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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
Jeff Dikeba180fd2007-10-16 01:27:00 -07002 * Copyright (C) 2000 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
Linus Torvalds1da177e2005-04-16 15:20:36 -07003 * Licensed under the GPL
4 */
5
6#ifndef __UM_PTRACE_GENERIC_H
7#define __UM_PTRACE_GENERIC_H
8
9#ifndef __ASSEMBLY__
10
Al Viro5077c2a2008-08-18 00:19:01 -040011#include <asm/ptrace-abi.h>
Jeff Dikee8012b52007-10-16 01:27:16 -070012#include <asm/user.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070013#include "sysdep/ptrace.h"
14
15struct pt_regs {
Jeff Dike77bf4402007-10-16 01:26:58 -070016 struct uml_pt_regs regs;
Linus Torvalds1da177e2005-04-16 15:20:36 -070017};
18
Christoph Hellwig1bd09502010-03-10 15:22:56 -080019#define arch_has_single_step() (1)
20
Al Viro4d338e12006-03-31 02:30:15 -080021#define EMPTY_REGS { .regs = EMPTY_UML_PT_REGS }
Linus Torvalds1da177e2005-04-16 15:20:36 -070022
23#define PT_REGS_IP(r) UPT_IP(&(r)->regs)
24#define PT_REGS_SP(r) UPT_SP(&(r)->regs)
25
26#define PT_REG(r, reg) UPT_REG(&(r)->regs, reg)
27#define PT_REGS_SET(r, reg, val) UPT_SET(&(r)->regs, reg, val)
28
29#define PT_REGS_SET_SYSCALL_RETURN(r, res) \
30 UPT_SET_SYSCALL_RETURN(&(r)->regs, res)
31#define PT_REGS_RESTART_SYSCALL(r) UPT_RESTART_SYSCALL(&(r)->regs)
32
33#define PT_REGS_SYSCALL_NR(r) UPT_SYSCALL_NR(&(r)->regs)
34
35#define PT_REGS_SC(r) UPT_SC(&(r)->regs)
36
37#define instruction_pointer(regs) PT_REGS_IP(regs)
38
39struct task_struct;
40
Richard Weinberger8818b672010-11-11 14:05:04 -080041extern long subarch_ptrace(struct task_struct *child, long request,
42 unsigned long addr, unsigned long data);
Linus Torvalds1da177e2005-04-16 15:20:36 -070043extern unsigned long getreg(struct task_struct *child, int regno);
44extern int putreg(struct task_struct *child, int regno, unsigned long value);
Jeff Dikee8012b52007-10-16 01:27:16 -070045extern int get_fpregs(struct user_i387_struct __user *buf,
46 struct task_struct *child);
47extern int set_fpregs(struct user_i387_struct __user *buf,
48 struct task_struct *child);
Linus Torvalds1da177e2005-04-16 15:20:36 -070049
50extern void show_regs(struct pt_regs *regs);
51
Paolo 'Blaisorblade' Giarrussoaa6758d2006-03-31 02:30:22 -080052extern int arch_copy_tls(struct task_struct *new);
53extern void clear_flushed_tls(struct task_struct *task);
Linus Torvalds1da177e2005-04-16 15:20:36 -070054
55#endif
56
Paolo 'Blaisorblade' Giarrussoaa6758d2006-03-31 02:30:22 -080057#endif