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/linkage.h> 15 16#ifdef CONFIG_BUG 17/* 18 * Tell the user there is some problem. 19 */ 20extern asmlinkage void __debug_bug_trap(int signr); 21 22#ifdef CONFIG_NO_KERNEL_MSG 23#define _debug_bug_printk() 24#else 25extern void __debug_bug_printk(const char *file, unsigned line); 26#define _debug_bug_printk() __debug_bug_printk(__FILE__, __LINE__) 27#endif 28 29#define _debug_bug_trap(signr) \ 30do { \ 31 __debug_bug_trap(signr); \ 32 asm volatile("nop"); \ 33} while(1) 34 35#define HAVE_ARCH_BUG 36#define BUG() \ 37do { \ 38 _debug_bug_printk(); \ 39 _debug_bug_trap(6 /*SIGABRT*/); \ 40} while (0) 41 42#ifdef CONFIG_GDBSTUB 43#define HAVE_ARCH_KGDB_RAISE 44#define kgdb_raise(signr) do { _debug_bug_trap(signr); } while(0) 45 46#define HAVE_ARCH_KGDB_BAD_PAGE 47#define kgdb_bad_page(page) do { kgdb_raise(SIGABRT); } while(0) 48#endif 49 50#endif /* CONFIG_BUG */ 51 52#include <asm-generic/bug.h> 53 54extern void die_if_kernel(const char *, ...) __attribute__((format(printf, 1, 2))); 55 56#endif 57