/* Attach the PHY to the MII bus */ static int brgphy_attach(device_t dev) { struct brgphy_softc *bsc; struct bge_softc *bge_sc = NULL; struct bce_softc *bce_sc = NULL; struct mii_softc *sc; struct ifnet *ifp; bsc = device_get_softc(dev); sc = &bsc->mii_sc; mii_phy_dev_attach(dev, MIIF_NOISOLATE | MIIF_NOMANPAUSE, &brgphy_funcs, 0); bsc->serdes_flags = 0; ifp = sc->mii_pdata->mii_ifp; /* Find the MAC driver associated with this PHY. */ if (strcmp(ifp->if_dname, "bge") == 0) bge_sc = ifp->if_softc; else if (strcmp(ifp->if_dname, "bce") == 0) bce_sc = ifp->if_softc; /* Handle any special cases based on the PHY ID */ switch (sc->mii_mpd_oui) { case MII_OUI_BROADCOM: switch (sc->mii_mpd_model) { case MII_MODEL_BROADCOM_BCM5706: case MII_MODEL_BROADCOM_BCM5714: /* * The 5464 PHY used in the 5706 supports both copper * and fiber interfaces over GMII. Need to check the * shadow registers to see which mode is actually * in effect, and therefore whether we have 5706C or * 5706S. */ PHY_WRITE(sc, BRGPHY_MII_SHADOW_1C, BRGPHY_SHADOW_1C_MODE_CTRL); if (PHY_READ(sc, BRGPHY_MII_SHADOW_1C) & BRGPHY_SHADOW_1C_ENA_1000X) { bsc->serdes_flags |= BRGPHY_5706S; sc->mii_flags |= MIIF_HAVEFIBER; } break; } break; case MII_OUI_BROADCOM2: switch (sc->mii_mpd_model) { case MII_MODEL_BROADCOM2_BCM5708S: bsc->serdes_flags |= BRGPHY_5708S; sc->mii_flags |= MIIF_HAVEFIBER; break; case MII_MODEL_BROADCOM2_BCM5709S: /* * XXX * 5720S and 5709S shares the same PHY id. * Assume 5720S PHY if parent device is bge(4). */ if (bge_sc != NULL) bsc->serdes_flags |= BRGPHY_5708S; else bsc->serdes_flags |= BRGPHY_5709S; sc->mii_flags |= MIIF_HAVEFIBER; break; } break; } PHY_RESET(sc); /* Read the PHY's capabilities. */ sc->mii_capabilities = PHY_READ(sc, MII_BMSR) & sc->mii_capmask; if (sc->mii_capabilities & BMSR_EXTSTAT) sc->mii_extcapabilities = PHY_READ(sc, MII_EXTSR); device_printf(dev, " "); #define ADD(m, c) ifmedia_add(&sc->mii_pdata->mii_media, (m), (c), NULL) /* Add the supported media types */ if ((sc->mii_flags & MIIF_HAVEFIBER) == 0) { mii_phy_add_media(sc); printf("\n"); } else { sc->mii_anegticks = MII_ANEGTICKS_GIGE; ADD(IFM_MAKEWORD(IFM_ETHER, IFM_1000_SX, IFM_FDX, sc->mii_inst), BRGPHY_S1000 | BRGPHY_BMCR_FDX); printf("1000baseSX-FDX, "); /* 2.5G support is a software enabled feature on the 5708S and 5709S. */ if (bce_sc && (bce_sc->bce_phy_flags & BCE_PHY_2_5G_CAPABLE_FLAG)) { ADD(IFM_MAKEWORD(IFM_ETHER, IFM_2500_SX, IFM_FDX, sc->mii_inst), 0); printf("2500baseSX-FDX, "); } else if ((bsc->serdes_flags & BRGPHY_5708S) && bce_sc && (detect_hs21(bce_sc) != 0)) { /* * There appears to be certain silicon revision * in IBM HS21 blades that is having issues with * this driver wating for the auto-negotiation to * complete. This happens with a specific chip id * only and when the 1000baseSX-FDX is the only * mode. Workaround this issue since it's unlikely * to be ever addressed. */ printf("auto-neg workaround, "); bsc->serdes_flags |= BRGPHY_NOANWAIT; } ADD(IFM_MAKEWORD(IFM_ETHER, IFM_AUTO, 0, sc->mii_inst), 0); printf("auto\n"); } #undef ADD MIIBUS_MEDIAINIT(sc->mii_dev); return (0); }
/* Attach the PHY to the MII bus */ static int brgphy_attach(device_t dev) { struct brgphy_softc *bsc; struct bge_softc *bge_sc = NULL; struct bce_softc *bce_sc = NULL; struct mii_softc *sc; struct mii_attach_args *ma; struct mii_data *mii; struct ifnet *ifp; int fast_ether; bsc = device_get_softc(dev); sc = &bsc->mii_sc; ma = device_get_ivars(dev); sc->mii_dev = device_get_parent(dev); mii = device_get_softc(sc->mii_dev); LIST_INSERT_HEAD(&mii->mii_phys, sc, mii_list); /* Initialize mii_softc structure */ sc->mii_inst = mii->mii_instance; sc->mii_phy = ma->mii_phyno; sc->mii_service = brgphy_service; sc->mii_pdata = mii; sc->mii_anegticks = MII_ANEGTICKS_GIGE; sc->mii_flags |= MIIF_NOISOLATE | MIIF_NOLOOP; mii->mii_instance++; /* Initialize brgphy_softc structure */ bsc->mii_oui = MII_OUI(ma->mii_id1, ma->mii_id2); bsc->mii_model = MII_MODEL(ma->mii_id2); bsc->mii_rev = MII_REV(ma->mii_id2); bsc->serdes_flags = 0; fast_ether = 0; if (bootverbose) device_printf(dev, "OUI 0x%06x, model 0x%04x, rev. %d\n", bsc->mii_oui, bsc->mii_model, bsc->mii_rev); /* Handle any special cases based on the PHY ID */ switch (bsc->mii_oui) { case MII_OUI_BROADCOM: case MII_OUI_BROADCOM2: break; case MII_OUI_xxBROADCOM: switch (bsc->mii_model) { case MII_MODEL_xxBROADCOM_BCM5706: case MII_MODEL_xxBROADCOM_BCM5714: /* * The 5464 PHY used in the 5706 supports both copper * and fiber interfaces over GMII. Need to check the * shadow registers to see which mode is actually * in effect, and therefore whether we have 5706C or * 5706S. */ PHY_WRITE(sc, BRGPHY_MII_SHADOW_1C, BRGPHY_SHADOW_1C_MODE_CTRL); if (PHY_READ(sc, BRGPHY_MII_SHADOW_1C) & BRGPHY_SHADOW_1C_ENA_1000X) { bsc->serdes_flags |= BRGPHY_5706S; sc->mii_flags |= MIIF_HAVEFIBER; } break; } break; case MII_OUI_xxBROADCOM_ALT1: switch (bsc->mii_model) { case MII_MODEL_xxBROADCOM_ALT1_BCM5708S: bsc->serdes_flags |= BRGPHY_5708S; sc->mii_flags |= MIIF_HAVEFIBER; break; case MII_MODEL_xxBROADCOM_ALT1_BCM5709S: bsc->serdes_flags |= BRGPHY_5709S; sc->mii_flags |= MIIF_HAVEFIBER; break; } break; default: device_printf(dev, "Unrecognized OUI for PHY!\n"); } ifp = sc->mii_pdata->mii_ifp; /* Find the MAC driver associated with this PHY. */ if (strcmp(ifp->if_dname, "bge") == 0) { bge_sc = ifp->if_softc; } else if (strcmp(ifp->if_dname, "bce") == 0) { bce_sc = ifp->if_softc; } /* Todo: Need to add additional controllers such as 5906 & 5787F */ /* The 590x chips are 10/100 only. */ if (bge_sc && pci_get_vendor(bge_sc->bge_dev) == BCOM_VENDORID && (pci_get_device(bge_sc->bge_dev) == BCOM_DEVICEID_BCM5901 || pci_get_device(bge_sc->bge_dev) == BCOM_DEVICEID_BCM5901A2 || pci_get_device(bge_sc->bge_dev) == BCOM_DEVICEID_BCM5906 || pci_get_device(bge_sc->bge_dev) == BCOM_DEVICEID_BCM5906M)) { fast_ether = 1; sc->mii_anegticks = MII_ANEGTICKS; } brgphy_reset(sc); /* Read the PHY's capabilities. */ sc->mii_capabilities = PHY_READ(sc, MII_BMSR) & ma->mii_capmask; if (sc->mii_capabilities & BMSR_EXTSTAT) sc->mii_extcapabilities = PHY_READ(sc, MII_EXTSR); device_printf(dev, " "); #define ADD(m, c) ifmedia_add(&mii->mii_media, (m), (c), NULL) /* Create an instance of Ethernet media. */ ADD(IFM_MAKEWORD(IFM_ETHER, IFM_NONE, 0, sc->mii_inst), BMCR_ISO); /* Add the supported media types */ if ((sc->mii_flags & MIIF_HAVEFIBER) == 0) { ADD(IFM_MAKEWORD(IFM_ETHER, IFM_10_T, 0, sc->mii_inst), BRGPHY_S10); printf("10baseT, "); ADD(IFM_MAKEWORD(IFM_ETHER, IFM_10_T, IFM_FDX, sc->mii_inst), BRGPHY_S10 | BRGPHY_BMCR_FDX); printf("10baseT-FDX, "); ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_TX, 0, sc->mii_inst), BRGPHY_S100); printf("100baseTX, "); ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_TX, IFM_FDX, sc->mii_inst), BRGPHY_S100 | BRGPHY_BMCR_FDX); printf("100baseTX-FDX, "); if (fast_ether == 0) { ADD(IFM_MAKEWORD(IFM_ETHER, IFM_1000_T, 0, sc->mii_inst), BRGPHY_S1000); printf("1000baseT, "); ADD(IFM_MAKEWORD(IFM_ETHER, IFM_1000_T, IFM_FDX, sc->mii_inst), BRGPHY_S1000 | BRGPHY_BMCR_FDX); printf("1000baseT-FDX, "); } } else { ADD(IFM_MAKEWORD(IFM_ETHER, IFM_1000_SX, IFM_FDX, sc->mii_inst), BRGPHY_S1000 | BRGPHY_BMCR_FDX); printf("1000baseSX-FDX, "); /* 2.5G support is a software enabled feature on the 5708S and 5709S. */ if (bce_sc && (bce_sc->bce_phy_flags & BCE_PHY_2_5G_CAPABLE_FLAG)) { ADD(IFM_MAKEWORD(IFM_ETHER, IFM_2500_SX, IFM_FDX, sc->mii_inst), 0); printf("2500baseSX-FDX, "); } else if ((bsc->serdes_flags & BRGPHY_5708S) && bce_sc && (detect_hs21(bce_sc) != 0)) { /* * There appears to be certain silicon revision * in IBM HS21 blades that is having issues with * this driver wating for the auto-negotiation to * complete. This happens with a specific chip id * only and when the 1000baseSX-FDX is the only * mode. Workaround this issue since it's unlikely * to be ever addressed. */ printf("auto-neg workaround, "); bsc->serdes_flags |= BRGPHY_NOANWAIT; } } ADD(IFM_MAKEWORD(IFM_ETHER, IFM_AUTO, 0, sc->mii_inst), 0); printf("auto\n"); #undef ADD MIIBUS_MEDIAINIT(sc->mii_dev); return (0); }