sysmo-bts
/
barebox
9
0
Fork 0
Code Releases Activity

Fix big endian MMIO primitives. 

cpu_read*() and cpu_wrire*() are precisely equal to __raw_read*() and
__raw_write*().

Striving for correctness we can replace all those __raw_*() with cpu_*()
as that's exactly what the former ones do.

Signed-off-by: Krzysztof Hałasa <khc@pm.waw.pl>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Krzysztof Halasa 2012-05-05 23:34:13 +02:00 committed by Sascha Hauer
parent 14ec1f6d4b
commit be57f20cdd
1 changed files with 6 additions and 15 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
include/io.h
View File

@ -4,20 +4,11 @@
#include <asm/io.h>
/* cpu_read/cpu_write: cpu native io accessors */
#if __BYTE_ORDER == __BIG_ENDIAN
#define cpu_readb(a) readb(a)
#define cpu_readw(a) in_be16(a)
#define cpu_readl(a) in_be32(a)
#define cpu_writeb(v, a) writeb((v), (a))
#define cpu_writew(v, a) out_be16((a), (v))
#define cpu_writel(v, a) out_be32((a), (v))
#else
#define cpu_readb(a) readb(a)
#define cpu_readw(a) readw(a)
#define cpu_readl(a) readl(a)
#define cpu_writeb(v, a) writeb((v), (a))
#define cpu_writew(v, a) writew((v), (a))
#define cpu_writel(v, a) writel((v), (a))
#endif
#define cpu_readb(a) __raw_readb(a)
#define cpu_readw(a) __raw_readw(a)
#define cpu_readl(a) __raw_readl(a)
#define cpu_writeb(v, a) __raw_writeb((v), (a))
#define cpu_writew(v, a) __raw_writew((v), (a))
#define cpu_writel(v, a) __raw_writel((v), (a))
#endif /* __IO_H */