1098ca2bdSWarner Losh /*- 22a4339f7SMatt Jacob * Principal Author: Parag Patel 32a4339f7SMatt Jacob * Copyright (c) 2001 42a4339f7SMatt Jacob * All rights reserved. 52a4339f7SMatt Jacob * 62a4339f7SMatt Jacob * Redistribution and use in source and binary forms, with or without 72a4339f7SMatt Jacob * modification, are permitted provided that the following conditions 82a4339f7SMatt Jacob * are met: 92a4339f7SMatt Jacob * 1. Redistributions of source code must retain the above copyright 102a4339f7SMatt Jacob * notice unmodified, this list of conditions, and the following 112a4339f7SMatt Jacob * disclaimer. 122a4339f7SMatt Jacob * 2. Redistributions in binary form must reproduce the above copyright 132a4339f7SMatt Jacob * notice, this list of conditions and the following disclaimer in the 142a4339f7SMatt Jacob * documentation and/or other materials provided with the distribution. 152a4339f7SMatt Jacob * 162a4339f7SMatt Jacob * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 172a4339f7SMatt Jacob * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 182a4339f7SMatt Jacob * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 192a4339f7SMatt Jacob * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 202a4339f7SMatt Jacob * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 212a4339f7SMatt Jacob * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 222a4339f7SMatt Jacob * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 232a4339f7SMatt Jacob * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 242a4339f7SMatt Jacob * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 252a4339f7SMatt Jacob * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 262a4339f7SMatt Jacob * SUCH DAMAGE. 272a4339f7SMatt Jacob * 286882cb0cSMarius Strobl * Additional Copyright (c) 2001 by Traakan Software under same licence. 292a4339f7SMatt Jacob * Secondary Author: Matthew Jacob 302a4339f7SMatt Jacob */ 312a4339f7SMatt Jacob 32c4386506SMarius Strobl #include <sys/cdefs.h> 33c4386506SMarius Strobl __FBSDID("$FreeBSD$"); 34c4386506SMarius Strobl 352a4339f7SMatt Jacob /* 362a4339f7SMatt Jacob * driver for the Marvell 88E1000 series external 1000/100/10-BT PHY. 372a4339f7SMatt Jacob */ 382a4339f7SMatt Jacob 3959ce78feSWilko Bulte /* 4059ce78feSWilko Bulte * Support added for the Marvell 88E1011 (Alaska) 1000/100/10baseTX and 4159ce78feSWilko Bulte * 1000baseSX PHY. 4259ce78feSWilko Bulte * Nathan Binkert <nate@openbsd.org> 4359ce78feSWilko Bulte * Jung-uk Kim <jkim@niksun.com> 4459ce78feSWilko Bulte */ 4559ce78feSWilko Bulte 462a4339f7SMatt Jacob #include <sys/param.h> 472a4339f7SMatt Jacob #include <sys/systm.h> 482a4339f7SMatt Jacob #include <sys/kernel.h> 4941ee9f1cSPoul-Henning Kamp #include <sys/module.h> 502a4339f7SMatt Jacob #include <sys/socket.h> 512a4339f7SMatt Jacob #include <sys/bus.h> 522a4339f7SMatt Jacob 532a4339f7SMatt Jacob 542a4339f7SMatt Jacob #include <net/if.h> 552a4339f7SMatt Jacob #include <net/if_media.h> 562a4339f7SMatt Jacob 572a4339f7SMatt Jacob #include <dev/mii/mii.h> 582a4339f7SMatt Jacob #include <dev/mii/miivar.h> 592d3ce713SDavid E. O'Brien #include "miidevs.h" 602a4339f7SMatt Jacob 612a4339f7SMatt Jacob #include <dev/mii/e1000phyreg.h> 622a4339f7SMatt Jacob 632a4339f7SMatt Jacob #include "miibus_if.h" 642a4339f7SMatt Jacob 652a4339f7SMatt Jacob static int e1000phy_probe(device_t); 662a4339f7SMatt Jacob static int e1000phy_attach(device_t); 672a4339f7SMatt Jacob 682a4339f7SMatt Jacob static device_method_t e1000phy_methods[] = { 692a4339f7SMatt Jacob /* device interface */ 702a4339f7SMatt Jacob DEVMETHOD(device_probe, e1000phy_probe), 712a4339f7SMatt Jacob DEVMETHOD(device_attach, e1000phy_attach), 72279fe8d1SPoul-Henning Kamp DEVMETHOD(device_detach, mii_phy_detach), 732a4339f7SMatt Jacob DEVMETHOD(device_shutdown, bus_generic_shutdown), 742a4339f7SMatt Jacob { 0, 0 } 752a4339f7SMatt Jacob }; 762a4339f7SMatt Jacob 772a4339f7SMatt Jacob static devclass_t e1000phy_devclass; 782a4339f7SMatt Jacob static driver_t e1000phy_driver = { 79bbc9416dSPyun YongHyeon "e1000phy", 80bbc9416dSPyun YongHyeon e1000phy_methods, 813fcb7a53SMarius Strobl sizeof(struct mii_softc) 822a4339f7SMatt Jacob }; 83bbc9416dSPyun YongHyeon 842a4339f7SMatt Jacob DRIVER_MODULE(e1000phy, miibus, e1000phy_driver, e1000phy_devclass, 0, 0); 852a4339f7SMatt Jacob 86d9730b8bSJonathan Lemon static int e1000phy_service(struct mii_softc *, struct mii_data *, int); 87d9730b8bSJonathan Lemon static void e1000phy_status(struct mii_softc *); 882a4339f7SMatt Jacob static void e1000phy_reset(struct mii_softc *); 893fcb7a53SMarius Strobl static int e1000phy_mii_phy_auto(struct mii_softc *, int); 902a4339f7SMatt Jacob 91bbc9416dSPyun YongHyeon static const struct mii_phydesc e1000phys[] = { 92bbc9416dSPyun YongHyeon MII_PHY_DESC(MARVELL, E1000), 93bbc9416dSPyun YongHyeon MII_PHY_DESC(MARVELL, E1011), 94bbc9416dSPyun YongHyeon MII_PHY_DESC(MARVELL, E1000_3), 95bbc9416dSPyun YongHyeon MII_PHY_DESC(MARVELL, E1000_5), 96bbc9416dSPyun YongHyeon MII_PHY_DESC(MARVELL, E1111), 97bbc9416dSPyun YongHyeon MII_PHY_DESC(xxMARVELL, E1000), 98bbc9416dSPyun YongHyeon MII_PHY_DESC(xxMARVELL, E1011), 99bbc9416dSPyun YongHyeon MII_PHY_DESC(xxMARVELL, E1000_3), 1003fcb7a53SMarius Strobl MII_PHY_DESC(xxMARVELL, E1000S), 101bbc9416dSPyun YongHyeon MII_PHY_DESC(xxMARVELL, E1000_5), 1023fcb7a53SMarius Strobl MII_PHY_DESC(xxMARVELL, E1101), 1033fcb7a53SMarius Strobl MII_PHY_DESC(xxMARVELL, E3082), 1043fcb7a53SMarius Strobl MII_PHY_DESC(xxMARVELL, E1112), 1053fcb7a53SMarius Strobl MII_PHY_DESC(xxMARVELL, E1149), 106bbc9416dSPyun YongHyeon MII_PHY_DESC(xxMARVELL, E1111), 1073fcb7a53SMarius Strobl MII_PHY_DESC(xxMARVELL, E1116), 1083fcb7a53SMarius Strobl MII_PHY_DESC(xxMARVELL, E1116R), 1093fcb7a53SMarius Strobl MII_PHY_DESC(xxMARVELL, E1118), 110*f2033ea2SWarner Losh MII_PHY_DESC(xxMARVELL, E1149R), 1113fcb7a53SMarius Strobl MII_PHY_DESC(xxMARVELL, E3016), 1123fcb7a53SMarius Strobl MII_PHY_DESC(xxMARVELL, PHYG65G), 113bbc9416dSPyun YongHyeon MII_PHY_END 114bbc9416dSPyun YongHyeon }; 1152a4339f7SMatt Jacob 1163fcb7a53SMarius Strobl static const struct mii_phy_funcs e1000phy_funcs = { 1173fcb7a53SMarius Strobl e1000phy_service, 1183fcb7a53SMarius Strobl e1000phy_status, 1193fcb7a53SMarius Strobl e1000phy_reset 1203fcb7a53SMarius Strobl }; 1213fcb7a53SMarius Strobl 1222a4339f7SMatt Jacob static int 1232a4339f7SMatt Jacob e1000phy_probe(device_t dev) 1242a4339f7SMatt Jacob { 1252a4339f7SMatt Jacob 126bbc9416dSPyun YongHyeon return (mii_phy_dev_probe(dev, e1000phys, BUS_PROBE_DEFAULT)); 1272a4339f7SMatt Jacob } 1282a4339f7SMatt Jacob 1292a4339f7SMatt Jacob static int 1302a4339f7SMatt Jacob e1000phy_attach(device_t dev) 1312a4339f7SMatt Jacob { 1322a4339f7SMatt Jacob struct mii_softc *sc; 133fcb62a8bSPyun YongHyeon struct ifnet *ifp; 1342a4339f7SMatt Jacob 1353fcb7a53SMarius Strobl sc = device_get_softc(dev); 1362a4339f7SMatt Jacob 1373fcb7a53SMarius Strobl mii_phy_dev_attach(dev, MIIF_NOMANPAUSE, &e1000phy_funcs, 0); 138bbc9416dSPyun YongHyeon 139fcb62a8bSPyun YongHyeon ifp = sc->mii_pdata->mii_ifp; 1408e5d93dbSMarius Strobl if (strcmp(ifp->if_dname, "msk") == 0 && 1418e5d93dbSMarius Strobl (sc->mii_flags & MIIF_MACPRIV0) != 0) 1428e5d93dbSMarius Strobl sc->mii_flags |= MIIF_PHYPRIV0; 143fcb62a8bSPyun YongHyeon 1443fcb7a53SMarius Strobl switch (sc->mii_mpd_model) { 1453fcb7a53SMarius Strobl case MII_MODEL_xxMARVELL_E1011: 1463fcb7a53SMarius Strobl case MII_MODEL_xxMARVELL_E1112: 147bbc9416dSPyun YongHyeon if (PHY_READ(sc, E1000_ESSR) & E1000_ESSR_FIBER_LINK) 148bbc9416dSPyun YongHyeon sc->mii_flags |= MIIF_HAVEFIBER; 149bbc9416dSPyun YongHyeon break; 1503fcb7a53SMarius Strobl case MII_MODEL_xxMARVELL_E1149: 151*f2033ea2SWarner Losh case MII_MODEL_xxMARVELL_E1149R: 152b435227bSPyun YongHyeon /* 153b435227bSPyun YongHyeon * Some 88E1149 PHY's page select is initialized to 154b435227bSPyun YongHyeon * point to other bank instead of copper/fiber bank 155b435227bSPyun YongHyeon * which in turn resulted in wrong registers were 156b435227bSPyun YongHyeon * accessed during PHY operation. It is believed that 157b435227bSPyun YongHyeon * page 0 should be used for copper PHY so reinitialize 158b435227bSPyun YongHyeon * E1000_EADR to select default copper PHY. If parent 159b435227bSPyun YongHyeon * device know the type of PHY(either copper or fiber), 160b435227bSPyun YongHyeon * that information should be used to select default 161b435227bSPyun YongHyeon * type of PHY. 162b435227bSPyun YongHyeon */ 163b435227bSPyun YongHyeon PHY_WRITE(sc, E1000_EADR, 0); 164b435227bSPyun YongHyeon break; 165bbc9416dSPyun YongHyeon } 166bbc9416dSPyun YongHyeon 1673fcb7a53SMarius Strobl PHY_RESET(sc); 1682a4339f7SMatt Jacob 1693fcb7a53SMarius Strobl sc->mii_capabilities = PHY_READ(sc, MII_BMSR) & sc->mii_capmask; 170f98d7df2SPyun YongHyeon if (sc->mii_capabilities & BMSR_EXTSTAT) 171f98d7df2SPyun YongHyeon sc->mii_extcapabilities = PHY_READ(sc, MII_EXTSR); 172105cb0c6SJonathan Lemon device_printf(dev, " "); 173f98d7df2SPyun YongHyeon mii_phy_add_media(sc); 174f98d7df2SPyun YongHyeon printf("\n"); 1752a4339f7SMatt Jacob 1762a4339f7SMatt Jacob MIIBUS_MEDIAINIT(sc->mii_dev); 1772a4339f7SMatt Jacob return (0); 1782a4339f7SMatt Jacob } 1792a4339f7SMatt Jacob 1802a4339f7SMatt Jacob static void 1812a4339f7SMatt Jacob e1000phy_reset(struct mii_softc *sc) 1822a4339f7SMatt Jacob { 18310bace3eSPyun YongHyeon uint16_t reg, page; 1842a4339f7SMatt Jacob 1852a4339f7SMatt Jacob reg = PHY_READ(sc, E1000_SCR); 186bbc9416dSPyun YongHyeon if ((sc->mii_flags & MIIF_HAVEFIBER) != 0) { 1872a4339f7SMatt Jacob reg &= ~E1000_SCR_AUTO_X_MODE; 1882a4339f7SMatt Jacob PHY_WRITE(sc, E1000_SCR, reg); 1893fcb7a53SMarius Strobl if (sc->mii_mpd_model == MII_MODEL_xxMARVELL_E1112) { 190bbc9416dSPyun YongHyeon /* Select 1000BASE-X only mode. */ 19110bace3eSPyun YongHyeon page = PHY_READ(sc, E1000_EADR); 192bbc9416dSPyun YongHyeon PHY_WRITE(sc, E1000_EADR, 2); 193bbc9416dSPyun YongHyeon reg = PHY_READ(sc, E1000_SCR); 194bbc9416dSPyun YongHyeon reg &= ~E1000_SCR_MODE_MASK; 195bbc9416dSPyun YongHyeon reg |= E1000_SCR_MODE_1000BX; 196bbc9416dSPyun YongHyeon PHY_WRITE(sc, E1000_SCR, reg); 197f5a18221SMarius Strobl if ((sc->mii_flags & MIIF_PHYPRIV0) != 0) { 198fcb62a8bSPyun YongHyeon /* Set SIGDET polarity low for SFP module. */ 199fcb62a8bSPyun YongHyeon PHY_WRITE(sc, E1000_EADR, 1); 200fcb62a8bSPyun YongHyeon reg = PHY_READ(sc, E1000_SCR); 201fcb62a8bSPyun YongHyeon reg |= E1000_SCR_FIB_SIGDET_POLARITY; 202fcb62a8bSPyun YongHyeon PHY_WRITE(sc, E1000_SCR, reg); 203fcb62a8bSPyun YongHyeon } 20410bace3eSPyun YongHyeon PHY_WRITE(sc, E1000_EADR, page); 205bbc9416dSPyun YongHyeon } 206bbc9416dSPyun YongHyeon } else { 2073fcb7a53SMarius Strobl switch (sc->mii_mpd_model) { 2083fcb7a53SMarius Strobl case MII_MODEL_xxMARVELL_E1111: 2093fcb7a53SMarius Strobl case MII_MODEL_xxMARVELL_E1112: 2103fcb7a53SMarius Strobl case MII_MODEL_xxMARVELL_E1116: 2113fcb7a53SMarius Strobl case MII_MODEL_xxMARVELL_E1118: 2123fcb7a53SMarius Strobl case MII_MODEL_xxMARVELL_E1149: 213*f2033ea2SWarner Losh case MII_MODEL_xxMARVELL_E1149R: 2143fcb7a53SMarius Strobl case MII_MODEL_xxMARVELL_PHYG65G: 215bbc9416dSPyun YongHyeon /* Disable energy detect mode. */ 216bbc9416dSPyun YongHyeon reg &= ~E1000_SCR_EN_DETECT_MASK; 217bbc9416dSPyun YongHyeon reg |= E1000_SCR_AUTO_X_MODE; 2183fcb7a53SMarius Strobl if (sc->mii_mpd_model == MII_MODEL_xxMARVELL_E1116) 2196fd47025SPyun YongHyeon reg &= ~E1000_SCR_POWER_DOWN; 220745ef56aSPyun YongHyeon reg |= E1000_SCR_ASSERT_CRS_ON_TX; 221bbc9416dSPyun YongHyeon break; 2223fcb7a53SMarius Strobl case MII_MODEL_xxMARVELL_E3082: 223bbc9416dSPyun YongHyeon reg |= (E1000_SCR_AUTO_X_MODE >> 1); 224745ef56aSPyun YongHyeon reg |= E1000_SCR_ASSERT_CRS_ON_TX; 225745ef56aSPyun YongHyeon break; 2263fcb7a53SMarius Strobl case MII_MODEL_xxMARVELL_E3016: 227745ef56aSPyun YongHyeon reg |= E1000_SCR_AUTO_MDIX; 228745ef56aSPyun YongHyeon reg &= ~(E1000_SCR_EN_DETECT | 229745ef56aSPyun YongHyeon E1000_SCR_SCRAMBLER_DISABLE); 230745ef56aSPyun YongHyeon reg |= E1000_SCR_LPNP; 231745ef56aSPyun YongHyeon /* XXX Enable class A driver for Yukon FE+ A0. */ 232745ef56aSPyun YongHyeon PHY_WRITE(sc, 0x1C, PHY_READ(sc, 0x1C) | 0x0001); 233bbc9416dSPyun YongHyeon break; 234bbc9416dSPyun YongHyeon default: 235bbc9416dSPyun YongHyeon reg &= ~E1000_SCR_AUTO_X_MODE; 236745ef56aSPyun YongHyeon reg |= E1000_SCR_ASSERT_CRS_ON_TX; 2372a4339f7SMatt Jacob break; 2382a4339f7SMatt Jacob } 2393fcb7a53SMarius Strobl if (sc->mii_mpd_model != MII_MODEL_xxMARVELL_E3016) { 240bbc9416dSPyun YongHyeon /* Auto correction for reversed cable polarity. */ 241bbc9416dSPyun YongHyeon reg &= ~E1000_SCR_POLARITY_REVERSAL; 242745ef56aSPyun YongHyeon } 2432a4339f7SMatt Jacob PHY_WRITE(sc, E1000_SCR, reg); 2446fd47025SPyun YongHyeon 2453fcb7a53SMarius Strobl if (sc->mii_mpd_model == MII_MODEL_xxMARVELL_E1116 || 246*f2033ea2SWarner Losh sc->mii_mpd_model == MII_MODEL_xxMARVELL_E1149 || 247*f2033ea2SWarner Losh sc->mii_mpd_model == MII_MODEL_xxMARVELL_E1149R) { 2486fd47025SPyun YongHyeon PHY_WRITE(sc, E1000_EADR, 2); 2496fd47025SPyun YongHyeon reg = PHY_READ(sc, E1000_SCR); 2506fd47025SPyun YongHyeon reg |= E1000_SCR_RGMII_POWER_UP; 2516fd47025SPyun YongHyeon PHY_WRITE(sc, E1000_SCR, reg); 25244d90753SPyun YongHyeon PHY_WRITE(sc, E1000_EADR, 0); 2536fd47025SPyun YongHyeon } 254bbc9416dSPyun YongHyeon } 2552a4339f7SMatt Jacob 2563fcb7a53SMarius Strobl switch (sc->mii_mpd_model) { 2573fcb7a53SMarius Strobl case MII_MODEL_xxMARVELL_E3082: 2583fcb7a53SMarius Strobl case MII_MODEL_xxMARVELL_E1112: 2593fcb7a53SMarius Strobl case MII_MODEL_xxMARVELL_E1118: 260b95c79e0SPyun YongHyeon break; 2613fcb7a53SMarius Strobl case MII_MODEL_xxMARVELL_E1116: 262b95c79e0SPyun YongHyeon page = PHY_READ(sc, E1000_EADR); 263b95c79e0SPyun YongHyeon /* Select page 3, LED control register. */ 264b95c79e0SPyun YongHyeon PHY_WRITE(sc, E1000_EADR, 3); 265b95c79e0SPyun YongHyeon PHY_WRITE(sc, E1000_SCR, 266b95c79e0SPyun YongHyeon E1000_SCR_LED_LOS(1) | /* Link/Act */ 267b95c79e0SPyun YongHyeon E1000_SCR_LED_INIT(8) | /* 10Mbps */ 268b95c79e0SPyun YongHyeon E1000_SCR_LED_STAT1(7) | /* 100Mbps */ 269b95c79e0SPyun YongHyeon E1000_SCR_LED_STAT0(7)); /* 1000Mbps */ 270b95c79e0SPyun YongHyeon /* Set blink rate. */ 271b95c79e0SPyun YongHyeon PHY_WRITE(sc, E1000_IER, E1000_PULSE_DUR(E1000_PULSE_170MS) | 272b95c79e0SPyun YongHyeon E1000_BLINK_RATE(E1000_BLINK_84MS)); 273b95c79e0SPyun YongHyeon PHY_WRITE(sc, E1000_EADR, page); 274bbc9416dSPyun YongHyeon break; 2753fcb7a53SMarius Strobl case MII_MODEL_xxMARVELL_E3016: 276745ef56aSPyun YongHyeon /* LED2 -> ACT, LED1 -> LINK, LED0 -> SPEED. */ 277745ef56aSPyun YongHyeon PHY_WRITE(sc, 0x16, 0x0B << 8 | 0x05 << 4 | 0x04); 278745ef56aSPyun YongHyeon /* Integrated register calibration workaround. */ 279745ef56aSPyun YongHyeon PHY_WRITE(sc, 0x1D, 17); 280745ef56aSPyun YongHyeon PHY_WRITE(sc, 0x1E, 0x3F60); 281745ef56aSPyun YongHyeon break; 282bbc9416dSPyun YongHyeon default: 283bbc9416dSPyun YongHyeon /* Force TX_CLK to 25MHz clock. */ 2842a4339f7SMatt Jacob reg = PHY_READ(sc, E1000_ESCR); 2852a4339f7SMatt Jacob reg |= E1000_ESCR_TX_CLK_25; 2862a4339f7SMatt Jacob PHY_WRITE(sc, E1000_ESCR, reg); 287bbc9416dSPyun YongHyeon break; 288bbc9416dSPyun YongHyeon } 2892a4339f7SMatt Jacob 290bbc9416dSPyun YongHyeon /* Reset the PHY so all changes take effect. */ 291bbc9416dSPyun YongHyeon reg = PHY_READ(sc, E1000_CR); 292bbc9416dSPyun YongHyeon reg |= E1000_CR_RESET; 293bbc9416dSPyun YongHyeon PHY_WRITE(sc, E1000_CR, reg); 2942a4339f7SMatt Jacob } 2952a4339f7SMatt Jacob 296d9730b8bSJonathan Lemon static int 2972a4339f7SMatt Jacob e1000phy_service(struct mii_softc *sc, struct mii_data *mii, int cmd) 2982a4339f7SMatt Jacob { 2992a4339f7SMatt Jacob struct ifmedia_entry *ife = mii->mii_media.ifm_cur; 300bbc9416dSPyun YongHyeon uint16_t speed, gig; 3012a4339f7SMatt Jacob int reg; 3022a4339f7SMatt Jacob 3032a4339f7SMatt Jacob switch (cmd) { 3042a4339f7SMatt Jacob case MII_POLLSTAT: 3052a4339f7SMatt Jacob break; 3062a4339f7SMatt Jacob 3072a4339f7SMatt Jacob case MII_MEDIACHG: 3082a4339f7SMatt Jacob /* 3092a4339f7SMatt Jacob * If the interface is not up, don't do anything. 3102a4339f7SMatt Jacob */ 311d2ca0c42SPyun YongHyeon if ((mii->mii_ifp->if_flags & IFF_UP) == 0) 3122a4339f7SMatt Jacob break; 3132a4339f7SMatt Jacob 314bbc9416dSPyun YongHyeon if (IFM_SUBTYPE(ife->ifm_media) == IFM_AUTO) { 3153fcb7a53SMarius Strobl e1000phy_mii_phy_auto(sc, ife->ifm_media); 316bbc9416dSPyun YongHyeon break; 317bbc9416dSPyun YongHyeon } 318bbc9416dSPyun YongHyeon 319bbc9416dSPyun YongHyeon speed = 0; 3202a4339f7SMatt Jacob switch (IFM_SUBTYPE(ife->ifm_media)) { 321b418ad5cSPoul-Henning Kamp case IFM_1000_T: 322f98d7df2SPyun YongHyeon if ((sc->mii_extcapabilities & 323f98d7df2SPyun YongHyeon (EXTSR_1000TFDX | EXTSR_1000THDX)) == 0) 324bbc9416dSPyun YongHyeon return (EINVAL); 325bbc9416dSPyun YongHyeon speed = E1000_CR_SPEED_1000; 3262a4339f7SMatt Jacob break; 32759ce78feSWilko Bulte case IFM_1000_SX: 328f98d7df2SPyun YongHyeon if ((sc->mii_extcapabilities & 329f98d7df2SPyun YongHyeon (EXTSR_1000XFDX | EXTSR_1000XHDX)) == 0) 330bbc9416dSPyun YongHyeon return (EINVAL); 331bbc9416dSPyun YongHyeon speed = E1000_CR_SPEED_1000; 33259ce78feSWilko Bulte break; 3332a4339f7SMatt Jacob case IFM_100_TX: 334bbc9416dSPyun YongHyeon speed = E1000_CR_SPEED_100; 3352a4339f7SMatt Jacob break; 3362a4339f7SMatt Jacob case IFM_10_T: 337bbc9416dSPyun YongHyeon speed = E1000_CR_SPEED_10; 3382a4339f7SMatt Jacob break; 339bbc9416dSPyun YongHyeon case IFM_NONE: 340bbc9416dSPyun YongHyeon reg = PHY_READ(sc, E1000_CR); 341bbc9416dSPyun YongHyeon PHY_WRITE(sc, E1000_CR, 342bbc9416dSPyun YongHyeon reg | E1000_CR_ISOLATE | E1000_CR_POWER_DOWN); 343bbc9416dSPyun YongHyeon goto done; 3442a4339f7SMatt Jacob default: 3452a4339f7SMatt Jacob return (EINVAL); 3462a4339f7SMatt Jacob } 3472a4339f7SMatt Jacob 34834259ba3SMarius Strobl if ((ife->ifm_media & IFM_FDX) != 0) { 349bbc9416dSPyun YongHyeon speed |= E1000_CR_FULL_DUPLEX; 350bbc9416dSPyun YongHyeon gig = E1000_1GCR_1000T_FD; 351bbc9416dSPyun YongHyeon } else 352bbc9416dSPyun YongHyeon gig = E1000_1GCR_1000T; 3532a4339f7SMatt Jacob 354bbc9416dSPyun YongHyeon reg = PHY_READ(sc, E1000_CR); 355bbc9416dSPyun YongHyeon reg &= ~E1000_CR_AUTO_NEG_ENABLE; 356bbc9416dSPyun YongHyeon PHY_WRITE(sc, E1000_CR, reg | E1000_CR_RESET); 357bbc9416dSPyun YongHyeon 358efd4fc3fSMarius Strobl if (IFM_SUBTYPE(ife->ifm_media) == IFM_1000_T) { 359efd4fc3fSMarius Strobl gig |= E1000_1GCR_MS_ENABLE; 360efd4fc3fSMarius Strobl if ((ife->ifm_media & IFM_ETH_MASTER) != 0) 361efd4fc3fSMarius Strobl gig |= E1000_1GCR_MS_VALUE; 362efd4fc3fSMarius Strobl } else if ((sc->mii_extcapabilities & 363f98d7df2SPyun YongHyeon (EXTSR_1000TFDX | EXTSR_1000THDX)) != 0) 36434259ba3SMarius Strobl gig = 0; 36534259ba3SMarius Strobl PHY_WRITE(sc, E1000_1GCR, gig); 366bbc9416dSPyun YongHyeon PHY_WRITE(sc, E1000_AR, E1000_AR_SELECTOR_FIELD); 367bbc9416dSPyun YongHyeon PHY_WRITE(sc, E1000_CR, speed | E1000_CR_RESET); 368bbc9416dSPyun YongHyeon done: 369bbc9416dSPyun YongHyeon break; 3702a4339f7SMatt Jacob case MII_TICK: 3712a4339f7SMatt Jacob /* 3722a4339f7SMatt Jacob * Is the interface even up? 3732a4339f7SMatt Jacob */ 374d9730b8bSJonathan Lemon if ((mii->mii_ifp->if_flags & IFF_UP) == 0) 3752a4339f7SMatt Jacob return (0); 376d9730b8bSJonathan Lemon 377d9730b8bSJonathan Lemon /* 378d9730b8bSJonathan Lemon * Only used for autonegotiation. 379d9730b8bSJonathan Lemon */ 3805f36bdfcSPyun YongHyeon if (IFM_SUBTYPE(ife->ifm_media) != IFM_AUTO) { 3815f36bdfcSPyun YongHyeon sc->mii_ticks = 0; 382d9730b8bSJonathan Lemon break; 3835f36bdfcSPyun YongHyeon } 384d9730b8bSJonathan Lemon 385d9730b8bSJonathan Lemon /* 386d9730b8bSJonathan Lemon * check for link. 387d9730b8bSJonathan Lemon * Read the status register twice; BMSR_LINK is latch-low. 388d9730b8bSJonathan Lemon */ 389d9730b8bSJonathan Lemon reg = PHY_READ(sc, MII_BMSR) | PHY_READ(sc, MII_BMSR); 390bbc9416dSPyun YongHyeon if (reg & BMSR_LINK) { 391bbc9416dSPyun YongHyeon sc->mii_ticks = 0; 392d9730b8bSJonathan Lemon break; 393bbc9416dSPyun YongHyeon } 3942a4339f7SMatt Jacob 395bbc9416dSPyun YongHyeon /* Announce link loss right after it happens. */ 3965f36bdfcSPyun YongHyeon if (sc->mii_ticks++ == 0) 3975f36bdfcSPyun YongHyeon break; 398bbc9416dSPyun YongHyeon if (sc->mii_ticks <= sc->mii_anegticks) 3995536a3c5SPyun YongHyeon break; 400d9730b8bSJonathan Lemon 4012a4339f7SMatt Jacob sc->mii_ticks = 0; 4023fcb7a53SMarius Strobl PHY_RESET(sc); 4033fcb7a53SMarius Strobl e1000phy_mii_phy_auto(sc, ife->ifm_media); 404bbc9416dSPyun YongHyeon break; 4052a4339f7SMatt Jacob } 4062a4339f7SMatt Jacob 4072a4339f7SMatt Jacob /* Update the media status. */ 4083fcb7a53SMarius Strobl PHY_STATUS(sc); 4092a4339f7SMatt Jacob 4102a4339f7SMatt Jacob /* Callback if something changed. */ 411d9730b8bSJonathan Lemon mii_phy_update(sc, cmd); 4122a4339f7SMatt Jacob return (0); 4132a4339f7SMatt Jacob } 4142a4339f7SMatt Jacob 415d9730b8bSJonathan Lemon static void 4162a4339f7SMatt Jacob e1000phy_status(struct mii_softc *sc) 4172a4339f7SMatt Jacob { 4182a4339f7SMatt Jacob struct mii_data *mii = sc->mii_pdata; 419efd4fc3fSMarius Strobl int bmcr, bmsr, ssr; 4202a4339f7SMatt Jacob 4212a4339f7SMatt Jacob mii->mii_media_status = IFM_AVALID; 4222a4339f7SMatt Jacob mii->mii_media_active = IFM_ETHER; 4232a4339f7SMatt Jacob 4242a4339f7SMatt Jacob bmsr = PHY_READ(sc, E1000_SR) | PHY_READ(sc, E1000_SR); 4252a4339f7SMatt Jacob bmcr = PHY_READ(sc, E1000_CR); 4262a4339f7SMatt Jacob ssr = PHY_READ(sc, E1000_SSR); 4272a4339f7SMatt Jacob 4282a4339f7SMatt Jacob if (bmsr & E1000_SR_LINK_STATUS) 4292a4339f7SMatt Jacob mii->mii_media_status |= IFM_ACTIVE; 4302a4339f7SMatt Jacob 4312a4339f7SMatt Jacob if (bmcr & E1000_CR_LOOPBACK) 4322a4339f7SMatt Jacob mii->mii_media_active |= IFM_LOOP; 4332a4339f7SMatt Jacob 434c404d8f5SPyun YongHyeon if ((bmcr & E1000_CR_AUTO_NEG_ENABLE) != 0 && 435c404d8f5SPyun YongHyeon (ssr & E1000_SSR_SPD_DPLX_RESOLVED) == 0) { 4362a4339f7SMatt Jacob /* Erg, still trying, I guess... */ 4372a4339f7SMatt Jacob mii->mii_media_active |= IFM_NONE; 4382a4339f7SMatt Jacob return; 4392a4339f7SMatt Jacob } 4402a4339f7SMatt Jacob 44159ce78feSWilko Bulte if ((sc->mii_flags & MIIF_HAVEFIBER) == 0) { 442c404d8f5SPyun YongHyeon switch (ssr & E1000_SSR_SPEED) { 443c404d8f5SPyun YongHyeon case E1000_SSR_1000MBS: 444b418ad5cSPoul-Henning Kamp mii->mii_media_active |= IFM_1000_T; 445c404d8f5SPyun YongHyeon break; 446c404d8f5SPyun YongHyeon case E1000_SSR_100MBS: 4472a4339f7SMatt Jacob mii->mii_media_active |= IFM_100_TX; 448c404d8f5SPyun YongHyeon break; 449c404d8f5SPyun YongHyeon case E1000_SSR_10MBS: 4502a4339f7SMatt Jacob mii->mii_media_active |= IFM_10_T; 451c404d8f5SPyun YongHyeon break; 452c404d8f5SPyun YongHyeon default: 453c404d8f5SPyun YongHyeon mii->mii_media_active |= IFM_NONE; 454c404d8f5SPyun YongHyeon return; 455c404d8f5SPyun YongHyeon } 45659ce78feSWilko Bulte } else { 4571a01dae1SPyun YongHyeon /* 4581a01dae1SPyun YongHyeon * Some fiber PHY(88E1112) does not seem to set resolved 4591a01dae1SPyun YongHyeon * speed so always assume we've got IFM_1000_SX. 4601a01dae1SPyun YongHyeon */ 46159ce78feSWilko Bulte mii->mii_media_active |= IFM_1000_SX; 46259ce78feSWilko Bulte } 4632a4339f7SMatt Jacob 464efd4fc3fSMarius Strobl if (ssr & E1000_SSR_DUPLEX) { 4652a4339f7SMatt Jacob mii->mii_media_active |= IFM_FDX; 466efd4fc3fSMarius Strobl if ((sc->mii_flags & MIIF_HAVEFIBER) == 0) 467efd4fc3fSMarius Strobl mii->mii_media_active |= mii_phy_flowstatus(sc); 468efd4fc3fSMarius Strobl } else 4692a4339f7SMatt Jacob mii->mii_media_active |= IFM_HDX; 4702a4339f7SMatt Jacob 471efd4fc3fSMarius Strobl if (IFM_SUBTYPE(mii->mii_media_active) == IFM_1000_T) { 472efd4fc3fSMarius Strobl if (((PHY_READ(sc, E1000_1GSR) | PHY_READ(sc, E1000_1GSR)) & 473efd4fc3fSMarius Strobl E1000_1GSR_MS_CONFIG_RES) != 0) 474efd4fc3fSMarius Strobl mii->mii_media_active |= IFM_ETH_MASTER; 475bbc9416dSPyun YongHyeon } 47659ce78feSWilko Bulte } 4772a4339f7SMatt Jacob 4782a4339f7SMatt Jacob static int 4793fcb7a53SMarius Strobl e1000phy_mii_phy_auto(struct mii_softc *sc, int media) 4802a4339f7SMatt Jacob { 4812c56cee9SPyun YongHyeon uint16_t reg; 4822a4339f7SMatt Jacob 4832c56cee9SPyun YongHyeon if ((sc->mii_flags & MIIF_HAVEFIBER) == 0) { 4842c56cee9SPyun YongHyeon reg = PHY_READ(sc, E1000_AR); 48512d314a6SMarius Strobl reg &= ~(E1000_AR_PAUSE | E1000_AR_ASM_DIR); 4862c56cee9SPyun YongHyeon reg |= E1000_AR_10T | E1000_AR_10T_FD | 487efd4fc3fSMarius Strobl E1000_AR_100TX | E1000_AR_100TX_FD; 488efd4fc3fSMarius Strobl if ((media & IFM_FLOW) != 0 || 489efd4fc3fSMarius Strobl (sc->mii_flags & MIIF_FORCEPAUSE) != 0) 490efd4fc3fSMarius Strobl reg |= E1000_AR_PAUSE | E1000_AR_ASM_DIR; 4912c56cee9SPyun YongHyeon PHY_WRITE(sc, E1000_AR, reg | E1000_AR_SELECTOR_FIELD); 4922c56cee9SPyun YongHyeon } else 493efd4fc3fSMarius Strobl PHY_WRITE(sc, E1000_AR, E1000_FA_1000X_FD | E1000_FA_1000X); 494f98d7df2SPyun YongHyeon if ((sc->mii_extcapabilities & (EXTSR_1000TFDX | EXTSR_1000THDX)) != 0) 495bbc9416dSPyun YongHyeon PHY_WRITE(sc, E1000_1GCR, 496bbc9416dSPyun YongHyeon E1000_1GCR_1000T_FD | E1000_1GCR_1000T); 497bbc9416dSPyun YongHyeon PHY_WRITE(sc, E1000_CR, 4982a4339f7SMatt Jacob E1000_CR_AUTO_NEG_ENABLE | E1000_CR_RESTART_AUTO_NEG); 4992a4339f7SMatt Jacob 5002a4339f7SMatt Jacob return (EJUSTRETURN); 5012a4339f7SMatt Jacob } 502