[U-Boot] [PATCH] m68k:correct io macros about endian

Chao Fu b44548 at freescale.com
Fri Dec 13 06:39:07 CET 2013


From: Chao Fu <B44548 at freescale.com>

M68k is big endian cpu ,so use be_out and be_in in big endian.

Signed-off-by: Chao Fu <b44548 at freescale.com>
---
 arch/m68k/include/asm/io.h | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/arch/m68k/include/asm/io.h b/arch/m68k/include/asm/io.h
index 5a87a9b..2d2a519 100644
--- a/arch/m68k/include/asm/io.h
+++ b/arch/m68k/include/asm/io.h
@@ -32,10 +32,10 @@
 #define writew(b,addr)		((*(volatile u16 *) (addr)) = (b))
 #define writel(b,addr)		((*(volatile u32 *) (addr)) = (b))
 #else
-#define readw(addr)		in_le16((volatile u16 *)(addr))
-#define readl(addr)		in_le32((volatile u32 *)(addr))
-#define writew(b,addr)		out_le16((volatile u16 *)(addr),(b))
-#define writel(b,addr)		out_le32((volatile u32 *)(addr),(b))
+#define readw(addr)		in_be16((volatile u16 *)(addr))
+#define readl(addr)		in_be32((volatile u32 *)(addr))
+#define writew(b,addr)		out_be16((volatile u16 *)(addr),(b))
+#define writel(b,addr)		out_be32((volatile u32 *)(addr),(b))
 #endif
 
 /*
-- 
1.8.4




More information about the U-Boot mailing list