diff options
Diffstat (limited to 'sys/dev/em/if_em_osdep.h')
| -rw-r--r-- | sys/dev/em/if_em_osdep.h | 60 |
1 files changed, 29 insertions, 31 deletions
diff --git a/sys/dev/em/if_em_osdep.h b/sys/dev/em/if_em_osdep.h index f18f446..0bd806e 100644 --- a/sys/dev/em/if_em_osdep.h +++ b/sys/dev/em/if_em_osdep.h @@ -89,38 +89,36 @@ struct em_osdep struct device *dev; }; -#define E1000_WRITE_FLUSH(a) E1000_READ_REG(a, STATUS) - -#define E1000_READ_REG(a, reg) (\ - bus_space_read_4( ((struct em_osdep *)(a)->back)->mem_bus_space_tag, \ - ((struct em_osdep *)(a)->back)->mem_bus_space_handle, \ - ((a)->mac_type >= em_82543) ? E1000_##reg : E1000_82542_##reg)) - -#define E1000_WRITE_REG(a, reg, value) (\ - bus_space_write_4( ((struct em_osdep *)(a)->back)->mem_bus_space_tag, \ - ((struct em_osdep *)(a)->back)->mem_bus_space_handle, \ - ((a)->mac_type >= em_82543) ? E1000_##reg : E1000_82542_##reg, \ - value)) - -#define E1000_READ_REG_ARRAY(a, reg, offset) (\ - ((a)->mac_type >= em_82543) ? \ - bus_space_read_4( ((struct em_osdep *)(a)->back)->mem_bus_space_tag, \ - ((struct em_osdep *)(a)->back)->mem_bus_space_handle, \ - (E1000_##reg + ((offset) << 2))): \ - bus_space_read_4( ((struct em_osdep *)(a)->back)->mem_bus_space_tag, \ - ((struct em_osdep *)(a)->back)->mem_bus_space_handle, \ - (E1000_82542_##reg + ((offset) << 2)))) - - -#define E1000_WRITE_REG_ARRAY(a, reg, offset, value) (\ - ((a)->mac_type >= em_82543) ? \ - bus_space_write_4( ((struct em_osdep *)(a)->back)->mem_bus_space_tag, \ - ((struct em_osdep *)(a)->back)->mem_bus_space_handle, \ - (E1000_##reg + ((offset) << 2)), value): \ - bus_space_write_4( ((struct em_osdep *)(a)->back)->mem_bus_space_tag, \ - ((struct em_osdep *)(a)->back)->mem_bus_space_handle, \ - (E1000_82542_##reg + ((offset) << 2)), value)) +#define E1000_WRITE_FLUSH(hw) E1000_READ_REG(hw, STATUS) +/* Read from an absolute offset in the adapter's memory space */ +#define E1000_READ_OFFSET(hw, offset) \ + bus_space_read_4( ((struct em_osdep *)(hw)->back)->mem_bus_space_tag, \ + ((struct em_osdep *)(hw)->back)->mem_bus_space_handle, \ + offset) + +/* Write to an absolute offset in the adapter's memory space */ +#define E1000_WRITE_OFFSET(hw, offset, value) \ + bus_space_write_4( ((struct em_osdep *)(hw)->back)->mem_bus_space_tag, \ + ((struct em_osdep *)(hw)->back)->mem_bus_space_handle, \ + offset, \ + value) + +/* Convert a register name to its offset in the adapter's memory space */ +#define E1000_REG_OFFSET(hw, reg) \ + ((hw)->mac_type >= em_82543 ? E1000_##reg : E1000_82542_##reg) + +#define E1000_READ_REG(hw, reg) \ + E1000_READ_OFFSET(hw, E1000_REG_OFFSET(hw, reg)) + +#define E1000_WRITE_REG(hw, reg, value) \ + E1000_WRITE_OFFSET(hw, E1000_REG_OFFSET(hw, reg), value) + +#define E1000_READ_REG_ARRAY(hw, reg, index) \ + E1000_READ_OFFSET(hw, E1000_REG_OFFSET(hw, reg) + ((index) << 2)) + +#define E1000_WRITE_REG_ARRAY(hw, reg, index, value) \ + E1000_WRITE_OFFSET(hw, E1000_REG_OFFSET(hw, reg) + ((index) << 2), value) #endif /* _FREEBSD_OS_H_ */ |
