watch.h

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/*
 * 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) 2008 David Daney
 */
#ifndef _ASM_WATCH_H
#define _ASM_WATCH_H

#include <linux/bitops.h>

#include <asm/mipsregs.h>

void mips_install_watch_registers(void);
void mips_read_watch_registers(void);
void mips_clear_watch_registers(void);
void mips_probe_watch_registers(struct cpuinfo_mips *c);

#ifdef CONFIG_HARDWARE_WATCHPOINTS
#define __restore_watch() do {                      \
    if (unlikely(test_bit(TIF_LOAD_WATCH,               \
                  &current_thread_info()->flags))) {    \
        mips_install_watch_registers();             \
    }                               \
} while (0)

#else
#define __restore_watch() do {} while (0)
#endif

#endif /* _ASM_WATCH_H */