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Diffstat (limited to 'include/asm-sh/bug.h')
-rw-r--r--include/asm-sh/bug.h53
1 files changed, 44 insertions, 9 deletions
diff --git a/include/asm-sh/bug.h b/include/asm-sh/bug.h
index 1b4fc52a59e8..2f89dd06d0cd 100644
--- a/include/asm-sh/bug.h
+++ b/include/asm-sh/bug.h
@@ -1,19 +1,54 @@
#ifndef __ASM_SH_BUG_H
#define __ASM_SH_BUG_H
-
#ifdef CONFIG_BUG
-/*
- * Tell the user there is some problem.
- */
-#define BUG() do { \
- printk("kernel BUG at %s:%d!\n", __FILE__, __LINE__); \
- *(volatile int *)0 = 0; \
+
+struct bug_frame {
+ unsigned short opcode;
+ unsigned short line;
+ const char *file;
+ const char *func;
+};
+
+struct pt_regs;
+
+extern void handle_BUG(struct pt_regs *);
+
+#define TRAPA_BUG_OPCODE 0xc33e /* trapa #0x3e */
+
+#ifdef CONFIG_DEBUG_BUGVERBOSE
+
+#define BUG() \
+do { \
+ __asm__ __volatile__ ( \
+ ".align 2\n\t" \
+ ".short %O0\n\t" \
+ ".short %O1\n\t" \
+ ".long %O2\n\t" \
+ ".long %O3\n\t" \
+ : \
+ : "n" (TRAPA_BUG_OPCODE), \
+ "i" (__LINE__), "X" (__FILE__), \
+ "X" (__FUNCTION__)); \
+} while (0)
+
+#else
+
+#define BUG() \
+do { \
+ __asm__ __volatile__ ( \
+ ".align 2\n\t" \
+ ".short %O0\n\t" \
+ : \
+ : "n" (TRAPA_BUG_OPCODE)); \
} while (0)
+#endif /* CONFIG_DEBUG_BUGVERBOSE */
+
#define HAVE_ARCH_BUG
-#endif
+
+#endif /* CONFIG_BUG */
#include <asm-generic/bug.h>
-#endif
+#endif /* __ASM_SH_BUG_H */