diff options
| author | Jason Wright <jason@cvs.openbsd.org> | 2002-03-07 02:03:59 +0000 |
|---|---|---|
| committer | Jason Wright <jason@cvs.openbsd.org> | 2002-03-07 02:03:59 +0000 |
| commit | dac2f5e952646f548a15a505091e099e6c494dab (patch) | |
| tree | a6eda21dc011a66862ff4f2a9890ad7d16070cc8 /sys/dev/sbus | |
| parent | 2eb93271777a7caef9573b6881aa6ff4a5aacbc4 (diff) | |
From watching source-changes@netbsd.org: rb_dmabase needs to be initialized
-after- the call to bus_dmamem_map()
Diffstat (limited to 'sys/dev/sbus')
| -rw-r--r-- | sys/dev/sbus/qe.c | 24 |
1 files changed, 15 insertions, 9 deletions
diff --git a/sys/dev/sbus/qe.c b/sys/dev/sbus/qe.c index 572696f6c3a..b027f64d9b8 100644 --- a/sys/dev/sbus/qe.c +++ b/sys/dev/sbus/qe.c @@ -1,4 +1,4 @@ -/* $OpenBSD: qe.c,v 1.7 2002/01/01 22:11:18 jason Exp $ */ +/* $OpenBSD: qe.c,v 1.8 2002/03/07 02:03:58 jason Exp $ */ /* $NetBSD: qe.c,v 1.16 2001/03/30 17:30:18 christos Exp $ */ /*- @@ -284,7 +284,6 @@ qeattach(parent, self, aux) self->dv_xname, error); return; } - sc->sc_rb.rb_dmabase = sc->sc_dmamap->dm_segs[0].ds_addr; /* Map DMA buffer in CPU addressable space */ if ((error = bus_dmamem_map(dmatag, &seg, rseg, size, @@ -305,6 +304,7 @@ qeattach(parent, self, aux) bus_dmamem_free(dmatag, &seg, rseg); return; } + sc->sc_rb.rb_dmabase = sc->sc_dmamap->dm_segs[0].ds_addr; /* Initialize media properties */ ifmedia_init(&sc->sc_ifmedia, 0, qe_ifmedia_upd, qe_ifmedia_sts); @@ -485,10 +485,12 @@ qestart(ifp) bix = sc->sc_rb.rb_tdhead; for (;;) { - IFQ_DEQUEUE(&ifp->if_snd, m); - if (m == 0) + IFQ_POLL(&ifp->if_snd, m); + if (m == NULL) break; + IFQ_DEQUEUE(&ifp->if_snd, m); + #if NBPFILTER > 0 /* * If BPF is listening on this interface, let it see the @@ -646,7 +648,7 @@ qeintr(arg) if (qestat & QE_CR_STAT_RXIRQ) r |= qe_rint(sc); - return (r); + return (1); } /* @@ -679,13 +681,17 @@ qe_tint(sc) --sc->sc_rb.rb_td_nbusy; } - sc->sc_rb.rb_tdtail = bix; - - qestart(ifp); - if (sc->sc_rb.rb_td_nbusy == 0) ifp->if_timer = 0; + if (sc->sc_rb.rb_tdtail != bix) { + sc->sc_rb.rb_tdtail = bix; + if (ifp->if_flags & IFF_OACTIVE) { + ifp->if_flags &= ~IFF_OACTIVE; + qestart(ifp); + } + } + return (1); } |