LXR linux/arch/parisc/include/uapi/asm/ptrace.h

   1/* written by Philipp Rumpf, Copyright (C) 1999 SuSE GmbH Nuernberg
   2** Copyright (C) 2000 Grant Grundler, Hewlett-Packard
   3*/
   4#ifndef _UAPI_PARISC_PTRACE_H
   5#define _UAPI_PARISC_PTRACE_H
   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 * Please do NOT use this structure for future programs, but use
  18 * user_regs_struct (see below) instead.
  19 *
  20 * It can be accessed through PTRACE_PEEKUSR/PTRACE_POKEUSR only.
  21 */
  22
  23struct pt_regs {
  24        unsigned long gr[32];   /* PSW is in gr[0] */
  25        __u64 fr[32];
  26        unsigned long sr[ 8];
  27        unsigned long iasq[2];
  28        unsigned long iaoq[2];
  29        unsigned long cr27;
  30        unsigned long pad0;     /* available for other uses */
  31        unsigned long orig_r28;
  32        unsigned long ksp;
  33        unsigned long kpc;
  34        unsigned long sar;      /* CR11 */
  35        unsigned long iir;      /* CR19 */
  36        unsigned long isr;      /* CR20 */
  37        unsigned long ior;      /* CR21 */
  38        unsigned long ipsw;     /* CR22 */
  39};
  40
  41/**
  42 * struct user_regs_struct - User general purpose registers
  43 *
  44 * This is the user-visible general purpose register state structure
  45 * which is used to define the elf_gregset_t.
  46 *
  47 * It can be accessed through PTRACE_GETREGSET with NT_PRSTATUS
  48 * and through PTRACE_GETREGS.
  49 */
  50struct user_regs_struct {
  51        unsigned long gr[32];   /* PSW is in gr[0] */
  52        unsigned long sr[8];
  53        unsigned long iaoq[2];
  54        unsigned long iasq[2];
  55        unsigned long sar;      /* CR11 */
  56        unsigned long iir;      /* CR19 */
  57        unsigned long isr;      /* CR20 */
  58        unsigned long ior;      /* CR21 */
  59        unsigned long ipsw;     /* CR22 */
  60        unsigned long cr0;
  61        unsigned long cr24, cr25, cr26, cr27, cr28, cr29, cr30, cr31;
  62        unsigned long cr8, cr9, cr12, cr13, cr10, cr15;
  63        unsigned long _pad[80-64];      /* pad to ELF_NGREG (80) */
  64};
  65
  66/**
  67 * struct user_fp_struct - User floating point registers
  68 *
  69 * This is the user-visible floating point register state structure.
  70 * It uses the same layout and size as elf_fpregset_t.
  71 *
  72 * It can be accessed through PTRACE_GETREGSET with NT_PRFPREG
  73 * and through PTRACE_GETFPREGS.
  74 */
  75struct user_fp_struct {
  76        __u64 fr[32];
  77};
  78
  79
  80/*
  81 * The numbers chosen here are somewhat arbitrary but absolutely MUST
  82 * not overlap with any of the number assigned in <linux/ptrace.h>.
  83 *
  84 * These ones are taken from IA-64 on the assumption that theirs are
  85 * the most correct (and we also want to support PTRACE_SINGLEBLOCK
  86 * since we have taken branch traps too)
  87 */
  88#define PTRACE_SINGLEBLOCK      12      /* resume execution until next branch */
  89
  90#define PTRACE_GETREGS          18
  91#define PTRACE_SETREGS          19
  92#define PTRACE_GETFPREGS        14
  93#define PTRACE_SETFPREGS        15
  94
  95#endif /* _UAPI_PARISC_PTRACE_H */
  96