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Add support for SERDES PHY configurations. These are commonly found in

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blade systems, such as the Dell 1955 and the Intel SBXD132.

Development hardware for this work was provided by Broadcom and iXsystems.
A SBXD132 blade for testing was provided by Iron Systems.
This commit is contained in:
dwhite 2007-01-26 17:03:51 +00:00
parent 9737abdf72
commit 3c7fc4d94c
1 changed files with 13 additions and 43 deletions
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56
sys/dev/bce/if_bce.c
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@ -531,13 +531,6 @@ bce_attach(device_t dev)
goto bce_attach_fail;
}
if (BCE_CHIP_BOND_ID(sc) & BCE_CHIP_BOND_ID_SERDES_BIT) {
BCE_PRINTF(sc, "%s(%d): SerDes controllers are not supported!\n",
__FILE__, __LINE__);
rc = ENODEV;
goto bce_attach_fail;
}
/*
* The embedded PCIe to PCI-X bridge (EPB)
* in the 5708 cannot address memory above
@ -742,20 +735,13 @@ bce_attach(device_t dev)
IFQ_SET_MAXLEN(&ifp->if_snd, ifp->if_snd.ifq_drv_maxlen);
IFQ_SET_READY(&ifp->if_snd);
if (sc->bce_phy_flags & BCE_PHY_SERDES_FLAG) {
BCE_PRINTF(sc, "%s(%d): SerDes is not supported by this driver!\n",
/* Look for our PHY. */
if (mii_phy_probe(dev, &sc->bce_miibus, bce_ifmedia_upd,
bce_ifmedia_sts)) {
BCE_PRINTF(sc, "%s(%d): PHY probe failed!\n",
__FILE__, __LINE__);
rc = ENODEV;
rc = ENXIO;
goto bce_attach_fail;
} else {
/* Look for our PHY. */
if (mii_phy_probe(dev, &sc->bce_miibus, bce_ifmedia_upd,
bce_ifmedia_sts)) {
BCE_PRINTF(sc, "%s(%d): PHY probe failed!\n",
__FILE__, __LINE__);
rc = ENXIO;
goto bce_attach_fail;
}
}
/* Attach to the Ethernet interface list. */
@ -836,12 +822,8 @@ bce_detach(device_t dev)
ether_ifdetach(ifp);
/* If we have a child device on the MII bus remove it too. */
if (sc->bce_phy_flags & BCE_PHY_SERDES_FLAG) {
ifmedia_removeall(&sc->bce_ifmedia);
} else {
bus_generic_detach(dev);
device_delete_child(dev, sc->bce_miibus);
}
bus_generic_detach(dev);
device_delete_child(dev, sc->bce_miibus);
/* Release all remaining resources. */
bce_release_resources(sc);
@ -1118,7 +1100,8 @@ bce_miibus_statchg(device_t dev)
BCE_CLRBIT(sc, BCE_EMAC_MODE, BCE_EMAC_MODE_PORT);
/* Set MII or GMII inerface based on the speed negotiated by the PHY. */
if (IFM_SUBTYPE(mii->mii_media_active) == IFM_1000_T) {
if (IFM_SUBTYPE(mii->mii_media_active) == IFM_1000_T ||
IFM_SUBTYPE(mii->mii_media_active) == IFM_1000_SX) {
DBPRINT(sc, BCE_INFO, "Setting GMII interface.\n");
BCE_SETBIT(sc, BCE_EMAC_MODE, BCE_EMAC_MODE_PORT_GMII);
} else {
@ -3832,8 +3815,6 @@ bce_ifmedia_upd_locked(struct ifnet *ifp)
ifm = &sc->bce_ifmedia;
BCE_LOCK_ASSERT(sc);
/* DRC - ToDo: Add SerDes support. */
mii = device_get_softc(sc->bce_miibus);
sc->bce_link = 0;
if (mii->mii_instance) {
@ -3864,8 +3845,6 @@ bce_ifmedia_sts(struct ifnet *ifp, struct ifmediareq *ifmr)
mii = device_get_softc(sc->bce_miibus);
/* DRC - ToDo: Add SerDes support. */
mii_pollstat(mii);
ifmr->ifm_active = mii->mii_media_active;
ifmr->ifm_status = mii->mii_media_status;
@ -4879,17 +4858,10 @@ bce_ioctl(struct ifnet *ifp, u_long command, caddr_t data)
DBPRINT(sc, BCE_VERBOSE, "bce_phy_flags = 0x%08X\n",
sc->bce_phy_flags);
if (sc->bce_phy_flags & BCE_PHY_SERDES_FLAG) {
DBPRINT(sc, BCE_VERBOSE, "SerDes media set/get\n");
error = ifmedia_ioctl(ifp, ifr,
&sc->bce_ifmedia, command);
} else {
DBPRINT(sc, BCE_VERBOSE, "Copper media set/get\n");
mii = device_get_softc(sc->bce_miibus);
error = ifmedia_ioctl(ifp, ifr,
&mii->mii_media, command);
}
DBPRINT(sc, BCE_VERBOSE, "Copper media set/get\n");
mii = device_get_softc(sc->bce_miibus);
error = ifmedia_ioctl(ifp, ifr,
&mii->mii_media, command);
break;
/* Set interface capability */
@ -5567,8 +5539,6 @@ bce_tick(void *xsc)
if (sc->bce_link)
goto bce_tick_locked_exit;
/* DRC - ToDo: Add SerDes support and check SerDes link here. */
mii = device_get_softc(sc->bce_miibus);
mii_tick(mii);