diff options
Diffstat (limited to 'sys/pci/if_fxp.c')
| -rw-r--r-- | sys/pci/if_fxp.c | 69 |
1 files changed, 48 insertions, 21 deletions
diff --git a/sys/pci/if_fxp.c b/sys/pci/if_fxp.c index c60fe39..79032ac 100644 --- a/sys/pci/if_fxp.c +++ b/sys/pci/if_fxp.c @@ -27,7 +27,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * $Id: if_fxp.c,v 1.62 1999/01/28 17:32:05 dillon Exp $ + * $Id: if_fxp.c,v 1.63 1999/02/11 21:47:09 julian Exp $ */ /* @@ -1485,35 +1485,62 @@ fxp_mediastatus(ifp, ifmr) struct ifmediareq *ifmr; { struct fxp_softc *sc = ifp->if_softc; - int flags; + int flags, stsflags; switch (sc->phy_primary_device) { - case FXP_PHY_DP83840: - case FXP_PHY_DP83840A: case FXP_PHY_82555: case FXP_PHY_82555B: - flags = fxp_mdi_read(sc, sc->phy_primary_addr, FXP_PHY_BMCR); + case FXP_PHY_DP83840: + case FXP_PHY_DP83840A: + ifmr->ifm_status = IFM_AVALID; /* IFM_ACTIVE will be valid */ ifmr->ifm_active = IFM_ETHER; + /* + * the following is not an error. + * You need to read this register twice to get current + * status. This is correct documented behaviour, the + * first read gets latched values. + */ + stsflags = fxp_mdi_read(sc, sc->phy_primary_addr, FXP_PHY_STS); + stsflags = fxp_mdi_read(sc, sc->phy_primary_addr, FXP_PHY_STS); + if (stsflags & FXP_PHY_STS_LINK_STS) + ifmr->ifm_status |= IFM_ACTIVE; + + /* + * If we are in auto mode, then try report the result. + */ + flags = fxp_mdi_read(sc, sc->phy_primary_addr, FXP_PHY_BMCR); if (flags & FXP_PHY_BMCR_AUTOEN) { ifmr->ifm_active |= IFM_AUTO; /* XXX presently 0 */ - /* - * XXX Find the correct subset of chips that have - * the USC register.. - */ - if ((sc->phy_primary_device == FXP_PHY_82555) - || (sc->phy_primary_device == FXP_PHY_82555B)) { - flags = fxp_mdi_read(sc, - sc->phy_primary_addr, FXP_PHY_USC); - - if (flags & FXP_PHY_USC_SPEED) - ifmr->ifm_active |= IFM_100_TX; - else - ifmr->ifm_active |= IFM_10_T; + if (stsflags & FXP_PHY_STS_AUTO_DONE) { + /* + * Intel and National parts report + * differently on what they found. + */ + if ((sc->phy_primary_device == FXP_PHY_82555) + || (sc->phy_primary_device == FXP_PHY_82555B)) { + flags = fxp_mdi_read(sc, + sc->phy_primary_addr, + FXP_PHY_USC); + + if (flags & FXP_PHY_USC_SPEED) + ifmr->ifm_active |= IFM_100_TX; + else + ifmr->ifm_active |= IFM_10_T; + + if (flags & FXP_PHY_USC_DUPLEX) + ifmr->ifm_active |= IFM_FDX; + } else { /* it's National. only know speed */ + flags = fxp_mdi_read(sc, + sc->phy_primary_addr, + FXP_DP83840_PAR); - if (flags & FXP_PHY_USC_DUPLEX) - ifmr->ifm_active |= IFM_FDX; + if (flags & FXP_DP83840_PAR_SPEED_10) + ifmr->ifm_active |= IFM_10_T; + else + ifmr->ifm_active |= IFM_100_TX; + } } - } else { + } else { /* in manual mode.. just report what we were set to */ if (flags & FXP_PHY_BMCR_SPEED_100M) ifmr->ifm_active |= IFM_100_TX; else |
