From: Mike Frysinger <vapier@gentoo.org>
Date: Thu, 21 Jan 2010 10:01:14 +0000 (-0500)
Subject: asm-generic/unaligned.h: dynamic default unaligned accesses
X-Git-Tag: v2010.03-rc2~16
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=3adc1fda38a6aacd4aaf3c2c9cc62a1e69e6de17;p=u-boot

asm-generic/unaligned.h: dynamic default unaligned accesses

This is based on the asm-arm/unaligned.h, but made generic so all arches
that cannot do unaligned accesses can utilize it.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
---

diff --git a/include/asm-generic/unaligned.h b/include/asm-generic/unaligned.h
new file mode 100644
index 0000000000..fd0255099a
--- /dev/null
+++ b/include/asm-generic/unaligned.h
@@ -0,0 +1,23 @@
+#ifndef _GENERIC_UNALIGNED_H
+#define _GENERIC_UNALIGNED_H
+
+#include <asm/byteorder.h>
+
+#include <linux/unaligned/le_byteshift.h>
+#include <linux/unaligned/be_byteshift.h>
+#include <linux/unaligned/generic.h>
+
+/*
+ * Select endianness
+ */
+#if defined(__LITTLE_ENDIAN)
+#define get_unaligned	__get_unaligned_le
+#define put_unaligned	__put_unaligned_le
+#elif defined(__BIG_ENDIAN)
+#define get_unaligned	__get_unaligned_be
+#define put_unaligned	__put_unaligned_be
+#else
+#error invalid endian
+#endif
+
+#endif