sh: Split out irqflags.h in to _32 and _64 variants.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

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 000000000000..4f6b8a56e7bd
--- /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 */