diff options
Diffstat (limited to 'arch/cris/include/uapi')
-rw-r--r-- | arch/cris/include/uapi/asm/Kbuild | 2 | ||||
-rw-r--r-- | arch/cris/include/uapi/asm/ptrace.h | 6 | ||||
-rw-r--r-- | arch/cris/include/uapi/asm/ptrace_v10.h | 118 | ||||
-rw-r--r-- | arch/cris/include/uapi/asm/ptrace_v32.h | 118 |
4 files changed, 243 insertions, 1 deletions
diff --git a/arch/cris/include/uapi/asm/Kbuild b/arch/cris/include/uapi/asm/Kbuild index 01f66b8f15e5..8443dc81f19b 100644 --- a/arch/cris/include/uapi/asm/Kbuild +++ b/arch/cris/include/uapi/asm/Kbuild @@ -19,6 +19,8 @@ header-y += param.h header-y += poll.h header-y += posix_types.h header-y += ptrace.h +header-y += ptrace_v10.h +header-y += ptrace_v32.h header-y += resource.h header-y += rs485.h header-y += sembuf.h diff --git a/arch/cris/include/uapi/asm/ptrace.h b/arch/cris/include/uapi/asm/ptrace.h index c689c9bbbe50..bd8946f83ed3 100644 --- a/arch/cris/include/uapi/asm/ptrace.h +++ b/arch/cris/include/uapi/asm/ptrace.h @@ -1 +1,5 @@ -#include <arch/ptrace.h> +#ifdef __arch_v32 +#include <asm/ptrace_v32.h> +#else +#include <asm/ptrace_v10.h> +#endif diff --git a/arch/cris/include/uapi/asm/ptrace_v10.h b/arch/cris/include/uapi/asm/ptrace_v10.h new file mode 100644 index 000000000000..1a232739565e --- /dev/null +++ b/arch/cris/include/uapi/asm/ptrace_v10.h @@ -0,0 +1,118 @@ +#ifndef _CRIS_ARCH_PTRACE_H +#define _CRIS_ARCH_PTRACE_H + +/* Frame types */ + +#define CRIS_FRAME_NORMAL 0 /* normal frame without SBFS stacking */ +#define CRIS_FRAME_BUSFAULT 1 /* frame stacked using SBFS, need RBF return + path */ + +/* Register numbers in the ptrace system call interface */ + +#define PT_FRAMETYPE 0 +#define PT_ORIG_R10 1 +#define PT_R13 2 +#define PT_R12 3 +#define PT_R11 4 +#define PT_R10 5 +#define PT_R9 6 +#define PT_R8 7 +#define PT_R7 8 +#define PT_R6 9 +#define PT_R5 10 +#define PT_R4 11 +#define PT_R3 12 +#define PT_R2 13 +#define PT_R1 14 +#define PT_R0 15 +#define PT_MOF 16 +#define PT_DCCR 17 +#define PT_SRP 18 +#define PT_IRP 19 /* This is actually the debugged process' PC */ +#define PT_CSRINSTR 20 /* CPU Status record remnants - + valid if frametype == busfault */ +#define PT_CSRADDR 21 +#define PT_CSRDATA 22 +#define PT_USP 23 /* special case - USP is not in the pt_regs */ +#define PT_MAX 23 + +/* Condition code bit numbers. The same numbers apply to CCR of course, + but we use DCCR everywhere else, so let's try and be consistent. */ +#define C_DCCR_BITNR 0 +#define V_DCCR_BITNR 1 +#define Z_DCCR_BITNR 2 +#define N_DCCR_BITNR 3 +#define X_DCCR_BITNR 4 +#define I_DCCR_BITNR 5 +#define B_DCCR_BITNR 6 +#define M_DCCR_BITNR 7 +#define U_DCCR_BITNR 8 +#define P_DCCR_BITNR 9 +#define F_DCCR_BITNR 10 + +/* pt_regs not only specifices the format in the user-struct during + * ptrace but is also the frame format used in the kernel prologue/epilogues + * themselves + */ + +struct pt_regs { + unsigned long frametype; /* type of stackframe */ + unsigned long orig_r10; + /* pushed by movem r13, [sp] in SAVE_ALL, movem pushes backwards */ + unsigned long r13; + unsigned long r12; + unsigned long r11; + unsigned long r10; + unsigned long r9; + unsigned long r8; + unsigned long r7; + unsigned long r6; + unsigned long r5; + unsigned long r4; + unsigned long r3; + unsigned long r2; + unsigned long r1; + unsigned long r0; + unsigned long mof; + unsigned long dccr; + unsigned long srp; + unsigned long irp; /* This is actually the debugged process' PC */ + unsigned long csrinstr; + unsigned long csraddr; + unsigned long csrdata; +}; + +/* switch_stack is the extra stuff pushed onto the stack in _resume (entry.S) + * when doing a context-switch. it is used (apart from in resume) when a new + * thread is made and we need to make _resume (which is starting it for the + * first time) realise what is going on. + * + * Actually, the use is very close to the thread struct (TSS) in that both the + * switch_stack and the TSS are used to keep thread stuff when switching in + * _resume. + */ + +struct switch_stack { + unsigned long r9; + unsigned long r8; + unsigned long r7; + unsigned long r6; + unsigned long r5; + unsigned long r4; + unsigned long r3; + unsigned long r2; + unsigned long r1; + unsigned long r0; + unsigned long return_ip; /* ip that _resume will return to */ +}; + +#ifdef __KERNEL__ + +/* bit 8 is user-mode flag */ +#define user_mode(regs) (((regs)->dccr & 0x100) != 0) +#define instruction_pointer(regs) ((regs)->irp) +#define profile_pc(regs) instruction_pointer(regs) + +#endif /* __KERNEL__ */ + +#endif diff --git a/arch/cris/include/uapi/asm/ptrace_v32.h b/arch/cris/include/uapi/asm/ptrace_v32.h new file mode 100644 index 000000000000..19773d3bd4c4 --- /dev/null +++ b/arch/cris/include/uapi/asm/ptrace_v32.h @@ -0,0 +1,118 @@ +#ifndef _CRIS_ARCH_PTRACE_H +#define _CRIS_ARCH_PTRACE_H + +/* Register numbers in the ptrace system call interface */ + +#define PT_ORIG_R10 0 +#define PT_R0 1 +#define PT_R1 2 +#define PT_R2 3 +#define PT_R3 4 +#define PT_R4 5 +#define PT_R5 6 +#define PT_R6 7 +#define PT_R7 8 +#define PT_R8 9 +#define PT_R9 10 +#define PT_R10 11 +#define PT_R11 12 +#define PT_R12 13 +#define PT_R13 14 +#define PT_ACR 15 +#define PT_SRS 16 +#define PT_MOF 17 +#define PT_SPC 18 +#define PT_CCS 19 +#define PT_SRP 20 +#define PT_ERP 21 /* This is actually the debugged process' PC */ +#define PT_EXS 22 +#define PT_EDA 23 +#define PT_USP 24 /* special case - USP is not in the pt_regs */ +#define PT_PPC 25 /* special case - pseudo PC */ +#define PT_BP 26 /* Base number for BP registers. */ +#define PT_BP_CTRL 26 /* BP control register. */ +#define PT_MAX 40 + +/* Condition code bit numbers. */ +#define C_CCS_BITNR 0 +#define V_CCS_BITNR 1 +#define Z_CCS_BITNR 2 +#define N_CCS_BITNR 3 +#define X_CCS_BITNR 4 +#define I_CCS_BITNR 5 +#define U_CCS_BITNR 6 +#define P_CCS_BITNR 7 +#define R_CCS_BITNR 8 +#define S_CCS_BITNR 9 +#define M_CCS_BITNR 30 +#define Q_CCS_BITNR 31 +#define CCS_SHIFT 10 /* Shift count for each level in CCS */ + +/* pt_regs not only specifices the format in the user-struct during + * ptrace but is also the frame format used in the kernel prologue/epilogues + * themselves + */ + +struct pt_regs { + unsigned long orig_r10; + /* pushed by movem r13, [sp] in SAVE_ALL. */ + unsigned long r0; + unsigned long r1; + unsigned long r2; + unsigned long r3; + unsigned long r4; + unsigned long r5; + unsigned long r6; + unsigned long r7; + unsigned long r8; + unsigned long r9; + unsigned long r10; + unsigned long r11; + unsigned long r12; + unsigned long r13; + unsigned long acr; + unsigned long srs; + unsigned long mof; + unsigned long spc; + unsigned long ccs; + unsigned long srp; + unsigned long erp; /* This is actually the debugged process' PC */ + /* For debugging purposes; saved only when needed. */ + unsigned long exs; + unsigned long eda; +}; + +/* switch_stack is the extra stuff pushed onto the stack in _resume (entry.S) + * when doing a context-switch. it is used (apart from in resume) when a new + * thread is made and we need to make _resume (which is starting it for the + * first time) realise what is going on. + * + * Actually, the use is very close to the thread struct (TSS) in that both the + * switch_stack and the TSS are used to keep thread stuff when switching in + * _resume. + */ + +struct switch_stack { + unsigned long r0; + unsigned long r1; + unsigned long r2; + unsigned long r3; + unsigned long r4; + unsigned long r5; + unsigned long r6; + unsigned long r7; + unsigned long r8; + unsigned long r9; + unsigned long return_ip; /* ip that _resume will return to */ +}; + +#ifdef __KERNEL__ + +#define arch_has_single_step() (1) +#define user_mode(regs) (((regs)->ccs & (1 << (U_CCS_BITNR + CCS_SHIFT))) != 0) +#define instruction_pointer(regs) ((regs)->erp) +#define profile_pc(regs) instruction_pointer(regs) + +#endif /* __KERNEL__ */ + +#endif |