linux/arch/um/include/asm/ptrace-generic.h
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   1/* 
   2 * Copyright (C) 2000 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
   3 * Licensed under the GPL
   4 */
   5
   6#ifndef __UM_PTRACE_GENERIC_H
   7#define __UM_PTRACE_GENERIC_H
   8
   9#ifndef __ASSEMBLY__
  10
  11#include <sysdep/ptrace.h>
  12
  13struct pt_regs {
  14        struct uml_pt_regs regs;
  15};
  16
  17#define arch_has_single_step()  (1)
  18
  19#define EMPTY_REGS { .regs = EMPTY_UML_PT_REGS }
  20
  21#define PT_REGS_IP(r) UPT_IP(&(r)->regs)
  22#define PT_REGS_SP(r) UPT_SP(&(r)->regs)
  23
  24#define PT_REGS_RESTART_SYSCALL(r) UPT_RESTART_SYSCALL(&(r)->regs)
  25
  26#define PT_REGS_SYSCALL_NR(r) UPT_SYSCALL_NR(&(r)->regs)
  27
  28#define instruction_pointer(regs) PT_REGS_IP(regs)
  29
  30struct task_struct;
  31
  32extern long subarch_ptrace(struct task_struct *child, long request,
  33        unsigned long addr, unsigned long data);
  34extern unsigned long getreg(struct task_struct *child, int regno);
  35extern int putreg(struct task_struct *child, int regno, unsigned long value);
  36
  37extern int arch_copy_tls(struct task_struct *new);
  38extern void clear_flushed_tls(struct task_struct *task);
  39extern int syscall_trace_enter(struct pt_regs *regs);
  40extern void syscall_trace_leave(struct pt_regs *regs);
  41
  42#endif
  43
  44#endif
  45