diff options
Diffstat (limited to 'sys/dev/ic/atw.c')
| -rw-r--r-- | sys/dev/ic/atw.c | 62 |
1 files changed, 34 insertions, 28 deletions
diff --git a/sys/dev/ic/atw.c b/sys/dev/ic/atw.c index ae9c431c048..3110a49d63c 100644 --- a/sys/dev/ic/atw.c +++ b/sys/dev/ic/atw.c @@ -1,5 +1,5 @@ -/* $OpenBSD: atw.c,v 1.11 2004/07/15 12:22:02 millert Exp $ */ -/* $NetBSD: atw.c,v 1.53 2004/07/15 06:53:11 dyoung Exp $ */ +/* $OpenBSD: atw.c,v 1.12 2004/07/15 12:29:39 millert Exp $ */ +/* $NetBSD: atw.c,v 1.55 2004/07/15 07:01:20 dyoung Exp $ */ /*- * Copyright (c) 1998, 1999, 2000, 2002, 2003, 2004 The NetBSD Foundation, Inc. @@ -43,7 +43,7 @@ #include <sys/cdefs.h> #if defined(__NetBSD__) -__KERNEL_RCSID(0, "$NetBSD: atw.c,v 1.53 2004/07/15 06:53:11 dyoung Exp $"); +__KERNEL_RCSID(0, "$NetBSD: atw.c,v 1.55 2004/07/15 07:01:20 dyoung Exp $"); #endif #include "bpfilter.h" @@ -2067,21 +2067,18 @@ atw_recv_beacon(struct ieee80211com *ic, struct mbuf *m0, u_int32_t tsftl, tsfth; int do_print = 0; - if (ic->ic_if.if_flags & IFF_DEBUG) - do_print = (ic->ic_if.if_flags & IFF_LINK0) + if (ic->ic_if.if_flags & IFF_LINK0) { + do_print = (ic->ic_if.if_flags & IFF_DEBUG) ? 1 : ratecheck(&sc->sc_last_beacon, &atw_beacon_mininterval); + } wh = mtod(m0, struct ieee80211_frame *); (*sc->sc_recv_mgmt)(ic, m0, ni, subtype, rssi, rstamp); - if (ic->ic_state != IEEE80211_S_RUN) { - if (do_print) - printf("%s: atw_recv_beacon: not running\n", - sc->sc_dev.dv_xname); + if (ic->ic_state != IEEE80211_S_RUN) return; - } if ((ni = ieee80211_lookup_node(ic, wh->i_addr2, ic->ic_bss->ni_chan)) == NULL) { @@ -2091,12 +2088,8 @@ atw_recv_beacon(struct ieee80211com *ic, struct mbuf *m0, return; } - if (ieee80211_match_bss(ic, ni) != 0) { - if (do_print) - printf("%s: atw_recv_beacon: ssid mismatch %s\n", - sc->sc_dev.dv_xname, ether_sprintf(wh->i_addr2)); + if (ieee80211_match_bss(ic, ni) != 0) return; - } if (memcmp(ni->ni_bssid, ic->ic_bss->ni_bssid, IEEE80211_ADDR_LEN) == 0) return; @@ -2206,13 +2199,13 @@ void atw_start_beacon(struct atw_softc *sc, int start) { struct ieee80211com *ic = &sc->sc_ic; - u_int32_t len, capinfo, reg_bcnt, reg_cap1; + uint16_t chan; + uint32_t bcnt, bpli, cap0, cap1, capinfo; + size_t len; if (ATW_IS_ENABLED(sc) == 0) return; - len = capinfo = 0; - /* start beacons */ len = sizeof(struct ieee80211_frame) + 8 /* timestamp */ + 2 /* beacon interval */ + @@ -2222,17 +2215,19 @@ atw_start_beacon(struct atw_softc *sc, int start) 3 /* DS parameters */ + IEEE80211_CRC_LEN; - reg_bcnt = ATW_READ(sc, ATW_BCNT) & ~ATW_BCNT_BCNT_MASK; - reg_cap1 = ATW_READ(sc, ATW_CAP1) & ~ATW_CAP1_CAPI_MASK; + bcnt = ATW_READ(sc, ATW_BCNT) & ~ATW_BCNT_BCNT_MASK; + cap0 = ATW_READ(sc, ATW_CAP0) & ~ATW_CAP0_CHN_MASK; + cap1 = ATW_READ(sc, ATW_CAP1) & ~ATW_CAP1_CAPI_MASK; - ATW_WRITE(sc, ATW_BCNT, reg_bcnt); - ATW_WRITE(sc, ATW_CAP1, reg_cap1); + ATW_WRITE(sc, ATW_BCNT, bcnt); + ATW_WRITE(sc, ATW_CAP1, cap1); if (!start) return; /* TBD use ni_capinfo */ + capinfo = 0; if (sc->sc_flags & ATWF_SHORT_PREAMBLE) capinfo |= IEEE80211_CAPINFO_SHORT_PREAMBLE; if (ic->ic_flags & IEEE80211_F_WEPON) @@ -2252,16 +2247,27 @@ atw_start_beacon(struct atw_softc *sc, int start) return; } - reg_bcnt |= LSHIFT(len, ATW_BCNT_BCNT_MASK); - reg_cap1 |= LSHIFT(capinfo, ATW_CAP1_CAPI_MASK); + /* set listen interval + * XXX do software units agree w/ hardware? + */ + bpli = LSHIFT(ic->ic_bss->ni_intval, ATW_BPLI_BP_MASK) | + LSHIFT(ic->ic_lintval / ic->ic_bss->ni_intval, ATW_BPLI_LI_MASK); + + chan = ieee80211_chan2ieee(ic, ic->ic_bss->ni_chan); + + bcnt |= LSHIFT(len, ATW_BCNT_BCNT_MASK); + cap0 |= LSHIFT(chan, ATW_CAP0_CHN_MASK); + cap1 |= LSHIFT(capinfo, ATW_CAP1_CAPI_MASK); - ATW_WRITE(sc, ATW_BCNT, reg_bcnt); - ATW_WRITE(sc, ATW_CAP1, reg_cap1); + ATW_WRITE(sc, ATW_BCNT, bcnt); + ATW_WRITE(sc, ATW_BPLI, bpli); + ATW_WRITE(sc, ATW_CAP0, cap0); + ATW_WRITE(sc, ATW_CAP1, cap1); DPRINTF(sc, ("%s: atw_start_beacon reg[ATW_BCNT] = %08x\n", - sc->sc_dev.dv_xname, reg_bcnt)); + sc->sc_dev.dv_xname, bcnt)); DPRINTF(sc, ("%s: atw_start_beacon reg[ATW_CAP1] = %08x\n", - sc->sc_dev.dv_xname, reg_cap1)); + sc->sc_dev.dv_xname, cap1)); } /* First beacon was sent at time 0 microseconds, current time is |