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Diffstat (limited to 'kernel/arch/cris/include/arch-v32/arch/swab.h')
-rw-r--r--kernel/arch/cris/include/arch-v32/arch/swab.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/kernel/arch/cris/include/arch-v32/arch/swab.h b/kernel/arch/cris/include/arch-v32/arch/swab.h
new file mode 100644
index 000000000..9a4ea5e20
--- /dev/null
+++ b/kernel/arch/cris/include/arch-v32/arch/swab.h
@@ -0,0 +1,24 @@
+#ifndef _ASM_CRIS_ARCH_SWAB_H
+#define _ASM_CRIS_ARCH_SWAB_H
+
+#include <asm/types.h>
+
+#define __SWAB_64_THRU_32__
+
+static inline __const__ __u32
+__arch_swab32(__u32 x)
+{
+ __asm__ __volatile__ ("swapwb %0" : "=r" (x) : "0" (x));
+ return (x);
+}
+#define __arch_swab32 __arch_swab32
+
+static inline __const__ __u16
+__arch_swab16(__u16 x)
+{
+ __asm__ __volatile__ ("swapb %0" : "=r" (x) : "0" (x));
+ return (x);
+}
+#define __arch_swab16 __arch_swab16
+
+#endif /* _ASM_CRIS_ARCH_SWAB_H */