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ColdFire: Fix CFI Flash low level Read/Write macro

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Signed-off-by: TsiChungLiew <Tsi-Chung.Liew@freescale.com>
Signed-off by: John Rigby <jrigby@freescale.com>
This commit is contained in:
TsiChungLiew 2008-01-14 17:35:44 -06:00
parent aa5f1f9dc8
commit 397b7b81a1
1 changed files with 8 additions and 14 deletions
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22
include/asm-m68k/io.h
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@ -28,19 +28,13 @@
#include <asm/byteorder.h> #include <asm/byteorder.h>
/* ++roman: The assignments to temp. vars avoid that gcc sometimes generates #define __raw_readb(addr) (*(volatile u8 *)(addr))
* two accesses to memory, which may be undesirable for some devices. #define __raw_readw(addr) (*(volatile u16 *)(addr))
*/ #define __raw_readl(addr) (*(volatile u32 *)(addr))
#define __raw_readb(addr) \
({ u8 __v = (*(volatile u8 *) (addr)); __v; })
#define __raw_readw(addr) \
({ u16 __v = (*(volatile u16 *) (addr)); __v; })
#define __raw_readl(addr) \
({ u32 __v = (*(volatile u32 *) (addr)); __v; })
#define __raw_writeb(addr,b) (void)((*(volatile u8 *) (addr)) = (b)) #define __raw_writeb(b,addr) ((*(volatile u8 *) (addr)) = (b))
#define __raw_writew(addr,w) (void)((*(volatile u16 *) (addr)) = (w)) #define __raw_writew(w,addr) ((*(volatile u16 *) (addr)) = (w))
#define __raw_writel(addr,l) (void)((*(volatile u32 *) (addr)) = (l)) #define __raw_writel(l,addr) ((*(volatile u32 *) (addr)) = (l))
#define readb(addr) in_8((volatile u8 *)(addr)) #define readb(addr) in_8((volatile u8 *)(addr))
#define writeb(b,addr) out_8((volatile u8 *)(addr), (b)) #define writeb(b,addr) out_8((volatile u8 *)(addr), (b))
@ -245,8 +239,8 @@ typedef unsigned long phys_addr_t;
#define MAP_WRBACK (0) #define MAP_WRBACK (0)
#define MAP_WRTHROUGH (0) #define MAP_WRTHROUGH (0)
static inline void * static inline void *map_physmem(phys_addr_t paddr, unsigned long len,
map_physmem(phys_addr_t paddr, unsigned long len, unsigned long flags) unsigned long flags)
{ {
return (void *)paddr; return (void *)paddr;
} }