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Diffstat (limited to 'arch/mips/include/asm/idle.h')
-rw-r--r--arch/mips/include/asm/idle.h23
1 files changed, 23 insertions, 0 deletions
diff --git a/arch/mips/include/asm/idle.h b/arch/mips/include/asm/idle.h
new file mode 100644
index 00000000000..d192158886b
--- /dev/null
+++ b/arch/mips/include/asm/idle.h
@@ -0,0 +1,23 @@
+#ifndef __ASM_IDLE_H
+#define __ASM_IDLE_H
+
+#include <linux/linkage.h>
+
+extern void (*cpu_wait)(void);
+extern void r4k_wait(void);
+extern asmlinkage void __r4k_wait(void);
+extern void r4k_wait_irqoff(void);
+extern void __pastwait(void);
+
+static inline int using_rollback_handler(void)
+{
+ return cpu_wait == r4k_wait;
+}
+
+static inline int address_is_in_r4k_wait_irqoff(unsigned long addr)
+{
+ return addr >= (unsigned long)r4k_wait_irqoff &&
+ addr < (unsigned long)__pastwait;
+}
+
+#endif /* __ASM_IDLE_H */