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9a8fd558 CZ |
1 | /* |
2 | * include/asm-xtensa/bug.h | |
3 | * | |
4 | * Macros to cause a 'bug' message. | |
5 | * | |
6 | * This file is subject to the terms and conditions of the GNU General Public | |
7 | * License. See the file "COPYING" in the main directory of this archive | |
8 | * for more details. | |
9 | * | |
10 | * Copyright (C) 2001 - 2005 Tensilica Inc. | |
11 | */ | |
12 | ||
13 | #ifndef _XTENSA_BUG_H | |
14 | #define _XTENSA_BUG_H | |
15 | ||
16 | #include <linux/stringify.h> | |
17 | ||
18 | #define ILL __asm__ __volatile__ (".byte 0,0,0\n") | |
19 | ||
20 | #ifdef CONFIG_KALLSYMS | |
21 | # define BUG() do { \ | |
22 | printk("kernel BUG at %s:%d!\n", __FILE__, __LINE__); \ | |
23 | ILL; \ | |
24 | } while (0) | |
25 | #else | |
26 | # define BUG() do { \ | |
27 | printk("kernel BUG!\n"); \ | |
28 | ILL; \ | |
29 | } while (0) | |
30 | #endif | |
31 | ||
32 | #define BUG_ON(condition) do { if (unlikely((condition)!=0)) BUG(); } while(0) | |
33 | #define PAGE_BUG(page) do { BUG(); } while (0) | |
34 | #define WARN_ON(condition) do { \ | |
35 | if (unlikely((condition)!=0)) { \ | |
36 | printk ("Warning in %s at %s:%d\n", __FUNCTION__, __FILE__, __LINE__); \ | |
37 | dump_stack(); \ | |
38 | } \ | |
39 | } while (0) | |
40 | ||
41 | #endif /* _XTENSA_BUG_H */ |