; - -s ) - use_qemu= - ;; - -c ) - shift - GDB_SOCKET_NAME=$1 - ;; - * ) - break - ;; - esac - shift -done - -if ! [ -f ${elffile} ]; then - echo "Failed to find the target ELF file" - exit 1 -fi - -if ! [ -d ${GDB_TOOLS} ]; then - echo "The required GDB tools not exist" - exit 1 -fi - -EXTRA_CMD= -if [ -z "$use_qemu" ]; then - EXTRA_CMD="r" -else - EXTRA_CMD="target remote $GDB_SOCKET_NAME" -fi - -if ! [ -z "$use_qemu" ]; then - # Pls uncomment this for local testing - # start_qemu_gdb_srv - echo "Using the qemu as the testing platform" -fi - -echo "##############################" -# figure out where we are running at? - -echo `whoami` -echo `id` -echo `ifconfig` -echo `which python` -echo $(realpath `which python`) -python -c "import sys; print(sys.version); print(sys.path)" - -echo "##############################" - - -# Test requires running the ELF without Qemu -gdb-multiarch \ --batch \ -${elffile} \ --return-child-result \ --ex="b up_idle" \ --ex="${EXTRA_CMD}" \ --ex="c" \ --ex="python import sys; print(sys.version); print(sys.executable); print(sys.path)" \ --ex="source ${GDB_TOOLS}/gdbinit.py" \ --ex="source ${GDB_TOOLS}/tests/runner.py" \ - -result=$? - -# Don't fail with an error code, all we need is -# to proceed Qemu without letting it hang. -# A bit tricky here, we attach the gdb again -# and quit -yes | gdb-multiarch \ --batch \ -${elffile} \ --ex="${EXTRA_CMD}" \ --ex="q" || true - -# After everything is done, don't bother just kill the Qemu process -if ! [ -z $qemu_gdb_srv_pid ]; then - kill -9 $qemu_gdb_srv_pid -fi - -if [ -f $GDB_SOCKET_NAME ]; then - unlink $GDB_SOCKET_NAME -fi - -exit $result diff --git a/tools/gdbserver.py b/tools/gdbserver.py index 5d5cecee2a30f4c118315714e75c038942898d5e..b57221a8d3905a83bc2ebd0ac10ea614b76f19f5 100755 --- a/tools/gdbserver.py +++ b/tools/gdbserver.py @@ -19,1218 +19,12 @@ # under the License. # -import argparse -import binascii -import logging -import multiprocessing import os -import re -import shutil -import socket -import struct -import subprocess import sys -import traceback -try: - import lief -except ImportError: - print("Please install lief package: pip3 install lief") - sys.exit(1) +here = os.path.dirname(os.path.realpath(__file__)) +sys.path.insert(0, (os.path.join(here, "pynuttx"))) -# ELF section flags -SHF_WRITE = 0x1 -SHF_ALLOC = 0x2 -SHF_EXEC = 0x4 -SHF_WRITE_ALLOC = SHF_WRITE | SHF_ALLOC -SHF_ALLOC_EXEC = SHF_ALLOC | SHF_EXEC +import nxstub # noqa: E402 -GDB_SIGNAL_DEFAULT = 7 - -UINT16_MAX = 65535 - - -DEFAULT_GDB_INIT_CMD = "-ex 'bt full' -ex 'info reg' -ex 'display /40i $pc-40'" - -logger = logging.getLogger() - -reg_table = { - "arm": { - "R0": 0, - "R1": 1, - "R2": 2, - "R3": 3, - "R4": 4, - "R5": 5, - "R6": 6, - "FP": 7, - "R8": 8, - "SB": 9, - "SL": 10, - "R11": 11, - "IP": 12, - "SP": 13, - "LR": 14, - "PC": 15, - "xPSR": 16, - }, - "arm-a": { - "R0": 0, - "R1": 1, - "R2": 2, - "R3": 3, - "R4": 4, - "R5": 5, - "R6": 6, - "FP": 7, - "R8": 8, - "SB": 9, - "SL": 10, - "R11": 11, - "IP": 12, - "SP": 13, - "LR": 14, - "PC": 15, - "CPSR": 41, - }, - "arm-t": { - "R0": 0, - "R1": 1, - "R2": 2, - "R3": 3, - "R4": 4, - "R5": 5, - "R6": 6, - "FP": 7, - "R8": 8, - "SB": 9, - "SL": 10, - "R11": 11, - "IP": 12, - "SP": 13, - "LR": 14, - "PC": 15, - "CPSR": 41, - }, - "arm64": { - "X0": 0, - "X1": 1, - "X2": 2, - "X3": 3, - "X4": 4, - "X5": 5, - "X6": 6, - "X7": 7, - "X8": 8, - "X9": 9, - "X10": 10, - "X11": 11, - "X12": 12, - "X13": 13, - "X14": 14, - "X15": 15, - "X16": 16, - "X17": 17, - "X18": 18, - "X19": 19, - "X20": 20, - "X21": 21, - "X22": 22, - "X23": 23, - "X24": 24, - "X25": 25, - "X26": 26, - "X27": 27, - "X28": 28, - "X29": 29, - "X30": 30, - "SP_ELX": 31, - "ELR": 32, - }, - "riscv": { - "ZERO": 0, - "RA": 1, - "SP": 2, - "GP": 3, - "TP": 4, - "T0": 5, - "T1": 6, - "T2": 7, - "FP": 8, - "S1": 9, - "A0": 10, - "A1": 11, - "A2": 12, - "A3": 13, - "A4": 14, - "A5": 15, - "A6": 16, - "A7": 17, - "S2": 18, - "S3": 19, - "S4": 20, - "S5": 21, - "S6": 22, - "S7": 23, - "S8": 24, - "S9": 25, - "S10": 26, - "S11": 27, - "T3": 28, - "T4": 29, - "T5": 30, - "T6": 31, - "EPC": 32, - }, - # use xtensa-esp32s3-elf-gdb register table - "esp32s3": { - "PC": 0, - "PS": 73, - "A0": 1, - "A1": 2, - "A2": 3, - "A3": 4, - "A4": 5, - "A5": 6, - "A6": 7, - "A7": 8, - "A8": 9, - "A9": 10, - "A10": 11, - "A11": 12, - "A12": 13, - "A13": 14, - "A14": 15, - "A15": 16, - "WINDOWBASE": 69, - "WINDOWSTART": 70, - "CAUSE": 190, - "VADDR": 196, - "LBEG": 65, - "LEND": 66, - "LCNT": 67, - "SAR": 68, - "SCOM": 76, - }, - # use xt-gdb register table - "xtensa": { - "PC": 32, - "PS": 742, - "A0": 256, - "A1": 257, - "A2": 258, - "A3": 259, - "A4": 260, - "A5": 261, - "A6": 262, - "A7": 263, - "A8": 264, - "A9": 265, - "A10": 266, - "A11": 267, - "A12": 268, - "A13": 269, - "A14": 270, - "A15": 271, - "WINDOWBASE": 584, - "WINDOWSTART": 585, - "CAUSE": 744, - "VADDR": 750, - "LBEG": 512, - "LEND": 513, - "LCNT": 514, - "SAR": 515, - "SCOM": 524, - }, -} - -# make sure the a0-a15 can be remapped to the correct register -reg_fix_value = { - "esp32s3": { - "WINDOWBASE": (0, 69), - "WINDOWSTART": (1, 70), - "PS": (0x40000, 73), - }, - "xtensa": { - "WINDOWBASE": (0, 584), - "WINDOWSTART": (1, 585), - "PS": (0x40000, 742), - }, -} - - -def str_get_after(s, sub): - index = s.find(sub) - if index == -1: - return None - return s[index + len(sub) :] - - -def pack_memory(start, end, data): - return {"start": start, "end": end, "data": data} - - -class DumpELFFile: - """ - Class to parse ELF file for memory content in various sections. - There are read-only sections (e.g. text and rodata) where - the memory content does not need to be dumped via coredump - and can be retrieved from the ELF file. - """ - - def __init__(self, elffile: str): - self.elffile = elffile - self.__memories = [] - self.__arch = None - self.__xlen = None - - def parse(self, load_symbol: bool): - self.__memories = [] - elf = lief.parse(self.elffile) - self.__arch = elf.header.machine_type.name.lower().replace("-", "") - if elf.header.identity_class == lief.ELF.Header.CLASS.ELF32: - self.__xlen = 32 - else: - self.__xlen = 64 - - for section in elf.sections: - size = section.size - flags = section.flags - start = section.virtual_address - end = start + size - 1 - store = False - desc = "?" - if section.type == lief.ELF.Section.TYPE.PROGBITS: - if (flags & SHF_ALLOC_EXEC) == SHF_ALLOC_EXEC: - # Text section - store = True - desc = "text" - elif (flags & SHF_WRITE_ALLOC) == SHF_WRITE_ALLOC: - # Data or Rodata section, rodata store in ram in some case - store = True - desc = "data or rodata" - elif (flags & SHF_ALLOC) == SHF_ALLOC: - # Read only data section - store = True - desc = "read-only data" - if store: - memory = pack_memory(start, end, bytes(section.content)) - logger.debug( - f"ELF Section: {hex(memory['start'])} to {hex(memory['end'])} of size {len(memory['data'])} ({desc})" - ) - self.__memories.append(memory) - self.load_symbol = load_symbol - if load_symbol: - self.symbol = {} - for symbol in elf.symbols: - if symbol.name in ( - "g_tcbinfo", - "g_pidhash", - "g_npidhash", - "g_last_regs", - "g_running_tasks", - ): - self.symbol[symbol.name] = {} - self.symbol[symbol.name]["st_size"] = symbol.size - self.symbol[symbol.name]["st_value"] = symbol.value - logger.debug( - f"name:{symbol.name} size:{symbol.size} value:{hex(symbol.value)}" - ) - return True - - def _parse_addr2line(self, addr2line: str, args: list, addr: str) -> str: - args_string = " ".join(args) - cmd = "{} {} {}".format(addr2line, args_string, addr) - return subprocess.check_output(cmd, universal_newlines=True, shell=True) - - def parse_addr2line(self, arch: str, addr2line: str, addr_list: list): - if addr2line is None: - return - - is_audio = False - if arch == "xtensa": - is_audio = True - - for i in addr_list: - addr = int(i, 16) - if addr == 0: - continue - - if is_audio: - addr &= 0x7FFFFFFF - - res = self._parse_addr2line( - addr2line, ["-Cfe", self.elffile, "-a"], hex(addr) - ) - matches = re.findall(r"\?\?:", res) - if matches: - continue - print(res) - exit(0) - - def get_memories(self): - return self.__memories - - def arch(self): - return self.__arch - - def xlen(self): - return self.__xlen - - -class DumpLogFile: - def __init__(self, logfile): - self.logfile = logfile - self.registers = [] - self.stack_data = [] - self.__memories = list() - self.reg_table = dict() - self.reg_len = 32 - - def _init_register(self): - self.registers = [b"x"] * (max(self.reg_table.values()) + 1) - - def _parse_register(self, line): - line = str_get_after(line, "up_dump_register:") - if line is None: - return False - - line = line.strip() - # find register value - find_res = re.findall(r"(?P\w+):\s*(?P[0-9a-fxA-FX]+)", line) - - for reg_name, reg_val in find_res: - reg_name = reg_name.upper() - if reg_name in self.reg_table: - reg_index = self.reg_table[reg_name] - self.registers[reg_index] = int(reg_val, 16) - self.reg_len = max(self.reg_len, len(reg_val) * 4) - - return True - - def _parse_fix_register(self, arch): - if arch in reg_fix_value: - for reg_name, reg_vals in reg_fix_value[arch].items(): - reg_index = self.reg_table[reg_name] - self.registers[reg_index] = reg_vals[0] - - def _parse_stack(self, line, start, data): - line = str_get_after(line, "stack_dump:") - if line is None: - return None - - line = line.strip() - - # find stack-dump - match_res = re.match(r"(?P0x\w+): (?P( ?\w+)+)", line) - if match_res is None: - return None - - self.stack_data.extend(match_res.string.split(" ")[1:]) - - addr_start = int(match_res.groupdict()["ADDR_START"], 16) - if start + len(data) != addr_start: - # stack is not contiguous - if len(data) == 0: - start = addr_start - else: - self.__memories.append(pack_memory(start, start + len(data), data)) - data = b"" - start = addr_start - - reg_fmt = " unknown value - # Send in "xxxxxxxx" - pkt += b"x" * self.reg_digits - - self.put_gdb_packet(pkt) - - if not self.threadinfo: - put_register_packet(self.registers) - else: - for thread in self.threadinfo: - if thread["tcb"]["pid"] == self.current_thread: - if thread["tcb"]["tcbptr"] in self.running_tasks.keys(): - put_register_packet(self.running_tasks[thread["tcb"]["tcbptr"]]) - else: - put_register_packet(thread["gdb_regs"]) - break - - def handle_register_single_read_packet(self, pkt): - logger.debug(f"pkt: {pkt}") - - def put_one_register_packet(regs): - - reg_fmt = self.reg_fmt - reg = int(pkt[1:].decode("utf8"), 16) - regval = None - - if self.regfix: - for reg_name, reg_vals in reg_fix_value[self.arch].items(): - if reg == reg_vals[1]: - logger.debug(f"{reg_name} fix to {reg_vals[0]}") - regval = reg_vals[0] - - if regval is None: - # tcbinfo index to gdb index - reg_gdb_index = list(reg_table[self.arch].values()) - if reg in reg_gdb_index: - reg = reg_gdb_index.index(reg) - regval = regs[reg] - - elif reg < len(regs) and regs[reg] != b"x": - regval = regs[reg] - - if regval is not None: - bval = struct.pack(reg_fmt, regval) - self.put_gdb_packet(binascii.hexlify(bval)) - else: - self.put_gdb_packet(b"x" * self.reg_digits) - - if not self.threadinfo: - put_one_register_packet(self.registers) - else: - for thread in self.threadinfo: - if thread["tcb"]["pid"] == self.current_thread: - if thread["tcb"]["tcbptr"] in self.running_tasks.keys(): - put_one_register_packet( - self.running_tasks[thread["tcb"]["tcbptr"]] - ) - else: - put_one_register_packet(thread["gdb_regs"]) - break - - def handle_register_group_write_packet(self): - # the 'G' packet for writing to a group of registers - # - # We don't support writing so return error - self.put_gdb_packet(b"E01") - - def handle_register_single_write_packet(self, pkt): - # the 'P' packet for writing to registers - - index, value = pkt[1:].split(b"=") - reg_val = 0 - for i in range(0, len(value), 2): - data = value[i : i + 2] - reg_val = reg_val + (int(data.decode("utf8"), 16) << (i * 4)) - - reg = int(index.decode("utf8"), 16) - if reg < len(self.registers): - self.registers[reg] = reg_val - - self.put_gdb_packet(b"OK") - - def get_mem_region(self, addr, mem_regions=None): - mem_regions = mem_regions or self.mem_regions - for mem in mem_regions: - if mem["start"] <= addr < mem["end"]: - return mem - - return None - - def handle_memory_read_packet(self, pkt): - # the 'm' packet for reading memory: m, - - # extract address and length from packet - # and convert them into usable integer values - addr, length = pkt[1:].split(b",") - s_addr = int(addr, 16) - length = int(length, 16) - - remaining = length - addr = s_addr - barray = b"" - r = self.get_mem_region(addr) - while remaining > 0: - if r is None: - barray = None - break - - offset = addr - r["start"] - barray += r["data"][offset : offset + 1] - - addr += 1 - remaining -= 1 - - if barray is not None: - pkt = binascii.hexlify(barray) - self.put_gdb_packet(pkt) - else: - self.put_gdb_packet(b"E01") - - def handle_memory_write_packet(self, pkt): - # the 'M' packet for writing to memory - # - # We don't support writing so return error - self.put_gdb_packet(b"E02") - - def handle_is_thread_active(self, pkt): - self.current_thread = int(pkt[1:]) - 1 - self.put_gdb_packet(b"OK") - - def handle_thread_context(self, pkt): - if b"g" == pkt[1:2]: - self.current_thread = int(pkt[2:]) - 1 - elif b"c" == pkt[1:2]: - self.current_thread = int(pkt[3:]) - 1 - - if self.current_thread == -1: - self.current_thread = 0 - self.put_gdb_packet(b"OK") - - def parse_thread(self): - def unpack_data(addr, fmt, from_elf=False): - logger.debug( - f"Unpack data from {hex(addr)} with fmt {fmt} from elf {from_elf}" - ) - if from_elf: - r = self.get_mem_region(addr, self.elffile.get_memories()) - else: - r = self.get_mem_region(addr) - offset = addr - r["start"] - data = r["data"] - return struct.unpack_from(fmt, data, offset) - - TCBINFO_FMT = "<8HQ" - - # uint16_t pid_off; /* Offset of tcb.pid */ - # uint16_t state_off; /* Offset of tcb.task_state */ - # uint16_t pri_off; /* Offset of tcb.sched_priority */ - # uint16_t name_off; /* Offset of tcb.name */ - # uint16_t stack_off; /* Offset of tcb.stack_alloc_ptr */ - # uint16_t stack_size_off; /* Offset of tcb.adj_stack_size */ - # uint16_t regs_off; /* Offset of tcb.regs */ - # uint16_t regs_num; /* Num of general regs */ - # union - # { - # uint8_t u[8]; - # FAR const uint16_t *p; - # } - - unpacked_data = unpack_data( - self.elffile.symbol["g_tcbinfo"]["st_value"], - TCBINFO_FMT, - True, - ) - tcbinfo = { - "pid_off": int(unpacked_data[0]), - "state_off": int(unpacked_data[1]), - "pri_off": int(unpacked_data[2]), - "name_off": int(unpacked_data[3]), - "stack_off": int(unpacked_data[4]), - "stack_size_off": int(unpacked_data[5]), - "regs_off": int(unpacked_data[6]), - "regs_num": int(unpacked_data[7]), - "reg_off": int(unpacked_data[8]), - } - - unpacked_data = unpack_data( - self.elffile.symbol["g_npidhash"]["st_value"], - "erroroutf #define PLOG g_plugin_priv.jops->logoutf +/* Macros for special NuttX offset value */ + +#define REGINFO_OFFSET_INVALID -2 +#define REGINFO_OFFSET_AUTO -1 + /* GCC specific definitions */ #ifdef __GNUC__ @@ -89,10 +94,20 @@ enum symbol_e PIDHASH = 0, NPIDHASH, TCBINFO, + REGINFO, READYTORUN, NSYMBOLS }; +begin_packed_struct struct reginfo_s +{ + const char name[8]; + uint8_t size; + uint8_t regnum; + int16_t toffset; + int16_t goffset; +} end_packed_struct; + begin_packed_struct struct tcbinfo_s { uint16_t pid_off; @@ -103,14 +118,12 @@ begin_packed_struct struct tcbinfo_s uint16_t stack_size_off; uint16_t regs_off; uint16_t regs_num; - begin_packed_struct union { uint8_t u[8]; - uint16_t *p; - } - end_packed_struct reg_off; - uint16_t reg_offs[0]; + struct reginfo_s *reginfo; + } u; + struct reginfo_s reginfo[0]; } end_packed_struct; struct symbols_s @@ -177,6 +190,7 @@ static struct symbols_s g_symbols[] = {"g_pidhash", 0, 0}, {"g_npidhash", 0, 0}, {"g_tcbinfo", 0, 0}, + {"g_reginfo", 0, 0}, {"g_readytorun", 0, 0}, { NULL, 0, 0} }; @@ -260,7 +274,7 @@ static int setget_reg(struct plugin_priv_s *priv, uint32_t idx, return -EINVAL; } - if (priv->tcbinfo->reg_offs[regidx] == UINT16_MAX) + if (priv->tcbinfo->reginfo[regidx].toffset == REGINFO_OFFSET_INVALID) { if (write == 0) { @@ -270,7 +284,7 @@ static int setget_reg(struct plugin_priv_s *priv, uint32_t idx, return 0; } - regaddr = priv->regsaddr[idx] + priv->tcbinfo->reg_offs[regidx]; + regaddr = priv->regsaddr[idx] + priv->tcbinfo->reginfo[regidx].toffset; if (write) { @@ -310,16 +324,8 @@ static int update_tcbinfo(struct plugin_priv_s *priv) return -EIO; } - ret = READU32(g_symbols[TCBINFO].address + - offsetof(struct tcbinfo_s, reg_off), ®_off); - if (ret != 0) - { - PERROR("error in read regoffs address ret %d\n", ret); - return ret; - } - priv->tcbinfo = ALLOC(sizeof(struct tcbinfo_s) + - regs_num * sizeof(uint16_t)); + regs_num * sizeof(struct reginfo_s)); if (!priv->tcbinfo) { @@ -335,9 +341,10 @@ static int update_tcbinfo(struct plugin_priv_s *priv) return ret; } - ret = READMEM(reg_off, (char *)&priv->tcbinfo->reg_offs[0], - regs_num * sizeof(uint16_t)); - if (ret != regs_num * sizeof(uint16_t)) + ret = READMEM(g_symbols[REGINFO].address, + (char *)&priv->tcbinfo->reginfo[0], + regs_num * sizeof(struct reginfo_s)); + if (ret != regs_num * sizeof(struct reginfo_s)) { PERROR("error in read tcbinfo_s reg_offs ret %d\n", ret); return ret; diff --git a/tools/parsememdump.py b/tools/parsememdump.py index ee0b3968153161f59f6162745cd0398133bf6a75..f5faf56587c7216077e7b017913664a414b20a18 100755 --- a/tools/parsememdump.py +++ b/tools/parsememdump.py @@ -28,7 +28,7 @@ This program will help you analyze memdump log files, analyze the number of occurrences of backtrace, and output stack information memdump log files need this format: -pid size seq addr mem +pid size overhead seq addr mem """ @@ -37,26 +37,27 @@ class dump_line: self.mem = [] self.err = False self.cnt = 1 - tmp = re.search("( \d+ )", line_str) - if tmp is None: - self.err = True - return - self.pid = int(tmp.group(0)[1:]) - tmp = re.search("( \d+ )", line_str[tmp.span()[1] :]) - if tmp is None: - self.err = True - return - self.size = int(tmp.group(0)[1:]) - tmp = re.search("( \d+ )", line_str[tmp.span()[1] :]) - if tmp is None: + self.pid = None + self.size = None + self.overhead = None + self.seq = None + self.addr = None + self.parse_line(line_str) + + def parse_line(self, line_str): + match = re.search( + r"\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+((?:\s+0x[0-9a-fA-F]+)+)", line_str + ) + if match: + self.pid = int(match.group(1)) + self.size = int(match.group(2)) + self.overhead = int(match.group(3)) + self.seq = int(match.group(4)) + addresses = match.group(5).split() + self.addr = addresses[0] + self.mem = addresses[1:] + else: self.err = True - return - self.seq = int(tmp.group(0)[1:]) - - tmp = re.findall("0x([0-9a-fA-F]+)", line_str[tmp.span()[1] :]) - self.addr = tmp[0] - for s in tmp[1:]: - self.mem.append(s) class log_output: @@ -204,7 +205,7 @@ if __name__ == "__main__": total_size += size log.output("all used memory %-6d\n" % (total_size)) - log.output("cnt size pid addr mem\n") + log.output("cnt size pid overhead addr mem\n") mems = [] for line in lines: @@ -221,7 +222,9 @@ if __name__ == "__main__": db = addr2line_db(mem=mems, ncpu=ncpu, prefix=args.prefix[0], file=args.elffile[0]) for t in lines: addr2line_str = "" - log.output("%-4d %-6d %-3d %s " % (t.cnt, t.size, t.pid, t.addr)) + log.output( + "%-4d %-6d %-6d %-3d %s " % (t.cnt, t.size, t.overhead, t.pid, t.addr) + ) if t.mem == []: log.output("\n") continue diff --git a/tools/pynuttx/.gitignore b/tools/pynuttx/.gitignore new file mode 100644 index 0000000000000000000000000000000000000000..2eb20eaf025ad59817d65b501c416358aa633c55 --- /dev/null +++ b/tools/pynuttx/.gitignore @@ -0,0 +1,3 @@ +dist/ +pynuttx.egg-info/ +pynuttxtest.egg-info/ diff --git a/tools/pynuttx/Dockerfile b/tools/pynuttx/Dockerfile new file mode 100644 index 0000000000000000000000000000000000000000..62f9122c0c2e935f9858ba0db8eb286d20473951 --- /dev/null +++ b/tools/pynuttx/Dockerfile @@ -0,0 +1,23 @@ +FROM alpine:latest + +RUN apk update && apk add --no-cache \ + python3 \ + py3-elftools \ + py3-pip \ + gdb-multiarch \ + build-base \ + && rm -rf /var/cache/apk/* + +COPY requirements.txt . + +RUN pip3 install --break-system-packages --no-cache-dir -r requirements.txt + +# Clean up the cache and temporary files + +RUN rm -rf /var/cache/apk/* \ + && rm -rf /root/.cache + +CMD ["/bin/sh"] + +# docker build -t pynuttx-alphine . +# docker image save pynuttx-alphine | xz -zc -> pynuttx-alphine.tar.xz diff --git a/tools/pynuttx/etm2human.py b/tools/pynuttx/etm2human.py new file mode 100755 index 0000000000000000000000000000000000000000..2b0c54c8238d20e2d7d4e10fb527cccbfb44609d --- /dev/null +++ b/tools/pynuttx/etm2human.py @@ -0,0 +1,211 @@ +#!/usr/bin/env python3 +############################################################################ +# tools/pynuttx/etm2human.py +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +import argparse +import logging +import sys + +from nxtrace.etmv4_decoder import ( + ATOM_TYPE_E, + ETBStream, + ETMv4Decoder, + ETMv4Packet, + ETMv4PacketType, + decode_etb, +) + +log = logging.getLogger() + + +class ETM2Human: + + def emit(self, msg): + print(msg) + sys.stdout.flush() + + def trace_info(self, pkt: ETMv4Packet): + cc_enabled = pkt["cycle_count_enabled"] + cond_inst_enabled = pkt["conditional_non_branch_instruction_enabled"] + load_inst_enabled = pkt["load_instruction_enabled"] + store_inst_enabled = pkt["store_instruction_enabled"] + + self.emit( + f"TraceInfo - Cycle count {'enabled' if cc_enabled else 'disabled'},\n" + f" Tracing of conditional non-branch instruction {'enabled' if cond_inst_enabled else 'disabled'},\n" + f" {'NO' if not load_inst_enabled else ''} Explicit tracing of load instructions,\n" + f" {'NO' if not store_inst_enabled else ''} Explicit tracing of store instructions,\n" + f" p0_key = 0x{pkt['p0_key']:x},\n" + f" curr_spec_depth = {pkt['curr_spec_depth']},\n" + f" cc_threshold = 0x{pkt['cc_threshold']:x}" + ) + + def trace_on(self, pkt: ETMv4Packet): + self.emit("TraceOn - A discontinuity in the trace stream") + + def trace_off(self, pkt: ETMv4Packet): + self.emit("TraceOff - A discontinuity in the trace stream") + + def trace_discard(self, pkt: ETMv4Packet): + self.emit("Discard") + + def trace_overflow(self, pkt: ETMv4Packet): + self.emit("Overflow") + + def trace_ts(self, pkt: ETMv4Packet): + timestamp = hasattr(pkt, "timestamp") and pkt["timestamp"] or 0 + self.emit(f"Timestamp - {timestamp}") + if hasattr(pkt, "cycle"): + self.emit( + f" (number of cycles between the most recent Cycle Count element {pkt['cycle']})" + ) + + def trace_exception(self, pkt: ETMv4Packet): + self.emit( + f"Exception - exception type {pkt['exception_type_name']}, address 0x{pkt['address']:016x}" + ) + + def trace_exception_return(self, pkt: ETMv4Packet): + self.emit("Exception return") + + def trace_cc(self, pkt: ETMv4Packet): + if hasattr(pkt, "unknown"): + self.emit("Cycle count - unknown") + else: + self.emit(f"Cycle count - {pkt['cycle']}") + + def trace_commit(self, pkt: ETMv4Packet): + self.emit(f"Commit - {pkt['commit']}") + + def trace_cancel(self, pkt: ETMv4Packet): + self.emit(f"Cancel - {pkt['cancel']}") + + def trace_mispredict(self, pkt: ETMv4Packet): + self.emit("Mispredict") + + def trace_cond_inst(self, pkt: ETMv4Packet): + log.warning("Conditional instruction is not implemented yet") + + def trace_cond_flush(self, pkt: ETMv4Packet): + self.emit("Conditional flush") + + def trace_cond_result(self, pkt: ETMv4Packet): + log.warning("Conditional result is not implemented yet") + + def trace_context(self, pkt: ETMv4Packet): + setattr(self, "sixty_four_bit", pkt["sixty_four_bit"]) + setattr(self, "ex_level", pkt["ex_level"]) + setattr(self, "security", pkt["security"]) + + self.emit(f"Context - Context ID = 0x{pkt['context_id']:x},") + self.emit(f" VMID = 0x{pkt['vmid']:x},") + self.emit(f" Exception level = EL{pkt['ex_level']},") + self.emit(f" Security = {'S' if pkt['security'] else 'NS'},") + self.emit(f" {64 if pkt['sixty_four_bit'] else 32}-bit instruction") + + def trace_address(self, pkt: ETMv4Packet): + if self.sixty_four_bit: + self.emit( + f"Address - Instruction address 0x{pkt['address']:016x}, Instruction set Aarch64" + ) + else: + if pkt["instruction_set"]: + self.emit( + f"Address - Instruction address 0x{pkt['address']:016x}, Instruction set Aarch32 (Thumb)" + ) + else: + self.emit( + f"Address - Instruction address 0x{pkt['address']:016x}, Instruction set Aarch32 (ARM)" + ) + + def trace_atom(self, pkt: ETMv4Packet): + self.emit(f"ATOM - {'E' if pkt['atom_type'] == ATOM_TYPE_E else 'N'}") + + def trace_q(self, pkt: ETMv4Packet): + if pkt["cycle"]: + self.emit(f"Q - {pkt['cycle']} of instructions") + else: + self.emit("Q - UNKNOWN of instructions") + + etm2human_decoder = { + ETMv4PacketType.TRACE_INFO: trace_info, + ETMv4PacketType.TRACE_ON: trace_on, + ETMv4PacketType.TRACE_OFF: trace_off, + ETMv4PacketType.DISCARD: trace_discard, + ETMv4PacketType.OVERFLOW: trace_overflow, + ETMv4PacketType.TIMESTAMP: trace_ts, + ETMv4PacketType.EXCEPTION: trace_exception, + ETMv4PacketType.EXCEPTION_RETURN: trace_exception_return, + ETMv4PacketType.CYCLE_COUNT: trace_cc, + ETMv4PacketType.COMMIT: trace_commit, + ETMv4PacketType.CANCEL: trace_cancel, + ETMv4PacketType.MISPREDICT: trace_mispredict, + ETMv4PacketType.COND_INST: trace_cond_inst, + ETMv4PacketType.COND_FLUSH: trace_cond_flush, + ETMv4PacketType.COND_RESULT: trace_cond_result, + ETMv4PacketType.CONTEXT: trace_context, + ETMv4PacketType.ADDRESS: trace_address, + ETMv4PacketType.ATOM: trace_atom, + ETMv4PacketType.Q: trace_q, + } + + def decode_trace(self, pkt: ETMv4Packet): + self.etm2human_decoder[pkt.type](self, pkt) + + +def parse_args(): + parser = argparse.ArgumentParser() + + parser.add_argument( + "-i", "--input", required=True, type=str, help="Give the trace file" + ) + parser.add_argument( + "-u", + "--unaligned", + action="store_true", + help="Trace is unaligned and needs to be aligned by frame synchronization packet", + ) + parser.add_argument( + "-d", + "--debug", + type=str, + choices=["debug", "info", "warning", "error", "critical"], + default="warning", + help="Set the debug level", + ) + + return parser.parse_args() + + +def main(): + args = parse_args() + logger = logging.getLogger() + logger.setLevel(args.debug.upper()) + + etm2human = ETM2Human() + etm_decoder = ETMv4Decoder() + stream = ETBStream(etm_decoder, args.input, etm2human.decode_trace) + decode_etb(stream, args.unaligned) + + +if __name__ == "__main__": + main() diff --git a/tools/pynuttx/etm2trace.py b/tools/pynuttx/etm2trace.py new file mode 100755 index 0000000000000000000000000000000000000000..34ed3bee00adbadab021303c7b88bd57dfde83db --- /dev/null +++ b/tools/pynuttx/etm2trace.py @@ -0,0 +1,294 @@ +#!/usr/bin/env python3 +############################################################################ +# tools/pynuttx/etm2trace.py +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +import argparse +import logging + +from nxelf.elf import AngrElf +from nxtrace.etmv4_decoder import ( + ATOM_TYPE_E, + ATOM_TYPE_N, + ETBStream, + ETMv4Decoder, + ETMv4Packet, + ETMv4PacketType, + decode_etb, +) +from nxtrace.perfetto_trace import PerfettoTrace + +log = logging.getLogger(__name__) + + +class ETMTimestamp: + def __init__(self, freq: int = 1000000000): + self.freq = freq + self.ts = 0 + + def cycle2ts(self, cycle: int): + return int(cycle * 1000000000 / self.freq) + + def update(self, cycle: int = None, ts: int = None): + if cycle: + self.ts += self.cycle2ts(cycle) + elif ts: + self.ts = ts + else: + log.debug("Cycle or ts not provided! timestamp will not be updated") + return + + log.debug(f"timestamp - {self.ts} ns") + + def compensate(self, bb): + cycle = len(bb.block.capstone.insns) if bb.block else 0 + self.ts += self.cycle2ts(cycle) + log.debug(f"Compensate - {self.ts} ns") + + def __str__(self): + return str(self.ts) + + +class BasicBlock: + def __init__(self, elf, addr: int, timestamp: ETMTimestamp): + try: + self.elf = elf + self.addr = addr + self.timestamp = timestamp + self.symbol = elf.addr2sym(self.addr) + self.func = elf.addr2func(self.addr) + self.block = self.func.get_block(self.addr) + except Exception as e: + log.error(f"BasicBlock error: {self.addr:#08x} {e}") + self.block = None + + def is_endpoint(self): + for retblock in self.func.endpoints: + if self.addr >= retblock.addr and self.addr < retblock.addr + retblock.size: + return True + return False + + def is_entrypoint(self): + return self.func.startpoint.addr == self.addr + + def todict(self): + return { + "addr": hex(self.addr), + "timestamp": self.timestamp.ts if self.timestamp else 0, + "symbol": self.symbol, + "block_addr": hex(self.block.addr) if self.block else 0, + "block_size": self.block.size if self.block else 0, + } + + +class TimeLine: + last_symbol = None + symbol_uuid = dict() + + def __init__(self, ptrace): + self.ptrace = ptrace + + def uuid(self, symbol): + uuid = self.symbol_uuid.get(symbol, 0) + if not uuid: + uuid = self.ptrace.next_uuid() + self.ptrace.add_thread( + uuid=uuid, parent_uuid=0, tid=uuid, pid=1, name=symbol + ) + self.symbol_uuid[symbol] = uuid + + return uuid + + def trace_event(self, event, bb: BasicBlock): + self.ptrace.trace_event( + uuid=self.uuid(bb.symbol), + ts=bb.timestamp.ts, + type=event, + name=bb.symbol, + args=bb.todict(), + ) + + def parse(self, now_bb: BasicBlock, last_bb: BasicBlock = None): + if last_bb and last_bb.symbol != now_bb.symbol: + self.trace_event(self.ptrace.SLICE_END, last_bb) + self.trace_event(self.ptrace.SLICE_BEGIN, now_bb) + + +class CallStack: + executing_func = dict() + + def __init__(self, ptrace): + self.ptrace = ptrace + self.tid = ptrace.next_uuid() + self.ptrace.add_thread( + uuid=self.tid, parent_uuid=0, tid=self.tid, pid=0, name="MainThread" + ) + + def trace_event(self, event, bb: BasicBlock): + self.ptrace.trace_event( + uuid=self.tid, + ts=bb.timestamp.ts, + type=event, + name=bb.symbol, + args=bb.todict(), + ) + + def parse(self, now_bb: BasicBlock, last_bb: BasicBlock = None): + # If the last executed basic block is a function return point, an end event is generated + if last_bb and last_bb.is_endpoint(): + self.trace_event(self.ptrace.SLICE_END, last_bb) + self.executing_func.pop(last_bb.symbol, None) + + if now_bb.is_entrypoint() or not self.executing_func.get(now_bb.symbol): + # If the current basic block is a function entry point, a begin event is generated + # Or if the basic block is not a function entry, but it is not in + # the list of executed functions, it means that we have lost the function entry event. + # We immediately add one here. + self.trace_event(self.ptrace.SLICE_BEGIN, now_bb) + self.executing_func[now_bb.symbol] = [now_bb] + + +class ETM2Trace: + index = 0 + thumb_mode = False + bb = None + + def __init__(self, elf, parser: list = [], freq: int = 1000000000): + self.elf = elf + self.timestamp = ETMTimestamp(freq) + self.parser = parser + + def trace_cycle(self, pkt: ETMv4Packet): + self.timestamp.update(cycle=getattr(pkt, "cycle", None)) + + def trace_timestamp(self, pkt: ETMv4Packet): + self.timestamp.update( + ts=getattr(pkt, "timestamp", None), cycle=getattr(pkt, "cycle", None) + ) + + def register_parser(self, parser): + self.parser.append(parser) + + def execute_address(self, addr: int): + bb = BasicBlock(self.elf, addr, timestamp=self.timestamp) + log.debug(f"--> ts: {self.timestamp.ts} address - {bb.symbol}({addr:#08x})") + + # If the timestamp of the current basic block is the same as the timestamp of the last basic block, + # it means that the timestamp of the current basic block is not accurate, so we need to compensate it. + if self.bb and bb.timestamp.ts == self.bb.timestamp.ts: + self.timestamp.compensate(bb) + + for parser in self.parser: + parser.parse(bb, self.bb) + + self.bb = bb + + def trace_address(self, pkt: ETMv4Packet): + addr = pkt["address"] + self.thumb_mode = pkt["instruction_set"] + self.execute_address(addr | (0x1 if self.thumb_mode else 0)) + + def trace_atom(self, pkt: ETMv4Packet): + if self.bb: + try: + if pkt["atom_type"] == ATOM_TYPE_E: + next_addr = self.elf.get_block_next_address(self.bb.block) + elif pkt["atom_type"] == ATOM_TYPE_N: + next_addr = self.bb.addr + self.bb.block.size + + if next_addr: + self.execute_address(next_addr | (0x1 if self.thumb_mode else 0)) + + except Exception as e: + log.error(f"trace_atom parse failed: {self.bb.addr:#08x} {e}") + + etm2trace_decoder = { + ETMv4PacketType.TIMESTAMP: trace_timestamp, + ETMv4PacketType.ADDRESS: trace_address, + ETMv4PacketType.CYCLE_COUNT: trace_cycle, + ETMv4PacketType.ATOM: trace_atom, + } + + def decode_trace(self, pkt: ETMv4Packet): + decoder = self.etm2trace_decoder.get(pkt.type) + if decoder: + decoder(self, pkt) + + +def parse_arguments(): + parser = argparse.ArgumentParser(description="ETM2Trace Command Line Arguments") + parser.add_argument("-e", "--elf", type=str, required=True, help="ELF file path") + parser.add_argument( + "-i", "--input", type=str, required=True, help="Input file path" + ) + parser.add_argument( + "-o", "--output", type=str, default="perfetto_trace.pb", help="Output file path" + ) + parser.add_argument( + "-d", + "--debug", + type=str, + choices=["debug", "info", "warning", "error", "critical"], + default="warning", + help="Set the debug level", + ) + parser.add_argument( + "-m", + "--mode", + type=str, + nargs="+", + choices=["timeline", "callstack"], + help="Mode of operation", + ) + parser.add_argument( + "-f", "--freq", type=int, default=1000000000, help="Frequency of the trace" + ) + + return parser.parse_args() + + +def main(): + args = parse_arguments() + + logger = logging.getLogger() + logger.setLevel(args.debug.upper()) + logger = logging.getLogger("angr") + logger.setLevel(logging.WARNING) + + ptrace = PerfettoTrace(args.output) + + elf = AngrElf(args.elf) + + etm2trace = ETM2Trace(elf, freq=args.freq) + if "timeline" in args.mode: + etm2trace.register_parser(TimeLine(ptrace)) + if "callstack" in args.mode: + etm2trace.register_parser(CallStack(ptrace)) + + etm_decoder = ETMv4Decoder() + stream = ETBStream(etm_decoder, args.input, etm2trace.decode_trace) + decode_etb(stream, False) + + ptrace.flush() + + +if __name__ == "__main__": + main() diff --git a/tools/gdb/gdbinit.py b/tools/pynuttx/gdbinit.py similarity index 78% rename from tools/gdb/gdbinit.py rename to tools/pynuttx/gdbinit.py index 6308e23db7ecfb027da50aefc7763444ec2be556..954ab513dd53ece72223289fce2d4eced5181244 100644 --- a/tools/gdb/gdbinit.py +++ b/tools/pynuttx/gdbinit.py @@ -1,5 +1,7 @@ ############################################################################ -# tools/gdb/gdbinit.py +# tools/pynuttx/gdbinit.py +# +# SPDX-License-Identifier: Apache-2.0 # # Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with @@ -27,9 +29,11 @@ if __name__ == "__main__": if here not in sys.path: sys.path.insert(0, here) - if "nuttxgdb" in sys.modules: - for key in list(sys.modules.keys()): - if key.startswith("nuttxgdb"): - del sys.modules[key] + modules = ("nxelf", "nxgdb", "nxreg", "nxstub", "nxtrace") + for key in list(sys.modules): + if key.startswith(modules): + del sys.modules[key] + + import nxgdb # noqa: F401 - import nuttxgdb # noqa: F401 + print("GDB Plugin Loaded Successfully") diff --git a/tools/pynuttx/nxelf/__init__.py b/tools/pynuttx/nxelf/__init__.py new file mode 100644 index 0000000000000000000000000000000000000000..1e74d50819321b8f8a90e75752d5864f2e7ad99f --- /dev/null +++ b/tools/pynuttx/nxelf/__init__.py @@ -0,0 +1,19 @@ +############################################################################ +# tools/pynuttx/nxelf/__init__.py +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ diff --git a/tools/pynuttx/nxelf/elf.py b/tools/pynuttx/nxelf/elf.py new file mode 100644 index 0000000000000000000000000000000000000000..d96d835511c31105b8589a4ef92e1cf6359dabf4 --- /dev/null +++ b/tools/pynuttx/nxelf/elf.py @@ -0,0 +1,628 @@ +#! /usr/bin/env python3 +############################################################################ +# tools/pynuttx/nxelf/elf.py +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + + +import hashlib +import importlib +import logging +import os +import pickle +import sys +import time +from enum import IntEnum +from typing import Tuple + +from .macros import Macro + +try: + import cxxfilt + import lief + from construct import ( + Array, + Construct, + Float16l, + Float32l, + Float64l, + Int8sl, + Int8ul, + Int16sl, + Int16ul, + Int32sb, + Int32sl, + Int32ub, + Int32ul, + Int64sb, + Int64sl, + Int64ub, + Int64ul, + Struct, + ) + from elftools.elf.elffile import ELFFile + from elftools.elf.sections import SymbolTableSection +except ModuleNotFoundError as e: + print(f"Error:{e}.\nPlease execute the following command to install dependencies:") + print("pip install construct pyelftools cxxfilt lief ") + +log = logging.getLogger(__name__) + + +class TypeConflictError(Exception): + """ + Symbols have different definitions + """ + + pass + + +class Types: + def __init__(self, tag): + self.types = {} + self.tag = tag + self.result = dict() + + def set_type(self, die): + if "DW_AT_name" not in die.attributes: + return + + name = die.attributes["DW_AT_name"].value.decode("utf-8") + if name not in self.types: + self.types[name] = set() + + self.types[name].add(die) + + def get_types(self, type_name): + if type_name in self.types: + sets = self.types[type_name] + return sets + else: + return None + + def set_result(self, type_name, result): + if len(result) != 1: + raise TypeConflictError( + f"Multiple different definitions or values ​​exist for a symbol: {type_name} {result}" + ) + + result = result.pop() + if type_name in self.types: + self.result[type_name] = result + return result + + def get_result(self, type_name): + if type_name in self.result: + return self.result[type_name] + return None + + +class ELFParser: + """ + ELF file parser class for extracting the following information from ELF files: + - Symbol addresses + - Structure definitions + - Enumeration type definitions + - Enumeration values + + Main functionality: + 1. Get structure definitions + elf_parser = ELFParser("nuttx") + struct = elf_parser.get_type("file_operations") # Returns construct.Struct object + print(struct._subcons) + + # result: + Container: + open = > + close = > + read = > + write = > + seek = > + ioctl = > + mmap = > + truncate = > + poll = > + unlink = > + + 2. Get symbol addresses + addr = elf_parser.symbol_addr("_SeggerRTT") # Returns symbol address + + 3. Get enumeration type definitions + enum = elf_parser.get_type("tstate_e") # Returns construct.IntEnum object + + 4. Get enumeration values + value = elf_parser.enum_value("TSTATE_TASK_RUNNING") # Returns integer value + + """ + + def __init__(self, elf_path): + self.elf = ELFFile(open(elf_path, "rb")) + self.types = dict() + self.info = dict() + self.symbol = dict() + self.dwarf = self.elf.get_dwarf_info() + + t = time.time() + print("Parsing ELF file...") + self.parse_header() + self.parse_types() + self.macro = Macro(elf_path) + print(f"ELF file parsed in {time.time() - t:.1f} seconds") + + def parse_header(self): + header = self.elf.header + self.info["bitwides"] = ( + 32 if header["e_ident"]["EI_CLASS"] == "ELFCLASS32" else 64 + ) + self.info["byteorder"] = ( + "little" if header["e_ident"]["EI_DATA"] == "ELFDATA2LSB" else "big" + ) + self.info["arch"] = header["e_machine"] + self.info["size_t"] = "uint%d" % self.info["bitwides"] + + def parse_symbol(self): + tables = [ + s + for _, s in enumerate(self.elf.iter_sections()) + if isinstance(s, SymbolTableSection) + and s.name == ".symtab" + and s["sh_entsize"] + ] + + for section in tables: + for nsym, symbol in enumerate(section.iter_symbols()): + try: + name = cxxfilt.demangle(symbol.name) + except Exception: + name = symbol.name + self.symbol[name] = symbol["st_value"] + + def symbol_addr(self, name): + if len(self.symbol.keys()) == 0: + self.parse_symbol() + + if name not in self.symbol: + return None + + return self.symbol[name] + + def parse_types(self): + for CU in self.elf.get_dwarf_info().iter_CUs(): + # Iterate all DIEs in CU and save them by tag + for DIE in CU.iter_DIEs(): + # If the type is already in the dictionary, add the die to the set + if DIE.tag in self.types.keys(): + self.types[DIE.tag].set_type(DIE) + else: + self.types[DIE.tag] = Types(DIE.tag) + self.types[DIE.tag].set_type(DIE) + + def parse_array(self, die): + nums = 0 + for child in die.iter_children(): + nums = child.attributes["DW_AT_upper_bound"].value + + type_die = self.dwarf.get_DIE_from_refaddr( + die.attributes["DW_AT_type"].value + die.cu.cu_offset + ) + + item_type = self.parse_die(type_die) + array = Array(nums, item_type) + return array + + def parse_die(self, die): + if die.tag == "DW_TAG_structure_type": + if "DW_AT_name" not in die.attributes: + return None + ret = self.struct(die.attributes["DW_AT_name"].value.decode("utf-8")) + return ret + elif die.tag == "DW_TAG_enumeration_type": + if "DW_AT_name" not in die.attributes: + return None + return self.enum(die.attributes["DW_AT_name"].value.decode("utf-8")) + elif die.tag == "DW_TAG_base_type": + if "DW_AT_name" not in die.attributes: + return None + return self.base_type(die.attributes["DW_AT_name"].value.decode("utf-8")) + elif die.tag == "DW_TAG_typedef": + if "DW_AT_name" not in die.attributes: + return None + return self.typedef(die.attributes["DW_AT_name"].value.decode("utf-8")) + elif die.tag == "DW_TAG_pointer_type": + if self.info["bitwides"] == 32: + return Int32ul + elif self.info["bitwides"] == 64: + return Int64ul + else: + raise ValueError("Unsupported ELF class") + elif die.tag == "DW_TAG_array_type": + return self.parse_array(die) + else: + raise ValueError(f"Unsupported type: {die.tag}") + + def get_type(self, type_name): + if len(self.types.keys()) == 0: + self.parse_types() + + for key, value in self.types.items(): + if type_name in value.types.keys(): + if key == "DW_TAG_structure_type": + return self.struct(type_name) + elif key == "DW_TAG_enumeration_type": + return self.enum(type_name) + elif key == "DW_TAG_base_type": + return self.base_type(type_name) + elif key == "DW_TAG_typedef": + return self.typedef(type_name) + elif key == "DW_TAG_enumerator": + return self.enum_value(type_name) + else: + raise ValueError(f"Unsupported type: {key} {type_name}") + + return None + + def base_type(self, name): + base_types = self.types["DW_TAG_base_type"] + types = base_types.get_types(name) + if types is None: + return None + + for die in types: + name = die.attributes["DW_AT_name"].value.decode("utf-8") + size = die.attributes["DW_AT_byte_size"].value + + unsigned_map = { + 1: Int8ul, + 2: Int16ul, + 4: Int32ul, + 8: Int64ul, + } + signed_map = { + 1: Int8sl, + 2: Int16sl, + 4: Int32sl, + 8: Int64sl, + } + double_map = { + 2: Float16l, + 4: Float32l, + 8: Float64l, + } + if "unsigned" in name: + return unsigned_map.get(size, None) + elif "double" in name or "float" in name: + return double_map.get(size, None) + elif "_Bool" in name: + return Int8ul + elif "char" in name or "short" in name or "int" in name: + return signed_map.get(size, None) + + raise ValueError(f"Unsupported base type: {name}") + + def typedef(self, name): + typedefs = self.types["DW_TAG_typedef"] + types = typedefs.get_types(name) + if types is None: + return None + + for die in types: + name = die.attributes["DW_AT_name"].value.decode("utf-8") + type_attr = die.attributes["DW_AT_type"] + die = self.dwarf.get_DIE_from_refaddr(type_attr.value + die.cu.cu_offset) + return self.parse_die(die) + + def struct(self, type_name): + structs = self.types["DW_TAG_structure_type"] + types = structs.get_types(type_name) + + if types is None: + return None + + # If the type is a list, it means we have already obtained the enum value + ret = structs.get_result(type_name) + if ret is not None: + return ret + + rets = set() + for dies in types: + members = dict() + for die in dies.iter_children(): + member_name = die.attributes["DW_AT_name"].value.decode("utf-8") + member_type = die.attributes["DW_AT_type"].value + type_die = self.dwarf.get_DIE_from_refaddr( + member_type + die.cu.cu_offset + ) + member_type = self.parse_die(type_die) + members[member_name] = member_type + + struct = Struct(**members) + if not rets or all(ret.sizeof() != struct.sizeof() for ret in rets): + rets.add(struct) + + return structs.set_result(type_name, rets) + + def enum(self, type_name): + if len(self.types.keys()) == 0: + self.parse_types() + + enums = self.types["DW_TAG_enumeration_type"] + types = enums.get_types(type_name) + + if types is None: + return None + + # If the type is a list, it means we have already obtained the enum value + ret = enums.get_result(type_name) + if ret is not None: + return ret + + rets = set() + for dies in types: + enum = dict() + for die in dies.iter_children(): + name = die.attributes["DW_AT_name"].value.decode("utf-8") + value = die.attributes["DW_AT_const_value"].value + enum[name] = value + + ret = IntEnum(type_name, enum) + + # Remove duplicates + if not any( + all(item[key] == value for key, value in enum.items()) for item in rets + ): + rets.add(ret) + + return enums.set_result(type_name, rets) + + def enum_value(self, enum_name): + if len(self.types.keys()) == 0: + self.parse_types() + + enums = self.types["DW_TAG_enumerator"] + types = enums.get_types(enum_name) + + if types is None: + return None + + ret = enums.get_result(enum_name) + if ret is not None: + return ret + + rets = set() + for dies in types: + name = dies.attributes["DW_AT_name"].value.decode("utf-8") + if name == enum_name: + value = dies.attributes["DW_AT_const_value"].value + rets.add(value) + + return enums.set_result(enum_name, rets) + + +class LiefELF: + def __init__(self, filename): + self.elf = lief.parse(filename) + if not self.elf: + raise BaseException(f"Failed to parse ELF file: {filename}") + + self.symbols = {sym.name.split(".")[0]: sym for sym in self.elf.symbols} + self.endian = ( + "l" + if self.elf.abstract.header.endianness == lief.Header.ENDIANNESS.LITTLE + else "b" + ) + self.architecture = self.elf.abstract.header.architecture + self.bits = 64 if self.elf.abstract.header.is_64 else 32 + + def get_symbol(self, symbol): + return self.symbols.get(symbol) + + def read_symbol( + self, symbol, struct: Construct = None + ) -> Tuple[lief.Symbol, memoryview]: + sym = self.get_symbol(symbol) + if sym is None: + return None + + data = self.read_from(sym.value, sym.size) + if struct: + data = struct.parse(data) + return sym, data + + def read_from(self, addr, len=1) -> memoryview: + for section in self.elf.sections: + if section.type == lief.ELF.Section.TYPE.PROGBITS: + off = addr - section.virtual_address + if ( + section.virtual_address + <= addr + < section.virtual_address + section.size + and section.size - off >= len + ): + return section.content[off : off + len] + + for segment in self.elf.segments: + if segment.type == lief.ELF.Segment.TYPE.LOAD: + off = addr - segment.virtual_address + if ( + segment.virtual_address + <= addr + < segment.virtual_address + segment.virtual_size + and segment.virtual_size - off >= len + ): + return segment.content[off : off + len] + + return None + + def read_string(self, addr) -> str: + """Read const string from ELF file""" + output = b"" + while True: + c = self.read_from(addr, 1) + if c == b"\0": + break + + output += c.tobytes() + addr += 1 + + return output.decode("utf-8", errors="replace") + + def get_inttype(self) -> Construct: + return { + "32l": Int32sl, + "32b": Int32sb, + "64l": Int64sl, + "64b": Int64sb, + }.get(f"{self.bits}{self.endian}", Int32sl) + + def get_pointer_type(self) -> Construct: + return { + "32l": Int32ul, + "32b": Int32ub, + "64l": Int64ul, + "64b": Int64ub, + }.get(f"{self.bits}{self.endian}", Int32ul) + + def get_pointer_size(self): + return 8 if self.elf.abstract.header.is_64 else 4 + + +class AngrElf: + def __init__(self, elf: str): + try: + self.angr = importlib.import_module("angr") + self.capstone = importlib.import_module("capstone") + except Exception as e: + print( + f"Error:{e}.\nPlease execute the following command to install dependencies:" + ) + print("pip install angr capstone") + sys.exit(1) + + with open(elf, "rb") as f: + hash = hashlib.md5(f.read()).hexdigest() + + project_cache_path = f"{hash}.project" + cfg_cache_path = f"{hash}.cfg" + + self.project = self.load_save_cache( + project_cache_path, lambda: self.angr.Project(elf, auto_load_libs=False) + ) + self.cfg = self.load_save_cache( + cfg_cache_path, lambda: self.project.analyses.CFGFast() + ) + + for func in self.cfg.kb.functions.values(): + func._project = self.project + + def load_save_cache(self, file_path, func): + cache_path = f"{file_path}.pkl" + if os.path.exists(cache_path): + with open(cache_path, "rb") as f: + print(f"load cache {cache_path}") + return pickle.load(f) + else: + print(f"not found cache {cache_path}") + obj = func() + with open(cache_path, "wb") as f: + print(f"create cache {cache_path}") + pickle.dump(obj, f) + return obj + + def sym2addr(self, sym: str): + sym = self.cfg.kb.functions.floor_func(sym) + if sym: + return sym.addr + else: + return None + + def addr2sym(self, addr: int): + sym = self.cfg.kb.functions.floor_func(addr) + if sym: + return sym.name + else: + return f"0x{addr:08x}" + + def addr2func(self, addr: int): + addr = addr + sym = self.cfg.kb.functions.floor_func(addr) + if sym: + return self.cfg.kb.functions[sym.addr] + else: + return None + + def sym2func(self, sym: str): + addr = self.sym2addr(sym) + if addr: + return self.cfg.kb.functions[addr] + else: + return None + + def addr2block(self, addr: int): + addr = addr + sym = self.cfg.kb.functions.floor_func(addr) + if sym: + func = self.cfg.kb.functions[sym.addr] + for block in func._addr_to_block_node.values(): + if addr >= block.addr and addr < block.addr + block.size: + return block + else: + return None + + def print_block(self, block): + print(f"basic block: {hex(block.addr)}, size: {block.size}") + for insn in block.capstone.insns: + print(f" {hex(insn.address)}: {insn.mnemonic} {insn.op_str}") + if insn.group(self.capstone.CS_GRP_CALL): + print(f" call {hex(insn.operands[0].imm)}") + elif insn.group(self.capstone.CS_GRP_RET): + print(f" return {hex(insn.operands[0].imm)}") + elif insn.group(self.capstone.CS_GRP_INT): + print(f" interrupt {hex(insn.operands[0].imm)}") + elif insn.group(self.capstone.CS_GRP_BRANCH_RELATIVE): + target_addr = insn.operands[0].imm + target_function = self.cfg.kb.functions.floor_func(target_addr) + print( + f" conditional jump {hex(target_addr)} (target function: {target_function.name})" + ) + elif insn.group(self.capstone.CS_GRP_JUMP): + sub_function = self.cfg.kb.functions.floor_func(insn.operands[0].imm) + print( + f" unconditional jump {hex(insn.operands[0].imm)} (target function: {sub_function.name})" + ) + sys.stdout.flush() + + def print_function(self, function): + print(f"function: {function.name} {function.addr} {function.size}") + for block in function.blocks: + self.print_block(block) + + def get_block_next_address(self, block): + for insn in block.capstone.insns: + if insn.group(self.capstone.CS_GRP_BRANCH_RELATIVE): + try: + addr = insn.operands[0].imm + func = self.addr2func(addr) + if func: + next_block = func.get_block(addr) + return next_block.addr + except Exception as e: + log.error( + f"get_block_next_address failed: addr: {block.addr:#08x} {e}" + ) + return None + return None diff --git a/tools/gdb/nuttxgdb/macros.py b/tools/pynuttx/nxelf/macros.py similarity index 58% rename from tools/gdb/nuttxgdb/macros.py rename to tools/pynuttx/nxelf/macros.py index 23a327fd010bc6ab0a92f7c1a55ac64102de9b41..1726b6430dfd8f5668b7f0403673a11ead3e57a5 100644 --- a/tools/gdb/nuttxgdb/macros.py +++ b/tools/pynuttx/nxelf/macros.py @@ -1,5 +1,7 @@ ############################################################################ -# tools/gdb/nuttxgdb/macros.py +# tools/pynuttx/nxelf/macros.py +# +# SPDX-License-Identifier: Apache-2.0 # # Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with @@ -26,77 +28,78 @@ # then parse and evaluate it by ourselves. # # There might be two ways to achieve this, one is to leverage the C preprocessor -# to directly preprocess all the macros instereted into python constants +# to directly preprocess all the macros interpreted into python constants # gcc -E -x c -P -I/path/to/nuttx/include # # While the other way is to leverage the dwarf info stored in the ELF file, # with -g3 switch, we have a `.debug_macro` section containing all the information # about the macros. # -# Currently, we using the second method. +# Currently, we are using the second method. import hashlib import json import os import re +import tempfile import time from os import path PUNCTUATORS = [ - "\[", - "\]", - "\(", - "\)", - "\{", - "\}", - "\?", - ";", - ",", - "~", - "\.\.\.", - "\.", - "\-\>", - "\-\-", - "\-\=", - "\-", - "\+\+", - "\+\=", - "\+", - "\*\=", - "\*", - "\!\=", - "\!", - "\&\&", - "\&\=", - "\&", - "\/\=", - "\/", - "\%\>", - "%:%:", - "%:", - "%=", - "%", - "\^\=", - "\^", - "\#\#", - "\#", - "\:\>", - "\:", - "\|\|", - "\|\=", - "\|", - "<<=", - "<<", - "<=", - "<:", - "<%", - "<", - ">>=", - ">>", - ">=", - ">", - "\=\=", - "\=", + r"\[", + r"\]", + r"\(", + r"\)", + r"\{", + r"\}", + r"\?", + r";", + r",", + r"~", + r"\.\.\.", + r"\.", + r"\-\>", + r"\-\-", + r"\-\=", + r"\-", + r"\+\+", + r"\+\=", + r"\+", + r"\*\=", + r"\*", + r"\!\=", + r"\!", + r"\&\&", + r"\&\=", + r"\&", + r"\/\=", + r"\/", + r"\%\>", + r"%:%:", + r"%:", + r"%=", + r"%", + r"\^\=", + r"\^", + r"\#\#", + r"\#", + r"\:\>", + r"\:", + r"\|\|", + r"\|\=", + r"\|", + r"<<=", + r"<<", + r"<=", + r"<:", + r"<%", + r"<", + r">>=", + r">>", + r">=", + r">", + r"\=\=", + r"\=", ] @@ -132,8 +135,8 @@ def fetch_macro_info(file): hash = hashlib.md5(f.read()).hexdigest() macros = {} - p = re.compile(".*macro[ ]*:[ ]*([\S]+\(.*?\)|[\w]+)[ ]*(.*)") - cache = path.join(path.dirname(path.abspath(file)), f"{hash}.json") + p = re.compile(r".*macro[ ]*:[ ]*([\S]+\(.*?\)|[\w]+)[ ]*(.*)") + cache = path.join(tempfile.gettempdir(), f"{hash}.json") print(f"Load macro: {cache}") if not path.isfile(cache): t = time.time() @@ -160,7 +163,12 @@ def fetch_macro_info(file): print(f"Cache macro info to {cache}") else: with open(cache, "r") as f2: - macros = json.load(f2) + try: + macros = json.load(f2) + except json.decoder.JSONDecodeError: + print(f"Warning: Failed to load {cache}, reprocessing...") + os.remove(cache) + return fetch_macro_info(file) return macros @@ -191,9 +199,9 @@ def do_expand(expr, macro_map): # NOTE: Implement a fully functional parser which can -# preprocessing all the C marcos according to ISO 9899 standard +# preprocess all the C marcos according to ISO 9899 standard # may be an overkill, what we really care about are those -# macros that can be evaluted to an constant value. +# macros that can be evaluated to an constant value. # # #define A (B + C + D) # #define B 1 @@ -209,7 +217,7 @@ def do_expand(expr, macro_map): # use case for it in our GDB plugin. # # However, you can switch to the correct stack frame that has this macro defined -# and let GDB expand and evaluate it for you if you really want to evalue some very +# and let GDB expand and evaluate it for you if you really want to evaluate some very # complex macros. @@ -219,3 +227,68 @@ def try_expand(expr, macro): res += do_expand(expr, macro) return "".join(res) + + +class Macro: + """ + This is a singleton class which only initializes once to + cache a context of macro definition which can be queried later + TODO: we only deal with single ELF at the moment for simplicity + If you load more object files while debugging, only the first one gets loaded + will be used to retrieve macro information + + Usage: + macro = Macro("nuttx/nuttx") + print(macro.CONFIG_MM_BACKTRACE) + if macro.CONFIG_MM_BACKTRACE: + print("mm backtrace is enabled") + else: + print("mm backtrace is disabled") + """ + + def __new__(cls, *args, **kwargs): + if not hasattr(cls, "instance"): + cls.instance = super(Macro, cls).__new__(cls) + return cls.instance + + def __init__(self, filename): + self._macro_map = {} + self._file = filename + self._macro_map = fetch_macro_info(filename) + + def is_defined(self, macro_name): + """ + Check if a macro is defined + """ + return macro_name in self._macro_map + + def get_value(self, macro_name, default=None): + """ + Get the value of a macro, return default if macro is not defined + """ + if not self.is_defined(macro_name): + return default + + value = self._macro_map[macro_name] + # Try to convert to numeric type + try: + # Handle hexadecimal + if isinstance(value, str) and value.startswith("0x"): + return int(value, 16) + # Handle integer + return int(value) + except (ValueError, TypeError): + # Return original value if conversion fails + return value + + def __getattr__(self, name): + """ + Allow using dot notation to access macros + """ + return self.get_value(name) + + def __call__(self, macro_name): + """ + Allow using function call syntax to get macro + """ + return self.get_value(macro_name) diff --git a/tools/gdb/nuttxgdb/__init__.py b/tools/pynuttx/nxgdb/__init__.py similarity index 93% rename from tools/gdb/nuttxgdb/__init__.py rename to tools/pynuttx/nxgdb/__init__.py index 22ec83003171f504fdc9248c35fcdb98464f136f..c297288e97271eff320a1ca22bcdd4560e640136 100644 --- a/tools/gdb/nuttxgdb/__init__.py +++ b/tools/pynuttx/nxgdb/__init__.py @@ -1,5 +1,7 @@ ############################################################################ -# tools/gdb/nuttxgdb/__init__.py +# tools/pynuttx/nxgdb/__init__.py +# +# SPDX-License-Identifier: Apache-2.0 # # Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with @@ -19,6 +21,7 @@ ############################################################################ import importlib +import traceback from os import path import gdb @@ -26,7 +29,7 @@ import gdb if __name__ == "__main__": import sys - gdb.write("Use nuttx/tools/gdb/gdbinit.py instead") + gdb.write("Use nuttx/tools/pynuttx/gdbinit.py instead") sys.exit(1) here = path.dirname(path.abspath(__file__)) @@ -51,6 +54,7 @@ def register_commands(event): module = importlib.import_module(f"{__package__}.{m}") except Exception as e: gdb.write(f"\x1b[31;1mIgnore module: {m}, error: {e}\n\x1b[m") + traceback.print_exc() return for c in module.__dict__.values(): @@ -67,7 +71,6 @@ def register_commands(event): # Register prefix commands firstly init_gdb_commands("prefix") modules.remove("prefix") - modules.remove("__init__") # Register all other modules for m in modules: diff --git a/tools/pynuttx/nxgdb/circbuf.py b/tools/pynuttx/nxgdb/circbuf.py new file mode 100644 index 0000000000000000000000000000000000000000..258be09349dcb8b151cd0799195642607f5e7a0e --- /dev/null +++ b/tools/pynuttx/nxgdb/circbuf.py @@ -0,0 +1,196 @@ +############################################################################ +# tools/pynuttx/nxgdb/circbuf.py +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +import argparse +from typing import Generator, Union + +import gdb + +from . import utils +from .protocols import circbuf as p + + +class CircBuf(utils.Value, p.CircBuf): + def __init__( + self, obj: Union[gdb.Value, utils.Value], datatype: gdb.Type = None + ) -> None: + circbuf_s = utils.lookup_type("struct circbuf_s") + if obj.type.code == gdb.TYPE_CODE_INT: + obj = obj.cast(circbuf_s.pointer()) + + if obj.type.code == gdb.TYPE_CODE_PTR: + obj.cast(circbuf_s.pointer()) + obj = obj.dereference() + + super().__init__(obj) + + # datatype must not be a pointer, because we are going to construct value from memory + if not datatype: + datatype = utils.lookup_type("char") + + if isinstance(datatype, str): + datatype = utils.lookup_type(datatype) + + if datatype.code == gdb.TYPE_CODE_PTR: + datatype = datatype.target() + + self.datatype = datatype + + def __str__(self) -> str: + return ( + f"(struct circbuf_s *){hex(self.address)} base: {self.base} " + f"size: {self.size} head: {self.head} tail: {self.tail}" + ) + + @property + def size(self) -> int: + return int(self["size"]) + + @property + def used(self) -> int: + return int(self["head"]) - int(self["tail"]) + + @property + def space(self) -> int: + return self.size - self.used + + @property + def is_inited(self) -> bool: + return bool(self["base"]) + + @property + def is_empty(self) -> bool: + return self.used == 0 + + @property + def is_full(self) -> bool: + return not self.space + + def _peekat(self, pos, len) -> memoryview: + if len > self.size: + return None + + pos = pos % self.size + total = len + if pos + len > self.size: + len = self.size - pos + + memory = gdb.selected_inferior().read_memory(self.base + pos, len) + if len < total: + memory += gdb.selected_inferior().read_memory(self.base, total - len) + return memory + + @property + def history(self) -> Generator[utils.Value, None, None]: + """Iterate over the history data in the circbuf_s, from oldest to newest""" + if not self.base or not self.size: + # Uninitialized buffer + return [] + + head = int(self.head) + size = int(self.size) + sizeof = self.datatype.sizeof + + if head < size: + # The buffer is never wrapped, read from the beginning + offset = 0 + end = head + else: + # The buffer is wrapped, read from the head + offset = head % size + end = offset + size + + while offset < end: + memory = self._peekat(offset, sizeof) + value = gdb.Value(memory, self.datatype) + yield value + offset += sizeof + + @property + def unread(self) -> Generator[utils.Value, None, None]: + """Return all unread data in circle buffer""" + if not self.base or not self.size: + return [] + + # Read from tail towards head for all data. + tail = int(self.tail) + head = int(self.head) + sizeof = self.datatype.sizeof + offset = tail + while offset < head: + memory = self._peekat(offset, sizeof) + yield gdb.Value(memory, self.datatype) + offset += sizeof + + +class CircBufInfo(gdb.Command): + """Print circbuf_s information""" + + def __init__(self): + super().__init__("circbuf", gdb.COMMAND_USER) + + @utils.dont_repeat_decorator + def invoke(self, arg: str, from_tty: bool) -> None: + parser = argparse.ArgumentParser(description="Dump circle buffer information") + parser.add_argument( + "--type", + type=str, + help="The data type the circbuf_s contains", + default=None, + ) + parser.add_argument( + "--history", + action="store_true", + help="Dump the history data in the circbuf_s", + ) + parser.add_argument( + "--unread", + action="store_true", + help="Dump the unread data in the circbuf_s", + ) + parser.add_argument( + "address", + type=str, + help="The address of the circubuf_s", + ) + + try: + args = parser.parse_args(gdb.string_to_argv(arg)) + except SystemExit: + gdb.write("Invalid arguments\n") + return + + entry = utils.parse_and_eval(args.address) + circbuf = CircBuf(entry, datatype=args.type) + + print(circbuf) # Dump buffer basic information + + if args.history: + dumpdata = circbuf.history + elif args.unread: + dumpdata = circbuf.unread + else: + dumpdata = [] + + print(f"Dumping data with type {args.type}") + for i, data in enumerate(dumpdata): + print(f"{i}: {data.format_string(styling=True)}") diff --git a/tools/pynuttx/nxgdb/critmon.py b/tools/pynuttx/nxgdb/critmon.py new file mode 100644 index 0000000000000000000000000000000000000000..852b682eeb8427c278f7e06bd45d10dda58385ca --- /dev/null +++ b/tools/pynuttx/nxgdb/critmon.py @@ -0,0 +1,161 @@ +############################################################################ +# tools/pynuttx/nxgdb/critmon.py +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +from dataclasses import dataclass +from typing import Optional + +import gdb + +from . import utils + + +@dataclass +class CriticalData: + """Data class to hold critical data information""" + + pid: Optional[int] = None + name: Optional[str] = None + premp_max: Optional[int] = None + premp_max_caller: Optional[int] = None + crit_max: Optional[int] = None + crit_max_caller: Optional[int] = None + busywait_start: Optional[int] = None + busywait_caller: Optional[int] = None + busywait_max: Optional[int] = None + busywait_max_caller: Optional[int] = None + busywait_total: Optional[int] = None + run_max: Optional[int] = None + run_time: Optional[int] = None + + def __str__(self): + """Format the information for output""" + + def fmt(field, hex: bool = False): + val = getattr(self, field) + if val is None: + return "-" + if hex and isinstance(val, int): + return hex(val) + return str(val) + + formatter = ( + "{:<3} {:<18} " + "{:<10} {:<9} " + "{:<11} {:<9} " + "{:<13} {:<6} " + "{:<11} {:<9} " + "{:<11} " + "{:<12} {}" + ) + + return formatter.format( + fmt("pid"), + fmt("name"), + fmt("premp_max"), + fmt("premp_max_caller", hex=True), + fmt("crit_max"), + fmt("crit_max_caller", hex=True), + fmt("busywait_start"), + fmt("busywait_caller", hex=True), + fmt("busywait_max"), + fmt("busywait_max_caller", hex=True), + fmt("busywait_total"), + fmt("run_max"), + fmt("run_time"), + ) + + +class Critmon(gdb.Command): + """Dump critical resource busy-wait time""" + + def __init__(self): + if not utils.get_symbol_value("CONFIG_SYSTEM_CRITMONITOR"): + print("Critmon is not enabled in the current configuration") + return + super().__init__("critmon", gdb.COMMAND_USER) + + def process_task_critical_data(self, tcb): + """Generate information for a single task's critical section""" + try: + data = CriticalData() + for name in utils.get_fieldnames("struct tcb_s"): + if hasattr(CriticalData, name): + value = getattr(tcb, name) + if name == "name": + value = value.cast(gdb.lookup_type("char").pointer()).string() + setattr(data, name, value) + return data + except Exception as e: + print(f"Error processing task critical section information: {str(e)}") + return None + + def process_global_critical_data(self): + """Generate information for global critical sections""" + try: + output = [] + for cpu, data in enumerate( + [CriticalData() for _ in range(utils.get_ncpus())] + ): + setattr(data, "name", f"CPU{cpu}") + for key in ("premp_max", "crit_max", "busywait_max", "busywait_total"): + value = utils.gdb_eval_or_none(f"g_{key}") + if not value: + continue + setattr(data, key, int(value[cpu])) + output.append(data) + return output + except Exception as e: + print(f"Error processing global critical section information: {str(e)}") + return [] + + @utils.dont_repeat_decorator + def invoke(self, args, from_tty): + # header for critical section output + print( + "PID NAME " + "Preemption MaxCaller " + "CritSection MaxCaller " + "BusywaitStart Caller " + "BusywaitMax MaxCaller " + "BusywaitAll " + "ThreadRunMax ThreadRunAll" + ) + + try: + # process global critical data + for data in self.process_global_critical_data(): + print(data) + + # process task critical data + for tcb in utils.get_tcbs(): + if not (data := self.process_task_critical_data(tcb)): + continue + print(data) + except Exception as e: + print(f"Error invoking critmon command: {str(e)}") + + def diagnose(self, *args, **kwargs): + return { + "title": "critmon report", + "summary": "critical resource busy-wait time dump", + "result": "info", + "command": "critmon", + "data": gdb.execute("critmon", to_string=True), + } diff --git a/tools/gdb/nuttxgdb/debug.py b/tools/pynuttx/nxgdb/debug.py similarity index 95% rename from tools/gdb/nuttxgdb/debug.py rename to tools/pynuttx/nxgdb/debug.py index 5303bd2a163882eb5f8734b3d8f87c8010dcda33..1514cbf0e301078bd7a93a7b0a344507ea4dc174 100644 --- a/tools/gdb/nuttxgdb/debug.py +++ b/tools/pynuttx/nxgdb/debug.py @@ -1,5 +1,7 @@ ############################################################################ -# tools/gdb/nuttxgdb/debug.py +# tools/pynuttx/nxgdb/debug.py +# +# SPDX-License-Identifier: Apache-2.0 # # Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with @@ -36,6 +38,7 @@ class DebugPy(gdb.Command): self.debugpy = debugpy super().__init__("debugpy", gdb.COMMAND_USER) + @utils.dont_repeat_decorator def invoke(self, args, from_tty): debugpy = self.debugpy if debugpy.is_client_connected(): diff --git a/tools/gdb/nuttxgdb/diagnose.py b/tools/pynuttx/nxgdb/diagnose.py similarity index 71% rename from tools/gdb/nuttxgdb/diagnose.py rename to tools/pynuttx/nxgdb/diagnose.py index e4c8ca0b9f5d046d58de87b15ee1b5c905654866..a5c598b6952794796c9dccbfd1da4895e01cae8c 100644 --- a/tools/gdb/nuttxgdb/diagnose.py +++ b/tools/pynuttx/nxgdb/diagnose.py @@ -1,5 +1,7 @@ ############################################################################ -# tools/gdb/nuttxgdb/diagnose.py +# tools/pynuttx/nxgdb/diagnose.py +# +# SPDX-License-Identifier: Apache-2.0 # # Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with @@ -19,6 +21,7 @@ ############################################################################ import argparse +from gc import get_referrers import gdb @@ -38,6 +41,7 @@ class DiagnoseReport(gdb.Command): def __init__(self): super().__init__("diagnose report", gdb.COMMAND_USER) + @utils.dont_repeat_decorator def invoke(self, args, from_tty): parser = argparse.ArgumentParser(description=self.__doc__) parser.add_argument( @@ -46,6 +50,15 @@ class DiagnoseReport(gdb.Command): type=str, help="report output file name", ) + parser.add_argument( + "-c", + "--command", + nargs="+", + help="only run specified commands (case-insensitive)", + ) + parser.add_argument( + "-l", "--list", action="store_true", help="list available commands" + ) try: args = parser.parse_args(gdb.string_to_argv(args)) @@ -60,19 +73,38 @@ class DiagnoseReport(gdb.Command): modules = utils.gather_modules() modules.remove("prefix") - modules.remove("__init__") commands = utils.gather_gdbcommands(modules=modules) + registered_command_types = { + obj.__class__.__name__.lower() + for cls in gdb.Command.__subclasses__() + for obj in get_referrers(cls) + if isinstance(obj, cls) and not isinstance(obj, type) + } + + only_set = set(name.lower() for name in args.command) if args.command else None + results = [] for clz in commands: if hasattr(clz, "diagnose"): command = clz() name = clz.__name__.lower() + if name not in registered_command_types: + continue + + if args.list: + gdb.write(f"{name}\n") + continue + + if only_set: + if name not in only_set: + continue + gdb.write(f"Run command: {name}\n") try: result = command.diagnose() - except gdb.error as e: + except Exception as e: result = { "title": f"Command {name} failed", "summary": "Command execution failed", @@ -86,6 +118,9 @@ class DiagnoseReport(gdb.Command): result.setdefault("command", name) results.append(result) + if args.list: + return + gdb.write(f"Write report to {reportfile}\n") with open(reportfile, "w") as f: f.write(utils.jsonify(results, indent=4)) diff --git a/tools/gdb/nuttxgdb/dmesg.py b/tools/pynuttx/nxgdb/dmesg.py similarity index 57% rename from tools/gdb/nuttxgdb/dmesg.py rename to tools/pynuttx/nxgdb/dmesg.py index 55da008ededa79ff2a3fa690c8995e5b1db24831..bd6100d2cce46e2e3866d7152eebdbf6382c8298 100644 --- a/tools/gdb/nuttxgdb/dmesg.py +++ b/tools/pynuttx/nxgdb/dmesg.py @@ -1,5 +1,7 @@ ############################################################################ -# tools/gdb/nuttxgdb/dmesg.py +# tools/pynuttx/nxgdb/dmesg.py +# +# SPDX-License-Identifier: Apache-2.0 # # Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with @@ -23,18 +25,17 @@ import gdb from . import utils CONFIG_RAMLOG_SYSLOG = utils.get_symbol_value("CONFIG_RAMLOG_SYSLOG") +CONFIG_SYSLOG_RPMSG = utils.get_symbol_value("CONFIG_SYSLOG_RPMSG") class Dmesg(gdb.Command): def __init__(self): - if CONFIG_RAMLOG_SYSLOG: + if CONFIG_RAMLOG_SYSLOG or CONFIG_SYSLOG_RPMSG: super().__init__("dmesg", gdb.COMMAND_USER) - def _get_buf(self): - sysdev = utils.gdb_eval_or_none("g_sysdev") - if not sysdev: - gdb.write("RAM log not available.\n") - return None + def _get_ramlog(self): + if not (sysdev := utils.gdb_eval_or_none("g_sysdev")): + return "RAM log not available" rl_header = sysdev["rl_header"] rl_bufsize = sysdev["rl_bufsize"] @@ -44,26 +45,45 @@ class Dmesg(gdb.Command): rl_buffer = int(rl_header["rl_buffer"].address) # rl_buffer is a char array inf = gdb.selected_inferior() - buf = bytes(inf.read_memory(offset + rl_buffer, tail)) + buf = bytes(inf.read_memory(offset + rl_buffer, tail) if tail else b"") buf = buf.lstrip(b"\0") # Remove leading NULLs - buf += bytes(inf.read_memory(rl_buffer, offset)) + buf += bytes(inf.read_memory(rl_buffer, offset) if offset else b"") buf = buf.replace( b"\0", "␀".encode("utf-8") ) # NULL is valid utf-8 but not printable return buf.decode("utf-8", errors="replace") + def _get_rpmsg_syslog(self): + if not (priv := utils.gdb_eval_or_none("g_syslog_rpmsg")): + return "RPMsg syslog not avaliable" + + inf = gdb.selected_inferior() + buffer = bytes(inf.read_memory(priv.buffer, priv.size) if priv.size else b"") + buf = buffer.replace(b"\0", "␀".encode("utf-8")) + return buf.decode("utf-8", errors="replace") + def diagnose(self, *args, **kwargs): - buf = self._get_buf() + ramlog = self._get_ramlog() + rpmsg_syslog = self._get_rpmsg_syslog() + return { - "title": "RAM log", + "title": "RAM log and RPMsg Syslog", "summary": ( - f"Buffer length:{len(buf)} bytes" if buf else "Buffer not available" + f"RAM log length: {len(ramlog)} bytes. RPMSG log length:{len(rpmsg_syslog)} bytes." ), "result": "info", "command": "dmesg", - "message": buf, + "message": f"RAM log:\n{ramlog}\n RPMSG syslog:{rpmsg_syslog}", } + @utils.dont_repeat_decorator def invoke(self, args, from_tty): - gdb.write(f"{self._get_buf()}\n") + ramlog = self._get_ramlog() + rpmsg_syslog = self._get_rpmsg_syslog() + + if CONFIG_RAMLOG_SYSLOG: + print(f"RAM log:{ramlog}\n---END of RAMLOG") + + if CONFIG_SYSLOG_RPMSG: + print(f"RPMSG syslog:{rpmsg_syslog}\n---END of RPMSG SYSLOG---") diff --git a/tools/pynuttx/nxgdb/elf.py b/tools/pynuttx/nxgdb/elf.py new file mode 100644 index 0000000000000000000000000000000000000000..e826d1ce96efe93ad47a1b8cd2b08d2cd61d0663 --- /dev/null +++ b/tools/pynuttx/nxgdb/elf.py @@ -0,0 +1,85 @@ +############################################################################ +# tools/pynuttx/nxgdb/elf.py +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +import argparse +import os + +import gdb + +try: + import lief +except ImportError: + print('Package missing, please do "pip install lief"') + +from .utils import dont_repeat_decorator, get_tcbs, has_field + +CONFIG_ARCH_USE_SEPARATED_SECTION = has_field("struct module_s", "sectalloc") + + +class ElfImport(gdb.Command): + def __init__(self): + if has_field("struct task_group_s", "tg_bininfo"): + super().__init__("elfimport", gdb.COMMAND_USER) + + @dont_repeat_decorator + def invoke(self, args, from_tty): + parser = argparse.ArgumentParser(description="import elf symbols to gdb") + parser.add_argument("elfpath", type=str, help="elf file path, etc: apps/bin") + try: + args = parser.parse_args(args.split()) + except SystemExit: + return None + + tcbs = get_tcbs() + if tcbs is None: + print("No TCBs found") + return + modules = [] + for tcb in tcbs: + if tcb.group != 0 and tcb.group.tg_bininfo != 0: + modules.append(tcb.group.tg_bininfo.mod) + + if not modules: + print("No modules in current environment") + return + + print(f"Found {len(modules)} modules in current environment") + + for mod in modules: + sections = {} + cmd = "" + if CONFIG_ARCH_USE_SEPARATED_SECTION: + for i in range(mod.nsect): + section = mod.sectalloc[i] + if section: + sections[i] = hex(section) + filename = os.path.join(args.elfpath, mod.modname.string()) + cmd = f"add-symbol-file {filename} " + elf = lief.parse(filename) + for i, section in sections.items(): + cmd += f"-s {elf.sections[i].name} {sections[i]} " + else: + filename = os.path.join(args.elfpath, mod.modname.string()) + cmd = f"add-symbol-file {filename} -s .text {hex(mod.textalloc)} -s .data {hex(mod.dataalloc)}" + + print(cmd) + gdb.execute(cmd) diff --git a/tools/gdb/nuttxgdb/fs.py b/tools/pynuttx/nxgdb/fs.py similarity index 45% rename from tools/gdb/nuttxgdb/fs.py rename to tools/pynuttx/nxgdb/fs.py index 80dacedb67096ed0ef20e3c8149969c333e69f86..f8edbd9c24b0addfe30078a2fcf1ca104f7f15a4 100644 --- a/tools/gdb/nuttxgdb/fs.py +++ b/tools/pynuttx/nxgdb/fs.py @@ -1,5 +1,7 @@ ############################################################################ -# tools/gdb/nuttxgdb/fs.py +# tools/pynuttx/nxgdb/fs.py +# +# SPDX-License-Identifier: Apache-2.0 # # Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with @@ -20,25 +22,34 @@ import argparse import enum -from typing import Generator, Tuple +from typing import Generator, Tuple, Union import gdb from . import utils -from .protocols.fs import File, Inode +from .lists import NxList +from .protocols import fs as p from .protocols.thread import Tcb -FSNODEFLAG_TYPE_MASK = utils.get_symbol_value("FSNODEFLAG_TYPE_MASK") +FSNODEFLAG_TYPE_MASK = 0x0000000F CONFIG_PSEUDOFS_FILE = utils.get_symbol_value("CONFIG_PSEUDOFS_FILE") CONFIG_PSEUDOFS_ATTRIBUTES = utils.get_symbol_value("CONFIG_PSEUDOFS_ATTRIBUTES") -CONFIG_FS_BACKTRACE = utils.get_symbol_value("CONFIG_FS_BACKTRACE") -CONFIG_NFILE_DESCRIPTORS_PER_BLOCK = int( - utils.get_symbol_value("CONFIG_NFILE_DESCRIPTORS_PER_BLOCK") -) +CONFIG_FS_BACKTRACE = utils.get_field_nitems("struct file", "f_backtrace") CONFIG_FS_SHMFS = utils.get_symbol_value("CONFIG_FS_SHMFS") +CONFIG_NFILE_DESCRIPTORS_PER_BLOCK = utils.get_field_nitems( + "struct filelist", "fl_prefiles" +) + +if CONFIG_NFILE_DESCRIPTORS_PER_BLOCK is None: + # For some branches, this field does not exist + CONFIG_NFILE_DESCRIPTORS_PER_BLOCK = ( + int(utils.gdb_eval_or_none("CONFIG_NFILE_DESCRIPTORS_PER_BLOCK")) or 8 + ) + CONFIG_NFILE_DESCRIPTORS_PER_BLOCK = int(CONFIG_NFILE_DESCRIPTORS_PER_BLOCK) + g_special_inodes = {} # Map of the special inodes including epoll, inotify, etc. @@ -70,55 +81,104 @@ class InodeType(enum.Enum): UNKNOWN = 12 -def get_inode_name(inode: Inode): - if not inode: - return "" - - def special_inode_name(inode): - global g_special_inodes - if not g_special_inodes: - g_special_inodes = {} - for special in ( - "perf", - "timerfd", - "signalfd", - "dir", - "inotify", - "epoll", - "eventfd", - "sock", - ): - value = utils.gdb_eval_or_none(f"g_{special}_inode") - if value: - g_special_inodes[special] = value.address +class Inode(utils.Value, p.Inode): + def __init__(self, obj: Union[gdb.Value, utils.Value]): + super().__init__(obj) - for name, value in g_special_inodes.items(): - if value == inode: - return name + def __str__(self) -> str: + name = get_inode_name(self) + type = inode_gettype(self) + return f"{name}{'/' if type == InodeType.PSEUDODIR else ''}{int(self): #x} {type.name}" - return None + def __repr__(self) -> str: + return self.__str__() - if name := special_inode_name(inode): - return name + def details(self) -> str: + details = ( + f"ino: {self.i_ino}, crefs: {self.i_crefs}" + f", flags: {self.i_flags}, private: {self.i_private}" + ) - ptr = inode.i_name.cast(gdb.lookup_type("char").pointer()) - return ptr.string() + if CONFIG_PSEUDOFS_FILE: + details += f", i_size: {self.i_size}" + if CONFIG_PSEUDOFS_ATTRIBUTES: + details += f", i_mode: {self.i_mode}, i_owner: {self.i_owner}, i_group: {self.i_group}" + details += f", i_atime: {self.i_atime}, i_mtime: {self.i_mtime}, i_ctime: {self.i_ctime}" + return details + + @property + def nodetype(self) -> InodeType: + return inode_gettype(self) + + +def get_fstype(node: p.Inode): + try: + if not node: + return "" + + statfs = node.u.i_mops.statfs + funcname = gdb.block_for_pc(int(statfs)).function.print_name + return funcname.split("_")[0] + + except gdb.MemoryError: + return "" + + +def get_inode_name(inode: p.Inode): + try: + if not inode: + return "" + + def special_inode_name(inode): + global g_special_inodes + if not g_special_inodes: + g_special_inodes = {} + for special in ( + "perf", + "timerfd", + "signalfd", + "dir", + "inotify", + "epoll", + "eventfd", + "sock", + ): + value = utils.gdb_eval_or_none(f"g_{special}_inode") + if value: + g_special_inodes[special] = value.address + + for name, value in g_special_inodes.items(): + if value == inode: + return name + return None -def inode_getpath(inode: Inode): - """get path fron inode""" - if not inode: - return "" + if name := special_inode_name(inode): + return name - name = get_inode_name(inode) + ptr = inode.i_name.cast(gdb.lookup_type("char").pointer()) + return ptr.string() + except gdb.MemoryError: + return "" - if inode.i_parent: - return inode_getpath(inode.i_parent) + "/" + name - return name +def inode_getpath(inode: p.Inode): + """get path from inode""" + try: + if not inode: + return "" + name = get_inode_name(inode) + + if inode.i_parent: + return inode_getpath(inode.i_parent) + "/" + name + + return name + except gdb.MemoryError: + return "" -def inode_gettype(inode: Inode) -> InodeType: + +def inode_gettype(inode: p.Inode) -> InodeType: if not inode: return InodeType.UNKNOWN @@ -146,8 +206,8 @@ def get_file(tcb: Tcb, fd): return fl_files[row][col] -def foreach_inode(root=None, path="") -> Generator[Tuple[Inode, str], None, None]: - node: Inode = root or utils.parse_and_eval("g_root_inode").i_child +def foreach_inode(root=None, path="") -> Generator[Tuple[p.Inode, str], None, None]: + node: p.Inode = root or utils.parse_and_eval("g_root_inode").i_child while node: newpath = path + "/" + get_inode_name(node) yield node, newpath @@ -175,6 +235,18 @@ def foreach_file(tcb: Tcb): yield fd, file +def fstype_filter(fstype): + """Filter inodes by filesystem type""" + + def filter(item): + inode, path = item + if inode_gettype(inode) != InodeType.MOUNTPT: + return False + return get_fstype(inode) == fstype + + return filter + + class Fdinfo(gdb.Command): """Dump fd info information of process""" @@ -182,7 +254,7 @@ class Fdinfo(gdb.Command): super().__init__("fdinfo", gdb.COMMAND_DATA, gdb.COMPLETE_EXPRESSION) self.total_fd_count = 0 - def print_file_info(self, fd, file: File, formatter: str): + def print_file_info(self, fd, file: p.File, formatter: str): backtrace_formatter = "{0:<5} {1:<36} {2}" oflags = int(file.f_oflags) @@ -249,6 +321,7 @@ class Fdinfo(gdb.Command): "message": output, } + @utils.dont_repeat_decorator def invoke(self, arg, from_tty): parser = argparse.ArgumentParser( description="Get fdinfo for a process or all processes." @@ -285,15 +358,14 @@ class Mount(gdb.Command): "message": output or "No mount", } + @utils.dont_repeat_decorator def invoke(self, args, from_tty): self.mount_count = 0 nodes = filter( lambda x: inode_gettype(x[0]) == InodeType.MOUNTPT, foreach_inode() ) for node, path in nodes: - statfs = node.u.i_mops.statfs - funcname = gdb.block_for_pc(int(statfs)).function.print_name - fstype = funcname.split("_")[0] + fstype = get_fstype(node) gdb.write(" %s type %s\n" % (path, fstype)) self.mount_count += 1 @@ -303,7 +375,6 @@ class ForeachInode(gdb.Command): def __init__(self): super().__init__("foreach inode", gdb.COMMAND_USER) - self.level = 4096 def get_root_inode(self, addr_or_expr): try: @@ -319,9 +390,22 @@ class ForeachInode(gdb.Command): "-L", "--level", type=int, - default=None, + default=4096, help="Only render the tree to a specific depth", ) + parser.add_argument( + "--nodetype", + type=str, + choices=[e.name.lower() for e in InodeType], + default=None, + help="Only show the specific type of inode", + ) + parser.add_argument( + "-v", + "--verbose", + action="store_true", + help="Show more information", + ) parser.add_argument( "addr_or_expr", type=str, @@ -329,68 +413,42 @@ class ForeachInode(gdb.Command): default=None, help="set the start inode to be tranversed", ) + try: args = parser.parse_args(argv) except SystemExit: return None - return { - "level": args.level if args.level else 4096, - "root_inode": ( - self.get_root_inode(args.addr_or_expr) - if args.addr_or_expr - else utils.gdb_eval_or_none("g_root_inode") - ), - } - def print_inode_info(self, node: Inode, level, prefix): - if level > self.level: + return args + + def print_inode_info( + self, node: Inode, level=1, prefix="", maxlevel=4096, type=None, verbose=False + ): + if level > maxlevel: return + while node: if node.i_peer: initial_indent = prefix + "├── " - subsequent_indent = prefix + "│ " newprefix = prefix + "│ " else: initial_indent = prefix + "└── " - subsequent_indent = prefix + " " newprefix = prefix + " " - gdb.write( - "%s [%s], %s, %s\n" - % (initial_indent, get_inode_name(node), node.i_ino, node) - ) - gdb.write( - "%s i_crefs: %s, i_flags: %s, i_private: %s\n" - % ( - subsequent_indent, - node.i_crefs, - node.i_flags, - node.i_private, - ) - ) - if CONFIG_PSEUDOFS_FILE: - gdb.write("%s i_size: %s\n" % (subsequent_indent, node.i_size)) - if CONFIG_PSEUDOFS_ATTRIBUTES: - gdb.write( - "%s i_mode: %s, i_owner: %s, i_group: %s\n" - % ( - subsequent_indent, - node.i_mode, - node.i_owner, - node.i_group, - ) - ) + + if ( + not type + or node.nodetype == type + or any(n.i_parent == node for n, _ in self.nodes) + ): gdb.write( - "%s i_atime: %s, i_mtime: %s, i_ctime: %s\n" - % ( - subsequent_indent, - node.i_atime, - node.i_mtime, - node.i_ctime, - ) + f"{initial_indent}{node} {node.details() if verbose else ''}\n" ) + if node.i_child: - self.print_inode_info(node.i_child, level + 1, newprefix) - node = node.i_peer + self.print_inode_info( + Inode(node.i_child), level + 1, newprefix, maxlevel, type, verbose + ) + node = Inode(node.i_peer) def diagnose(self, *args, **kwargs): output = gdb.execute("foreach inode", to_string=True) @@ -403,12 +461,27 @@ class ForeachInode(gdb.Command): "message": output, } + @utils.dont_repeat_decorator def invoke(self, args, from_tty): - arg = self.parse_arguments(args.split(" ")) - if not arg: + args = self.parse_arguments(args.split(" ")) + if not args: return - self.level = arg["level"] - self.print_inode_info(arg["root_inode"], 1, "") + + root = ( + self.get_root_inode(args.addr_or_expr) + if args.addr_or_expr + else utils.gdb_eval_or_none("g_root_inode") + ) + + nodetype = InodeType[args.nodetype.upper()] if args.nodetype else None + if nodetype: + self.nodes = list( + filter(lambda x: inode_gettype(x[0]) == nodetype, foreach_inode(root)) + ) + + self.print_inode_info( + Inode(root), maxlevel=args.level, type=nodetype, verbose=args.verbose + ) class InfoShmfs(gdb.Command): @@ -420,7 +493,7 @@ class InfoShmfs(gdb.Command): self.total_size = 0 self.block_count = 0 - def shm_filter(self, node: Inode, path): + def shm_filter(self, node: p.Inode, path): if inode_gettype(node) != InodeType.SHM: return @@ -443,6 +516,7 @@ class InfoShmfs(gdb.Command): "message": output or "No InfoShmfs", } + @utils.dont_repeat_decorator def invoke(self, args, from_tty): self.total_size = 0 self.block_count = 0 @@ -457,3 +531,203 @@ class InfoShmfs(gdb.Command): self.total_size += length / 1024 self.block_count += 1 + + +class InfoRomfs(gdb.Command): + """Show romfs cache information""" + + def __init__(self): + if utils.get_symbol_value("CONFIG_FS_ROMFS_CACHE_NODE"): + super().__init__("info romfs", gdb.COMMAND_USER) + + def parse_arguments(self, argv): + parser = argparse.ArgumentParser(description=self.__doc__) + parser.add_argument( + "-P", + "--path", + type=str, + default=None, + help="set the romfs path to be dumped", + ) + + try: + args = parser.parse_args(argv) + except SystemExit: + return None + + return args + + def dump_romfs_mpt(self, mpt): + sector_size = mpt.rm_hwsectorsize + sector_num = mpt.rm_hwnsectors + volume_size = mpt.rm_volsize + xip_base = mpt.rm_xipbase + buffer_base = mpt.rm_buffer + print( + f" HW sector size: {sector_size} HW sector number: {sector_num}\n" + f" Volume size: {volume_size} XIP_addr: {hex(xip_base)}" + f" Buffer_addr: {hex(buffer_base)}" + ) + + def dump_romfs_files(self, node, level=1, prefix="", maxlevel=4096): + if level > maxlevel: + return + + if node.rn_count > 0: + initial_indent = prefix + "├── " + newprefix = prefix + "│ " + dirfix = "/" + else: + initial_indent = prefix + "└── " + newprefix = prefix + " " + dirfix = "" + + name = node.rn_name.string(length=node.rn_namesize) + print( + f"{initial_indent}{name}{dirfix} offset:{node.rn_offset} next:{node.rn_next}" + f" size:{node.rn_size} child_count:{node.rn_count}" + ) + + for child in utils.ArrayIterator(node.rn_child, node.rn_count): + self.dump_romfs_files(child, level + 1, newprefix, maxlevel) + + def dump_romfs_cache(self, node: Inode, path): + mpt = node.i_private.cast(utils.lookup_type("struct romfs_mountpt_s").pointer()) + root = mpt.rm_root.cast(utils.lookup_type("struct romfs_nodeinfo_s").pointer()) + print(f"Romfs {path} mount point information: {hex(mpt)}") + self.dump_romfs_mpt(mpt) + self.dump_romfs_files(root) + + def diagnose(self, *args, **kwargs): + output = gdb.execute("info romfs", to_string=True) + + return { + "title": "Romfs cache information", + "summary": "Romfs nodeinfo dump", + "command": "info romfs", + "result": "info", + "message": output or "No romfs information", + } + + @utils.dont_repeat_decorator + def invoke(self, args, from_tty): + args = self.parse_arguments(gdb.string_to_argv(args)) + nodes = filter(fstype_filter("romfs"), foreach_inode()) + for node, path in nodes: + if args and args.path and path != args.path: + continue + self.dump_romfs_cache(node, path) + + +class InfoYaffs(gdb.Command): + """Show yaffs cache information""" + + YAFFS_FILETYPE_MAP = { + 0: "yaffs_UNKNOWN_var", + 1: "yaffs_file_var", + 2: "yaffs_symlink_var", + 3: "yaffs_dir_var", + 4: "yaffs_hardlink_var", + 5: "yaffs_SPECIAL_var", + } + + def __init__(self): + if utils.get_symbol_value("CONFIG_FS_YAFFS"): + super().__init__("info yaffs", gdb.COMMAND_USER) + + def parse_arguments(self, argv): + parser = argparse.ArgumentParser(description=gdb.__doc__) + parser.add_argument( + "-P", + "--path", + type=str, + default=None, + help="set the yaffs path to be dumped", + ) + + try: + args = parser.parse_args(argv) + except SystemExit: + return None + + return args + + def dump_yaffs_files(self, node, level=1, prefix="", maxlevel=4096): + if level > maxlevel: + return + + file_type = self.YAFFS_FILETYPE_MAP[int(node.variant_type)] + if file_type == "yaffs_dir_var": + initial_indent = prefix + "├── " + newprefix = prefix + "│ " + dirfix = "/" + moreinfo = "" + elif file_type == "yaffs_file_var": + initial_indent = prefix + "└── " + newprefix = prefix + " " + dirfix = "" + file = node.variant.cast(utils.lookup_type("struct yaffs_file_var")) + file_size = file.file_size + stored = file.stored_size + moreinfo = f" file_size:{file_size},stored:{stored}" + else: + initial_indent = prefix + "└── " + newprefix = prefix + " " + dirfix = "" + moreinfo = "" + + obj_id = node.obj_id + short_name = node.short_name.string(length=16).rstrip("\0") + if short_name == "": + short_name = "(null)" + hdr_chunk = node.hdr_chunk + n_data_chunks = node.n_data_chunks + serial = str(node.serial).split(" ")[0] + baseinfo = { + f"name:{short_name}{dirfix},obj_id:{obj_id},hdr_chunk:{hdr_chunk}," + f"n_data_chunks:{n_data_chunks},serial:{serial}{moreinfo}" + } + + print(f"{initial_indent}{file_type.rsplit('_', 2)[1]} {baseinfo}") + if file_type == "yaffs_dir_var": + head = node.variant.cast(utils.lookup_type("struct yaffs_dir_var")) + for siblings in NxList(head.children, "struct yaffs_obj", "siblings"): + self.dump_yaffs_files(siblings, level + 1, newprefix, maxlevel) + + def dump_yaffs_mpt(self, mpt): + geo = mpt.geo.cast(utils.lookup_type("struct mtd_geometry_s")) + dev = mpt.dev.cast(utils.lookup_type("struct yaffs_dev").pointer()) + blksize = geo.blocksize + erasesize = geo.erasesize + erasecount = geo.neraseblocks + print(f" Block size:{blksize} Erase size:{erasesize} Erase count:{erasecount}") + print(f"Dump yaffs_dev: {hex(dev)}") + print(dev.dereference().format_string(pretty_structs=True, styling=True)) + + def dump_yaffs_cache(self, node: Inode, path): + mpt = node.i_private.cast(utils.lookup_type("struct yaffs_mountpt_s").pointer()) + dev = mpt.dev.cast(utils.lookup_type("struct yaffs_dev").pointer()) + root = dev.root_dir.cast(utils.lookup_type("struct yaffs_obj").pointer()) + print(f"Yaffs {path} mount point information: {hex(mpt)}") + self.dump_yaffs_mpt(mpt) + print(f"Yaffs {path} file tree information: {hex(root)}") + self.dump_yaffs_files(root) + + def diagnose(self, *args, **kwargs): + output = gdb.execute("info yaffs", to_string=True) + return { + "title": "Yaffs cache information", + "summary": "Yaffs information dump", + "command": "info Yaffs", + "result": "info", + "message": output or "No yaffs information", + } + + @utils.dont_repeat_decorator + def invoke(self, args, from_tty): + args = self.parse_arguments(gdb.string_to_argv(args)) + nodes = filter(fstype_filter("yaffs"), foreach_inode()) + for node, path in nodes: + if args and args.path and path != args.path: + continue + self.dump_yaffs_cache(node, path) diff --git a/tools/gdb/nuttxgdb/gcore.py b/tools/pynuttx/nxgdb/gcore.py similarity index 74% rename from tools/gdb/nuttxgdb/gcore.py rename to tools/pynuttx/nxgdb/gcore.py index 59bc6f6719368c52dd6bc0d8e4cc3fb69827a514..83d7c80f5a992c6df6ab23a4c490bb06f53db1aa 100644 --- a/tools/gdb/nuttxgdb/gcore.py +++ b/tools/pynuttx/nxgdb/gcore.py @@ -1,5 +1,7 @@ ############################################################################ -# tools/gdb/nuttxgdb/gcore.py +# tools/pynuttx/nxgdb/gcore.py +# +# SPDX-License-Identifier: Apache-2.0 # # Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with @@ -24,7 +26,7 @@ import shutil import gdb -from . import utils +from . import mm, utils def create_file_with_size(filename, size): @@ -36,9 +38,10 @@ def parse_args(args): parser = argparse.ArgumentParser() parser.add_argument("-o", "--output", help="Gcore output file") parser.add_argument( - "-t", - "--objcopy", - help="Select the appropriate architecture for the objcopy tool", + "-p", + "--prefix", + help="Prefix for objcopy tool", + default="", type=str, ) @@ -76,6 +79,7 @@ class NXGcore(gdb.Command): super().__init__("nxgcore", gdb.COMMAND_USER) + @utils.dont_repeat_decorator def invoke(self, args, from_tty): try: args = parse_args(gdb.string_to_argv(args)) @@ -97,31 +101,10 @@ class NXGcore(gdb.Command): else: corefile = elffile + ".core" - # Obtain memory range from macros or parameters - - if args.memrange: - memregion = args.memrange - else: - memregion = str(utils.get_symbol_value("CONFIG_BOARD_MEMORY_RANGE")) - if len(memregion) < 3: - print( - "Please set CONFIG_BOARD_MEMORY_RANGE.\n" - "Memory range of board. format: ,,,....\n" - "start: start address of memory range\n" - "end: end address of memory range\n" - "flags: Readable 0x1, writable 0x2, executable 0x4\n" - "example:0x1000,0x2000,0x1,0x2000,0x3000,0x3,0x3000,0x4000,0x7" - ) - return - - # Resolve memory range and shell run commands - - values = memregion.replace('"', "").split(",") - - for i in range(0, len(values), 3): - start = int(values[i], 16) - end = int(values[i + 1], 16) + # Get memory range from parameter or elf + memrange = mm.get_memrange(args.memrange) + for i, (start, end) in enumerate(memrange): # Create a random section name section = tmpfile.name + f"{i // 3}" @@ -130,12 +113,13 @@ class NXGcore(gdb.Command): create_file_with_size(section, end - start) + gdb.write(f"Using objcopy: {args.prefix}objcopy") os.system( - f"{args.objcopy} --add-section {section}={section} " + f"{args.prefix}objcopy --add-section {section}={section} " f"--set-section-flags {section}=noload,alloc {tmpfile.name}" ) os.system( - f"{args.objcopy} --change-section-address " + f"{args.prefix}objcopy --change-section-address " f"{section}={hex(start)} {tmpfile.name}" ) diff --git a/tools/pynuttx/nxgdb/irq.py b/tools/pynuttx/nxgdb/irq.py new file mode 100644 index 0000000000000000000000000000000000000000..ac51cb499611f8e3dfe2c70ce08c9759111a6caf --- /dev/null +++ b/tools/pynuttx/nxgdb/irq.py @@ -0,0 +1,81 @@ +############################################################################ +# tools/pynuttx/nxgdb/irq.py +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +from __future__ import annotations + +from typing import List + +import gdb + +from . import utils +from .protocols import irq as p + +g_irqvector = utils.parse_and_eval("g_irqvector") +NR_IRQS = utils.nitems(g_irqvector) +CONFIG_SCHED_IRQMONITOR = utils.has_field(g_irqvector, "count") + + +class IRQInfo(utils.Value, p.IRQInfo): + def __init__(self, irq: gdb.Value): + super().__init__(irq) + + @property + def count(self) -> int: + return self["count"] if CONFIG_SCHED_IRQMONITOR else -1 + + @property + def time(self) -> int: + return self["time"] if CONFIG_SCHED_IRQMONITOR else -1 + + @property + def start(self) -> int: + return self["start"] if CONFIG_SCHED_IRQMONITOR else -1 + + +def get_irqs() -> List[IRQInfo]: + return (IRQInfo(irq) for irq in utils.ArrayIterator(g_irqvector)) + + +class IRQInfoDump(gdb.Command): + """Dump irqinfo""" + + formatter = "{:<4} {:<10} {:<6} {:<6} {:<48} {} " + header = ("IRQ", "COUNT", "TIME", "RATE", "HANDLER", "ARGUMENT") + + def __init__(self): + super().__init__("irqinfo", gdb.COMMAND_USER) + + @utils.dont_repeat_decorator + def invoke(self, arg: str, from_tty: bool) -> None: + irq_unexpected_isr = utils.gdb_eval_or_none("irq_unexpected_isr") + + print(self.formatter.format(*self.header)) + for i, irq in enumerate(get_irqs()): + if not irq.handler or (int(irq.handler) & ~0x01) == irq_unexpected_isr: + continue + + handler = irq.handler.format_string(styling=True, address=False).strip("<>") + irq_arg = irq.arg.format_string(styling=True) + + print( + self.formatter.format(i, irq.count, irq.time, "N/A", handler, irq_arg) + ) diff --git a/tools/pynuttx/nxgdb/kasan.py b/tools/pynuttx/nxgdb/kasan.py new file mode 100644 index 0000000000000000000000000000000000000000..466a455c961604ffd0f7d852f3c166507e11f10f --- /dev/null +++ b/tools/pynuttx/nxgdb/kasan.py @@ -0,0 +1,194 @@ +############################################################################ +# tools/pynuttx/nxgdb/kasan.py +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +import argparse +import itertools + +import gdb + +from . import utils + + +class KASanGeneric: + def __init__(self, scope, begin, end, shadow, bitwidth, scale, shift=0): + self.scope = scope + self.begin = int(begin) + self.end = int(end) + self.shadow = shadow + self.bitwidth = int(bitwidth) + self.scale = int(scale) + self.shift = int(shift) + + def check_addr(self, addr): + return self.get_allocation_tag(addr) + + def contains(self, addr): + return self.begin <= self.untag_addr(addr) <= self.end + + def get_allocation_tag(self, addr): + distance = (addr - self.begin) // self.scale + index = distance // self.bitwidth + bit = distance % self.bitwidth + return True if self.shadow[index] >> bit & 0x01 else False + + def get_logical_tag(self, addr): + return int(addr >> self.shift) + + def untag_addr(self, addr): + return addr + + +class KASanSwtags(KASanGeneric): + def check_addr(self, addr): + return self.get_allocation_tag(addr) != self.get_logical_tag(addr) + + def get_allocation_tag(self, addr): + untag_addr = self.untag_addr(addr) + distance = untag_addr - self.begin + index = distance // self.scale + return self.shadow[index] + + def untag_addr(self, addr): + return addr & ~(0xFF << self.shift) + + +command_actions = { + "check": lambda addr, region: print( + f"[{region.scope}] Addr 0x{addr:X} is {'invalid' if region.check_addr(addr) else 'valid'}" + ), + "print-allocation-tag": lambda addr, region: print( + f"[{region.scope}] Addr 0x{addr:X} allocation tag is: 0x{region.get_allocation_tag(addr):X}" + ), + "print-logical-tag": lambda addr, region: print( + f"[{region.scope}] Addr 0x{addr:X} logical tag is: 0x{region.get_logical_tag(addr):X}" + ), +} + + +class KASan(gdb.Command): + + def __init__(self): + if utils.get_symbol_value("CONFIG_MM_KASAN") is None: + return + + super().__init__("kasan", gdb.COMMAND_USER) + + """ Common bit width and kasan alignment length in multiple modes """ + bitwidth = utils.sizeof("long") * 8 + scale = utils.get_symbol_value("KASAN_SHADOW_SCALE") + + """ Get the array of KASan regions """ + region_count = utils.parse_and_eval("g_region_count") + region = utils.parse_and_eval("g_region") + + self.regions: list[KASanGeneric] = [] + if utils.get_symbol_value("CONFIG_MM_KASAN_GENERIC") is not None: + print("KASan Mode: Generic") + for region in utils.ArrayIterator(region, region_count): + self.regions.append( + KASanGeneric( + "Heap", + region["begin"], + region["end"], + region["shadow"], + bitwidth, + scale, + ) + ) + + if utils.get_symbol_value("CONFIG_MM_KASAN_SW_TAGS") is not None: + print("KASan Mode: Softtags") + shift = utils.get_symbol_value("KASAN_TAG_SHIFT") + for region in utils.ArrayIterator(region, region_count): + self.regions.append( + KASanSwtags( + "Heap", + region["begin"], + region["end"], + region["shadow"], + bitwidth, + scale, + shift, + ) + ) + + if utils.get_symbol_value("CONFIG_MM_KASAN_GLOBAL") is not None: + print("KASan Support Checking Global Variables") + scale = utils.get_symbol_value("CONFIG_MM_KASAN_GLOBAL_ALIGN") + global_region = utils.parse_and_eval("g_global_region") + for index in itertools.count(0): + if global_region[index] == 0: + break + region = global_region[index].dereference() + self.regions.append( + KASanGeneric( + "Globals", + region["begin"], + region["end"], + region["shadow"], + bitwidth, + scale, + ) + ) + + @utils.dont_repeat_decorator + def invoke(self, args, from_tty): + parser = argparse.ArgumentParser( + description="Memory Tagging Commands", add_help=False + ) + subparsers = parser.add_subparsers(dest="command") + subparsers.add_parser( + "check", + help="Validate a pointer's logical tag against the allocation tag.", + ) + subparsers.add_parser( + "print-allocation-tag", help="Print the allocation tag for ADDRESS." + ) + subparsers.add_parser( + "print-logical-tag", help="Print the logical tag from POINTER." + ) + + try: + parsed_args, addresses = parser.parse_known_args(args.split()) + except SystemExit: + print(parser.format_help()) + return + + if not parsed_args.command: + print(parser.format_help()) + return + + regions = {} + for addr in addresses: + addr = utils.parse_arg(addr) + for region in self.regions: + if region.contains(addr): + regions[addr] = region + break + else: + print(f"Addr 0x{addr:X} Not in any region") + + if parsed_args.command in command_actions: + for addr, region in regions.items(): + command_actions[parsed_args.command](addr, region) + else: + print(f"Unknown command: {parsed_args.command}") diff --git a/tools/pynuttx/nxgdb/libuv.py b/tools/pynuttx/nxgdb/libuv.py new file mode 100644 index 0000000000000000000000000000000000000000..8aed6b9899ddeee0dad7b917c13ca0c7e56e858a --- /dev/null +++ b/tools/pynuttx/nxgdb/libuv.py @@ -0,0 +1,163 @@ +############################################################################ +# tools/pynuttx/nxgdb/libuv.py +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +import argparse + +import gdb + +from . import lists, utils + + +class UVQueue(lists.NxList): + def __init__( + self, list: gdb.Value, container_type=None, member=None, reverse=False + ): + super().__init__(list, container_type, member, reverse) + + def _get_first(self): + return self.list + + def _get_next(self, node): + return node["next"] if node["next"] != self.list else None + + def _get_prev(self, node): + return node["prev"] if node["prev"] != self.list else None + + +class UVDump(gdb.Command): + """Dump the information of uv_loop & handle_queue & uv_worker in libuv""" + + def __init__(self): + super(UVDump, self).__init__("uv dump", gdb.COMMAND_USER) + + def dump_loop(self, loop): + if not loop: + return + gdb.write("### dump uv_loop ###\n") + gdb.write(f"uv_loop address: 0x{loop}, main content of loop: {{\n") + gdb.write(f" data: {loop['data']}\n") + gdb.write(f" active_handles: {loop['active_handles']}\n") + gdb.write(f" active_reqs: {loop['active_reqs']}\n") + gdb.write(f" stop_flag: {loop['stop_flag']}\n") + gdb.write(f" close_flag: {loop['close_flag']}\n") + gdb.write(f" flags: {loop['flags']}\n") + gdb.write(f" backend_fd: {loop['backend_fd']}\n") + gdb.write(f" nwatchers: {loop['nwatchers']}\n") + gdb.write(f" nfds: {loop['nfds']}\n") + gdb.write(f" emfile_fd: {loop['emfile_fd']}\n") + gdb.write(f" poll_fds: {loop['poll_fds']}\n") + gdb.write(f" poll_fds_used: {loop['poll_fds_used']}\n") + gdb.write(f" poll_fds_size: {loop['poll_fds_size']}\n") + gdb.write(f" poll_fds_iterating: {loop['poll_fds_iterating']}\n") + gdb.write("}\n") + + return + + def dump_handle_queue(self, loop): + gdb.write("### dump uv_handle queue & backtrace ###\n") + if not loop: + return + head = loop["handle_queue"].address + if not head: + gdb.write("handle queue is None\n") + return + + UV_HANDLE = utils.enum("enum uv_handle_flag") + UV_HANDLE_BACKTRACE = utils.get_symbol_value("UV_HANDLE_BACKTRACE") + flags = [ + (UV_HANDLE.HANDLE_REF, "R"), + (UV_HANDLE.HANDLE_ACTIVE, "A"), + (UV_HANDLE.HANDLE_INTERNAL, "I"), + ] + handle_queue = UVQueue(head, gdb.lookup_type("uv_handle_t"), "handle_queue") + for i, uv_handle in enumerate(handle_queue): + output = "" + for handle, flag in flags: + output += flag if handle.value & uv_handle["flags"] else "-" + gdb.write(f"[{i}] [{output}] {uv_handle['type']} {uv_handle}\n") + if UV_HANDLE_BACKTRACE > 0: + gdb.write(f"backtrace: {uv_handle['backtrace']}\n") + if self.detail: + uv_handle_content = uv_handle.dereference().format_string( + styling=True, pretty_arrays=True, pretty_structs=True + ) + gdb.write(f"uv_handle detail content: {uv_handle_content}\n") + + def get_loop_in_thread(self, thread): + # TODO: find loop variable in current thread + # depends on the bugfix in block.superblock + if not thread: + return None + gdb.write(f"### [TODO] get uv_loop in thread {thread.ptid} ###\n") + + def get_loop(self, args): + if args.loop: + loop = utils.gdb_eval_or_none(args.loop) + if loop is None: + gdb.write("invalid loop ptr\n") + return None + return loop.cast(gdb.lookup_type("uv_loop_t").pointer()) + + if args.pid: + for thread in gdb.selected_inferior().threads(): + if args.pid == thread.ptid[1]: + return self.get_loop_in_thread(thread) + gdb.write(f"invalid pid {args.pid}\n") + else: + return self.get_loop_in_thread(gdb.selected_thread()) + + return None + + @utils.dont_repeat_decorator + def invoke(self, argument: str, from_tty: bool): + parser = argparse.ArgumentParser(description="libuv dump command") + parser.add_argument( + "mode", + nargs="?", + choices=["loop", "handle_queue", "uv_worker"], + default="loop", + ) + parser.add_argument("-p", "--pid", type=int, help="Thread PID of Quickapp") + parser.add_argument("-l", "--loop", type=str, help="address of uv_loop_t") + parser.add_argument( + "-d", + "--detail", + action="store_const", + const=True, + default=False, + help="print more detail information", + ) + + try: + args = parser.parse_args(gdb.string_to_argv(argument)) + except SystemExit: + gdb.write("invalid arguments.\n") + return + + gdb.write(f"### dump libuv in {args.mode} mode ###\n") + + loop = self.get_loop(args) + self.detail = args.detail + + if args.mode == "loop": + self.dump_loop(loop) + elif args.mode == "handle_queue": + self.dump_handle_queue(loop) + return diff --git a/tools/gdb/nuttxgdb/lists.py b/tools/pynuttx/nxgdb/lists.py similarity index 93% rename from tools/gdb/nuttxgdb/lists.py rename to tools/pynuttx/nxgdb/lists.py index ec4defcdbcde9ab2e8213af1ab5a02eadd1048af..9d7880ac49e57e5b9e2060485fb5828feedc4fae 100644 --- a/tools/gdb/nuttxgdb/lists.py +++ b/tools/pynuttx/nxgdb/lists.py @@ -1,5 +1,7 @@ ############################################################################ -# tools/gdb/nuttxgdb/lists.py +# tools/pynuttx/nxgdb/lists.py +# +# SPDX-License-Identifier: Apache-2.0 # # Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with @@ -245,6 +247,25 @@ def sq_count(sq) -> int: return sq_check(sq, verbose=False) +def sq_for_every(sq, entry=None): + """Iterate over a singly linked list""" + if sq.type == sq_queue_type.pointer(): + sq = sq.dereference() + elif sq.type != sq_queue_type: + gdb.write("Must be struct sq_queue not {}".format(sq.type)) + return + + if sq["head"] == 0: + return + + if not entry: + entry = sq["head"].dereference() + + while entry.address: + yield entry + entry = entry["flink"].dereference() + + def dq_for_every(dq, entry=None): """Iterate over a doubly linked list""" if dq.type == dq_queue_type.pointer(): @@ -307,6 +328,7 @@ class ListCheck(gdb.Command): def __init__(self): super().__init__("list_check", gdb.COMMAND_DATA, gdb.COMPLETE_EXPRESSION) + @utils.dont_repeat_decorator def invoke(self, arg, from_tty): argv = gdb.string_to_argv(arg) if len(argv) != 1: @@ -329,6 +351,7 @@ class ForeachListEntry(gdb.Command): def __init__(self): super().__init__("foreach list", gdb.COMMAND_DATA, gdb.COMPLETE_EXPRESSION) + @utils.dont_repeat_decorator def invoke(self, arg, from_tty): argv = gdb.string_to_argv(arg) @@ -347,6 +370,13 @@ class ForeachListEntry(gdb.Command): parser.add_argument( "-m", "--member", type=str, default=None, help="Member name in container" ) + parser.add_argument( + "-e", + "--element", + type=str, + help="Only dump this element in array member struct.", + default=None, + ) try: args = parser.parse_args(argv) except SystemExit: @@ -363,6 +393,7 @@ class ForeachListEntry(gdb.Command): else node ) entry = entry.dereference() + entry = entry[args.element] if args.element else entry gdb.write( f"{i} *({entry.type} *){hex(entry.address)} {entry.format_string(styling=True)}\n" ) @@ -378,6 +409,7 @@ class ForeachArray(gdb.Command): def __init__(self): super().__init__("foreach array", gdb.COMMAND_DATA, gdb.COMPLETE_EXPRESSION) + @utils.dont_repeat_decorator def invoke(self, arg, from_tty): argv = gdb.string_to_argv(arg) @@ -407,5 +439,5 @@ class ForeachArray(gdb.Command): node = pointer len = args.length if args.length else utils.nitems(pointer) for i in range(len): - entry = node[i][args.element] if arg.element else node[i] + entry = node[i][args.element] if args.element else node[i] gdb.write(f"{i}: {entry.format_string(styling=True)}\n") diff --git a/tools/pynuttx/nxgdb/memcheck.py b/tools/pynuttx/nxgdb/memcheck.py new file mode 100644 index 0000000000000000000000000000000000000000..72444a28da8928956f90bdfb69924a9b9949e876 --- /dev/null +++ b/tools/pynuttx/nxgdb/memcheck.py @@ -0,0 +1,176 @@ +############################################################################ +# tools/pynuttx/nxgdb/memcheck.py +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +import traceback +from collections import defaultdict +from typing import Dict, List, Tuple + +import gdb + +from . import memdump, mm, utils + + +class MMCheck(gdb.Command): + """Check memory manager and pool integrity""" + + def __init__(self): + super().__init__("mm check", gdb.COMMAND_USER) + utils.alias("memcheck", "mm check") + + def check_heap(self, heap: mm.MMHeap) -> Dict[int, List[str]]: # noqa: C901 + """Check heap integrity and return list of issues in string""" + issues = defaultdict(list) # key: address, value: list of issues + + def report(e, heap, node: mm.MMNode) -> None: + gdb.write(f"Error happened during heap check: {e}\n") + try: + gdb.write(f" heap: {heap}\n") + gdb.write(f"current node: {node}") + if node.prevnode: + gdb.write(f" prev node: {node.prevnode}") + if node.nextnode: + gdb.write(f" next node: {node.nextnode}") + + gdb.write("\n") + except gdb.error as e: + gdb.write(f"Error happened during report: {e}\n") + + def is_node_corrupted(node: mm.MMNode) -> Tuple[bool, str]: + # Must be in this heap + if not heap.contains(node.address): + return True, f"node@{hex(node.address)} not in heap" + + # Check next node + if node.nodesize > node.MM_SIZEOF_ALLOCNODE: + nextnode = node.nextnode + if not heap.contains(nextnode.address): + return True, f"nexnode@{hex(nextnode.address)} not in heap" + if node.is_free: + if not nextnode.is_prev_free: + # This node is free, then next node must have prev free set + return ( + True, + f"nextnode@{hex(nextnode.address)} not marked as prev free", + ) + + if nextnode.prevsize != node.nodesize: + return ( + True, + f"nextnode @{hex(nextnode.address)} prevsize not match", + ) + + if node.is_free: + if node.nodesize < node.MM_MIN_CHUNK: + return True, f"nodesize {int(node.nodesize)} too small" + + if node.flink and node.flink.blink != node: + return ( + True, + f"flink not intact: {hex(node.flink.blink)}, node: {hex(node.address)}", + ) + + if node.blink.flink != node: + return ( + True, + f"blink not intact: {hex(node.blink.flink)}, node: {hex(node.address)}", + ) + + # Node should be in correctly sorted order + if (blinksize := mm.MMNode(node.blink).nodesize) > node.nodesize: + return ( + True, + f"blink node not in sorted order: {blinksize} > {node.nodesize}", + ) + + fnode = mm.MMNode(node.flink) if node.flink else None + if fnode and fnode.nodesize and fnode.nodesize < node.nodesize: + return ( + True, + f"flink node not in sorted order: {fnode.nodesize} < {node.nodesize}", + ) + else: + # Node is allocated. + if node.nodesize < node.MM_SIZEOF_ALLOCNODE: + return True, f"nodesize {node.nodesize} too small" + + return False, "" + + try: + # Check nodes in physical memory order + for node in heap.nodes: + corrupted, reason = is_node_corrupted(node) + if corrupted: + issues[node.address].append(reason) + + # Check free list + for node in utils.ArrayIterator(heap.mm_nodelist): + # node is in type of gdb.Value, struct mm_freenode_s + while node: + address = int(node.address) + if node["flink"] and not heap.contains(node["flink"]): + issues[address].append( + f"flink {hex(node['flink'])} not in heap" + ) + break + + if address in issues or node["size"] == 0: + # This node is already checked or size is 0, which is a node in node table + node = node["flink"] + continue + + # Check if this node is corrupted + corrupted, reason = is_node_corrupted(mm.MMNode(node)) + if corrupted: + issues[address].append(reason) + break + + # Continue to it's flink + node = node["flink"] + + except Exception as e: + report(e, heap, node) + traceback.print_exc() + + return issues + + def dump_issues(self, heap, issues: Dict[int, List[str]]) -> None: + for address, reasons in issues.items(): + gdb.write( + f"{len(reasons)} issues @{hex(address)}: " f"{','.join(reasons)}\n" + ) + + @utils.dont_repeat_decorator + def invoke(self, arg: str, from_tty: bool) -> None: + try: + heaps = memdump.get_heaps() + for heap in heaps: + issues = self.check_heap(heap) + if not issues: + continue + + print(f"Found {len(issues)} issues in heap {heap}") + self.dump_issues(heap, issues) + except Exception as e: + print(f"Error happened during check: {e}") + traceback.print_exc() + + print("Check done.") diff --git a/tools/pynuttx/nxgdb/memclassifier/default.py b/tools/pynuttx/nxgdb/memclassifier/default.py new file mode 100644 index 0000000000000000000000000000000000000000..068a5c2ac3c54b6a43f20c3848b22f0bd0123607 --- /dev/null +++ b/tools/pynuttx/nxgdb/memclassifier/default.py @@ -0,0 +1,124 @@ +############################################################################ +# tools/pynuttx/nxgdb/memclassifier/default.py +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +from nxgdb.memclassifier.utils import ( + backtrace_function_name_contain, + backtrace_function_name_equal, + backtrace_function_name_startswith, +) + + +def is_quickjs(mb): + for funcname, filename in mb.backtrace(): + if funcname in ["js_def_malloc", "js_def_realloc"]: + return True + return False + + +def is_graphic(mb): + for funcname, filename in mb.backtrace(): + if funcname in [ + "ft_alloc", + "ft_realloc", + "FT_Stream_New", + "lv_mem_realloc", + "lv_mem_alloc", + "lv_malloc", + "lv_realloc", + "lv_malloc_zeroed", + "gui_context_init(bool)", + "gui_create_widget(void*, char const*)", + "ferry::WidgetDiv::setStyle(int, char const*)", + "ferry::WidgetIMP::onInit()", + "gui_get_taskinfo()", + "ferry::DomElement::refreshingWidgetStyle()", + "gui_create_context(bool)", + "ferry::DomEntity::updateWidgetChildren(ferry::DomEntity**)", + "ferry::DomElement::setAttr(ferry::ItemKeyValue const*)", + ]: + return True + + return False + + +def is_freetype_cache(mb): + for funcname, filename in mb.backtrace(): + if funcname in [ + "freetype_image_create_cb", + ]: + return True + return False + + +def is_image_cache(mb): + for funcname, filename in mb.backtrace(): + if funcname in [ + "freetype_image_create_cb", + ]: + return True + return False + + +def is_style(mb): + for funcname, filename in mb.backtrace(): + if any(funcname.startswith(func) for func in ["ferry::style::"]): + return True + return False + + +categories = { + "quickjs": is_quickjs, + "graphic": { + "judger": is_graphic, + "subcategories": { + "freetype_cache": {"judger": is_freetype_cache}, + "image_cache": {"judger": is_image_cache}, + }, + }, + "style": is_style, + "libuv": backtrace_function_name_equal(["uv__realloc", "uv_pipe"]), + "dom": backtrace_function_name_startswith(["js_dom_create", "ferry::PbDom"]), + "curl": backtrace_function_name_startswith(["Curl_"]), + "native_proxy": backtrace_function_name_startswith( + [ + "AIOTJS::js_nativeproxy_get", + "AIOTJS::ComponentCallHook::pauseTracking", + ] + ), + "rapidjson": backtrace_function_name_startswith( + ["rapidjson::ParseResult", "rapidjson::GenericReader"] + ), + "feature_require": backtrace_function_name_contain( + ["ferry::__app_require", "_onRequired"] + ), + "bundle": backtrace_function_name_startswith(["ferry::ZipFile::ZipFile"]), + "binder": backtrace_function_name_equal( + ["binder_mmap", "android::RefBase::RefBase()"] + ), + "framework": backtrace_function_name_startswith( + [ + "ferry::Application::initManifestConfig", + "ferry::PageLoader::createPage(ferry::PageInfo const&)", + "os::app::ApplicationThread::ApplicationThread(os::app::Application*)", + "ferry::AppLoader::initAppEnv(ferry::Application*", + ] + ), + "other": lambda mb: True, +} diff --git a/tools/pynuttx/nxgdb/memclassifier/size.py b/tools/pynuttx/nxgdb/memclassifier/size.py new file mode 100644 index 0000000000000000000000000000000000000000..e510b2c4d49ff7b95f34632fb4c3afb67fa9427c --- /dev/null +++ b/tools/pynuttx/nxgdb/memclassifier/size.py @@ -0,0 +1,28 @@ +############################################################################ +# tools/pynuttx/nxgdb/memclassifier/size.py +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +categories = { + "l0-100": lambda mb: mb.block_size() <= 100, + "l100-500": lambda mb: mb.block_size() <= 500, + "l500_1000": lambda mb: mb.block_size() <= 1000, + "l1000_2000": lambda mb: mb.block_size() <= 2000, + "l2000_4000": lambda mb: mb.block_size() <= 4000, + "l4000+": lambda mb: True, +} diff --git a/tools/pynuttx/nxgdb/memclassifier/utils.py b/tools/pynuttx/nxgdb/memclassifier/utils.py new file mode 100644 index 0000000000000000000000000000000000000000..8ffb663507452a41b603ba01cef0e502a92abff1 --- /dev/null +++ b/tools/pynuttx/nxgdb/memclassifier/utils.py @@ -0,0 +1,41 @@ +############################################################################ +# tools/pynuttx/nxgdb/memclassifier/utils.py +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + + +def backtrace_function_name_judge(funcList, cmp): + def judger(mb): + for funcname, filename in mb.backtrace(): + if any(cmp(funcname, func) for func in funcList): + return True + return False + + return judger + + +def backtrace_function_name_startswith(funcList): + return backtrace_function_name_judge(funcList, lambda x, y: x.startswith(y)) + + +def backtrace_function_name_equal(funcList): + return backtrace_function_name_judge(funcList, lambda x, y: x == y) + + +def backtrace_function_name_contain(funcList): + return backtrace_function_name_judge(funcList, lambda x, y: y in x) diff --git a/tools/pynuttx/nxgdb/memclassify.py b/tools/pynuttx/nxgdb/memclassify.py new file mode 100644 index 0000000000000000000000000000000000000000..bc6b81f638b00e99fdde2a14e283fe0791632ded --- /dev/null +++ b/tools/pynuttx/nxgdb/memclassify.py @@ -0,0 +1,375 @@ +############################################################################ +# tools/gdb/nuttxgdb/memclassify.py +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ +import argparse +import os +import sys + +import gdb + +from . import memdump, mm, utils + + +class Classifier: + def __init__(self, info, category_name=""): + self.stats = [] + self.judgers = [] + self.class_name = category_name + + for key, sub_info in info.items(): + if callable(sub_info): + self.judgers.append(sub_info) + sub_classifier = None + else: # sub_info is a dict + self.judgers.append(sub_info["judger"]) + sub_classifier = ( + Classifier( + sub_info["subcategories"], "_".join([category_name, key]) + ) + if "subcategories" in sub_info + else None + ) + + self.stats.append(MemoryCategory(key, sub_classifier)) + + def __call__(self, mem_blocks): + for mb in mem_blocks: + cat = next( + (idx for idx, method in enumerate(self.judgers) if method(mb)), + None, + ) + + if cat is None: + cat = len(self.stats) + self.stats.append(MemoryCategory(category="unknown")) + self.judgers.append(lambda x: True) + self.stats[cat].append(mb) + for stat in self.stats: + stat.classify() + return self.stats + + +class MemBlock: + def __init__(self): + pass + + def total_size(self): + pass + + def total_size_without_overhead(self): + pass + + def count(self): + pass + + def block_size(self): + pass + + def overhead_size(self): + pass + + def pid(self): + pass + + def backtrace(self): + pass + + def print(self, f=sys.stdout): + def pprint(*args): + print(*args, file=f) + + pprint( + f"pid: {self.pid()}, size: {self.total_size()} = {self.block_size()} x {self.count()}" + ) + + for name, pos in self.backtrace(): + pprint(f"{name:<50} {pos}") + pprint("") + + +class MemoryCategory: + WIDTH = 88 + + def __init__(self, category="total", classifier=None): + self.category = category + self.mem_blocks = [] + self.classifier = classifier + self.children = [] + + def append(self, mem_block): + self.mem_blocks.append(mem_block) + + def extend(self, mem_blocks): + self.mem_blocks.extend(mem_blocks) + + def classify(self): + if self.classifier is None: + return + self.children = self.classifier(self.mem_blocks) + + def summarize(self): + for child in self.children: + child.summarize() + + self.total_mem_size = sum(mb.total_size() for mb in self.mem_blocks) + self.no_overhead_size = sum( + mb.total_size_without_overhead() for mb in self.mem_blocks + ) + self.mem_block_unique_cnt = len(self.mem_blocks) + self.mem_block_cnt = sum(mb.count() for mb in self.mem_blocks) + + def print_statistics(self, categorys=[]): + + if not self.children: + # no children means no categories, just print nothing + return + + categorys.append(self.category) + + def formatter( + name, total_mem_size, total_mem_cnt1, total_mem_cnt2, mem_rm_bt=0 + ): + print( + f"{name:<15}| {total_mem_size:<15}| {total_mem_cnt1:<15}| {total_mem_cnt2:<15}| {mem_rm_bt:<15}" + ) + + title = f"{'.'.join(categorys)} Mem Statistics".center(self.WIDTH, "-") + print(title) + formatter( + "category", + "total mem size", + "memblk uniq cnt", + "memblk tot cnt", + "mem without overhead", + ) + print("-" * self.WIDTH) + for child in self.children: + formatter( + child.category, + child.total_mem_size, + child.mem_block_unique_cnt, + child.mem_block_cnt, + child.no_overhead_size, + ) + + formatter( + "total", + self.total_mem_size, + self.mem_block_unique_cnt, + self.mem_block_cnt, + self.no_overhead_size, + ) + print("-" * self.WIDTH) + for child in self.children: + child.print_statistics() + categorys.pop() + + def collect_piedata(self, title_path=[]): + title_path.append(self.category) + res = [] + if self.children: + res.append( + ( + ".".join(title_path), + [child.category for child in self.children], + [child.no_overhead_size for child in self.children], + ) + ) + for child in self.children: + res.extend(child.collect_piedata(title_path)) + title_path.pop() + return res + + def dump_category(self, output_dir, parentCat=None): + os.makedirs(output_dir, exist_ok=True) + + for child in self.children: + arr = sorted(child.mem_blocks, key=lambda x: x.total_size(), reverse=True) + outputfile = ( + parentCat + f"_{child.category}" if parentCat else child.category + ) + with open(os.path.join(output_dir, outputfile + ".bt"), "w") as f: + print(f"{child.category}, count={len(child.mem_blocks)}", file=f) + for mb in arr: + mb.print(f) + child.dump_category(output_dir, outputfile) + + +def draw_pie(stat): + datasets = stat.collect_piedata() + plt = utils.import_check( + "matplotlib.pyplot", errmsg="Please pip install matplotlib" + ) + if plt is None: + print("matplotlib is not installed") + return + + num_plots = len(datasets) + fig, axs = plt.subplots( + 1, num_plots, figsize=(12, 6), subplot_kw=dict(aspect="equal") + ) + if num_plots == 1: + axs = [axs] + + for i, (title, labels, sizes) in enumerate(datasets): + temp = [x for x in filter(lambda x: x[1], zip(labels, sizes))] + if len(temp) > 0: + labels, sizes = zip(*temp) + else: + continue + axs[i].pie(sizes, labels=labels, autopct="%1.1f%%") + axs[i].set_title(title) + plt.tight_layout() + plt.show() + + +class MemBlockCoredump(MemBlock): + def __init__(self, node, cnt): + super().__init__() + self.mem_node = node + self.cnt = cnt + # deal with call_stack + self.call_stack = [] + for addr, func, file, line in utils.Backtrace(node.backtrace).backtrace: + func = func.strip("<>") + if func.find("+"): # remove the offset affter '+' + func = func[: func.find("+")] + self.call_stack.append((func, f"{file}:{line}")) + + def total_size(self): + return self.mem_node.nodesize * self.cnt + + def total_size_without_overhead(self): + return (self.mem_node.nodesize - self.mem_node.overhead) * self.cnt + + def count(self): + return self.cnt + + def block_size(self): + return self.mem_node.nodesize + + def overhead_size(self): + return self.mem_node.overhead + + def pid(self): + return self.mem_node.pid + + def backtrace(self): + return self.call_stack + + +class MMClassify(gdb.Command): + """classify memory by callstack""" + + def __init__(self): + super().__init__("mm classify", gdb.COMMAND_USER) + utils.alias("memclassify", "mm classify") + + def parse_args(self, argv): + parser = argparse.ArgumentParser(description="Memory Classify") + parser.add_argument( + "-o", + "--output-dir", + default="memclass.output", + help="Specify the directory to save the the call stack files after categorization", + ) + + parser.add_argument( + "-p", "--pid", type=int, default=None, help="Thread PID, -1 for mempool" + ) + + parser.add_argument( + "-c", + "--classifier-file", + default="default", + help="Specify the config file. Default is 'script_path/default.py'", + ) + + parser.add_argument( + "-l", + "--log", + default=None, + help="Specify the memdump log file.", + ) + + try: + args = parser.parse_args(argv) + except SystemExit: + return False + + return args + + @utils.dont_repeat_decorator + def invoke(self, arg: str, from_tty: bool) -> None: + if not (args := self.parse_args(gdb.string_to_argv(arg))): + print("memoryclassify: parse args error") + return + + def import_classify_config(classifier_file): + classifier_dir = os.path.join(os.path.dirname(__file__), "memclassifier") + sys.path.append(classifier_dir) + return utils.import_reload( + classifier_file, + errmsg=f"Please provide {classifier_file}.py in {classifier_dir}\n", + ) + + classify_config = import_classify_config(args.classifier_file) + if not classify_config: + return + + memblocks = [] + if args.log: # get mem block from memdump log + memblocks.extend( + MemBlockCoredump(node, 1) + for node in memdump.parse_memdump_log(args.log) + ) + else: + if not mm.CONFIG_MM_BACKTRACE or mm.CONFIG_MM_BACKTRACE < 8: + print("memoryclassify: no backtrace") + return + + filters = { + "pid": args.pid, + "nodesize": None, + "used": None, + "free": None, + "seqmin": None, + "seqmax": None, + "orphan": None, + "no_heap": None, + "no_pool": None, + "no_pid": None, + } + + memblocks.extend( + MemBlockCoredump(node, len(nodes)) + for node, nodes in memdump.group_nodes( + memdump.dump_nodes(mm.get_heaps(), filters) + ).items() + ) + + stat = MemoryCategory( + "total", Classifier(getattr(classify_config, "categories")) + ) + stat.extend(memblocks) + stat.classify() + stat.summarize() + stat.print_statistics() + stat.dump_category(args.output_dir) + draw_pie(stat) diff --git a/tools/pynuttx/nxgdb/memdump.py b/tools/pynuttx/nxgdb/memdump.py new file mode 100644 index 0000000000000000000000000000000000000000..9720a007ec107094bbe76ba5ac0459b32cd69e11 --- /dev/null +++ b/tools/pynuttx/nxgdb/memdump.py @@ -0,0 +1,860 @@ +############################################################################ +# tools/pynuttx/nxgdb/memdump.py +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +import argparse +import binascii +import os +import re +from collections import defaultdict +from typing import Dict, Generator, List, Protocol, Tuple + +import gdb + +from . import mm, utils + + +class MMNodeDump(Protocol): + """Node information protocol for dump""" + + address: int # Note that address should be in type of int + nodesize: int + seqno: int + pid: int + backtrace: Tuple[int] + is_free: bool + from_pool: bool + overhead: int + + def contains(self, addr: int) -> bool: ... + + def read_memory(self) -> memoryview: ... + + +def filter_node( + pid=None, + nodesize=None, + used=None, + free=None, + seqmin=None, + seqmax=None, + orphan=None, + no_pid=None, + no_heap=None, + no_pool=None, +) -> bool: + return lambda node: ( + (pid is None or node.pid == pid) + and (no_pid is None or node.pid != no_pid) + and (nodesize is None or node.nodesize == nodesize) + and (not used or not node.is_free) + and (not free or node.is_free) + and (seqmin is None or node.seqno >= seqmin) + and (seqmax is None or node.seqno <= seqmax) + and (not orphan or node.is_orphan) + ) + + +def dump_nodes( + heaps: List[mm.MMHeap], + filters=None, +) -> Generator[MMNodeDump, None, None]: + no_heap = filters and filters.get("no_heap") + no_pool = filters and filters.get("no_pool") + + if not no_heap: + yield from ( + node + for heap in heaps + for node in filter(filter_node(**filters), heap.nodes) + ) + + if not no_pool: + yield from ( + blk + for pool in mm.get_pools(heaps) + for blk in filter(filter_node(**filters), pool.blks) + ) + + +def group_nodes( + nodes: List[MMNodeDump], grouped: Dict[MMNodeDump, List[MMNodeDump]] = None +) -> Dict[MMNodeDump, List[MMNodeDump]]: + grouped = grouped or defaultdict(list) + for node in nodes: + # default to group by same PID, same size and same backtrace + grouped[node].append(node) + return grouped + + +def print_node(node: MMNodeDump, alive, count=1, formatter=None, no_backtrace=False): + formatter = ( + formatter or "{:>1} {:>4} {:>12} {:>12} {:>12} {:>9} {:>14} {:>18} {:}\n" + ) + gdb.write( + formatter.format( + "\x1b[33;1m*\x1b[m" if not alive else "", + "P" if node.from_pool else "H", + count, + node.pid, + node.nodesize, + node.overhead, + node.seqno, + hex(node.address), + "", + ) + ) + + if mm.CONFIG_MM_BACKTRACE and not no_backtrace: + leading = formatter.format("", "", "", "", "", "", "", "", "")[:-1] + btformat = leading + "{1:<48}{2}\n" + if node.backtrace and node.backtrace[0]: + gdb.write(f"{utils.Backtrace(node.backtrace, formatter=btformat)}\n") + + +def print_header(formatter=None): + formatter = ( + formatter or "{:>1} {:>4} {:>12} {:>12} {:>12} {:>9} {:>14} {:>18} {:}\n" + ) + head = ( + "", + "Pool", + "CNT", + "PID", + "NodeSize", + "Overhead", + "Seqno", + "Address", + "Backtrace", + ) + gdb.write(formatter.format(*head)) + + +def get_heaps(args_heap=None) -> List[mm.MMHeap]: + if args_heap: + return [mm.MMHeap(gdb.parse_and_eval(args_heap))] + return mm.get_heaps() + + +def parse_memdump_log(logfile, filters=None) -> Generator[MMNodeDump, None, None]: + nodes = [] + + class DumpNode(MMNodeDump): + def __init__(self, address, nodesize, seqno, pid, backtrace, is_free, overhead): + # C code dump the start address of the node, convert it the actual start address + self.address = address - overhead + self.nodesize = nodesize + self.seqno = seqno + self.pid = pid + self.backtrace = backtrace + self.overhead = overhead + self.is_free = False + self.from_pool = False + + def __repr__(self) -> str: + return f"node@{self.address:#x}: size:{self.nodesize} seq:{self.seqno} pid:{self.pid} " + + def contains(self, addr: int) -> bool: + return self.address <= addr < self.address + self.nodesize + + @property + def prevnode(self): + return next( + (node for node in nodes if node.contains(self.address - 1)), None + ) + + @property + def nextnode(self): + address = self.address + self.nodesize # address of the next node + return next( + (node for node in nodes if node.address == address), + None, + ) + + with open(logfile, "r", errors="ignore") as f: + for line in f: + match = re.search( + r"(\d+)\s+(\d+)\s+(\d+)\s+(\d+)((?:\s+0x[0-9a-fA-F]+)+)", line + ) + if not match: + continue + + try: + pid = int(match.group(1)) + size = int(match.group(2)) + overhead = int(match.group(3)) + seq = int(match.group(4)) + addresses = match.group(5).split() + addr = int(addresses[0], base=16) + mem = tuple(int(addr, base=16) for addr in addresses[1:]) + nodes.append(DumpNode(addr, size, seq, pid, mem, False, overhead)) + except Exception as e: + print(f"Error parsing line: {line}, {e}") + + return filter(filter_node(**filters), nodes) if filters else nodes + + +class MMDump(gdb.Command): + """Dump memory manager heap""" + + def __init__(self): + super().__init__("mm dump", gdb.COMMAND_USER) + # define memdump as mm dump + utils.alias("memdump", "mm dump") + + def parse_args(self, arg): + parser = argparse.ArgumentParser(description=self.__doc__) + parser.add_argument( + "-a", + "--address", + type=str, + default=None, + help="Find the node that contains the address and exit", + ) + + parser.add_argument( + "-l", + "--log", + type=str, + default=None, + help="Use the memdump log file generated by memdump command on device instead of live dump", + ) + + parser.add_argument( + "--heap", + type=str, + default=None, + help="Which heap to inspect", + ) + + parser.add_argument( + "-p", "--pid", type=int, default=None, help="Thread PID, -1 for mempool" + ) + parser.add_argument( + "-i", "--min", type=int, default=None, help="Minimum sequence number" + ) + parser.add_argument( + "-x", "--max", type=int, default=None, help="Maximum sequence number" + ) + parser.add_argument("--free", action="store_true", help="Free flag") + parser.add_argument("--biggest", action="store_true", help="biggest allocated") + parser.add_argument( + "--orphan", action="store_true", help="Filter nodes that are orphan" + ) + parser.add_argument( + "--top", type=int, default=None, help="biggest top n, default to all" + ) + parser.add_argument( + "--size", type=int, default=None, help="Node block size filter." + ) + parser.add_argument( + "--no-pool", + "--nop", + action="store_true", + help="Exclude dump from memory pool", + ) + parser.add_argument( + "--no-heap", "--noh", action="store_true", help="Exclude heap dump" + ) + parser.add_argument( + "--no-group", "--nog", action="store_true", help="Do not group the nodes" + ) + parser.add_argument( + "--no-backtrace", + "--nob", + action="store_true", + help="Do not print backtrace", + ) + parser.add_argument( + "--no-reverse", + "--nor", + action="store_true", + help="Do not reverse the sort result", + ) + parser.add_argument( + "--no-pid", type=int, default=None, help="Exclude nodes from this PID" + ) + + # add option to sort the node by size or count + parser.add_argument( + "--sort", + type=str, + choices=["size", "nodesize", "count", "seq", "address"], + default="count", + help="sort the node by size(nodesize * count), nodesize, count or sequence number", + ) + + try: + return parser.parse_args(gdb.string_to_argv(arg)) + except SystemExit: + return + + def find_address(self, addr, heap=None, log=None): + """Find the node that contains the address from memdump log or live dump.""" + addr = int(gdb.parse_and_eval(addr)) + if log: + nodes = parse_memdump_log(log) + node = next((node for node in nodes if node.contains(addr)), None) + else: + heaps = [mm.MMHeap(gdb.parse_and_eval(heap))] if heap else mm.get_heaps() + + # Find pool firstly + node = next( + (blk for pool in mm.get_pools(heaps) if (blk := pool.find(addr))), None + ) + + # Try heap if not found in pool + node = node or next( + (node for heap in heaps if (node := heap.find(addr))), None + ) + + return addr, node + + def collect_nodes(self, heap, log=None, filters=None): + if log: + nodes = parse_memdump_log(log, filters=filters) + else: + heaps = [mm.MMHeap(gdb.parse_and_eval(heap))] if heap else mm.get_heaps() + nodes = dump_nodes(heaps, filters) + + return nodes + + @utils.dont_repeat_decorator + def invoke(self, arg: str, from_tty: bool) -> None: + if not (args := self.parse_args(arg)): + return + + print_header() + + pids = [int(tcb["pid"]) for tcb in utils.get_tcbs()] + + def printnode(node, count): + print_node(node, node.pid in pids, count, no_backtrace=args.no_backtrace) + + # Find the node by address, find directly and then quit + if args.address: + addr, node = self.find_address(args.address, args.heap, args.log) + if not node: + print(f"Address {addr:#x} not found in any heap") + else: + source = "Pool" if node.from_pool else "Heap" + printnode(node, 1) + print(f"{addr: #x} found belongs to {source} - {node}") + + if node.prevnode: + print(f"prevnode: {node.prevnode}") + if node.nextnode: + print(f"nextnode: {node.nextnode}") + return + + filters = { + "pid": args.pid, + "nodesize": args.size, + "used": not args.free, + "free": args.free, + "seqmin": args.min, + "seqmax": args.max, + "orphan": args.orphan, + "no_heap": args.no_heap, + "no_pool": args.no_pool, + "no_pid": args.no_pid, + } + + nodes = self.collect_nodes(args.heap, log=args.log, filters=filters) + + sort_method = { + "count": lambda node: 1, + "size": lambda node: node.nodesize, + "nodesize": lambda node: node.nodesize, + "seq": lambda node: node.seqno, + "address": lambda node: node.address, + } + + def sort_nodes(nodes, sort=None): + sort = sort or args.sort + nodes = sorted(nodes, key=sort_method[sort], reverse=not args.no_reverse) + if args.top is not None: + nodes = nodes[: args.top] if args.top > 0 else nodes[args.top :] + return nodes + + if args.biggest: + # Dump the biggest node is same as sort by nodesize and do not group them + args.sort = "nodesize" + args.no_group = True + + if args.no_group: + # Print nodes without grouping + nodes = list(nodes) + + for node in sort_nodes(nodes): + printnode(node, 1) + + gdb.write(f"Total blks: {len(nodes)}\n") + else: + # Group the nodes and then print + + grouped: Dict[MMNodeDump, MMNodeDump] = defaultdict(list) + grouped = group_nodes(nodes) + + # Replace the count and size to count grouped nodes + sort_method["count"] = lambda node: len(grouped[node]) + sort_method["size"] = lambda node: node.nodesize * len(grouped[node]) + total_blk = total_size = 0 + for node in sort_nodes(grouped.keys()): + count = len(grouped[node]) + total_blk += count + if node.pid != mm.PID_MM_MEMPOOL: + total_size += count * node.nodesize + printnode(node, count) + + print(f"Total {total_blk} blks, {total_size} bytes") + + +class MMfrag(gdb.Command): + """Show memory fragmentation rate""" + + def __init__(self): + super().__init__("mm frag", gdb.COMMAND_USER) + utils.alias("memfrag", "mm frag") + + @utils.dont_repeat_decorator + def invoke(self, args, from_tty): + parser = argparse.ArgumentParser(description=self.__doc__) + parser.add_argument( + "--heap", + type=str, + default=None, + help="Which heap to inspect", + ) + + try: + args = parser.parse_args(gdb.string_to_argv(args)) + except SystemExit: + return None + + for heap in get_heaps(args.heap): + nodes = list( + sorted(heap.nodes_free(), key=lambda node: node.nodesize, reverse=True) + ) + if not nodes: + gdb.write(f"{heap}: no free nodes\n") + continue + + freesize = sum(node.nodesize for node in nodes) + remaining = freesize + fragrate = 0 + + for node in nodes: + fragrate += (1 - (node.nodesize / remaining)) * ( + node.nodesize / freesize + ) + remaining -= node.nodesize + + fragrate = fragrate * 1000 + gdb.write( + f"{heap.name}@{heap.address:#x}, fragmentation rate:{fragrate:.2f}," + f" heapsize: {heap.heapsize}, free size: {freesize}," + f" free count: {len(nodes)}, largest: {nodes[0].nodesize}\n" + ) + + +class MMMap(gdb.Command): + """Generate memory map image to visualize memory layout""" + + def __init__(self): + self.np = utils.import_check("numpy", errmsg="Please pip install numpy\n") + self.plt = utils.import_check( + "matplotlib", "pyplot", errmsg="Please pip install matplotlib\n" + ) + self.math = utils.import_check("math") + if not self.np or not self.plt or not self.math: + return + + super().__init__("mm map", gdb.COMMAND_USER) + utils.alias("memmap", "mm map") + + def save_memory_map(self, nodes: List[MMNodeDump], output_file): + mallinfo = sorted(nodes, key=lambda node: node.address) + start = mallinfo[0].address + size = mallinfo[-1].address - start + order = self.math.ceil(size**0.5) + img = self.np.zeros([order, order]) + + for node in mallinfo: + addr = node.address + size = node.nodesize + start_index = addr - start + end_index = start_index + size + img.flat[start_index:end_index] = 1 + self.math.log2(node.seqno + 1) + + self.plt.imsave(output_file, img, cmap=self.plt.get_cmap("Greens")) + + def parse_arguments(self, argv): + parser = argparse.ArgumentParser(description=self.__doc__) + parser.add_argument( + "-o", "--output", type=str, default=None, help="img output file" + ) + parser.add_argument( + "--heap", type=str, help="Which heap's pool to show", default=None + ) + + try: + args = parser.parse_args(argv) + except SystemExit: + return None + + return args + + @utils.dont_repeat_decorator + def invoke(self, args, from_tty): + if not (args := self.parse_arguments(gdb.string_to_argv(args))): + return + + for heap in get_heaps(args.heap): + name = heap.name or f"heap@{heap.address:#x}" + output = args.output or f"{name}.png" + self.save_memory_map(heap.nodes_used(), output) + gdb.write(f"Memory map saved to {output}\n") + + +class MMVisualize(gdb.Command): + """Generates a memory treemap, showing all backtrace statistics""" + + def __init__(self): + self.backtrace_depth = mm.CONFIG_MM_RECORD_STACK + if self.backtrace_depth <= 0: + gdb.write( + "Without mm record backtrace enabled, visualization is not possible" + ) + return + + super().__init__("mm visualize", gdb.COMMAND_USER) + utils.alias("memvisualize", "mm visualize") + self.px = utils.import_check( + "plotly.express", errmsg="Please pip install plotly\n" + ) + self.pd = utils.import_check("pandas", errmsg="Please pip install pandas\n") + + @utils.dont_repeat_decorator + def invoke(self, args, from_tty): + parser = argparse.ArgumentParser(description=self.__doc__) + parser.add_argument( + "-o", + "--output", + type=str, + default="mm_visualize", + help="html output file", + ) + parser.add_argument( + "--heap", type=str, help="Which heap's pool to show", default=None + ) + + try: + args = parser.parse_args(gdb.string_to_argv(args)) + except SystemExit: + return + + nodes = mm.get_nodes_dict() + df = self.pd.DataFrame.from_records(nodes) + + # Only show used nodes, exclude all free nodes + df = df[~df["free"]] + + # Merge all nodes with the same pid and backtrace + df = ( + df.groupby(["backtrace", "pid"], as_index=False) + .agg( + { + "name": lambda x: x.iloc[0], + "address": "any", + "size": "sum", + "pid": "first", + "from_pool": "first", + } + ) + .reset_index() + ) + + for i in range(self.backtrace_depth): + df[f"stack_{i}"] = df["backtrace"].apply( + lambda x: "Unkown" if not x[i] else utils.Symbol(x[i]).func + ) + + # Drop the backtrace column + df = df.drop(columns=["backtrace"]) + + # Reorder the backtrace to ensure it is displayed in the correct format in the UI. + # For example, a,b,c,0,U,U,U,U generates U,U,U,U,U,a,b,c + stack_columns = [f"stack_{i}" for i in range(8)] + for index, row in df.iterrows(): + stack_values = row[stack_columns].tolist() + unknowns = [val for val in stack_values if val == "Unkown"] + non_unknowns = [val for val in stack_values if val != "Unkown"] + new_stack_values = unknowns + non_unknowns + df.loc[index, stack_columns] = new_stack_values + + # Generate the treemap + stack_cols = [f"stack_{i}" for i in range(self.backtrace_depth - 1, -1, -1)] + fig = self.px.treemap( + df, + path=stack_cols, + values="size", + hover_data=["pid", "from_pool"], + title="Memory Allocation", + ) + + fig.update_layout( + margin=dict(t=50, l=25, r=25, b=25), + coloraxis_colorbar=dict(title="Size (bytes)"), + ) + fig.update_traces( + maxdepth=3, + texttemplate="%{label}
%{value:,d} bytes", + textposition="middle center", + marker=dict(line=dict(width=1, color="DarkGray")), + ) + + path = args.output + ".html" + fig.write_html(path) + gdb.write(f"Memory map saved to Memory visualizations saved to {path}\n") + + +class MMFree(gdb.Command): + """Show heap statistics, same as device command free""" + + def __init__(self): + super().__init__("mm free", gdb.COMMAND_USER) + utils.alias("free", "mm free") + + @utils.dont_repeat_decorator + def invoke(self, args, from_tty): + heaps = mm.get_heaps() + + formatter = "{:<20} {:<10} {:<10} {:<10} {:<10} {:<10} {:<10} {:<10}" + header = ( + "name", + "total", + "used", + "free", + "maxused", + "maxfree", + "nused", + "nfree", + ) + + print(formatter.format(*header)) + mm_heap_s = utils.lookup_type("struct mm_heap_s") + for heap in heaps: + heap_free = heap_used = 0 + total_size = max_free = nused = nfree = 0 + for node in heap.nodes: + nodesize = node.nodesize + total_size += nodesize + + if node.is_free: + nfree += 1 + heap_free += nodesize + max_free = max(max_free, nodesize) + else: + heap_used += nodesize + nused += 1 + + mempool_total = 0 + mempool_maxused = 0 + mempool_used = 0 + mempool_nused = 0 + mempool_nfree = 0 + mempool_free = 0 + + if mm_pool := heap.mm_mpool: + mpool = mm.MemPoolMultiple(mm_pool) + + for chunk in mpool.chunks: + mempool_total += int(chunk.end) - int(chunk.start) + + for pool in mpool.pools: + mempool_maxused += pool.total + for blk in pool.blks: + if blk.is_free: + mempool_free += blk.nodesize + mempool_nfree += 1 + else: + mempool_used += blk.nodesize + mempool_nused += 1 + + total = heap.heapsize + mm_heap_s.sizeof + heap_used += mm_heap_s.sizeof # struct overhead + + print( + formatter.format( + heap.name, + total, + heap_used - mempool_free, + heap_free + mempool_free, + int(heap.mm_maxused), + max_free, + nused, + nfree, + ) + ) + + if mempool_total: + print( + formatter.format( + f"{heap.name}@mempool", + mempool_total, + mempool_used, + mempool_total - mempool_used, + mempool_maxused, + mempool_total - mempool_maxused, + mempool_nused, + mempool_nfree, + ) + ) + + +class NxMemoryRange(gdb.Command): + """Show RAM range of heap and sections""" + + def __init__(self): + super().__init__("mm range", gdb.COMMAND_USER) + utils.alias("memrange", "mm range") + + @utils.dont_repeat_decorator + def invoke(self, arg, from_tty): + parser = argparse.ArgumentParser(description=self.__doc__) + parser.add_argument("--heap-only", action="store_true", help="Heap only") + parser.add_argument( + "--globals-only", action="store_true", help="Global variables only" + ) + + try: + args = parser.parse_args(gdb.string_to_argv(arg)) + except SystemExit: + return + + memrange = mm.get_memrange(None, args.heap_only, args.globals_only) + if not memrange: + print("No memory range found") + return + + header = ("start", "end", "size", "size(kB)") + formatter = "{:<20} {:<20} {:<20} {:<20}" + print(formatter.format(*header)) + for start, end in memrange: + length = end - start + print( + formatter.format(hex(start), hex(end), length, f"{length / 1024: .1f}") + ) + + +class NxDumpRAM(gdb.Command): + """Dump memory to file, similar to GDB dump memory""" + + def __init__(self): + super().__init__("dump ram", gdb.COMMAND_USER) + + @utils.dont_repeat_decorator + def invoke(self, arg: str, from_tty: bool) -> None: + parser = argparse.ArgumentParser(description=self.__doc__) + parser.add_argument( + "-o", "--output", help="Memory dump output directory", default="memdump" + ) + parser.add_argument("-r", "--memrange", type=str, default=None) + parser.add_argument("--heap-only", action="store_true", help="Heap only") + parser.add_argument( + "--globals-only", action="store_true", help="Global variables only" + ) + + try: + args = parser.parse_args(gdb.string_to_argv(arg)) + except SystemExit: + return + + memrange = mm.get_memrange(args.memrange, args.heap_only, args.globals_only) + if not memrange: + print("No memory range found") + return + + # Enable trust-readonly flag to try to read from elf file if possible + gdb.execute("set trust-readonly-sections on") + + print(f"Dumping memory to {args.output}") + os.makedirs(args.output, exist_ok=True) + + for start, end in memrange: + print(f"Dumping memory range {start:#x} - {end:#x}") + try: + data = gdb.selected_inferior().read_memory(start, end - start) + output = os.path.join(args.output, f"{start:#x}.bin") + except gdb.MemoryError: + print(f"Failed to read memory range {start:#x} - {end:#x}") + continue + + with open(output, "wb") as f: + f.write(data) + + +class NxMemoryFind(gdb.Command): + """Find memory address by pattern""" + + def __init__(self): + super().__init__("mm find", gdb.COMMAND_USER) + utils.alias("memfind", "mm find") + + @utils.dont_repeat_decorator + def invoke(self, arg: str, from_tty: bool) -> None: + parser = argparse.ArgumentParser(description=self.__doc__) + parser.add_argument("pattern", type=str, help="Pattern to search") + parser.add_argument("-r", "--memrange", type=str, default=None) + parser.add_argument("--heap-only", action="store_true", help="Heap only") + parser.add_argument( + "--globals-only", action="store_true", help="Global variables only" + ) + + try: + args = parser.parse_args(gdb.string_to_argv(arg)) + except SystemExit: + return + + if args.pattern.startswith('"') and args.pattern.endswith('"'): + # Search for string + value = bytes(args.pattern[1:-1], "utf-8") + else: + # Convert to a number + value = utils.parse_arg(args.pattern) + value = value.to_bytes((value.bit_length() + 7) // 8, "little") + + print(f"Searching for pattern {binascii.hexlify(value)} in memory") + pattern = re.compile(value) + + memrange = mm.get_memrange(args.memrange, args.heap_only, args.globals_only) + for start, end in memrange: + try: + data = bytes(gdb.selected_inferior().read_memory(start, end - start)) + except gdb.MemoryError: + print(f"Failed to read memory range {start:#x} - {end:#x}") + continue + + matches = [match.start() for match in pattern.finditer(data)] + for offset in matches: + print(f"Found pattern @ {offset + start:#x}") + print("Done") diff --git a/tools/pynuttx/nxgdb/memleak.py b/tools/pynuttx/nxgdb/memleak.py new file mode 100644 index 0000000000000000000000000000000000000000..8cd131260b923865bc1e2902b63fae8228c40c05 --- /dev/null +++ b/tools/pynuttx/nxgdb/memleak.py @@ -0,0 +1,240 @@ +############################################################################ +# tools/pynuttx/nxgdb/memleak.py +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +import bisect +import json +import time +from os import path +from typing import Dict, Generator, List, Tuple + +import gdb + +from . import memdump, mm, utils + + +class GlobalNode(memdump.MMNodeDump): + def __init__(self, address: int, nodesize: int): + self.address = address + self.nodesize = nodesize + self.pid = None + self.seqno = None + self.overhead = 0 + self.backtrace = () + + def __repr__(self): + return f"GlobalVar@{self.address:x}:{self.nodesize}Bytes" + + def contains(self, addr: int) -> bool: + pass + + def read_memory(self) -> memoryview: + return gdb.selected_inferior().read_memory(self.address, self.nodesize) + + +class MMLeak(gdb.Command): + """Dump memory manager heap""" + + def __init__(self): + self.elf = utils.import_check( + "elftools.elf.elffile", "ELFFile", "Please pip install pyelftools\n" + ) + if not self.elf: + return + + super().__init__("mm leak", gdb.COMMAND_USER) + utils.alias("memleak", "mm leak") + + def global_nodes(self) -> List[GlobalNode]: + cache = path.join( + path.dirname(path.abspath(gdb.objfiles()[0].filename)), + f"{utils.get_elf_md5()}-globals.json", + ) + + nodes: List[GlobalNode] = [] + + if path.isfile(cache): + with open(cache, "r") as f: + variables = json.load(f) + for var in variables: + nodes.append(GlobalNode(var["address"], var["size"])) + return nodes + + longsize = utils.get_long_type().sizeof + for objfile in gdb.objfiles(): + elf = self.elf.load_from_path(objfile.filename) + symtab = elf.get_section_by_name(".symtab") + symbols = filter( + lambda s: s["st_info"]["type"] == "STT_OBJECT" + and s["st_size"] >= longsize, + symtab.iter_symbols(), + ) + + for symbol in symbols: + size = symbol["st_size"] // longsize * longsize + address = symbol["st_value"] + nodes.append(GlobalNode(address, size)) + + with open(cache, "w") as f: + variables = [ + {"address": node.address, "size": node.nodesize} for node in nodes + ] + str = utils.jsonify(variables) + f.write(str) + + return nodes + + def collect_leaks( + self, heaps: List[mm.MMHeap] + ) -> Dict[memdump.MMNodeDump, List[memdump.MMNodeDump]]: + t = time.time() + print("Loading globals from elf...", flush=True, end="") + good_nodes = self.global_nodes() # Global memory are all good. + print(f" {time.time() - t:.2f}s", flush=True, end="\n") + + nodes_dict: Dict[int, memdump.MMNodeDump] = {} + sorted_addr = set() + t = time.time() + print("Gather memory nodes...", flush=True, end="") + + heap_guards = [ + item + for heap in heaps + for start, end in heap.regions + for item in (start, end) + ] + + for node in memdump.dump_nodes( + heaps, {"no_pid": mm.PID_MM_MEMPOOL, "used": True} + ): + if node in heap_guards: + continue + + nodes_dict[node.address] = node + sorted_addr.add(node.address) + + sorted_addr = sorted(sorted_addr) + print(f" {time.time() - t:.2f}s", flush=True, end="\n") + + regions = [ + {"start": start.address, "end": end.address} + for heap in heaps + for start, end in heap.regions + ] + + longsize = utils.get_long_type().sizeof + + checked_ptr = {} + + def pointers(node: memdump.MMNodeDump) -> Generator[int, None, None]: + # Return all possible pointers stored in this node + size = node.nodesize - node.overhead + memory = node.read_memory() + prev_mem = None + while size > 0: + size -= longsize + mem = memory[size : size + longsize] + if mem == prev_mem: + continue + + prev_mem = mem + ptr = int.from_bytes(mem, "little") + if ptr in checked_ptr: + continue + + checked_ptr[ptr] = True + + if any(region["start"] <= ptr < region["end"] for region in regions): + yield ptr + + print("Leak analyzing...", flush=True, end="") + t = time.time() + for good in good_nodes: + if not sorted_addr: # All nodes are checked + break + for ptr in pointers(good): + if not (idx := bisect.bisect_right(sorted_addr, ptr)): + continue + + node = nodes_dict[sorted_addr[idx - 1]] + if node.contains(ptr): + del sorted_addr[idx - 1] + good_nodes.append(node) + + print(f" {time.time() - t:.2f}s", flush=True, end="\n") + + return memdump.group_nodes((nodes_dict[addr] for addr in sorted_addr)) + + def _iterate_leaks( + self, nodes: Dict[memdump.MMNodeDump, List[memdump.MMNodeDump]] + ) -> Generator[Tuple[memdump.MMNodeDump, bool, int], None, None]: + pids = [int(tcb["pid"]) for tcb in utils.get_tcbs()] + + def is_pid_alive(pid): + return pid in pids + + for node in nodes.keys(): + count = len(nodes[node]) + yield node, is_pid_alive(node.pid), count + + @utils.dont_repeat_decorator + def invoke(self, arg: str, from_tty: bool) -> None: + heaps = memdump.get_heaps("g_mmheap") + + leak_nodes = self.collect_leaks(heaps) + memdump.print_header() + total_blk = total_size = 0 + for node, alive, count in self._iterate_leaks(leak_nodes): + total_blk += count + total_size += count * node.nodesize + memdump.print_node(node, alive, count=count) + + print(f"Leaked {total_blk} blks, {total_size} bytes") + + def diagnose(self, *args, **kwargs): + heaps = memdump.get_heaps("g_mmheap") + leak_nodes = self.collect_leaks(heaps) + total_blk = total_size = 0 + data = [] + for node, alive, count in self._iterate_leaks(leak_nodes): + total_blk += count + total_size += count * node.nodesize + info = { + "count": count, + "pid": node.pid, + "size": node.nodesize, + "address": node.address, + "seqno": node.seqno, + "alive": alive, + "backtrace": [], + } + + if mm.CONFIG_MM_BACKTRACE and node.backtrace and node.backtrace[0]: + info["backtrace"] = utils.Backtrace(node.backtrace) + data.append(info) + + return { + "title": "Memory Leak Report", + "summary": f"Total {total_blk} blks, {total_size} bytes leaked", + "result": "fail" if total_blk else "pass", + "command": "mm leak", + "data": data, + } diff --git a/tools/pynuttx/nxgdb/mm.py b/tools/pynuttx/nxgdb/mm.py new file mode 100644 index 0000000000000000000000000000000000000000..1d25eef1f5168016768a5b7a04d5cf1fcf8d9bbb --- /dev/null +++ b/tools/pynuttx/nxgdb/mm.py @@ -0,0 +1,829 @@ +############################################################################ +# tools/pynuttx/nxgdb/mm.py +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +from __future__ import annotations + +import argparse +from typing import Generator, List, Tuple + +import gdb + +from . import lists, utils +from .protocols import mm as p +from .utils import Value + +# Note we use mm_freenode_s to check if CONFIG_MM_BACKTRACE is enabled instead +# of utils.get_symbol_value("CONFIG_MM_BACKTRACE") because the latter may report +# wrong value on some platforms. + +CONFIG_MM_BACKTRACE = utils.get_field_nitems("struct mm_freenode_s", "backtrace") +CONFIG_MM_BACKTRACE_PID = utils.has_field("struct mm_freenode_s", "pid") +CONFIG_MM_BACKTRACE_SEQNO = utils.has_field("struct mm_freenode_s", "seqno") + +if CONFIG_MM_BACKTRACE is None: + # For backward compatibility, use 0 to indicate backtrace is disabled + # but pid, seqno is used + CONFIG_MM_BACKTRACE = ( + 0 if CONFIG_MM_BACKTRACE_PID or CONFIG_MM_BACKTRACE_SEQNO else -1 + ) + +PID_MM_INVALID = -100 +PID_MM_MEMPOOL = -1 + + +class MemPoolBlock: + """ + Memory pool block instance. + """ + + MAGIC_ALLOC = 0x5555_5555 + + mempool_backtrace_s = utils.lookup_type("struct mempool_backtrace_s") + + def __init__(self, addr: int, blocksize: int, overhead: int) -> None: + """ + Initialize the memory pool block instance. + block: must be start address of the block, + blocksize: block size without backtrace overhead, + overhead: backtrace overhead size. + """ + self.overhead = overhead + self.from_pool = True + self.is_orphan = False + self.address = addr + self.blocksize = int(blocksize) + self.nodesize = int(blocksize) + self.overhead + # Lazy evaluation + self._backtrace = self._pid = self._seqno = self._magic = self._blk = None + + def __repr__(self) -> str: + return f"block@{hex(self.address)},size:{self.blocksize},seqno:{self.seqno},pid:{self.pid}" + + def __str__(self) -> str: + return self.__repr__() + + def __hash__(self) -> int: + return hash((self.pid, self.nodesize, self.backtrace)) + + def __eq__(self, value: MemPoolBlock) -> bool: + return ( + self.pid == value.pid + and self.nodesize == value.nodesize + and self.backtrace == value.backtrace + ) + + def contains(self, address: int) -> bool: + """Check if the address is in block's range, excluding overhead""" + return self.address <= address < self.address + self.blocksize + + @property + def blk(self) -> p.MemPoolBlock: + if not self._blk: + addr = int(self.address) + self.blocksize + self._blk = ( + gdb.Value(addr).cast(self.mempool_backtrace_s.pointer()).dereference() + ) + return self._blk + + @property + def is_free(self) -> bool: + if CONFIG_MM_BACKTRACE < 0: + return False + + if not self._magic: + self._magic = int(self.blk["magic"]) + + return self._magic != self.MAGIC_ALLOC + + @property + def seqno(self) -> int: + if not self._seqno: + self._seqno = ( + int(self.blk["seqno"]) if CONFIG_MM_BACKTRACE_SEQNO else PID_MM_INVALID + ) + return self._seqno + + @property + def pid(self) -> int: + if not self._pid: + self._pid = ( + int(self.blk["pid"]) if CONFIG_MM_BACKTRACE_PID else PID_MM_INVALID + ) + return self._pid + + @property + def backtrace(self) -> Tuple[int]: + if CONFIG_MM_BACKTRACE <= 0: + return () + + if not self._backtrace: + self._backtrace = tuple( + int(self.blk["backtrace"][i]) for i in range(CONFIG_MM_BACKTRACE) + ) + return self._backtrace + + @property + def prevnode(self) -> MemPoolBlock: + addr = self.address - self.nodesize + return MemPoolBlock(addr, self.blocksize, self.overhead) + + @property + def nextnode(self) -> MemPoolBlock: + addr = self.address + self.nodesize + return MemPoolBlock(addr, self.blocksize, self.overhead) + + def read_memory(self) -> memoryview: + return gdb.selected_inferior().read_memory(self.address, self.blocksize) + + +class MemPool(Value, p.MemPool): + """ + Memory pool instance. + """ + + def __init__(self, mpool: Value, name=None) -> None: + if mpool.type.code == gdb.TYPE_CODE_PTR: + mpool = mpool.dereference() + super().__init__(mpool) + self._blksize = None + self._nfree = None + self._nifree = None + self._overhead = None + + def __repr__(self) -> str: + return f"{self.name}@{hex(self.address)},size:{self.size}/{self['blocksize']},nused:{self.nused},nfree:{self.nfree}" + + def __str__(self) -> str: + return self.__repr__() + + @property + def name(self) -> str: + try: + return self.procfs.name.string() + except Exception: + return "" + + @property + def memranges(self) -> Generator[Tuple[int, int], None, None]: + """Memory ranges of the pool""" + sq_entry_t = utils.lookup_type("sq_entry_t") + blksize = self.size + + if self.ibase: + blks = int(self.interruptsize) // blksize + base = int(self.ibase) + yield (base, base + blks * blksize) + + if not self.equeue.head: + return None + + # First queue has size of initialsize + ninit = int(self.initialsize) + ninit = ninit and (ninit - sq_entry_t.sizeof) // blksize + nexpand = (int(self.expandsize) - sq_entry_t.sizeof) // blksize + + for entry in lists.NxSQueue(self.equeue): + blks = ninit or nexpand + ninit = 0 + yield (int(entry) - blks * blksize, int(entry)) + + @property + def nqueue(self) -> int: + return lists.sq_count(self.equeue) + + @property + def size(self) -> int: + """Real block size including backtrace overhead""" + if not self._blksize: + blksize = self["blocksize"] + if CONFIG_MM_BACKTRACE >= 0: + mempool_backtrace_s = utils.lookup_type("struct mempool_backtrace_s") + size_t = utils.lookup_type("size_t") + align = ( + utils.get_symbol_value("CONFIG_MM_DEFAULT_ALIGNMENT") + or 2 * size_t.sizeof + ) + blksize = blksize + mempool_backtrace_s.sizeof + blksize = (blksize + align - 1) & ~(align - 1) + self._blksize = int(blksize) + return self._blksize + + @property + def overhead(self) -> int: + if not self._overhead: + self._overhead = self.size - int(self["blocksize"]) + return self._overhead + + @property + def nwaiter(self) -> int: + return -int(self.waitsem.semcount) if self.wait and self.expandsize == 0 else 0 + + @property + def nused(self) -> int: + return int(self.nalloc) + + @property + def free(self) -> int: + return (self.nfree + self.nifree) * self.size + + @property + def nfree(self) -> int: + if not self._nfree: + self._nfree = lists.sq_count(self.queue) + return self._nfree + self.nifree + + @property + def nifree(self) -> int: + """Interrupt pool free blocks count""" + if not self._nifree: + self._nifree = lists.sq_count(self.iqueue) + return self._nifree + + @property + def total(self) -> int: + nqueue = lists.sq_count(self.equeue) + sq_entry_t = utils.lookup_type("sq_entry_t") + blocks = self.nused + self.nfree + return int(nqueue * sq_entry_t.sizeof + blocks * self.size) + + @property + def blks(self) -> Generator[MemPoolBlock, None, None]: + """Iterate over all blocks in the pool""" + sq_entry_t = utils.lookup_type("sq_entry_t") + blksize = self.size # Real block size including backtrace overhead + blocksize = self["blocksize"] + + def iterate(entry, nblocks): + base = int(entry) - nblocks * blksize + while nblocks > 0: + yield MemPoolBlock(base, blocksize, self.overhead) + base += blksize + nblocks -= 1 + + if self.ibase: + blks = int(self.interruptsize) // blksize + yield from iterate(self.ibase + blks * blksize, blks) + + if not self.equeue.head: + return None + + # First queue has size of initialsize + ninit = int(self.initialsize) + ninit = ninit and (ninit - sq_entry_t.sizeof) // blksize + nexpand = (int(self.expandsize) - sq_entry_t.sizeof) // blksize + + for entry in lists.NxSQueue(self.equeue): + yield from iterate(entry, ninit or nexpand) + ninit = 0 + + def contains(self, address: int) -> Tuple[bool, Value]: + ranges = self.memranges + if not ranges: + return False, None + + for start, end in ranges: + if start <= address < end: + return True, None + + def find(self, address: int) -> Value: + """Find the block that contains the given address""" + sq_entry_t = utils.lookup_type("sq_entry_t") + blksize = self.size + blocksize = self["blocksize"] + + def get_blk(base): + blkstart = base + (address - base) // blksize * blksize + return MemPoolBlock(blkstart, blocksize, self.overhead) + + if self.ibase: + # Check if it belongs to interrupt pool + blks = int(self.interruptsize) // blksize + base = int(self.ibase) + if base <= address < base + blks * blksize: + return get_blk(base) + + if not self.equeue.head: + return None + + # First queue has size of initialsize + ninit = int(self.initialsize) + ninit = ninit and (ninit - sq_entry_t.sizeof) // blksize + nexpand = (int(self.expandsize) - sq_entry_t.sizeof) // blksize + + for entry in lists.NxSQueue(self.equeue): + blks = ninit or nexpand + ninit = 0 + base = int(entry) - blks * blksize + if base <= address < int(entry): + return get_blk(base) + + def blks_free(self) -> Generator[MemPoolBlock, None, None]: + """Iterate over all free blocks in the pool""" + blocksize = self["blocksize"] + for entry in lists.NxSQueue(self.queue): + yield MemPoolBlock(int(entry), blocksize, self.overhead) + + def blks_used(self) -> Generator[MemPoolBlock, None, None]: + """Iterate over all used blocks in the pool""" + return filter(lambda blk: not blk.is_free, self.blks) + + +class MemPoolMultiple(Value, p.MemPoolMultiple): + """ + Multiple level memory pool instance. + """ + + def __init__(self, mpool: Value, name=None) -> None: + if mpool.type.code == gdb.TYPE_CODE_PTR: + mpool = mpool.dereference() + super().__init__(mpool) + + def __repr__(self) -> str: + return f"Multiple Level Memory Pool: {self.address}" + + def __str__(self) -> str: + return self.__repr__() + + @property + def pools(self) -> Generator[MemPool, None, None]: + for pool in utils.ArrayIterator(self["pools"], self.npools): + yield MemPool(pool) + + @property + def free(self) -> int: + return sum(pool.free for pool in self.pools) + + @property + def chunks(self) -> Generator[MemPoolBlock, None, None]: + for chunk in lists.sq_for_every(self.chunk_queue): + chunk = chunk.cast(gdb.lookup_type("struct mpool_chunk_s")) + yield chunk + + +class MMNode(gdb.Value, p.MMFreeNode): + """ + One memory node in the memory manager heap, either free or allocated. + The instance is always dereferenced to the actual node. + """ + + MM_ALLOC_BIT = 0x1 + MM_PREVFREE_BIT = 0x2 + MM_MASK_BIT = MM_ALLOC_BIT | MM_PREVFREE_BIT + MM_SIZEOF_ALLOCNODE = utils.sizeof("struct mm_allocnode_s") + # Although preceding can locates in the previous node, we still count it as overhead + MM_ALLOCNODE_OVERHEAD = MM_SIZEOF_ALLOCNODE + MM_MIN_SHIFT = utils.log2ceil(utils.sizeof("struct mm_freenode_s")) + MM_MIN_CHUNK = 1 << MM_MIN_SHIFT + + def __init__(self, node: gdb.Value): + if node.type.code == gdb.TYPE_CODE_PTR: + node = node.dereference() + self._backtrace = None + self._address = None + self._nodesize = None + super().__init__(node) + + def __repr__(self): + return ( + f"{hex(self.address)}({'F' if self.is_free else 'A'}{'F' if self.is_prev_free else 'A'})" + f" size:{self.nodesize}/{self.prevsize if self.is_prev_free else '-'}" + f" seq:{self.seqno} pid:{self.pid} " + ) + + def __str__(self) -> str: + return self.__repr__() + + def __hash__(self) -> int: + return hash((self.pid, self.nodesize, self.backtrace)) + + def __eq__(self, value: MMNode) -> bool: + return ( + self.pid == value.pid + and self.nodesize == value.nodesize + and self.backtrace == value.backtrace + ) + + def contains(self, address): + """Check if the address is in node's range, excluding overhead""" + return self.address + self.overhead <= address < self.address + self.nodesize + + def read_memory(self): + addr = int(self.address) + MMNode.MM_ALLOCNODE_OVERHEAD + size = self.nodesize - MMNode.MM_ALLOCNODE_OVERHEAD + return gdb.selected_inferior().read_memory(addr, size) + + @property + def address(self) -> int: + """Change 'void *' to int""" + if not self._address: + self._address = int(super().address) + return self._address + + @property + def prevsize(self) -> int: + """Size of preceding chunk size""" + return int(self["preceding"]) & ~MMNode.MM_MASK_BIT + + @property + def nodesize(self) -> int: + """Size of this chunk, including overhead""" + if not self._nodesize: + self._nodesize = int(self["size"]) & ~MMNode.MM_MASK_BIT + return self._nodesize + + @property + def usersize(self) -> int: + """Size of this chunk, excluding overhead""" + return self.nodesize - MMNode.MM_ALLOCNODE_OVERHEAD + + @property + def flink(self): + # Only free node has flink and blink + return MMNode(self["flink"]) if self.is_free and self["flink"] else None + + @property + def blink(self): + # Only free node has flink and blink + return MMNode(self["blink"]) if self.is_free and self["blink"] else None + + @property + def pid(self) -> int: + if CONFIG_MM_BACKTRACE_PID: + return int(self["pid"]) + return PID_MM_INVALID + + @property + def seqno(self) -> int: + return int(self["seqno"]) if CONFIG_MM_BACKTRACE_SEQNO else -1 + + @property + def backtrace(self) -> List[Tuple[int, str, str]]: + if CONFIG_MM_BACKTRACE <= 0: + return () + + if not self._backtrace: + self._backtrace = tuple( + int(self["backtrace"][i]) for i in range(CONFIG_MM_BACKTRACE) + ) + return self._backtrace + + @property + def prevnode(self) -> MMNode: + if not self.is_prev_free: + return None + + addr = int(self.address) - self.prevsize + type = utils.lookup_type("struct mm_freenode_s").pointer() + return MMNode(gdb.Value(addr).cast(type)) + + @property + def nextnode(self) -> MMNode: + if not self.nodesize: + gdb.write(f"\n\x1b[31;1m Node corrupted: {self} \x1b[m\n") + return None + + addr = int(self.address) + self.nodesize + type = utils.lookup_type("struct mm_freenode_s").pointer() + # Use gdb.Value for better performance + return MMNode(gdb.Value(addr).cast(type)) + + @property + def is_free(self) -> bool: + return not self["size"] & MMNode.MM_ALLOC_BIT + + @property + def is_prev_free(self) -> bool: + return self["size"] & MMNode.MM_PREVFREE_BIT + + @property + def is_orphan(self) -> bool: + # Report orphaned node and node likely to be orphaned(free-used-used-free) + return self.is_prev_free or self.nextnode.is_free + + @property + def from_pool(self) -> bool: + return False + + @property + def overhead(self) -> int: + return MMNode.MM_ALLOCNODE_OVERHEAD + + +class MMHeap(Value, p.MMHeap): + """ + One memory manager heap. It may contains multiple regions. + """ + + def __init__(self, heap: Value, name=None) -> None: + mm_heap_s = utils.lookup_type("struct mm_heap_s") + if heap.type.code == gdb.TYPE_CODE_PTR: + heap = heap.dereference() + elif heap.type.code == gdb.TYPE_CODE_INT: + heap = gdb.Value(heap).cast(mm_heap_s.pointer()).dereference() + + if heap.type != mm_heap_s: + raise ValueError(f"Invalid heap type: {heap.type}") + + super().__init__(heap) + + self.name = name or "" + self._regions = None + + def __repr__(self) -> str: + regions = [ + f"{hex(start.address)}~{hex(end.address)}" for start, end in self.regions + ] + return f"{self.name}@{self.address}, {int(self.heapsize) / 1024 :.1f}kB {self.nregions}regions: {','.join(regions)}" + + def __str__(self) -> str: + return self.__repr__() + + @property + def curused(self) -> int: + return int(self.mm_curused) + + @property + def heapsize(self) -> int: + return int(self.mm_heapsize) + + @property + def free(self) -> int: + return self.heapsize - self.curused + + @property + def nregions(self) -> int: + return int(utils.get_field(self, "mm_nregions", default=1)) + + @property + def mm_mpool(self) -> Value: + return utils.get_field(self, "mm_mpool", default=None) + + @property + def regions(self) -> List[Tuple[MMNode, MMNode]]: + if not self._regions: + regions = self.nregions + self._regions = [] + for start, end in zip( + utils.ArrayIterator(self.mm_heapstart, regions), + utils.ArrayIterator(self.mm_heapend, regions), + ): + self._regions.append((MMNode(start), MMNode(end))) + return self._regions + + @property + def nodes(self) -> Generator[MMNode, None, None]: + for start, end in self.regions: + node = start + while node and node.address <= end.address: + yield node + node = node.nextnode + + def nodes_free(self) -> Generator[MMNode, None, None]: + return filter(lambda node: node.is_free, self.nodes) + + def nodes_used(self) -> Generator[MMNode, None, None]: + return filter(lambda node: not node.is_free, self.nodes) + + def contains(self, address: int) -> bool: + ranges = [[int(start.address), int(end.address)] for start, end in self.regions] + ranges[0][0] = int(self.address) # The heap itself is also in the range + return any(start <= address <= end for start, end in ranges) + + def find(self, address: int) -> MMNode: + for node in self.nodes: + if node.address <= address < node.address + node.nodesize: + return node + + +def get_heaps() -> List[MMHeap]: + # parse g_procfs_meminfo to get all heaps + heaps = [] + meminfo: p.ProcfsMeminfoEntry = utils.gdb_eval_or_none("g_procfs_meminfo") + if not meminfo and (heap := gdb.parse_and_eval("g_mmheap")): + heaps.append(MMHeap(heap)) + + while meminfo: + heaps.append(MMHeap(meminfo.heap, name=meminfo.name.string())) + meminfo = meminfo.next + + return heaps + + +def get_pools(heaps: List[Value] = []) -> Generator[MemPool, None, None]: + for heap in heaps or get_heaps(): + if not (mm_pool := heap.mm_mpool): + continue + + mpool = MemPoolMultiple(mm_pool) + for pool in mpool.pools: + yield pool + + +def memory_range(heap=True, globals=True) -> List[Tuple[int, int]]: + # Execute the GDB command to get section info + memranges = [] + if globals: + section = gdb.execute("maintenance info sections", to_string=True) + + # Parse the output to find sections with ALLOC and LOAD + for line in section.splitlines(): + if "ALLOC" in line and "READONLY" not in line: + parts = line.split() + start = int(parts[1].split("->")[0], 16) + end = int(parts[1].split("->")[1], 16) + if start == end: + continue + + memranges.append((start, end)) + + idle_topstack = int(gdb.parse_and_eval("g_idle_topstack")) + idle_stacksize = int(gdb.parse_and_eval("CONFIG_IDLETHREAD_STACKSIZE")) + memranges.append((idle_topstack - idle_stacksize, idle_topstack)) + + # Get heaps from memdump + if heap: + for heap in get_heaps(): + for i in range(heap.nregions): + start = int(heap["mm_heapstart"][i]) + end = int(heap["mm_heapend"][i]) + MMNode.MM_SIZEOF_ALLOCNODE + + if start == end: + continue + + # For the first region in the heap we need to compensate for the heap_s size + if i == 0: + start = int(heap.address) + + for r in memranges: + # If the address range is already in memranges, skip + if r[0] <= start and r[1] >= end: + break + # If the new address range includes a range in memranges, + # delete the old one and add the new one + elif start <= r[0] and end >= r[1]: + memranges.remove(r) + memranges.append((start, end)) + break + else: + memranges.append((start, end)) + return sorted(memranges, key=lambda x: x[0]) + + +def get_memrange( + rangestr: str = "", heap_only=False, globals_only=False +) -> List[Tuple[int, int]]: + """ + Parse memory range from string or get from heap and globals, + the string should be in the format of "start1,end1,attr1 start2,end2,attr2". + """ + if rangestr: + values = rangestr.replace('"', "").split(",") + memrange = [] + for i in range(0, len(values), 3): + start = utils.parse_arg(values[i]) + end = utils.parse_arg(values[i + 1]) + memrange.append((start, end)) + return memrange + else: + return memory_range(heap=not globals_only, globals=not heap_only) + + +def get_nodes_dict(): + """ + Return dict of all memory nodes, including memory pool. + """ + + # If there is a cached result, return it directly + if hasattr(get_nodes_dict, "_cached_nodes"): + return get_nodes_dict._cached_nodes + + nodes = [] + for heap in get_heaps(): + nodes.extend( + { + "name": heap.name, + "address": node.address, + "size": node.nodesize, + "seqno": node.seqno, + "pid": node.pid, + "free": node.is_free, + "from_pool": False, + "backtrace": node.backtrace, + } + for node in heap.nodes + ) + + for pool in get_pools([heap]): + nodes.extend( + { + "name": f"{heap.name}@{blk.nodesize}pool", + "address": blk.address, + "size": blk.nodesize, + "seqno": blk.seqno, + "pid": blk.pid, + "free": blk.is_free, + "from_pool": True, + "backtrace": blk.backtrace, + } + for blk in pool.blks + ) + + # Cache the result + get_nodes_dict._cached_nodes = nodes + return nodes + + +class MMHeapInfo(gdb.Command): + """Show basic heap information""" + + def __init__(self): + super().__init__("mm heap", gdb.COMMAND_USER) + + @utils.dont_repeat_decorator + def invoke(self, arg: str, from_tty: bool) -> None: + for heap in get_heaps(): + regions = [(start.address, end.address) for start, end in heap.regions] + gdb.write(f"{heap} - has {len(list(heap.nodes))} nodes, regions:") + gdb.write(" ".join(f"{hex(start)}~{hex(end)}" for start, end in regions)) + gdb.write("\n") + + +class MMPoolInfo(gdb.Command): + """Show basic heap information""" + + def __init__(self): + super().__init__("mm pool", gdb.COMMAND_USER) + utils.alias("mempool", "mm pool") + + @utils.dont_repeat_decorator + def invoke(self, arg: str, from_tty: bool) -> None: + parser = argparse.ArgumentParser(description="Dump memory pool information.") + parser.add_argument( + "--heap", type=str, help="Which heap's pool to show", default=None + ) + + try: + args = parser.parse_args(gdb.string_to_argv(arg)) + except SystemExit: + return + + heaps = [gdb.parse_and_eval(args.heap)] if args.heap else get_heaps() + if not (pools := list(get_pools(heaps))): + gdb.write("No pools found.\n") + return + + count = len(pools) + gdb.write(f"Total {count} pools\n") + + name_max = max(len(pool.name) for pool in pools) + 11 # 11: "@0x12345678" + formatter = ( + "{:>%d} {:>11} {:>9} {:>9} {:>9} {:>9} {:>9} {:>9} {:>9} {:>9}\n" % name_max + ) + head = ( + "", + "total", + "blocksize", + "bsize", + "overhead", + "nused", + "nfree", + "nifree", + "nwaiter", + "nqueue", + ) + + gdb.write(formatter.format(*head)) + for pool in pools: + gdb.write( + formatter.format( + f"{pool.name}@{pool.address:#x}", + pool.total, + pool.blocksize, + pool.size, + pool.overhead, + pool.nused, + pool.nfree, + pool.nifree, + pool.nwaiter, + pool.nqueue, + ) + ) diff --git a/tools/gdb/nuttxgdb/net.py b/tools/pynuttx/nxgdb/net.py similarity index 95% rename from tools/gdb/nuttxgdb/net.py rename to tools/pynuttx/nxgdb/net.py index 9942f5b762b358a6239aee39e8ba1fa502caa231..63e1d0a8750c1d36ae748338d486ad34b95aacb2 100644 --- a/tools/gdb/nuttxgdb/net.py +++ b/tools/pynuttx/nxgdb/net.py @@ -1,5 +1,7 @@ ############################################################################ -# tools/gdb/nuttxgdb/net.py +# tools/pynuttx/nxgdb/net.py +# +# SPDX-License-Identifier: Apache-2.0 # # Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with @@ -74,8 +76,8 @@ def socket_for_each_entry(proto): readahead = conn["readahead"] """ - g_active_connections = gdb.parse_and_eval("g_active_%s_connections" % proto) - for node in NxDQueue(g_active_connections, "struct socket_conn_s", "node"): + active_connections = gdb.parse_and_eval("g_active_%s_connections" % proto) + for node in NxDQueue(active_connections, "struct socket_conn_s", "node"): # udp_conn_s::socket_conn_s sconn yield utils.container_of( node, @@ -235,6 +237,7 @@ class NetStats(gdb.Command): except gdb.error as e: gdb.write("Failed to get UDP stats: %s\n" % e) + @utils.dont_repeat_decorator def invoke(self, args, from_tty): # Parse the arguments in a simple way if not args or "all" in args: @@ -279,13 +282,13 @@ class NetCheck(gdb.Command): result = max(result, ret) message.extend(msg) - return { - "title": "Netcheck Report", - "summary": "Net status check", - "result": "pass" if result else "fail", - "command": "netcheck", - "data": message, - } + return { + "title": "Netcheck Report", + "summary": "Net status check", + "result": "pass" if result else "fail", + "command": "netcheck", + "data": message, + } def check_iob(self): result = NetCheckResult.PASS @@ -311,6 +314,7 @@ class NetCheck(gdb.Command): finally: return result, message + @utils.dont_repeat_decorator def invoke(self, args, from_tty): if utils.get_symbol_value("CONFIG_MM_IOB"): result, message = self.check_iob() diff --git a/tools/pynuttx/nxgdb/noteram.py b/tools/pynuttx/nxgdb/noteram.py new file mode 100644 index 0000000000000000000000000000000000000000..85778c2d9b9a12b5768a1fb2e7ae31db3c61f749 --- /dev/null +++ b/tools/pynuttx/nxgdb/noteram.py @@ -0,0 +1,133 @@ +############################################################################ +# tools/pynuttx/nxgdb/noteram.py +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +import gdb + +try: + from nxelf.elf import ELFParser + from nxtrace.trace import NoteFactory +except SystemExit: + pass + +from . import utils + + +class NoteRam: + def __init__(self, driver_name: str): + """Initialize NoteRam object with driver structure""" + self.driver = None + self.buffer = None + self.bufsize = 0 + self.head = 0 + self.read = 0 + + self.driver = utils.gdb_eval_or_none(driver_name) + if not self.driver: + return + self.head = int(self.driver["header"]["head"]) + self.read = int(self.driver["header"]["read"]) + self.bufsize = int(self.driver["bufsize"]) + self.buffer = ( + gdb.selected_inferior() + .read_memory(self.driver["buffer"].cast("uintptr_t"), self.bufsize) + .tobytes() + ) + + def events(self): + """Generate events from circular buffer""" + if not self.buffer or not self.bufsize: + return + + uintptr_size = utils.sizeof("uintptr_t") + buffer, bufsize, head, read = ( + self.buffer, + self.bufsize, + self.head, + self.read, + ) + while (unread := (head - read) % bufsize) > 0: + event_len = int(buffer[read]) + if event_len <= 0 or event_len > unread: + raise BufferError( + f"Invalid event length: {event_len}, available space {unread}" + ) + end = read + event_len + event = bytes( + buffer[read:end] + if end <= bufsize + else buffer[read:bufsize] + buffer[: end % bufsize] + ) + yield event + read = ( + read + ((event_len + uintptr_size - 1) & ~(uintptr_size - 1)) + ) % bufsize + + +class NoteRamCommand(gdb.Command): + """GDB command to parse and dump noteram data into a Perfetto trace file""" + + def __init__(self): + if not utils.get_field_nitems("struct noteram_driver_s", "buffer"): + return + super().__init__("noteram", gdb.COMMAND_USER) + self.initialized = False + + def init_note_factory(self): + """Initialize NoteFactory once and only once""" + if self.initialized: + return True + if path := gdb.objfiles()[0].filename: + NoteFactory.init_instance(ELFParser(path), "trace.perfetto") + self.initialized = True + return True + return False + + def collect_notes(self): + """Collect and parse notes from noteram events""" + notes = [] + if not self.init_note_factory(): + print("NoteFactory initialization failed") + return notes + + noteram = NoteRam("g_noteram_driver") + if not noteram.buffer: + print("No valid noteram buffer") + return notes + + for idx, event in enumerate(noteram.events()): + try: + if note := NoteFactory.parse(event): + notes.append(note) + except Exception as e: + print(f"Error parsing event {idx} ({event}): {e}") + return notes + + @utils.dont_repeat_decorator + def invoke(self, args, from_tty): + NoteFactory.dump(self.collect_notes()) + + def diagnose(self, *args, **kwargs): + return { + "title": "Noteram Report", + "summary": "noteram dump", + "command": "noteram", + "result": "info", + "message": self.collect_notes(), + } diff --git a/tools/pynuttx/nxgdb/notesnap.py b/tools/pynuttx/nxgdb/notesnap.py new file mode 100644 index 0000000000000000000000000000000000000000..8674f0505684101ccb0f3fb71451e509bb483ca3 --- /dev/null +++ b/tools/pynuttx/nxgdb/notesnap.py @@ -0,0 +1,95 @@ +############################################################################ +# tools/pynuttx/nxgdb/notesnap.py +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +import gdb + +from . import utils + +CONFIG_SMP = utils.has_field("struct notesnap_chunk_s", "cpu") +CONFIG_DRIVERS_NOTESNAP_NBUFFERS = utils.get_field_nitems("struct notesnap_s", "buffer") + + +class NoteSnapChunk: + def __init__(self, notetype, pid, args, cpu=0): + self.notetype = notetype + self.pid = pid + self.args = args + self.cpu = cpu + + @property + def taskname(self): + return utils.get_task_name(utils.get_tcb(self.pid)) + + def __str__(self): + args = [ + self.taskname, + ] + if CONFIG_SMP: + args.append(self.cpu) + args.extend([self.pid, self.notetype, self.args]) + return ( + "[%s] " + ("[CPU%d] " if CONFIG_SMP else "") + "[%d] %-16s %#x" + ) % tuple(args) + + +class NoteSnap(gdb.Command): + """Dump notesnap""" + + def __init__(self): + if not CONFIG_DRIVERS_NOTESNAP_NBUFFERS: + return + super().__init__("notesnap", gdb.COMMAND_USER) + + def parse_notesnap(self): + """Parse note snapshot data""" + + notesnap = utils.parse_and_eval("g_notesnap") + notesnap_type = utils.parse_and_eval("g_notesnap_type") + output = [] + + for note in utils.ArrayIterator(notesnap.buffer): + if not note: + continue + + chunk = { + "notetype": notesnap_type[note["type"]].string(), + "pid": note.pid, + "args": note.args, + "cpu": note.cpu if CONFIG_SMP else 0, + } + + output.append(NoteSnapChunk(**chunk)) + return output + + def diagnose(self, *args, **kwargs): + return { + "title": "Notesnap Report", + "summary": "notesnap dump", + "command": "notesnap", + "result": "info", + "message": self.parse_notesnap(), + } + + @utils.dont_repeat_decorator + def invoke(self, args, from_tty): + try: + print(*(self.parse_notesnap()), sep="\n") + except Exception as e: + print(f"Error happened during notesnap: {e}") diff --git a/tools/pynuttx/nxgdb/nxcrash/busyloop.py b/tools/pynuttx/nxgdb/nxcrash/busyloop.py new file mode 100644 index 0000000000000000000000000000000000000000..88ed3b4f8a5a5a592ce5635f99be42444e4537f4 --- /dev/null +++ b/tools/pynuttx/nxgdb/nxcrash/busyloop.py @@ -0,0 +1,79 @@ +############################################################################ +# tools/pynuttx/nxgdb/nxcrash/busyloop.py +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +import gdb + +from .. import utils + +BUSYLOOP_THRESHOLD = 0.9 / utils.get_ncpus() + + +class CrashBusyloop(gdb.Command): + """Analyse and collect the busyloop threads""" + + def __init__(self): + if not utils.get_symbol_value("CONFIG_SCHED_CPULOAD_NONE"): + super().__init__("crash busyloop", gdb.COMMAND_USER) + + def collect(self, tcbs): + """Get busyloop thread""" + collected = [] + cpuload_total = int(utils.parse_and_eval("g_cpuload_total")) + + for tcb in tcbs: + cpuload = int(tcb["ticks"]) / cpuload_total + if cpuload > BUSYLOOP_THRESHOLD and not utils.task_is_idle(tcb): + collected.append((tcb, cpuload)) + + return collected + + @utils.dont_repeat_decorator + def invoke(self, arg: str, from_tty: bool) -> None: + collected = self.collect(utils.get_tcbs()) + if not collected: + gdb.write("No busyloop threads found.\n") + return + + print(f"Found busyloop thread\n{'PID':<4} {'Name':<10} Load") + for tcb, cpuload in collected: + print( + "{:<4} {:<10} {}".format(tcb["pid"], utils.get_task_name(tcb), cpuload) + ) + + def diagnose(self, *args, **kwargs): + collected = self.collect(utils.get_tcbs()) + + return { + "title": "Busyloop Report", + "summary": f"{'No' if not collected else len(collected)} threads occur busyloop", + "result": "fail" if collected else "pass", + "command": "crash busyloop", + "thread": [ + { + "pid": tcb["pid"], + "name": utils.get_task_name(tcb), + "cpuload": cpuload, + "backtrace": utils.Backtrace(utils.get_backtrace(int(tcb["pid"]))), + } + for tcb, cpuload in collected + ], + } diff --git a/tools/pynuttx/nxgdb/nxcrash/deadlock.py b/tools/pynuttx/nxgdb/nxcrash/deadlock.py new file mode 100644 index 0000000000000000000000000000000000000000..2c02b55917c5b9d684dbbf37f65960861b9276de --- /dev/null +++ b/tools/pynuttx/nxgdb/nxcrash/deadlock.py @@ -0,0 +1,95 @@ +############################################################################ +# tools/pynuttx/nxgdb/nxcrash/deadlock.py +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +from __future__ import annotations + +import gdb + +from .. import utils + + +class DeadLock(gdb.Command): + """Detect and report if threads have deadlock.""" + + def __init__(self): + super().__init__("deadlock", gdb.COMMAND_USER) + + def has_deadlock(self, pid): + """Check if the thread has a deadlock""" + tcb = utils.get_tcb(pid) + if not tcb or not tcb["waitobj"]: + return False + + sem = tcb["waitobj"].cast(utils.lookup_type("sem_t").pointer()) + if not utils.sem_is_mutex(sem): + return False + + # It's waiting on a mutex + mutex = tcb["waitobj"].cast(utils.lookup_type("mutex_t").pointer()) + holder = mutex["holder"] + if holder in self.holders: + return True + + self.holders.append(holder) + return self.has_deadlock(holder) + + def collect(self, tcbs): + """Collect the deadlock information""" + + detected = [] + collected = [] + for tcb in tcbs: + self.holders = [] # Holders for this tcb + pid = tcb["pid"] + if pid in detected or not self.has_deadlock(tcb["pid"]): + continue + + # Deadlock detected + detected.append(pid) + detected.extend(self.holders) + collected.append((pid, self.holders)) + + return collected + + def diagnose(self, *args, **kwargs): + collected = self.collect(utils.get_tcbs()) + + return { + "title": "Deadlock Report", + "summary": f"{'No' if not collected else len(collected)} deadlocks", + "result": "fail" if collected else "pass", + "command": "crash deadlock", + "deadlocks": {int(pid): [i for i in h] for pid, h in collected}, + } + + @utils.dont_repeat_decorator + def invoke(self, args, from_tty): + collected = self.collect(utils.get_tcbs()) + if not collected: + gdb.write("No deadlock detected.\n") + return + + for pid, holders in collected: + gdb.write(f'Thread {pid} "{utils.get_task_name(pid)}" has deadlocked!\n') + gdb.write(f" holders: {pid}->") + gdb.write("->".join(str(pid) for pid in holders)) + gdb.write("\n") diff --git a/tools/pynuttx/nxgdb/nxcrash/stackoverflow.py b/tools/pynuttx/nxgdb/nxcrash/stackoverflow.py new file mode 100644 index 0000000000000000000000000000000000000000..97bea4cd3e9a73781b042345ac460d5257f3df67 --- /dev/null +++ b/tools/pynuttx/nxgdb/nxcrash/stackoverflow.py @@ -0,0 +1,85 @@ +############################################################################ +# tools/pynuttx/nxgdb/nxcrash/stackoverflow.py +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +import gdb + +from .. import utils +from ..stack import Stack + +STACK_FILL_THRESHOLD = 0.9 + + +class CrashStackOverflow(gdb.Command): + """Analyse and collect the stack overflow threads""" + + def __init__(self): + super().__init__("crash stackoverflow", gdb.COMMAND_USER) + + def collect(self, tcbs): + """Collect the stack overflow information""" + + collected = [] + for tcb in tcbs: + st = Stack( + utils.get_task_name(tcb), + hex(tcb["entry"]["pthread"]), # should use main? + int(tcb["stack_base_ptr"]), + int(tcb["stack_alloc_ptr"]), + int(tcb["adj_stack_size"]), + utils.get_sp(tcb), + 4, + ) + + filled = st.max_usage() / st._stack_size + if filled > STACK_FILL_THRESHOLD: + collected.append((tcb, filled)) + + return collected + + @utils.dont_repeat_decorator + def invoke(self, arg: str, from_tty: bool) -> None: + collected = self.collect(utils.get_tcbs()) + if not collected: + gdb.write("No stack overflow found\n") + return + + print(f"Found stack overflow threads\n{'PID':<4} {'name':<10} {'FILLED'}") + for tcb, filled in collected: + print(f"{tcb['pid']:<4} {utils.get_task_name(tcb):<10} {filled:.2%}") + + def diagnose(self, *args, **kwargs): + collected = self.collect(utils.get_tcbs()) + return { + "title": "Stack OverFlow Report", + "summary": f"{'No' if not collected else len(collected)} threads{'s' if len(collected) != 1 else ''} found", + "result": "fail" if collected else "pass", + "command": "crash stackoverflow", + "thread": [ + { + "pid": tcb["pid"], + "name": utils.get_task_name(tcb), + "filled": filled, + "backtrace": utils.Backtrace(utils.get_backtrace(int(tcb["pid"]))), + } + for tcb, filled in collected + ], + } diff --git a/tools/pynuttx/nxgdb/nxcrash/thread.py b/tools/pynuttx/nxgdb/nxcrash/thread.py new file mode 100644 index 0000000000000000000000000000000000000000..e2cf3bd89e09b72a3fb419373213f523d451c9f0 --- /dev/null +++ b/tools/pynuttx/nxgdb/nxcrash/thread.py @@ -0,0 +1,105 @@ +############################################################################ +# tools/pynuttx/nxgdb/nxcrash/thread.py +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +from dataclasses import dataclass +from typing import List + +import gdb + +from .. import utils + + +@dataclass +class ThreadInfo: + """Thread information""" + + pid: int + name: str + backtrace: utils.Backtrace + crashed: bool = False + + +class CrashThread(gdb.Command): + """Analyse and collect the crashed threads""" + + def __init__(self): + super().__init__("crash thread", gdb.COMMAND_USER) + + def collect(self, tcbs) -> List[ThreadInfo]: + """Collect threads that crashed information""" + + def is_thread_crashed(pid): + """Check if the thread is crashed""" + # Check if the thread is in the crashed state + for frame in utils.get_thread_frames(pid): + if "_assert" in utils.get_frame_func_name(frame): + return True + + def get_thread_info(tcb): + pid = int(tcb.pid) + return ThreadInfo( + pid=pid, + name=utils.get_task_name(tcb), + backtrace=utils.Backtrace(utils.get_backtrace(pid)), + crashed=True, + ) + + collected = [] + pid = 0 + for tcb in tcbs: + pid = int(tcb["pid"]) + if is_thread_crashed(pid): + collected.append(get_thread_info(tcb)) + + return collected or [get_thread_info(tcb) for tcb in utils.get_running_tcbs()] + + @utils.dont_repeat_decorator + def invoke(self, arg: str, from_tty: bool) -> None: + collected = self.collect(utils.get_tcbs()) + + if not collected: + gdb.write("No crashed threads found.\n") + return + + print(f"Found {len(collected)} crashed threads\n{'PID':<4} {'Name':<10}") + for thread in collected: + print("{:<4} {:<10}".format(thread.pid, thread.name)) + for _, func, _, _ in thread.backtrace: + print("{:<4} {:<10}".format("", func)) + + def diagnose(self, *args, **kwargs): + threads = self.collect(utils.get_tcbs()) + return { + "title": "Threads that seem crashed", + "summary": f"{'No' if not threads else len(threads)} threads seem crashed", + "result": "fail" if threads else "pass", + "command": "crash thread", + "thread": [ + { + "pid": thread.pid, + "name": thread.name, + "entry": utils.get_task_entry(utils.get_tcb(thread.pid)), + "backtrace": thread.backtrace, + } + for thread in threads + ], + } diff --git a/tools/pynuttx/nxgdb/pginfo.py b/tools/pynuttx/nxgdb/pginfo.py new file mode 100644 index 0000000000000000000000000000000000000000..8e6a0734c336abfdce03a2a4196caa5fed97f5c7 --- /dev/null +++ b/tools/pynuttx/nxgdb/pginfo.py @@ -0,0 +1,120 @@ +############################################################################ +# tools/pynuttx/nxgdb/pginfo.py +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +import gdb + +from .utils import dont_repeat_decorator, read_u64 + + +class PageTable: + """Base class for page table handling.""" + + def __init__(self): + pass + + def walk_table(self, base, level, prefix=""): + """Placeholder for architecture-specific table walking logic.""" + raise NotImplementedError("Subclasses must implement this method.") + + def dump(self): + """Placeholder for architecture-specific dumping logic.""" + raise NotImplementedError("Subclasses must implement this method.") + + +class PageTableX86(PageTable): + """x86_64-specific page table walker.""" + + PAGE_SIZE = 4096 + NUM_ENTRIES = 512 + ENTRY_SIZE = 8 + PAGE_PRESENT = 1 << 0 + PAGE_WRITABLE = 1 << 1 + PAGE_PSE = 1 << 7 + + PAGE_LEVELS = {0: "PML4", 1: "PDPT", 2: "PD", 3: "PT"} + PAGE_SIZES = {1: "1G", 2: "2M", 3: "4K"} + + def __init__(self): + super().__init__() + + def walk_table(self, base, level, prefix=""): + """x86_64-specific implementation to traverse the page table and yield entries.""" + if level > 3: + return + + table_name = self.PAGE_LEVELS.get(level, f"L{level}") + for i in range(self.NUM_ENTRIES): + entry_addr = base + i * self.ENTRY_SIZE + 0x100000000 + data = gdb.selected_inferior().read_memory(entry_addr, self.ENTRY_SIZE) + entry = read_u64(data, 0) + + if not (entry & self.PAGE_PRESENT): + continue + + addr = entry & ~0xFFF + flags = "RW" if entry & self.PAGE_WRITABLE else "R" + if level == 3 or (level in (2, 1) and entry & self.PAGE_PSE): + size = self.PAGE_SIZES.get(level, "") + else: + size = "" + + if size: + line = f"{prefix}[{table_name} {i}] -> {addr:#x} ({flags} {size})" + else: + line = f"{prefix}[{table_name} {i}] -> {addr:#x} ({flags})" + yield line + + if level < 3 and not (level in (2, 1) and entry & self.PAGE_PSE): + yield from self.walk_table(addr, level + 1, prefix + " ") + + if level == 0: + break + + def dump(self): + pml4_addr = int(gdb.parse_and_eval("&pml4")) & ~0xFFF + print(f"pml4_addr: {pml4_addr:#x}") + + for line in self.walk_table(pml4_addr, 0): + print(line) + + +class DumpPageTableCommand(gdb.Command): + """GDB command to dump page tables based on architecture.""" + + def __init__(self): + super().__init__("dump_pagetable", gdb.COMMAND_USER) + + @dont_repeat_decorator + def invoke(self, arg, from_tty): + + arch = gdb.selected_inferior().architecture().name() + arch_classes = { + "i386:x86-64": PageTableX86, # Add other architectures as needed + } + + clz = arch_classes.get(arch) + if not clz: + print(f"Unsupported architecture: {arch}") + return + + pagetable = clz() + pagetable.dump() diff --git a/tools/pynuttx/nxgdb/pm.py b/tools/pynuttx/nxgdb/pm.py new file mode 100644 index 0000000000000000000000000000000000000000..e8167229e10e69a7db6d3252d90bdf813a732fb8 --- /dev/null +++ b/tools/pynuttx/nxgdb/pm.py @@ -0,0 +1,104 @@ +############################################################################ +# tools/pynuttx/nxgdb/pm.py +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +import gdb + +from . import utils + +PM_COUNT = utils.get_symbol_value("PM_COUNT") + + +class PMStateInfo: + def __init__(self, wake_time, sleep_time): + self.wake_time = wake_time + self.sleep_time = sleep_time + self.total_time = wake_time + sleep_time + + +def has_inferior(): + inferior = gdb.selected_inferior() + return inferior is not None and inferior.is_valid() + + +def get_pm_state_info_list(domain): + state_info_list = [] + sum_time = 0 + + for state in range(PM_COUNT): + wake_time = int(domain["wake"][state]["tv_sec"]) + sleep_time = int(domain["sleep"][state]["tv_sec"]) + + sum_time += wake_time + sleep_time + state_info_list.append(PMStateInfo(wake_time, sleep_time)) + + sum_time = sum_time if sum_time > 0 else 1 + return state_info_list, sum_time + + +class Pmconfig(gdb.Command): + """Display power management configuration information + + Usage: pmconfig + """ + + state_formatter = "{:<12} {:<12} {:<12} {:<12}" + state_header = ("WAKE", "SLEEP", "TOTAL") + + def __init__(self): + super().__init__("pmconfig", gdb.COMMAND_USER) + + def get_time_str(self, time_val, sum_time): + percentage = (time_val / sum_time) * 100 if sum_time > 0 else 0 + return f"{int(time_val)}s {int(percentage):02}%" + + def print_state_info(self, domain_name, domain): + state_path = f"/proc/pm/state{domain_name[-1]}" + gdb.write(f"{state_path}:\n") + gdb.write(self.state_formatter.format(domain_name, *self.state_header) + "\n") + + state_info_list, sum_time = get_pm_state_info_list(domain) + pm_state = gdb.parse_and_eval("g_pm_state") + + for state in range(PM_COUNT): + state_info = state_info_list[state] + wake_str = self.get_time_str(state_info.wake_time, sum_time) + sleep_str = self.get_time_str(state_info.sleep_time, sum_time) + total_str = self.get_time_str(state_info.total_time, sum_time) + + state_name = pm_state[state].string() + gdb.write( + self.state_formatter.format(state_name, wake_str, sleep_str, total_str) + + "\n" + ) + + @utils.dont_repeat_decorator + def invoke(self, arg: str, from_tty: bool) -> None: + if not has_inferior(): + return + + pmdomains = gdb.parse_and_eval("g_pmdomains") + ndomains = utils.nitems(pmdomains) + + domains = [f"DOMAIN{i}" for i in range(ndomains)] + for i, domain_name in enumerate(domains): + domain = pmdomains[i] + self.print_state_info(domain_name, domain) diff --git a/tools/gdb/nuttxgdb/prefix.py b/tools/pynuttx/nxgdb/prefix.py similarity index 66% rename from tools/gdb/nuttxgdb/prefix.py rename to tools/pynuttx/nxgdb/prefix.py index b5255cc3e0def8a51f1bcea78220709edf7c736a..9949ca2e9f224b08df3cdff521b8f21822024ebb 100644 --- a/tools/gdb/nuttxgdb/prefix.py +++ b/tools/pynuttx/nxgdb/prefix.py @@ -1,5 +1,7 @@ ############################################################################ -# tools/gdb/nuttxgdb/prefix.py +# tools/pynuttx/nxgdb/prefix.py +# +# SPDX-License-Identifier: Apache-2.0 # # Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with @@ -26,3 +28,24 @@ class ForeachPrefix(gdb.Command): def __init__(self): super(ForeachPrefix, self).__init__("foreach", gdb.COMMAND_USER, prefix=True) + + +class MMPrefixCommand(gdb.Command): + """Memory manager related commands prefix.""" + + def __init__(self): + super().__init__("mm", gdb.COMMAND_USER, prefix=True) + + +class UVDumpPrefix(gdb.Command): + """UV Dump related commands prefix""" + + def __init__(self): + super().__init__("uv", gdb.COMMAND_USER, prefix=True) + + +class CrashPrefix(gdb.Command): + """Crash Dump related commands prefix""" + + def __init__(self): + super().__init__("crash", gdb.COMMAND_USER, prefix=True) diff --git a/tools/gdb/nuttxgdb/profile.py b/tools/pynuttx/nxgdb/profile.py similarity index 71% rename from tools/gdb/nuttxgdb/profile.py rename to tools/pynuttx/nxgdb/profile.py index 876c4a71247c478b77bcd3e7cf01838d402560a1..ea9aa8e016e1b1317a7295172dfa7176560bfa05 100644 --- a/tools/gdb/nuttxgdb/profile.py +++ b/tools/pynuttx/nxgdb/profile.py @@ -1,5 +1,7 @@ ############################################################################ -# tools/gdb/nuttxgdb/profile.py +# tools/pynuttx/nxgdb/profile.py +# +# SPDX-License-Identifier: Apache-2.0 # # Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with @@ -20,7 +22,7 @@ import gdb -from .utils import import_check +from .utils import dont_repeat_decorator, import_check class Profile(gdb.Command): @@ -33,13 +35,23 @@ class Profile(gdb.Command): self.cProfile = import_check( "cProfile", errmsg="cProfile module not found, try gdb-multiarch.\n" ) - if not self.cProfile: + self.pstats = import_check( + "pstats", errmsg="pstats module not found, try gdb-multiarch.\n" + ) + if not self.cProfile or not self.pstats: return super().__init__("profile", gdb.COMMAND_USER) + @dont_repeat_decorator def invoke(self, args, from_tty): - self.cProfile.run(f"gdb.execute('{args}')", sort="cumulative") + self.cProfile.run(f"gdb.execute('{args}')", "results.prof") + + stats = self.pstats.Stats("results.prof") + stats.strip_dirs().sort_stats("cumulative").print_stats(20) + print( + "Generate profile file: results.prof, Execute 'snakeviz results.prof' to view the report." + ) class Time(gdb.Command): @@ -51,6 +63,7 @@ class Time(gdb.Command): def __init__(self): super().__init__("time", gdb.COMMAND_USER) + @dont_repeat_decorator def invoke(self, args, from_tty): import time diff --git a/tools/pynuttx/nxgdb/protocols/circbuf.py b/tools/pynuttx/nxgdb/protocols/circbuf.py new file mode 100644 index 0000000000000000000000000000000000000000..85b3b688191232a4891c8176df569fac6413603a --- /dev/null +++ b/tools/pynuttx/nxgdb/protocols/circbuf.py @@ -0,0 +1,35 @@ +############################################################################ +# tools/pynuttx/nxgdb/protocols/circbuf.py +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +from __future__ import annotations + +from .value import Value + + +class CircBuf(Value): + """struct circbuf_s""" + + base: Value + size: Value + head: Value + tail: Value + external: Value diff --git a/tools/gdb/nuttxgdb/protocols/fs.py b/tools/pynuttx/nxgdb/protocols/fs.py similarity index 95% rename from tools/gdb/nuttxgdb/protocols/fs.py rename to tools/pynuttx/nxgdb/protocols/fs.py index aa67bb9245e34766b76ef80dfe334595f618b3cc..37bbaa00c1d8f70b2d55c5d7da5866a605871a9f 100644 --- a/tools/gdb/nuttxgdb/protocols/fs.py +++ b/tools/pynuttx/nxgdb/protocols/fs.py @@ -1,5 +1,7 @@ ############################################################################ -# tools/gdb/nuttxgdb/protocols/fs.py +# tools/pynuttx/nxgdb/protocols/fs.py +# +# SPDX-License-Identifier: Apache-2.0 # # Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with diff --git a/tools/pynuttx/nxgdb/protocols/irq.py b/tools/pynuttx/nxgdb/protocols/irq.py new file mode 100644 index 0000000000000000000000000000000000000000..087a419cf72135f368f19ddc3f18956906586dfc --- /dev/null +++ b/tools/pynuttx/nxgdb/protocols/irq.py @@ -0,0 +1,35 @@ +############################################################################ +# tools/pynuttx/nxgdb/protocols/irq.py +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +from __future__ import annotations + +from .value import Value + + +class IRQInfo(Value): + """struct irq_info_s""" + + handler: Value + arg: Value + start: Value + time: Value + count: Value diff --git a/tools/pynuttx/nxgdb/protocols/mm.py b/tools/pynuttx/nxgdb/protocols/mm.py new file mode 100644 index 0000000000000000000000000000000000000000..3935b1b09f4184abb4d48b95e58fc4cbfb61b945 --- /dev/null +++ b/tools/pynuttx/nxgdb/protocols/mm.py @@ -0,0 +1,122 @@ +############################################################################ +# tools/gdb/nuttxgdb/protocols/mm.py +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +from __future__ import annotations + +from typing import List + +from .value import Value + + +class ProcfsMeminfoEntry(Value): + """struct procfs_meminfo_entry_s""" + + name: Value + heap: Value + next: ProcfsMeminfoEntry + + +class MMAllocNode(Value): + """struct mm_allocnode_s""" + + preceding: Value + size: Value + pid: Value + seqno: Value + backtrace: Value + + +class MMFreeNode(Value): + """struct mm_freenode_s""" + + preceding: Value + size: Value + pid: Value + seqno: Value + backtrace: Value + flink: MMFreeNode + blink: MMFreeNode + + +class MMHeap(Value): + """struct mm_heap_s""" + + mm_lock: Value + mm_heapsize: Value + mm_maxused: Value + mm_curused: Value + mm_heapstart: List[MMAllocNode] + mm_heapend: List[MMAllocNode] + mm_nregions: Value + mm_nodelist: Value + + +class MemPool(Value): + """struct mempool_s""" + + initialsize: Value + interruptsize: Value + expandsize: Value + wait: Value + priv: Value + alloc: Value + free: Value + check: Value + ibase: Value + queue: Value + iqueue: Value + equeue: Value + nalloc: Value + lock: Value + waitsem: Value + procfs: Value + + +class MemPoolMultiple(Value): + """struct mempool_multiple_s""" + + pools: List[MemPool] + npools: Value + expandsize: Value + minpoolsize: Value + arg: Value + alloc: Value + alloc_size: Value + free: Value + alloced: Value + delta: Value + lock: Value + chunk_queue: Value + chunk_size: Value + dict_used: Value + dict_col_num_log2: Value + dict_row_num: Value + dict: Value + + +class MemPoolBlock(Value): + """struct mempool_backtrace_s""" + + magic: Value + pid: Value + seqno: Value + backtrace: Value diff --git a/tools/gdb/nuttxgdb/protocols/thread.py b/tools/pynuttx/nxgdb/protocols/thread.py similarity index 87% rename from tools/gdb/nuttxgdb/protocols/thread.py rename to tools/pynuttx/nxgdb/protocols/thread.py index 9572b0feaaf59dee213f15ff9f30db6a3d4adc03..45af852cfb53a86ba7957b0406fa4d9a42b5e176 100644 --- a/tools/gdb/nuttxgdb/protocols/thread.py +++ b/tools/pynuttx/nxgdb/protocols/thread.py @@ -1,5 +1,7 @@ ############################################################################ -# tools/gdb/nuttxgdb/protocols/thread.py +# tools/pynuttx/nxgdb/protocols/thread.py +# +# SPDX-License-Identifier: Apache-2.0 # # Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with @@ -22,6 +24,25 @@ from .fs import FileList from .value import Value +class TgBininfo(Value): + """struct tg_bininfo_s""" + + entrypt: Value + mapped: Value + mod: Value + picbase: Value + addrenv: Value + oldenv: Value + mapsize: Value + priority: Value + stacksize: Value + uid: Value + gid: Value + mode: Value + stackaddr: Value + unload: Value + + class Group(Value): """struct group_s""" @@ -33,7 +54,7 @@ class Group(Value): tg_euid: Value tg_egid: Value tg_members: Value - tg_bininfo: Value + tg_bininfo: TgBininfo tg_children: Value tg_nchildren: Value tg_exitcode: Value diff --git a/tools/pynuttx/nxgdb/protocols/uorb.py b/tools/pynuttx/nxgdb/protocols/uorb.py new file mode 100644 index 0000000000000000000000000000000000000000..49740a6e7e04fc95e33c6407f2c25b9f9abdeab0 --- /dev/null +++ b/tools/pynuttx/nxgdb/protocols/uorb.py @@ -0,0 +1,103 @@ +############################################################################ +# tools/pynuttx/nxgdb/protocols/uorb.py +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +from __future__ import annotations + +from .value import Value + + +class OrbMetadata(Value): + """struct orb_metadata_s""" + + o_name: Value + o_size: Value + o_format: Value + + +class SensorMeta(Value): + """struct sensor_meta_s""" + + esize: Value + name: Value + + +class SensorState(Value): + """struct sensor_state_s""" + + esize: Value + nbuffer: Value + min_latency: Value + min_interval: Value + nsubscribers: Value + nadvertisers: Value + generation: Value + priv: Value + + +class SensorUState(Value): + """struct sensor_ustate_s""" + + esize: Value + latency: Value + interval: Value + generation: Value + + +class SensorUpper(Value): + """struct sensor_upperhalf_s""" + + lower: Value + state: SensorState + timing: Value + buffer: Value + lock: Value + userlist: Value + + +class SensorLower(Value): + """struct sensor_lowerhalf_s""" + + type: Value + nbuffer: Value + uncalibrated: Value + ops: Value + push_event: Value + notify_event: Value + + sensor_lock: Value + sensor_unlock: Value + priv: Value + persist: Value + + +class SensorUser(Value): + """struct sensor_user_s""" + + node: Value + fds: Value + role: Value + changed: Value + event: Value + flushing: Value + buffersem: Value + bufferpos: Value + state: SensorUState diff --git a/tools/gdb/nuttxgdb/protocols/value.py b/tools/pynuttx/nxgdb/protocols/value.py similarity index 96% rename from tools/gdb/nuttxgdb/protocols/value.py rename to tools/pynuttx/nxgdb/protocols/value.py index 6167e5fc8a0eaf338670a8f7aa9c22c90369bb7f..2964b94be360051df1363e191a744e591d180bf0 100644 --- a/tools/gdb/nuttxgdb/protocols/value.py +++ b/tools/pynuttx/nxgdb/protocols/value.py @@ -1,5 +1,7 @@ ############################################################################ -# tools/gdb/nuttxgdb/protocols/value.py +# tools/pynuttx/nxgdb/protocols/value.py +# +# SPDX-License-Identifier: Apache-2.0 # # Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with diff --git a/tools/pynuttx/nxgdb/protocols/wdog.py b/tools/pynuttx/nxgdb/protocols/wdog.py new file mode 100644 index 0000000000000000000000000000000000000000..a8bf968d993ed7356814cb1d4dec379b86b93203 --- /dev/null +++ b/tools/pynuttx/nxgdb/protocols/wdog.py @@ -0,0 +1,35 @@ +############################################################################ +# tools/pynuttx/nxgdb/protocols/wdog.py +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +from __future__ import annotations + +from .value import Value + + +class WDog(Value): + """struct wdog_s""" + + node: Value + arg: Value + func: Value + picbase: Value + expired: Value diff --git a/tools/pynuttx/nxgdb/protocols/wqueue.py b/tools/pynuttx/nxgdb/protocols/wqueue.py new file mode 100644 index 0000000000000000000000000000000000000000..9c5e5808a5866c8e7e4792b22cbad96fc77a96c1 --- /dev/null +++ b/tools/pynuttx/nxgdb/protocols/wqueue.py @@ -0,0 +1,71 @@ +############################################################################ +# tools/pynuttx/nxgdb/protocols/wqueue.py +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +from __future__ import annotations + +from typing import List + +from .value import Value + + +class Work(Value): + """struct work_s""" + + class U(Value): + class S(Value): + dq: Value + qtime: Value + + s: S + timer: Value # wdog_s + + u: U + worker: Value # void (*worker_t)(FAR void *arg); + arg: Value + wq: KWorkQueue + + +class KWorker(Value): + """struct kworker_s""" + + pid: Value + work: Value + wait: Value + + +class KWorkQueue(Value): + """struct kwork_wqueue_s""" + + q: Value + sem: Value + exsem: Value + nthreads: int + exit: bool + worker: List[Value] + + +class HPWorkQueue(KWorkQueue): + """struct hp_wqueue_s""" + + +class LPWorkQueue(KWorkQueue): + """struct lp_wqueue_s""" diff --git a/tools/gdb/nuttxgdb/rpmsg.py b/tools/pynuttx/nxgdb/rpmsg.py similarity index 34% rename from tools/gdb/nuttxgdb/rpmsg.py rename to tools/pynuttx/nxgdb/rpmsg.py index 4bb805c97c3679a63ec11a42aa6974e378d2dc5e..e9aaf81c1dbf008d828a189f0bae89bab4cc7a46 100644 --- a/tools/gdb/nuttxgdb/rpmsg.py +++ b/tools/pynuttx/nxgdb/rpmsg.py @@ -1,5 +1,7 @@ ############################################################################ -# tools/gdb/rpmsg.py +# tools/pynuttx/rpmsg.py +# +# SPDX-License-Identifier: Apache-2.0 # # Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with @@ -18,6 +20,8 @@ # ############################################################################ +import argparse + import gdb from . import utils @@ -29,41 +33,183 @@ class RPMsgDump(gdb.Command): CALLBACK_HEADER = ["rpmsg_cb_s at", "ns_match", "ns_bind"] ENDPOINT_HEADER = [ - "endpoint_addr", "name", "addr", - "dest_addr", + "dest", "cb", "ns_bound_cb", "ns_unbind_cb", + "endpoint", + ] + VQ_HEADER = [ + "vq", + "name", + "size", + "free", + "queued", + "desc_head_idx", + "available_idx", + "avail.idx", + "avail.flags", + "used_cons_idx", + "used.idx", + "used.flags", ] CALLBACK_FORAMTTER = "{:<20} {:<40} {:<40}" - ENDPOINT_FORMATTER = "{:<20} {:<20} {:<12} {:<12} {:<40} {:<40} {:<40}" + ENDPOINT_FORMATTER = "{:<24} {:<5} {:<11} {:<40} {:<40} {:<40} {:<20}" + VQ_FORMATTER = ( + "{:<12} {:<8} {:<5} {:<5} {:<7} {:<14} {:<14} {:<10} {:<12} {:<14} {:<9} {:<11}" + ) def __init__(self): if utils.get_symbol_value("CONFIG_RPMSG"): super(RPMsgDump, self).__init__("rpmsgdump", gdb.COMMAND_USER) + def parse_args(self, arg): + parser = argparse.ArgumentParser(description=self.__doc__) + parser.add_argument( + "-t", + "--transport-only", + action="store_true", + help="Only dump the rpmsg transport layer", + ) + + try: + return parser.parse_args(gdb.string_to_argv(arg)) + except SystemExit: + return + + def is_rpmsg_transport(self, rdev, transport): + if transport == "virtio": + tx_payload = "rpmsg_virtio_get_tx_payload_buffer" + elif transport == "port": + tx_payload = "rpmsg_port_get_tx_payload_buffer" + else: + return False + + symbol = gdb.lookup_symbol(tx_payload) + if symbol[0] is None: + return False + + real_addr = symbol[0].value().address + ops_addr = int(utils.Value(rdev["ops"]["get_tx_payload_buffer"])) & ~1 + return real_addr == ops_addr + + def dump_virtqueue(self, vq): + vr = vq["vq_ring"] + gdb.write( + self.VQ_FORMATTER.format( + f"{vq}", + f"{vq['vq_name'].string()}", + f"{vq['vq_nentries']}", + f"{vq['vq_free_cnt']}", + f"{vq['vq_queued_cnt']}", + f"{vq['vq_desc_head_idx']}", + f"{vq['vq_available_idx']}", + f"{vr['avail']['idx']}", + f"{vr['avail']['flags']}", + f"{vq['vq_used_cons_idx']}", + f"{vr['used']['idx']}", + f"{vr['used']['flags']}", + ) + + "\n" + ) + + def dump_rpmsg_virtio(self, rdev): + if not self.is_rpmsg_transport(rdev, "virtio"): + return + + rvdev = rdev.cast(utils.lookup_type("struct rpmsg_virtio_device").pointer()) + + gdb.write("Rpmsg VirtIO Transport:\n") + gdb.write( + f"rvdev:{rvdev} h2r_buf_size:{rvdev['config']['h2r_buf_size']}" + f"r2h_buf_size:{rvdev['config']['r2h_buf_size']}\n" + ) + for vbuff in NxList(rvdev["reclaimer"], "struct vbuff_reclaimer_t", "node"): + gdb.write(f"rvdev reclaimer vbuff:{vbuff} idx:{vbuff['idx']}") + + gdb.write("Rpmsg Virtqueues:\n") + self.print_headers(self.VQ_HEADER, self.VQ_FORMATTER) + try: + self.dump_virtqueue(rvdev["svq"]) + self.dump_virtqueue(rvdev["rvq"]) + except gdb.error as e: + gdb.write(f"Error when dump virtqueues: {e}\n") + + gdb.write("\n") + + def rpmsg_get_ept_from_addr(self, rdev, addr): + endpoints = rdev["endpoints"] + for endpoint in NxList(endpoints, "struct rpmsg_endpoint", "node"): + ept_addr = endpoint["addr"] + if ept_addr == addr: + return endpoint + return None + + def rpmsg_port_node_to_buf(self, queue, node): + node_offset = (int(node) - int(queue["node"])) / int( + utils.sizeof("struct list_node") + ) + buf_addr = queue["buf"] + (int(node_offset) * queue["len"]) + return buf_addr + + def dump_rpmsg_port_buffer(self, rdev, queue, label): + buffer_list = [] + head = queue["ready"]["head"] + + for node in NxList(head): + hdr = self.rpmsg_port_node_to_buf(queue, node) + hdr = hdr.cast(utils.lookup_type("struct rpmsg_port_header_s").pointer()) + if not hdr or not hdr["buf"]: + continue + + rphdr = hdr["buf"].cast(utils.lookup_type("struct rpmsg_hdr").pointer()) + ept_addr = rphdr["dst"] if label == "RX" else rphdr["src"] + ept = self.rpmsg_get_ept_from_addr(rdev, ept_addr) + if ept: + ept_name = ept["name"].string().split("\0", 1)[0] + buffer_list.append(f"{label} buffer:{rphdr} held by {ept_name}\n") + + return buffer_list + + def dump_rpmsg_port(self, rdev): + if not self.is_rpmsg_transport(rdev, "port"): + return + + port = utils.container_of(rdev, "struct rpmsg_port_s", "rdev") + + gdb.write(f"rxq nused:{port['rxq']['ready']['num']}\n") + gdb.write(f"rxq navail:{port['rxq']['free']['num']}\n") + gdb.write(f"txq nused:{port['txq']['ready']['num']}\n") + gdb.write(f"txq navail:{port['txq']['free']['num']}\n") + + rx_buffers = self.dump_rpmsg_port_buffer(rdev, port["rxq"], "RX") + tx_buffers = self.dump_rpmsg_port_buffer(rdev, port["txq"], "TX") + for buffer in rx_buffers + tx_buffers: + gdb.write(buffer + "\n") + def print_headers(self, headers, formatter): gdb.write(formatter.format(*headers) + "\n") gdb.write(formatter.format(*["-" * len(header) for header in headers]) + "\n") def dump_rdev_epts(self, endpoints_head): - gdb.write(f"dump_rdev_epts:{endpoints_head}\n") + gdb.write("Rpmsg Device Endpoints:\n") + gdb.write(f"endpoints list:{endpoints_head}\n") self.print_headers(self.ENDPOINT_HEADER, self.ENDPOINT_FORMATTER) output = [] for endpoint in NxList(endpoints_head, "struct rpmsg_endpoint", "node"): output.append( self.ENDPOINT_FORMATTER.format( - f"{endpoint}", f"{endpoint['name'].string()}", f"{endpoint['addr']}", f"{endpoint['dest_addr']}", f"{endpoint['cb']}", f"{endpoint['ns_bound_cb']}", f"{endpoint['ns_unbind_cb']}", + f"{endpoint}", ) ) @@ -73,17 +219,17 @@ class RPMsgDump(gdb.Command): bitmap_values = [hex(bit) for bit in utils.ArrayIterator(rdev["bitmap"])] gdb.write( - f"bitmap:{' '.join(bitmap_values):<20} bitmaplast: {rdev['bitmap']}\n" + f"bitmap: {' '.join(bitmap_values):<20} bitnext: {hex(rdev['bitnext'])}\n" ) def dump_rdev(self, rdev): - gdb.write(f"device:{rdev}\n") - + gdb.write("Rpmsg Device:\n") + gdb.write(f"rdev:{rdev}\n") self.dump_rdev_bitmap(rdev) self.dump_rdev_epts(rdev["endpoints"]) def dump_rpmsg_cb(self): - gdb.write("g_rpmsg_cb:\n") + gdb.write("Rpmsg Callback:\n") self.print_headers(self.CALLBACK_HEADER, self.CALLBACK_FORAMTTER) output = [] @@ -95,11 +241,24 @@ class RPMsgDump(gdb.Command): ) gdb.write("\n".join(output) + "\n") - def dump_rpmsg(self): - gdb.write("g_rpmsg:\n") + def dump_rpmsg(self, transport_only): for rpmsg in NxList(gdb.parse_and_eval("g_rpmsg"), "struct rpmsg_s", "node"): - self.dump_rdev(rpmsg["rdev"]) + rdev = utils.Value(int(rpmsg) + utils.sizeof("struct rpmsg_s")) + rdev = rdev.cast(utils.lookup_type("struct rpmsg_device").pointer()) + gdb.write( + f"Rpmsg:\n" + f"rpmsg:{rpmsg} localcpu:{rpmsg['local_cpuname']} remotecpu:{rpmsg['cpuname']}\n" + ) + if not transport_only: + self.dump_rdev(rdev) + self.dump_rpmsg_virtio(rdev) + self.dump_rpmsg_port(rdev) + @utils.dont_repeat_decorator def invoke(self, args, from_tty): - self.dump_rpmsg_cb() - self.dump_rpmsg() + if not (args := self.parse_args(args)): + return + + if not args.transport_only: + self.dump_rpmsg_cb() + self.dump_rpmsg(args.transport_only) diff --git a/tools/gdb/nuttxgdb/stack.py b/tools/pynuttx/nxgdb/stack.py similarity index 85% rename from tools/gdb/nuttxgdb/stack.py rename to tools/pynuttx/nxgdb/stack.py index 930735599092e5d4de40bd6aa16448552750bcaa..312b27ba080702820b2d5d56ca692fdcf08304bb 100644 --- a/tools/gdb/nuttxgdb/stack.py +++ b/tools/pynuttx/nxgdb/stack.py @@ -1,5 +1,7 @@ ############################################################################ -# tools/gdb/nuttxgdb/stack.py +# tools/pynuttx/nxgdb/stack.py +# +# SPDX-License-Identifier: Apache-2.0 # # Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with @@ -19,14 +21,18 @@ ############################################################################ import traceback +import warnings import gdb from . import utils -STACK_COLORATION_PATTERN = utils.get_symbol_value( - "STACK_COLOR", locspec="up_create_stack" -) +try: + STACK_COLORATION_PATTERN = utils.get_symbol_value( + "STACK_COLOR", locspec="up_create_stack" + ) +except gdb.error: + STACK_COLORATION_PATTERN = 0xDEADBEEF class Stack(object): @@ -54,11 +60,14 @@ class Stack(object): ): gdb.write( - f"base: {self._stack_base}, \ - size: {self._stack_size}, sp: {self._cur_sp}\n" + f"base: {hex(self._stack_base)}, \ + size: {hex(self._stack_size)}, sp: {hex(self._cur_sp)}\n" ) - raise gdb.GdbError("Inconsistant stack size...Maybe memory corruption?") + warnings.warn( + "Inconsistant stack size...Maybe memory corruption?", + category=RuntimeWarning, + ) # TODO: check if stack ptr is located at a sane address range! @@ -91,15 +100,13 @@ class Stack(object): return usage def check_max_usage(self): - ptr_4bytes = gdb.Value(self._stack_base).cast( - utils.lookup_type("unsigned int").pointer() - ) - spare = 0 - - for i in range(0, self._stack_size // 4): - if int(ptr_4bytes[i]) != self._pattern: - spare = i * 4 + memory = gdb.selected_inferior().read_memory(self._stack_base, self._stack_size) + size = utils.sizeof("int") + pattern = int(self._pattern).to_bytes(size, byteorder="little") + for i in range(0, self._stack_size // size): + if bytes(memory[i * size : (i + 1) * size]) != pattern: + spare = i * size break return self._stack_size - spare @@ -137,10 +144,7 @@ def fetch_stacks(): for tcb in utils.get_tcbs(): # We have no way to detect if we are in an interrupt context for now. # Originally we use `and not utils.in_interrupt_context()` - if tcb["task_state"] == gdb.parse_and_eval("TSTATE_TASK_RUNNING"): - sp = utils.get_sp() - else: - sp = utils.get_sp(tcb=tcb) + sp = utils.get_sp(tcb) try: stacks[int(tcb["pid"])] = Stack( @@ -170,13 +174,13 @@ class StackUsage(gdb.Command): self._stacks = [] # format template self._fmt = ( - "{0: <4} | {1: <10} | {2: <10} | {3: <20} | {4: <10} | {5: <10} | {6: <10}" + "{0: <4} | {1: <10} | {2: <10} | {3: <20} | {4: <10} | {5: <15} | {6: <15}" ) def format_print(self, pid, stack): def gen_info_str(x): usage = x / stack._stack_size - res = ",".join([str(x), "{0:.2%}".format(usage)]) + res = f"{str(x)} -> {usage:.2%}" if usage > 0.8: res += "!" return res @@ -194,6 +198,7 @@ class StackUsage(gdb.Command): ) gdb.write("\n") + @utils.dont_repeat_decorator def invoke(self, args, from_tty): stacks = fetch_stacks() diff --git a/tools/pynuttx/nxgdb/target.py b/tools/pynuttx/nxgdb/target.py new file mode 100644 index 0000000000000000000000000000000000000000..920748a7efd82873201a83214267ad7026c08b04 --- /dev/null +++ b/tools/pynuttx/nxgdb/target.py @@ -0,0 +1,97 @@ +############################################################################ +# tools/pynuttx/nxgdb/target.py +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +import multiprocessing + +import gdb +import nxstub +from nxreg.register import get_arch_name + +from . import utils + + +class Target(gdb.Command): + """Use nxstub to parse crash log dump, core dump or memory dump, as target.""" + + def __init__(self): + super().__init__("target stub", gdb.COMMAND_USER) + utils.alias("target nxstub", "target stub") + self.process = None + + @utils.dont_repeat_decorator + def invoke(self, args, from_tty): + self.dont_repeat() + + if "-e" not in args and "--elf" not in args: + args += f" -e {gdb.objfiles()[0].filename}" + + arch = get_arch_name() # Convert to nxstub arch name + + if "-a" not in args and "--arch" not in args: + args += f" -a {arch}" + else: + print(f"Hint: no need to specify architecture, current arch: {arch}") + + args = gdb.string_to_argv(args) + try: + parsed = nxstub.parse_args(args) + except SystemExit: + return + + if parsed.arch != arch: + print(f"Warning: current arch {arch} does not match nxstub {parsed.arch}") + + # If currently has connection to target, disconnect it + inferior = gdb.selected_inferior() + if inferior and inferior.connection and inferior.connection.is_valid(): + gdb.execute("detach", from_tty=True) + + def kill(event=None): + if self.process: + self.process.kill() + self.process.join() + self.process = None + print("nxstub process killed") + + if self.process: + y = input("nxstub process already running, kill it? [y/n] ") + if y.lower() != "y": + return + + kill() + + def stub_main(args): + import signal + + # Ignore the Ctrl+C signal + signal.signal(signal.SIGINT, signal.SIG_IGN) + nxstub.main(args) + + process = multiprocessing.Process(target=stub_main, args=(args,)) + process.start() + self.process = process + + gdb.events.gdb_exiting.connect(kill) + print("") + + # Wait server to start + gdb.execute(f"target remote :{parsed.port}", from_tty=True) diff --git a/tools/gdb/nuttxgdb/thread.py b/tools/pynuttx/nxgdb/thread.py similarity index 71% rename from tools/gdb/nuttxgdb/thread.py rename to tools/pynuttx/nxgdb/thread.py index a9311223c8ee7d84bf02f3feea1a247cf5351573..1464fb60521559696faaee6ea2d4beca469ae99b 100644 --- a/tools/gdb/nuttxgdb/thread.py +++ b/tools/pynuttx/nxgdb/thread.py @@ -1,5 +1,7 @@ ############################################################################ -# tools/gdb/nuttxgdb/thread.py +# tools/pynuttx/nxgdb/thread.py +# +# SPDX-License-Identifier: Apache-2.0 # # Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with @@ -19,97 +21,44 @@ ############################################################################ import argparse -import re from enum import Enum, auto +from typing import Union import gdb +from nxelf.elf import LiefELF +from nxreg.register import Registers, get_arch_name from . import utils from .stack import Stack -UINT16_MAX = 0xFFFF -SEM_TYPE_MUTEX = 4 -TSTATE_TASK_RUNNING = utils.get_symbol_value("TSTATE_TASK_RUNNING") -CONFIG_SMP_NCPUS = utils.get_symbol_value("CONFIG_SMP_NCPUS") or 1 - def is_thread_command_supported(): # Check if the native thread command is available by compare the number of threads. # It should have at least CONFIG_SMP_NCPUS of idle threads. - return len(gdb.selected_inferior().threads()) > CONFIG_SMP_NCPUS + return len(gdb.selected_inferior().threads()) > utils.get_ncpus() -class Registers: +class NxRegisters: saved_regs = None - reginfo = None def __init__(self): - if not Registers.reginfo: - reginfo = {} - - # Switch to second inferior to get the original remote-register layout - state = utils.suppress_cli_notifications(True) - utils.switch_inferior(2) - - natural_size = gdb.lookup_type("long").sizeof - tcb_info = gdb.parse_and_eval("g_tcbinfo") - reg_off = tcb_info["reg_off"]["p"] # Register offsets in tcbinfo - packet_size = tcb_info["regs_num"] * natural_size - - lines = gdb.execute("maint print remote-registers", to_string=True) - for line in lines.splitlines()[1:]: - if not line: - continue - - # Name Nr Rel Offset Size Type Rmt Nr g/G Offset - match = re.match( - r"\s(\S+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\S+)(?:\s+(\d+)\s+(\d+))?", - line, - ) - if not match: - continue - - name, _, _, _, size, _, rmt_nr, offset = match.groups() - - # We only need those registers that have a remote register - if rmt_nr is None: - continue - - rmt_nr = int(rmt_nr) - offset = int(offset) - size = int(size) + elf = gdb.objfiles()[0] + elf = LiefELF(elf.filename) - # We only have limited number of registers in packet - if offset + size > packet_size: - continue + def read_memory(addr, size): + return bytes(gdb.selected_inferior().read_memory(addr, size)) - index = offset // natural_size - tcb_reg_off = int(reg_off[index]) - if tcb_reg_off == UINT16_MAX: - # This register is not saved in tcb context - continue + mapped_arch_name = get_arch_name() + if not mapped_arch_name: + raise ValueError("Architecture is not found in g_reg_table.\n") - reginfo[name] = { - "rmt_nr": rmt_nr, # The register number in remote-registers, Aka the one we saved in g_tcbinfo. - "tcb_reg_off": tcb_reg_off, - } + self.registers = Registers(elf, arch=mapped_arch_name, readmem=read_memory) - Registers.reginfo = reginfo - utils.switch_inferior(1) # Switch back - utils.suppress_cli_notifications(state) - - def load(self, regs): + def load(self, regs: Union[int, gdb.Value] = None): """Load registers from context register address""" - regs = int(regs) - for name, info in Registers.reginfo.items(): - addr = regs + info["tcb_reg_off"] - # value = *(uintptr_t *)addr - value = ( - gdb.Value(addr) - .cast(utils.lookup_type("uintptr_t").pointer()) - .dereference() - ) - gdb.execute(f"set ${name}={int(value)}") + self.registers.load(regs) + for reg in self.registers: + gdb.execute(f"set ${reg.name} = {reg.value}") def switch(self, pid): """Switch to the specified thread""" @@ -118,7 +67,7 @@ class Registers: gdb.write(f"Thread {pid} not found\n") return - if tcb["task_state"] == TSTATE_TASK_RUNNING: + if utils.task_is_running(tcb): # If the thread is running, then register is not in context but saved temporarily self.restore() return @@ -131,45 +80,75 @@ class Registers: def save(self): """Save current registers""" - if Registers.saved_regs: + if NxRegisters.saved_regs: # Already saved return registers = {} frame = gdb.newest_frame() - for name, _ in Registers.reginfo.items(): - value = frame.read_register(name) - registers[name] = value + for reg in self.registers: + value = frame.read_register(reg.name) + registers[reg.name] = value - Registers.saved_regs = registers + NxRegisters.saved_regs = registers def restore(self): - if not Registers.saved_regs: + if not NxRegisters.saved_regs: return - for name, value in Registers.saved_regs.items(): + for name, value in NxRegisters.saved_regs.items(): gdb.execute(f"set ${name}={int(value)}") - Registers.saved_regs = None + NxRegisters.saved_regs = None + + +g_registers = NxRegisters() -g_registers = Registers() +class RegInfoCommand(gdb.Command): + """Display the register information""" + + def __init__(self): + super().__init__("maintenance reginfo", gdb.COMMAND_USER) + + @utils.dont_repeat_decorator + def invoke(self, arg: str, from_tty: bool) -> None: + registers = g_registers.registers + header = ("Name", "Rmt Nr", "Offset", "Tcb Reg Off") + print( + "Name: the register name GDB uses.\n" + "Rmt Nr: the register number in RSP packet, also the position in tcb.xcp.regs \n" + "Tcb Reg Off: the byte offset in tcb.xcp.regs" + ) + formatter = "{:<20} {:<10} {:<10} {:<10}" + print(formatter.format(*header)) + for register in registers: + print( + formatter.format( + register.name, + register.regnum, + register.goffset, + register.toffset, + ) + ) class SetRegs(gdb.Command): - """Set registers to the specified values. + """Load registers from TCB context memory address. Usage: setregs [regs] Etc: setregs setregs tcb->xcp.regs setregs g_pidhash[0]->xcp.regs - Default regs is tcbinfo_current_regs(),if regs is NULL, it will not set registers. + Default to load from g_running_tasks if no args are provided. + If the memory address is NULL, it will not set registers. """ def __init__(self): super().__init__("setregs", gdb.COMMAND_USER) + @utils.dont_repeat_decorator def invoke(self, arg, from_tty): parser = argparse.ArgumentParser( description="Set registers to the specified values" @@ -179,7 +158,7 @@ class SetRegs(gdb.Command): "regs", nargs="?", default="", - help="The registers to set, use tcbinfo_current_regs() if not specified", + help="The memory address to load register values, use g_running_tasks.xcp.regs if not specified", ) try: @@ -192,7 +171,12 @@ class SetRegs(gdb.Command): utils.lookup_type("char").pointer() ) else: - current_regs = gdb.parse_and_eval("tcbinfo_current_regs()") + try: + current_regs = gdb.parse_and_eval("g_running_tasks[0].xcp.regs") + except gdb.error as e: + gdb.write(f"Failed to parse running tasks: {e}\n") + return + regs = current_regs.cast(utils.lookup_type("char").pointer()) if regs == 0: @@ -208,9 +192,8 @@ class Nxinfothreads(gdb.Command): def __init__(self): super().__init__("info nxthreads", gdb.COMMAND_USER) - if not is_thread_command_supported(): - gdb.execute("define info threads\n info nxthreads \n end\n") + @utils.dont_repeat_decorator def invoke(self, args, from_tty): npidhash = gdb.parse_and_eval("g_npidhash") pidhash = gdb.parse_and_eval("g_pidhash") @@ -233,22 +216,16 @@ class Nxinfothreads(gdb.Command): pid = tcb["group"]["tg_pid"] tid = tcb["pid"] - - if tcb["task_state"] == gdb.parse_and_eval("TSTATE_TASK_RUNNING"): - index = f"*{i}" - pc = utils.get_pc() - else: - index = f" {i}" - pc = utils.get_pc(tcb=tcb) - + pc = utils.get_pc(tcb) thread = f"Thread {hex(tcb)}" + index = f"*{i}" if utils.task_is_running(tcb) else f" {i}" statename = statenames[tcb["task_state"]].string() statename = f'\x1b{"[32;1m" if statename == "Running" else "[33;1m"}{statename}\x1b[m' if tcb["task_state"] == gdb.parse_and_eval("TSTATE_WAIT_SEM"): mutex = tcb["waitobj"].cast(utils.lookup_type("sem_t").pointer()) - if mutex["flags"] & SEM_TYPE_MUTEX: + if utils.sem_is_mutex(mutex): mutex = tcb["waitobj"].cast(utils.lookup_type("mutex_t").pointer()) statename = f"Waiting,Mutex:{mutex['holder']}" @@ -299,11 +276,9 @@ class Nxthread(gdb.Command): """Switch to a specified thread""" def __init__(self): - if not is_thread_command_supported(): - super().__init__("thread", gdb.COMMAND_USER) - else: - super().__init__("nxthread", gdb.COMMAND_USER) + super().__init__("nxthread", gdb.COMMAND_USER) + @utils.dont_repeat_decorator def invoke(self, args, from_tty): npidhash = gdb.parse_and_eval("g_npidhash") pidhash = gdb.parse_and_eval("g_pidhash") @@ -327,12 +302,14 @@ class Nxthread(gdb.Command): except gdb.error and UnicodeDecodeError: gdb.write(f"Thread {i}\n") - gdb.execute(f"setregs g_pidhash[{i}]->xcp.regs") + if not utils.task_is_running(tcb): + gdb.execute(f"setregs g_pidhash[{i}]->xcp.regs") + cmd_arg = "" for cmd in arg[2:]: cmd_arg += cmd + " " - gdb.execute(f"{cmd_arg}\n") + gdb.write(gdb.execute(f"{cmd_arg}\n", to_string=True)) g_registers.restore() else: threadlist = [] @@ -359,8 +336,10 @@ class Nxthread(gdb.Command): except gdb.error and UnicodeDecodeError: gdb.write(f"Thread {i}\n") - gdb.execute(f"setregs g_pidhash[{i}]->xcp.regs") - gdb.execute(f"{cmd}\n") + if not utils.task_is_running(utils.get_tcb(i)): + gdb.execute(f"setregs g_pidhash[{i}]->xcp.regs") + + gdb.write(gdb.execute(f"{cmd}\n", to_string=True)) g_registers.restore() else: @@ -369,9 +348,7 @@ class Nxthread(gdb.Command): and int(arg[0]) < npidhash and pidhash[int(arg[0])] != 0 ): - if pidhash[int(arg[0])]["task_state"] == gdb.parse_and_eval( - "TSTATE_TASK_RUNNING" - ): + if utils.task_is_running(pidhash[int(arg[0])]): g_registers.restore() else: gdb.execute("setregs g_pidhash[%s]->xcp.regs" % arg[0]) @@ -390,6 +367,7 @@ class Nxcontinue(gdb.Command): "\n\x1b[31;1m if use thread command, please don't use 'continue', use 'c' instead !!!\x1b[m\n" ) + @utils.dont_repeat_decorator def invoke(self, args, from_tty): g_registers.restore() gdb.execute("continue") @@ -481,12 +459,11 @@ class Ps(gdb.Command): waiter = ( str(int(cast2ptr(tcb["waitobj"], "mutex_t")["holder"])) - if tcb["waitobj"] - and cast2ptr(tcb["waitobj"], "sem_t")["flags"] & get_macro("SEM_TYPE_MUTEX") + if tcb["waitobj"] and utils.sem_is_mutex(cast2ptr(tcb["waitobj"], "sem_t")) else "" ) state_and_event = eval2str(TaskState, (tcb["task_state"])) + ( - "@Mutex_Holder: " + waiter if waiter else "" + "@MutexHolder: " + waiter if waiter else "" ) state_and_event = state_and_event.split("_") @@ -534,7 +511,7 @@ class Ps(gdb.Command): ptcb = cast2ptr(tcb, "struct pthread_tcb_s") arg = ptcb["arg"] cmd = " ".join((name, hex(entry), hex(arg))) - elif tcb["pid"] < get_macro("CONFIG_SMP_NCPUS"): + elif tcb["pid"] < utils.get_ncpus(): # This must be the Idle Tasks, hence we just get its name cmd = name else: @@ -582,6 +559,7 @@ class Ps(gdb.Command): ) gdb.write("\n") + @utils.dont_repeat_decorator def invoke(self, args, from_tty): gdb.write( " ".join( @@ -609,70 +587,9 @@ class Ps(gdb.Command): gdb.write("\n") for tcb in utils.get_tcbs(): - self.parse_and_show_info(tcb) - - -class DeadLock(gdb.Command): - """Detect and report if threads have deadlock.""" - - def __init__(self): - super().__init__("deadlock", gdb.COMMAND_USER) - - def has_deadlock(self, pid): - """Check if the thread has a deadlock""" - tcb = utils.get_tcb(pid) - if not tcb or not tcb["waitobj"]: - return False - - sem = tcb["waitobj"].cast(utils.lookup_type("sem_t").pointer()) - if not sem["flags"] & SEM_TYPE_MUTEX: - return False - - # It's waiting on a mutex - mutex = tcb["waitobj"].cast(utils.lookup_type("mutex_t").pointer()) - holder = mutex["holder"] - if holder in self.holders: - return True - - self.holders.append(holder) - return self.has_deadlock(holder) - - def collect(self, tcbs): - """Collect the deadlock information""" - - detected = [] - collected = [] - for tcb in tcbs: - self.holders = [] # Holders for this tcb - pid = tcb["pid"] - if pid in detected or not self.has_deadlock(tcb["pid"]): - continue - - # Deadlock detected - detected.append(pid) - detected.extend(self.holders) - collected.append((pid, self.holders)) - - return collected - - def diagnose(self, *args, **kwargs): - collected = self.collect(utils.get_tcbs()) - - return { - "title": "Deadlock Report", - "summary": f"{'No' if not collected else len(collected)} deadlocks", - "command": "deadlock", - "deadlocks": {int(pid): [i for i in h] for pid, h in collected}, - } - - def invoke(self, args, from_tty): - collected = self.collect(utils.get_tcbs()) - if not collected: - gdb.write("No deadlock detected.") - return - - for pid, holders in collected: - gdb.write(f'Thread {pid} "{utils.get_task_name(pid)}" has deadlocked!\n') - gdb.write(f" holders: {pid}->") - gdb.write("->".join(str(pid) for pid in holders)) - gdb.write("\n") + try: + self.parse_and_show_info(tcb) + except gdb.error as e: + gdb.write(f"[Error] GDB error while processing TCB: {e}\n") + except Exception as e: + gdb.write(f"[Error] Unexpected error: {e}\n") diff --git a/tools/pynuttx/nxgdb/tlsdump.py b/tools/pynuttx/nxgdb/tlsdump.py new file mode 100644 index 0000000000000000000000000000000000000000..2794f0d8be517a615b55e206982fc838cdf0d67b --- /dev/null +++ b/tools/pynuttx/nxgdb/tlsdump.py @@ -0,0 +1,160 @@ +############################################################################ +# tools/pynuttx/nxgdb/tlsdump.py +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +import argparse + +import gdb + +from . import utils +from .lists import NxDQueue + +CONFIG_TLS_TASK_NELEM = utils.get_field_nitems("struct task_info_s", "ta_telem") +CONFIG_TLS_NELEM = utils.get_field_nitems("struct tls_info_s", "tl_elem") + +tls_info_s = utils.lookup_type("struct tls_info_s").pointer() + + +class TlsDump(gdb.Command): + """Dump and check the integrity of tls_info and task_info""" + + def __init__(self): + if not CONFIG_TLS_NELEM: + print("TLS is not enabled in the current configuration") + return + super().__init__("tlsdump", gdb.COMMAND_USER) + + def parse_arguments(self, argv): + parser = argparse.ArgumentParser(description=self.__doc__) + parser.add_argument( + "-p", + "--pid", + type=int, + help="Dump the tls info of the thread/task represented by this pid", + default=None, + ) + parser.add_argument( + "-c", + "--check", + action="store_true", + help="Integrity check.All threads in a task must share the same task_info", + ) + + try: + args = parser.parse_args(argv) + except SystemExit: + return None + + return args + + def dump_tls(self, tcb): + """dump tls info""" + + try: + if not tcb or not utils.get_tcb_type(tcb): + return + + pid = int(tcb.pid) + type = utils.get_tcb_type(tcb) + task_info = tcb.stack_alloc_ptr.cast(tls_info_s).tl_task + print(f"PID:{pid}, {type}, task_info addr:{hex(task_info)}") + + if type == "TASK": + print("task tls elements:") + for i in range(CONFIG_TLS_TASK_NELEM): + tls = utils.get_task_tls(pid, i) + print(f"{hex(tls)}") + + print("thread tls elements:") + for i in range(CONFIG_TLS_NELEM): + tls = utils.get_thread_tls(pid, i) + print(f"{hex(tls)}") + except gdb.error: + return + + def check_corruption(self, tcb): + """integrity check""" + + try: + if not tcb or not utils.get_tcb_type(tcb): + print("No tcb found, or the tcb type is invalid") + return True + + # Get the task_info of the task, and compare it with the task_info of each thread + # If the tcb is a task, get the task_info of the task + # If the tcb is a thread, get the task_info of the task to which the thread belongs + task = ( + tcb + if utils.get_tcb_type(tcb) == "TASK" + else utils.get_tcb(tcb.group.tg_pid) + ) + if not task: + print("Can not find the task within the group") + return True + + task_info = task.stack_alloc_ptr.cast(tls_info_s).tl_task + corrupted = False + # Traverse all threads under this task through the group linked list + for tcb in NxDQueue(task.group.tg_members, "struct tcb_s", "member"): + # Get the task_info of this thread + info = tcb.stack_alloc_ptr.cast(tls_info_s).tl_task + # Only report when corrupted + if info != task_info: + pid = int(tcb.pid) + print( + f"PID:{pid} is corrupted, task_info addr:{hex(task_info)}, got {hex(info)}" + ) + corrupted = True + return corrupted + except gdb.error: + print("Error occurred during integrity check") + return True + + @utils.dont_repeat_decorator + def invoke(self, args, from_tty): + args = self.parse_arguments(gdb.string_to_argv(args)) + if not args: + return + + # tlsdump -c + # Do integrity check + if args.check: + corrupted = any(self.check_corruption(tcb) for tcb in utils.get_tcbs()) + print(f"Check: {'FAILED' if corrupted else 'PASS'}") + return + + # tlsdump / tlsdump -p pid + pid = args.pid + tcbs = [utils.get_tcb(pid)] if pid is not None else utils.get_tcbs() + for tcb in tcbs: + if not tcb: + print(f"Pid={pid}, no task or thread found") + continue + self.dump_tls(tcb) + + def diagnose(self, *args, **kwargs): + corrupted = any(self.check_corruption(tcb) for tcb in utils.get_tcbs()) + + return { + "title": "tlsdump report", + "summary": "integrity check", + "result": "failed" if corrupted else "pass", + "command": "tlsdump", + "data": gdb.execute("tlsdump", to_string=True), + } diff --git a/tools/pynuttx/nxgdb/uname.py b/tools/pynuttx/nxgdb/uname.py new file mode 100644 index 0000000000000000000000000000000000000000..cbe584a9402b97757a9ad549d417029b634e4e8b --- /dev/null +++ b/tools/pynuttx/nxgdb/uname.py @@ -0,0 +1,143 @@ +############################################################################ +# tools/pynuttx/nxgdb/uname.py +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +import argparse +import subprocess +from os import path + +import gdb + +from . import utils + + +def get_commit_id(): + here = path.dirname(path.abspath(__file__)) + try: + result = subprocess.run( + ["git", "-C", here, "rev-parse", "--short", "HEAD"], + check=True, + stdout=subprocess.PIPE, + stderr=subprocess.DEVNULL, + text=True, + ) + return result.stdout.strip() + except (subprocess.CalledProcessError, FileNotFoundError): + return "unknown" + + +kernel_name = "NuttX" +node_name = str(utils.get_symbol_value("CONFIG_LIBC_HOSTNAME")).replace('"', "") +kernel_release = str(utils.get_symbol_value("CONFIG_VERSION_STRING")).replace('"', "") +kernel_version = str(utils.parse_and_eval("g_version")).replace('"', "") +machine = str(utils.get_symbol_value("CONFIG_ARCH")).replace('"', "") +tool_version = get_commit_id() + + +class UnameCommand(gdb.Command): + """Output specific system information""" + + def __init__(self): + super().__init__("uname", gdb.COMMAND_USER) + + def parse_arguments(self, argv): + parser = argparse.ArgumentParser(description=self.__doc__) + parser.add_argument( + "-a", + "--all", + action="store_true", + help="Output all information in the following order", + ) + parser.add_argument( + "-s", "--kernel-name", action="store_true", help="Output the kernel name" + ) + parser.add_argument( + "-n", + "--nodename", + action="store_true", + help="Output the hostname of the network node", + ) + parser.add_argument( + "-r", + "--kernel-release", + action="store_true", + help="Output the kernel release number", + ) + parser.add_argument( + "-v", + "--kernel-version", + action="store_true", + help="Output the kernel version number", + ) + parser.add_argument( + "-m", + "--machine", + action="store_true", + help="Output the hardware architecture name of the host", + ) + parser.add_argument( + "--version", + action="store_true", + help="Display version information and exit", + ) + + try: + args = parser.parse_args(argv) + except SystemExit: + return None + + return args + + @utils.dont_repeat_decorator + def invoke(self, args, from_tty): + args = self.parse_arguments(gdb.string_to_argv(args)) + if not args: + return + + if args.all: + print( + kernel_name, + node_name, + kernel_release, + kernel_version, + machine, + tool_version, + ) + return + if args.kernel_name: + print(kernel_name) + if args.nodename: + print(node_name) + if args.kernel_release: + print(kernel_release) + if args.kernel_version: + print(kernel_version) + if args.machine: + print(machine) + if args.version: + print(tool_version) + + def diagnose(self, *args, **kwargs): + return { + "title": "Uname Report", + "summary": "dump the kernel version number", + "command": "uname", + "result": "info", + "message": gdb.execute("uname -a", to_string=True), + } diff --git a/tools/pynuttx/nxgdb/uorb.py b/tools/pynuttx/nxgdb/uorb.py new file mode 100644 index 0000000000000000000000000000000000000000..29041c2122b1a8ffa0c7422227294b69bff12fbb --- /dev/null +++ b/tools/pynuttx/nxgdb/uorb.py @@ -0,0 +1,159 @@ +############################################################################ +# tools/pynuttx/nxgdb/uorb.py +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +from __future__ import annotations + +import argparse +import re +from typing import List + +import gdb + +from . import fs, utils +from .circbuf import CircBuf +from .protocols import uorb as p + + +class Sensor(utils.Value, p.SensorUpper): + """struct sensor_upperhalf_s and enhancement""" + + inode_s = utils.lookup_type("struct inode") + sensor_upperhalf_s = utils.lookup_type("struct sensor_upperhalf_s") + + def __init__(self, inode: gdb.Value | utils.Value, path=None): + # inode must be type of struct inode * + if inode.type.code != gdb.TYPE_CODE_PTR: + raise ValueError(f"Expect pointer type, got {inode.type}") + + super().__init__(inode["i_private"].cast(self.sensor_upperhalf_s.pointer())) + self.inode = inode + self._path = path + + def __repr__(self) -> str: + state = self.state + return f"{hex(self)} {self.topicname} {state.nsubscribers} subscribers, {state.nadvertisers} advertisers" + + def details(self) -> str: + state = self.state + return f"nbuffer: {state.nbuffer}, latency: {state.min_latency}, interval: {state.min_interval}" + + def __str__(self) -> str: + return self.__repr__() + + @property + def path(self): + return self._path or fs.inode_getpath(self.inode) + + @property + def nsubscribers(self) -> int: + return int(self.state["nsubscribers"]) + + @property + def nadvertisers(self) -> int: + return int(self.state["nadvertisers"]) + + @property + def topicname(self): + name = self.path.split("/")[-1] + name = re.sub(r"(\d$)", "", name) + name = re.sub(r"(_uncal$)", "", name) + return name + + @property + def metadata(self) -> p.OrbMetadata: + return utils.gdb_eval_or_none(f"g_orb_{self.topicname}") + + @property + def datatype(self) -> gdb.Type: + """Return the datatype of the topic like struct sensor_accel""" + return utils.lookup_type(f"struct {self.topicname}") + + @property + def circbuf(self) -> CircBuf: + if not self.datatype: + return None + return CircBuf(self.buffer, datatype=self.datatype.pointer()) + + +def get_topic_inodes(topic: str = None) -> List[fs.Inode]: + nodes = ( + (node, path) + for node, path in fs.foreach_inode() + if path.startswith("/dev/uorb/") and (not topic or topic in path) + ) + return nodes + + +def get_topics(topic: str = None) -> List[Sensor]: + nodes = get_topic_inodes(topic) + return (Sensor(node, path=path) for node, path in nodes) + + +class uORBDump(gdb.Command): + """Dump uORB topics""" + + formatter = "{:<20} {:<24} {:<6} {:<6} {:<6} {:<6} {:<12} {:<12} {:<20}" + header = ( + "Address", + "Topic", + "Subs", + "Ads", + "esize", + "nbuf", + "latency", + "interval", + "Circbuf", + ) + + def __init__(self): + super().__init__("uorb", gdb.COMMAND_USER) + + @utils.dont_repeat_decorator + def invoke(self, arg: str, from_tty: bool) -> None: + parser = argparse.ArgumentParser(description=self.__doc__) + parser.add_argument( + "--topic", + type=str, + help="The topic name to dump, e.g. 'sensor_accel'", + default=None, + ) + + try: + args = parser.parse_args(gdb.string_to_argv(arg)) + except SystemExit: + return + + print(self.formatter.format(*self.header)) + for topic in get_topics(topic=args.topic): + print( + self.formatter.format( + hex(topic), + topic.topicname, + topic.nsubscribers, + topic.nadvertisers, + topic.state.esize, + topic.state.nbuffer, + topic.state.min_latency, + topic.state.min_interval, + hex(topic.buffer.address), + ) + ) diff --git a/tools/gdb/nuttxgdb/utils.py b/tools/pynuttx/nxgdb/utils.py similarity index 62% rename from tools/gdb/nuttxgdb/utils.py rename to tools/pynuttx/nxgdb/utils.py index 8ddbf02fff83f5f9aa8910590758dbf5d180b598..b04d5200afdf807d4029a3029af500220ad0397b 100644 --- a/tools/gdb/nuttxgdb/utils.py +++ b/tools/pynuttx/nxgdb/utils.py @@ -1,5 +1,7 @@ ############################################################################ -# tools/gdb/nuttxgdb/utils.py +# tools/pynuttx/nxgdb/utils.py +# +# SPDX-License-Identifier: Apache-2.0 # # Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with @@ -18,47 +20,190 @@ # ############################################################################ +from __future__ import annotations + import argparse +import hashlib import importlib import json -import os +import math import re import shlex +import sys +import traceback from enum import Enum -from typing import List, Optional, Tuple, Union +from pathlib import Path +from typing import List, Optional, Union import gdb +from nxelf.macros import fetch_macro_info, try_expand -from .macros import fetch_macro_info, try_expand from .protocols.thread import Tcb g_symbol_cache = {} g_type_cache = {} g_macro_ctx = None +g_backtrace_cache = {} +TypeOrStr = Union[gdb.Type, str] class Value(gdb.Value): - def __init__(self, obj: gdb.Value): + def __init__(self, obj: Union[gdb.Value, Value]): super().__init__(obj) + def __isabstractmethod__(self): + # Added to avoid getting error using __getattr__ + return False + def __getattr__(self, key): if hasattr(super(), key): - return Value(super().__getattribute__(key)) + value = super().__getattribute__(key) else: - return Value(super().__getitem__(key)) + value = super().__getitem__(key) + + return Value(value) if not isinstance(value, Value) else value def __getitem__(self, key): - return Value(super().__getitem__(key)) + value = super().__getitem__(key) + return Value(value) if not isinstance(value, Value) else value + + def __format__(self, format_spec: str) -> str: + try: + return super().__format__(format_spec) + except TypeError: + # Convert GDB value to python value, and then format it + type_code_map = { + gdb.TYPE_CODE_INT: int, + gdb.TYPE_CODE_PTR: int, + gdb.TYPE_CODE_ENUM: int, + gdb.TYPE_CODE_FUNC: hex, + gdb.TYPE_CODE_BOOL: bool, + gdb.TYPE_CODE_FLT: float, + gdb.TYPE_CODE_STRING: str, + gdb.TYPE_CODE_CHAR: lambda x: chr(int(x)), + } + + t = self.type + while t.code == gdb.TYPE_CODE_TYPEDEF: + t = t.target() + + type_code = t.code + try: + converter = type_code_map[type_code] + return f"{converter(self):{format_spec}}" + except KeyError: + raise TypeError( + f"Unsupported type: {self.type}, {self.type.code} {self}" + ) + + @property + def address(self) -> Value: + value = super().address + return value and Value(value) def cast(self, type: str | gdb.Type, ptr: bool = False) -> Optional["Value"]: try: - gdb_type = gdb.lookup_type(type) if isinstance(type, str) else type + gdb_type = lookup_type(type) if isinstance(type, str) else type if ptr: gdb_type = gdb_type.pointer() return Value(super().cast(gdb_type)) except gdb.error: return None + def dereference(self) -> Value: + return Value(super().dereference()) + + def reference_value(self) -> Value: + return Value(super().reference_value()) + + def referenced_value(self) -> Value: + return Value(super().referenced_value()) + + def rvalue_reference_value(self) -> Value: + return Value(super().rvalue_reference_value()) + + def const_value(self) -> Value: + return Value(super().const_value()) + + def dynamic_cast(self, type: gdb.Type) -> Value: + return Value(super().dynamic_cast(type)) + + +class Symbol: + def __init__(self, address: Union[int, gdb.Value]): + self.func: str = "" + self.address: int = 0 + self._symtab_and_line: gdb.Symtab_and_line = None + self.resolve_symbol(address) + + def resolve_symbol(self, address: Union[int, gdb.Value]) -> None: + """Resolve symbol information for the given address""" + if not address: + return + + # Check cache first + if int(address) in g_backtrace_cache: + cached = g_backtrace_cache[int(address)] + self.address, self.func, self._symtab_and_line = cached + return + + # Convert to proper gdb.Value if needed + if type(address) is int: + address = gdb.Value(address) + + # Ensure we have a pointer type + if address.type.code is not gdb.TYPE_CODE_PTR: + address = address.cast(gdb.lookup_type("void").pointer()) + + # Get symbol information + self.address = int(address) + self._symtab_and_line = gdb.find_pc_line(int(address)) + if not self.is_valid(): + return + + self.func = address.format_string(symbols=True, address=False) + + # Cache the result + result = (self.address, self.func, self._symtab_and_line) + g_backtrace_cache[self.address] = result + + def is_valid(self) -> bool: + return ( + self._symtab_and_line + and self._symtab_and_line.is_valid() + and self._symtab_and_line.symtab + and self._symtab_and_line.symtab.is_valid() + ) + + @property + def funcname(self) -> str: + return self.func + + @property + def filename(self) -> str: + if not self.is_valid(): + return "" + return str(self._symtab_and_line.symtab.fullname()) + + @property + def line(self) -> int: + if not self.is_valid(): + return 0 + return int(self._symtab_and_line.line) + + def __repr__(self) -> str: + return ( + f"" + ) + + def toJSON(self): + return { + "address": self.address, + "function": self.funcname, + "source": self.filename, + "line": self.line, + } + class Backtrace: """ @@ -67,12 +212,12 @@ class Backtrace: backtrace = Backtrace(addresses=[0x4001, 0x4002, 0x4003]) # Access converted backtrace - addr, func, source = backtrace[0] - remaining = backtrace[1:] # Return list of (addr, func, source) + addr, func, file, line = backtrace[0] + remaining = backtrace[1:] # Return list of (addr, func, file, line) # Iterate over backtrace - for addr, func, source in backtrace: - print(addr, func, source) + for addr, func, file, line in backtrace: + print(addr, func, file, line) # Append more addresses to convert backtrace.append(0x40001234) @@ -91,40 +236,37 @@ class Backtrace: self, address: List[Union[gdb.Value, int]] = [], formatter="{:<5} {:<36} {}\n", + break_null=True, ): self.formatter = formatter # Address, Function, Source self._formatted = None # Cached formatted backtrace - self.backtrace = [res for addr in address if (res := self.convert(addr))] + self.backtrace = [] + for addr in address: + if break_null and not addr: + break + self.append(int(addr)) + + def __eq__(self, value: Backtrace) -> bool: + return self.backtrace == value.backtrace + + def __hash__(self) -> int: + return hash(tuple(self.backtrace)) def append(self, addr: Union[gdb.Value, int]) -> None: """Append an address to the backtrace""" - if result := self.convert(addr): - self.backtrace.append(result) + if result := Symbol(addr): + self.backtrace.append( + (result.address, result.func, result.filename, result.line) + ) self._formatted = None # Clear cached result - def convert(self, addr: Union[gdb.Value, int]) -> Tuple[int, str, str]: - """Convert an address to function and source""" - if not addr: - return - - if type(addr) is int: - addr = gdb.Value(addr) - - if addr.type.code is not gdb.TYPE_CODE_PTR: - addr = addr.cast(gdb.lookup_type("void").pointer()) - - func = addr.format_string(symbols=True, address=False) - sym = gdb.find_pc_line(int(addr)) - source = str(sym.symtab) + ":" + str(sym.line) - return (int(addr), func, source) - @property def formatted(self): """Return the formatted backtrace string list""" if not self._formatted: self._formatted = [ - self.formatter.format(hex(addr), func, source) - for addr, func, source in self.backtrace + self.formatter.format(hex(addr), func, f"{file}:{line}") + for addr, func, file, line in self.backtrace ] return self._formatted @@ -142,11 +284,15 @@ class Backtrace: def __getitem__(self, index): return self.backtrace.__getitem__(index) + def toJSON(self): + return [ + {"address": addr, "function": func, "source": source, "line": line} + for addr, func, source, line in self.backtrace + ] + def lookup_type(name, block=None) -> gdb.Type: """Return the type object of a type name""" - global g_type_cache - key = (name, block) if key not in g_type_cache: try: @@ -159,18 +305,68 @@ def lookup_type(name, block=None) -> gdb.Type: return g_type_cache[key] +def get_fieldnames(t: TypeOrStr) -> List[str]: + """Return the field names of a type""" + if isinstance(t, str): + t = lookup_type(t) + + return [f.name for f in t.fields()] + + +def get_type_field(obj: Union[TypeOrStr, gdb.Value], field: str) -> gdb.Field: + """ + Get the type field descriptor from a type or string, or value object. + """ + + if isinstance(obj, str): + t = lookup_type(obj) + elif isinstance(obj, gdb.Type): + t = obj + elif isinstance(obj, gdb.Value): + t = obj.type + else: + raise gdb.GdbError(f"Unsupported type {type(obj)}") + + if not t: + return None + + while t.code in (gdb.TYPE_CODE_PTR, gdb.TYPE_CODE_ARRAY, gdb.TYPE_CODE_TYPEDEF): + t = t.target() + + for f in t.fields(): + if f.name == field: + return f + + +def get_field_nitems(t: TypeOrStr, field: str) -> Union[int, None]: + """Return the array length of a field in type, or None if no such field""" + if field := get_type_field(t, field): + return nitems(field) + + long_type = lookup_type("long") + +def dont_repeat_decorator(func): + def wrapper(self, args, from_tty): + try: + self.dont_repeat() + func(self, args, from_tty) + except Exception as e: + print(f"Error: {e}\n{traceback.format_exc()}") + + return wrapper + + # Common Helper Functions def get_long_type(): """Return the cached long type object""" - global long_type return long_type -def offset_of(typeobj: Union[gdb.Type, str], field: str) -> Union[int, None]: +def offset_of(typeobj: TypeOrStr, field: str) -> Union[int, None]: """Return the offset of a field in a structure""" if type(typeobj) is str: typeobj = gdb.lookup_type(typeobj) @@ -187,9 +383,7 @@ def offset_of(typeobj: Union[gdb.Type, str], field: str) -> Union[int, None]: raise gdb.GdbError(f"Field {field} not found in type {typeobj}") -def container_of( - ptr: Union[gdb.Value, int], typeobj: Union[gdb.Type, str], member: str -) -> gdb.Value: +def container_of(ptr: Union[Value, int], typeobj: TypeOrStr, member: str) -> Value: """ Return a pointer to the containing data structure. @@ -199,7 +393,7 @@ def container_of( member: Name of the member in the container. Returns: - gdb.Value of the container. + Value of the container. Example: struct foo { @@ -210,13 +404,13 @@ def container_of( """ if isinstance(typeobj, str): - typeobj = gdb.lookup_type(typeobj).pointer() + typeobj = lookup_type(typeobj).pointer() if typeobj.code is not gdb.TYPE_CODE_PTR: typeobj = typeobj.pointer() - addr = gdb.Value(ptr).cast(long_type) - return gdb.Value(addr - offset_of(typeobj, member)).cast(typeobj) + addr = Value(ptr).cast(long_type) + return Value(addr - offset_of(typeobj, member)).cast(typeobj) class ContainerOf(gdb.Function): @@ -271,10 +465,13 @@ def parse_and_eval(expression: str, global_context: bool = False): return Value(gdb_value) -def gdb_eval_or_none(expresssion): +def gdb_eval_or_none(expression): """Evaluate an expression and return None if it fails""" try: - return parse_and_eval(expresssion) + value = parse_and_eval(expression) + if value.is_optimized_out: + return None + return value except gdb.error: return None @@ -352,14 +549,20 @@ def get_symbol_value(name, locspec="nx_start", cacheable=True): return value -def get_field(val, key, default=None): - """Get a field from a gdb.Value, return default if key not found""" +def get_field(obj: gdb.Value, field: Union[str, gdb.Field], default=None) -> gdb.Value: + """ + Get a field value from a gdb.Value, return default if field is not found. + """ try: - return val[key] if val else default + return obj[field] if obj else default except gdb.error: return default +def has_field(obj: Union[TypeOrStr, gdb.Value], field): + return get_type_field(obj, field) is not None + + def get_bytes(val, size): """Convert a gdb value to a bytes object""" try: @@ -373,13 +576,26 @@ def get_bytes(val, size): def import_check(module, name="", errmsg=""): try: module = __import__(module, fromlist=[name]) - except ImportError: + except ImportError as e: + gdb.write(f"import_error: {e}\n") gdb.write(errmsg if errmsg else f"Error to import {module}\n") return None return getattr(module, name) if name else module +def import_reload(module, name="", errmsg=""): + """Clear and reload the module from sys.modules""" + if module in sys.modules: + module = importlib.reload(sys.modules[module]) + else: + module = import_check( + module, + errmsg=errmsg, + ) + return module + + def hexdump(address, size): address = int(address) inf = gdb.inferiors()[0] @@ -420,7 +636,14 @@ def parse_arg(arg: str) -> Union[gdb.Value, int]: return None -def nitems(array): +def alias(name, command): + try: + gdb.execute(f"alias {name} = {command}") + except gdb.error: + pass + + +def nitems(array: Union[gdb.Field, gdb.Type]) -> int: array_type = array.type element_type = array_type.target() element_size = element_type.sizeof @@ -435,6 +658,14 @@ def sizeof(t: Union[str, gdb.Type]): return t.sizeof +def log2ceil(n): + return int(math.ceil(math.log2(n))) + + +def log2floor(n): + return int(math.floor(math.log2(n))) + + # Machine Specific Helper Functions @@ -554,7 +785,7 @@ target_arch = None def is_target_arch(arch, exact=False): """ - For non exactly match, this function will + For non exact match, this function will return True if the target architecture contains keywords of an ARCH family. For example, x86 is contained in i386:x86_64. @@ -594,6 +825,13 @@ def is_target_smp(): return False +CONFIG_SMP_NCPUS = nitems(parse_and_eval("g_running_tasks")) + + +def get_ncpus(): + return CONFIG_SMP_NCPUS + + # FIXME: support RISC-V/X86/ARM64 etc. def in_interrupt_context(cpuid=0): frame = gdb.selected_frame() @@ -608,38 +846,50 @@ def in_interrupt_context(cpuid=0): return not g_current_regs or not g_current_regs[cpuid] +# task def get_register_byname(regname, tcb=None): frame = gdb.selected_frame() - # If no tcb is given then we can directly used the register from + # If no tcb is given then we can directly use the register from # the cached frame by GDB - if not tcb: + if not tcb or task_is_running(tcb): return int(frame.read_register(regname)) # Ok, let's take it from the context in the given tcb - arch = frame.architecture() - tcbinfo = gdb.parse_and_eval("g_tcbinfo") + tcbinfo = parse_and_eval("g_tcbinfo") - i = 0 - for reg in arch.registers(): - if reg.name == regname: - break - i += 1 - - regs = tcb["xcp"]["regs"].cast(gdb.lookup_type("char").pointer()) - value = gdb.Value(regs + tcbinfo["reg_off"]["p"][i]).cast( - gdb.lookup_type("uintptr_t").pointer() - )[0] - - return int(value) + for reg in ArrayIterator(tcbinfo.u.reginfo, tcbinfo.regs_num): + if reg.name.string().lower() == regname.lower(): + xcpregs = tcb["xcp"]["regs"] + if xcpregs.type.code != gdb.TYPE_CODE_PTR: + # For sim, the xcpregs is an array, not pointer, thus need casting + xcpregs = xcpregs.cast(lookup_type("char").pointer()) + value = gdb.Value(int(xcpregs) + reg.toffset) + value = value.cast(lookup_type("uintptr_t").pointer()) + return int(value.dereference()) def get_sp(tcb=None): - return get_register_byname("sp", tcb) + # NuttX doesn't support unified register name for stack pointer + arch = gdb.selected_inferior().architecture().name() + regname = { + "i386": "esp", + "i386:x86": "esp", + "i386:x86-64": "rsp", + }.get(arch, "sp") + + return get_register_byname(regname, tcb) def get_pc(tcb=None): - return get_register_byname("pc", tcb) + # NuttX doesn't support unified register name for PC + arch = gdb.selected_inferior().architecture().name() + regname = { + "i386": "eip", + "i386:x86": "eip", + "i386:x86-64": "rip", + }.get(arch, "pc") + return get_register_byname(regname, tcb) def get_tcbs() -> List[Tcb]: @@ -653,15 +903,35 @@ def get_tcbs() -> List[Tcb]: def get_tcb(pid) -> Tcb: """get tcb from pid""" - g_pidhash = parse_and_eval("g_pidhash") - g_npidhash = parse_and_eval("g_npidhash") - tcb = g_pidhash[pid & (g_npidhash - 1)] + pidhash = parse_and_eval("g_pidhash") + npidhash = parse_and_eval("g_npidhash") + tcb = pidhash[pid & (npidhash - 1)] if not tcb or pid != tcb["pid"]: return None return tcb +def get_running_tcbs() -> List[Tcb]: + """get running tcbs""" + running_tasks = parse_and_eval("g_running_tasks") + return [tcb for tcb in ArrayIterator(running_tasks) if tcb] + + +def get_tcb_type(tcb): + """get tcb type""" + if not tcb: + return None + + mask = get_symbol_value("TCB_FLAG_TTYPE_MASK") + if tcb["flags"] & mask == get_symbol_value("TCB_FLAG_TTYPE_PTHREAD"): + return "PTHREAD" + elif tcb["flags"] & mask == get_symbol_value("TCB_FLAG_TTYPE_KERNEL"): + return "KTHREAD" + else: + return "TASK" + + def get_tid(tcb): """get tid from tcb""" if not tcb: @@ -673,6 +943,9 @@ def get_tid(tcb): def get_task_name(tcb): + if not tcb: + return "" + try: name = tcb["name"].cast(gdb.lookup_type("char").pointer()) return name.string() @@ -680,6 +953,31 @@ def get_task_name(tcb): return "" +def get_task_entry(tcb) -> Symbol: + if not tcb: + return None + + try: + entry = tcb["entry"]["main"] + return Symbol(entry) + except gdb.error: + return None + + +def task_is_running(tcb): + return tcb["task_state"] == get_symbol_value("TSTATE_TASK_RUNNING") + + +def task_is_idle(tcb): + return tcb["pid"] < CONFIG_SMP_NCPUS + + +# sem +def sem_is_mutex(sem): + SEM_TYPE_MUTEX = 4 + return sem["flags"] & SEM_TYPE_MUTEX + + def switch_inferior(inferior): state = suppress_cli_notifications(True) @@ -714,9 +1012,30 @@ def check_version(): gdb.write(f"Build version: {mem_version}\n") switch_inferior(1) # Switch back + # Verify the ELF file version against the GDB tool version + check_compatibility() suppress_cli_notifications(state) +def check_compatibility(): + """Check the elf and the GDB tool version""" + from . import uname + + kernel_version = uname.kernel_version + version_parts = kernel_version.split(" ") + if len(version_parts) < 1: + gdb.write(f"Invalid kernel_version format: {kernel_version}") + return + elf_version = version_parts[0] + tool_verson = uname.tool_version + + if not elf_version.startswith(tool_verson): + gdb.write( + f"\x1b[31;1mWarning: ELF version {elf_version} " + f"does not match GDB tool version {tool_verson}\x1b[m\n" + ) + + def get_task_tls(tid, key): """get task tls from tid and key""" tcb = get_tcb(tid) @@ -749,26 +1068,67 @@ def get_thread_tls(pid, key): return None +def get_task_argvstr(tcb: Tcb) -> List[str]: + args = [] + try: + TCB_FLAG_TTYPE_MASK = get_symbol_value("TCB_FLAG_TTYPE_MASK") + TCB_FLAG_TTYPE_PTHREAD = get_symbol_value("TCB_FLAG_TTYPE_PTHREAD") + + if tcb.flags & TCB_FLAG_TTYPE_MASK == TCB_FLAG_TTYPE_PTHREAD: + if tcb.type.code != gdb.TYPE_CODE_PTR: + tcb = tcb.address + return ["", f"{tcb['entry']['main']}", f'{tcb["arg"]}'] + + tls_info_s = lookup_type("struct tls_info_s").pointer() + tls = tcb.stack_alloc_ptr.cast(tls_info_s) + argv = int(tcb.stack_alloc_ptr) + int(tls.tl_size) + argv = gdb.Value(argv).cast(lookup_type("char").pointer().pointer()) + while argv.dereference(): + args.append(argv.dereference().string()) + argv += 1 + except gdb.error: + pass + + return args + + def gather_modules(dir=None) -> List[str]: - dir = os.path.normpath(dir) if dir else os.path.dirname(__file__) - return [ - os.path.splitext(os.path.basename(f))[0] - for f in os.listdir(dir) - if f.endswith(".py") - ] + dir = Path(dir).resolve() if dir else Path(__file__).parent + modules = [] + + for f in dir.rglob("*.py"): + if f.name == "__init__.py": + continue + + relative_path = f.relative_to(dir).with_suffix("") + module_name = ".".join(relative_path.parts) + modules.append(module_name) + + return modules def gather_gdbcommands(modules=None, path=None) -> List[gdb.Command]: modules = modules or gather_modules(path) commands = [] for m in modules: - module = importlib.import_module(f"{__package__}.{m}") - for c in module.__dict__.values(): - if isinstance(c, type) and issubclass(c, gdb.Command): - commands.append(c) + try: + module = importlib.import_module(f"{__package__}.{m}") + for c in module.__dict__.values(): + if isinstance(c, type) and issubclass(c, gdb.Command): + commands.append(c) + except Exception: + gdb.write(f"Ignore module {m}\n") return commands +def get_elf_md5(): + """Return the md5 checksum of the current ELF file""" + file = gdb.objfiles()[0].filename + with open(file, "rb") as f: + hash = hashlib.md5(f.read()).hexdigest() + return hash + + def jsonify(obj, indent=None): if not obj: return "{}" @@ -824,7 +1184,12 @@ def enum(t: Union[str, gdb.Type], name=None): names = {f.name[len(prefix) :]: f.enumval for f in t.fields()} - name = name or prefix[:-1] if prefix[-1] == "_" else prefix + if not name: + if prefix: + name = prefix[:-1] if prefix[-1] == "_" else prefix + else: + name = "Enum" + return Enum(name, names) @@ -837,10 +1202,8 @@ class ArrayIterator: raise gdb.error(f"Not an array: {array}, type: {array.type}") if type_code == gdb.TYPE_CODE_ARRAY: - if maxlen is None: - maxlen = nitems(array) - else: - maxlen = min(nitems(array), maxlen) + if (n := nitems(array)) > 0: + maxlen = min(n, maxlen) if maxlen is not None else n if maxlen is None: raise gdb.error("Need to provide array length.") @@ -870,6 +1233,7 @@ class Hexdump(gdb.Command): def __init__(self): super().__init__("hexdump", gdb.COMMAND_USER) + @dont_repeat_decorator def invoke(self, args, from_tty): argv = args.split(" ") address = 0 @@ -913,9 +1277,10 @@ class Addr2Line(gdb.Command): def print_backtrace(self, addresses, pid=None): if pid: gdb.write(f"\nBacktrace of {pid}\n") - backtraces = Backtrace(addresses, formatter=self.formatter) + backtraces = Backtrace(addresses, formatter=self.formatter, break_null=False) gdb.write(str(backtraces)) + @dont_repeat_decorator def invoke(self, args, from_tty): if not args: gdb.write(Addr2Line.__doc__ + "\n") @@ -976,3 +1341,67 @@ class Addr2Line(gdb.Command): except gdb.error as e: gdb.write(f"Ignore {arg}: {e}\n") self.print_backtrace(addresses) + + +PID0_REPLACE = get_symbol_value("PID0_REPLACE") + + +def get_gdb_thread_pid(thread: gdb.InferiorThread) -> int: + return 0 if thread.ptid[1] == PID0_REPLACE else thread.ptid[1] + + +def get_gdb_thread(pid: int) -> Optional[gdb.InferiorThread]: + for thread in gdb.selected_inferior().threads(): + if get_gdb_thread_pid(thread) == pid: + return thread + return None + + +def get_thread_frames(arg: Union[gdb.InferiorThread, int]) -> Union[List[gdb.Frame]]: + thread = arg + if isinstance(arg, int): + thread = get_gdb_thread(arg) + + if not thread: + return [] + thread.switch() + + frames = [] + frame = gdb.newest_frame() + while frame and frame.is_valid(): + frames.append(frame) + frame = frame.older() + + return frames + + +def get_backtrace(arg: Union[gdb.InferiorThread, int]) -> List[int]: + backtrace = [] + + for frame in get_thread_frames(arg): + backtrace.append(frame.pc()) + + return backtrace + + +def get_frame_func_name(frame: gdb.Frame) -> str: + function = frame.function() + if function and function.is_valid(): + return function.name + + return "" + + +def get_frame_variables(frame: gdb.Frame) -> dict: + varibles = {} + try: + block = frame.block() + while block and block.is_valid(): + for symbol in block: + if symbol.is_valid() and symbol.is_variable: + varibles[symbol.name] = symbol.value(frame) + block = block.superblock + except RuntimeError: + pass + + return varibles diff --git a/tools/pynuttx/nxgdb/wdog.py b/tools/pynuttx/nxgdb/wdog.py new file mode 100644 index 0000000000000000000000000000000000000000..56c43ad786b7d84788df21f7e84cdd47a1d861cb --- /dev/null +++ b/tools/pynuttx/nxgdb/wdog.py @@ -0,0 +1,68 @@ +############################################################################ +# tools/pynuttx/nxgdb/wdog.py +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +from __future__ import annotations + +from typing import List + +import gdb + +from . import lists, utils +from .protocols import wdog as p +from .utils import Value + + +class WDog(Value, p.WDog): + def __init__(self, wdog: p.WDog): + if wdog.type.code == gdb.TYPE_CODE_PTR: + wdog = wdog.dereference() + super().__init__(wdog) + + def __repr__(self) -> str: + return ( + f"WDog@{self.address:#x}: tick: {self.expired: <16}" + f" {self.func.format_string(styling=True)} arg: {self.arg:#x}" + ) + + def __str__(self) -> str: + return self.__repr__() + + +def get_wdog_list() -> List[WDog]: + wdogs = [] + active = utils.parse_and_eval("g_wdactivelist") + for wdog in lists.NxList(active, "struct wdog_s", "node"): + wdogs.append(WDog(wdog)) + + return wdogs + + +class WDogDump(gdb.Command): + """Show wdog timer information""" + + def __init__(self): + super().__init__("wdog", gdb.COMMAND_USER) + + @utils.dont_repeat_decorator + def invoke(self, arg, from_tty): + for wdog in get_wdog_list(): + print(wdog) diff --git a/tools/pynuttx/nxgdb/wqueue.py b/tools/pynuttx/nxgdb/wqueue.py new file mode 100644 index 0000000000000000000000000000000000000000..4f85389a9b3fcbe77e6b5bae70e5000fc342d5e1 --- /dev/null +++ b/tools/pynuttx/nxgdb/wqueue.py @@ -0,0 +1,174 @@ +############################################################################ +# tools/pynuttx/nxgdb/wqueue.py +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +from __future__ import annotations + +from typing import List + +import gdb + +from . import lists, utils +from .protocols import wqueue as p +from .utils import Value + + +class Work(Value, p.Work): + def __init__(self, work: p.Work): + if work.type.code == gdb.TYPE_CODE_PTR: + work = work.dereference() + super().__init__(work) + + @property + def wqueue(self) -> WorkQueue: + return WorkQueue(self.wq) + + def __repr__(self) -> str: + return f"(struct work_s *){self.address:#x}: {self.worker.format_string(styling=True)} arg={self.arg}" + + def __str__(self) -> str: + return self.__repr__() + + +class KWorker(Value, p.KWorker): + """Worker thread information""" + + def __init__(self, worker: p.KWorker, wqueue=None): + if worker.type.code == gdb.TYPE_CODE_PTR: + worker = worker.dereference() + super().__init__(worker) + self.wqueue = wqueue + + @property + def is_running(self): + return self.work + + @property + def work(self) -> Work: + work = self["work"] + return Work(work) if work else None + + @property + def name(self): + return utils.get_task_name(utils.get_tcb(self.pid)) + + def __repr__(self): + return f"(struct kworker_s *){self.address:#x} {self.work or 'idle'}" + + def __str__(self): + return self.__repr__() + + +class WorkQueue(Value, p.KWorkQueue): + """Work queue information""" + + def __init__(self, queue: p.KWorkQueue, name: str = None): + if queue.type.code == gdb.TYPE_CODE_PTR: + queue = queue.dereference() + super().__init__(queue) + self.name = name or "" + + @property + def workers(self) -> List[Work]: + work_s = utils.lookup_type("struct work_s") + return [ + Work(worker.cast(work_s.pointer())) for worker in lists.NxDQueue(self.q) + ] + + @property + def threads(self) -> List[KWorker]: + return [ + KWorker(thread, wqueue=self) + for thread in utils.ArrayIterator(self.worker, self.nthreads) + ] + + @property + def nthreads(self): + return int(self["nthreads"]) + + @property + def is_running(self): + return any(thread.is_running for thread in self.threads) + + @property + def is_exiting(self): + return self.exit + + def __repr__(self): + state = "running" if self.is_running else "idle" + return ( + f"{self.name} (struct kwork_wqueue_s *){self.address:#x}, {state}, " + f"{self.nthreads} threads, {len(self.workers)} work" + ) + + def __str__(self): + return self.__repr__() + + +def get_work_queues() -> List[WorkQueue]: + entry = gdb.parse_and_eval("work_thread") + kwork_wqueue_s = utils.lookup_type("struct kwork_wqueue_s") + + tcbs = utils.get_tcbs() + # The function address may be or'ed with 0x01 + tcbs = filter(lambda tcb: int(tcb.entry.main) & ~0x01 == entry, tcbs) + queue = [] + for tcb in tcbs: + if not (args := utils.get_task_argvstr(tcb)): + continue + # wqueue = (FAR struct kwork_wqueue_s *) + # ((uintptr_t)strtoul(argv[1], NULL, 16)); + # kworker = (FAR struct kworker_s *) + # ((uintptr_t)strtoul(argv[2], NULL, 16)); + wqueue = gdb.Value(int(args[1], 16)).cast(kwork_wqueue_s.pointer()) + wqueue = WorkQueue(wqueue, name=utils.get_task_name(tcb)) + if wqueue not in queue: + queue.append(wqueue) + + return queue + + +class WorkQueueDump(gdb.Command): + """Show work queue information""" + + def __init__(self): + if not utils.get_symbol_value("CONFIG_SCHED_WORKQUEUE"): + return + + super().__init__("worker", gdb.COMMAND_USER) + + @utils.dont_repeat_decorator + def invoke(self, arg, from_tty): + queues = get_work_queues() + for queue in queues: + print(f"{queue}") + if not queue.is_running: + continue + + print(" Running:") # Dump the work that is running + running = [thread for thread in queue.threads if thread.is_running] + print("\n".join(f" {thread}" for thread in running)) + + if not queue.workers: + continue + + print(" Queued:") + print("\n".join(f" {work}" for work in queue.workers)) diff --git a/tools/pynuttx/nxreg/__init__.py b/tools/pynuttx/nxreg/__init__.py new file mode 100644 index 0000000000000000000000000000000000000000..bb1fc7414c79345747eaf8937c05b68f90d43587 --- /dev/null +++ b/tools/pynuttx/nxreg/__init__.py @@ -0,0 +1,19 @@ +############################################################################ +# tools/pynuttx/nxreg/__init__.py +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ diff --git a/tools/pynuttx/nxreg/register.py b/tools/pynuttx/nxreg/register.py new file mode 100644 index 0000000000000000000000000000000000000000..db03cc3f91552e0d14ba66e0bb49431c0e3c1654 --- /dev/null +++ b/tools/pynuttx/nxreg/register.py @@ -0,0 +1,589 @@ +############################################################################ +# tools/pynuttx/nxreg/register.py +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +import logging +from binascii import hexlify +from typing import List, Union + +from construct import Array, Int8ul, Int16sl, Int16ul, PaddedString, Struct +from nxelf.elf import LiefELF + +REGINFO_OFFSET_INVALID = -2 +REGINFO_OFFSET_AUTO = -1 + +g_reg_table = { + "arm": { + "architecture": [ + "arm", + "armv6-m", + "armv6s-m", + "armv7e-m", + "armv8-m", + "armv8-m.base", + "armv8-m.main", + "armv8.1-m.main", + ], + "feature": "org.gnu.gdb.arm.m-profile", + "registers": [ + ("r0", 0, REGINFO_OFFSET_AUTO), + ("r1", 1, REGINFO_OFFSET_AUTO), + ("r2", 2, REGINFO_OFFSET_AUTO), + ("r3", 3, REGINFO_OFFSET_AUTO), + ("r4", 4, REGINFO_OFFSET_AUTO), + ("r5", 5, REGINFO_OFFSET_AUTO), + ("r6", 6, REGINFO_OFFSET_AUTO), + ("r7", 7, REGINFO_OFFSET_AUTO), + ("r8", 8, REGINFO_OFFSET_AUTO), + ("r9", 9, REGINFO_OFFSET_AUTO), + ("r10", 10, REGINFO_OFFSET_AUTO), + ("r11", 11, REGINFO_OFFSET_AUTO), + ("r12", 12, REGINFO_OFFSET_AUTO), + ("sp", 13, REGINFO_OFFSET_AUTO), + ("lr", 14, REGINFO_OFFSET_AUTO), + ("pc", 15, REGINFO_OFFSET_AUTO), + ("xpsr", 25, REGINFO_OFFSET_AUTO), + ], + }, + "arm-a": { + "architecture": ["armv6", "armv7", "armv8-a", "armv8-r", "armv9-a"], + "feature": "org.gnu.gdb.arm", + "registers": [ + ("r0", 0, REGINFO_OFFSET_AUTO), + ("r1", 1, REGINFO_OFFSET_AUTO), + ("r2", 2, REGINFO_OFFSET_AUTO), + ("r3", 3, REGINFO_OFFSET_AUTO), + ("r4", 4, REGINFO_OFFSET_AUTO), + ("r5", 5, REGINFO_OFFSET_AUTO), + ("r6", 6, REGINFO_OFFSET_AUTO), + ("r7", 7, REGINFO_OFFSET_AUTO), + ("r8", 8, REGINFO_OFFSET_AUTO), + ("r9", 9, REGINFO_OFFSET_AUTO), + ("r10", 10, REGINFO_OFFSET_AUTO), + ("r11", 11, REGINFO_OFFSET_AUTO), + ("r12", 12, REGINFO_OFFSET_AUTO), + ("sp", 13, REGINFO_OFFSET_AUTO), + ("lr", 14, REGINFO_OFFSET_AUTO), + ("pc", 15, REGINFO_OFFSET_AUTO), + ("cpsr", 25, 164), + ], + }, + "arm64": { + "architecture": ["aarch64", "aarch64:ilp32", "aarch64:armv8-r"], + "feature": "org.gnu.gdb.aarch64", + "registers": [ + ("x0", 0, REGINFO_OFFSET_AUTO), + ("x1", 1, REGINFO_OFFSET_AUTO), + ("x2", 2, REGINFO_OFFSET_AUTO), + ("x3", 3, REGINFO_OFFSET_AUTO), + ("x4", 4, REGINFO_OFFSET_AUTO), + ("x5", 5, REGINFO_OFFSET_AUTO), + ("x6", 6, REGINFO_OFFSET_AUTO), + ("x7", 7, REGINFO_OFFSET_AUTO), + ("x8", 8, REGINFO_OFFSET_AUTO), + ("x9", 9, REGINFO_OFFSET_AUTO), + ("x10", 10, REGINFO_OFFSET_AUTO), + ("x11", 11, REGINFO_OFFSET_AUTO), + ("x12", 12, REGINFO_OFFSET_AUTO), + ("x13", 13, REGINFO_OFFSET_AUTO), + ("x14", 14, REGINFO_OFFSET_AUTO), + ("x15", 15, REGINFO_OFFSET_AUTO), + ("x16", 16, REGINFO_OFFSET_AUTO), + ("x17", 17, REGINFO_OFFSET_AUTO), + ("x18", 18, REGINFO_OFFSET_AUTO), + ("x19", 19, REGINFO_OFFSET_AUTO), + ("x20", 20, REGINFO_OFFSET_AUTO), + ("x21", 21, REGINFO_OFFSET_AUTO), + ("x22", 22, REGINFO_OFFSET_AUTO), + ("x23", 23, REGINFO_OFFSET_AUTO), + ("x24", 24, REGINFO_OFFSET_AUTO), + ("x25", 25, REGINFO_OFFSET_AUTO), + ("x26", 26, REGINFO_OFFSET_AUTO), + ("x27", 27, REGINFO_OFFSET_AUTO), + ("x28", 28, REGINFO_OFFSET_AUTO), + ("x29", 29, REGINFO_OFFSET_AUTO), + ("x30", 30, REGINFO_OFFSET_AUTO), + ("sp", 31, REGINFO_OFFSET_AUTO), # SP + ("pc", 32, REGINFO_OFFSET_AUTO), # PC + ], + }, + "riscv": { + "architecture": ["riscv", "riscv:rv32", "riscv:rv64"], + "feature": "org.gnu.gdb.riscv:rv32", + "registers": [ + ("zero", 0, REGINFO_OFFSET_AUTO), + ("ra", 1, REGINFO_OFFSET_AUTO), + ("sp", 2, REGINFO_OFFSET_AUTO), + ("gp", 3, REGINFO_OFFSET_AUTO), + ("tp", 4, REGINFO_OFFSET_AUTO), + ("t0", 5, REGINFO_OFFSET_AUTO), + ("t1", 6, REGINFO_OFFSET_AUTO), + ("t2", 7, REGINFO_OFFSET_AUTO), + ("fp", 8, REGINFO_OFFSET_AUTO), + ("s1", 9, REGINFO_OFFSET_AUTO), + ("a0", 10, REGINFO_OFFSET_AUTO), + ("a1", 11, REGINFO_OFFSET_AUTO), + ("a2", 12, REGINFO_OFFSET_AUTO), + ("a3", 13, REGINFO_OFFSET_AUTO), + ("a4", 14, REGINFO_OFFSET_AUTO), + ("a5", 15, REGINFO_OFFSET_AUTO), + ("a6", 16, REGINFO_OFFSET_AUTO), + ("a7", 17, REGINFO_OFFSET_AUTO), + ("s2", 18, REGINFO_OFFSET_AUTO), + ("s3", 19, REGINFO_OFFSET_AUTO), + ("s4", 20, REGINFO_OFFSET_AUTO), + ("s5", 21, REGINFO_OFFSET_AUTO), + ("s6", 22, REGINFO_OFFSET_AUTO), + ("s7", 23, REGINFO_OFFSET_AUTO), + ("s8", 24, REGINFO_OFFSET_AUTO), + ("s9", 25, REGINFO_OFFSET_AUTO), + ("s10", 26, REGINFO_OFFSET_AUTO), + ("s11", 27, REGINFO_OFFSET_AUTO), + ("t3", 28, REGINFO_OFFSET_AUTO), + ("t4", 29, REGINFO_OFFSET_AUTO), + ("t5", 30, REGINFO_OFFSET_AUTO), + ("t6", 31, REGINFO_OFFSET_AUTO), + ("pc", 33, REGINFO_OFFSET_AUTO), # PC + ], + }, + "x86": { + "architecture": ["i386", "i386:intel"], + "feature": "org.gnu.gdb.i386:x86", + "registers": [ + ("eax", 0, REGINFO_OFFSET_AUTO), + ("ecx", 1, REGINFO_OFFSET_AUTO), + ("edx", 2, REGINFO_OFFSET_AUTO), + ("ebx", 3, REGINFO_OFFSET_AUTO), + ("esp", 4, REGINFO_OFFSET_AUTO), + ("ebp", 5, REGINFO_OFFSET_AUTO), + ("esi", 6, REGINFO_OFFSET_AUTO), + ("edi", 7, REGINFO_OFFSET_AUTO), + ("eip", 8, REGINFO_OFFSET_AUTO), + ("eflags", 9, REGINFO_OFFSET_AUTO), + ("cs", 10, REGINFO_OFFSET_AUTO), + ("ss", 11, REGINFO_OFFSET_AUTO), + ("ds", 12, REGINFO_OFFSET_AUTO), + ("es", 13, REGINFO_OFFSET_AUTO), + ("fs", 14, REGINFO_OFFSET_AUTO), + ("gs", 15, REGINFO_OFFSET_AUTO), + ], + }, + "x86-64": { + "architecture": ["i386:x86-64", "i386:x86-64:intel"], + "feature": "org.gnu.gdb.i386:x86-64", + "registers": [ + ("rax", 0, REGINFO_OFFSET_AUTO), + ("rbx", 1, REGINFO_OFFSET_AUTO), + ("rcx", 2, REGINFO_OFFSET_AUTO), + ("rdx", 3, REGINFO_OFFSET_AUTO), + ("rsi", 4, REGINFO_OFFSET_AUTO), + ("rdi", 5, REGINFO_OFFSET_AUTO), + ("rbp", 6, REGINFO_OFFSET_AUTO), + ("rsp", 7, REGINFO_OFFSET_AUTO), + ("r8", 8, REGINFO_OFFSET_AUTO), + ("r9", 9, REGINFO_OFFSET_AUTO), + ("r10", 10, REGINFO_OFFSET_AUTO), + ("r11", 11, REGINFO_OFFSET_AUTO), + ("r12", 12, REGINFO_OFFSET_AUTO), + ("r13", 13, REGINFO_OFFSET_AUTO), + ("r14", 14, REGINFO_OFFSET_AUTO), + ("r15", 15, REGINFO_OFFSET_AUTO), + ("rip", 16, REGINFO_OFFSET_AUTO), + ("eflags", 17, REGINFO_OFFSET_AUTO), + ("cs", 18, REGINFO_OFFSET_AUTO), + ("ss", 19, REGINFO_OFFSET_AUTO), + ("ds", 20, REGINFO_OFFSET_AUTO), + ("es", 21, REGINFO_OFFSET_AUTO), + ("fs", 22, REGINFO_OFFSET_AUTO), + ], + }, + "esp32s3": { + "architecture": ["esp32s3"], # Use xtensa-esp32s3-elf-gdb + "feature": "", + "registers": [ + ("pc", 0, 0), + ("ps", 73, 292, 0x40000), # g_reg_offs placed it in the second position + ("a0", 1, REGINFO_OFFSET_AUTO), + ("a1", 2, REGINFO_OFFSET_AUTO), + ("a2", 3, REGINFO_OFFSET_AUTO), + ("a3", 4, REGINFO_OFFSET_AUTO), + ("a4", 5, REGINFO_OFFSET_AUTO), + ("a5", 6, REGINFO_OFFSET_AUTO), + ("a6", 7, REGINFO_OFFSET_AUTO), + ("a7", 8, REGINFO_OFFSET_AUTO), + ("a8", 9, REGINFO_OFFSET_AUTO), + ("a9", 10, REGINFO_OFFSET_AUTO), + ("a10", 11, REGINFO_OFFSET_AUTO), + ("a11", 12, REGINFO_OFFSET_AUTO), + ("a12", 13, REGINFO_OFFSET_AUTO), + ("a13", 14, REGINFO_OFFSET_AUTO), + ("a14", 15, REGINFO_OFFSET_AUTO), + ("a15", 16, REGINFO_OFFSET_AUTO), + ("windowbase", 69, 276, REGINFO_OFFSET_AUTO), + ("windowstart", 70, 280, 1), + ], + }, + "xtensa": { + "architecture": ["xtensa"], # Use xt-gdb + "feature": "", + "registers": [ + ("pc", 32, REGINFO_OFFSET_AUTO), + ("ps", 742, 472, 0x40000), + ("a0", 256, 4), + ("a1", 257, REGINFO_OFFSET_AUTO), + ("a2", 258, REGINFO_OFFSET_AUTO), + ("a3", 259, REGINFO_OFFSET_AUTO), + ("a4", 260, REGINFO_OFFSET_AUTO), + ("a5", 261, REGINFO_OFFSET_AUTO), + ("a6", 262, REGINFO_OFFSET_AUTO), + ("a7", 263, REGINFO_OFFSET_AUTO), + ("a8", 264, REGINFO_OFFSET_AUTO), + ("a9", 265, REGINFO_OFFSET_AUTO), + ("a10", 266, REGINFO_OFFSET_AUTO), + ("a11", 267, REGINFO_OFFSET_AUTO), + ("a12", 268, REGINFO_OFFSET_AUTO), + ("a13", 269, REGINFO_OFFSET_AUTO), + ("a14", 270, REGINFO_OFFSET_AUTO), + ("a15", 271, REGINFO_OFFSET_AUTO), + ("windowbase", 584, 308, REGINFO_OFFSET_AUTO), + ("windowstart", 585, 312, 1), + ], + }, + "tricore": { + "architecture": "tricore", # Use tricore-gdb + "feature": "", + "registers": [ + ("pcx", 34, 136), + ("pc", 36, 144), + ("d0", 0, 0), + ("d1", 1, 4), + ("d2", 2, 8), + ("d3", 3, 12), + ("d4", 4, 16), + ("d5", 5, 20), + ("d6", 6, 24), + ("d7", 7, 28), + ("a2", 18, 72), + ("a3", 19, 76), + ("a4", 20, 80), + ("a5", 21, 84), + ("a6", 22, 88), + ("a7", 23, 92), + ("psw", 35, 140), + ("sp", 26, 104), + ("a11", 27, 108), + ("d8", 8, 32), + ("d9", 9, 36), + ("d10", 10, 40), + ("d11", 11, 44), + ("a12", 28, 112), + ("a13", 29, 116), + ("a14", 30, 120), + ("a15", 31, 124), + ("d12", 12, 48), + ("d13", 13, 52), + ("d14", 14, 56), + ("d15", 15, 60), + ], + }, +} + + +class RegInfo: + def __init__(self, name, size, toffset=0): + self.name = name + self.size = size + self.toffset = toffset + + def __str__(self): + return f"{self.name}({self.size})" + + def __repr__(self): + return f"REG({self.name}, {self.size}, {self.toffset})" + + +def get_reginfo(elf: LiefELF) -> List[RegInfo]: + # Now get register offset in TCB + _, data = elf.read_symbol("g_reginfo") + + reginfo_s = Struct( + "name" / PaddedString(8, "utf-8"), + "size" / Int8ul, + "regnum" / Int8ul, + "toffset" / Int16sl, + "goffset" / Int16sl, + "reserved" / Int16ul, + ) + + regsnum = len(data) // reginfo_s.sizeof() + reginfo_t = Array(regsnum, reginfo_s) + reginfo = reginfo_t.parse(data) + + return [RegInfo(reg.name, elf.bits // 8, reg.toffset) for reg in reginfo] + + +class Register: + def __init__( + self, name, regnum, size: int, goffset=0, toffset=0, value=0, fixedvalue=None + ): + self.name = name + self.regnum = regnum + self.size = size # size in bytes + assert ( + goffset != REGINFO_OFFSET_AUTO + ) # Must be the final processed offset for GDB g/G packet + self.goffset = goffset + self.toffset = toffset + self._value = value + self.fixedvalue = fixedvalue + self.logger = logging.getLogger(__name__) + + def __str__(self): + return f"{self.name}({self.regnum}, size:{self.size}, offset:{self.goffset},{self.toffset} value:{self.value:#x})" + + def __repr__(self): + return self.__str__() + + def __bytes__(self): + return self.value.to_bytes(self.size, "little", signed=self._value < 0) + + @property + def has_value(self): + return self._value is not None or self.fixedvalue is not None + + @property + def value(self): + return self._value if self.fixedvalue is None else self.fixedvalue + + @value.setter + def value(self, value): + """Set register value from bytes or value""" + if self.name == "": + return + + if isinstance(value, bytes) or isinstance(value, bytearray): + if len(value) != self.size: + raise ValueError( + f"Invalid value, expected {self.size} bytes, got {len(value)} bytes" + ) + self._value = int.from_bytes(bytes(value), "little") + elif isinstance(value, int): + self._value = value + else: + raise ValueError(f"Invalid value type: {type(value)}") + self.logger.debug(f"Set {self.name} = {self._value:#x}") + + +class GeneralRegisters: + def __init__(self, elf: LiefELF, arch=None, readmem=None): + """ + Registers class to store register information + + :param elf: Parsed ELF file + :param arch: architecture name, or use current gdb architecture by default + :param readmem: function to read memory + """ + # if we don't have register names in elf, fallback to hardcoded register layouts + if not arch: + raise ValueError("Architecture is required to get register names") + + self.logger = logging.getLogger(__name__) + self.arch = arch + self.readmem = readmem + self._registers: List[Register] = [] + regsize = elf.get_pointer_size() + + reginfo = get_reginfo(elf) + layouts = g_reg_table.get(self.arch, {}).get("registers", []) + goffset = 0 + for i, (name, regnum, offset, *fixed) in enumerate(layouts): + offset = goffset if offset == REGINFO_OFFSET_AUTO else offset + goffset = offset + regsize # move to next register offset + + info = next((r for r in reginfo if r.name == name), None) + if not info or info.toffset == REGINFO_OFFSET_INVALID: + self.logger.debug(f"Register {name}({regnum}) not found in TCB") + continue + + register = Register( + name=name, + regnum=regnum, + size=regsize, + goffset=offset, + toffset=info.toffset, + value=None if info.toffset == REGINFO_OFFSET_INVALID else 0, + fixedvalue=fixed[0] if fixed else None, + ) + + self._registers.append(register) + self.logger.debug( + f"Register {name}({regnum}) offset: {offset}, tcb_off: {register.toffset}" + ) + + self._registers.sort(key=lambda x: x.regnum) + ncpu = elf.get_symbol("g_running_tasks").size // elf.get_pointer_size() + self.xcp_reg_size = elf.get_symbol("g_last_regs").size // ncpu + + def __str__(self): + return f"({self.arch} x{len(self._registers)}, {self.sizeof()} bytes)" + + def __repr__(self): + return f"({self.arch} x{len(self._registers)}, {self.sizeof()} bytes)" + + def sizeof(self): + """Return total register size in byte""" + return sum(r.size for r in self._registers) + + def get(self, regnum: int = None, name: str = None) -> Register: + """Get register by register number""" + for reg in self._registers: + if reg.regnum == regnum: + return reg + + if reg.name == name: + return reg + + return None + + def set(self, value: Union[int, bytes], regnum: int = None, name: str = None): + """Set register value by register number""" + reg = self.get(regnum=regnum, name=name) + if not reg: + raise KeyError(f"Register {name or regnum} not found") + reg.value = value + + def load(self, addr: int): + """ + Load register values from various sources. + + :param tcb: load register values from tcb.xcp.regs + :param address: load register values from specified address which points to regs in context + """ + + if self.readmem is None: + raise ValueError("readmem is not set") + + xcpregs = self.readmem(addr, self.xcp_reg_size) + if xcpregs: + for reg in self._registers: + reg.value = xcpregs[reg.toffset : reg.toffset + reg.size] + else: + raise ValueError("No valid source to load register values.\n") + return self # allow to build and use Register().load() directly + + def to_g(self): + """Return GDB RSP g packet""" + reply = b"" + goffset = 0 + for reg in self._registers: + if reg.goffset != goffset: + reply += b"xx" * (reg.goffset - goffset) + + if not reg.has_value: + reply += b"xx" * reg.size + else: + reply += hexlify(bytes(reg)) + + goffset = reg.goffset + reg.size + return reply + + def from_g(self, data: bytes): + """Parse GDB RSP G packet""" + for reg in self._registers: + goffset = reg.goffset + self.logger.debug( + f"Parse {reg.name}({reg.regnum}) from {goffset}, data: {data[goffset:goffset + reg.size]}" + ) + reg.value = data[goffset : goffset + reg.size] + goffset = reg.goffset + reg.size + + def __iter__(self): + return iter(self._registers) + + def __len__(self): + return len(self._registers) + + def __getitem__(self, key): + return self._registers[key] + + +class TricoreRegisters(GeneralRegisters): + def __init__(self, elf, arch=None, readmem=None): + super().__init__(elf, arch, readmem) + + # tricore read csa + def load(self, addr: int): + lower_count = 16 + upper_count = 16 + lpcx = None + xcpregs = self.readmem(addr, lower_count * 4) # read lower csa + xcp_table = [reg[0] for reg in g_reg_table["tricore"]["registers"]] + + if not xcpregs: + raise ValueError("No valid source to load register values.\n") + + for name in xcp_table[:lower_count]: + reg = self.get(name=name) + reg.value = xcpregs[reg.toffset : reg.toffset + reg.size] + if name == "pcx": + lpcx = reg.value + + if not lpcx: + raise ValueError("Invalid lpcx register loaded.\n") + + PCXI_UL = 1 << 20 # determine wheteher it is the upper csa flag + is_upper = (lpcx & PCXI_UL) != 0 + + def csa2addr(csa): + # #define tricore_csa2addr(csa) ((uintptr_t *)((((csa) & 0x000F0000) << 12) \ + # | (((csa) & 0x0000FFFF) << 6))) + return (csa & 0x000F0000) << 12 | (csa & 0x0000FFFF) << 6 + + if is_upper: + xcpregs = self.readmem(csa2addr(lpcx), upper_count * 4) + for name in xcp_table[lower_count:]: + reg = self.get(name=name) + if reg.toffset + reg.size > len(xcpregs): + raise ValueError("No valid source to load register values.\n") + reg.value = xcpregs[reg.toffset : reg.toffset + reg.size] + + return self + + +def Registers(elf, arch=None, readmem=None) -> GeneralRegisters: + if arch == "tricore": + return TricoreRegisters(elf, arch, readmem) + else: + return GeneralRegisters(elf, arch, readmem) + + +def get_arch_name(): + """ + GDB uses arch name like aarch64, while we use arm64 to identify the register set. + This function maps the GDB arch name to our arch name. + """ + import gdb + + gdb_arch = gdb.selected_inferior().architecture() + gdb_arch = gdb_arch.name().lower() + + for arch_key, arch_info in g_reg_table.items(): + if gdb_arch in arch_info["architecture"]: + return arch_key + return None diff --git a/tools/pynuttx/nxstub/__init__.py b/tools/pynuttx/nxstub/__init__.py new file mode 100644 index 0000000000000000000000000000000000000000..a3d9b6c07ca5cb05a23a86e3c61b03463fdd18f4 --- /dev/null +++ b/tools/pynuttx/nxstub/__init__.py @@ -0,0 +1,358 @@ +############################################################################ +# tools/pynuttx/nxstub/__init__.py +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +__version__ = "0.0.1" + +import argparse +import logging +import multiprocessing +import os +import re +import signal +import subprocess +import traceback +from typing import List + +from nxreg.register import Registers, g_reg_table + +from . import utils +from .gdbstub import GDBStub, Target +from .proxy import TargetProxy +from .target import RawMemory + +# Default GDB init command, note it should start with a space +DEFAULT_GDB_INIT_CMD = " -ex 'bt full' -ex 'info reg' -ex 'display /40i $pc-40'" + + +def parse_log(elf, arch, logfile): + memories: List[List[RawMemory]] = [] + registers: List[Registers] = [] + if not logfile: + return Registers(elf, arch), memories + + def is_register_dump(line): + return len(line.split("up_dump_register: ")) == 2 + + def parse_register(regs, line): + line = line.split("up_dump_register: ") + if not (find_res := re.findall(r"([\w_]+): *([0-9xa-fXA-F]+)", line[1])): + return False + + for name, value in find_res: + name = name.lower() + value = int(value, 16) + try: + regs.set(value, name=name) + except KeyError: + logging.warning(f"Ignore register {name}:{value}") + + return True + + def parse_stack(line): + result = re.match( + r".*stack_dump: (?P[0-9a-fxA-FX]+): (?P( ?\w+)+)", line + ) + if result is None: + return None + + results = result.groupdict() + + addr = int(results["ADDR"], 16) + data = b"" + for val in results["VALS"].split(): + # For little endian, the hex bytes should be reversed + data += bytes.fromhex(val)[::-1] + return RawMemory(addr, data) + + registerdump = [] + parsing_regs = False + lines = [] + with open(logfile, "r", errors="ignore") as f: + for line in f: + line = line.strip() + if is_register_dump(line): + if not parsing_regs: + parsing_regs = True + if lines: # Started + registers.append(tmpregisters) # noqa + memories.append(tempmemories) # noqa + registerdump.append(lines) + lines = [] + tempmemories = [] + tmpregisters = Registers(elf, arch) + + lines.append(line) + parse_register(tmpregisters, line) + elif memory := parse_stack(line): + parsing_regs = False + tempmemories.append(memory) + + if lines: + registers.append(tmpregisters) + memories.append(tempmemories) + registerdump.append(lines) + + if len(memories) > 1: + for i, line in enumerate(registerdump): + print(f"[{i}]: {' '.join(line[:2])}") + + choice = input("Multiple dump found, please choose one:\n").strip() or 0 + else: + choice = 0 + + return registers[int(choice)], memories[int(choice)] + + +def auto_parse_dump(args): + """ + Automatically parse the dump file, which could be a crash log, memory dump or core dump. + Store the parsed result directly to args, so the remaining logic keeps unchanged. + """ + dump = args.dump + if not dump: + return + + if args.rawfile or args.log or args.core: + raise ValueError("Error: 'dump' cannot be used with rawfile, log, or core.") + + if os.path.isdir(dump): + # We suppose only memory dump could be a directory + print(f"Input is raw memory dump: {dump}") + args.rawfile = [dump] # rawfile must be a list + return + + def is_core_file(file): + # check elf header, check magic and elf type is CORE + with open(dump, "rb") as f: + magic = f.read(4) + if magic != b"\x7fELF": + return False + + f.seek(0x10) + elf_type = int.from_bytes(f.read(2), "little") + return elf_type == 4 + + # Check if the dump file is a crash log, memory dump or core dump + if dump.endswith(".log"): + print(f"Input is crash log: {dump}") + args.log = dump + elif dump.endswith(".bin"): + print(f"Input is raw memory dump: {dump}") + args.rawfile = [dump] + elif is_core_file(dump): + print(f"Input is core dump: {dump}") + args.core = dump + else: + raise ValueError(f"Unknown dump file type: {dump}") + + +def gdbstub_start(args): + memories = [] + registers = None + + # Parse args.dump to normal parameter if exist + auto_parse_dump(args) + + for name in args.rawfile or []: + + def get_address(filename: str): + """ + Get memory dump address from file name from below formats + memdump.bin:0x123456 + abc/0x123456.bin + 0x123456.bin + abc/123456.bin + 123456.bin + """ + try: + if ":" in filename: + return int(filename.split(":")[1], 16) + else: + return int(filename.split("/")[-1].split(".")[0], 0) + except ValueError: + return None + + if os.path.isdir(name): + for f in os.listdir(name): + if (address := get_address(f)) is None: + print(f"Ignore file {os.path.join(name, f)}") + else: + with open(os.path.join(name, f), "rb") as f: + memories.append(RawMemory(address, f.read())) + print(f"Add memory dump: {memories[-1]}") + else: + address = get_address(name) + with open(name.split(":")[0], "rb") as f: + memories.append(RawMemory(address, f.read())) + print(f"Add memory dump: {memories[-1]}") + + elf = utils.LiefELF(args.elffile) + registers, mem = parse_log(elf, args.arch, args.log) + memories.extend(mem) + + core = utils.LiefELF(args.core) if args.core else None + + memremap = [] + if args.remap: + for remap in args.remap: + fromaddr, toaddr, length = map(lambda x: int(x, 16), remap.split(",")) + memremap.append((fromaddr, toaddr, length)) + + if args.proxy is not None: + print(f"Try proxying localhost:{args.proxy}...") + target = TargetProxy(elf, args.arch, args.proxy) + else: + target = Target(elf, args.arch, registers, memories, memremap, core) + + stub = GDBStub(target=target, port=args.port, proxymode=args.proxy is not None) + + print(f"Start GDB server on port {args.port}...") + stub.run() + print("GDB server exited.") + + +def gdb_start(args): + def gdb_run(cmd): + try: + subprocess.run(cmd, shell=True) + except KeyboardInterrupt: + pass + + gdb_init_cmd = args.init_cmd or DEFAULT_GDB_INIT_CMD + gdb_exec = args.gdb or "gdb-multiarch" + gdb_cmd = ( + f"{gdb_exec} {args.elffile} -ex 'target remote localhost:{args.port}' " + f"{gdb_init_cmd}" + ) + print(f"Start GDB session: {gdb_cmd}") + return multiprocessing.Process(target=gdb_run, args=(gdb_cmd,)).start() + + +def parse_args(args=None): + parser = argparse.ArgumentParser( + prog="nxstub", + description=f"nxstub v{__version__} - NuttX GDB server based on crash log, core dump or memory dump.", + ) + parser.add_argument( + "-a", + "--arch", + type=str, + required=True, + choices=g_reg_table.keys(), + help="The architecture of the target.", + ) + parser.add_argument( + "-e", + "--elffile", + type=str, + required=True, + help="The elf file.", + ) + parser.add_argument( + "-p", + "--port", + type=int, + default=1234, + help="The GDB server port.", + ) + parser.add_argument( + "--proxy", + type=int, + default=None, + help="The original GDB server port for proxy.", + ) + parser.add_argument( + "-r", + "--rawfile", + type=str, + nargs="*", + help="The memory dump file, in format of 'memdump1.bin:address1 memdump2.bin:address2'.", + ) + parser.add_argument( + "-c", + "--core", + type=str, + help="The core dump file.", + ) + parser.add_argument( + "--remap", + type=str, + nargs="*", + help="Remap the memory to another address, argument in format of 'from,to,length'.", + ) + parser.add_argument( + "-l", + "--log", + type=str, + help="The crash dump log file.", + ) + parser.add_argument( + "-d", + "--debug", + action="store_true", + help="Show debug messages.", + ) + parser.add_argument( + "-g", + "--gdb", + help="Optional path to GDB executable, once specified, will automatically start GDB session.", + type=str, + ) + parser.add_argument( + "-i", + "--init-cmd", + type=str, + help=f'Optional custom GDB init command when GDB launches, default: "{DEFAULT_GDB_INIT_CMD}".', + ) + parser.add_argument( + "dump", + type=str, + nargs="?", + default=None, + help="Optional dump file that could be crash log, memory dump or core dump, automatically parsed.", + ) + + return parser.parse_args(args) + + +def main(args=None): + args = parse_args(args) + if args.debug: + logging.basicConfig( + format="%(asctime)s:%(levelname)s:%(name)s:%(message)s", + ) + logging.getLogger(__name__).setLevel(logging.DEBUG) + logging.getLogger("nxreg").setLevel(logging.DEBUG) + + gdb = None + if args.gdb: + gdb = gdb_start(args) + # Ignore the Ctrl+C signal + signal.signal(signal.SIGINT, signal.SIG_IGN) + + try: + gdbstub_start(args) + except Exception as e: + print(f"GDBStub error: {e}\n {traceback.format_exc() if args.debug else ''}") + + if gdb: + print("Stop GDB session...") + gdb.kill() + gdb.join() diff --git a/tools/pynuttx/nxstub/__main__.py b/tools/pynuttx/nxstub/__main__.py new file mode 100644 index 0000000000000000000000000000000000000000..8811d63986394e73c53e98f650eaff6125aca707 --- /dev/null +++ b/tools/pynuttx/nxstub/__main__.py @@ -0,0 +1,24 @@ +############################################################################ +# tools/pynuttx/nxstub/__main__.py +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +from . import main + +if __name__ == "__main__": + main() diff --git a/tools/pynuttx/nxstub/gdbstub.py b/tools/pynuttx/nxstub/gdbstub.py new file mode 100644 index 0000000000000000000000000000000000000000..0bf5f76fc91caf2be1dd113f5ce18dfeac3d87fe --- /dev/null +++ b/tools/pynuttx/nxstub/gdbstub.py @@ -0,0 +1,283 @@ +############################################################################ +# tools/pynuttx/nxstub/gdbstub.py +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +import logging +import socket +import traceback +from binascii import hexlify, unhexlify +from typing import Union + +from . import utils +from .target import Target + + +class GDBStub: + def __init__( + self, + target: Target, + port=1234, + proxymode=False, + ): + self.proxymode = proxymode + self.threads = target.update_threads() + self.registers = target.switch_thread() + self.target = target + self.exiting = False + self.socket = None + self.port = port + self.logger = logging.getLogger(__name__) + + def run(self): + self.socket = self.wait_connect() + if self.socket is None: + return + + while not self.exiting: + try: + packet = utils.get_packet(self.socket) + if packet in b"+-": + continue + + self.socket.send(b"+") + if packet is None: + self.logger.info("Connection closed") + return + + if self.proxymode: + self.forward_packet(packet) + else: + self.process_packet(packet) + + except Exception as e: + self.logger.error(f"Error in stub thread: {e} {traceback.format_exc()}") + self.logger.info("Stub thread exited") + + def wait_connect(self) -> socket.socket: + listener = socket.socket(socket.AF_INET, socket.SOCK_STREAM) + listener.setsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY, 1) + listener.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1) + + port = self.port + try: + listener.bind(("localhost", port)) + self.logger.info(f"Listening on localhost:{port}") + listener.listen(1) + except socket.error as e: + self.logger.error( + f"Cannot listen on localhost:{port}: error {e[0]} - {e[1]}" + ) + return None + + client, addr = listener.accept() + self.logger.info(f"Client connected from {addr[0]}:{addr[1]}") + listener.close() + return client + + def send_raw_packet(self, data: bytes, nowait=False) -> bool: + checksum = sum(data) & 0xFF + self.socket.send(b"$") + self.socket.send(data) + self.socket.send(b"#") + self.socket.send(b"%02x" % checksum) + self.logger.debug(f"Sent packet: {data}") + if nowait: + return True + ack = self.socket.recv(1) + return ack == b"+" + + def send_packet(self, packet: Union[bytes, str], nowait=False) -> None: + if isinstance(packet, str): + packet = packet.encode("ascii") + + output = utils.encode_packet(packet) + return self.send_raw_packet(output, nowait) + + def send_unsupported(self): + self.send_packet("") + + def process_packet(self, packet: bytes): + self.logger.debug(f"Process packet: {packet}") + attribute = "handle_" + chr(packet[0]) + handler = { + "handle_?": self.handle_questionmark, + "handle_\x03": self.handle_etx, + }.get(attribute) + + if not handler and not hasattr(self, attribute): + self.logger.error(f"Unsupported packet: {packet}") + self.send_unsupported() + return + + handler = handler or getattr(self, attribute) + + try: + handler(packet) + except Exception as e: + self.logger.error(f"Error packet{packet}: {e}\n {traceback.format_exc()}") + self.send_packet("EF1") + + def forward_packet(self, packet: bytes): + packet_type = packet[0] + if packet_type in b"iIzZsSmMxX": + try: + self.logger.debug(f"Forwarding packet: {packet[:20]}...") + response = self.target.send_packet(packet) + self.logger.debug(f"Received response: {response and response[:20]}...") + except Exception as e: + self.logger.error(f"Error forwarding packet: {e}") + return + + if response: + # The response is the raw packet received via RSP, excluding start, end and checksum + self.send_raw_packet(response, nowait=True) + else: + self.send_packet("") + elif packet_type in b"?vqgpPTHc\x03D": + self.process_packet(packet) + else: + self.logger.debug(f"Ignore packet: {packet}") + self.send_unsupported() + + def handle_q(self, packet: bytes): + packet = packet.decode("ascii") + if packet.startswith("qSupported"): + self.send_packet("PacketSize=FFFF") + elif packet.startswith("qC"): + pid = self.target.current_thread() + self.logger.debug(f"Current thread: {pid}") + self.send_packet(f"QC{pid:x}") + elif packet.startswith("qfThreadInfo"): + reply = "".join(f"{thread.pid:x}," for thread in self.threads) + reply = "m" + reply[:-1] if reply else "l" + self.send_packet(reply) + elif packet.startswith("qsThreadInfo"): + self.send_packet("l") + elif packet.startswith("qThreadExtraInfo"): + pid = int(packet.split(",")[1], 16) + info = next((t for t in self.threads if t.pid == pid), None) + info = f"{info.name},{info.state}" if info else f"Invalid PID {pid}" + self.send_packet(hexlify(info.encode("ascii"))) + elif packet.startswith("qRcmd"): + try: + _, command = packet.split(",") + command = unhexlify(command) + response = self.target.monitor_command(command) + if response is None: + self.send_unsupported() + return + except Exception as e: + self.logger.error(f"Error executing monitor command: {e}") + # Note that older GDB may treat it as normal output instead of error, but nothing hurts. + response = f"E.{e}\n" + + if isinstance(response, str): + response = response.encode("ascii") + self.send_packet(hexlify(response)) + else: + self.send_unsupported() + + def handle_v(self, packet: bytes): + if packet.startswith(b"vMustReplyEmpty"): + self.send_packet("") + else: + self.send_unsupported() + + def handle_questionmark(self, packet: bytes): + running = next((t for t in self.threads if t.state == "Running"), None) + # FIXME t.state may be a number when g_statesnames gets optimized out. + # That's fine for now since we can identify the running thread manually. + if running: + self.registers = self.target.switch_thread(running.pid) + self.send_packet(f"T02thread:{running.pid:x};") + else: + self.send_packet("S05") + + def handle_g(self, packet: bytes): + self.send_packet(self.registers.to_g()) + + def handle_p(self, packet: bytes): + packet = packet.decode("ascii") + regnum = int(packet[1:], 16) + reg = self.registers.get(regnum=regnum) + self.send_packet(hexlify(bytes(reg)) if reg else b"xx" * 4) + + def handle_P(self, packet: bytes): + packet = packet.decode("ascii") + regnum, value = packet[1:].split("=") + regnum = int(regnum, 16) + value = unhexlify(value) + self.registers.set(regnum=regnum, value=value) + self.send_packet("OK") + + def handle_m(self, packet: bytes): + packet = packet.decode("ascii") + addr, length = packet[1:].split(",") + reply = self.target.memory_read(int(addr, 16), int(length, 16)) + reply = hexlify(reply) + self.send_packet(reply) + + def handle_M(self, packet: bytes): + packet = packet.decode("ascii") + addr, length_and_data = packet[1:].split(",") + length, data = length_and_data.split(":") + if int(length, 16) != len(data) // 2: + self.send_packet("E01") + return + + ok = self.target.memory_write(int(addr, 16), unhexlify(data)) + self.send_packet("OK" if ok else "") + + def handle_etx(self, packet: bytes): + self.logger.info("Ctrl-C received") + if self.proxymode: + self.target.stop() + else: + self.send_packet("S00") + + def handle_k(self, packet: bytes): + self.exiting = True + self.logger.info("Kill request received") + + def handle_T(self, packet): + self.send_packet("OK") + + def handle_H(self, packet): + pid = int(packet[2:], 16) + registers = self.target.switch_thread(pid) + if not registers: + self.send_packet("E01") + return + self.registers = registers + self.send_packet("OK") + + def handle_c(self, packet): + if hasattr(self.target, "cont"): + + def stopped(stopreason): + # FIXME callback from another thread + self.logger.info(f"Target stopped: {stopreason}") + self.handle_questionmark(None) + + # Notify the stub when it's stopped + self.target.cont(stopped) + else: + self.send_unsupported() diff --git a/tools/pynuttx/nxstub/proxy.py b/tools/pynuttx/nxstub/proxy.py new file mode 100644 index 0000000000000000000000000000000000000000..47b2a08c8409e8308340365b41df507b6de3ddc8 --- /dev/null +++ b/tools/pynuttx/nxstub/proxy.py @@ -0,0 +1,165 @@ +############################################################################ +# tools/pynuttx/nxstub/proxy.py +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +import atexit +import logging +import queue +import socket +import threading +from binascii import unhexlify + +from . import utils +from .target import Target + + +class TargetProxy(Target): + def __init__(self, elf, arch=None, port=None): + super().__init__(elf, arch=arch) + self.exit = False + self.logger = logging.getLogger(__name__) + + def send_thread(queue: queue.Queue, sock: socket.socket): + while not self.exit: + packet = queue.get() + self.logger.debug(f"Send: {packet}") + sock.send(packet) + self.logger.debug("Sent.") + + def recv_thread(queue: queue.Queue, sock: socket.socket): + while not self.exit: + packet = utils.get_packet(sock) + queue.put(packet) + self.logger.debug(f"Received: {packet}") + + sock = self.connect_target(port) + self.txqueue = queue.Queue() + self.rxqueue = queue.Queue() + self.sender = threading.Thread(target=send_thread, args=(self.txqueue, sock)) + self.receiver = threading.Thread(target=recv_thread, args=(self.rxqueue, sock)) + + self.sender.start() + self.receiver.start() + + self.clear_rxqueue() + atexit.register(self.__del__) + + def __del__(self): + self.logger.warning("Destructor called") + self.exit = True + self.txqueue.put(None) + self.rxqueue.put(None) + self.sender.join() + self.receiver.join() + + def connect_target(self, port): + target = socket.socket(socket.AF_INET, socket.SOCK_STREAM) + target.connect(("localhost", port)) + self.logger.info(f"Connected to target: localhost:{port}") + return target + + def clear_rxqueue(self): + while (packet := self.receive_packet(block=False)) is not None: + self.logger.debug(f"Clearing queue: {packet}") + + def send_packet(self, packet, timeout=None, noresponse=False): + encoded = utils.encode_packet(packet) + checksum = sum(encoded) & 0xFF + encoded = b"$" + encoded + b"#" + b"%02x" % checksum + + self.clear_rxqueue() + self.txqueue.put(encoded) + ack = self.receive_packet(timeout) + if ack != b"+": + self.logger.warning(f"Not ack received: {ack}, try again...") + ack = self.receive_packet(timeout=1) + if ack != b"+": + self.logger.error(f"Failed to send packet: {packet}, get ack: '{ack}'") + return + + self.logger.debug(f"Sent packet: {packet}") + if noresponse: + return + + response = self.receive_packet(timeout) + self.logger.debug(f"Target response: {response}") + return response + + def receive_packet(self, timeout=1, block=True): + try: + return self.rxqueue.get(block=block, timeout=timeout) + except queue.Empty: + return None + + def memory_read(self, address: int, length: int) -> bytes: + self.logger.debug(f"Read target: {address:#x} {length}Bytes") + response = self.send_packet(b"m%x,%x" % (address, length)) + data = unhexlify(response) + return data + + def memory_write(self, address, data): + # We do not support write for now for debug purpose + self.logger.warning(f"Ignore write target: {address:#x} {len(data)}Bytes") + pass + + def read_registers(self): + response = self.send_packet(b"g") + response = unhexlify(response) + self.logger.debug(f"Raw registers: {response}") + return response + + def update_threads(self): + threads = super().update_threads() + # Since we are doing live debugging, we need to correct the registers of running threads + for t in threads: + if t.state == "Running": + t.registers.from_g(self.read_registers()) + break + return threads + + def cont(self, callback): + self.send_packet(b"c", noresponse=True) # continue packet has no response + + self.running = True + + def checker(callback): + self.logger.debug("Cont checker started, waiting for response...") + while self.running: + self.logger.debug("Checking...") + if response := self.receive_packet(timeout=0.1): + self.logger.debug(f"Cont got response: {response}") + self.running = False + self.send_packet(b"z0") + self.update_threads() + callback(response) + return + + self.logger.error(f"Cont checker stopped, target: {self.state}") + + threading.Thread(target=checker, args=(callback,)).start() + + def stop(self): + # Send a break signal, instead of a full packet. + self.txqueue.put(b"\x03") + + def forward_packet(self, packet): + self.txqueue.put(packet) + return self.receive_packet() diff --git a/tools/pynuttx/nxstub/target.py b/tools/pynuttx/nxstub/target.py new file mode 100644 index 0000000000000000000000000000000000000000..e1c45264b6c09b661d6e5415c84a777e2b9af88a --- /dev/null +++ b/tools/pynuttx/nxstub/target.py @@ -0,0 +1,347 @@ +############################################################################ +# tools/pynuttx/nxstub/target.py +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +import logging +import traceback +from typing import List + +from nxreg.register import Registers + +from . import utils + +# Manually limit the maximum number of threads, in case the memory is +# corrupted to non-sense values. +MAX_THREADS = 512 + + +class RawMemory: + def __init__(self, address: int, data: bytearray): + self.address = address + self.data = bytearray(data) + + def __len__(self): + return len(self.data) + + def __str__(self): + return f"Memory({self.address:#x}~{self.address + len(self.data):#x})" + + def __repr__(self): + return self.__str__() + + +class ThreadInfo: + def __init__(self, name, pid, state, registers: Registers): + self.name = name + self.pid = pid + self.state = state + self.registers = registers + + def __str__(self): + return f"{self.name}({self.pid}) {self.state}" + + def __repr__(self): + return f"Thread({self.name}, {self.pid}, {self.state})" + + +class Target: + PID0_REPLACE = 0x7FFFFFFF + + def __init__( + self, + elf, + arch=None, + registers: Registers = None, + memories: List[RawMemory] = None, + remap=None, + core=None, + ): + """ + The target that GDB stub operations on. + :param elf: The ELF file path. + :param arch: The architecture of the target, e.g. "arm", "riscv", "mips", etc. + :param registers: The optional initial register value, normally used for crash log analysis. + :param memories: The optional initial memory regions, normally used for raw memory dump. + :param remap: The optional memory remap table, used to remap memory regions. A list of tuple (from, to, length). + :param core: The optional core dump file path. + """ + self.logger = logging.getLogger(__name__) + self.elf: utils.LiefELF = elf + self.core: utils.LiefELF = core + self.registers = registers or Registers(elf, arch=arch) + self.memories: List[RawMemory] = [] + self.registers.readmem = self.memory_read + self.arch = arch + self.pid = self.PID0_REPLACE # Current thread PID + self.remap = remap or [] + for mem in memories or []: + # Go through the write process to merge overlapping memory regions + self.memory_write(mem.address, mem.data) + + self.logger.debug(f"Memory regions: {self.memories}") + + def _read_symbol(self, symbol: str, length: int = 0) -> bytes: + sym = self.elf.get_symbol(symbol) + data = self.memory_read(sym.value, length or sym.size) + return data, sym + + def _read_int(self, symbol: str) -> int: + inttype = self.elf.get_inttype() + data, sym = self._read_symbol(symbol, inttype.sizeof()) + if not data: + return None, sym + return inttype.parse(data), sym + + def _read_str(self, address: int) -> str: + output = b"" + while (b := self.memory_read(address, 1)) != b"\0": + output += b + address += 1 + + return output.decode("utf-8", errors="replace") + + def update_threads(self) -> List[ThreadInfo]: + """Update the latest threads information""" + + self.threads = ( + ThreadInfo("main", self.PID0_REPLACE, "Running", self.registers), + ) + + try: + pointer = self.elf.get_pointer_type() + tcbsize = utils.get_tcb_size(self.elf) + tcbinfo = utils.get_tcbinfo(self.elf) + try: + states = utils.get_statenames(self.elf) + except Exception: + # Fallback to pure number. Don't bother to parse value of NUM_TASK_STATES, 256 is enough. + states = [str(i) for i in range(256)] + + npidhash, sym = self._read_int("g_npidhash") + self.logger.debug(f"g_npidhash: {npidhash}@{sym.value:#x}") + if not npidhash: + self.logger.error(f"No threads info found: {npidhash}") + return self.threads + + if npidhash > MAX_THREADS: + self.logger.warning(f"g_npidhash looks wrong: {npidhash}") + npidhash = MAX_THREADS + + ncpus = utils.get_ncpus(self.elf) + regsize = utils.get_regsize(self.elf) + + data, sym = self._read_symbol("g_running_tasks") # an array of pointers + running_tasks = utils.parse_array(data, pointer, ncpus) + self.logger.debug(f"g_running_tasks: {running_tasks}@{sym.value:#x}") + + def parse_tcb(address: int) -> ThreadInfo: + registers = Registers( + self.elf, arch=self.arch, readmem=self.memory_read + ) + data = self.memory_read(address, tcbsize) + if not data or len(data) != tcbsize: + self.logger.error(f"Invalid TCB size: {len(data)} != {tcbsize}") + return ThreadInfo("", 0, "Invalid", registers) + + if tcbinfo.name_off == 0: + name = "" + else: + name = self._read_str(address + tcbinfo.name_off) + self.logger.debug(f"loading thread: {name}, tcb@{address:#x}") + pid = utils.uint16_t(data[tcbinfo.pid_off : tcbinfo.pid_off + 2]) + pid = pid if pid != 0 else self.PID0_REPLACE + state = utils.uint8_t(data[tcbinfo.state_off : tcbinfo.state_off + 1]) + state = states[state] if state < len(states) else "Unknown" + + xcpregs = None + if address in running_tasks: + # Running task registers is not in memory, best chance is the registers + # stored in g_last_regs when assert happened. + last_regs = self.elf.get_symbol("g_last_regs").value + cpu = running_tasks.index(address) + xcpregs = cpu * regsize + last_regs + # Check if the g_last_regs is obviously invalid + if all(b == 0 for b in self.memory_read(xcpregs, regsize)): + self.logger.error( + f"Invalid g_last_regs: @ {xcpregs:#x}, use TCB instead" + ) + xcpregs = None + else: + print( + f"\x1b[31;1mLoad CPU{cpu} task [{name}] registers from g_last_regs\x1b[m" + ) + + if not xcpregs: + off = tcbinfo.regs_off + xcpregs = data[off : off + pointer.sizeof()] + xcpregs = pointer.parse(xcpregs) + + try: + registers.load(addr=xcpregs) + except ValueError as e: + self.logger.error(f"Failed to load registers: {e}") + + self.logger.debug(f"Parse TCB: {name}({pid},{state})") + return ThreadInfo(name, pid, state, registers) + + data, sym = self._read_symbol("g_pidhash") + pidhash = pointer.parse(data) + data = self.memory_read(pidhash, pointer.sizeof() * npidhash) + pidhash = utils.parse_array(data, pointer, npidhash) + self.logger.debug(f"g_pidhash: {pidhash}@{sym.value:#x}") + + self.threads = [parse_tcb(tcb) for tcb in pidhash if tcb] + self.logger.debug(f"Found {self.threads}") + except Exception as e: + self.logger.error(f"No threads info: {e}\n{traceback.format_exc()}") + + return self.threads + + def switch_thread(self, pid: int = None) -> Registers: + """ + Switch to the thread with PID, or the next running thread. + Return the registers for the thread + """ + self.logger.debug(f"Switch to thread {pid}") + if pid == -1 or pid == 0: + # -1: all threads, 0: current thread. No need to switch for both cases + # See https://sourceware.org/gdb/current/onlinedocs/gdb.html/Packets.html#Packets + return self.registers + + if pid is None: + # None is only used during our initial setup, not of GDB RSP protocol + pid = self.PID0_REPLACE + + for t in self.threads: + if pid == t.pid: + self.pid = pid + self.registers = t.registers + return self.registers + + def current_thread(self) -> int: + return self.pid + + def memory_read(self, address: int, length: int) -> bytes: + self.logger.debug(f"Read: {address:#x} {length}Bytes") + + # Check the real address from remap table + for fromaddr, toaddr, total in self.remap: + if toaddr <= address < toaddr + total: + address = fromaddr + (address - toaddr) + if address + length > fromaddr + total: + # Do not support cross region read + length = fromaddr + total - address + self.logger.debug(f"Remap to: {address:#x} {length}Bytes") + break + + # Try cached memory + for mem in self.memories: + if mem.address <= address < mem.address + len(mem): + offset = address - mem.address + # Limit the length to available data + length = min(length, len(mem) - offset) + return mem.data[offset : offset + length] + + # Try core + if self.core and (value := self.core.read_from(address, length)): + return bytes(value) + + # Try elf + return bytes(self.elf.read_from(address, length) or []) + + def memory_write(self, address, data): + memories = self.memories + mem = RawMemory(address, bytearray(data)) + self.logger.debug(f"Write: {mem}") + + if not memories or address > memories[-1].address + len(memories[-1]): + memories.append(mem) # New memory region in the end + return + elif address + len(data) < memories[0].address: + memories.insert(0, mem) # New memory region in the beginning + return + + for i, m in enumerate(memories): + if address > m.address + len(m): + continue + + if address + len(data) < m.address: + memories.insert(i, mem) # New memory region in the middle + elif (offset := address - m.address) >= 0: + # Overwrite and append data to existing memory + m.data[offset : offset + len(data)] = data + else: + # Prepend data to existing memory + offset = address + len(data) - m.address + m.data = data + m.data[offset:] + m.address = address + + # Remove overlapping memory regions + end = m.address + len(m) + i = memories.index(m) # Recalculate index, in case of list changed + for m2 in memories[i + 1 :]: + if end < m2.address: + break + + self.logger.debug(f"Remove overlapping memory: {m2}") + memories.remove(m2) + m.data += m2.data[end - m2.address :] + + break + + def monitor_command(self, command: bytes) -> str: + """Handle monitor command""" + self.logger.debug(f"Monitor command: {command}") + if command.startswith(b"setregs"): + command = command.decode("ascii") + _, address = command.split(" ") + + # Check frequently used symbols + if address.startswith("g_last_regs"): + # address could be g_last_regs or g_last_regs[1] or g_last_regs[0] etc. + if "[" in address: + regsize = utils.get_regsize(self.elf) + splitted = address.split("[") + index = int(splitted[1].split("]")[0]) + address = self.elf.get_symbol(splitted[0]).value + address += index * regsize + else: + symbol = self.elf.get_symbol(address) + address = symbol.value + else: + try: + address = ( + int(address, 16) + if "0x" in address or "0X" in address + else int(address) + ) + except ValueError: + # try if it's a symbol, note that expression is not supported. + address = self.elf.get_symbol(address).value + + self.registers.load(address) + return f"Loaded registers from {address:#x}\n" + elif command.startswith(b"help"): + return ( + "setregs : Load registers from address or symbol.\n" + "\tNeed to execute `maint flush register-cache` to see latest registers\n" + "help: Show this help message\n" + ) diff --git a/tools/pynuttx/nxstub/utils.py b/tools/pynuttx/nxstub/utils.py new file mode 100644 index 0000000000000000000000000000000000000000..19704de1479425f1b5f383882ebeb6244d3f46df --- /dev/null +++ b/tools/pynuttx/nxstub/utils.py @@ -0,0 +1,136 @@ +############################################################################ +# tools/pynuttx/nxstub/utils.py +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +try: + from construct import Array, Int8ul, Int16ul, Struct +except ImportError: + print('Package missing, please do "pip install construct"') + +from typing import List + +from nxelf.elf import LiefELF + + +def get_ncpus(elf: LiefELF) -> int: + # FAR struct tcb_s *g_running_tasks[CONFIG_SMP_NCPUS]; + # + # g_running_tasks is an pointer array in length of ncpu + running_tasks = elf.get_symbol("g_running_tasks") + + return running_tasks.size // elf.get_pointer_size() + + +def get_regsize(elf: LiefELF) -> int: + """Register size in context""" + sym = elf.get_symbol("g_last_regs") + return sym.size // get_ncpus(elf) + + +def get_tcbinfo(elf: LiefELF): + tcbinfo_s = Struct( + "pid_off" / Int16ul, # FIXME: only little endian supported + "state_off" / Int16ul, + "pri_off" / Int16ul, + "name_off" / Int16ul, + "stack_off" / Int16ul, + "stack_size_off" / Int16ul, + "regs_off" / Int16ul, + "regs_num" / Int16ul, + ) + + _, data = elf.read_symbol("g_tcbinfo") + return tcbinfo_s.parse(data) + + +def get_tcb_size(elf: LiefELF) -> int: + # static struct tcb_s g_idletcb[CONFIG_SMP_NCPUS]; + # Idle TCB happen to be an array of tcb_s + + idletcb = elf.get_symbol("g_idletcb") + ncpus = get_ncpus(elf) + return idletcb.size // ncpus + + +def parse_array(data, type_, narray): + return Array(narray, type_).parse(data) + + +def get_statenames(elf: LiefELF) -> List[str]: + pointer = elf.get_pointer_type() + sym, addr = elf.read_symbol("g_statenames") + names = parse_array(addr, pointer, sym.size // pointer.sizeof()) + names = [elf.read_string(name) for name in names] + return names + + +def uint16_t(data: bytes) -> int: + return Int16ul.parse(data) + + +def uint8_t(data: bytes) -> int: + return Int8ul.parse(data) + + +def get_packet(sock) -> bytes: + buffer = bytearray() + started = False + escaping = False + checksum = 0 + while True: + c = sock.recv(1) + if not started: + if c in (b"\x03", b"+", b"-"): # Special packets + return c + if c == b"$": + started = True + continue + + if escaping: + c = chr(ord(c) ^ 0x20) + escaping = False + elif c == b"}": + escaping = True + checksum += ord(c) + continue + + if c == b"#": + expected = sock.recv(2) + expected = int(expected.decode("ascii"), 16) + if expected != checksum & 0xFF: + checksum = 0 + started = False + buffer = bytearray() + continue + else: + break + else: + checksum += ord(c) + buffer.append(ord(c)) + return buffer + + +def encode_packet(packet: bytes) -> bytes: + output = list() + for c in packet: + if c in b"$#*}": + output.append(ord("}")) + c ^= 0x20 + output.append(c) + return bytes(output) diff --git a/tools/pynuttx/nxtrace/__init__.py b/tools/pynuttx/nxtrace/__init__.py new file mode 100644 index 0000000000000000000000000000000000000000..f99d3648bdddb6c201d5acfb277193b426f81792 --- /dev/null +++ b/tools/pynuttx/nxtrace/__init__.py @@ -0,0 +1,19 @@ +############################################################################ +# tools/pynuttx/nxtrace/__init__.py +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ diff --git a/tools/pynuttx/nxtrace/etmv4_decoder.py b/tools/pynuttx/nxtrace/etmv4_decoder.py new file mode 100644 index 0000000000000000000000000000000000000000..56ef3507e6735e17d48cfef9eada55ace0b860da --- /dev/null +++ b/tools/pynuttx/nxtrace/etmv4_decoder.py @@ -0,0 +1,1944 @@ +############################################################################ +# tools/pynuttx/nxtrace/etmv4_decoder.py +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +import logging +from dataclasses import dataclass +from enum import Enum, auto + +log = logging.getLogger(__name__) + +ADDR_REG_IS_UNKNOWN = -1 +ADDR_REG_IS0 = 0 +ADDR_REG_IS1 = 1 + +ATOM_TYPE_E = 1 +ATOM_TYPE_N = 2 + + +class StreamState(Enum): + READING = 0 + SYNCING = 1 + INSYNC = 2 + OUTSYNC = 3 + DECODING = 4 + + +class ETMv4PacketType(Enum): + TRACE_INFO = auto() + TRACE_ON = auto() + TRACE_OFF = auto() + DISCARD = auto() + OVERFLOW = auto() + ATOM = auto() + Q = auto() + EXCEPTION = auto() + EXCEPTION_RETURN = auto() + ADDRESS = auto() + CONTEXT = auto() + BRANCH_FLUSH = auto() + FUNCTION_RETURN = auto() + TIMESTAMP = auto() + TIMESTAMP_MARK = auto() + CYCLE_COUNT = auto() + EVENT = auto() + COMMIT = auto() + CANCEL = auto() + MISPREDICT = auto() + COND_INST = auto() + COND_RESULT = auto() + COND_FLUSH = auto() + DATA_SYNC_MARKER = auto() + + +@dataclass +class ETMv4AddressRegister: + address: int + instruction_set: int + + +class ETMv4Tracer: + def __init__(self): + self.info = 0 + self.condtype = 0 + self.commopt = 0 + self.timestamp = 0 + self.address_register = [ETMv4AddressRegister(0, 1) for _ in range(3)] + self.context_id = 0 + self.vmid = 0 + self.ex_level = 0 + self.security = 0 + self.sixty_four_bit = 0 + self.curr_spec_depth = 0 + self.p0_key = 0 + self.cond_c_key = 0 + self.cond_r_key = 0 + self.p0_key_max = 0 + self.cond_key_max_incr = 0 + self.max_spec_depth = 0 + self.cc_threshold = 0 + + def set_address_register(self, n, address): + self.address_register[n].address = address + + def set_address_register_IS(self, n, instruction_set): + self.address_register[n].instruction_set = instruction_set + + def reset_address_register(self): + self.address_register[0].address = 0 + self.address_register[0].instruction_set = 1 + self.address_register[1].address = 0 + self.address_register[1].instruction_set = 1 + self.address_register[2].address = 0 + self.address_register[2].instruction_set = 1 + + +class ETMv4Packet: + def __init__(self, pkt_type, raw_data: bytes = b""): + self.type = pkt_type + self.rawdata = raw_data + + def __getitem__(self, key): + if hasattr(self, key): + return getattr(self, key) + else: + raise KeyError(f"Attribute '{key}' not found") + + +class ETBStream: + def __init__(self, etm_decoder, input_file=None, trace_decode=None): + self.state = StreamState.READING + self.tracer = ETMv4Tracer() + self.decoder = etm_decoder + self.buff = bytearray() + self.tracer.decoder = trace_decode + if input_file: + with open(input_file, "rb") as f: + self.buff = memoryview(f.read()) + + def copy(self): + new_stream = ETBStream(self.decoder) + new_stream.state = self.state + new_stream.tracer = self.tracer + new_stream.decoder = self.decoder + return new_stream + + +class TracePacketMeta(type): + def __new__(cls, name, bases, dct): + # Automatically create decode function if not provided + if "decode" not in dct: + dct["decode"] = lambda self, data, stream: len(data) + return super().__new__(cls, name, bases, dct) + + +class TracePacket(metaclass=TracePacketMeta): + def __init__(self, mask, val, decode_func): + self.mask = mask + self.val = val + self.decode_func = decode_func + self.name = decode_func.__name__[7:] + + def decode(self, data, stream): + return self.decode_func(data, stream) + + +def tracer_trace_info( + tracer: ETMv4Tracer, plctl: int, info: int, key: int, spec: int, cyct: int +): + tracer.reset_address_register() + + tracer.info = info + tracer.p0_key = key + tracer.curr_spec_depth = spec + tracer.cc_threshold = cyct + + log.info( + f"TraceInfo - Cycle count {'enabled' if tracer.info & 1 else 'disabled'},\n" + f" Tracing of conditional non-branch instruction {'enabled' if tracer.info & 0x0E else 'disabled'},\n" + f" {'NO' if not tracer.info & 0x10 else ''} Explicit tracing of load instructions,\n" + f" {'NO' if not tracer.info & 0x20 else ''} Explicit tracing of store instructions,\n" + f" p0_key = 0x{key:x},\n" + f" curr_spec_depth = {spec},\n" + f" cc_threshold = 0x{cyct:x}" + ) + + packet = ETMv4Packet(ETMv4PacketType.TRACE_INFO) + setattr(packet, "cycle_count_enabled", tracer.info & 1) + setattr(packet, "conditional_non_branch_instruction_enabled", tracer.info & 0x0E) + setattr(packet, "load_instruction_enabled", tracer.info & 0x10) + setattr(packet, "store_instruction_enabled", tracer.info & 0x20) + setattr(packet, "p0_key", tracer.p0_key) + setattr(packet, "curr_spec_depth", tracer.curr_spec_depth) + setattr(packet, "cc_threshold", tracer.cc_threshold) + tracer.decoder(packet) + return tracer + + +def tracer_trace_on(tracer: ETMv4Tracer): + packet = ETMv4Packet(ETMv4PacketType.TRACE_ON) + tracer.decoder(packet) + log.info("TraceOn - A discontinuity in the trace stream") + + +def tracer_trace_off(tracer: ETMv4Tracer): + packet = ETMv4Packet(ETMv4PacketType.TRACE_OFF) + tracer.decoder(packet) + log.info("[TraceOff - A discontinuity in the trace stream]") + return tracer + + +def tracer_discard(tracer: ETMv4Tracer): + packet = ETMv4Packet(ETMv4PacketType.DISCARD) + tracer.decoder(packet) + log.info("Discard") + tracer_cond_flush(tracer) + tracer.curr_spec_depth = 0 + + +def tracer_overflow(tracer: ETMv4Tracer): + packet = ETMv4Packet(ETMv4PacketType.OVERFLOW) + tracer.decoder(packet) + log.info("Discard") + tracer_cond_flush(tracer) + tracer.curr_spec_depth = 0 + + +def tracer_ts( + tracer: ETMv4Tracer, timestamp: int, have_cc: int, cycle: int, nr_replace: int +): + packet = ETMv4Packet(ETMv4PacketType.TIMESTAMP) + if timestamp: + tracer.timestamp &= ~((1 << nr_replace) - 1) + tracer.timestamp |= timestamp + setattr(packet, "timestamp", tracer.timestamp) + + log.info(f"Timestamp - {tracer.timestamp}") + if have_cc: + setattr(packet, "cycle", cycle) + log.info( + f" (number of cycles between the most recent Cycle Count element {cycle})" + ) + + tracer.decoder(packet) + + +def tracer_exception(tracer: ETMv4Tracer, pkt_type: int): + exp_name = [ + "PE reset", + "Debug halt", + "Call", + "Trap", + "System error", + None, + "Inst debug", + "Data debug", + None, + None, + "Alignment", + "Inst fault", + "Data fault", + None, + "IRQ", + "FIQ", + ] + + exp_name = ( + exp_name[pkt_type] + if pkt_type < len(exp_name) and exp_name[pkt_type] + else "Reserved" + ) + log.info( + f"Exception - exception type {exp_name}, address 0x{tracer.address_register[0].address:016x}" + ) + packet = ETMv4Packet(ETMv4PacketType.EXCEPTION) + setattr(packet, "exception_type", pkt_type) + setattr( + packet, + "exception_type_name", + ( + exp_name[pkt_type] + if (pkt_type < len(exp_name) and exp_name[pkt_type]) + else "Reserved" + ), + ) + setattr(packet, "address", tracer.address_register[0].address) + tracer.decoder(packet) + tracer_cond_flush(tracer) + + if tracer.p0_key_max: + tracer.p0_key += 1 + tracer.p0_key %= tracer.p0_key_max + + tracer.curr_spec_depth += 1 + if not tracer.max_spec_depth or (tracer.curr_spec_depth > tracer.max_spec_depth): + tracer_commit(tracer, 1) + + +def tracer_exception_return(tracer: ETMv4Tracer): + packet = ETMv4Packet(ETMv4PacketType.EXCEPTION_RETURN) + tracer.decoder(packet) + log.info("Exception return") + # FIXME: for ARMv6-M and ARMv7-M PEs, exception_return is a P0 element + + +def tracer_cc(tracer: ETMv4Tracer, unknown: int, count: int): + packet = ETMv4Packet(ETMv4PacketType.CYCLE_COUNT) + if unknown: + log.info("Cycle count - unknown") + setattr(packet, "unknown", 1) + else: + cc = count + tracer.cc_threshold + log.info(f"Cycle count - {cc}") + setattr(packet, "cycle", cc) + tracer.decoder(packet) + + +def tracer_commit(tracer: ETMv4Tracer, commit: int): + log.info(f"Commit - {commit}") + tracer.curr_spec_depth -= commit + packet = ETMv4Packet(ETMv4PacketType.COMMIT) + setattr(packet, "commit", commit) + tracer.decoder(packet) + + +def tracer_cancel(tracer: ETMv4Tracer, mispredict: int, cancel: int): + log.info(f"Cancel - {cancel}") + tracer.curr_spec_depth -= cancel + + if tracer.p0_key_max: + tracer.p0_key -= cancel + tracer.p0_key %= tracer.p0_key_max + + if mispredict: + tracer_mispredict(tracer, 0) + tracer_cond_flush(tracer) + + +def tracer_mispredict(tracer: ETMv4Tracer, param: int): + if param == 0: + pass + elif param == 1: + tracer_atom(tracer, ATOM_TYPE_E) + elif param == 2: + tracer_atom(tracer, ATOM_TYPE_E) + tracer_atom(tracer, ATOM_TYPE_E) + elif param == 3: + tracer_atom(tracer, ATOM_TYPE_N) + else: + log.info(f"Invalid param ({param})") + + packet = ETMv4Packet(ETMv4PacketType.MISPREDICT) + setattr(packet, "param", param) + tracer.decoder(packet) + log.info("Mispredict") + + +def tracer_cond_inst(tracer: ETMv4Tracer, format: int, param1: int, param2: int): + if tracer.cond_key_max_incr == 0: + log.info( + "cond_key_max_incr MUST NOT be zero for conditional instruction elements." + ) + return + + if format == 1: + key = param1 + if __is_cond_key_special(tracer, key): + tracer.cond_c_key += 1 + tracer.cond_c_key %= tracer.cond_key_max_incr + else: + tracer.cond_c_key = key + log.info(f"Conditional instruction - C key = {key}") + + elif format == 2: + ci = param1 + if ci == 0: + tracer.cond_c_key += 1 + tracer.cond_c_key %= tracer.cond_key_max_incr + log.info(f"Conditional instruction - C key = {tracer.cond_c_key}") + elif ci == 1: + log.info(f"Conditional instruction - C key = {tracer.cond_c_key}") + elif ci == 2: + tracer.cond_c_key += 1 + tracer.cond_c_key %= tracer.cond_key_max_incr + log.info(f"Conditional instruction - C key = {tracer.cond_c_key}") + else: + log.info(f"Invalid CI ({ci})") + + elif format == 3: + z = param1 + num = param2 + for _ in range(num): + tracer.cond_c_key += 1 + tracer.cond_c_key %= tracer.cond_key_max_incr + log.info(f"Conditional instruction - C key = {tracer.cond_c_key}") + if z: + log.info(f"Conditional instruction - C key = {tracer.cond_c_key}") + + else: + log.info(f"Invalid format ({format})") + + +def tracer_cond_flush(tracer: ETMv4Tracer): + log.info("Conditional flush") + packet = ETMv4Packet(ETMv4PacketType.COND_FLUSH) + tracer.decoder(packet) + return tracer + + +def tracer_atom(tracer: ETMv4Tracer, atom_type): + + if atom_type == ATOM_TYPE_E: + log.info("ATOM - E") + elif atom_type == ATOM_TYPE_N: + log.info("ATOM - N") + else: + log.info(f"Invalid ATOM type ({atom_type})") + return + + packet = ETMv4Packet(ETMv4PacketType.ATOM) + setattr(packet, "atom_type", atom_type) + tracer.decoder(packet) + if tracer.p0_key_max: + tracer.p0_key += 1 + tracer.p0_key %= tracer.p0_key_max + + tracer.curr_spec_depth += 1 + if not tracer.max_spec_depth or (tracer.curr_spec_depth > tracer.max_spec_depth): + tracer_commit(tracer, 1) + + +def __is_cond_key_special(tracer: ETMv4Tracer, key: int): + return key >= tracer.cond_key_max_incr + + +def tracer_q(tracer: ETMv4Tracer, count: int): + if count: + log.info(f"Q - {count} of instructions") + else: + log.info("Q - UNKNOWN of instructions") + + packet = ETMv4Packet(ETMv4PacketType.Q) + setattr(packet, "cycle", count) + tracer.decoder(packet) + + if tracer.p0_key_max: + tracer.p0_key += 1 + tracer.p0_key %= tracer.p0_key_max + + tracer.curr_spec_depth += 1 + if not tracer.max_spec_depth or (tracer.curr_spec_depth > tracer.max_spec_depth): + tracer_commit(tracer, 1) + + +def __interpret_tokens(tracer: ETMv4Tracer, tokens: int, pos: int): + if pos % 2: + log.info(f"Invalid pos ({pos})") + return pos + 1 + + if tracer.condtype: + token = (tokens >> pos) & 0x0F + if (token & 0x03) == 0x03: + return pos + 2 + else: + if token == 0x0F: + return 0 + else: + return pos + 4 + else: + token = (tokens >> pos) & 0x03 + if token == 3: + # /* NULL, no R element indicated */ + return 0 + else: + return pos + 2 + + +def tracer_cond_result( + tracer: ETMv4Tracer, format: int, param1: int, param2: int, param3: int +): + cond_result_token_apsr = [ + "C flag set", + "N flag set", + "Z and C flags set", + "N and C flags set", + "unknown", + "unknown", + "unknown", + "No flag set", + "unknown", + "unknown", + "unknown", + "Z flag set", + "unknown", + "unknown", + "unknown", + "unknown", + ] + + cond_result_token_pass_fail = [ + "failed the condition code check", + "passed the condition code check", + "don't know the result of the condition code check", + ] + + MAX_TOKENS_POS = 12 + + if tracer.cond_key_max_incr == 0: + log.info( + "cond_key_max_incr MUST NOT be zero for conditional instruction elements." + ) + return + + if format == 1: + key = param1 + ci = param2 + result = param3 + if __is_cond_key_special(tracer, key): + tracer.cond_r_key += 1 + tracer.cond_r_key %= tracer.cond_key_max_incr + else: + tracer.cond_r_key = key + if ci: + while tracer.cond_c_key == tracer.cond_r_key: + tracer_cond_inst(tracer, 3, 0, 1) + if tracer.condtype: + log.info( + f"Conditional result - R key = {key}, APSR_V = {result & 0x01}," + f"APSR_C = {result & 0x02}, APSR_Z = {result & 0x04}, APSR_N = {result & 0x08}" + ) + else: + log.info( + f"Conditional result - R key = {key}, {'passed' if result else 'failed'} the condition code check" + ) + + elif format == 2: + k = param1 & 0x01 + token = param2 & 0x03 + tracer.cond_r_key += 1 + k + tracer.cond_r_key %= tracer.cond_key_max_incr + while tracer.cond_c_key == tracer.cond_r_key: + tracer_cond_inst(tracer, 3, 0, 1) + if tracer.condtype: + log.info( + f"Conditional result - R key = {tracer.cond_r_key}, APSR indication: {cond_result_token_apsr[token]}" + ) + else: + log.info( + f"Conditional result - R key = {tracer.cond_r_key}, {cond_result_token_pass_fail[token]}" + ) + + elif format == 3: + tokens = param1 & 0x0FFF + pos = 0 + while True: + next_pos = __interpret_tokens(tracer, tokens, pos) + if next_pos: + token = (tokens & ((1 << next_pos) - 1)) >> pos + if tracer.condtype: + log.info( + f"Conditional result - R key = {tracer.cond_r_key}, APSR indication: {cond_result_token_apsr[token]}" + ) + else: + log.info( + f"Conditional result - R key = {tracer.cond_r_key}, {cond_result_token_pass_fail[token]}" + ) + pos = next_pos + if next_pos == 0 or pos >= MAX_TOKENS_POS: + break + + elif format == 4: + token = param1 & 0x03 + tracer.cond_r_key -= 1 + tracer.cond_r_key %= tracer.cond_key_max_incr + if tracer.condtype: + log.info( + f"Conditional result - R key = {tracer.cond_r_key}, APSR indication: {cond_result_token_apsr[token]}" + ) + else: + log.info( + f"Conditional result - R key = {tracer.cond_r_key}, {cond_result_token_pass_fail[token]}" + ) + + else: + log.info(f"Invalid format ({format})") + + +def tracer_context( + tracer: ETMv4Tracer, + p: int, + el: int, + sf: int, + ns: int, + v: int, + vmid: int, + c: int, + contextid: int, +): + if p: + tracer.ex_level = el + tracer.sixty_four_bit = sf + tracer.security = not ns + if v: + tracer.vmid = vmid + if c: + tracer.context_id = contextid + + packet = ETMv4Packet(ETMv4PacketType.CONTEXT) + setattr(packet, "context_id", contextid) + setattr(packet, "vmid", vmid) + setattr(packet, "ex_level", el) + setattr(packet, "security", not ns) + setattr(packet, "sixty_four_bit", sf) + tracer.decoder(packet) + + log.info(f"Context - Context ID = 0x{tracer.context_id:x},") + log.info(f" VMID = 0x{tracer.vmid:x},") + log.info(f" Exception level = EL{tracer.ex_level},") + log.info(f" Security = {'S' if tracer.security else 'NS'},") + log.info(f" {64 if tracer.sixty_four_bit else 32}-bit instruction") + + +def tracer_address(tracer: ETMv4Tracer): + address = tracer.address_register[0].address + instruction_set = tracer.address_register[0].instruction_set + + if tracer.sixty_four_bit: + log.info( + f"Address - Instruction address 0x{address:016x}, Instruction set Aarch64" + ) + else: + if instruction_set: + log.info( + f"Address - Instruction address 0x{address:016x}, Instruction set Aarch32 (ARM)" + ) + else: + log.info( + f"Address - Instruction address 0x{address:016x}, Instruction set Aarch32 (ç)" + ) + + packet = ETMv4Packet(ETMv4PacketType.ADDRESS) + setattr(packet, "address", address) + setattr(packet, "instruction_set", instruction_set) + tracer.decoder(packet) + + +# Define all trace packets using the metaclass +def decode_extension(data, stream): + index = 1 + cnt = 0 + + if len(data) <= 1: + log.error("Not enough data to decode extension packet") + return -1 + + if data[index] == 0: + if 11 > len(data): + return -1 + + # async + while cnt < 11 and index < len(stream.buff): + if cnt == 10 and data[index] != 0x80: + break + if cnt != 10 and data[index] != 0: + break + cnt += 1 + index += 1 + + if cnt != 11: + log.error("Payload bytes of async are not correct") + log.error("Invalid async packet") + return -1 + + log.debug("[async]") + + elif data[index] == 3: + # discard + index += 1 + log.debug("[discard]") + # Assuming tracer_discard is a method of the tracer object + tracer_discard(stream.tracer) + + elif data[index] == 5: + # overflow + index += 1 + log.debug("[overflow]") + # Assuming tracer_overflow is a method of the tracer object + tracer_overflow(stream.tracer) + + else: + log.error("First payload byte of async is not correct") + log.error("Invalid async packet") + return -1 + + return index + + +def decode_trace_info(data, stream: ETBStream): + index = 1 + plctl = 0 + info = 0 + key = 0 + spec = 0 + cyct = 0 + + # Decode PLCTL + for i in range(4): + if index >= len(data): + break + byte = data[index] + plctl |= (byte & ~0x80) << (7 * i) + index += 1 + if not (byte & 0x80): + break + + if i >= 1: + log.error("More than 1 PLCTL field in the trace info packet") + return -1 + + # Decode INFO + if plctl & 1: + for i in range(4): + byte = data[index] + info |= (byte & ~0x80) << (7 * i) + index += 1 + if not (byte & 0x80): + break + if i >= 1: + log.error("More than 1 INFO field in the trace info packet") + return -1 + + # Decode KEY + if plctl & 2: + for i in range(4): + byte = data[index] + key |= (byte & ~0x80) << (7 * i) + index += 1 + if not (byte & 0x80): + break + if i >= 4: + log.error("More than 4 KEY fields in the trace info packet") + return -1 + + # Decode SPEC + if plctl & 4: + for i in range(4): + byte = data[index] + spec |= (byte & ~0x80) << (7 * i) + index += 1 + if not (byte & 0x80): + break + if i >= 4: + log.error("More than 4 SPEC fields in the trace info packet") + return -1 + + # Decode CYCT + if plctl & 8: + for i in range(2): + byte = data[index] + cyct |= (byte & ~0x80) << (7 * i) + index += 1 + if not (byte & 0x80): + break + if i >= 2: + log.error("More than 2 CYCT fields in the trace info packet") + return -1 + + log.debug( + f"[trace info] plctl = 0x{plctl:X}, info = 0x{info:X}, key = 0x{key:X}, spec = {spec}, cyct = 0x{cyct:X}" + ) + + if stream.state.value >= StreamState.INSYNC.value: + tracer_trace_info(stream.tracer, plctl, info, key, spec, cyct) + + return index + + +def decode_trace_on(data, stream): + log.debug("[trace on]") + tracer_trace_on(stream.tracer) + return 1 + + +def decode_timestamp(data, stream): + nr_replace = 0 + index = 1 + ts = 0 + count = 0 + + # Decode timestamp + for i in range(10): + byte = data[index] + index += 1 + ts |= (byte & ~0x80) << (7 * i) + if index != 9: + nr_replace += 7 + else: + nr_replace += 8 + if (index != 9) and not (byte & 0x80): + break + + # Decode cycle count if present + if data[0] & 1: + for i in range(3): + byte = data[index] + index += 1 + count |= (byte & ~0x80) << (7 * i) + if (index != 9) and not (byte & 0x80): + break + + log.debug(f"[timestamp] timestamp = {ts}, cycle count = {count}") + + tracer_ts(stream.tracer, ts, data[0] & 1, count, nr_replace) + + return index + + +def decode_exception(data, stream: ETBStream): + index = 0 + EE = 0 + TYPE = 0 + P = 0 + + if data[index] & 1: + # Exception return packet + index += 1 + log.debug("[exception return]") + tracer_exception_return(stream.tracer) + else: + # Exception packet + index += 1 + data1 = data[index] + index += 1 + data2 = 0 + + if data1 & 0x80: # Assuming c_bit is 0x80 + data2 = data[index] + index += 1 + + EE = ((data1 & 0x40) >> 5) | (data1 & 0x01) + TYPE = ((data1 & 0x3E) >> 1) | (data2 & 0x1F) + P = (data2 & 0x20) >> 5 + + log.debug(f"[exception] E1:E0 = {EE}, TYPE = 0x{TYPE:02X}, P = {P}") + + if EE != 1 and EE != 2: + log.error("Invalid EE in the exception packet") + return -1 + elif EE == 2: + # There is an address packet + data1 = data[index] + pkt = stream.decoder.etmv4_pkt_match(data1) + if pkt: + ret = pkt.decode(data[index:], stream) + if ret > 0: + index += ret + else: + log.error("Invalid address packet in the exception packet") + return -1 + else: + log.error("No matching trace packet found for address packet") + return -1 + + tracer_exception(stream.tracer, TYPE) + + return index + + +def decode_cc_format_1(data, stream): + index = 0 + u_bit = data[index] + index += 1 + commit = 0 + count = 0 + + if not stream.tracer.commopt: + for i in range(4): + byte = data[index] + commit |= (byte & ~0x80) << (7 * i) + index += 1 + if not (byte & 0x80): + break + if i >= 4: + log.error( + "More than 4 bytes of the commit section in the cycle count format 1 packet" + ) + return -1 + tracer_commit(stream.tracer, commit) + + if not u_bit: + for i in range(3): + byte = data[index] + count |= (byte & ~0x80) << (7 * i) + index += 1 + if not (byte & 0x80): + break + if i >= 3: + log.error( + "More than 3 bytes of the cycle count section in the cycle count format 1 packet" + ) + return -1 + + log.debug(f"[cycle count format 1] U = {u_bit}, COMMIT = {commit}, COUNT = {count}") + + tracer_cc(stream.tracer, u_bit, count) + return index + + +def decode_cc_format_2(data, stream): + F = data[0] & 0x01 + AAAA = (data[1] & 0xF0) >> 4 + BBBB = data[1] & 0x0F + log.debug(f"[cycle count format 2] F = {F}, AAAA = {AAAA}, BBBB = {BBBB}") + + if F: + commit = stream.tracer.max_spec_depth + AAAA - 15 + else: + commit = AAAA + 1 + if AAAA: + tracer_commit(stream.tracer, commit) + + tracer_cc(stream.tracer, 0, BBBB) + return 2 + + +def decode_cc_format_3(data, stream): + AA = (data[0] & 0x0C) >> 2 + BB = data[0] & 0x03 + log.debug(f"[cycle count format 3] AA = {AA}, BB = {BB}") + + if not stream.tracer.commopt: + tracer_commit(stream.tracer, AA + 1) + + tracer_cc(stream.tracer, 0, BB) + + return 1 + + +def decode_data_sync_marker(data, stream): + if data[0] & 0x08: + log.debug(f"[unnumbered data sync maker] A = {data[0] & 0x07}") + else: + log.debug(f"[numbered data sync maker] NUM = {data[0] & 0x07}") + return 1 + + +def decode_commit(data, stream): + index = 0 + commit = 0 + for i in range(4): + byte = data[index] + commit |= (byte & ~0x80) << (7 * i) + index += 1 + if not (byte & 0x80): + break + + if i >= 4: + log.error("More than 4 bytes of the commit section in the commit packet") + return -1 + log.debug("[commit] COMMIT = %d", commit) + tracer_commit(stream.tracer, commit) + return index + + +def decode_cancel(data, stream: ETBStream): + index = 0 + cancel = 0 + + if not (data[index] & 0x10): + # Cancel format 1 + index += 1 + for i in range(4): + byte = data[index] + cancel |= (byte & ~0x80) << (7 * i) + index += 1 + if not (byte & 0x80): + break + if i >= 4: + log.error( + "More than 4 bytes of the cancel section in the cancel format 1 packet" + ) + return -1 + log.debug(f"[cancel format 1] M = {data[0] & 0x01}, CANCEL = {cancel}") + tracer_cancel(stream.tracer, data[0] & 0x01, cancel) + elif not (data[index] & 0x80): + # Cancel format 2 + index += 1 + log.debug(f"[cancel format 2] A = {data[index] & 0x03}") + action = data[index] & 0x03 + if action == 1: + tracer_atom(stream.tracer, ATOM_TYPE_E) + elif action == 2: + tracer_atom(stream.tracer, ATOM_TYPE_E) + tracer_atom(stream.tracer, ATOM_TYPE_E) + elif action == 3: + tracer_atom(stream.tracer, ATOM_TYPE_N) + else: + log.error("Unexpected A in a cancel format 2 packet") + tracer_cancel(stream.tracer, 1, 1) + else: + # Cancel format 3 + index += 1 + log.debug( + f"[cancel format 3] CC = {(data[index] & 0x06) >> 1}, A = {data[index] & 0x01}" + ) + if data[index] & 0x01: + tracer_atom(stream.tracer, ATOM_TYPE_E) + tracer_cancel(stream.tracer, 1, ((data[index] & 0x06) >> 1) + 2) + + return index + + +def decode_cancel_format_1(data, stream: ETBStream): + return decode_cancel(data, stream) + + +def decode_cancel_format_2(data, stream: ETBStream): + return decode_cancel(data, stream) + + +def decode_cancel_format_3(data, stream: ETBStream): + return decode_cancel(data, stream) + + +def decode_mispredict(data, stream: ETBStream): + log.debug(f"[mispredict] A = {data[0] & 0x03}") + tracer_mispredict(stream.tracer, data[0] & 0x03) + return 1 + + +def decode_cond_inst_format_1(data, stream: ETBStream): + index = 1 + key = 0 + + for i in range(4): + byte = data[index] + key |= (byte & ~0x80) << (7 * i) + index += 1 + if not (byte & 0x80): + break + if i >= 4: + log.error("More than 4 bytes of the commit section in the commit packet") + return -1 + + log.debug(f"[conditional instruction format 1] key = {key}") + + tracer_cond_inst(stream.tracer, 1, key, 0) + + return index + + +def decode_cond_inst_format_2(data, stream: ETBStream): + ci = data[0] & 0x03 + log.debug(f"[conditional instruction format 2] ci = {ci}") + + tracer_cond_inst(stream.tracer, 2, ci, 0) + + return 1 + + +def decode_cond_inst_format_3(data, stream: ETBStream): + z = data[1] & 0x01 + num = (data[1] & 0x7E) >> 1 + log.debug(f"[conditional instruction format 3] z = {z}, num = {num}") + + tracer_cond_inst(stream.tracer, 3, z, num) + + return 2 + + +def decode_cond_flush(data, stream: ETBStream): + log.debug("[conditional flush]") + + tracer_cond_flush(stream.tracer) + + return 1 + + +def decode_cond_result_format_1(data, stream: ETBStream): + index = 0 + nr_payloads = 1 if (data[index] & 0x4) else 2 + index += 1 + + for payload in range(nr_payloads): + CI = (data[0] & 0x1) if payload == 0 else ((data[1] & 0x2) >> 1) + RESULT = data[index] & 0x0F + KEY = (data[index] >> 4) & 0x7 + index += 1 + + for i in range(5): + byte = data[index] + KEY |= (byte & ~0x80) << (7 * i + 3) + index += 1 + if not (byte & 0x80): + break + if i >= 5: + log.error( + "More than 5 payload bytes in the conditional result format 1 packet" + ) + return -1 + + log.debug( + f"[conditional result format 1] CI[{payload}] = {CI}, RESULT[{payload}] = 0x{RESULT:X}, KEY[{payload}] = {KEY}" + ) + + tracer_cond_result(stream.tracer, 1, KEY, CI, RESULT) + + return index + + +def decode_cond_result_format_2(data, stream: ETBStream): + K = (data[0] >> 2) & 0x1 + T = data[0] & 0x3 + log.debug(f"[conditional result format 2] K = {K}, T = 0x{T:X}") + + tracer_cond_result(stream.tracer, 2, K, T, 0) + + return 1 + + +def decode_cond_result_format_3(data, stream: ETBStream): + TOKEN = data[1] | ((data[0] & 0x0F) << 8) + log.debug(f"[conditional result format 3] TOKEN = 0x{TOKEN:X}") + + tracer_cond_result(stream.tracer, 3, TOKEN, 0, 0) + + return 2 + + +def decode_cond_result_format_4(data, stream: ETBStream): + T = data[0] & 0x3 + log.debug(f"[conditional result format 4] T = 0x{T:X}") + + tracer_cond_result(stream.tracer, 4, T, 0, 0) + + return 1 + + +def decode_event(data, stream: ETBStream): + event = data[0] & 0x0F + log.debug(f"[event] EVENT = 0x{event:X}") + return 1 + + +def update_address_regs(stream: ETBStream, address, instruction_set): + stream.tracer.set_address_register(2, stream.tracer.address_register[1].address) + stream.tracer.set_address_register(1, stream.tracer.address_register[0].address) + stream.tracer.set_address_register(0, address) + stream.tracer.set_address_register_IS(0, instruction_set) + + +def decode_short_address(data, stream): + index = 0 + address = stream.tracer.address_register[0].address + instruction_set = ADDR_REG_IS0 if (data[index] & 0x01) else ADDR_REG_IS1 + index += 1 + if instruction_set == ADDR_REG_IS0: + address &= ~0x000001FF + address |= (data[index] & 0x7F) << 2 + index += 1 + if data[index] & 0x80: + address &= ~0x0001FE00 + address |= (data[index] & 0x7F) << 9 + index += 1 + else: + address &= ~0x000000FF + address |= (data[index] & 0x7F) << 1 + index += 1 + if data[1] & 0x80: + address &= ~0x0000FF00 + address |= (data[index]) << 8 + index += 1 + + log.debug( + f"[short address] address = 0x{address:016x}, instruction_set = {instruction_set}" + ) + + update_address_regs(stream, address, instruction_set) + tracer_address(stream.tracer) + return index + + +def decode_short_address_is0(data, stream): + return decode_short_address(data, stream) + + +def decode_short_address_is1(data, stream): + return decode_short_address(data, stream) + + +def decode_long_address(data, stream): + index = 1 + address = stream.tracer.address_register[0].address + + if data[0] == 0x9A: + instruction_set = ADDR_REG_IS0 + address &= ~0xFFFFFFFF + address |= (data[index] & 0x7F) << 2 + address |= (data[index + 1] & 0x7F) << 9 + address |= data[index + 2] << 16 + address |= data[index + 3] << 24 + index += 4 + elif data[0] == 0x9B: + instruction_set = ADDR_REG_IS1 + address &= ~0xFFFFFFFF + address |= (data[index] & 0x7F) << 1 + address |= data[index + 1] << 8 + address |= data[index + 2] << 16 + address |= data[index + 3] << 24 + index += 4 + elif data[0] == 0x9D: + instruction_set = ADDR_REG_IS0 + address = 0 + address |= (data[index] & 0x7F) << 2 + address |= (data[index + 1] & 0x7F) << 9 + address |= data[index + 2] << 16 + address |= data[index + 3] << 24 + address |= data[index + 4] << 32 + address |= data[index + 5] << 40 + address |= data[index + 6] << 48 + address |= data[index + 7] << 56 + index += 8 + elif data[0] == 0x9E: + instruction_set = ADDR_REG_IS1 + address = 0 + address |= (data[index] & 0x7F) << 1 + address |= data[index + 1] << 8 + address |= data[index + 2] << 16 + address |= data[index + 3] << 24 + address |= data[index + 4] << 32 + address |= data[index + 5] << 40 + address |= data[index + 6] << 48 + address |= data[index + 7] << 56 + index += 8 + else: + return -1 + + log.debug( + f"[long address] address = 0x{address:016x}, instruction_set = {instruction_set}" + ) + + update_address_regs(stream, address, instruction_set) + tracer_address(stream.tracer) + + return index + + +def decode_long_address_32bit_is0(data, stream): + return decode_long_address(data, stream) + + +def decode_long_address_32bit_is1(data, stream): + return decode_long_address(data, stream) + + +def decode_long_address_64bit_is0(data, stream): + return decode_long_address(data, stream) + + +def decode_long_address_64bit_is1(data, stream): + return decode_long_address(data, stream) + + +def decode_exact_match_address(data, stream: ETBStream): + QE = data[0] & 0x03 + + address = stream.tracer.address_register[QE].address + instruction_set = stream.tracer.address_register[QE].instruction_set + + log.debug( + f"[Exact match address] QE = {QE}, address = 0x{address:016x}, instruction_set = {instruction_set}" + ) + + update_address_regs(stream, address, instruction_set) + tracer_address(stream.tracer) + + return 1 + + +def decode_context(data, stream): + index = 0 + EL = SF = NS = 0 + V = C = 0 + VMID = 0 + CONTEXTID = 0 + + if data[index] & 1: + index += 1 + EL = data[index] & 0x3 + SF = (data[index] & 0x10) >> 4 + NS = (data[index] & 0x20) >> 5 + if data[index] & 0x40: + V = 1 + index += 1 + VMID = data[index] + if data[index] & 0x80: + C = 1 + index += 1 + CONTEXTID = data[index] + CONTEXTID |= data[index + 1] << 8 + CONTEXTID |= data[index + 2] << 16 + CONTEXTID |= data[index + 3] << 24 + index += 3 + log.debug( + f"[context] P = 1'b1, EL = {EL}, SF = {SF}, NS = {NS}, V = {V}, \n" + f"C = {C}, VMID = {VMID}, CONTEXTID = 0x{CONTEXTID:04X}" + ) + else: + log.debug("[context] P = 1'b0") + + tracer_context(stream.tracer, data[0] & 1, EL, SF, NS, V, VMID, C, CONTEXTID) + + return index + 1 + + +def decode_address_context(data, stream: ETBStream): + index = 1 + address = stream.tracer.address_register[0].address + + if data[0] == 0x82: + instruction_set = ADDR_REG_IS0 + address &= ~0xFFFFFFFF + address |= (data[index] & 0x7F) << 2 + address |= (data[index + 1] & 0x7F) << 9 + address |= data[index + 2] << 16 + address |= data[index + 3] << 24 + index += 4 + elif data[0] == 0x83: + instruction_set = ADDR_REG_IS1 + address &= ~0xFFFFFFFF + address |= (data[index] & 0x7F) << 1 + address |= data[index + 1] << 8 + address |= data[index + 2] << 16 + address |= data[index + 3] << 24 + index += 4 + elif data[0] == 0x85: + instruction_set = ADDR_REG_IS0 + address = 0 + address |= (data[index] & 0x7F) << 2 + address |= (data[index + 1] & 0x7F) << 9 + address |= data[index + 2] << 16 + address |= data[index + 3] << 24 + address |= data[index + 4] << 32 + address |= data[index + 5] << 40 + address |= data[index + 6] << 48 + address |= data[index + 7] << 56 + index += 8 + elif data[0] == 0x86: + instruction_set = ADDR_REG_IS1 + address = 0 + address |= (data[index] & 0x7F) << 1 + address |= data[index + 1] << 8 + address |= data[index + 2] << 16 + address |= data[index + 3] << 24 + address |= data[index + 4] << 32 + address |= data[index + 5] << 40 + address |= data[index + 6] << 48 + address |= data[index + 7] << 56 + index += 8 + else: + return -1 + + update_address_regs(stream, address, instruction_set) + + data_byte = data[index] + EL = data_byte & 0x3 + SF = (data_byte & 0x10) >> 4 + NS = (data_byte & 0x20) >> 5 + V = C = 0 + VMID = 0 + CONTEXTID = 0 + + if data_byte & 0x40: + V = 1 + index += 1 + VMID = data[index] + if data_byte & 0x80: + C = 1 + index += 1 + CONTEXTID = data[index] + CONTEXTID |= data[index + 1] << 8 + CONTEXTID |= data[index + 2] << 16 + CONTEXTID |= data[index + 3] << 24 + index += 3 + + log.debug( + f"[address with context] address = 0x{address:016x}, instruction_set = {instruction_set}, " + f"EL = {EL}, SF = {SF}, NS = {NS}, V = {V}, C = {C}, VMID = {VMID}, CONTEXTID = 0x{CONTEXTID:04X}" + ) + + tracer_context(stream.tracer, 1, EL, SF, NS, V, VMID, C, CONTEXTID) + tracer_address(stream.tracer) + + return index + 1 + + +def decode_address_context_32bit_is0(data, stream): + return decode_address_context(data, stream) + + +def decode_address_context_32bit_is1(data, stream): + return decode_address_context(data, stream) + + +def decode_address_context_64bit_is0(data, stream): + return decode_address_context(data, stream) + + +def decode_address_context_64bit_is1(data, stream): + return decode_address_context(data, stream) + + +def decode_atom_format_1(data, stream): + A = data[0] & 0x01 + log.debug(f"[atom format 1] A = {A}") + tracer_atom(stream.tracer, ATOM_TYPE_E if A != 0 else ATOM_TYPE_N) + return 1 + + +def decode_atom_format_2(data, stream): + A = data[0] & 0x03 + log.debug(f"[atom format 2] A = {A}") + tracer_atom(stream.tracer, ATOM_TYPE_E if A & 1 != 0 else ATOM_TYPE_N) + tracer_atom(stream.tracer, ATOM_TYPE_E if A & 2 != 0 else ATOM_TYPE_N) + return 1 + + +def decode_atom_format_3(data, stream): + A = data[0] & 0x07 + log.debug(f"[atom format 3] A = {A}") + tracer_atom(stream.tracer, ATOM_TYPE_E if A & 1 != 0 else ATOM_TYPE_N) + tracer_atom(stream.tracer, ATOM_TYPE_E if A & 2 != 0 else ATOM_TYPE_N) + tracer_atom(stream.tracer, ATOM_TYPE_E if A & 4 != 0 else ATOM_TYPE_N) + return 1 + + +def decode_atom_format_4(data, stream): + A = data[0] & 0x03 + log.debug(f"[atom format 4] A = {A}") + + if A == 0: + tracer_atom(stream.tracer, ATOM_TYPE_N) + tracer_atom(stream.tracer, ATOM_TYPE_E) + tracer_atom(stream.tracer, ATOM_TYPE_E) + tracer_atom(stream.tracer, ATOM_TYPE_E) + elif A == 1: + tracer_atom(stream.tracer, ATOM_TYPE_N) + tracer_atom(stream.tracer, ATOM_TYPE_N) + tracer_atom(stream.tracer, ATOM_TYPE_N) + tracer_atom(stream.tracer, ATOM_TYPE_N) + elif A == 2: + tracer_atom(stream.tracer, ATOM_TYPE_N) + tracer_atom(stream.tracer, ATOM_TYPE_E) + tracer_atom(stream.tracer, ATOM_TYPE_N) + tracer_atom(stream.tracer, ATOM_TYPE_E) + elif A == 3: + tracer_atom(stream.tracer, ATOM_TYPE_E) + tracer_atom(stream.tracer, ATOM_TYPE_N) + tracer_atom(stream.tracer, ATOM_TYPE_E) + tracer_atom(stream.tracer, ATOM_TYPE_N) + return 1 + + +def decode_atom_format_5_1(data, stream): + ABC = ((data[0] >> 3) & 0x04) | (data[0] & 0x3) + log.debug(f"[atom format 5] ABC = {ABC}") + + if ABC == 5: + tracer_atom(stream.tracer, ATOM_TYPE_N) + tracer_atom(stream.tracer, ATOM_TYPE_E) + tracer_atom(stream.tracer, ATOM_TYPE_E) + tracer_atom(stream.tracer, ATOM_TYPE_E) + tracer_atom(stream.tracer, ATOM_TYPE_E) + elif ABC == 1: + tracer_atom(stream.tracer, ATOM_TYPE_N) + tracer_atom(stream.tracer, ATOM_TYPE_N) + tracer_atom(stream.tracer, ATOM_TYPE_N) + tracer_atom(stream.tracer, ATOM_TYPE_N) + tracer_atom(stream.tracer, ATOM_TYPE_N) + elif ABC == 2: + tracer_atom(stream.tracer, ATOM_TYPE_N) + tracer_atom(stream.tracer, ATOM_TYPE_E) + tracer_atom(stream.tracer, ATOM_TYPE_N) + tracer_atom(stream.tracer, ATOM_TYPE_E) + tracer_atom(stream.tracer, ATOM_TYPE_N) + elif ABC == 3: + tracer_atom(stream.tracer, ATOM_TYPE_E) + tracer_atom(stream.tracer, ATOM_TYPE_N) + tracer_atom(stream.tracer, ATOM_TYPE_E) + tracer_atom(stream.tracer, ATOM_TYPE_N) + tracer_atom(stream.tracer, ATOM_TYPE_E) + else: + log.error("Invalid ABC in an ATOM format 5 packet") + + return 1 + + +def decode_atom_format_5_2(data, stream): + return decode_atom_format_5_1(data, stream) + + +def decode_atom_format_5_3(data, stream): + return decode_atom_format_5_1(data, stream) + + +def decode_atom_format_5_4(data, stream): + return decode_atom_format_5_1(data, stream) + + +def decode_atom_format_6_1(data, stream): + A = (data[0] >> 5) & 0x01 + COUNT = data[0] & 0x1F + if COUNT > 20: + log.error("Invalid COUNT in an ATOM format 6 packet") + return -1 + log.debug(f"[atom format 6] A = {A}, COUNT = {COUNT}") + + for _ in range(COUNT + 3): + tracer_atom(stream.tracer, ATOM_TYPE_E) + tracer_atom(stream.tracer, ATOM_TYPE_N if A else ATOM_TYPE_E) + + return 1 + + +def decode_atom_format_6_2(data, stream): + return decode_atom_format_6_1(data, stream) + + +def decode_atom_format_6_3(data, stream): + return decode_atom_format_6_1(data, stream) + + +def decode_atom_format_6_4(data, stream): + return decode_atom_format_6_1(data, stream) + + +def decode_atom_format_6_5(data, stream): + return decode_atom_format_6_1(data, stream) + + +def decode_atom_format_6_6(data, stream): + return decode_atom_format_6_1(data, stream) + + +def decode_atom_format_6_7(data, stream): + return decode_atom_format_6_1(data, stream) + + +def decode_atom_format_6_8(data, stream): + return decode_atom_format_6_1(data, stream) + + +def decode_atom_format_6_9(data, stream): + return decode_atom_format_6_1(data, stream) + + +def decode_atom_format_6_10(data, stream): + return decode_atom_format_6_1(data, stream) + + +def decode_atom_format_6_11(data, stream): + return decode_atom_format_6_1(data, stream) + + +def decode_atom_format_6_12(data, stream): + return decode_atom_format_6_1(data, stream) + + +def decode_q(data, stream): + index = 0 + type = data[index] & 0x0F + index += 1 + count_unknown = False + address = stream.tracer.address_register[0].address + instruction_set = stream.tracer.address_register[0].instruction_set + + if type in [0, 1, 2]: + address = stream.tracer.address_register[type].address + instruction_set = stream.tracer.address_register[type].instruction_set + update_address_regs(stream, address, instruction_set) + + elif type in [5, 6]: + instruction_set = ADDR_REG_IS0 if type == 5 else ADDR_REG_IS1 + if instruction_set == ADDR_REG_IS0: + address &= ~0x000001FF + address |= (data[index] & 0x7F) << 2 + index += 1 + if data[1] & 0x80: + address &= ~0x0001FE00 + address |= data[index] << 9 + index += 1 + else: + address &= ~0x000000FF + address |= (data[index] & 0x7F) << 1 + index += 1 + if data[1] & 0x80: + address &= ~0x0000FF00 + address |= data[index] << 8 + index += 1 + update_address_regs(stream, address, instruction_set) + + elif type in [10, 11]: + if type == 10: + instruction_set = ADDR_REG_IS0 + address &= ~0xFFFFFFFF + address |= (data[index] & 0x7F) << 2 + address |= (data[index + 1] & 0x7F) << 9 + address |= data[index + 2] << 16 + address |= data[index + 3] << 24 + index += 4 + else: + instruction_set = ADDR_REG_IS1 + address &= ~0xFFFFFFFF + address |= (data[index] & 0x7F) << 1 + address |= data[index + 1] << 8 + address |= data[index + 2] << 16 + address |= data[index + 3] << 24 + index += 4 + update_address_regs(stream, address, instruction_set) + + elif type == 12: + pass + + elif type == 15: + count_unknown = True + + else: + return -1 + + if not count_unknown: + COUNT = 0 + for i in range(5): + byte = data[index] + COUNT |= (byte & ~0x80) << (7 * i + 3) + index += 1 + if not (byte & 0x80): + break + + if count_unknown: + log.debug( + f"[Q] type = {type}, address = 0x{address:016x}, instruction_set = {instruction_set}, count unknown" + ) + else: + log.debug( + f"[Q] type = {type}, address = 0x{address:016x}, instruction_set = {instruction_set}, count = {COUNT}" + ) + + tracer_q(stream.tracer, 0 if count_unknown else COUNT) + tracer_address(stream.tracer) + + return index + + +extension = TracePacket(0xFF, 0x00, decode_extension) +trace_info = TracePacket(0xFF, 0x01, decode_trace_info) +trace_on = TracePacket(0xFF, 0x04, decode_trace_on) +timestamp = TracePacket(0xFE, 0x02, decode_timestamp) +exception = TracePacket(0xFE, 0x06, decode_exception) +cc_format_1 = TracePacket(0xFE, 0x0E, decode_cc_format_1) +cc_format_2 = TracePacket(0xFE, 0x0C, decode_cc_format_2) +cc_format_3 = TracePacket(0xF0, 0x10, decode_cc_format_3) +data_sync_marker = TracePacket(0xF0, 0x20, decode_data_sync_marker) +commit = TracePacket(0xFF, 0x2D, decode_commit) +cancel_format_1 = TracePacket(0xFE, 0x2E, decode_cancel_format_1) +cancel_format_2 = TracePacket(0xFC, 0x34, decode_cancel_format_2) +cancel_format_3 = TracePacket(0xF8, 0x38, decode_cancel_format_3) +mispredict = TracePacket(0xFC, 0x30, decode_mispredict) +cond_inst_format_1 = TracePacket(0xFF, 0x6C, decode_cond_inst_format_1) +cond_inst_format_2 = TracePacket(0xFC, 0x40, decode_cond_inst_format_2) +cond_inst_format_3 = TracePacket(0xFF, 0x6D, decode_cond_inst_format_3) +cond_flush = TracePacket(0xFF, 0x43, decode_cond_flush) +cond_result_format_1 = TracePacket(0xF8, 0x68, decode_cond_result_format_1) +cond_result_format_2 = TracePacket(0xF8, 0x48, decode_cond_result_format_2) +cond_result_format_3 = TracePacket(0xF0, 0x50, decode_cond_result_format_3) +cond_result_format_4 = TracePacket(0xFC, 0x44, decode_cond_result_format_4) +event = TracePacket(0xF0, 0x70, decode_event) +short_address_is0 = TracePacket(0xFF, 0x95, decode_short_address_is0) +short_address_is1 = TracePacket(0xFF, 0x96, decode_short_address_is1) +long_address_32bit_is0 = TracePacket(0xFF, 0x9A, decode_long_address_32bit_is0) +long_address_32bit_is1 = TracePacket(0xFF, 0x9B, decode_long_address_32bit_is1) +long_address_64bit_is0 = TracePacket(0xFF, 0x9D, decode_long_address_64bit_is0) +long_address_64bit_is1 = TracePacket(0xFF, 0x9E, decode_long_address_64bit_is1) +exact_match_address = TracePacket(0xFC, 0x90, decode_exact_match_address) +context = TracePacket(0xFE, 0x80, decode_context) +address_context_32bit_is0 = TracePacket(0xFF, 0x82, decode_address_context_32bit_is0) +address_context_32bit_is1 = TracePacket(0xFF, 0x83, decode_address_context_32bit_is1) +address_context_64bit_is0 = TracePacket(0xFF, 0x85, decode_address_context_64bit_is0) +address_context_64bit_is1 = TracePacket(0xFF, 0x86, decode_address_context_64bit_is1) +atom_format_1 = TracePacket(0xFE, 0xF6, decode_atom_format_1) +atom_format_2 = TracePacket(0xFC, 0xD8, decode_atom_format_2) +atom_format_3 = TracePacket(0xF8, 0xF8, decode_atom_format_3) +atom_format_4 = TracePacket(0xFC, 0xDC, decode_atom_format_4) +atom_format_5_1 = TracePacket(0xFF, 0xF5, decode_atom_format_5_1) +atom_format_5_2 = TracePacket(0xFF, 0xD5, decode_atom_format_5_2) +atom_format_5_3 = TracePacket(0xFF, 0xD6, decode_atom_format_5_3) +atom_format_5_4 = TracePacket(0xFF, 0xD7, decode_atom_format_5_4) +atom_format_6_1 = TracePacket(0xFF, 0xD0, decode_atom_format_6_1) +atom_format_6_2 = TracePacket(0xFF, 0xD1, decode_atom_format_6_2) +atom_format_6_3 = TracePacket(0xFF, 0xD2, decode_atom_format_6_3) +atom_format_6_4 = TracePacket(0xFF, 0xD3, decode_atom_format_6_4) +atom_format_6_5 = TracePacket(0xFF, 0xD4, decode_atom_format_6_5) +atom_format_6_6 = TracePacket(0xFF, 0xF0, decode_atom_format_6_6) +atom_format_6_7 = TracePacket(0xFF, 0xF1, decode_atom_format_6_7) +atom_format_6_8 = TracePacket(0xFF, 0xF2, decode_atom_format_6_8) +atom_format_6_9 = TracePacket(0xFF, 0xF3, decode_atom_format_6_9) +atom_format_6_10 = TracePacket(0xFF, 0xF4, decode_atom_format_6_10) +atom_format_6_11 = TracePacket(0xF0, 0xC0, decode_atom_format_6_11) +atom_format_6_12 = TracePacket(0xF0, 0xE0, decode_atom_format_6_12) +q = TracePacket(0xF0, 0xA0, decode_q) + +# Example usage +etmv4_tracepkts = [ + extension, + trace_info, + trace_on, + timestamp, + exception, + cc_format_1, + cc_format_2, + cc_format_3, + data_sync_marker, + commit, + cancel_format_1, + cancel_format_2, + cancel_format_3, + mispredict, + cond_inst_format_1, + cond_inst_format_2, + cond_inst_format_3, + cond_flush, + cond_result_format_1, + cond_result_format_2, + cond_result_format_3, + cond_result_format_4, + event, + short_address_is0, + short_address_is1, + long_address_32bit_is0, + long_address_32bit_is1, + long_address_64bit_is0, + long_address_64bit_is1, + exact_match_address, + context, + address_context_32bit_is0, + address_context_32bit_is1, + address_context_64bit_is0, + address_context_64bit_is1, + atom_format_1, + atom_format_2, + atom_format_3, + atom_format_4, + atom_format_5_1, + atom_format_5_2, + atom_format_5_3, + atom_format_5_4, + atom_format_6_1, + atom_format_6_2, + atom_format_6_3, + atom_format_6_4, + atom_format_6_5, + atom_format_6_6, + atom_format_6_7, + atom_format_6_8, + atom_format_6_9, + atom_format_6_10, + atom_format_6_11, + atom_format_6_12, + q, +] + + +def etmv4_synchronization(stream: ETBStream): + log.debug(f"MAX_SPEC_DEPTH = {stream.tracer.max_spec_depth}") + log.debug(f"P0_KEY_MAX = {stream.tracer.p0_key_max}") + log.debug(f"COND_KEY_MAX_INCR = {stream.tracer.cond_key_max_incr}") + log.debug(f"CONDTYPE = {stream.tracer.condtype}") + log.debug(f"COMMOPT = {stream.tracer.commopt}") + PKT_SIZE = 12 + + # Locate an async packet and search for a trace-info packet + for i in range(len(stream.buff)): + c = stream.buff[i] + if (c & extension.mask) == extension.val: + p = extension.decode(stream.buff[i:], stream) + if p != PKT_SIZE: + continue + c = stream.buff[i + PKT_SIZE] + if (c & trace_info.mask) == trace_info.val: + p = trace_info.decode(stream.buff[i + PKT_SIZE :], stream) + if p > 0: + # SYNCING -> INSYNC + stream.state = StreamState.INSYNC + stream.tracer.reset_address_register() + return i + + log.error("No trace info packet right after an a-sync packet") + + return -1 + + +class ETMv4Decoder: + def __init__(self): + self.pkt_map = {} + + for c in range(256): + for pkt in etmv4_tracepkts: + if (c & pkt.mask) == pkt.val: + self.pkt_map[c] = pkt + break + + def etmv4_pkt_match(self, c): + return self.pkt_map.get(c, None) + + def synchronization(self, stream: ETBStream): + return etmv4_synchronization(stream) + + +def decode_stream(stream: ETBStream): + if stream.state != StreamState.READING: + log.error("Stream state is not correct") + return -1 + + stream.state = StreamState.SYNCING + log.debug("Syncing the trace stream...") + cur = stream.decoder.synchronization(stream) + if cur < 0: + log.error("Cannot find any synchronization packet") + return -1 + else: + log.debug(f"Trace starts from offset {cur}") + + stream.state = StreamState.DECODING + + log.debug("Decoding the trace stream...") + buff_mv = memoryview(stream.buff) + total_len = len(buff_mv) + + while cur < total_len: + c = buff_mv[cur] + pkt = stream.decoder.etmv4_pkt_match(c) + if pkt: + log.debug(f"Get a packet of type {pkt.name}") + else: + log.error(f"Cannot recognize a packet header 0x{c:02x}, offset: {cur}") + log.error(f"Proceed on guesswork, offset: {cur}") + cur += 1 + continue + + ret = pkt.decode(buff_mv[cur:], stream) + + if ret <= 0: + log.error(f"Proceed on guesswork, offset: {cur}") + cur += 1 + else: + cur += ret + + log.debug("Complete decode of the trace stream") + return 0 + + +def decode_etb(stream: ETBStream, unaligned: bool): + FSYNC = bytes([0xFF, 0xFF, 0xFF, 0x7F]) + ETB_PACKET_SIZE = 16 + NULL_TRACE_SOURCE = 0 + + pkt_idx = 0 + cur_id = -1 + pre_id = -1 + nr_stream = 1 + streams = [stream.copy() for _ in range(nr_stream)] + buff_mv = stream.buff + total_len = len(buff_mv) + + pkt_idx = buff_mv.find(FSYNC) if unaligned else 0 + if pkt_idx == -1: + log.error("No frame synchronization packet found.") + return -1 + + for s in streams: + if not isinstance(s.buff, bytearray): + s.buff = bytearray(s.buff) + + while pkt_idx + ETB_PACKET_SIZE <= total_len: + sync_ofs = buff_mv[pkt_idx : pkt_idx + 4] == FSYNC + if sync_ofs: + pkt_idx += 4 + + if pkt_idx + ETB_PACKET_SIZE >= total_len: + break + + end = buff_mv[pkt_idx + ETB_PACKET_SIZE - 1] + + byte_idx = 0 + log.debug(f"ofs: {pkt_idx}, cur_id: {cur_id}") + while byte_idx < ETB_PACKET_SIZE - 1: + c = buff_mv[pkt_idx + byte_idx] + + if (byte_idx & 1) == 0: + if c & 1: + id = (c >> 1) & 0x7F + if id == NULL_TRACE_SOURCE: + log.info("Found a NULL_TRACE_SOURCE ID in the ETB data packet") + break + pre_id = cur_id + cur_id = id - 1 + if cur_id >= len(streams): + streams.extend( + stream.copy() for _ in range(cur_id - len(streams) + 1) + ) + else: + c |= (end & (1 << (byte_idx // 2))) and 1 + if cur_id >= 0: + log.debug( + f"==Got a data byte {c:02x} at offset {len(streams[cur_id].buff)}, pkt_idx: {pkt_idx}" + ) + streams[cur_id].buff.append(c) + else: + tmp = buff_mv[pkt_idx + byte_idx - 1] + if (tmp & 1) and (end & (1 << (byte_idx // 2))): + if pre_id >= 0: + log.debug( + f"==Got a data byte {c:02x} at offset {len(streams[cur_id].buff)}, pkt_idx: {pkt_idx}" + ) + streams[pre_id].buff.append(c) + else: + if cur_id >= 0: + log.debug( + f"==Got a data byte {c:02x} at offset {len(streams[cur_id].buff)}, pkt_idx: {pkt_idx}" + ) + streams[cur_id].buff.append(c) + + byte_idx += 1 + + pkt_idx += ETB_PACKET_SIZE + + cnt = 0 + for i, s in enumerate(streams): + log.debug(f"There are {len(s.buff)} bytes in the stream {i}") + if len(s.buff) != 0: + log.info(f"Decode trace stream of ID {i}") + decode_stream(s) + cnt += 1 + else: + log.info(f"There is no valid data in the stream of ID {i}") + + print(f"Decode {cnt} streams") + return 0 diff --git a/tools/pynuttx/nxtrace/general_rtt.py b/tools/pynuttx/nxtrace/general_rtt.py new file mode 100644 index 0000000000000000000000000000000000000000..73b4578c963a7d689272b8bfa800bf30f5617c90 --- /dev/null +++ b/tools/pynuttx/nxtrace/general_rtt.py @@ -0,0 +1,346 @@ +############################################################################ +# tools/pynuttx/nxtrace/general_rtt.py +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +import logging +from abc import ABC, abstractmethod +from ctypes import Structure, c_char, c_int32, c_uint32, c_uint64, c_void_p, sizeof +from multiprocessing import shared_memory +from typing import Union + +try: + import lauterbach.trace32.rcl as trace32 + from pylink.jlink import JLink +except ImportError: + print("Please execute the following command to install dependencies:") + print("pip install lauterbach-trace32-rcl pylink-square") + exit(1) + +log = logging.getLogger(__name__) + + +class SEGGER_RTT_CB(Structure): + _fields_ = [ + ("acID", c_char * 16), + ("MaxNumUpBuffers", c_int32), + ("MaxNumDownBuffers", c_int32), + ] + + +class SEGGER_RTT_BUFFER_UP(Structure): + _fields_ = [ + ("sName", c_void_p), + ("pBuffer", c_void_p), + ("SizeOfBuffer", c_uint32), + ("WrOff", c_uint32), + ("RdOff", c_uint32), + ("Flags", c_uint32), + ] + + +class SEGGER_RTT_BUFFER_DOWN(Structure): + _fields_ = [ + ("sName", c_void_p), + ("pBuffer", c_void_p), + ("SizeOfBuffer", c_uint32), + ("WrOff", c_uint32), + ("RdOff", c_uint32), + ("Flags", c_uint32), + ] + + +def struct_factory(cls, bitwidth=32): + class MeteStructure(type): + def __new__(cls, name, bases, attrs, bitwidth=32): + if "_fields_" in attrs: + realfields = list() + for field in attrs["_fields_"]: + if field[1] == c_void_p: + field = (field[0], c_uint32 if bitwidth == 32 else c_uint64) + realfields.append(field) + else: + raise ValueError("No _fields_ in class") + + class DynamicStructure(Structure): + _fields_ = realfields + fields = {field[0]: field[1] for field in realfields} + + return DynamicStructure + + class DynamicStructure(metaclass=MeteStructure, bitwidth=bitwidth): + _fields_ = cls._fields_ + + return DynamicStructure + + +class MemoryController(ABC): + @abstractmethod + def read(self, addr: int, size: int) -> bytes: + """Read data from memory""" + pass + + @abstractmethod + def write(self, addr: int, data: Union[bytes, int]) -> int: + """Write data to memory""" + pass + + +# This class is used to read and write to a structure in memory +class Value: + def __init__( + self, + controller: MemoryController, + struct: type(Structure), + addr: int = None, + ): + if addr is None: + raise ValueError("Must specify addr") + + self.struct = struct + self.controller = controller + self.address = addr + + def read(self): + data = self.controller.read(self.address, sizeof(self.struct)) + if len(data) == 0: + return b"" + parsed = self.struct.from_buffer_copy(data) + for field, _ in self.struct._fields_: + self._cache[field] = getattr(parsed, field) + + def __getattr__(self, key): + if key in self.struct.fields: + offset = getattr(self.struct, key).offset + size = getattr(self.struct, key).size + data = self.controller.read(self.address + offset, size) + parsed = self.struct.fields[key].from_buffer_copy(data).value + log.debug("parsed %s: %s", key, parsed) + return parsed + else: + return super().__getattribute__(key) + + def __setattr__(self, key, value): + if key == "struct": + super().__setattr__(key, value) + elif key in self.struct.fields: + offset = getattr(self.struct, key).offset + self.controller.write(self.address + offset, value) + else: + super().__setattr__(key, value) + + +class RTTUpChannel: + def __init__(self, up: Value): + self.up = up + + def read(self): + address = self.up.pBuffer + wroff = self.up.WrOff + rdoff = self.up.RdOff + + if wroff == rdoff: + return b"" + elif wroff > rdoff: + data = self.up.controller.read(address + rdoff, wroff - rdoff) + self.up.RdOff = wroff + return data + else: + size = self.up.SizeOfBuffer - rdoff + data = self.up.controller.read(address + rdoff, size) + data += self.up.controller.read(address, wroff) + self.up.RdOff = wroff + return data + + +class RTTDownChannel: + def __init__(self, down: Value): + self.down = down + + def write(self, data: bytes, blocking: bool = False): + if blocking: + while data: + sent = self.write(data, blocking=False) + data = data[sent:] + return + + address = self.down.pBuffer + wroff = self.down.WrOff + rdoff = self.down.RdOff + size = self.down.SizeOfBuffer + + if wroff >= size or rdoff >= size: + raise ValueError("Invalid down buffer") + + written = 0 + if wroff >= rdoff: + remaining = size - wroff + if rdoff == 0: + remaining -= 1 + + data_to_write = data[:remaining] + self.down.controller.write(address + wroff, data_to_write) + written = len(data_to_write) + data = data[written:] + wroff = (wroff + written) % size + + remaining = rdoff - wroff - 1 + if remaining < 0: + remaining = 0 + + num = min(remaining, len(data)) + self.down.controller.write(address + wroff, data[:num]) + written += num + wroff += num + + self.down.WrOff = wroff + return written + + +class SEGGER_RTT: + def __init__(self, memory: MemoryController, addr: int = None, bitwidth: int = 32): + self.SEGGER_RTT_CB = struct_factory(SEGGER_RTT_CB, bitwidth) + self.SEGGER_RTT_BUFFER_UP = struct_factory(SEGGER_RTT_BUFFER_UP, bitwidth) + self.SEGGER_RTT_BUFFER_DOWN = struct_factory(SEGGER_RTT_BUFFER_DOWN, bitwidth) + + self.rtt_cb = Value(memory, self.SEGGER_RTT_CB, addr=addr) + self.upbuffer = [bytes() for _ in range(self.rtt_cb.MaxNumUpBuffers)] + self.downbuffer = [bytes() for _ in range(self.rtt_cb.MaxNumDownBuffers)] + + self.aUp = [ + RTTUpChannel( + Value( + memory, + self.SEGGER_RTT_BUFFER_UP, + self.rtt_cb.address + + sizeof(self.SEGGER_RTT_BUFFER_UP) * i + + sizeof(self.SEGGER_RTT_CB), + ) + ) + for i in range(self.rtt_cb.MaxNumUpBuffers) + ] + + self.aDown = [ + RTTDownChannel( + Value( + memory, + self.SEGGER_RTT_BUFFER_DOWN, + self.rtt_cb.address + + sizeof(self.SEGGER_RTT_BUFFER_DOWN) * i + + sizeof(self.SEGGER_RTT_BUFFER_UP) * self.rtt_cb.MaxNumUpBuffers + + sizeof(self.SEGGER_RTT_CB), + ) + ) + for i in range(self.rtt_cb.MaxNumDownBuffers) + ] + + def read(self, channel: int, size: int = -1) -> bytes: + if channel in range(self.rtt_cb.MaxNumUpBuffers): + self.upbuffer[channel] += self.aUp[channel].read() + if size == -1: + data = self.upbuffer[channel] + self.upbuffer[channel] = bytes() + else: + data = self.upbuffer[channel][:size] + self.upbuffer[channel] = self.upbuffer[channel][size:] + return data + else: + raise ValueError("Invalid channel") + + def write(self, channel: int, data: bytes, blocking: bool = False): + if channel in range(self.rtt_cb.MaxNumDownBuffers): + self.aDown[channel].write(data, blocking) + else: + raise ValueError("Invalid channel") + + +class Trace32MemoryController(MemoryController): + def __init__(self, debugger: trace32.Debugger): + self.debugger = debugger + self._addr = dict() + + def read(self, addr: int, size: int) -> bytes: + if addr not in self._addr: + self._addr[addr] = self.debugger.address(access="E", value=addr) + + ret = self.debugger.memory.read_uint8_array( + self._addr[addr], length=size + ).tobytes() + log.debug("trace32 read %#x len:%d %s", addr, size, ret) + return ret + + def write(self, addr: int, data: Union[bytes, int]) -> int: + if addr not in self._addr: + self._addr[addr] = self.debugger.address(access="D", value=addr) + + if isinstance(data, int): + value = data.to_bytes(length=4, byteorder="little") + else: + value = data + + ret = self.debugger.memory.write_uint8_array(self._addr[addr], value) + log.debug("trace32 write %#x len:%d %s", addr, len(value), ret) + return ret + + +class JlinkMemoryController(MemoryController): + def __init__(self, debugger: JLink): + self.debugger = debugger + + def read(self, addr: int, size: int) -> bytes: + ret = bytes(self.debugger.memory_read8(addr=addr, num_bytes=size)) + log.debug("jlink read %#x len:%d %s", addr, size, ret) + return ret + + def write(self, addr: int, data: Union[bytes, int]) -> int: + if isinstance(data, int): + data = data.to_bytes(length=4, byteorder="little") + + ret = self.debugger.memory_write8(addr=addr, data=data) + log.debug("jlink write %#x len:%d %s", addr, len(data), ret) + return ret + + +class ShmMemoryController(MemoryController): + def __init__(self, name: str, rttaddr: int): + self.shm = shared_memory.SharedMemory(name=name) + self.rttaddr = rttaddr + self.rttoffset = self.shm.buf.tobytes().find(b"SEGGER RTT") + + def read(self, addr: int, size: int) -> bytes: + offset = addr - self.rttaddr + self.rttoffset + if offset < 0 or offset + size > self.shm.size: + raise ValueError("Invalid address") + + ret = self.shm.buf[offset : offset + size].tobytes() + log.debug(f"shm read 0x{addr:x}(offset:{offset}) size:{size} {ret}") + return ret + + def write(self, addr: int, data: Union[bytes, int]) -> int: + offset = addr - self.rttaddr + self.rttoffset + if isinstance(data, int): + data = data.to_bytes(length=4, byteorder="little") + + if offset < 0 or offset + len(data) > self.shm.size: + raise ValueError("Invalid address") + + self.shm.buf[offset : offset + len(data)] = data + log.debug(f"shm write 0x{addr:x}(offset:{offset}) size:{len(data)} {data}") + return len(data) diff --git a/tools/pynuttx/nxtrace/perfetto_trace.py b/tools/pynuttx/nxtrace/perfetto_trace.py new file mode 100644 index 0000000000000000000000000000000000000000..811557683845f21890a98af88c93ab201b16d979 --- /dev/null +++ b/tools/pynuttx/nxtrace/perfetto_trace.py @@ -0,0 +1,392 @@ +############################################################################ +# tools/pynuttx/nxtrace/perfetto_trace.py +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +import logging +from enum import IntEnum + +try: + from google.protobuf.message_factory import GetMessageClass +except ImportError: + print("Please execute the following command to install dependencies:") + print("pip install protobuf==4.25.3") + exit(1) + +from . import perfetto_trace_pb2 as pb2 + +logger = logging.getLogger(__name__) +logger.setLevel(logging.WARN) + + +class LogPriority: + UNSPECIFIED = pb2.AndroidLogPriority.PRIO_UNSPECIFIED + UNUSED = pb2.AndroidLogPriority.PRIO_UNUSED + VERBOSE = pb2.AndroidLogPriority.PRIO_VERBOSE + DEBUG = pb2.AndroidLogPriority.PRIO_DEBUG + INFO = pb2.AndroidLogPriority.PRIO_INFO + WARN = pb2.AndroidLogPriority.PRIO_WARN + ERROR = pb2.AndroidLogPriority.PRIO_ERROR + FATAL = pb2.AndroidLogPriority.PRIO_FATAL + + +class TaskState(IntEnum): + RUNNING = 0 + INTERRUPTIBLE = 1 + UNINTERRUPTIBLE = 2 + STOPPED = 4 + TRACED = 8 + DEAD = 16 + ZOMBIE = 32 + PARKED = 64 + INVALID = 128 + + +class TaskInfo: + def __init__(self, comm, pid, prio, tid=None): + self.pid = pid + self.comm = comm + self.prio = prio + self.tid = tid if tid is not None else pid + + +class TraceHead: + def __init__(self, ts, pid, cpu, tid=None): + self.ts = ts + self.pid = pid + self.cpu = cpu + self.tid = tid if tid is not None else pid + + +class PerfettoTraceBadArgsError(ValueError): + pass + + +class TraceClassFactory: + def __new__(cls, message_name): + message_descriptor = cls._get_message_descriptor(message_name) + return GetMessageClass(message_descriptor) + + @classmethod + def _get_message_descriptor(cls, message_name): + """ + Recursively find the descriptor for nested messages. + """ + parts = message_name.split(".") + descriptor = pb2.DESCRIPTOR + + for part in parts: + # Handle FileDescriptor + if hasattr(descriptor, "message_types_by_name"): + if part not in descriptor.message_types_by_name: + raise ValueError(f"Message {message_name} not found in descriptor.") + descriptor = descriptor.message_types_by_name[part] + # Handle MessageDescriptor + elif hasattr(descriptor, "nested_types_by_name"): + if part not in descriptor.nested_types_by_name: + raise ValueError(f"Message {message_name} not found in descriptor.") + descriptor = descriptor.nested_types_by_name[part] + else: + raise ValueError(f"Invalid descriptor type for {message_name}") + return descriptor + + +class TraceInstanceFactory: + def __new__(cls, message_name, **kwargs): + # Get the message class + message_class = TraceClassFactory(message_name) + instance = message_class() + for field, value in kwargs.items(): + setattr(instance, field, value) + return instance + + +class PerfettoTrace: + DEFAULT_TRUSTED_PACKET_SEQUENCE_ID = 0 + + SLICE_BEGIN = pb2.TrackEvent.Type.TYPE_SLICE_BEGIN + SLICE_END = pb2.TrackEvent.Type.TYPE_SLICE_END + INSTANT = pb2.TrackEvent.Type.TYPE_INSTANT + COUNTER = pb2.TrackEvent.Type.TYPE_COUNTER + + def __init__(self, filename: str): + """Create a trace""" + self.flush_threshold = 10000 + + self.trace = pb2.Trace() + self.file = open(filename, "wb") + + self.current_uuid = 0 + + def fill_debug_annotation_value(self, debug_annotation, value): + if isinstance(value, dict): + for key in value: + dict_entry = pb2.DebugAnnotation() + dict_entry.name = key + self.fill_debug_annotation_value(dict_entry, value[key]) + debug_annotation.dict_entries.append(dict_entry) + elif isinstance(value, list): + for item in value: + array_value = pb2.DebugAnnotation() + self.fill_debug_annotation_value(array_value, item) + debug_annotation.array_values.append(array_value) + elif isinstance(value, bool): + debug_annotation.bool_value = value + elif isinstance(value, int): + debug_annotation.int_value = value + elif isinstance(value, float): + debug_annotation.double_value = value + elif isinstance(value, str): + debug_annotation.string_value = value + elif value is None: + debug_annotation.string_value = "None" + else: + raise PerfettoTraceBadArgsError( + f"cannot convert value {value} of type {type(value)} to DebugAnnotation value" + ) + + def next_uuid(self): + self.current_uuid += 1 + return self.current_uuid + + def init(self): + # Initialize clock snapshots + clocks_class = TraceClassFactory("ClockSnapshot.Clock") + clocks = [clocks_class(clock_id=id, timestamp=0) for id in range(1, 7)] + + clock_snapshot = TraceInstanceFactory("ClockSnapshot") + clock_snapshot.primary_trace_clock = pb2.BUILTIN_CLOCK_BOOTTIME + clock_snapshot.clocks.extend(clocks) + + pkt = TraceInstanceFactory("TracePacket", trusted_packet_sequence_id=1) + pkt.clock_snapshot.CopyFrom(clock_snapshot) + self.trace.packet.append(pkt) + + # Configure trace packets + pkt = self.trace.packet.add(trusted_packet_sequence_id=1) + pkt.trace_config.buffers.add().size_kb = 1024 + pkt.trace_config.data_sources.add().config.name = "track_event" + + pkt = self.trace.packet.add(trusted_packet_sequence_id=2, sequence_flags=1) + pkt.trace_packet_defaults.track_event_defaults.track_uuid = 1 + pkt.trace_packet_defaults.timestamp_clock_id = 1 + + pkt = self.trace.packet.add() + pkt.trusted_packet_sequence_id = 1 + pkt.trace_config.buffers.add().size_kb = 1024 + pkt.trace_config.data_sources.add().config.name = "track_event" + + pkt = self.trace.packet.add() + pkt.trusted_packet_sequence_id = 2 + pkt.trace_packet_defaults.track_event_defaults.track_uuid = 1 + pkt.trace_packet_defaults.timestamp_clock_id = 1 + pkt.sequence_flags = 1 + + def flush(self): + """Flush trace. This creates a perfetto trace packet and writes to disk.""" + self.file.write(self.trace.SerializeToString()) + self.file.flush() + self.trace = pb2.Trace() + + def __del__(self): + self.flush() + self.file.close() + + # Ftrace common events API + + def log(self, ts, tag, pid, tid=None, prio=LogPriority.INFO, msg="", args=None): + tid = tid if tid is not None else pid + pkt = self.trace.packet.add() + + log_event = TraceInstanceFactory( + "AndroidLogPacket.LogEvent", + timestamp=ts, + log_id=pb2.AndroidLogId.LID_DEFAULT, + pid=pid, + tid=tid, + uid=0, + tag=tag, + prio=prio, + message=msg, + ) + pkt.android_log.events.append(log_event) + logger.debug(pkt) + + def ftrace_event(self, head: TraceHead, event): + pkt = self.trace.packet.add() + ftrace_events = TraceInstanceFactory("FtraceEventBundle", cpu=head.cpu) + events = TraceInstanceFactory("FtraceEvent", pid=head.pid, timestamp=head.ts) + + event_descriptor = event.DESCRIPTOR + + for oneof in events.DESCRIPTOR.oneofs: + for field in oneof.fields: + if field.message_type == event_descriptor: + getattr(events, field.name).CopyFrom(event) + break + + ftrace_events.event.append(events) + pkt.ftrace_events.CopyFrom(ftrace_events) + logger.debug(pkt) + return pkt + + # Ftrace events API + + def sched_wakeup_new(self, head: TraceHead, task: TaskInfo): + wakeup = TraceInstanceFactory( + "SchedWakeupNewFtraceEvent", + pid=task.pid, + comm=task.comm, + prio=task.prio, + target_cpu=head.cpu, + ) + return self.ftrace_event(head, wakeup) + + def sched_waking(self, head: TraceHead, task: TaskInfo): + waking = TraceInstanceFactory( + "SchedWakingFtraceEvent", + pid=task.pid, + comm=task.comm, + prio=task.prio, + target_cpu=head.cpu, + ) + return self.ftrace_event(head, waking) + + def sched_wakeup(self, head: TraceHead, task: TaskInfo): + wakeup = TraceInstanceFactory( + "SchedWakeupFtraceEvent", + pid=task.pid, + comm=task.comm, + prio=task.prio, + target_cpu=head.cpu, + ) + return self.ftrace_event(head, wakeup) + + def sched_switch( + self, + head: TraceHead, + prev_state=0, + task_prev: TaskInfo = None, + task_next: TaskInfo = None, + ): + switch = pb2.SchedSwitchFtraceEvent( + prev_comm=task_prev.comm, + prev_pid=task_prev.pid, + prev_prio=task_prev.prio, + prev_state=prev_state, + next_comm=task_next.comm, + next_pid=task_next.pid, + next_prio=task_next.prio, + ) + + return self.ftrace_event(head, switch) + + def irq_entry(self, head: TraceHead, irq: int, name: str, handler: int): + irq_entry = TraceInstanceFactory( + "IrqHandlerEntryFtraceEvent", irq=irq, name=name, handler=handler + ) + return self.ftrace_event(head, irq_entry) + + def irq_exit(self, head: TraceHead, irq, ret=0): + irq_exit = TraceInstanceFactory("IrqHandlerExitFtraceEvent", irq=irq, ret=ret) + return self.ftrace_event(head, irq_exit) + + def print(self, head: TraceHead, buf=None): + print_event = TraceInstanceFactory("PrintFtraceEvent", buf=buf) + return self.ftrace_event(head, print_event) + + # Atrace events API + + def atrace_begin(self, head: TraceHead, msg): + return self.print(head, f"B|{head.pid}|{msg}") + + def atrace_end(self, head: TraceHead): + return self.print(head, "E") + + def atrace_async_begin(self, head: TraceHead, msg, cookie): + return self.print(head, f"S|{head.pid}|{msg}|{cookie}") + + def atrace_async_end(self, head: TraceHead, msg, cookie): + return self.print(head, f"F|{head.pid}|{msg}|{cookie}") + + def atrace_async_for_track_begin(self, head: TraceHead, track_name, msg, cookie): + return self.print(head, f"G|{head.pid}|{track_name}|{msg}|{cookie}") + + def atrace_async_for_track_end(self, head: TraceHead, track_name, msg, cookie): + return self.print(head, f"H|{head.pid}|{track_name}|{msg}|{cookie}") + + def atrace_instant(self, head: TraceHead, msg): + return self.print(head, f"I|{head.pid}|{msg}") + + def atrace_instant_for_track(self, head: TraceHead, track_name, msg): + return self.print(head, f"N|{head.pid}|{track_name}|{msg}") + + def atrace_int(self, head: TraceHead, msg, value): + return self.print(head, f"C|{head.pid}|{msg}|{value}") + + def add_process(self, uuid, pid, name): + self.trace.packet.append( + pb2.TracePacket( + track_descriptor=pb2.TrackDescriptor( + uuid=uuid, process=pb2.ProcessDescriptor(pid=pid, process_name=name) + ), + trusted_packet_sequence_id=self.DEFAULT_TRUSTED_PACKET_SEQUENCE_ID, + ) + ) + + def add_thread(self, uuid, parent_uuid, tid, pid, name): + self.trace.packet.append( + pb2.TracePacket( + track_descriptor=pb2.TrackDescriptor( + uuid=uuid, + parent_uuid=parent_uuid, + thread=pb2.ThreadDescriptor(pid=pid, tid=tid, thread_name=name), + ), + trusted_packet_sequence_id=self.DEFAULT_TRUSTED_PACKET_SEQUENCE_ID, + ) + ) + + def trace_event(self, uuid, ts, type, name=None, flow_ids=[], args={}): + pkt = self.trace.packet.add() + pkt.timestamp = ts + pkt.track_event.type = type + pkt.track_event.track_uuid = uuid + pkt.trusted_packet_sequence_id = self.DEFAULT_TRUSTED_PACKET_SEQUENCE_ID + + if args: + if not isinstance(args, dict): + raise PerfettoTraceBadArgsError("slice args is not dict") + annotations = [] + + for key in args: + debug_annotation = pb2.DebugAnnotation() + debug_annotation.name = key + self.fill_debug_annotation_value(debug_annotation, args[key]) + + annotations.append(debug_annotation) + + pkt.track_event.debug_annotations.extend(annotations) + + if name: + pkt.track_event.name = name + if flow_ids: + pkt.track_event.flow_ids = flow_ids + + def trace_slice(self, uuid, start, end, name, flow_ids=[], args={}): + self.trace_event(uuid, start, self.SLICE_BEGIN, name, flow_ids, args) + self.trace_event(uuid, end, self.SLICE_END) diff --git a/tools/pynuttx/nxtrace/perfetto_trace_pb2.py b/tools/pynuttx/nxtrace/perfetto_trace_pb2.py new file mode 100644 index 0000000000000000000000000000000000000000..e7edc7c6b1527795e94c24bec208041ccd9d28ca --- /dev/null +++ b/tools/pynuttx/nxtrace/perfetto_trace_pb2.py @@ -0,0 +1,2556 @@ +# -*- coding: utf-8 -*- +# Generated by the protocol buffer compiler. 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FTRACE_STATUS_ABI_SHORT_EVENT_ID\x10\x0e\x12"\n\x1e\x46TRACE_STATUS_ABI_END_OVERFLOW\x10\x0f\x12%\n!FTRACE_STATUS_SHORT_COMPACT_EVENT\x10\x10\x12\x1f\n\x1b\x46TRACE_STATUS_INVALID_EVENT\x10\x11*\x91\x01\n\x0b\x46traceClock\x12\x1c\n\x18\x46TRACE_CLOCK_UNSPECIFIED\x10\x00\x12\x18\n\x14\x46TRACE_CLOCK_UNKNOWN\x10\x01\x12\x17\n\x13\x46TRACE_CLOCK_GLOBAL\x10\x02\x12\x16\n\x12\x46TRACE_CLOCK_LOCAL\x10\x03\x12\x19\n\x15\x46TRACE_CLOCK_MONO_RAW\x10\x04*\xb0\x05\n\x1f\x43hromeCompositorSchedulerAction\x12#\n\x1f\x43\x43_SCHEDULER_ACTION_UNSPECIFIED\x10\x00\x12\x1c\n\x18\x43\x43_SCHEDULER_ACTION_NONE\x10\x01\x12-\n)CC_SCHEDULER_ACTION_SEND_BEGIN_MAIN_FRAME\x10\x02\x12\x1e\n\x1a\x43\x43_SCHEDULER_ACTION_COMMIT\x10\x03\x12*\n&CC_SCHEDULER_ACTION_ACTIVATE_SYNC_TREE\x10\x04\x12(\n$CC_SCHEDULER_ACTION_DRAW_IF_POSSIBLE\x10\x05\x12#\n\x1f\x43\x43_SCHEDULER_ACTION_DRAW_FORCED\x10\x06\x12"\n\x1e\x43\x43_SCHEDULER_ACTION_DRAW_ABORT\x10\x07\x12<\n8CC_SCHEDULER_ACTION_BEGIN_LAYER_TREE_FRAME_SINK_CREATION\x10\x08\x12%\n!CC_SCHEDULER_ACTION_PREPARE_TILES\x10\t\x12\x38\n4CC_SCHEDULER_ACTION_INVALIDATE_LAYER_TREE_FRAME_SINK\x10\n\x12\x36\n2CC_SCHEDULER_ACTION_PERFORM_IMPL_SIDE_INVALIDATION\x10\x0b\x12\x42\n>CC_SCHEDULER_ACTION_NOTIFY_BEGIN_MAIN_FRAME_NOT_EXPECTED_UNTIL\x10\x0c\x12\x41\n=CC_SCHEDULER_ACTION_NOTIFY_BEGIN_MAIN_FRAME_NOT_EXPECTED_SOON\x10\r*}\n\x0e\x43hromeRAILMode\x12\x12\n\x0eRAIL_MODE_NONE\x10\x00\x12\x16\n\x12RAIL_MODE_RESPONSE\x10\x01\x12\x17\n\x13RAIL_MODE_ANIMATION\x10\x02\x12\x12\n\x0eRAIL_MODE_IDLE\x10\x03\x12\x12\n\x0eRAIL_MODE_LOAD\x10\x04\x42+Z)github.com/google/perfetto/perfetto_proto' # noqa: E501 +) + +_globals = globals() +_builder.BuildMessageAndEnumDescriptors(DESCRIPTOR, _globals) +_builder.BuildTopDescriptorsAndMessages(DESCRIPTOR, "perfetto_trace_pb2", _globals) +if not _descriptor._USE_C_DESCRIPTORS: + _globals["DESCRIPTOR"]._options = None + _globals["DESCRIPTOR"]._serialized_options = ( + b"Z)github.com/google/perfetto/perfetto_proto" + ) + _globals["_DATASOURCEDESCRIPTOR"].fields_by_name[ + "gpu_counter_descriptor" + ]._options = None + _globals["_DATASOURCEDESCRIPTOR"].fields_by_name[ + "gpu_counter_descriptor" + ]._serialized_options = b"(\001" + _globals["_DATASOURCEDESCRIPTOR"].fields_by_name[ + "track_event_descriptor" + ]._options = None + _globals["_DATASOURCEDESCRIPTOR"].fields_by_name[ + "track_event_descriptor" + ]._serialized_options = b"(\001" + _globals["_DATASOURCEDESCRIPTOR"].fields_by_name[ + "ftrace_descriptor" + ]._options = None + _globals["_DATASOURCEDESCRIPTOR"].fields_by_name[ + "ftrace_descriptor" + ]._serialized_options = b"(\001" + _globals["_FTRACECONFIG"].fields_by_name[ + "initialize_ksyms_synchronously_for_testing" + ]._options = None + _globals["_FTRACECONFIG"].fields_by_name[ + "initialize_ksyms_synchronously_for_testing" + ]._serialized_options = b"\030\001" + _globals["_PROCESSSTATSCONFIG_QUIRKS"].values_by_name[ + "DISABLE_INITIAL_DUMP" + ]._options = None + _globals["_PROCESSSTATSCONFIG_QUIRKS"].values_by_name[ + "DISABLE_INITIAL_DUMP" + ]._serialized_options = b"\010\001" + _globals["_DATASOURCECONFIG"].fields_by_name["ftrace_config"]._options = None + _globals["_DATASOURCECONFIG"].fields_by_name[ + "ftrace_config" + ]._serialized_options = b"(\001" + _globals["_DATASOURCECONFIG"].fields_by_name["inode_file_config"]._options = None + _globals["_DATASOURCECONFIG"].fields_by_name[ + "inode_file_config" + ]._serialized_options = b"(\001" + _globals["_DATASOURCECONFIG"].fields_by_name["process_stats_config"]._options = None + _globals["_DATASOURCECONFIG"].fields_by_name[ + "process_stats_config" + ]._serialized_options = b"(\001" + _globals["_DATASOURCECONFIG"].fields_by_name["sys_stats_config"]._options = None + _globals["_DATASOURCECONFIG"].fields_by_name[ + "sys_stats_config" + ]._serialized_options = b"(\001" + _globals["_DATASOURCECONFIG"].fields_by_name["heapprofd_config"]._options = None + _globals["_DATASOURCECONFIG"].fields_by_name[ + "heapprofd_config" + ]._serialized_options = b"(\001" + _globals["_DATASOURCECONFIG"].fields_by_name["java_hprof_config"]._options = None + _globals["_DATASOURCECONFIG"].fields_by_name[ + "java_hprof_config" + ]._serialized_options = b"(\001" + _globals["_DATASOURCECONFIG"].fields_by_name["android_power_config"]._options = None + _globals["_DATASOURCECONFIG"].fields_by_name[ + "android_power_config" + ]._serialized_options = b"(\001" + _globals["_DATASOURCECONFIG"].fields_by_name["android_log_config"]._options = None + _globals["_DATASOURCECONFIG"].fields_by_name[ + "android_log_config" + ]._serialized_options = b"(\001" + _globals["_DATASOURCECONFIG"].fields_by_name["gpu_counter_config"]._options = None + _globals["_DATASOURCECONFIG"].fields_by_name[ + "gpu_counter_config" + ]._serialized_options = b"(\001" + _globals["_DATASOURCECONFIG"].fields_by_name[ + "android_game_intervention_list_config" + ]._options = None + _globals["_DATASOURCECONFIG"].fields_by_name[ + "android_game_intervention_list_config" + ]._serialized_options = b"(\001" + _globals["_DATASOURCECONFIG"].fields_by_name["packages_list_config"]._options = None + _globals["_DATASOURCECONFIG"].fields_by_name[ + "packages_list_config" + ]._serialized_options = b"(\001" + _globals["_DATASOURCECONFIG"].fields_by_name["perf_event_config"]._options = None + _globals["_DATASOURCECONFIG"].fields_by_name[ + "perf_event_config" + ]._serialized_options = b"(\001" + _globals["_DATASOURCECONFIG"].fields_by_name["vulkan_memory_config"]._options = None + _globals["_DATASOURCECONFIG"].fields_by_name[ + "vulkan_memory_config" + ]._serialized_options = b"(\001" + _globals["_DATASOURCECONFIG"].fields_by_name["track_event_config"]._options = None + _globals["_DATASOURCECONFIG"].fields_by_name[ + "track_event_config" + ]._serialized_options = b"(\001" + _globals["_DATASOURCECONFIG"].fields_by_name[ + "android_polled_state_config" + ]._options = None + _globals["_DATASOURCECONFIG"].fields_by_name[ + "android_polled_state_config" + ]._serialized_options = b"(\001" + _globals["_DATASOURCECONFIG"].fields_by_name[ + "android_system_property_config" + ]._options = None + _globals["_DATASOURCECONFIG"].fields_by_name[ + "android_system_property_config" + ]._serialized_options = b"(\001" + _globals["_DATASOURCECONFIG"].fields_by_name[ + "statsd_tracing_config" + ]._options = None + _globals["_DATASOURCECONFIG"].fields_by_name[ + "statsd_tracing_config" + ]._serialized_options = b"(\001" + _globals["_DATASOURCECONFIG"].fields_by_name["v8_config"]._options = None + _globals["_DATASOURCECONFIG"].fields_by_name[ + "v8_config" + ]._serialized_options = b"(\001" + _globals["_DATASOURCECONFIG"].fields_by_name[ + "network_packet_trace_config" + ]._options = None + _globals["_DATASOURCECONFIG"].fields_by_name[ + "network_packet_trace_config" + ]._serialized_options = b"(\001" + _globals["_DATASOURCECONFIG"].fields_by_name[ + "surfaceflinger_layers_config" + ]._options = None + _globals["_DATASOURCECONFIG"].fields_by_name[ + "surfaceflinger_layers_config" + ]._serialized_options = b"(\001" + _globals["_DATASOURCECONFIG"].fields_by_name[ + "surfaceflinger_transactions_config" + ]._options = None + _globals["_DATASOURCECONFIG"].fields_by_name[ + "surfaceflinger_transactions_config" + ]._serialized_options = b"(\001" + _globals["_DATASOURCECONFIG"].fields_by_name[ + "android_sdk_sysprop_guard_config" + ]._options = None + _globals["_DATASOURCECONFIG"].fields_by_name[ + "android_sdk_sysprop_guard_config" + ]._serialized_options = b"(\001" + _globals["_DATASOURCECONFIG"].fields_by_name["etw_config"]._options = None + _globals["_DATASOURCECONFIG"].fields_by_name[ + "etw_config" + ]._serialized_options = b"(\001" + _globals["_DATASOURCECONFIG"].fields_by_name["protolog_config"]._options = None + _globals["_DATASOURCECONFIG"].fields_by_name[ + "protolog_config" + ]._serialized_options = b"(\001" + _globals["_DATASOURCECONFIG"].fields_by_name[ + "android_input_event_config" + ]._options = None + _globals["_DATASOURCECONFIG"].fields_by_name[ + "android_input_event_config" + ]._serialized_options = b"(\001" + _globals["_DATASOURCECONFIG"].fields_by_name["pixel_modem_config"]._options = None + _globals["_DATASOURCECONFIG"].fields_by_name[ + "pixel_modem_config" + ]._serialized_options = b"(\001" + _globals["_DATASOURCECONFIG"].fields_by_name["windowmanager_config"]._options = None + _globals["_DATASOURCECONFIG"].fields_by_name[ + "windowmanager_config" + ]._serialized_options = b"(\001" + _globals["_TRACECONFIG_GUARDRAILOVERRIDES"].fields_by_name[ + "max_upload_per_day_bytes" + ]._options = None + _globals["_TRACECONFIG_GUARDRAILOVERRIDES"].fields_by_name[ + "max_upload_per_day_bytes" + ]._serialized_options = b"\030\001" + _globals["_TRACECONFIG_INCIDENTREPORTCONFIG"].fields_by_name[ + "skip_dropbox" + ]._options = None + _globals["_TRACECONFIG_INCIDENTREPORTCONFIG"].fields_by_name[ + "skip_dropbox" + ]._serialized_options = b"\030\001" + _globals["_TRACECONFIG"].fields_by_name["trace_uuid_msb"]._options = None + _globals["_TRACECONFIG"].fields_by_name[ + "trace_uuid_msb" + ]._serialized_options = b"\030\001" + _globals["_TRACECONFIG"].fields_by_name["trace_uuid_lsb"]._options = None + _globals["_TRACECONFIG"].fields_by_name[ + "trace_uuid_lsb" + ]._serialized_options = b"\030\001" + _globals["_TRACESTATS_WRITERSTATS"].fields_by_name[ + "chunk_payload_histogram_counts" + ]._options = None + _globals["_TRACESTATS_WRITERSTATS"].fields_by_name[ + "chunk_payload_histogram_counts" + ]._serialized_options = b"\020\001" + _globals["_TRACESTATS_WRITERSTATS"].fields_by_name[ + "chunk_payload_histogram_sum" + ]._options = None + _globals["_TRACESTATS_WRITERSTATS"].fields_by_name[ + "chunk_payload_histogram_sum" + ]._serialized_options = b"\020\001" + _globals["_NETWORKPACKETBUNDLE"].fields_by_name["packet_timestamps"]._options = None + _globals["_NETWORKPACKETBUNDLE"].fields_by_name[ + "packet_timestamps" + ]._serialized_options = b"\020\001" + _globals["_NETWORKPACKETBUNDLE"].fields_by_name["packet_lengths"]._options = None + _globals["_NETWORKPACKETBUNDLE"].fields_by_name[ + "packet_lengths" + ]._serialized_options = b"\020\001" + _globals["_INPUTWINDOWINFOPROTO"].fields_by_name["can_receive_keys"]._options = None + _globals["_INPUTWINDOWINFOPROTO"].fields_by_name[ + "can_receive_keys" + ]._serialized_options = b"\030\001" + _globals["_INPUTWINDOWINFOPROTO"].fields_by_name["window_x_scale"]._options = None + _globals["_INPUTWINDOWINFOPROTO"].fields_by_name[ + "window_x_scale" + ]._serialized_options = b"\030\001" + 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_globals["_TRACEPACKET_SEQUENCEFLAGS"]._serialized_end = 197824 + _globals["_TRACE"]._serialized_start = 197903 + _globals["_TRACE"]._serialized_end = 197956 +# @@protoc_insertion_point(module_scope) diff --git a/tools/pynuttx/nxtrace/rtt.py b/tools/pynuttx/nxtrace/rtt.py new file mode 100644 index 0000000000000000000000000000000000000000..777cb4eb362af1a98996fe742020ec38725fdf2c --- /dev/null +++ b/tools/pynuttx/nxtrace/rtt.py @@ -0,0 +1,145 @@ +############################################################################ +# tools/pynuttx/nxtrace/rtt.py +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +import logging +import os +import subprocess +import threading +import time + +logger = logging.getLogger(__name__) +logger.setLevel(logging.WARN) + + +class SeggerRTT: + def __init__( + self, + device, + interface, + address=None, + speed=None, + channel=None, + ): + self.receive_total = 0 + self.receive_rate = 0 + + # Check if the JLinkRTTLogger command exists + if not any( + os.access(os.path.join(path, "JLinkRTTLogger"), os.X_OK) + for path in os.environ["PATH"].split(os.pathsep) + ): + raise RuntimeError( + "JLinkRTTLogger command not found, please ensure SEGGER JLink software is installed" + ) + + if channel is None: + channel = 0 + if speed is None: + speed = 16000 + + # Create a named pipe + self.pipe = f"/tmp/jlink_rtt_pipe_{channel}" + if not os.path.exists(self.pipe): + os.mkfifo(self.pipe) + + # Start the JLinkRTTLogger process + cmd = [ + "JLinkRTTLogger", + "-If", + interface, + "-device", + device, + "-RTTChannel", + f"{channel}", + "-Speed", + f"{speed}", + ] + + if address is not None: + cmd.append("-RTTAddress") + cmd.append(f"0x{address:x}") + + cmd.append(self.pipe) + self.running = False + self.buffer = bytearray() + self.condition = threading.Condition() + print(f"Starting JLinkRTTLogger with command: {cmd}") + self.jlink_process = subprocess.Popen(cmd) + self.thread = threading.Thread(target=self.process_data, daemon=True) + + def __del__(self): + if self.running: + self.stop() + + def process_data(self): + last_receive_total = 0 + last_time = time.time() + + # Independent thread receives data to avoid data loss + with open(self.pipe, "rb") as f: + while self.running: + data = f.read1() + + if data is None: + continue + + if time.time() - last_time > 0.5: + now_time = time.time() + self.receive_rate = (self.receive_total - last_receive_total) / ( + now_time - last_time + ) + last_time = now_time + last_receive_total = self.receive_total + logger.debug( + f"Receive rate: {self.receive_rate / 1024:.2f} KB/s, " + f"total: {self.receive_total / 1024 / 1024:.2f} MB" + ) + self.receive_total += len(data) + + # Notify the waiting thread that data is available + with self.condition: + self.buffer.extend(data) + self.condition.notify() + + def read(self, size=1024): + try: + with self.condition: + while not self.buffer: + # Wait for data to be available + self.condition.wait() + + data = bytes(self.buffer[:size]) + self.buffer = self.buffer[size:] + return data + except Exception as e: + logger.error(f"Error reading data: {e}") + exit(1) + + def start(self): + if self.jlink_process.poll() is not None: + logger.error("Failed to start JLinkRTTLogger process") + raise RuntimeError("Failed to start JLinkRTTLogger process") + self.running = True + self.thread.start() + + def stop(self): + self.running = False + self.thread.join() + os.unlink(self.pipe) diff --git a/tools/pynuttx/nxtrace/trace.py b/tools/pynuttx/nxtrace/trace.py new file mode 100644 index 0000000000000000000000000000000000000000..21d93105d06056fc6aea8a99fb3698dfe335fed2 --- /dev/null +++ b/tools/pynuttx/nxtrace/trace.py @@ -0,0 +1,313 @@ +############################################################################ +# tools/pynuttx/nxtrace/trace.py +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +import logging +import sys + +from .perfetto_trace import PerfettoTrace, TaskInfo, TaskState, TraceHead + +try: + from construct import Adapter, Bytes, Container, CString, Struct, this +except ModuleNotFoundError: + print("Please execute the following command to install dependencies:") + print("pip install construct") + exit(1) + +logger = logging.getLogger(__name__) +logger.setLevel(logging.WARN) + +# Corresponds to the tstate_e enumeration type in nuttx + +Tstate = None + + +class TaskNameCache: + _instances = {} + + def __new__(cls, pid, name): + cls._instances.setdefault(pid, name) + return cls._instances[pid] + + @classmethod + def find(cls, pid): + return cls._instances.get(pid, "unknown") + + +class StringAdapter(Adapter): + def _decode(self, obj, context, path): + name = obj.split(b"\0", 1)[0].decode("utf-8") + return name + + def _encode(self, obj, context, path): + return obj.encode("utf-8") + b"\0" + + +def Tstate2State(state): + if state == Tstate.TSTATE_TASK_INVALID: + return TaskState.DEAD + elif state <= Tstate.TSTATE_TASK_RUNNING: + return TaskState.RUNNING + else: + return TaskState.INTERRUPTIBLE + + +def GenTraceHead(note): + return TraceHead(note.nc_systime, note.nc_pid, note.nc_cpu) + + +class NoteFactory: + instance = None + parser = None + types = None + mapping = dict() + type2name = dict() + + def __new__(cls, elf_parser): + if cls.instance is None: + cls.instance = super().__new__(cls) + cls.instance.parser = elf_parser + cls.init_instance(elf_parser) + return cls.instance + + @classmethod + def init_instance(cls, elf_parser, output): + if elf_parser is None: + raise TypeError("Value of 'elf_parser' cannot be None") + + cls.parser = elf_parser + cls.ptrace = PerfettoTrace(output) + cls.NCPUS = elf_parser.macro("CONFIG_SMP_NCPUS") + cls.types = elf_parser.enum("note_type_e") + global Tstate + Tstate = elf_parser.enum("tstate_e") + + cls.mapping = { + "note_common_s": cls.parser.get_type("note_common_s"), + "note_event_s": Struct( + "nev_cmn" / cls.parser.get_type("note_common_s"), + "nev_data" + / Bytes(this.length - cls.parser.get_type("note_common_s").sizeof()), + ), + } + + try: + cls.type2name = { + cls.types.NOTE_STOP: "note_stop_s", + cls.types.NOTE_SUSPEND: "note_suspend_s", + cls.types.NOTE_RESUME: "note_resume_s", + cls.types.NOTE_SYSCALL_ENTER: "note_syscall_enter_s", + cls.types.NOTE_SYSCALL_LEAVE: "note_syscall_leave_s", + cls.types.NOTE_IRQ_ENTER: "note_irqhandler_s", + cls.types.NOTE_IRQ_LEAVE: "note_irqhandler_s", + cls.types.NOTE_DUMP_PRINTF: "note_printf_s", + cls.types.NOTE_DUMP_BEGIN: "note_event_s", + cls.types.NOTE_DUMP_END: "note_event_s", + cls.types.NOTE_DUMP_MARK: "note_event_s", + } + except Exception as e: + logger.error(f"Error initializing NoteFactory: {e}") + exit(1) + + @classmethod + def struct(cls, note_type): + if note_type in cls.mapping: + return cls.mapping[note_type] + + if note_type in cls.type2name: + struct = cls.parser.get_type(cls.type2name[note_type]) + elif note_type == cls.types.NOTE_START: + struct = Struct( + "nst_cmn" / cls.mapping["note_common_s"], + "name" / CString("utf8"), + ) + elif note_type == cls.types.NOTE_DUMP_COUNTER: + struct = cls.mapping["note_event_s"] + cls.parser.get_type("note_counter_s") + elif note_type == cls.types.NOTE_DUMP_THREADTIME: + struct = cls.mapping["note_event_s"] + cls.parser.get_type( + "note_threadtime_s" + ) + else: + raise ValueError(f"Unknown note type: {note_type}") + + cls.mapping[note_type] = struct + return struct + + @classmethod + def parse(cls, data): + if len(data) < 4 or len(data) < data[0]: + return None + + note_length = data[0] + note_type = data[1] + cpu = data[3] + + if note_type >= len(cls.types): + raise ValueError(f"Unknown note type: {note_type}") + + if note_length > 256: + raise ValueError(f"Note length not valid: {note_length}") + + if cpu >= cls.NCPUS: + raise ValueError(f"CPU number too large: {cpu}") + + struct = cls.struct(note_type) + note = struct.parse(data[:note_length]) + logger.debug(note) + + class Note(Container): + def __getattr__(self, name): + if name not in self.keys(): + for key in self.keys(): + if isinstance(self[key], Container): + return getattr(self[key], name) + return self[name] + + return Note(note) + + @classmethod + def dump(cls, notes=None, output="trace.perfetto"): + sched_switch = { + "intr_nest": 0, + "pendingswitch": False, + "current_pid": -1, + "current_priority": -1, + "current_state": -1, + "next_pid": -1, + "next_priority": -1, + } + + for note in notes: + logger.debug(note) + head = GenTraceHead(note) + + if note.nc_type == cls.types.NOTE_START: + TaskNameCache(note.nc_pid, note.name) + task = TaskInfo(note.name, note.nc_pid, note.nc_priority) + cls.ptrace.sched_wakeup_new(head, task) + elif note.nc_type == cls.types.NOTE_STOP: + sched_switch["current_state"] = Tstate.TSTATE_TASK_INVALID + elif note.nc_type == cls.types.NOTE_SUSPEND: + sched_switch["current_state"] = note.nsu_state + elif note.nc_type == cls.types.NOTE_RESUME: + sched_switch["next_pid"] = note.nc_pid + sched_switch["next_priority"] = note.nc_priority + + # If we are in an interrupt, we need to wake up and suspend the task + if sched_switch["intr_nest"]: + current = TaskInfo( + TaskNameCache.find(note.nc_pid), note.nc_pid, note.nc_priority + ) + sched_switch["pendingswitch"] = True + cls.ptrace.sched_waking(head, current) + else: + # If there is no interrupt, we need to switch the task + prev = TaskInfo( + TaskNameCache.find(sched_switch["current_pid"]), + sched_switch["current_pid"], + sched_switch["current_priority"], + ) + next = TaskInfo( + TaskNameCache.find(sched_switch["next_pid"]), + sched_switch["next_pid"], + sched_switch["next_priority"], + ) + state = Tstate2State(sched_switch["current_state"]) + cls.ptrace.sched_switch(head, state, prev, next) + sched_switch["current_pid"] = sched_switch["next_pid"] + sched_switch["current_priority"] = sched_switch["next_priority"] + elif note.nc_type == cls.types.NOTE_IRQ_ENTER: + sched_switch["intr_nest"] += 1 + cls.ptrace.irq_entry( + head, note.nih_irq, f"{note.nih_irq}, {note.nih_handler}", 0 + ) + elif note.nc_type == cls.types.NOTE_IRQ_LEAVE: + sched_switch["intr_nest"] -= 1 + cls.ptrace.irq_exit(head, note.nih_irq, 0) + + if sched_switch["pendingswitch"]: + # If there is a suspended task, perform task switching when the interrupt exits + state = Tstate2State(sched_switch["current_state"]) + prev = TaskInfo( + TaskNameCache.find(sched_switch["current_pid"]), + sched_switch["current_pid"], + sched_switch["current_priority"], + ) + next = TaskInfo( + TaskNameCache.find(sched_switch["next_pid"]), + sched_switch["next_pid"], + sched_switch["next_priority"], + ) + cls.ptrace.sched_switch(head, state, prev, next) + sched_switch["pendingswitch"] = False + sched_switch["current_pid"] = sched_switch["next_pid"] + sched_switch["current_priority"] = sched_switch["next_priority"] + + logger.debug(sched_switch) + + @classmethod + def flush(cls): + cls.ptrace.flush() + + +class NoteParser: + + def __init__(self, parser, cache_size=0, output=None): + self.notes = list() + self.cache_size = cache_size + self.buffer = bytearray() + self.parser = parser + self.output = output + NoteFactory.init_instance(parser, output) + + def dump(self, notes=None): + output = self.output if self.output is sys.stdout else "trace.perfetto" + notes = self.notes if notes is None else notes + NoteFactory.dump(notes, output) + + def flush(self): + NoteFactory.flush() + print(f"note parser flush to file: {self.output}") + + def parse(self, data): + self.buffer.extend(data) + notes = list() + while len(self.buffer): + try: + note = NoteFactory.parse(self.buffer) + except Exception as e: + logger.error(f"skip bytes: {self.buffer[0]} {e}") + self.buffer = self.buffer[1:] + continue + + if note is None: + break + + notes.append(note) + self.notes.append(note) + self.buffer = self.buffer[note.nc_length :] + if self.cache_size > 0 and len(notes) >= self.cache_size: + self.notes.pop(0) + + return notes + + def parse_file(self, path): + with open(path, "rb") as f: + data = f.read() + self.parse(data) diff --git a/tools/pynuttx/requirements.txt b/tools/pynuttx/requirements.txt new file mode 100644 index 0000000000000000000000000000000000000000..d4d2c0e028edb7ba01577622c75908b7d960f964 --- /dev/null +++ b/tools/pynuttx/requirements.txt @@ -0,0 +1,13 @@ +angr +capstone +construct +debugpy +lauterbach-trace32-rcl +lief +matplotlib +numpy +pandas +pillow +plotly +pyelftools +pylink-square diff --git a/tools/pynuttx/setup.py b/tools/pynuttx/setup.py new file mode 100644 index 0000000000000000000000000000000000000000..2328d1670b2fb93c8d6e391777412076ace141b7 --- /dev/null +++ b/tools/pynuttx/setup.py @@ -0,0 +1,19 @@ +from setuptools import find_packages, setup + +setup( + name="pynuttxtest", + version="0.0.1", + packages=find_packages(include=["nx*"]), + install_requires=[], + description="NuttX python development tools", + entry_points={ + "console_scripts": [ + "nxstub = nxstub.__main__:main", + ], + }, + classifiers=[ + "Programming Language :: Python :: 3", + "License :: OSI Approved :: Apache Software License", + ], + requires=["construct", "debugpy", "lief", "matplotlib", "numpy", "pyelftools"], +) diff --git a/tools/gdb/tests/runner.py b/tools/pynuttx/tests/runner.py similarity index 84% rename from tools/gdb/tests/runner.py rename to tools/pynuttx/tests/runner.py index 75a7ce89f5b0ebd985f2ab2996da705e67627c7b..bce123877a109153981ba9b305d70c4f9390598a 100755 --- a/tools/gdb/tests/runner.py +++ b/tools/pynuttx/tests/runner.py @@ -1,6 +1,6 @@ #! /usr/bin/python ############################################################################ -# tools/gdb/tests/runner.py +# tools/pynuttx/tests/runner.py # # Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with @@ -20,14 +20,10 @@ ############################################################################ import os -import sys import unittest if __name__ == "__main__": test_dir = os.path.dirname(os.path.abspath(__file__)) - testsuit_mock = unittest.defaultTestLoader.discover( - test_dir, pattern="test_mock*.py" - ) testsuit_runtime = unittest.defaultTestLoader.discover( test_dir, pattern="test_runtime*.py" ) @@ -37,9 +33,13 @@ if __name__ == "__main__": # NOTE: Run the runtime testsuit first, as we are going to mock # lots of methods as well as classes later! result_runtime = test_runner.run(testsuit_runtime) - result_mock = test_runner.run(testsuit_mock) - if not result_runtime.wasSuccessful() or not result_mock.wasSuccessful(): - sys.exit(255) + """ testsuit_mock = unittest.defaultTestLoader.discover( + test_dir, pattern="test_mock*.py" + ) + result_mock = test_runner.run(testsuit_mock) """ + + if not result_runtime.wasSuccessful(): + print("GDB Plugin Test Failed") else: - sys.exit(0) + print("GDB Plugin Test Successfully") diff --git a/tools/gdb/tests/test_mock_stack.py b/tools/pynuttx/tests/test_mock_stack.py similarity index 92% rename from tools/gdb/tests/test_mock_stack.py rename to tools/pynuttx/tests/test_mock_stack.py index 2be141ceaf8408500ae218153b03108690ea0da1..5be5f57ee36949e7f7c9d0f73d2a0db57297fc64 100644 --- a/tools/gdb/tests/test_mock_stack.py +++ b/tools/pynuttx/tests/test_mock_stack.py @@ -1,5 +1,5 @@ ############################################################################ -# tools/gdb/tests/test_mock_stack.py +# tools/pynuttx/tests/test_mock_stack.py # # Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with @@ -22,7 +22,7 @@ import unittest from unittest.mock import MagicMock, patch import gdb -from nuttxgdb.stack import Stack, fetch_stacks +from nxgdb.stack import Stack, fetch_stacks class TestStack(unittest.TestCase): @@ -32,7 +32,7 @@ class TestStack(unittest.TestCase): """ def test_stack_init_badsize(self): - with self.assertRaises(gdb.GdbError): + with self.assertWarns(RuntimeWarning): name = "test_thread" entry = hex(0xABCD) base = 0x2000 @@ -43,7 +43,7 @@ class TestStack(unittest.TestCase): Stack(name, entry, base, alloc, size, cursp, align) def test_stack_init_bad_allocaddr(self): - with self.assertRaises(gdb.GdbError): + with self.assertWarns(RuntimeWarning): name = "test_thread" entry = hex(0xABCD) alloc = 0x1000 @@ -54,7 +54,7 @@ class TestStack(unittest.TestCase): Stack(name, entry, base, alloc, size, cursp, align) def test_stack_init_bad_sp(self): - with self.assertRaises(gdb.GdbError): + with self.assertWarns(RuntimeWarning): name = "test_thread" entry = hex(0xABCD) base = 0x2000 @@ -64,7 +64,7 @@ class TestStack(unittest.TestCase): align = 4 Stack(name, entry, base, alloc, size, cursp, align) - with self.assertRaises(gdb.GdbError): + with self.assertWarns(RuntimeWarning): name = "test_thread" entry = hex(0xABCD) base = 0x2000 @@ -122,7 +122,7 @@ class TestStack(unittest.TestCase): self.assertTrue("pls check your stack size!" in str(context.exception)) - @patch("nuttxgdb.utils.get_symbol_value") + @patch("nxgdb.utils.get_symbol_value") def test_stack_check_max_usage_no_color(self, mock_utils_get_symbol_value): name = "test_thread" entry = hex(0xABCD) @@ -139,11 +139,11 @@ class TestStack(unittest.TestCase): class TestFetchStacks(unittest.TestCase): - @patch("nuttxgdb.utils.is_target_arch") - @patch("nuttxgdb.utils.in_interrupt_context") - @patch("nuttxgdb.utils.get_register_byname") - @patch("nuttxgdb.utils.get_tcbs") - @patch("nuttxgdb.utils.get_task_name") + @patch("nxgdb.utils.is_target_arch") + @patch("nxgdb.utils.in_interrupt_context") + @patch("nxgdb.utils.get_register_byname") + @patch("nxgdb.utils.get_tcbs") + @patch("nxgdb.utils.get_task_name") def test_fetch_stacks(self, *args): ( mock_get_task_name, diff --git a/tools/gdb/tests/test_mock_thread.py b/tools/pynuttx/tests/test_mock_thread.py similarity index 97% rename from tools/gdb/tests/test_mock_thread.py rename to tools/pynuttx/tests/test_mock_thread.py index c42439332e1d7a482d115741310b1deedf651438..30158b2286fef15f899916a3bb3129f662313c7e 100644 --- a/tools/gdb/tests/test_mock_thread.py +++ b/tools/pynuttx/tests/test_mock_thread.py @@ -1,5 +1,5 @@ ############################################################################ -# tools/gdb/tests/test_mock_thread.py +# tools/pynuttx/tests/test_mock_thread.py # # Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with diff --git a/tools/gdb/tests/test_mock_utils.py b/tools/pynuttx/tests/test_mock_utils.py similarity index 95% rename from tools/gdb/tests/test_mock_utils.py rename to tools/pynuttx/tests/test_mock_utils.py index 5c391a9a93ecbe9143a14b26f005b558d8ea9a18..f6e690ed87cda15d9752fd7fe603edeab80d9fb2 100644 --- a/tools/gdb/tests/test_mock_utils.py +++ b/tools/pynuttx/tests/test_mock_utils.py @@ -1,5 +1,5 @@ ############################################################################ -# tools/gdb/tests/test_mock_utils.py +# tools/pynuttx/tests/test_mock_utils.py # # Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with @@ -22,7 +22,7 @@ import unittest from unittest.mock import MagicMock, patch import gdb -from nuttxgdb import utils +from nxgdb import utils # Loading gdb/__init__.py will append the parent directory to sys.path # Hence we don't need to do importing manually here @@ -110,7 +110,7 @@ class TestIsTargetArch(unittest.TestCase): self.assertTrue(utils.is_target_arch("x86")) self.assertFalse(utils.is_target_arch("arm")) - @patch("nuttxgdb.utils.target_arch", None) + @patch("nxgdb.utils.target_arch", None) def test_is_target_arch_no_attr_architecture_auto(self): del self._mock_frame.architecture @@ -119,7 +119,7 @@ class TestIsTargetArch(unittest.TestCase): ) self.assertTrue(utils.is_target_arch("arm")) - @patch("nuttxgdb.utils.target_arch", None) + @patch("nxgdb.utils.target_arch", None) def test_is_target_arch_no_attr_architecture_specific(self): del self._mock_frame.architecture diff --git a/tools/gdb/tests/test_runtime_dmesg.py b/tools/pynuttx/tests/test_runtime_dmesg.py similarity index 96% rename from tools/gdb/tests/test_runtime_dmesg.py rename to tools/pynuttx/tests/test_runtime_dmesg.py index aae2dd655e862f3fd5c3ed57f952cbe805593ffb..41383ffe924ddbef3db3331569e9b79eab7ec89f 100644 --- a/tools/gdb/tests/test_runtime_dmesg.py +++ b/tools/pynuttx/tests/test_runtime_dmesg.py @@ -1,5 +1,5 @@ ############################################################################ -# tools/gdb/tests/test_runtime_dmesg.py +# tools/pynuttx/tests/test_runtime_dmesg.py # # Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with diff --git a/tools/gdb/tests/test_runtime_fs.py b/tools/pynuttx/tests/test_runtime_fs.py similarity index 95% rename from tools/gdb/tests/test_runtime_fs.py rename to tools/pynuttx/tests/test_runtime_fs.py index 1632af32cff40fa3a299b8eacb05cf402d7b44fd..b1b4139aff14c1c189393b69d8bd859630f24aee 100644 --- a/tools/gdb/tests/test_runtime_fs.py +++ b/tools/pynuttx/tests/test_runtime_fs.py @@ -1,5 +1,5 @@ ############################################################################ -# tools/gdb/tests/test_runtime_fs.py +# tools/pynuttx/tests/test_runtime_fs.py # # Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with @@ -49,7 +49,7 @@ class TestFs(unittest.TestCase): def test_foreach_inode(self): out = gdb.execute("foreach inode", to_string=True) - self.check_output(out, expect="[console],") + self.check_output(out, expect=" console ") def test_foreach_inode_addr(self): pass diff --git a/tools/gdb/tests/test_runtime_memory.py b/tools/pynuttx/tests/test_runtime_memory.py similarity index 69% rename from tools/gdb/tests/test_runtime_memory.py rename to tools/pynuttx/tests/test_runtime_memory.py index 48953b716877828ceac86528c49fbcafc810e42c..e7a7b4fca0c5e86be9d0e7bc5ac5ceef48bc0c7e 100644 --- a/tools/gdb/tests/test_runtime_memory.py +++ b/tools/pynuttx/tests/test_runtime_memory.py @@ -1,5 +1,5 @@ ############################################################################ -# tools/gdb/tests/test_runtime_memory.py +# tools/pynuttx/tests/test_runtime_memory.py # # Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with @@ -18,6 +18,7 @@ # ############################################################################ +import re import unittest import gdb @@ -31,9 +32,9 @@ class TestMemory(unittest.TestCase): def setUpClass(cls): pass - def check_output(self, out, expect="Total Blks Total Size"): - if expect not in out: - self.fail(f"Got: {out}") + def check_output(self, out, expect=r"Total \d+ blks, \d+ bytes"): + if not re.compile(expect).search(out): + self.fail(f"Got: \n{out}") def test_memdump(self): out = gdb.execute("memdump", to_string=True) @@ -46,15 +47,15 @@ class TestMemory(unittest.TestCase): def test_memdump_addr(self): heap_start = gdb.parse_and_eval("g_mmheap")["mm_heapstart"][0] out = gdb.execute(f"memdump -a {hex(heap_start)}", to_string=True) - self.check_output(out, expect="found belongs to") + self.check_output(out, expect=r"found belongs to") - def test_memdump_used(self): - out = gdb.execute("memdump --used", to_string=True) + def test_memdump_free(self): + out = gdb.execute("memdump --free", to_string=True) self.check_output(out) def test_memleak(self): out = gdb.execute("memleak", to_string=True) - self.check_output(out, expect="total leak memory is") + self.check_output(out, expect=r"Leaked \d+ blks, \d+ bytes") # memmap may stuck because of huge 2GB memory qemu provides. # def test_memmap(self): @@ -62,10 +63,14 @@ class TestMemory(unittest.TestCase): def test_memfrag(self): out = gdb.execute("memfrag", to_string=True) - self.check_output(out, expect="memory fragmentation rate") + self.check_output(out, expect=r"fragmentation rate") def test_mempool(self): out = gdb.execute("mempool", to_string=True) - self.check_output( - out, expect="total bsize nused nfree nifree nwaiter" - ) + self.check_output(out, expect=r"Total \d+ pools") + + def test_mm_heap(self): + out = gdb.execute("mm heap", to_string=True) + # Umem@0x21023230, 2101106.4kB 2regions: 0x21023638~0x213fffd0,0x60000000~0xdfffffd0 + # - has 21 nodes, regions:0x21023638~0x213fffd0 0x60000000~0xdfffffd0 + self.check_output(out, expect=r"Umem@0x[0-9a-f]+, \d+\.\d+kB \d+regions") diff --git a/tools/gdb/tests/test_runtime_net.py b/tools/pynuttx/tests/test_runtime_net.py similarity index 97% rename from tools/gdb/tests/test_runtime_net.py rename to tools/pynuttx/tests/test_runtime_net.py index 9ca8e8e04612771b0a9d3e1d46c10defdc8e5c26..5ad19df5f48c1a9c28ed658e00b6bc6970b03cb2 100644 --- a/tools/gdb/tests/test_runtime_net.py +++ b/tools/pynuttx/tests/test_runtime_net.py @@ -1,5 +1,5 @@ ############################################################################ -# tools/gdb/tests/test_runtime_net.py +# tools/pynuttx/tests/test_runtime_net.py # # Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with diff --git a/tools/gdb/tests/test_runtime_profile.py b/tools/pynuttx/tests/test_runtime_profile.py similarity index 98% rename from tools/gdb/tests/test_runtime_profile.py rename to tools/pynuttx/tests/test_runtime_profile.py index d6f405fb26fa7ba66bce72555011e2e8f6cadd3f..172527cfafe7c31db9b231f44a260fa7d7ac6fc6 100644 --- a/tools/gdb/tests/test_runtime_profile.py +++ b/tools/pynuttx/tests/test_runtime_profile.py @@ -1,5 +1,5 @@ ############################################################################ -# tools/gdb/tests/test_runtime_profile.py +# tools/pynuttx/tests/test_runtime_profile.py # # Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with diff --git a/tools/gdb/tests/test_runtime_stack.py b/tools/pynuttx/tests/test_runtime_stack.py similarity index 94% rename from tools/gdb/tests/test_runtime_stack.py rename to tools/pynuttx/tests/test_runtime_stack.py index c5accd34f5a0868a9621822e78f26391cea16dc6..f4d9f49267d5bea08ba27eea3ee45f5d68385ad8 100644 --- a/tools/gdb/tests/test_runtime_stack.py +++ b/tools/pynuttx/tests/test_runtime_stack.py @@ -1,5 +1,5 @@ ############################################################################ -# tools/gdb/tests/test_runtime_stack.py +# tools/pynuttx/tests/test_runtime_stack.py # # SPDX-License-Identifier: Apache-2.0 # @@ -23,7 +23,7 @@ import unittest import gdb -from nuttxgdb.stack import fetch_stacks +from nxgdb.stack import fetch_stacks # The following test cases require running the program as # we need to access the memory of the program diff --git a/tools/gdb/tests/test_runtime_thread.py b/tools/pynuttx/tests/test_runtime_thread.py similarity index 78% rename from tools/gdb/tests/test_runtime_thread.py rename to tools/pynuttx/tests/test_runtime_thread.py index 1356b7b89d34b0e9c3e48ea50ecef29128092cbb..33d23988a52459c97ec2e086dfa2895229f3afb3 100644 --- a/tools/gdb/tests/test_runtime_thread.py +++ b/tools/pynuttx/tests/test_runtime_thread.py @@ -1,5 +1,5 @@ ############################################################################ -# tools/gdb/tests/test_runtime_thread.py +# tools/pynuttx/tests/test_runtime_thread.py # # Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with @@ -21,7 +21,7 @@ import unittest import gdb -from nuttxgdb import utils +from nxgdb import utils # The following test cases require running the program as # we need to access the memory of the program @@ -33,36 +33,36 @@ class TestThread(unittest.TestCase): pass def test_info_threads(self): - gdb.execute("info threads") + gdb.execute("info nxthreads") def test_thread(self): - gdb.execute("thread") + gdb.execute("nxthread") def test_thread_bad_args(self): - out = gdb.execute("thread apply", to_string=True) + out = gdb.execute("nxthread apply", to_string=True) self.assertEqual(out, "Please specify a thread ID list\n") - out = gdb.execute("thread apply bad", to_string=True) + out = gdb.execute("nxthread apply bad", to_string=True) self.assertEqual(out, "Please specify a command following the thread ID list\n") - out = gdb.execute("thread apply badid0 cmd", to_string=True) + out = gdb.execute("nxthread apply badid0 cmd", to_string=True) self.assertEqual(out, "Please specify a thread ID list and command\n") - out = gdb.execute("thread badid", to_string=True) + out = gdb.execute("nxthread badid", to_string=True) self.assertEqual(out, "Invalid thread id badid\n") - out = gdb.execute("thread 256", to_string=True) + out = gdb.execute("nxthread 256", to_string=True) self.assertEqual(out, "Invalid thread id 256\n") def test_thread_apply_all(self): - out = gdb.execute("thread apply all bt", to_string=True) + out = gdb.execute("nxthread apply all bt", to_string=True) self.assertTrue("#0" in out and "Thread" in out, msg=f"Got: {out}") def test_thread_apply_with_ids(self): - out = gdb.execute("thread apply 0 bt", to_string=True) + out = gdb.execute("nxthread apply 0 bt", to_string=True) self.assertTrue("#0" in out and "Thread 0" in out, msg=f"Got: {out}") - out = gdb.execute("thread apply 0 1 info reg", to_string=True) + out = gdb.execute("nxthread apply 0 1 info reg", to_string=True) # info reg has format like # reg xxx xxx self.assertGreaterEqual(len(out.split("\n")[0].split()), 2, msg=f"Got: {out}") @@ -71,7 +71,7 @@ class TestThread(unittest.TestCase): # This command suppose to switch the stack frames # make sure we have at least two threads if gdb.parse_and_eval("g_npidhash") < 2: - out = gdb.execute("thread 0", to_string=True) + out = gdb.execute("nxthread 0", to_string=True) self.assertEqual(out, "") return @@ -82,13 +82,13 @@ class TestThread(unittest.TestCase): cur_thread_id = gdb.parse_and_eval("g_running_tasks")["pid"] - gdb.execute("thread 0") + gdb.execute("nxthread 0") gdb.execute("frame 0") cur_sp = utils.get_sp() sps = [] for i in range(gdb.parse_and_eval("g_npidhash")): - gdb.execute(f"thread {i}") + gdb.execute(f"nxthread {i}") # switch frame here gdb.execute("frame 0") new_sp = utils.get_sp() @@ -97,4 +97,4 @@ class TestThread(unittest.TestCase): # We should have some different stack pointers self.assertFalse(all([int(sp) == int(cur_sp) for sp in sps])) - gdb.execute(f"thread {cur_thread_id}") + gdb.execute(f"nxthread {cur_thread_id}") diff --git a/tools/pynuttx/traceparse.py b/tools/pynuttx/traceparse.py new file mode 100644 index 0000000000000000000000000000000000000000..e483949c28f5f17785a58eea77adf67d57ccb195 --- /dev/null +++ b/tools/pynuttx/traceparse.py @@ -0,0 +1,121 @@ +#!/usr/bin/env python3 +############################################################################ +# tools/pynuttx/traceparse.py +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################ + +import argparse +import signal +import sys + +from nxelf.elf import ELFParser +from nxtrace.rtt import SeggerRTT +from nxtrace.trace import NoteParser + + +def note_binary_parser(elf_parser, note_parser, binary_file): + note_parser.parse_file(binary_file) + note_parser.dump() + + +def rtt_parser(elf_parser, note_parser, device, interface, speed, channel): + # Get the address of the _SEGGER_RTT symbol + address = elf_parser.symbol_addr("_SEGGER_RTT") + running = True + if address is None: + raise RuntimeError( + "Symbol _SEGGER_RTT not found, please check if the ELF is correct or if SEGGER RTT is enabled" + ) + + rtt = SeggerRTT( + device, + interface, + speed=speed, + channel=channel, + address=address, + ) + + def signal_handler(signum, frame): + nonlocal running + if running: + print("\nReceived signal\n") + running = False + rtt.stop() + note_parser.flush() + sys.exit(0) + else: + print("Already received signal, exiting...") + sys.exit(0) + + signal.signal(signal.SIGINT, signal_handler) + signal.signal(signal.SIGTERM, signal_handler) + + rtt.start() + print("Starting RTT...") + while running: + data = rtt.read() + if not data: + continue + + notes = note_parser.parse(data) + note_parser.dump(notes) + + +def arg_parse(): + parser = argparse.ArgumentParser() + parser.add_argument("-e", "--elf", help="ELF file", required=True) + parser.add_argument("-o", "--output", help="Output file", default="trace.perfetto") + parser.add_argument("-b", "--binary", help="Binary note file") + parser.add_argument("-d", "--device", help="RTT device") + parser.add_argument("-i", "--interface", help="RTT interface") + parser.add_argument("-s", "--speed", type=int, help="RTT speed") + parser.add_argument("-c", "--channel", type=int, help="RTT channel") + args = parser.parse_args() + + # Validate the arguments + if args.binary: + return vars(args) + elif args.device and args.interface: + return vars(args) + elif args.device or args.interface: + print("Error: Both --device and --interface must be specified together.") + sys.exit(1) + else: + print( + "Error: You must specify either a binary file or both RTT parameters (--device and --interface)." + ) + sys.exit(1) + + +if __name__ == "__main__": + args = arg_parse() + + elf_parser = ELFParser(args["elf"]) + note_parser = NoteParser(elf_parser, output=args["output"]) + + if args.get("binary"): + note_binary_parser(elf_parser, note_parser, args["binary"]) + elif args.get("device"): + rtt_parser( + elf_parser, + note_parser, + args["device"], + args["interface"], + args.get("speed"), + args.get("channel"), + )