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-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 000000000000..9dc10df32078
--- /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 */