arch/um/include/sysdep-i386/ptrace_user.h

   1 /*
   2  * Copyright (C) 2002 Jeff Dike (jdike@karaya.com)
   3  * Licensed under the GPL
   4  */
   5
   6 #ifndef __SYSDEP_I386_PTRACE_USER_H__
   7 #define __SYSDEP_I386_PTRACE_USER_H__
   8
   9 #include <sys/ptrace.h>
  10 #include <linux/ptrace.h>
  11 #include <asm/ptrace.h>
  12 #include "user_constants.h"
  13
  14 #define PT_OFFSET(r) ((r) * sizeof(long))
  15
  16 #define PT_SYSCALL_NR(regs) ((regs)[ORIG_EAX])
  17 #define PT_SYSCALL_NR_OFFSET PT_OFFSET(ORIG_EAX)
  18
  19 #define PT_SYSCALL_ARG1_OFFSET PT_OFFSET(EBX)
  20 #define PT_SYSCALL_ARG2_OFFSET PT_OFFSET(ECX)
  21 #define PT_SYSCALL_ARG3_OFFSET PT_OFFSET(EDX)
  22 #define PT_SYSCALL_ARG4_OFFSET PT_OFFSET(ESI)
  23 #define PT_SYSCALL_ARG5_OFFSET PT_OFFSET(EDI)
  24 #define PT_SYSCALL_ARG6_OFFSET PT_OFFSET(EBP)
  25
  26 #define PT_SYSCALL_RET_OFFSET PT_OFFSET(EAX)
  27
  28 #define REGS_SYSCALL_NR EAX /* This is used before a system call */
  29 #define REGS_SYSCALL_ARG1 EBX
  30 #define REGS_SYSCALL_ARG2 ECX
  31 #define REGS_SYSCALL_ARG3 EDX
  32 #define REGS_SYSCALL_ARG4 ESI
  33 #define REGS_SYSCALL_ARG5 EDI
  34 #define REGS_SYSCALL_ARG6 EBP
  35
  36 #define REGS_IP_INDEX EIP
  37 #define REGS_SP_INDEX UESP
  38
  39 #define PT_IP_OFFSET PT_OFFSET(EIP)
  40 #define PT_IP(regs) ((regs)[EIP])
  41 #define PT_SP_OFFSET PT_OFFSET(UESP)
  42 #define PT_SP(regs) ((regs)[UESP])
  43
  44 #define FP_SIZE ((HOST_XFP_SIZE > HOST_FP_SIZE) ? HOST_XFP_SIZE : HOST_FP_SIZE)
  45
  46 #ifndef FRAME_SIZE
  47 #define FRAME_SIZE (17)
  48 #endif
  49 #define FRAME_SIZE_OFFSET (FRAME_SIZE * sizeof(unsigned long))
  50
  51 #define FP_FRAME_SIZE (27)
  52 #define FPX_FRAME_SIZE (128)
  53
  54 #ifdef PTRACE_GETREGS
  55 #define UM_HAVE_GETREGS
  56 #endif
  57
  58 #ifdef PTRACE_SETREGS
  59 #define UM_HAVE_SETREGS
  60 #endif
  61
  62 #ifdef PTRACE_GETFPREGS
  63 #define UM_HAVE_GETFPREGS
  64 #endif
  65
  66 #ifdef PTRACE_SETFPREGS
  67 #define UM_HAVE_SETFPREGS
  68 #endif
  69
  70 #ifdef PTRACE_GETFPXREGS
  71 #define UM_HAVE_GETFPXREGS
  72 #endif
  73
  74 #ifdef PTRACE_SETFPXREGS
  75 #define UM_HAVE_SETFPXREGS
  76 #endif
  77
  78 #endif