| #ifndef _M68K_PTRACE_H |
| #define _M68K_PTRACE_H |
| |
| #define PT_D1 0 |
| #define PT_D2 1 |
| #define PT_D3 2 |
| #define PT_D4 3 |
| #define PT_D5 4 |
| #define PT_D6 5 |
| #define PT_D7 6 |
| #define PT_A0 7 |
| #define PT_A1 8 |
| #define PT_A2 9 |
| #define PT_A3 10 |
| #define PT_A4 11 |
| #define PT_A5 12 |
| #define PT_A6 13 |
| #define PT_D0 14 |
| #define PT_USP 15 |
| #define PT_ORIG_D0 16 |
| #define PT_SR 17 |
| #define PT_PC 18 |
| |
| #ifndef __ASSEMBLY__ |
| |
| /* this struct defines the way the registers are stored on the |
| stack during a system call. */ |
| |
| struct pt_regs { |
| long d1; |
| long d2; |
| long d3; |
| long d4; |
| long d5; |
| long a0; |
| long a1; |
| long a2; |
| long d0; |
| long orig_d0; |
| long stkadj; |
| #ifdef CONFIG_COLDFIRE |
| unsigned format : 4; /* frame format specifier */ |
| unsigned vector : 12; /* vector offset */ |
| unsigned short sr; |
| unsigned long pc; |
| #else |
| unsigned short sr; |
| unsigned long pc; |
| unsigned format : 4; /* frame format specifier */ |
| unsigned vector : 12; /* vector offset */ |
| #endif |
| }; |
| |
| /* |
| * This is the extended stack used by signal handlers and the context |
| * switcher: it's pushed after the normal "struct pt_regs". |
| */ |
| struct switch_stack { |
| unsigned long d6; |
| unsigned long d7; |
| unsigned long a3; |
| unsigned long a4; |
| unsigned long a5; |
| unsigned long a6; |
| unsigned long retpc; |
| }; |
| |
| /* Arbitrarily choose the same ptrace numbers as used by the Sparc code. */ |
| #define PTRACE_GETREGS 12 |
| #define PTRACE_SETREGS 13 |
| #define PTRACE_GETFPREGS 14 |
| #define PTRACE_SETFPREGS 15 |
| |
| #ifdef __KERNEL__ |
| |
| #ifndef PS_S |
| #define PS_S (0x2000) |
| #define PS_M (0x1000) |
| #endif |
| |
| #define user_mode(regs) (!((regs)->sr & PS_S)) |
| #define instruction_pointer(regs) ((regs)->pc) |
| #define profile_pc(regs) instruction_pointer(regs) |
| extern void show_regs(struct pt_regs *); |
| |
| /* |
| * These are defined as per linux/ptrace.h. |
| */ |
| struct task_struct; |
| |
| #ifndef CONFIG_MMU |
| #define arch_has_single_step() (1) |
| extern void user_enable_single_step(struct task_struct *); |
| extern void user_disable_single_step(struct task_struct *); |
| #endif |
| |
| #endif /* __KERNEL__ */ |
| #endif /* __ASSEMBLY__ */ |
| #endif /* _M68K_PTRACE_H */ |