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/*
* Functions to use the watch register debugging functionality.
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 1996, 1997 by Ralf Baechle
*
* $Id: watch.h,v 1.2 1997/09/19 08:37:44 ralf Exp $
*/
#ifndef __ASM_WATCH_H
#define __ASM_WATCH_H
#include <linux/linkage.h>
/*
* Types of reference for watch_set()
*/
enum wref_type {
wr_save = 1,
wr_load = 2
};
extern char watch_available;
extern asmlinkage __watch_set(unsigned long addr, enum wref_type ref);
extern asmlinkage __watch_clear(void);
extern asmlinkage __watch_reenable(void);
#define watch_set(addr, ref) \
if (watch_available) \
__watch_set(addr, ref)
#define watch_clear() \
if (watch_available) \
__watch_clear()
#define watch_reenable() \
if (watch_available) \
__watch_reenable()
#endif __ASM_WATCH_H
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