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authorJesper Nilsson <jesper.nilsson@axis.com>2008-10-21 17:45:58 +0200
committerJesper Nilsson <jesper.nilsson@axis.com>2008-10-29 17:29:44 +0100
commit556dcee7b829e5c350c3ffdbdb87a8b15aa3c5d3 (patch)
tree26485b0d92eedcba6c0c96d4069469041aaf7106 /arch/cris/include/arch-v10/arch/byteorder.h
parent242bfafc8e42da4697c1e2dea108049d14dbac4b (diff)
[CRIS] Move header files from include to arch/cris/include.
Change all users of header files to correct path. Remove some unneeded headers for arch-v32. Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>
Diffstat (limited to 'arch/cris/include/arch-v10/arch/byteorder.h')
-rw-r--r--arch/cris/include/arch-v10/arch/byteorder.h26
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/cris/include/arch-v10/arch/byteorder.h b/arch/cris/include/arch-v10/arch/byteorder.h
new file mode 100644
index 00000000000..255b646b7fa
--- /dev/null
+++ b/arch/cris/include/arch-v10/arch/byteorder.h
@@ -0,0 +1,26 @@
+#ifndef _CRIS_ARCH_BYTEORDER_H
+#define _CRIS_ARCH_BYTEORDER_H
+
+#include <asm/types.h>
+#include <linux/compiler.h>
+
+/* we just define these two (as we can do the swap in a single
+ * asm instruction in CRIS) and the arch-independent files will put
+ * them together into ntohl etc.
+ */
+
+static inline __attribute_const__ __u32 ___arch__swab32(__u32 x)
+{
+ __asm__ ("swapwb %0" : "=r" (x) : "0" (x));
+
+ return(x);
+}
+
+static inline __attribute_const__ __u16 ___arch__swab16(__u16 x)
+{
+ __asm__ ("swapb %0" : "=r" (x) : "0" (x));
+
+ return(x);
+}
+
+#endif