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authorJeff Garzik <jgarzik@pobox.com>2005-09-01 18:02:27 -0400
committerJeff Garzik <jgarzik@pobox.com>2005-09-01 18:02:27 -0400
commitceeec3dc375e3b0618f16b34efc56fe093918f8b (patch)
tree2293d02721ee05131aaf1c60e4fba7e281585eec /include/asm-powerpc/unaligned.h
parentfbff868db3a4cc6a89d51da9a6d49b26c29d04fb (diff)
parente3ee3b78f83688a0ae4315e8be71b2eac559904a (diff)
/spare/repo/netdev-2.6 branch 'ieee80211'
Diffstat (limited to 'include/asm-powerpc/unaligned.h')
-rw-r--r--include/asm-powerpc/unaligned.h18
1 files changed, 18 insertions, 0 deletions
diff --git a/include/asm-powerpc/unaligned.h b/include/asm-powerpc/unaligned.h
new file mode 100644
index 00000000000..45520d9b85d
--- /dev/null
+++ b/include/asm-powerpc/unaligned.h
@@ -0,0 +1,18 @@
+#ifdef __KERNEL__
+#ifndef __PPC_UNALIGNED_H
+#define __PPC_UNALIGNED_H
+
+/*
+ * The PowerPC can do unaligned accesses itself in big endian mode.
+ *
+ * The strange macros are there to make sure these can't
+ * be misused in a way that makes them not work on other
+ * architectures where unaligned accesses aren't as simple.
+ */
+
+#define get_unaligned(ptr) (*(ptr))
+
+#define put_unaligned(val, ptr) ((void)( *(ptr) = (val) ))
+
+#endif
+#endif /* __KERNEL__ */