Date: Tue, 2 Jun 2009 23:30:02 +0000 (UTC) From: David Christensen <davidch@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-7@freebsd.org Subject: svn commit: r193358 - stable/7/sys/dev/mii Message-ID: <200906022330.n52NU2Qe031570@svn.freebsd.org>
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Author: davidch Date: Tue Jun 2 23:30:02 2009 New Revision: 193358 URL: http://svn.freebsd.org/changeset/base/193358 Log: - MFC BCM5709 PHY code to fix fix ukphy attachment and PHY write timeout errors. Modified: stable/7/sys/dev/mii/brgphy.c stable/7/sys/dev/mii/miidevs Modified: stable/7/sys/dev/mii/brgphy.c ============================================================================== --- stable/7/sys/dev/mii/brgphy.c Tue Jun 2 22:52:58 2009 (r193357) +++ stable/7/sys/dev/mii/brgphy.c Tue Jun 2 23:30:02 2009 (r193358) @@ -74,7 +74,7 @@ struct brgphy_softc { int serdes_flags; /* Keeps track of the serdes type used */ #define BRGPHY_5706S 0x0001 #define BRGPHY_5708S 0x0002 - int bce_phy_flags; /* PHY flags transferred from the MAC driver */ + int bce_phy_flags; /* PHY flags transferred from the MAC driver */ }; static device_method_t brgphy_methods[] = { @@ -131,7 +131,9 @@ static const struct mii_phydesc brgphys[ MII_PHY_DESC(xxBROADCOM_ALT1, BCM5755), MII_PHY_DESC(xxBROADCOM_ALT1, BCM5787), MII_PHY_DESC(xxBROADCOM_ALT1, BCM5708S), + MII_PHY_DESC(xxBROADCOM_ALT1, BCM5709CAX), MII_PHY_DESC(xxBROADCOM_ALT1, BCM5722), + MII_PHY_DESC(xxBROADCOM_ALT1, BCM5709C), MII_PHY_DESC(BROADCOM2, BCM5906), MII_PHY_END }; @@ -243,6 +245,7 @@ brgphy_attach(device_t dev) 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); @@ -279,7 +282,7 @@ brgphy_attach(device_t dev) 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 */ + /* 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, "); @@ -426,6 +429,7 @@ brgphy_setmedia(struct mii_softc *sc, in struct brgphy_softc *bsc = (struct brgphy_softc *)sc; int bmcr = 0, gig; + /* Calculate the value for the BMCR register. */ switch (IFM_SUBTYPE(media)) { case IFM_2500_SX: break; @@ -441,6 +445,8 @@ brgphy_setmedia(struct mii_softc *sc, in bmcr = BRGPHY_S10; break; } + + /* Calculate duplex settings for 1000BasetT/1000BaseX. */ if ((media & IFM_GMASK) == IFM_FDX) { bmcr |= BRGPHY_BMCR_FDX; gig = BRGPHY_1000CTL_AFD; @@ -448,18 +454,27 @@ brgphy_setmedia(struct mii_softc *sc, in gig = BRGPHY_1000CTL_AHD; } + /* Force loopback to disconnect PHY for Ethernet medium. */ brgphy_enable_loopback(sc); + + /* Disable 1000BaseT advertisements. */ PHY_WRITE(sc, BRGPHY_MII_1000CTL, 0); - PHY_WRITE(sc, BRGPHY_MII_BMCR, bmcr); + /* Disable 10/100 advertisements. */ PHY_WRITE(sc, BRGPHY_MII_ANAR, BRGPHY_SEL_TYPE); + /* Write forced link speed. */ + PHY_WRITE(sc, BRGPHY_MII_BMCR, bmcr); + /* If 10/100 only then configuration is complete. */ if ((IFM_SUBTYPE(media) != IFM_1000_T) && (IFM_SUBTYPE(media) != IFM_1000_SX)) goto brgphy_setmedia_exit; + /* Set duplex speed advertisement for 1000BaseT/1000BaseX. */ PHY_WRITE(sc, BRGPHY_MII_1000CTL, gig); + /* Restart auto-negotiation for 1000BaseT/1000BaseX. */ PHY_WRITE(sc, BRGPHY_MII_BMCR, bmcr | BRGPHY_BMCR_AUTOEN | BRGPHY_BMCR_STARTNEG); + /* If not 5701 PHY then configuration is complete. */ if (bsc->mii_model != MII_MODEL_xxBROADCOM_BCM5701) goto brgphy_setmedia_exit; @@ -477,6 +492,7 @@ brgphy_setmedia(struct mii_softc *sc, in PHY_WRITE(sc, BRGPHY_MII_1000CTL, gig | BRGPHY_1000CTL_MSE); } + brgphy_setmedia_exit: return; } @@ -563,7 +579,6 @@ brgphy_status(struct mii_softc *sc) PHY_WRITE(sc, BRGPHY_5708S_BLOCK_ADDR, BRGPHY_5708S_DIG_PG0); xstat = PHY_READ(sc, BRGPHY_5708S_PG0_1000X_STAT1); - /* Todo: Create #defines for hard coded values */ switch (xstat & BRGPHY_5708S_PG0_1000X_STAT1_SPEED_MASK) { case BRGPHY_5708S_PG0_1000X_STAT1_SPEED_10: mii->mii_media_active |= IFM_10_FL; break; @@ -598,6 +613,7 @@ brgphy_status(struct mii_softc *sc) mii->mii_media_active |= IFM_FLAG0; } } + /* Todo: Add support for fiber settings too. */ #endif @@ -638,6 +654,7 @@ brgphy_mii_phy_auto(struct mii_softc *sc } + /* Enable loopback to force the link down. */ static void brgphy_enable_loopback(struct mii_softc *sc) @@ -814,6 +831,20 @@ brgphy_fixup_jitter_bug(struct mii_softc PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); } + +static void +brgphy_fixup_disable_early_dac(struct mii_softc *sc) +{ + uint32_t val; + + PHY_WRITE(sc, BRGPHY_MII_DSP_ADDR_REG, 0x0f08); + val = PHY_READ(sc, BRGPHY_MII_DSP_RW_PORT); + val &= ~(1 << 8); + PHY_WRITE(sc, BRGPHY_MII_DSP_RW_PORT, val); + +} + + static void brgphy_ethernet_wirespeed(struct mii_softc *sc) { @@ -825,6 +856,7 @@ brgphy_ethernet_wirespeed(struct mii_sof PHY_WRITE(sc, BRGPHY_MII_AUXCTL, val | (1 << 15) | (1 << 4)); } + static void brgphy_jumbo_settings(struct mii_softc *sc, u_long mtu) { @@ -866,9 +898,10 @@ brgphy_reset(struct mii_softc *sc) struct bce_softc *bce_sc = NULL; struct ifnet *ifp; + /* Perform a standard PHY reset. */ mii_phy_reset(sc); - /* Handle any PHY specific procedures to finish the reset. */ + /* Handle any PHY specific procedures following the reset. */ switch (bsc->mii_oui) { case MII_OUI_BROADCOM: break; @@ -935,7 +968,7 @@ brgphy_reset(struct mii_softc *sc) } else if (bce_sc) { if (BCE_CHIP_NUM(bce_sc) == BCE_CHIP_NUM_5708 && - BCE_CHIP_BOND_ID(bce_sc) & BCE_CHIP_BOND_ID_SERDES_BIT) { + (bce_sc->bce_phy_flags & BCE_PHY_SERDES_FLAG)) { /* Store autoneg capabilities/results in digital block (Page 0) */ PHY_WRITE(sc, BRGPHY_5708S_BLOCK_ADDR, BRGPHY_5708S_DIG3_PG2); @@ -983,6 +1016,13 @@ brgphy_reset(struct mii_softc *sc) PHY_WRITE(sc, BRGPHY_5708S_BLOCK_ADDR, BRGPHY_5708S_DIG_PG0); } + } else if (BCE_CHIP_NUM(bce_sc) == BCE_CHIP_NUM_5709) { + if ((BCE_CHIP_REV(bce_sc) == BCE_CHIP_REV_Ax) || + (BCE_CHIP_REV(bce_sc) == BCE_CHIP_REV_Bx)) + brgphy_fixup_disable_early_dac(sc); + + brgphy_jumbo_settings(sc, ifp->if_mtu); + brgphy_ethernet_wirespeed(sc); } else { brgphy_fixup_ber_bug(sc); brgphy_jumbo_settings(sc, ifp->if_mtu); Modified: stable/7/sys/dev/mii/miidevs ============================================================================== --- stable/7/sys/dev/mii/miidevs Tue Jun 2 22:52:58 2009 (r193357) +++ stable/7/sys/dev/mii/miidevs Tue Jun 2 23:30:02 2009 (r193358) @@ -146,7 +146,9 @@ model xxBROADCOM BCM5708C 0x0036 BCM5708 model xxBROADCOM_ALT1 BCM5755 0x000c BCM5755 10/100/1000baseTX PHY model xxBROADCOM_ALT1 BCM5787 0x000e BCM5787 10/100/1000baseTX PHY model xxBROADCOM_ALT1 BCM5708S 0x0015 BCM5708S 1000/2500BaseSX PHY +model xxBROADCOM_ALT1 BCM5709CAX 0x002c BCM5709C(AX) 10/100/1000baseTX PHY model xxBROADCOM_ALT1 BCM5722 0x002d BCM5722 10/100/1000baseTX PHY +model xxBROADCOM_ALT1 BCM5709C 0x003c BCM5709C 10/100/1000baseTX PHY model BROADCOM2 BCM5906 0x0004 BCM5906 10/100baseTX PHY /* Cicada Semiconductor PHYs (now owned by Vitesse?) */
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