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Diffstat (limited to 'arch/h8300/include/asm')
-rw-r--r--arch/h8300/include/asm/irqflags.h43
-rw-r--r--arch/h8300/include/asm/system.h24
2 files changed, 44 insertions, 23 deletions
diff --git a/arch/h8300/include/asm/irqflags.h b/arch/h8300/include/asm/irqflags.h
new file mode 100644
index 00000000000..9617cd57aeb
--- /dev/null
+++ b/arch/h8300/include/asm/irqflags.h
@@ -0,0 +1,43 @@
+#ifndef _H8300_IRQFLAGS_H
+#define _H8300_IRQFLAGS_H
+
+static inline unsigned long arch_local_save_flags(void)
+{
+ unsigned long flags;
+ asm volatile ("stc ccr,%w0" : "=r" (flags));
+ return flags;
+}
+
+static inline void arch_local_irq_disable(void)
+{
+ asm volatile ("orc #0x80,ccr" : : : "memory");
+}
+
+static inline void arch_local_irq_enable(void)
+{
+ asm volatile ("andc #0x7f,ccr" : : : "memory");
+}
+
+static inline unsigned long arch_local_irq_save(void)
+{
+ unsigned long flags = arch_local_save_flags();
+ arch_local_irq_disable();
+ return flags;
+}
+
+static inline void arch_local_irq_restore(unsigned long flags)
+{
+ asm volatile ("ldc %w0,ccr" : : "r" (flags) : "memory");
+}
+
+static inline bool arch_irqs_disabled_flags(unsigned long flags)
+{
+ return (flags & 0x80) == 0x80;
+}
+
+static inline bool arch_irqs_disabled(void)
+{
+ return arch_irqs_disabled_flags(arch_local_save_flags());
+}
+
+#endif /* _H8300_IRQFLAGS_H */
diff --git a/arch/h8300/include/asm/system.h b/arch/h8300/include/asm/system.h
index 16bf1560ff6..2c2382e50d9 100644
--- a/arch/h8300/include/asm/system.h
+++ b/arch/h8300/include/asm/system.h
@@ -2,6 +2,7 @@
#define _H8300_SYSTEM_H
#include <linux/linkage.h>
+#include <linux/irqflags.h>
struct pt_regs;
@@ -51,31 +52,8 @@ asmlinkage void resume(void);
(last) = _last; \
}
-#define __sti() asm volatile ("andc #0x7f,ccr")
-#define __cli() asm volatile ("orc #0x80,ccr")
-
-#define __save_flags(x) \
- asm volatile ("stc ccr,%w0":"=r" (x))
-
-#define __restore_flags(x) \
- asm volatile ("ldc %w0,ccr": :"r" (x))
-
-#define irqs_disabled() \
-({ \
- unsigned char flags; \
- __save_flags(flags); \
- ((flags & 0x80) == 0x80); \
-})
-
#define iret() __asm__ __volatile__ ("rte": : :"memory", "sp", "cc")
-/* For spinlocks etc */
-#define local_irq_disable() __cli()
-#define local_irq_enable() __sti()
-#define local_irq_save(x) ({ __save_flags(x); local_irq_disable(); })
-#define local_irq_restore(x) __restore_flags(x)
-#define local_save_flags(x) __save_flags(x)
-
/*
* Force strict CPU ordering.
* Not really required on H8...