diff options
| author | Haavard Skinnemoen <haavard.skinnemoen@atmel.com> | 2008-08-05 13:35:07 +0200 |
|---|---|---|
| committer | Haavard Skinnemoen <haavard.skinnemoen@atmel.com> | 2008-08-05 13:35:07 +0200 |
| commit | 84db8d7cdb072866f5a6c6ac2c9a74c5c48dd22f (patch) | |
| tree | 7f10cc33bca606abd1547ae90d90362134a35332 /arch/avr32/include/asm/bug.h | |
| parent | 2b12a4c524812fb3f6ee590a02e65b95c8c32229 (diff) | |
avr32: Move include/asm-avr32 to arch/avr32/include/asm
Leaving include/asm/arch alone for now.
Signed-off-by: Haavard Skinnemoen <haavard.skinnemoen@atmel.com>
Diffstat (limited to 'arch/avr32/include/asm/bug.h')
| -rw-r--r-- | arch/avr32/include/asm/bug.h | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/arch/avr32/include/asm/bug.h b/arch/avr32/include/asm/bug.h new file mode 100644 index 00000000000..331d45bab18 --- /dev/null +++ b/arch/avr32/include/asm/bug.h @@ -0,0 +1,73 @@ +/* + * Copyright (C) 2006 Atmel Corporation + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#ifndef __ASM_AVR32_BUG_H +#define __ASM_AVR32_BUG_H + +#ifdef CONFIG_BUG + +/* + * According to our Chief Architect, this compact opcode is very + * unlikely to ever be implemented. + */ +#define AVR32_BUG_OPCODE 0x5df0 + +#ifdef CONFIG_DEBUG_BUGVERBOSE + +#define _BUG_OR_WARN(flags) \ + asm volatile( \ + "1: .hword %0\n" \ + " .section __bug_table,\"a\",@progbits\n" \ + "2: .long 1b\n" \ + " .long %1\n" \ + " .short %2\n" \ + " .short %3\n" \ + " .org 2b + %4\n" \ + " .previous" \ + : \ + : "i"(AVR32_BUG_OPCODE), "i"(__FILE__), \ + "i"(__LINE__), "i"(flags), \ + "i"(sizeof(struct bug_entry))) + +#else + +#define _BUG_OR_WARN(flags) \ + asm volatile( \ + "1: .hword %0\n" \ + " .section __bug_table,\"a\",@progbits\n" \ + "2: .long 1b\n" \ + " .short %1\n" \ + " .org 2b + %2\n" \ + " .previous" \ + : \ + : "i"(AVR32_BUG_OPCODE), "i"(flags), \ + "i"(sizeof(struct bug_entry))) + +#endif /* CONFIG_DEBUG_BUGVERBOSE */ + +#define BUG() \ + do { \ + _BUG_OR_WARN(0); \ + for (;;); \ + } while (0) + +#define WARN_ON(condition) \ + ({ \ + int __ret_warn_on = !!(condition); \ + if (unlikely(__ret_warn_on)) \ + _BUG_OR_WARN(BUGFLAG_WARNING); \ + unlikely(__ret_warn_on); \ + }) + +#define HAVE_ARCH_BUG +#define HAVE_ARCH_WARN_ON + +#endif /* CONFIG_BUG */ + +#include <asm-generic/bug.h> + +#endif /* __ASM_AVR32_BUG_H */ |