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brgphy.c revision 1.34.10.1
      1  1.34.10.1        ad /*	$NetBSD: brgphy.c,v 1.34.10.1 2007/12/26 19:46:34 ad Exp $	*/
      2        1.1   thorpej 
      3        1.1   thorpej /*-
      4        1.1   thorpej  * Copyright (c) 1998, 1999, 2000, 2001 The NetBSD Foundation, Inc.
      5        1.1   thorpej  * All rights reserved.
      6        1.1   thorpej  *
      7        1.1   thorpej  * This code is derived from software contributed to The NetBSD Foundation
      8        1.1   thorpej  * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
      9        1.1   thorpej  * NASA Ames Research Center.
     10        1.1   thorpej  *
     11        1.1   thorpej  * Redistribution and use in source and binary forms, with or without
     12        1.1   thorpej  * modification, are permitted provided that the following conditions
     13        1.1   thorpej  * are met:
     14        1.1   thorpej  * 1. Redistributions of source code must retain the above copyright
     15        1.1   thorpej  *    notice, this list of conditions and the following disclaimer.
     16        1.1   thorpej  * 2. Redistributions in binary form must reproduce the above copyright
     17        1.1   thorpej  *    notice, this list of conditions and the following disclaimer in the
     18        1.1   thorpej  *    documentation and/or other materials provided with the distribution.
     19        1.1   thorpej  * 3. All advertising materials mentioning features or use of this software
     20        1.1   thorpej  *    must display the following acknowledgement:
     21        1.1   thorpej  *	This product includes software developed by the NetBSD
     22        1.1   thorpej  *	Foundation, Inc. and its contributors.
     23        1.1   thorpej  * 4. Neither the name of The NetBSD Foundation nor the names of its
     24        1.1   thorpej  *    contributors may be used to endorse or promote products derived
     25        1.1   thorpej  *    from this software without specific prior written permission.
     26        1.1   thorpej  *
     27        1.1   thorpej  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     28        1.1   thorpej  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     29        1.1   thorpej  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     30        1.1   thorpej  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     31        1.1   thorpej  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     32        1.1   thorpej  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     33        1.1   thorpej  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     34        1.1   thorpej  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     35        1.1   thorpej  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     36        1.1   thorpej  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     37        1.1   thorpej  * POSSIBILITY OF SUCH DAMAGE.
     38        1.1   thorpej  */
     39        1.1   thorpej 
     40        1.1   thorpej /*
     41        1.1   thorpej  * Copyright (c) 1997 Manuel Bouyer.  All rights reserved.
     42        1.1   thorpej  *
     43        1.1   thorpej  * Redistribution and use in source and binary forms, with or without
     44        1.1   thorpej  * modification, are permitted provided that the following conditions
     45        1.1   thorpej  * are met:
     46        1.1   thorpej  * 1. Redistributions of source code must retain the above copyright
     47        1.1   thorpej  *    notice, this list of conditions and the following disclaimer.
     48        1.1   thorpej  * 2. Redistributions in binary form must reproduce the above copyright
     49        1.1   thorpej  *    notice, this list of conditions and the following disclaimer in the
     50        1.1   thorpej  *    documentation and/or other materials provided with the distribution.
     51        1.1   thorpej  * 3. All advertising materials mentioning features or use of this software
     52        1.1   thorpej  *    must display the following acknowledgement:
     53        1.1   thorpej  *	This product includes software developed by Manuel Bouyer.
     54        1.1   thorpej  * 4. The name of the author may not be used to endorse or promote products
     55        1.1   thorpej  *    derived from this software without specific prior written permission.
     56        1.1   thorpej  *
     57        1.1   thorpej  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     58        1.1   thorpej  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     59        1.1   thorpej  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     60        1.1   thorpej  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     61        1.1   thorpej  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     62        1.1   thorpej  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     63        1.1   thorpej  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     64        1.1   thorpej  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     65        1.1   thorpej  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     66        1.1   thorpej  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     67        1.1   thorpej  */
     68        1.1   thorpej 
     69        1.1   thorpej /*
     70        1.1   thorpej  * driver for the Broadcom BCM5400 Gig-E PHY.
     71        1.1   thorpej  *
     72        1.1   thorpej  * Programming information for this PHY was gleaned from FreeBSD
     73        1.1   thorpej  * (they were apparently able to get a datasheet from Broadcom).
     74        1.1   thorpej  */
     75        1.5     lukem 
     76        1.5     lukem #include <sys/cdefs.h>
     77  1.34.10.1        ad __KERNEL_RCSID(0, "$NetBSD: brgphy.c,v 1.34.10.1 2007/12/26 19:46:34 ad Exp $");
     78        1.1   thorpej 
     79        1.1   thorpej #include <sys/param.h>
     80        1.1   thorpej #include <sys/systm.h>
     81        1.1   thorpej #include <sys/kernel.h>
     82        1.1   thorpej #include <sys/device.h>
     83        1.1   thorpej #include <sys/socket.h>
     84        1.1   thorpej #include <sys/errno.h>
     85        1.1   thorpej 
     86        1.1   thorpej #include <net/if.h>
     87        1.1   thorpej #include <net/if_media.h>
     88        1.1   thorpej 
     89        1.1   thorpej #include <dev/mii/mii.h>
     90        1.1   thorpej #include <dev/mii/miivar.h>
     91        1.1   thorpej #include <dev/mii/miidevs.h>
     92        1.1   thorpej 
     93        1.1   thorpej #include <dev/mii/brgphyreg.h>
     94        1.1   thorpej 
     95       1.21   thorpej static int	brgphymatch(struct device *, struct cfdata *, void *);
     96       1.21   thorpej static void	brgphyattach(struct device *, struct device *, void *);
     97        1.1   thorpej 
     98       1.12   thorpej CFATTACH_DECL(brgphy, sizeof(struct mii_softc),
     99       1.13   thorpej     brgphymatch, brgphyattach, mii_phy_detach, mii_phy_activate);
    100        1.1   thorpej 
    101       1.21   thorpej static int	brgphy_service(struct mii_softc *, struct mii_data *, int);
    102       1.21   thorpej static void	brgphy_status(struct mii_softc *);
    103       1.32   msaitoh static int	brgphy_mii_phy_auto(struct mii_softc *);
    104       1.32   msaitoh static void	brgphy_loop(struct mii_softc *);
    105        1.1   thorpej 
    106       1.21   thorpej static void	brgphy_5401_reset(struct mii_softc *);
    107       1.21   thorpej static void	brgphy_5411_reset(struct mii_softc *);
    108       1.21   thorpej static void	brgphy_5703_reset(struct mii_softc *);
    109       1.21   thorpej static void	brgphy_5704_reset(struct mii_softc *);
    110       1.21   thorpej static void	brgphy_5705_reset(struct mii_softc *);
    111       1.22      cube static void	brgphy_5750_reset(struct mii_softc *);
    112       1.34     markd static void	brgphy_5755_reset(struct mii_softc *);
    113       1.10   thorpej 
    114       1.21   thorpej static const struct mii_phy_funcs brgphy_funcs = {
    115        1.1   thorpej 	brgphy_service, brgphy_status, mii_phy_reset,
    116        1.1   thorpej };
    117        1.1   thorpej 
    118       1.21   thorpej static const struct mii_phy_funcs brgphy_5401_funcs = {
    119       1.10   thorpej 	brgphy_service, brgphy_status, brgphy_5401_reset,
    120       1.10   thorpej };
    121       1.10   thorpej 
    122       1.21   thorpej static const struct mii_phy_funcs brgphy_5411_funcs = {
    123       1.10   thorpej 	brgphy_service, brgphy_status, brgphy_5411_reset,
    124       1.10   thorpej };
    125       1.10   thorpej 
    126       1.21   thorpej static const struct mii_phy_funcs brgphy_5703_funcs = {
    127       1.15  jonathan 	brgphy_service, brgphy_status, brgphy_5703_reset,
    128       1.15  jonathan };
    129       1.15  jonathan 
    130       1.21   thorpej static const struct mii_phy_funcs brgphy_5704_funcs = {
    131       1.15  jonathan 	brgphy_service, brgphy_status, brgphy_5704_reset,
    132       1.15  jonathan };
    133       1.15  jonathan 
    134       1.21   thorpej static const struct mii_phy_funcs brgphy_5705_funcs = {
    135       1.18   hannken 	brgphy_service, brgphy_status, brgphy_5705_reset,
    136       1.18   hannken };
    137       1.18   hannken 
    138       1.22      cube const struct mii_phy_funcs brgphy_5750_funcs = {
    139       1.22      cube 	brgphy_service, brgphy_status, brgphy_5750_reset,
    140       1.22      cube };
    141       1.22      cube 
    142       1.34     markd const struct mii_phy_funcs brgphy_5755_funcs = {
    143       1.34     markd 	brgphy_service, brgphy_status, brgphy_5755_reset,
    144       1.34     markd };
    145       1.34     markd 
    146       1.15  jonathan 
    147       1.21   thorpej static const struct mii_phydesc brgphys[] = {
    148        1.1   thorpej 	{ MII_OUI_BROADCOM,		MII_MODEL_BROADCOM_BCM5400,
    149        1.1   thorpej 	  MII_STR_BROADCOM_BCM5400 },
    150        1.2   thorpej 
    151        1.1   thorpej 	{ MII_OUI_BROADCOM,		MII_MODEL_BROADCOM_BCM5401,
    152        1.1   thorpej 	  MII_STR_BROADCOM_BCM5401 },
    153        1.2   thorpej 
    154        1.1   thorpej 	{ MII_OUI_BROADCOM,		MII_MODEL_BROADCOM_BCM5411,
    155        1.1   thorpej 	  MII_STR_BROADCOM_BCM5411 },
    156        1.9   thorpej 
    157        1.9   thorpej 	{ MII_OUI_BROADCOM,		MII_MODEL_BROADCOM_BCM5421,
    158        1.9   thorpej 	  MII_STR_BROADCOM_BCM5421 },
    159        1.7      fvdl 
    160        1.7      fvdl 	{ MII_OUI_BROADCOM,		MII_MODEL_BROADCOM_BCM5701,
    161        1.7      fvdl 	  MII_STR_BROADCOM_BCM5701 },
    162       1.14      matt 
    163       1.14      matt 	{ MII_OUI_BROADCOM,		MII_MODEL_BROADCOM_BCM5703,
    164       1.14      matt 	  MII_STR_BROADCOM_BCM5703 },
    165        1.1   thorpej 
    166       1.15  jonathan 	{ MII_OUI_BROADCOM,		MII_MODEL_BROADCOM_BCM5704,
    167       1.15  jonathan 	  MII_STR_BROADCOM_BCM5704 },
    168       1.15  jonathan 
    169       1.25  jonathan 	{ MII_OUI_BROADCOM,		MII_MODEL_BROADCOM_BCM5705,
    170       1.25  jonathan 	  MII_STR_BROADCOM_BCM5705 },
    171       1.25  jonathan 
    172       1.24  jonathan 	{ MII_OUI_BROADCOM,		MII_MODEL_BROADCOM_BCM5714,
    173       1.24  jonathan 	  MII_STR_BROADCOM_BCM5714 },
    174       1.18   hannken 
    175       1.22      cube 	{ MII_OUI_BROADCOM,		MII_MODEL_BROADCOM_BCM5750,
    176       1.22      cube 	  MII_STR_BROADCOM_BCM5750 },
    177       1.22      cube 
    178       1.31   tsutsui 	{ MII_OUI_BROADCOM,		MII_MODEL_BROADCOM_BCM5752,
    179       1.31   tsutsui 	  MII_STR_BROADCOM_BCM5752 },
    180       1.31   tsutsui 
    181       1.27  jonathan 	{ MII_OUI_BROADCOM,		MII_MODEL_BROADCOM_BCM5780,
    182       1.27  jonathan 	  MII_STR_BROADCOM_BCM5780 },
    183       1.27  jonathan 
    184       1.34     markd 	{ MII_OUI_BROADCOM2,		MII_MODEL_BROADCOM2_BCM5755,
    185       1.34     markd 	  MII_STR_BROADCOM2_BCM5755 },
    186       1.34     markd 
    187       1.34     markd 	{ MII_OUI_BROADCOM2,		MII_MODEL_BROADCOM2_BCM5754,
    188       1.34     markd 	  MII_STR_BROADCOM2_BCM5754 },
    189       1.34     markd 
    190        1.1   thorpej 	{ 0,				0,
    191        1.1   thorpej 	  NULL },
    192        1.1   thorpej };
    193        1.1   thorpej 
    194       1.10   thorpej static void bcm5401_load_dspcode(struct mii_softc *);
    195       1.10   thorpej static void bcm5411_load_dspcode(struct mii_softc *);
    196       1.15  jonathan static void bcm5703_load_dspcode(struct mii_softc *);
    197       1.15  jonathan static void bcm5704_load_dspcode(struct mii_softc *);
    198       1.22      cube static void bcm5750_load_dspcode(struct mii_softc *);
    199       1.34     markd static void bcm5755_load_dspcode(struct mii_softc *);
    200       1.10   thorpej 
    201       1.21   thorpej static int
    202       1.29  christos brgphymatch(struct device *parent, struct cfdata *match,
    203       1.28  christos     void *aux)
    204        1.1   thorpej {
    205        1.1   thorpej 	struct mii_attach_args *ma = aux;
    206        1.1   thorpej 
    207        1.2   thorpej 	if (mii_phy_match(ma, brgphys) != NULL)
    208        1.1   thorpej 		return (10);
    209        1.1   thorpej 
    210        1.1   thorpej 	return (0);
    211        1.1   thorpej }
    212        1.1   thorpej 
    213       1.21   thorpej static void
    214       1.29  christos brgphyattach(struct device *parent, struct device *self, void *aux)
    215        1.1   thorpej {
    216       1.26   thorpej 	struct mii_softc *sc = device_private(self);
    217        1.1   thorpej 	struct mii_attach_args *ma = aux;
    218        1.1   thorpej 	struct mii_data *mii = ma->mii_data;
    219        1.2   thorpej 	const struct mii_phydesc *mpd;
    220        1.1   thorpej 
    221        1.2   thorpej 	mpd = mii_phy_match(ma, brgphys);
    222       1.17   thorpej 	aprint_naive(": Media interface\n");
    223       1.17   thorpej 	aprint_normal(": %s, rev. %d\n", mpd->mpd_name, MII_REV(ma->mii_id2));
    224        1.1   thorpej 
    225        1.1   thorpej 	sc->mii_inst = mii->mii_instance;
    226        1.1   thorpej 	sc->mii_phy = ma->mii_phyno;
    227       1.32   msaitoh 	sc->mii_mpd_model = MII_MODEL(ma->mii_id2);
    228        1.1   thorpej 	sc->mii_pdata = mii;
    229        1.6   thorpej 	sc->mii_flags = ma->mii_flags;
    230       1.30  christos 	sc->mii_anegticks = MII_ANEGTICKS;
    231        1.1   thorpej 
    232       1.10   thorpej 	switch (MII_MODEL(ma->mii_id2)) {
    233       1.10   thorpej 	case MII_MODEL_BROADCOM_BCM5400:
    234       1.10   thorpej 		sc->mii_funcs = &brgphy_5401_funcs;
    235       1.17   thorpej 		aprint_normal("%s: using BCM5401 DSP patch\n",
    236       1.17   thorpej 		    sc->mii_dev.dv_xname);
    237       1.10   thorpej 		break;
    238       1.10   thorpej 
    239       1.10   thorpej 	case MII_MODEL_BROADCOM_BCM5401:
    240       1.10   thorpej 		if (MII_REV(ma->mii_id2) == 1 || MII_REV(ma->mii_id2) == 3) {
    241       1.10   thorpej 			sc->mii_funcs = &brgphy_5401_funcs;
    242       1.17   thorpej 			aprint_normal("%s: using BCM5401 DSP patch\n",
    243       1.10   thorpej 			    sc->mii_dev.dv_xname);
    244       1.10   thorpej 		} else
    245       1.10   thorpej 			sc->mii_funcs = &brgphy_funcs;
    246       1.10   thorpej 		break;
    247       1.10   thorpej 
    248       1.10   thorpej 	case MII_MODEL_BROADCOM_BCM5411:
    249       1.10   thorpej 		sc->mii_funcs = &brgphy_5411_funcs;
    250       1.17   thorpej 		aprint_normal("%s: using BCM5411 DSP patch\n",
    251       1.17   thorpej 		    sc->mii_dev.dv_xname);
    252       1.10   thorpej 		break;
    253       1.10   thorpej 
    254       1.15  jonathan #ifdef notyet /* unverified, untested */
    255       1.15  jonathan 	case MII_MODEL_BROADCOM_BCM5703:
    256       1.15  jonathan 		sc->mii_funcs = &brgphy_5703_funcs;
    257       1.17   thorpej 		aprint_normal("%s: using BCM5703 DSP patch\n",
    258       1.17   thorpej 		    sc->mii_dev.dv_xname);
    259       1.15  jonathan 		break;
    260       1.15  jonathan #endif
    261       1.15  jonathan 
    262       1.15  jonathan 	case MII_MODEL_BROADCOM_BCM5704:
    263       1.15  jonathan 		sc->mii_funcs = &brgphy_5704_funcs;
    264       1.17   thorpej 		aprint_normal("%s: using BCM5704 DSP patch\n",
    265       1.17   thorpej 		    sc->mii_dev.dv_xname);
    266       1.15  jonathan 		break;
    267       1.15  jonathan 
    268       1.18   hannken 	case MII_MODEL_BROADCOM_BCM5705:
    269       1.18   hannken 		sc->mii_funcs = &brgphy_5705_funcs;
    270       1.18   hannken 		break;
    271       1.18   hannken 
    272       1.24  jonathan 	case MII_MODEL_BROADCOM_BCM5714:
    273       1.27  jonathan 	case MII_MODEL_BROADCOM_BCM5780:
    274       1.22      cube 	case MII_MODEL_BROADCOM_BCM5750:
    275       1.31   tsutsui 	case MII_MODEL_BROADCOM_BCM5752:
    276       1.22      cube 		sc->mii_funcs = &brgphy_5750_funcs;
    277       1.22      cube 		break;
    278       1.22      cube 
    279       1.34     markd 	case MII_MODEL_BROADCOM2_BCM5754:
    280       1.34     markd 	case MII_MODEL_BROADCOM2_BCM5755:
    281       1.34     markd 		sc->mii_funcs = &brgphy_5755_funcs;
    282       1.34     markd 		break;
    283       1.34     markd 
    284       1.10   thorpej 	default:
    285       1.10   thorpej 		sc->mii_funcs = &brgphy_funcs;
    286       1.10   thorpej 		break;
    287       1.10   thorpej 	}
    288       1.10   thorpej 
    289        1.1   thorpej 	PHY_RESET(sc);
    290        1.1   thorpej 
    291        1.1   thorpej 	sc->mii_capabilities =
    292        1.1   thorpej 	    PHY_READ(sc, MII_BMSR) & ma->mii_capmask;
    293        1.1   thorpej 	if (sc->mii_capabilities & BMSR_EXTSTAT)
    294        1.1   thorpej 		sc->mii_extcapabilities = PHY_READ(sc, MII_EXTSR);
    295        1.1   thorpej 
    296       1.17   thorpej 	aprint_normal("%s: ", sc->mii_dev.dv_xname);
    297        1.1   thorpej 	if ((sc->mii_capabilities & BMSR_MEDIAMASK) == 0 &&
    298        1.1   thorpej 	    (sc->mii_extcapabilities & EXTSR_MEDIAMASK) == 0)
    299       1.17   thorpej 		aprint_error("no media present");
    300        1.1   thorpej 	else
    301        1.1   thorpej 		mii_phy_add_media(sc);
    302       1.17   thorpej 	aprint_normal("\n");
    303  1.34.10.1        ad 
    304  1.34.10.1        ad 	if (!pmf_device_register(self, NULL, mii_phy_resume))
    305  1.34.10.1        ad 		aprint_error_dev(self, "couldn't establish power handler\n");
    306        1.1   thorpej }
    307        1.1   thorpej 
    308       1.21   thorpej static int
    309        1.4   thorpej brgphy_service(struct mii_softc *sc, struct mii_data *mii, int cmd)
    310        1.1   thorpej {
    311        1.1   thorpej 	struct ifmedia_entry *ife = mii->mii_media.ifm_cur;
    312       1.32   msaitoh 	int reg, speed, gig;
    313        1.1   thorpej 
    314        1.1   thorpej 	switch (cmd) {
    315        1.1   thorpej 	case MII_POLLSTAT:
    316        1.1   thorpej 		/*
    317        1.1   thorpej 		 * If we're not polling our PHY instance, just return.
    318        1.1   thorpej 		 */
    319        1.1   thorpej 		if (IFM_INST(ife->ifm_media) != sc->mii_inst)
    320        1.1   thorpej 			return (0);
    321        1.1   thorpej 		break;
    322        1.1   thorpej 
    323        1.1   thorpej 	case MII_MEDIACHG:
    324        1.1   thorpej 		/*
    325        1.1   thorpej 		 * If the media indicates a different PHY instance,
    326        1.1   thorpej 		 * isolate ourselves.
    327        1.1   thorpej 		 */
    328        1.1   thorpej 		if (IFM_INST(ife->ifm_media) != sc->mii_inst) {
    329        1.1   thorpej 			reg = PHY_READ(sc, MII_BMCR);
    330        1.1   thorpej 			PHY_WRITE(sc, MII_BMCR, reg | BMCR_ISO);
    331        1.1   thorpej 			return (0);
    332        1.1   thorpej 		}
    333        1.1   thorpej 
    334        1.1   thorpej 		/*
    335        1.1   thorpej 		 * If the interface is not up, don't do anything.
    336        1.1   thorpej 		 */
    337        1.1   thorpej 		if ((mii->mii_ifp->if_flags & IFF_UP) == 0)
    338        1.1   thorpej 			break;
    339        1.1   thorpej 
    340       1.32   msaitoh 		PHY_RESET(sc); /* XXX hardware bug work-around */
    341       1.32   msaitoh 
    342       1.32   msaitoh 		switch (IFM_SUBTYPE(ife->ifm_media)) {
    343       1.32   msaitoh 		case IFM_AUTO:
    344       1.32   msaitoh 			(void) brgphy_mii_phy_auto(sc);
    345       1.32   msaitoh 			break;
    346       1.32   msaitoh 		case IFM_1000_T:
    347       1.32   msaitoh 			speed = BMCR_S1000;
    348       1.32   msaitoh 			goto setit;
    349       1.32   msaitoh 		case IFM_100_TX:
    350       1.32   msaitoh 			speed = BMCR_S100;
    351       1.32   msaitoh 			goto setit;
    352       1.32   msaitoh 		case IFM_10_T:
    353       1.32   msaitoh 			speed = BMCR_S10;
    354       1.32   msaitoh setit:
    355       1.32   msaitoh 			brgphy_loop(sc);
    356       1.32   msaitoh 			if ((ife->ifm_media & IFM_GMASK) == IFM_FDX) {
    357       1.32   msaitoh 				speed |= BMCR_FDX;
    358       1.32   msaitoh 				gig = GTCR_ADV_1000TFDX;
    359       1.32   msaitoh 			} else {
    360       1.32   msaitoh 				gig = GTCR_ADV_1000THDX;
    361       1.32   msaitoh 			}
    362       1.32   msaitoh 
    363       1.32   msaitoh 			PHY_WRITE(sc, MII_100T2CR, 0);
    364       1.32   msaitoh 			PHY_WRITE(sc, MII_BMCR, speed);
    365       1.32   msaitoh 			PHY_WRITE(sc, MII_ANAR, ANAR_CSMA);
    366       1.32   msaitoh 
    367       1.32   msaitoh 			if (IFM_SUBTYPE(ife->ifm_media) != IFM_1000_T)
    368       1.32   msaitoh 				break;
    369       1.32   msaitoh 
    370       1.32   msaitoh 			PHY_WRITE(sc, MII_100T2CR, gig);
    371       1.32   msaitoh 			PHY_WRITE(sc, MII_BMCR,
    372       1.32   msaitoh 			    speed|BMCR_AUTOEN|BMCR_STARTNEG);
    373       1.32   msaitoh 
    374       1.32   msaitoh 			if (sc->mii_mpd_model != MII_MODEL_BROADCOM_BCM5701)
    375       1.33   msaitoh 				break;
    376       1.32   msaitoh 
    377       1.32   msaitoh 			if (mii->mii_media.ifm_media & IFM_ETH_MASTER)
    378       1.32   msaitoh 				gig |= GTCR_MAN_MS | GTCR_ADV_MS;
    379       1.32   msaitoh 			PHY_WRITE(sc, MII_100T2CR, gig);
    380       1.32   msaitoh 			break;
    381       1.32   msaitoh 		default:
    382       1.32   msaitoh 			return (EINVAL);
    383       1.32   msaitoh 		}
    384        1.1   thorpej 		break;
    385        1.1   thorpej 
    386        1.1   thorpej 	case MII_TICK:
    387        1.1   thorpej 		/*
    388        1.1   thorpej 		 * If we're not currently selected, just return.
    389        1.1   thorpej 		 */
    390        1.1   thorpej 		if (IFM_INST(ife->ifm_media) != sc->mii_inst)
    391        1.1   thorpej 			return (0);
    392        1.1   thorpej 
    393        1.1   thorpej 		if (mii_phy_tick(sc) == EJUSTRETURN)
    394        1.1   thorpej 			return (0);
    395        1.1   thorpej 		break;
    396        1.1   thorpej 
    397        1.1   thorpej 	case MII_DOWN:
    398        1.1   thorpej 		mii_phy_down(sc);
    399        1.1   thorpej 		return (0);
    400        1.1   thorpej 	}
    401        1.1   thorpej 
    402        1.1   thorpej 	/* Update the media status. */
    403        1.1   thorpej 	mii_phy_status(sc);
    404        1.1   thorpej 
    405       1.10   thorpej 	/*
    406       1.32   msaitoh 	 * Callback if something changed. Note that we need to poke the DSP on
    407       1.32   msaitoh 	 * the Broadcom PHYs if the media changes.
    408       1.10   thorpej 	 */
    409       1.23     perry 	if (sc->mii_media_active != mii->mii_media_active ||
    410       1.10   thorpej 	    sc->mii_media_status != mii->mii_media_status ||
    411       1.10   thorpej 	    cmd == MII_MEDIACHG) {
    412       1.10   thorpej 		mii_phy_update(sc, cmd);
    413       1.10   thorpej 		if (sc->mii_funcs == &brgphy_5401_funcs)
    414       1.10   thorpej 			bcm5401_load_dspcode(sc);
    415       1.10   thorpej 		else if (sc->mii_funcs == &brgphy_5411_funcs)
    416       1.10   thorpej 			bcm5411_load_dspcode(sc);
    417       1.10   thorpej 	}
    418        1.1   thorpej 	return (0);
    419        1.1   thorpej }
    420        1.1   thorpej 
    421       1.21   thorpej static void
    422        1.4   thorpej brgphy_status(struct mii_softc *sc)
    423        1.1   thorpej {
    424        1.1   thorpej 	struct mii_data *mii = sc->mii_pdata;
    425        1.1   thorpej 	struct ifmedia_entry *ife = mii->mii_media.ifm_cur;
    426        1.1   thorpej 	int bmcr, auxsts, gtsr;
    427        1.1   thorpej 
    428        1.1   thorpej 	mii->mii_media_status = IFM_AVALID;
    429        1.1   thorpej 	mii->mii_media_active = IFM_ETHER;
    430        1.1   thorpej 
    431        1.1   thorpej 	auxsts = PHY_READ(sc, BRGPHY_MII_AUXSTS);
    432        1.1   thorpej 
    433        1.1   thorpej 	if (auxsts & BRGPHY_AUXSTS_LINK)
    434        1.1   thorpej 		mii->mii_media_status |= IFM_ACTIVE;
    435        1.1   thorpej 
    436        1.1   thorpej 	bmcr = PHY_READ(sc, MII_BMCR);
    437        1.1   thorpej 	if (bmcr & BMCR_ISO) {
    438        1.1   thorpej 		mii->mii_media_active |= IFM_NONE;
    439        1.1   thorpej 		mii->mii_media_status = 0;
    440        1.1   thorpej 		return;
    441        1.1   thorpej 	}
    442        1.1   thorpej 
    443        1.1   thorpej 	if (bmcr & BMCR_LOOP)
    444        1.1   thorpej 		mii->mii_media_active |= IFM_LOOP;
    445        1.1   thorpej 
    446        1.1   thorpej 	if (bmcr & BMCR_AUTOEN) {
    447        1.1   thorpej 		/*
    448        1.1   thorpej 		 * The media status bits are only valid of autonegotiation
    449        1.1   thorpej 		 * has completed (or it's disabled).
    450        1.1   thorpej 		 */
    451        1.1   thorpej 		if ((auxsts & BRGPHY_AUXSTS_ACOMP) == 0) {
    452        1.1   thorpej 			/* Erg, still trying, I guess... */
    453        1.1   thorpej 			mii->mii_media_active |= IFM_NONE;
    454        1.1   thorpej 			return;
    455        1.1   thorpej 		}
    456        1.1   thorpej 
    457        1.1   thorpej 		switch (auxsts & BRGPHY_AUXSTS_AN_RES) {
    458        1.1   thorpej 		case BRGPHY_RES_1000FD:
    459        1.3     bjh21 			mii->mii_media_active |= IFM_1000_T|IFM_FDX;
    460        1.1   thorpej 			gtsr = PHY_READ(sc, MII_100T2SR);
    461        1.1   thorpej 			if (gtsr & GTSR_MS_RES)
    462        1.1   thorpej 				mii->mii_media_active |= IFM_ETH_MASTER;
    463        1.1   thorpej 			break;
    464        1.1   thorpej 
    465        1.1   thorpej 		case BRGPHY_RES_1000HD:
    466        1.3     bjh21 			mii->mii_media_active |= IFM_1000_T;
    467        1.1   thorpej 			gtsr = PHY_READ(sc, MII_100T2SR);
    468        1.1   thorpej 			if (gtsr & GTSR_MS_RES)
    469        1.1   thorpej 				mii->mii_media_active |= IFM_ETH_MASTER;
    470        1.1   thorpej 			break;
    471        1.1   thorpej 
    472        1.1   thorpej 		case BRGPHY_RES_100FD:
    473        1.1   thorpej 			mii->mii_media_active |= IFM_100_TX|IFM_FDX;
    474        1.1   thorpej 			break;
    475        1.1   thorpej 
    476        1.1   thorpej 		case BRGPHY_RES_100T4:
    477        1.1   thorpej 			mii->mii_media_active |= IFM_100_T4;
    478        1.1   thorpej 			break;
    479        1.1   thorpej 
    480        1.1   thorpej 		case BRGPHY_RES_100HD:
    481        1.1   thorpej 			mii->mii_media_active |= IFM_100_TX;
    482        1.1   thorpej 			break;
    483        1.1   thorpej 
    484        1.1   thorpej 		case BRGPHY_RES_10FD:
    485        1.1   thorpej 			mii->mii_media_active |= IFM_10_T|IFM_FDX;
    486        1.1   thorpej 			break;
    487        1.1   thorpej 
    488        1.1   thorpej 		case BRGPHY_RES_10HD:
    489        1.1   thorpej 			mii->mii_media_active |= IFM_10_T;
    490        1.1   thorpej 			break;
    491        1.1   thorpej 
    492        1.1   thorpej 		default:
    493        1.1   thorpej 			mii->mii_media_active |= IFM_NONE;
    494        1.1   thorpej 			mii->mii_media_status = 0;
    495        1.1   thorpej 		}
    496       1.19   thorpej 		if (mii->mii_media_active & IFM_FDX)
    497       1.20   thorpej 			mii->mii_media_active |= mii_phy_flowstatus(sc);
    498        1.1   thorpej 	} else
    499        1.1   thorpej 		mii->mii_media_active = ife->ifm_media;
    500       1.10   thorpej }
    501       1.10   thorpej 
    502       1.32   msaitoh int
    503       1.32   msaitoh brgphy_mii_phy_auto(struct mii_softc *sc)
    504       1.32   msaitoh {
    505       1.32   msaitoh 	int anar, ktcr = 0;
    506       1.32   msaitoh 
    507       1.32   msaitoh 	brgphy_loop(sc);
    508       1.32   msaitoh 	PHY_RESET(sc);
    509       1.32   msaitoh 	ktcr = GTCR_ADV_1000TFDX|GTCR_ADV_1000THDX;
    510       1.32   msaitoh 	if (sc->mii_mpd_model == MII_MODEL_BROADCOM_BCM5701)
    511       1.32   msaitoh 		ktcr |= GTCR_MAN_MS|GTCR_ADV_MS;
    512       1.32   msaitoh 	PHY_WRITE(sc, MII_100T2CR, ktcr);
    513       1.32   msaitoh 	ktcr = PHY_READ(sc, MII_100T2CR);
    514       1.32   msaitoh 	DELAY(1000);
    515       1.32   msaitoh 	anar = BMSR_MEDIA_TO_ANAR(sc->mii_capabilities) | ANAR_CSMA;
    516       1.32   msaitoh 	if (sc->mii_flags & MIIF_DOPAUSE)
    517       1.32   msaitoh 		anar |= ANAR_FC| ANAR_X_PAUSE_ASYM;
    518       1.32   msaitoh 
    519       1.32   msaitoh 	PHY_WRITE(sc, MII_ANAR, anar);
    520       1.32   msaitoh 	DELAY(1000);
    521       1.32   msaitoh 	PHY_WRITE(sc, MII_BMCR,
    522       1.32   msaitoh 	    BMCR_AUTOEN | BMCR_STARTNEG);
    523       1.32   msaitoh 	PHY_WRITE(sc, BRGPHY_MII_IMR, 0xFF00);
    524       1.32   msaitoh 
    525       1.32   msaitoh 	return (EJUSTRETURN);
    526       1.32   msaitoh }
    527       1.32   msaitoh 
    528       1.32   msaitoh void
    529       1.32   msaitoh brgphy_loop(struct mii_softc *sc)
    530       1.32   msaitoh {
    531       1.32   msaitoh 	u_int32_t bmsr;
    532       1.32   msaitoh 	int i;
    533       1.32   msaitoh 
    534       1.32   msaitoh 	PHY_WRITE(sc, MII_BMCR, BMCR_LOOP);
    535       1.33   msaitoh 	for (i = 0; i < 15000; i++) {
    536       1.32   msaitoh 		bmsr = PHY_READ(sc, MII_BMSR);
    537       1.32   msaitoh 		if (!(bmsr & BMSR_LINK))
    538       1.32   msaitoh 			break;
    539       1.32   msaitoh 		DELAY(10);
    540       1.32   msaitoh 	}
    541       1.32   msaitoh }
    542       1.32   msaitoh 
    543       1.21   thorpej static void
    544       1.10   thorpej brgphy_5401_reset(struct mii_softc *sc)
    545       1.10   thorpej {
    546       1.10   thorpej 
    547       1.10   thorpej 	mii_phy_reset(sc);
    548       1.10   thorpej 	bcm5401_load_dspcode(sc);
    549       1.10   thorpej }
    550       1.10   thorpej 
    551       1.21   thorpej static void
    552       1.10   thorpej brgphy_5411_reset(struct mii_softc *sc)
    553       1.10   thorpej {
    554       1.10   thorpej 
    555       1.10   thorpej 	mii_phy_reset(sc);
    556       1.10   thorpej 	bcm5411_load_dspcode(sc);
    557       1.10   thorpej }
    558       1.10   thorpej 
    559       1.15  jonathan 
    560       1.21   thorpej static void
    561       1.15  jonathan brgphy_5703_reset(struct mii_softc *sc)
    562       1.15  jonathan {
    563       1.15  jonathan 
    564       1.15  jonathan 	mii_phy_reset(sc);
    565       1.15  jonathan 	bcm5703_load_dspcode(sc);
    566       1.15  jonathan }
    567       1.15  jonathan 
    568       1.21   thorpej static void
    569       1.15  jonathan brgphy_5704_reset(struct mii_softc *sc)
    570       1.15  jonathan {
    571       1.15  jonathan 
    572       1.15  jonathan 	mii_phy_reset(sc);
    573       1.15  jonathan 	bcm5704_load_dspcode(sc);
    574       1.18   hannken }
    575       1.18   hannken 
    576       1.18   hannken /*
    577       1.18   hannken  * Hardware bug workaround.  Do nothing since after
    578       1.18   hannken  * reset the 5705 PHY would get stuck in 10/100 MII mode.
    579       1.18   hannken  */
    580       1.18   hannken 
    581       1.21   thorpej static void
    582       1.29  christos brgphy_5705_reset(struct mii_softc *sc)
    583       1.18   hannken {
    584       1.15  jonathan }
    585       1.15  jonathan 
    586       1.22      cube static void
    587       1.22      cube brgphy_5750_reset(struct mii_softc *sc)
    588       1.22      cube {
    589       1.22      cube 	mii_phy_reset(sc);
    590       1.22      cube 	bcm5750_load_dspcode(sc);
    591       1.22      cube }
    592       1.22      cube 
    593       1.34     markd static void
    594       1.34     markd brgphy_5755_reset(struct mii_softc *sc)
    595       1.34     markd {
    596       1.34     markd 	mii_phy_reset(sc);
    597       1.34     markd 	bcm5755_load_dspcode(sc);
    598       1.34     markd }
    599       1.34     markd 
    600       1.16  jonathan /* Turn off tap power management on 5401. */
    601       1.10   thorpej static void
    602       1.10   thorpej bcm5401_load_dspcode(struct mii_softc *sc)
    603       1.10   thorpej {
    604       1.10   thorpej 	static const struct {
    605       1.10   thorpej 		int		reg;
    606       1.10   thorpej 		uint16_t	val;
    607       1.10   thorpej 	} dspcode[] = {
    608       1.16  jonathan 		{ BRGPHY_MII_AUXCTL,		0x0c20 },
    609       1.10   thorpej 		{ BRGPHY_MII_DSP_ADDR_REG,	0x0012 },
    610       1.10   thorpej 		{ BRGPHY_MII_DSP_RW_PORT,	0x1804 },
    611       1.10   thorpej 		{ BRGPHY_MII_DSP_ADDR_REG,	0x0013 },
    612       1.10   thorpej 		{ BRGPHY_MII_DSP_RW_PORT,	0x1204 },
    613       1.10   thorpej 		{ BRGPHY_MII_DSP_ADDR_REG,	0x8006 },
    614       1.10   thorpej 		{ BRGPHY_MII_DSP_RW_PORT,	0x0132 },
    615       1.10   thorpej 		{ BRGPHY_MII_DSP_ADDR_REG,	0x8006 },
    616       1.10   thorpej 		{ BRGPHY_MII_DSP_RW_PORT,	0x0232 },
    617       1.10   thorpej 		{ BRGPHY_MII_DSP_ADDR_REG,	0x201f },
    618       1.10   thorpej 		{ BRGPHY_MII_DSP_RW_PORT,	0x0a20 },
    619       1.10   thorpej 		{ 0,				0 },
    620       1.10   thorpej 	};
    621       1.10   thorpej 	int i;
    622       1.10   thorpej 
    623       1.10   thorpej 	for (i = 0; dspcode[i].reg != 0; i++)
    624       1.10   thorpej 		PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val);
    625       1.16  jonathan     delay(40);
    626       1.10   thorpej }
    627       1.10   thorpej 
    628       1.10   thorpej static void
    629       1.10   thorpej bcm5411_load_dspcode(struct mii_softc *sc)
    630       1.10   thorpej {
    631       1.10   thorpej 	static const struct {
    632       1.10   thorpej 		int		reg;
    633       1.10   thorpej 		uint16_t	val;
    634       1.10   thorpej 	} dspcode[] = {
    635       1.10   thorpej 		{ 0x1c,				0x8c23 },
    636       1.10   thorpej 		{ 0x1c,				0x8ca3 },
    637       1.10   thorpej 		{ 0x1c,				0x8c23 },
    638       1.15  jonathan 		{ 0,				0 },
    639       1.15  jonathan 	};
    640       1.15  jonathan 	int i;
    641       1.15  jonathan 
    642       1.15  jonathan 	for (i = 0; dspcode[i].reg != 0; i++)
    643       1.15  jonathan 		PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val);
    644       1.15  jonathan }
    645       1.15  jonathan 
    646       1.15  jonathan static void
    647       1.15  jonathan bcm5703_load_dspcode(struct mii_softc *sc)
    648       1.15  jonathan {
    649       1.15  jonathan 	static const struct {
    650       1.15  jonathan 		int		reg;
    651       1.15  jonathan 		uint16_t	val;
    652       1.15  jonathan 	} dspcode[] = {
    653       1.15  jonathan 		{ BRGPHY_MII_AUXCTL,		0x0c00 },
    654       1.15  jonathan 		{ BRGPHY_MII_DSP_ADDR_REG,	0x201f },
    655       1.15  jonathan 		{ BRGPHY_MII_DSP_RW_PORT,	0x2aaa },
    656       1.15  jonathan 		{ 0,				0 },
    657       1.15  jonathan 	};
    658       1.15  jonathan 	int i;
    659       1.15  jonathan 
    660       1.15  jonathan 	for (i = 0; dspcode[i].reg != 0; i++)
    661       1.15  jonathan 		PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val);
    662       1.15  jonathan }
    663       1.15  jonathan 
    664       1.15  jonathan static void
    665       1.15  jonathan bcm5704_load_dspcode(struct mii_softc *sc)
    666       1.15  jonathan {
    667       1.15  jonathan 	static const struct {
    668       1.15  jonathan 		int		reg;
    669       1.15  jonathan 		uint16_t	val;
    670       1.15  jonathan 	} dspcode[] = {
    671       1.15  jonathan 		{ 0x1c,				0x8d68 },
    672       1.33   msaitoh 		{ 0x1c,				0x8d68 },
    673       1.10   thorpej 		{ 0,				0 },
    674       1.10   thorpej 	};
    675       1.10   thorpej 	int i;
    676       1.10   thorpej 
    677       1.10   thorpej 	for (i = 0; dspcode[i].reg != 0; i++)
    678       1.10   thorpej 		PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val);
    679        1.1   thorpej }
    680       1.22      cube 
    681       1.22      cube static void
    682       1.22      cube bcm5750_load_dspcode(struct mii_softc *sc)
    683       1.22      cube {
    684       1.22      cube 	static const struct {
    685       1.22      cube 		int		reg;
    686       1.22      cube 		uint16_t	val;
    687       1.22      cube 	} dspcode[] = {
    688       1.22      cube 		{ BRGPHY_MII_AUXCTL,		0x0c00 },
    689       1.22      cube 		{ BRGPHY_MII_DSP_ADDR_REG,	0x000a },
    690       1.22      cube 		{ BRGPHY_MII_DSP_RW_PORT,	0x310b },
    691       1.22      cube 		{ BRGPHY_MII_DSP_ADDR_REG,	0x201f },
    692       1.22      cube 		{ BRGPHY_MII_DSP_RW_PORT,	0x9506 },
    693       1.22      cube 		{ BRGPHY_MII_DSP_ADDR_REG,	0x401f },
    694       1.22      cube 		{ BRGPHY_MII_DSP_RW_PORT,	0x14e2 },
    695       1.22      cube 		{ BRGPHY_MII_AUXCTL,		0x0400 },
    696       1.22      cube 		{ 0,				0 },
    697       1.22      cube 	};
    698       1.22      cube 	int i;
    699       1.22      cube 
    700       1.22      cube 	for (i = 0; dspcode[i].reg != 0; i++)
    701       1.22      cube 		PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val);
    702       1.22      cube }
    703       1.34     markd 
    704       1.34     markd static void
    705       1.34     markd bcm5755_load_dspcode(struct mii_softc *sc)
    706       1.34     markd {
    707       1.34     markd 	static const struct {
    708       1.34     markd 		int		reg;
    709       1.34     markd 		uint16_t	val;
    710       1.34     markd 	} dspcode[] = {
    711       1.34     markd 		{ BRGPHY_MII_AUXCTL,		0x0c00 },
    712       1.34     markd 		{ BRGPHY_MII_DSP_ADDR_REG,	0x000a },
    713       1.34     markd 		{ BRGPHY_MII_DSP_RW_PORT,	0x010b },
    714       1.34     markd 
    715       1.34     markd 		{ BRGPHY_MII_AUXCTL,		0x0400 },
    716       1.34     markd 		{ 0,				0 },
    717       1.34     markd 	};
    718       1.34     markd 	int i;
    719       1.34     markd 
    720       1.34     markd 	for (i = 0; dspcode[i].reg != 0; i++)
    721       1.34     markd 		PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val);
    722       1.34     markd }
    723