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Revert r2852 as it uses the incorrect method to access IO memory and breaks on many archs.

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git-svn-id: http://madwifi-project.org/svn/madwifi/trunk@2854 0192ed92-7a03-0410-a25b-9323aeb14dbd
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mentor 2007-11-15 16:32:01 +00:00
parent 035de65235
commit a068895300
1 changed files with 29 additions and 10 deletions
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29
ath_hal/ah_os.h
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@ -172,18 +172,36 @@ extern u_int32_t __ahdecl ath_hal_getuptime(struct ath_hal *);
* never byte-swapped by PCI chipsets or bridges, but always
* written directly (i.e. the format defined by the manufacturer).
*/
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,12)
# if (AH_BYTE_ORDER == AH_BIG_ENDIAN)
#define _OS_REG_WRITE(_ah, _reg, _val) do { \
(0x4000 <= (_reg) && (_reg) < 0x5000) ? \
writel((_val), (_ah)->ah_sh + (_reg)) : \
({__raw_writel((_val), (_ah)->ah_sh + (_reg)); \
mb(); }); \
iowrite32((_val), (_ah)->ah_sh + (_reg)) : \
iowrite32be((_val), (_ah)->ah_sh + (_reg)); \
} while (0)
#define _OS_REG_READ(_ah, _reg) \
((0x4000 <= (_reg) && (_reg) < 0x5000) ? \
ioread32((_ah)->ah_sh + (_reg)) : \
ioread32be((_ah)->ah_sh + (_reg)));
# else /* AH_LITTLE_ENDIAN */
#define _OS_REG_WRITE(_ah, _reg, _val) do { \
iowrite32(_val, (_ah)->ah_sh + (_reg)); \
} while (0)
#define _OS_REG_READ(_ah, _reg) \
ioread32((_ah)->ah_sh + (_reg))
# endif /* AH_BYTE_ORDER */
#else
# if (AH_BYTE_ORDER == AH_BIG_ENDIAN)
#define _OS_REG_WRITE(_ah, _reg, _val) do { \
writel((0x4000 <= (_reg) && (_reg) < 0x5000) ? \
(_val) : cpu_to_le32(_val), \
(_ah)->ah_sh + (_reg)); \
} while (0)
#define _OS_REG_READ(_ah, _reg) \
((0x4000 <= (_reg) && (_reg) < 0x5000) ? \
readl((_ah)->ah_sh + (_reg)) : \
({unsigned long __v = __raw_readl((_ah)->ah_sh + \
(_reg)); mb(); __v; }))
cpu_to_le32(readl((_ah)->ah_sh + (_reg))))
# else /* AH_LITTLE_ENDIAN */
#define _OS_REG_WRITE(_ah, _reg, _val) do { \
writel(_val, (_ah)->ah_sh + (_reg)); \
@ -191,6 +209,7 @@ extern u_int32_t __ahdecl ath_hal_getuptime(struct ath_hal *);
#define _OS_REG_READ(_ah, _reg) \
readl((_ah)->ah_sh + (_reg))
# endif /* AH_BYTE_ORDER */
#endif /* KERNEL_VERSON(2,6,12) */
/*
The functions in this section are not intended to be invoked by MadWifi driver