diff options
| author | Macpaul Lin <macpaul@andestech.com> | 2011-09-23 18:00:13 +0800 |
|---|---|---|
| committer | Macpaul Lin <macpaul@andestech.com> | 2011-11-18 17:26:26 +0800 |
| commit | d21f6e583bfaae9ca8b19c5d4baccdc3be3b8b56 (patch) | |
| tree | 2d2a2dad97ec643268b594797c88fe60d62101a8 | |
| parent | b9016034f52e68d149cc523c91aef5a0801f9bbe (diff) | |
nds32: enhance io.h for compatibility with periphals
Enhance io.h for periphals origin design on x86 systems.
For example, pci, ide, etc.
Signed-off-by: Macpaul Lin <macpaul@andestech.com>
| -rw-r--r-- | arch/nds32/include/asm/io.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/nds32/include/asm/io.h b/arch/nds32/include/asm/io.h index 2c105f7fabc..39c3dc8d92e 100644 --- a/arch/nds32/include/asm/io.h +++ b/arch/nds32/include/asm/io.h @@ -165,6 +165,24 @@ static inline unsigned int readl(unsigned int *addr) #define __raw_base_readw(base, off) __arch_base_getw(base, off) #define __raw_base_readl(base, off) __arch_base_getl(base, off) +#define out_arch(type, endian, a, v) __raw_write##type(cpu_to_##endian(v), a) +#define in_arch(type, endian, a) endian##_to_cpu(__raw_read##type(a)) + +#define out_le32(a, v) out_arch(l, le32, a, v) +#define out_le16(a, v) out_arch(w, le16, a, v) + +#define in_le32(a) in_arch(l, le32, a) +#define in_le16(a) in_arch(w, le16, a) + +#define out_be32(a, v) out_arch(l, be32, a, v) +#define out_be16(a, v) out_arch(w, be16, a, v) + +#define in_be32(a) in_arch(l, be32, a) +#define in_be16(a) in_arch(w, be16, a) + +#define out_8(a, v) __raw_writeb(v, a) +#define in_8(a) __raw_readb(a) + /* * Now, pick up the machine-defined IO definitions * #include <asm/arch/io.h> |