nios2: add memcpy_fromio and memcpy_toio

Add memcpy_fromio() and memcpy_toio().

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>

diff --git a/arch/nios2/include/asm/io.h b/arch/nios2/include/asm/io.h
index 03a3418e847a46e9e7aea71be04c7fc49eceb15e..95d88012dd29cd5da4ec73d913011288e2673096 100644 (file)
--- a/arch/nios2/include/asm/io.h
+++ b/arch/nios2/include/asm/io.h
@@ -173,4 +173,8 @@ static inline void outsl (unsigned long port, const void *src, unsigned long cou
 #define setbits_8(addr, set) setbits(8, addr, set)
 #define clrsetbits_8(addr, clear, set) clrsetbits(8, addr, clear, set)
 
+#define memset_io(a, b, c)             memset((void *)(a), (b), (c))
+#define memcpy_fromio(a, b, c)         memcpy((a), (void *)(b), (c))
+#define memcpy_toio(a, b, c)           memcpy((void *)(a), (b), (c))
+
 #endif /* __ASM_NIOS2_IO_H_ */