diff options
| author | David Gwynne <dlg@cvs.openbsd.org> | 2007-04-20 01:38:33 +0000 |
|---|---|---|
| committer | David Gwynne <dlg@cvs.openbsd.org> | 2007-04-20 01:38:33 +0000 |
| commit | 61258c6611dd734617851906e722a53e39f3e533 (patch) | |
| tree | 2d86ccaf3b56725102b3cf86cd3aa689cc894a07 /sys | |
| parent | c632e6a3796ed8a2a089a1853581f80e04b5445b (diff) | |
implement checking of the link status according to the firmware, and teach
ifmedia about it.
im not sure what the point of the ifmedia goo is if the only link type we
support is "autoselect". using it to show the link state seems to be
easier than implementing that ioctl ourselves.
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/dev/pci/if_tht.c | 26 |
1 files changed, 23 insertions, 3 deletions
diff --git a/sys/dev/pci/if_tht.c b/sys/dev/pci/if_tht.c index 890006a6967..a18e4f8f422 100644 --- a/sys/dev/pci/if_tht.c +++ b/sys/dev/pci/if_tht.c @@ -1,4 +1,4 @@ -/* $OpenBSD: if_tht.c,v 1.29 2007/04/20 00:41:32 dlg Exp $ */ +/* $OpenBSD: if_tht.c,v 1.30 2007/04/20 01:38:32 dlg Exp $ */ /* * Copyright (c) 2007 David Gwynne <dlg@openbsd.org> @@ -378,6 +378,7 @@ void tht_fifo_post(struct tht_softc *, void tht_read_lladdr(struct tht_softc *); int tht_sw_reset(struct tht_softc *); int tht_fw_load(struct tht_softc *); +void tht_link_state(struct tht_softc *); /* interface operations */ int tht_ioctl(struct ifnet *, u_long, caddr_t); @@ -617,7 +618,6 @@ tht_ioctl(struct ifnet *ifp, u_long cmd, caddr_t addr) case SIOCSIFMEDIA: error = ifmedia_ioctl(ifp, ifr, &sc->sc_media, cmd); break; - default: error = ENOTTY; break; @@ -650,10 +650,15 @@ tht_media_change(struct ifnet *ifp) void tht_media_status(struct ifnet *ifp, struct ifmediareq *imr) { + struct tht_softc *sc = ifp->if_softc; + imr->ifm_active = IFM_ETHER | IFM_AUTO; imr->ifm_status = IFM_AVALID; - /* TODO: check link state */ + tht_link_state(sc); + + if (LINK_STATE_IS_UP(ifp->if_link_state) && ifp->if_flags & IFF_UP) + imr->ifm_status |= IFM_ACTIVE; } int @@ -875,6 +880,21 @@ err: return (error); } +void +tht_link_state(struct tht_softc *sc) +{ + struct ifnet *ifp = &sc->sc_ac.ac_if; + int link_state = LINK_STATE_DOWN; + + if (tht_read(sc, THT_REG_MAC_LNK_STAT) & THT_REG_MAC_LNK_STAT_LINK) + link_state = LINK_STATE_UP; + + if (ifp->if_link_state != link_state) { + ifp->if_link_state = link_state; + if_link_state_change(ifp); + } +} + u_int32_t tht_read(struct tht_softc *sc, bus_size_t r) { |