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authorPaul Mundt <lethal@linux-sh.org>2008-10-20 11:17:52 +0900
committerPaul Mundt <lethal@linux-sh.org>2008-10-20 11:17:52 +0900
commit4cb40f795af36b3deb743f6ccf6c3fd542c61c8d (patch)
treedb3d7519932549bf528f5b8e4cb8350356cd544d /arch/mips/include/asm/bugs.h
parent79ed2a9216dd3cc35c4f2c5dbaddadb195af83ac (diff)
parent0cfd81031a26717fe14380d18275f8e217571615 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts: Documentation/kernel-parameters.txt arch/sh/include/asm/elf.h
Diffstat (limited to 'arch/mips/include/asm/bugs.h')
-rw-r--r--arch/mips/include/asm/bugs.h53
1 files changed, 53 insertions, 0 deletions
diff --git a/arch/mips/include/asm/bugs.h b/arch/mips/include/asm/bugs.h
new file mode 100644
index 00000000000..9dc10df3207
--- /dev/null
+++ b/arch/mips/include/asm/bugs.h
@@ -0,0 +1,53 @@
+/*
+ * This is included by init/main.c to check for architecture-dependent bugs.
+ *
+ * Copyright (C) 2007 Maciej W. Rozycki
+ *
+ * Needs:
+ * void check_bugs(void);
+ */
+#ifndef _ASM_BUGS_H
+#define _ASM_BUGS_H
+
+#include <linux/bug.h>
+#include <linux/delay.h>
+
+#include <asm/cpu.h>
+#include <asm/cpu-info.h>
+
+extern int daddiu_bug;
+
+extern void check_bugs64_early(void);
+
+extern void check_bugs32(void);
+extern void check_bugs64(void);
+
+static inline void check_bugs_early(void)
+{
+#ifdef CONFIG_64BIT
+ check_bugs64_early();
+#endif
+}
+
+static inline void check_bugs(void)
+{
+ unsigned int cpu = smp_processor_id();
+
+ cpu_data[cpu].udelay_val = loops_per_jiffy;
+ check_bugs32();
+#ifdef CONFIG_64BIT
+ check_bugs64();
+#endif
+}
+
+static inline int r4k_daddiu_bug(void)
+{
+#ifdef CONFIG_64BIT
+ WARN_ON(daddiu_bug < 0);
+ return daddiu_bug != 0;
+#else
+ return 0;
+#endif
+}
+
+#endif /* _ASM_BUGS_H */