include/asm-frv/bug.h

   1 /* bug.h: FRV bug trapping
   2  *
   3  * Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
   4  * Written by David Howells (dhowells@redhat.com)
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License
   8  * as published by the Free Software Foundation; either version
   9  * 2 of the License, or (at your option) any later version.
  10  */
  11 #ifndef _ASM_BUG_H
  12 #define _ASM_BUG_H
  13
  14 #include <linux/config.h>
  15 #include <linux/linkage.h>
  16
  17 #ifdef CONFIG_BUG
  18 /*
  19  * Tell the user there is some problem.
  20  */
  21 extern asmlinkage void __debug_bug_trap(int signr);
  22
  23 #ifdef CONFIG_NO_KERNEL_MSG
  24 #define _debug_bug_printk()
  25 #else
  26 extern void __debug_bug_printk(const char *file, unsigned line);
  27 #define _debug_bug_printk() __debug_bug_printk(__FILE__, __LINE__)
  28 #endif
  29
  30 #define _debug_bug_trap(signr)                  \
  31 do {                                            \
  32         __debug_bug_trap(signr);                \
  33         asm volatile("nop");                    \
  34 } while(0)
  35
  36 #define HAVE_ARCH_BUG
  37 #define BUG()                                   \
  38 do {                                            \
  39         _debug_bug_printk();                    \
  40         _debug_bug_trap(6 /*SIGABRT*/);         \
  41 } while (0)
  42
  43 #ifdef CONFIG_GDBSTUB
  44 #define HAVE_ARCH_KGDB_RAISE
  45 #define kgdb_raise(signr) do { _debug_bug_trap(signr); } while(0)
  46
  47 #define HAVE_ARCH_KGDB_BAD_PAGE
  48 #define kgdb_bad_page(page) do { kgdb_raise(SIGABRT); } while(0)
  49 #endif
  50 #endif
  51
  52 #include <asm-generic/bug.h>
  53
  54 #endif