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/* 
 * Copyright (C) 2000 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
 * Licensed under the GPL
 */

#ifndef __UM_PTRACE_GENERIC_H
#define __UM_PTRACE_GENERIC_H

#ifndef __ASSEMBLY__

#include <asm/ptrace-abi.h>
#include <asm/user.h>
#include "sysdep/ptrace.h"

struct pt_regs {
	struct uml_pt_regs regs;
};

#define arch_has_single_step()	(1)

#define EMPTY_REGS { .regs = EMPTY_UML_PT_REGS }

#define PT_REGS_IP(r) UPT_IP(&(r)->regs)
#define PT_REGS_SP(r) UPT_SP(&(r)->regs)

#define PT_REG(r, reg) UPT_REG(&(r)->regs, reg)
#define PT_REGS_SET(r, reg, val) UPT_SET(&(r)->regs, reg, val)

#define PT_REGS_SET_SYSCALL_RETURN(r, res) \
	UPT_SET_SYSCALL_RETURN(&(r)->regs, res)
#define PT_REGS_RESTART_SYSCALL(r) UPT_RESTART_SYSCALL(&(r)->regs)

#define PT_REGS_SYSCALL_NR(r) UPT_SYSCALL_NR(&(r)->regs)

#define PT_REGS_SC(r) UPT_SC(&(r)->regs)

#define instruction_pointer(regs) PT_REGS_IP(regs)

struct task_struct;

extern long subarch_ptrace(struct task_struct *child, long request,
	unsigned long addr, unsigned long data);
extern unsigned long getreg(struct task_struct *child, int regno);
extern int putreg(struct task_struct *child, int regno, unsigned long value);
extern int get_fpregs(struct user_i387_struct __user *buf,
		      struct task_struct *child);
extern int set_fpregs(struct user_i387_struct __user *buf,
		      struct task_struct *child);

extern int arch_copy_tls(struct task_struct *new);
extern void clear_flushed_tls(struct task_struct *task);

#endif

#endif

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