include/asm-mips64/watch.h

   1 /* $Id: watch.h,v 1.1 1999/09/27 16:01:41 ralf Exp $
   2  *
   3  * This file is subject to the terms and conditions of the GNU General Public
   4  * License.  See the file "COPYING" in the main directory of this archive
   5  * for more details.
   6  *
   7  * Copyright (C) 1996, 1997, 1998, 1999 by Ralf Baechle
   8  */
   9 #ifndef _ASM_WATCH_H
  10 #define _ASM_WATCH_H
  11
  12 #include <linux/linkage.h>
  13
  14 /*
  15  * Types of reference for watch_set()
  16  */
  17 enum wref_type {
  18         wr_save = 1,
  19         wr_load = 2
  20 };
  21
  22 extern char watch_available;
  23
  24 extern asmlinkage void __watch_set(unsigned long addr, enum wref_type ref);
  25 extern asmlinkage void __watch_clear(void);
  26 extern asmlinkage void __watch_reenable(void);
  27
  28 #define watch_set(addr, ref)                                    \
  29         if (watch_available)                                    \
  30                 __watch_set(addr, ref)
  31 #define watch_clear()                                           \
  32         if (watch_available)                                    \
  33                 __watch_clear()
  34 #define watch_reenable()                                        \
  35         if (watch_available)                                    \
  36                 __watch_reenable()
  37
  38 #endif _ASM_WATCH_H