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5416 and similar chips grew another region in the pci clock domain

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where register accesses do not pass through the byte-lane hardware;
extend the register op macros to deal with this

MFC after:	1 week
This commit is contained in:
Sam Leffler 2008-05-31 22:44:06 +00:00
parent 2227a3e9e1
commit faaedb30ca
1 changed files with 6 additions and 2 deletions
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8
sys/dev/ath/ah_osdep.h
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@ -87,8 +87,11 @@ extern u_int32_t ath_hal_reg_read(struct ath_hal *ah, u_int reg);
#define AH_BIG_ENDIAN 4321
#if _BYTE_ORDER == _BIG_ENDIAN
#define OS_REG_UNSWAPPED(_reg) \
(((_reg) >= 0x4000 && (_reg) < 0x5000) || \
((_reg) >= 0x7000 && (_reg) < 0x8000))
#define OS_REG_WRITE(_ah, _reg, _val) do { \
if ( (_reg) >= 0x4000 && (_reg) < 0x5000) \
if (OS_REG_UNSWAPPED(_reg)) \
bus_space_write_4((bus_space_tag_t)(_ah)->ah_st, \
(bus_space_handle_t)(_ah)->ah_sh, (_reg), (_val)); \
else \
@ -96,12 +99,13 @@ extern u_int32_t ath_hal_reg_read(struct ath_hal *ah, u_int reg);
(bus_space_handle_t)(_ah)->ah_sh, (_reg), (_val)); \
} while (0)
#define OS_REG_READ(_ah, _reg) \
(((_reg) >= 0x4000 && (_reg) < 0x5000) ? \
(OS_REG_UNSWAPPED(_reg) ? \
bus_space_read_4((bus_space_tag_t)(_ah)->ah_st, \
(bus_space_handle_t)(_ah)->ah_sh, (_reg)) : \
bus_space_read_stream_4((bus_space_tag_t)(_ah)->ah_st, \
(bus_space_handle_t)(_ah)->ah_sh, (_reg)))
#else /* _BYTE_ORDER == _LITTLE_ENDIAN */
#define OS_REG_UNSWAPPED(_reg) (0)
#define OS_REG_WRITE(_ah, _reg, _val) \
bus_space_write_4((bus_space_tag_t)(_ah)->ah_st, \
(bus_space_handle_t)(_ah)->ah_sh, (_reg), (_val))