1/*
2 * This file is subject to the terms and conditions of the GNU General Public
3 * License.  See the file "COPYING" in the main directory of this archive
4 * for more details.
5 *
6 * Copyright (C) 2008 David Daney
7 */
8#ifndef _ASM_WATCH_H
9#define _ASM_WATCH_H
10
11#include <linux/bitops.h>
12
13#include <asm/mipsregs.h>
14
15void mips_install_watch_registers(struct task_struct *t);
16void mips_read_watch_registers(void);
17void mips_clear_watch_registers(void);
18void mips_probe_watch_registers(struct cpuinfo_mips *c);
19
20#ifdef CONFIG_HARDWARE_WATCHPOINTS
21#define __restore_watch(task) do {					\
22	if (unlikely(test_bit(TIF_LOAD_WATCH,				\
23			      &task_thread_info(task)->flags))) {	\
24		mips_install_watch_registers(task);			\
25	}								\
26} while (0)
27
28#else
29#define __restore_watch(task) do {} while (0)
30#endif
31
32#endif /* _ASM_WATCH_H */
33