From 812711ce6b3a386125dcf0d6a59588e461abbb87 Mon Sep 17 00:00:00 2001 From: Haavard Skinnemoen Date: Thu, 13 Dec 2007 12:56:31 +0100 Subject: Implement __raw_{read,write}[bwl] on all architectures This adds implementations of __raw_read[bwl] and __raw_write[bwl] to m68k, ppc, nios and nios2. The m68k and ppc implementations were taken from Linux. Signed-off-by: Haavard Skinnemoen --- include/asm-nios/io.h | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'include/asm-nios') diff --git a/include/asm-nios/io.h b/include/asm-nios/io.h index d77695abb..08e46a371 100644 --- a/include/asm-nios/io.h +++ b/include/asm-nios/io.h @@ -23,6 +23,14 @@ #ifndef __ASM_NIOS_IO_H_ #define __ASM_NIOS_IO_H_ +#define __raw_writeb(v,a) (*(volatile unsigned char *)(a) = (v)) +#define __raw_writew(v,a) (*(volatile unsigned short *)(a) = (v)) +#define __raw_writel(v,a) (*(volatile unsigned int *)(a) = (v)) + +#define __raw_readb(a) (*(volatile unsigned char *)(a)) +#define __raw_readw(a) (*(volatile unsigned short *)(a)) +#define __raw_readl(a) (*(volatile unsigned int *)(a)) + #define readb(addr)\ ({unsigned char val;\ asm volatile( " pfxio 0 \n"\ -- cgit v1.2.3