From: Thomas Chou <thomas@wytron.com.tw>
Date: Sat, 17 Apr 2010 15:10:09 +0000 (+0800)
Subject: nios2: add 64 bits swab support
X-Git-Tag: v2010.06-rc1~78^2~5
X-Git-Url: https://git.kernelconcepts.de/?p=karo-tx-uboot.git;a=commitdiff_plain;h=0dc1c7f692c15fe1745e3eeab918e98ee6126677

nios2: add 64 bits swab support

This patch adds 64 bits swab support. Most 32 bits processors use
this. We need 64 bits swab for UBI.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Signed-off-by: Scott McNutt <smcnutt@psyent.com>
---

diff --git a/arch/nios2/include/asm/byteorder.h b/arch/nios2/include/asm/byteorder.h
index 495c823af2..d5c152e73e 100644
--- a/arch/nios2/include/asm/byteorder.h
+++ b/arch/nios2/include/asm/byteorder.h
@@ -25,6 +25,12 @@
 #define __ASM_NIOS2_BYTEORDER_H_
 
 #include <asm/types.h>
+
+#if !defined(__STRICT_ANSI__) || defined(__KERNEL__)
+#  define __BYTEORDER_HAS_U64__
+#  define __SWAB_64_THRU_32__
+#endif
+
 #include <linux/byteorder/little_endian.h>
 
 #endif /* __ASM_NIOS2_BYTEORDER_H_ */