diff options
Diffstat (limited to 'sys/dev/ic/ral.c')
| -rw-r--r-- | sys/dev/ic/ral.c | 53 |
1 files changed, 52 insertions, 1 deletions
diff --git a/sys/dev/ic/ral.c b/sys/dev/ic/ral.c index 7bb02b6c1ca..d2a852fc1c1 100644 --- a/sys/dev/ic/ral.c +++ b/sys/dev/ic/ral.c @@ -1,4 +1,4 @@ -/* $OpenBSD: ral.c,v 1.40 2005/04/01 09:40:43 damien Exp $ */ +/* $OpenBSD: ral.c,v 1.41 2005/04/01 09:49:01 damien Exp $ */ /*- * Copyright (c) 2005 @@ -128,6 +128,8 @@ void ral_set_bssid(struct ral_softc *, uint8_t *); void ral_set_macaddr(struct ral_softc *, uint8_t *); void ral_get_macaddr(struct ral_softc *, uint8_t *); void ral_update_promisc(struct ral_softc *); +void ral_set_txantenna(struct ral_softc *, int); +void ral_set_rxantenna(struct ral_softc *, int); const char *ral_get_rf(int); void ral_read_eeprom(struct ral_softc *); int ral_bbp_init(struct ral_softc *); @@ -2489,6 +2491,53 @@ ral_update_promisc(struct ral_softc *sc) "entering" : "leaving")); } +void +ral_set_txantenna(struct ral_softc *sc, int antenna) +{ + uint32_t tmp; + uint8_t tx; + + tx = ral_bbp_read(sc, RAL_BBP_TX) & ~RAL_BBP_ANTMASK; + if (antenna == 1) + tx |= RAL_BBP_ANTA; + else if (antenna == 2) + tx |= RAL_BBP_ANTB; + else + tx |= RAL_BBP_DIVERSITY; + + /* need to force I/Q flip for RF 2525e, 2526 and 5222 */ + if (sc->rf_rev == RAL_RF_2525E || sc->rf_rev == RAL_RF_2526 || + sc->rf_rev == RAL_RF_5222) + tx |= RAL_BBP_FLIPIQ; + + ral_bbp_write(sc, RAL_BBP_TX, tx); + + /* update values for CCK and OFDM in BBPCSR1 */ + tmp = RAL_READ(sc, RAL_BBPCSR1) & ~0x00070007; + tmp |= (tx & 0x7) << 16 | (tx & 0x7); + RAL_WRITE(sc, RAL_BBPCSR1, tmp); +} + +void +ral_set_rxantenna(struct ral_softc *sc, int antenna) +{ + uint8_t rx; + + rx = ral_bbp_read(sc, RAL_BBP_RX) & ~RAL_BBP_ANTMASK; + if (antenna == 1) + rx |= RAL_BBP_ANTA; + else if (antenna == 2) + rx |= RAL_BBP_ANTB; + else + rx |= RAL_BBP_DIVERSITY; + + /* need to force no I/Q flip for RF 2525e and 2526 */ + if (sc->rf_rev == RAL_RF_2525E || sc->rf_rev == RAL_RF_2526) + rx &= ~RAL_BBP_FLIPIQ; + + ral_bbp_write(sc, RAL_BBP_RX, rx); +} + const char * ral_get_rf(int rev) { @@ -2613,6 +2662,8 @@ ral_init(struct ifnet *ifp) /* set supported basic rates (1, 2, 6, 12, 24) */ RAL_WRITE(sc, RAL_ARCSR1, 0x153); + ral_set_txantenna(sc, 1); + ral_set_rxantenna(sc, 1); ral_update_slot(sc); ral_update_plcp(sc); ral_update_led(sc, 0, 0); |