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-rw-r--r--arch/sparc/include/asm/byteorder.h1
-rw-r--r--arch/sparc/include/asm/unaligned.h10
2 files changed, 11 insertions, 0 deletions
diff --git a/arch/sparc/include/asm/byteorder.h b/arch/sparc/include/asm/byteorder.h
index b9fc65663..e3b3dec91 100644
--- a/arch/sparc/include/asm/byteorder.h
+++ b/arch/sparc/include/asm/byteorder.h
@@ -32,6 +32,7 @@
#if defined(__GNUC__) && !defined(__STRICT_ANSI__)
#define __BYTEORDER_HAS_U64__
+#define __SWAB_64_THRU_32__
#endif
#include <linux/byteorder/big_endian.h>
#endif /* _SPARC_BYTEORDER_H */
diff --git a/arch/sparc/include/asm/unaligned.h b/arch/sparc/include/asm/unaligned.h
new file mode 100644
index 000000000..0e646f7fa
--- /dev/null
+++ b/arch/sparc/include/asm/unaligned.h
@@ -0,0 +1,10 @@
+#ifndef _ASM_SPARC_UNALIGNED_H
+#define _ASM_SPARC_UNALIGNED_H
+
+/*
+ * The SPARC can not do unaligned accesses, it must be split into multiple
+ * byte accesses. The SPARC is in big endian mode.
+ */
+#include <asm-generic/unaligned.h>
+
+#endif /* _ASM_SPARC_UNALIGNED_H */