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authorPaul Mundt <lethal@linux-sh.org>2007-11-09 13:34:36 +0900
committerPaul Mundt <lethal@linux-sh.org>2008-01-28 13:18:40 +0900
commitf64ee87614e80ca270de0b80c5164ab05f4f1d98 (patch)
tree4b5897164ad95cb6a056bc7364544f2e27f02642 /include/asm-sh/irqflags_64.h
parent7960a1d02b00fd5dfa5c2d9b957e4e5f6ec23997 (diff)
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sh: Split out irqflags.h in to _32 and _64 variants.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'include/asm-sh/irqflags_64.h')
-rw-r--r--include/asm-sh/irqflags_64.h85
1 files changed, 85 insertions, 0 deletions
diff --git a/include/asm-sh/irqflags_64.h b/include/asm-sh/irqflags_64.h
new file mode 100644
index 0000000..4f6b8a5
--- /dev/null
+++ b/include/asm-sh/irqflags_64.h
@@ -0,0 +1,85 @@
+#ifndef __ASM_SH_IRQFLAGS_64_H
+#define __ASM_SH_IRQFLAGS_64_H
+
+#include <asm/cpu/registers.h>
+
+#define SR_MASK_LL 0x00000000000000f0LL
+#define SR_BL_LL 0x0000000010000000LL
+
+static inline void raw_local_irq_enable(void)
+{
+ unsigned long long __dummy0, __dummy1 = ~SR_MASK_LL;
+
+ __asm__ __volatile__("getcon " __SR ", %0\n\t"
+ "and %0, %1, %0\n\t"
+ "putcon %0, " __SR "\n\t"
+ : "=&r" (__dummy0)
+ : "r" (__dummy1));
+}
+
+static inline void raw_local_irq_disable(void)
+{
+ unsigned long long __dummy0, __dummy1 = SR_MASK_LL;
+
+ __asm__ __volatile__("getcon " __SR ", %0\n\t"
+ "or %0, %1, %0\n\t"
+ "putcon %0, " __SR "\n\t"
+ : "=&r" (__dummy0)
+ : "r" (__dummy1));
+}
+
+static inline void set_bl_bit(void)
+{
+ unsigned long long __dummy0, __dummy1 = SR_BL_LL;
+
+ __asm__ __volatile__("getcon " __SR ", %0\n\t"
+ "or %0, %1, %0\n\t"
+ "putcon %0, " __SR "\n\t"
+ : "=&r" (__dummy0)
+ : "r" (__dummy1));
+
+}
+
+static inline void clear_bl_bit(void)
+{
+ unsigned long long __dummy0, __dummy1 = ~SR_BL_LL;
+
+ __asm__ __volatile__("getcon " __SR ", %0\n\t"
+ "and %0, %1, %0\n\t"
+ "putcon %0, " __SR "\n\t"
+ : "=&r" (__dummy0)
+ : "r" (__dummy1));
+}
+
+static inline unsigned long __raw_local_save_flags(void)
+{
+ unsigned long long __dummy = SR_MASK_LL;
+ unsigned long flags;
+
+ __asm__ __volatile__ (
+ "getcon " __SR ", %0\n\t"
+ "and %0, %1, %0"
+ : "=&r" (flags)
+ : "r" (__dummy));
+
+ return flags;
+}
+
+static inline unsigned long __raw_local_irq_save(void)
+{
+ unsigned long long __dummy0, __dummy1 = SR_MASK_LL;
+ unsigned long flags;
+
+ __asm__ __volatile__ (
+ "getcon " __SR ", %1\n\t"
+ "or %1, r63, %0\n\t"
+ "or %1, %2, %1\n\t"
+ "putcon %1, " __SR "\n\t"
+ "and %0, %2, %0"
+ : "=&r" (flags), "=&r" (__dummy0)
+ : "r" (__dummy1));
+
+ return flags;
+}
+
+#endif /* __ASM_SH_IRQFLAGS_64_H */