1 files changed, 24 insertions, 0 deletions

diff --git a/arch/m68k/include/asm/swab_no.h b/arch/m68k/include/asm/swab_no.h
new file mode 100644
index 000000000000..e582257db300
--- /dev/null
+++ b/arch/m68k/include/asm/swab_no.h
@@ -0,0 +1,24 @@
+#ifndef _M68KNOMMU_SWAB_H
+#define _M68KNOMMU_SWAB_H
+
+#include <linux/types.h>
+
+#if defined(__GNUC__) && !defined(__STRICT_ANSI__) || defined(__KERNEL__)
+#  define __SWAB_64_THRU_32__
+#endif
+
+#if defined (__mcfisaaplus__) || defined (__mcfisac__)
+static inline __attribute_const__ __u32 __arch_swab32(__u32 val)
+{
+        asm(
+                        "byterev %0"
+                        : "=d" (val)
+                        : "0" (val)
+           );
+        return val;
+}
+
+#define __arch_swab32 __arch_swab32
+#endif
+
+#endif /* _M68KNOMMU_SWAB_H */