mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-17 09:14:19 +08:00
6aa3524c18
This is the main support code for the patch. Here we just add the code, the following patches hook it up. Signed-off-by: David Daney <ddaney@avtrex.com> Signed-off-by: Ralf Baechle <ralf@linux-mips.org> create mode 100644 arch/mips/include/asm/watch.h create mode 100644 arch/mips/kernel/watch.c
33 lines
799 B
C
33 lines
799 B
C
/*
|
|
* 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, \
|
|
¤t_thread_info()->flags))) { \
|
|
mips_install_watch_registers(); \
|
|
} \
|
|
} while (0)
|
|
|
|
#else
|
|
#define __restore_watch() do {} while (0)
|
|
#endif
|
|
|
|
#endif /* _ASM_WATCH_H */
|