diff options
| author | Marcus Glocker <mglocker@cvs.openbsd.org> | 2007-02-18 16:03:34 +0000 |
|---|---|---|
| committer | Marcus Glocker <mglocker@cvs.openbsd.org> | 2007-02-18 16:03:34 +0000 |
| commit | 6fe4ed72363ceed1ebfd40df548e874032a356a4 (patch) | |
| tree | 7a5f03f64fda30743b85cfa73a816166a16eaa26 /sys/dev/ic/bcw.c | |
| parent | 63d03c95d6ab55cac4e82a5e2c6ef4f8b61b7e9f (diff) | |
Add bcw_phy_set_baseband_attenuation().
Diffstat (limited to 'sys/dev/ic/bcw.c')
| -rw-r--r-- | sys/dev/ic/bcw.c | 40 |
1 files changed, 32 insertions, 8 deletions
diff --git a/sys/dev/ic/bcw.c b/sys/dev/ic/bcw.c index 2ed26c5c09c..935f2dc6456 100644 --- a/sys/dev/ic/bcw.c +++ b/sys/dev/ic/bcw.c @@ -1,4 +1,4 @@ -/* $OpenBSD: bcw.c,v 1.41 2007/02/18 15:19:03 mglocker Exp $ */ +/* $OpenBSD: bcw.c,v 1.42 2007/02/18 16:03:33 mglocker Exp $ */ /* * Copyright (c) 2006 Jon Simola <jsimola@gmail.com> @@ -116,7 +116,7 @@ int bcw_phy_init(struct bcw_softc *); void bcw_phy_initg(struct bcw_softc *); void bcw_phy_initb5(struct bcw_softc *); void bcw_phy_initb6(struct bcw_softc *); -void bcw_phy_lo_adjust(struct bcw_softc *, int); +void bcw_phy_set_baseband_attenuation(struct bcw_softc *, uint16_t); /* radio */ void bcw_radio_off(struct bcw_softc *); void bcw_radio_on(struct bcw_softc *); @@ -2936,6 +2936,29 @@ bcw_phy_initb6(struct bcw_softc *sc) BCW_WRITE16(sc, 0x03e6, 0); } +void +bcw_phy_set_baseband_attenuation(struct bcw_softc *sc, + uint16_t baseband_attenuation) +{ + uint16_t val; + + if (sc->sc_phy_version == 0) { + val = (BCW_READ16(sc, 0x03e6) & 0xfff0); + val |= (baseband_attenuation & 0x000f); + BCW_WRITE16(sc, 0x03e6, val); + return; + } + + if (sc->sc_phy_version > 1) { + val = bcw_phy_read16(sc, 0x0060) & ~0x003c; + val |= (baseband_attenuation << 2) & 0x003c; + } else { + val = bcw_phy_read16(sc, 0x0060) & ~0x0078; + val |= (baseband_attenuation << 3) & 0x0078; + } + bcw_phy_write16(sc, 0x0060, val); +} + /* * Radio */ @@ -2991,15 +3014,16 @@ bcw_radio_on(struct bcw_softc *sc) } void -bcw_radio_txpower_bg(struct bcw_softc *sc, uint16_t baseband_att, - uint16_t radio_att, uint16_t txpower) +bcw_radio_txpower_bg(struct bcw_softc *sc, uint16_t baseband_attenuation, + uint16_t radio_attenuation, uint16_t txpower) { - //if (baseband_att == 0xffff) - //if (radio_att == 0xfff) + //if (baseband_attenuation == 0xffff) + //if (radio_attenuation == 0xfff) //if (txpower == 0xfff) - bcw_radio_write16(sc, 0x0043, radio_att); - bcw_shm_write16(sc, BCW_SHM_CONTROL_SHARED, 0x0064, radio_att); + bcw_phy_set_baseband_attenuation(sc, baseband_attenuation); + bcw_radio_write16(sc, 0x0043, radio_attenuation); + bcw_shm_write16(sc, BCW_SHM_CONTROL_SHARED, 0x0064, radio_attenuation); if (sc->sc_radio_ver == 0x2050) bcw_radio_write16(sc, 0x0052, (bcw_radio_read16(sc, 0x0052) & ~0x0070) | ((txpower << 4) & 0x0070)); |