projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | #ifndef _PARISC_PTRACE_H |
| 2 | #define _PARISC_PTRACE_H | |
| 3 | ||
| 4 | /* written by Philipp Rumpf, Copyright (C) 1999 SuSE GmbH Nuernberg | |
| 5 | ** Copyright (C) 2000 Grant Grundler, Hewlett-Packard | |
| 6 | */ | |
| 7 | ||
| 8 | #include <linux/types.h> | |
| 9 | ||
| 10 | /* This struct defines the way the registers are stored on the | |
| 11 | * stack during a system call. | |
| 12 | * | |
| 13 | * N.B. gdb/strace care about the size and offsets within this | |
| 14 | * structure. If you change things, you may break object compatibility | |
| 15 | * for those applications. | |
| 16 | */ | |
| 17 | ||
| 18 | struct pt_regs { | |
| 19 | unsigned long gr[32]; /* PSW is in gr[0] */ | |
| 20 | __u64 fr[32]; | |
| 21 | unsigned long sr[ 8]; | |
| 22 | unsigned long iasq[2]; | |
| 23 | unsigned long iaoq[2]; | |
| 24 | unsigned long cr27; | |
| 25 | unsigned long pad0; /* available for other uses */ | |
| 26 | unsigned long orig_r28; | |
| 27 | unsigned long ksp; | |
| 28 | unsigned long kpc; | |
| 29 | unsigned long sar; /* CR11 */ | |
| 30 | unsigned long iir; /* CR19 */ | |
| 31 | unsigned long isr; /* CR20 */ | |
| 32 | unsigned long ior; /* CR21 */ | |
| 33 | unsigned long ipsw; /* CR22 */ | |
| 34 | }; | |
| 35 | ||
| 1da177e4 LT |
36 | /* |
| 37 | * The numbers chosen here are somewhat arbitrary but absolutely MUST | |
| 38 | * not overlap with any of the number assigned in <linux/ptrace.h>. | |
| 39 | * | |
| 40 | * These ones are taken from IA-64 on the assumption that theirs are | |
| 41 | * the most correct (and we also want to support PTRACE_SINGLEBLOCK | |
| 42 | * since we have taken branch traps too) | |
| 43 | */ | |
| 44 | #define PTRACE_SINGLEBLOCK 12 /* resume execution until next branch */ | |
| f22ab814 | 45 | |
| 1da177e4 LT |
46 | #ifdef __KERNEL__ |
| 47 | ||
| f22ab814 AB |
48 | #define task_regs(task) ((struct pt_regs *) ((char *)(task) + TASK_REGS)) |
| 49 | ||
| 81e192d6 HD |
50 | #define __ARCH_WANT_COMPAT_SYS_PTRACE |
| 51 | ||
| 52 | struct task_struct; | |
| 53 | #define arch_has_single_step() 1 | |
| 54 | void user_disable_single_step(struct task_struct *task); | |
| 55 | void user_enable_single_step(struct task_struct *task); | |
| 56 | ||
| 57 | #define arch_has_block_step() 1 | |
| 58 | void user_enable_block_step(struct task_struct *task); | |
| 59 | ||
| 1da177e4 LT |
60 | /* XXX should we use iaoq[1] or iaoq[0] ? */ |
| 61 | #define user_mode(regs) (((regs)->iaoq[0] & 3) ? 1 : 0) | |
| 62 | #define user_space(regs) (((regs)->iasq[1] != 0) ? 1 : 0) | |
| 63 | #define instruction_pointer(regs) ((regs)->iaoq[0] & ~3) | |
| 5cd55b0e | 64 | unsigned long profile_pc(struct pt_regs *); |
| 1da177e4 LT |
65 | extern void show_regs(struct pt_regs *); |
| 66 | #endif | |
| 67 | ||
| 68 | #endif |