BWN_PHY_ANTWRSETT
BWN_PHY_SETMASK(mac, BWN_PHY_ANTWRSETT, 0xf0ff, 0x0300);
BWN_PHY_SETMASK(mac, BWN_PHY_ANTWRSETT, ~0x00ff, 0x001e);
tmp = BWN_PHY_READ(mac, BWN_PHY_ANTWRSETT);
BWN_PHY_WRITE(mac, BWN_PHY_ANTWRSETT, tmp);