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if_tlp_pci.c revision 1.95
      1 /*	$NetBSD: if_tlp_pci.c,v 1.95 2006/07/26 14:21:20 itohy Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 1998, 1999, 2000, 2002 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
      9  * NASA Ames Research Center; and Charles M. Hannum.
     10  *
     11  * Redistribution and use in source and binary forms, with or without
     12  * modification, are permitted provided that the following conditions
     13  * are met:
     14  * 1. Redistributions of source code must retain the above copyright
     15  *    notice, this list of conditions and the following disclaimer.
     16  * 2. Redistributions in binary form must reproduce the above copyright
     17  *    notice, this list of conditions and the following disclaimer in the
     18  *    documentation and/or other materials provided with the distribution.
     19  * 3. All advertising materials mentioning features or use of this software
     20  *    must display the following acknowledgement:
     21  *	This product includes software developed by the NetBSD
     22  *	Foundation, Inc. and its contributors.
     23  * 4. Neither the name of The NetBSD Foundation nor the names of its
     24  *    contributors may be used to endorse or promote products derived
     25  *    from this software without specific prior written permission.
     26  *
     27  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     28  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     29  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     30  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     31  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     32  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     33  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     34  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     35  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     36  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     37  * POSSIBILITY OF SUCH DAMAGE.
     38  */
     39 
     40 /*
     41  * PCI bus front-end for the Digital Semiconductor ``Tulip'' (21x4x)
     42  * Ethernet controller family driver.
     43  */
     44 
     45 #include <sys/cdefs.h>
     46 __KERNEL_RCSID(0, "$NetBSD: if_tlp_pci.c,v 1.95 2006/07/26 14:21:20 itohy Exp $");
     47 
     48 #include <sys/param.h>
     49 #include <sys/systm.h>
     50 #include <sys/mbuf.h>
     51 #include <sys/malloc.h>
     52 #include <sys/kernel.h>
     53 #include <sys/socket.h>
     54 #include <sys/ioctl.h>
     55 #include <sys/errno.h>
     56 #include <sys/device.h>
     57 
     58 #include <machine/endian.h>
     59 
     60 #include <net/if.h>
     61 #include <net/if_dl.h>
     62 #include <net/if_media.h>
     63 #include <net/if_ether.h>
     64 
     65 #include <machine/bus.h>
     66 #include <machine/intr.h>
     67 #ifdef __sparc__
     68 #include <machine/promlib.h>
     69 #endif
     70 
     71 #include <dev/mii/miivar.h>
     72 #include <dev/mii/mii_bitbang.h>
     73 
     74 #include <dev/ic/tulipreg.h>
     75 #include <dev/ic/tulipvar.h>
     76 
     77 #include <dev/pci/pcivar.h>
     78 #include <dev/pci/pcireg.h>
     79 #include <dev/pci/pcidevs.h>
     80 
     81 /*
     82  * PCI configuration space registers used by the Tulip.
     83  */
     84 #define	TULIP_PCI_IOBA		0x10	/* i/o mapped base */
     85 #define	TULIP_PCI_MMBA		0x14	/* memory mapped base */
     86 #define	TULIP_PCI_CFDA		0x40	/* configuration driver area */
     87 
     88 #define	CFDA_SLEEP		0x80000000	/* sleep mode */
     89 #define	CFDA_SNOOZE		0x40000000	/* snooze mode */
     90 
     91 struct tulip_pci_softc {
     92 	struct tulip_softc sc_tulip;	/* real Tulip softc */
     93 
     94 	/* PCI-specific goo. */
     95 	void	*sc_ih;			/* interrupt handle */
     96 
     97 	pci_chipset_tag_t sc_pc;	/* our PCI chipset */
     98 	pcitag_t sc_pcitag;		/* our PCI tag */
     99 
    100 	int	sc_flags;		/* flags; see below */
    101 
    102 	LIST_HEAD(, tulip_pci_softc) sc_intrslaves;
    103 	LIST_ENTRY(tulip_pci_softc) sc_intrq;
    104 
    105 	/* Our {ROM,interrupt} master. */
    106 	struct tulip_pci_softc *sc_master;
    107 };
    108 
    109 /* sc_flags */
    110 #define	TULIP_PCI_SHAREDINTR	0x01	/* interrupt is shared */
    111 #define	TULIP_PCI_SLAVEINTR	0x02	/* interrupt is slave */
    112 #define	TULIP_PCI_SHAREDROM	0x04	/* ROM is shared */
    113 #define	TULIP_PCI_SLAVEROM	0x08	/* slave of shared ROM */
    114 
    115 static int	tlp_pci_match(struct device *, struct cfdata *, void *);
    116 static void	tlp_pci_attach(struct device *, struct device *, void *);
    117 
    118 CFATTACH_DECL(tlp_pci, sizeof(struct tulip_pci_softc),
    119     tlp_pci_match, tlp_pci_attach, NULL, NULL);
    120 
    121 static const struct tulip_pci_product {
    122 	u_int32_t	tpp_vendor;	/* PCI vendor ID */
    123 	u_int32_t	tpp_product;	/* PCI product ID */
    124 	tulip_chip_t	tpp_chip;	/* base Tulip chip type */
    125 } tlp_pci_products[] = {
    126 	{ PCI_VENDOR_DEC,		PCI_PRODUCT_DEC_21040,
    127 	  TULIP_CHIP_21040 },
    128 	{ PCI_VENDOR_DEC,		PCI_PRODUCT_DEC_21041,
    129 	  TULIP_CHIP_21041 },
    130 	{ PCI_VENDOR_DEC,		PCI_PRODUCT_DEC_21140,
    131 	  TULIP_CHIP_21140 },
    132 	{ PCI_VENDOR_DEC,		PCI_PRODUCT_DEC_21142,
    133 	  TULIP_CHIP_21142 },
    134 
    135 	{ PCI_VENDOR_LITEON,		PCI_PRODUCT_LITEON_82C168,
    136 	  TULIP_CHIP_82C168 },
    137 
    138 	/*
    139 	 * Note: This is like a MX98725 with Wake-On-LAN and a
    140 	 * 128-bit multicast hash table.
    141 	 */
    142 	{ PCI_VENDOR_LITEON,		PCI_PRODUCT_LITEON_82C115,
    143 	  TULIP_CHIP_82C115 },
    144 
    145 	{ PCI_VENDOR_MACRONIX,		PCI_PRODUCT_MACRONIX_MX98713,
    146 	  TULIP_CHIP_MX98713 },
    147 	{ PCI_VENDOR_MACRONIX,		PCI_PRODUCT_MACRONIX_MX987x5,
    148 	  TULIP_CHIP_MX98715 },
    149 
    150 	{ PCI_VENDOR_COMPEX,		PCI_PRODUCT_COMPEX_RL100TX,
    151 	  TULIP_CHIP_MX98713 },
    152 
    153 	{ PCI_VENDOR_WINBOND,		PCI_PRODUCT_WINBOND_W89C840F,
    154 	  TULIP_CHIP_WB89C840F },
    155 	{ PCI_VENDOR_COMPEX,		PCI_PRODUCT_COMPEX_RL100ATX,
    156 	  TULIP_CHIP_WB89C840F },
    157 
    158 	{ PCI_VENDOR_DAVICOM,		PCI_PRODUCT_DAVICOM_DM9102,
    159 	  TULIP_CHIP_DM9102 },
    160 
    161 	{ PCI_VENDOR_ADMTEK,		PCI_PRODUCT_ADMTEK_AL981,
    162 	  TULIP_CHIP_AL981 },
    163 
    164 	{ PCI_VENDOR_ADMTEK,		PCI_PRODUCT_ADMTEK_AN983,
    165 	  TULIP_CHIP_AN985 },
    166 	{ PCI_VENDOR_ADMTEK,		PCI_PRODUCT_ADMTEK_ADM9511,
    167 	  TULIP_CHIP_AN985 },
    168 	{ PCI_VENDOR_ADMTEK,		PCI_PRODUCT_ADMTEK_ADM9513,
    169 	  TULIP_CHIP_AN985 },
    170 	{ PCI_VENDOR_ACCTON,		PCI_PRODUCT_ACCTON_EN2242,
    171 	  TULIP_CHIP_AN985 },
    172 
    173 	{ PCI_VENDOR_3COM,		PCI_PRODUCT_3COM_3C910SOHOB,
    174 	  TULIP_CHIP_AN985 },
    175 
    176 	{ PCI_VENDOR_ASIX,		PCI_PRODUCT_ASIX_AX88140A,
    177 	  TULIP_CHIP_AX88140 },
    178 
    179 	{ PCI_VENDOR_CONEXANT,		PCI_PRODUCT_CONEXANT_LANFINITY,
    180 	  TULIP_CHIP_RS7112 },
    181 
    182 	{ 0,				0,
    183 	  TULIP_CHIP_INVALID },
    184 };
    185 
    186 struct tlp_pci_quirks {
    187 	void		(*tpq_func)(struct tulip_pci_softc *,
    188 			    const u_int8_t *);
    189 	u_int8_t	tpq_oui[3];
    190 };
    191 
    192 static void	tlp_pci_dec_quirks(struct tulip_pci_softc *,
    193 		    const u_int8_t *);
    194 
    195 static void	tlp_pci_znyx_21040_quirks(struct tulip_pci_softc *,
    196 		    const u_int8_t *);
    197 static void	tlp_pci_smc_21040_quirks(struct tulip_pci_softc *,
    198 		    const u_int8_t *);
    199 static void	tlp_pci_cogent_21040_quirks(struct tulip_pci_softc *,
    200 		    const u_int8_t *);
    201 static void	tlp_pci_accton_21040_quirks(struct tulip_pci_softc *,
    202 		    const u_int8_t *);
    203 
    204 static void	tlp_pci_cobalt_21142_quirks(struct tulip_pci_softc *,
    205 		    const u_int8_t *);
    206 static void	tlp_pci_algor_21142_quirks(struct tulip_pci_softc *,
    207 		    const u_int8_t *);
    208 static void	tlp_pci_netwinder_21142_quirks(struct tulip_pci_softc *,
    209 		    const u_int8_t *);
    210 static void	tlp_pci_znyx_21142_quirks(struct tulip_pci_softc *,
    211 		    const u_int8_t *);
    212 
    213 static void	tlp_pci_adaptec_quirks(struct tulip_pci_softc *,
    214 		    const u_int8_t *);
    215 
    216 static const struct tlp_pci_quirks tlp_pci_21040_quirks[] = {
    217 	{ tlp_pci_znyx_21040_quirks,	{ 0x00, 0xc0, 0x95 } },
    218 	{ tlp_pci_smc_21040_quirks,	{ 0x00, 0x00, 0xc0 } },
    219 	{ tlp_pci_cogent_21040_quirks,	{ 0x00, 0x00, 0x92 } },
    220 	{ tlp_pci_accton_21040_quirks,	{ 0x00, 0x00, 0xe8 } },
    221 	{ NULL,				{ 0, 0, 0 } }
    222 };
    223 
    224 static const struct tlp_pci_quirks tlp_pci_21041_quirks[] = {
    225 	{ tlp_pci_dec_quirks,		{ 0x08, 0x00, 0x2b } },
    226 	{ tlp_pci_dec_quirks,		{ 0x00, 0x00, 0xf8 } },
    227 	{ NULL,				{ 0, 0, 0 } }
    228 };
    229 
    230 static void	tlp_pci_asante_21140_quirks(struct tulip_pci_softc *,
    231 		    const u_int8_t *);
    232 static void	tlp_pci_smc_21140_quirks(struct tulip_pci_softc *,
    233 		    const u_int8_t *);
    234 static void	tlp_pci_vpc_21140_quirks(struct tulip_pci_softc *,
    235 		    const u_int8_t *);
    236 
    237 static const struct tlp_pci_quirks tlp_pci_21140_quirks[] = {
    238 	{ tlp_pci_dec_quirks,		{ 0x08, 0x00, 0x2b } },
    239 	{ tlp_pci_dec_quirks,		{ 0x00, 0x00, 0xf8 } },
    240 	{ tlp_pci_asante_21140_quirks,	{ 0x00, 0x00, 0x94 } },
    241 	{ tlp_pci_adaptec_quirks,	{ 0x00, 0x00, 0x92 } },
    242 	{ tlp_pci_adaptec_quirks,	{ 0x00, 0x00, 0xd1 } },
    243 	{ tlp_pci_smc_21140_quirks,	{ 0x00, 0x00, 0xc0 } },
    244 	{ tlp_pci_vpc_21140_quirks,	{ 0x00, 0x03, 0xff } },
    245 	{ NULL,				{ 0, 0, 0 } }
    246 };
    247 
    248 static const struct tlp_pci_quirks tlp_pci_21142_quirks[] = {
    249 	{ tlp_pci_dec_quirks,		{ 0x08, 0x00, 0x2b } },
    250 	{ tlp_pci_dec_quirks,		{ 0x00, 0x00, 0xf8 } },
    251 	{ tlp_pci_cobalt_21142_quirks,	{ 0x00, 0x10, 0xe0 } },
    252 	{ tlp_pci_algor_21142_quirks,	{ 0x00, 0x40, 0xbc } },
    253 	{ tlp_pci_adaptec_quirks,	{ 0x00, 0x00, 0xd1 } },
    254 	{ tlp_pci_netwinder_21142_quirks,{ 0x00, 0x10, 0x57 } },
    255 	{ tlp_pci_znyx_21142_quirks,	{ 0x00, 0xc0, 0x95 } },
    256 	{ NULL,				{ 0, 0, 0 } }
    257 };
    258 
    259 static int	tlp_pci_shared_intr(void *);
    260 
    261 static const struct tulip_pci_product *
    262 tlp_pci_lookup(const struct pci_attach_args *pa)
    263 {
    264 	const struct tulip_pci_product *tpp;
    265 
    266 	/* Don't match lmc cards */
    267 	if (PCI_VENDOR(pci_conf_read(pa->pa_pc, pa->pa_tag,
    268 	    PCI_SUBSYS_ID_REG)) == PCI_VENDOR_LMC)
    269 		return NULL;
    270 
    271 	for (tpp = tlp_pci_products;
    272 	     tlp_chip_names[tpp->tpp_chip] != NULL;
    273 	     tpp++) {
    274 		if (PCI_VENDOR(pa->pa_id) == tpp->tpp_vendor &&
    275 		    PCI_PRODUCT(pa->pa_id) == tpp->tpp_product)
    276 			return (tpp);
    277 	}
    278 	return (NULL);
    279 }
    280 
    281 static void
    282 tlp_pci_get_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr,
    283     const struct tlp_pci_quirks *tpq)
    284 {
    285 
    286 	for (; tpq->tpq_func != NULL; tpq++) {
    287 		if (tpq->tpq_oui[0] == enaddr[0] &&
    288 		    tpq->tpq_oui[1] == enaddr[1] &&
    289 		    tpq->tpq_oui[2] == enaddr[2]) {
    290 			(*tpq->tpq_func)(psc, enaddr);
    291 			return;
    292 		}
    293 	}
    294 }
    295 
    296 static void
    297 tlp_pci_check_slaved(struct tulip_pci_softc *psc, int shared, int slaved)
    298 {
    299 	extern struct cfdriver tlp_cd;
    300 	struct tulip_pci_softc *cur, *best = NULL;
    301 	struct tulip_softc *sc = &psc->sc_tulip;
    302 	int i;
    303 
    304 	/*
    305 	 * First of all, find the lowest pcidev numbered device on our
    306 	 * bus marked as shared.  That should be our master.
    307 	 */
    308 	for (i = 0; i < tlp_cd.cd_ndevs; i++) {
    309 		if ((cur = tlp_cd.cd_devs[i]) == NULL)
    310 			continue;
    311 		if (device_parent(&cur->sc_tulip.sc_dev) !=
    312 		    device_parent(&sc->sc_dev))
    313 			continue;
    314 		if ((cur->sc_flags & shared) == 0)
    315 			continue;
    316 		if (cur == psc)
    317 			continue;
    318 		if (best == NULL ||
    319 		    best->sc_tulip.sc_devno > cur->sc_tulip.sc_devno)
    320 			best = cur;
    321 	}
    322 
    323 	if (best != NULL) {
    324 		psc->sc_master = best;
    325 		psc->sc_flags |= (shared | slaved);
    326 	}
    327 }
    328 
    329 static int
    330 tlp_pci_match(struct device *parent, struct cfdata *match, void *aux)
    331 {
    332 	struct pci_attach_args *pa = aux;
    333 
    334 	if (tlp_pci_lookup(pa) != NULL)
    335 		return (10);	/* beat if_de.c */
    336 
    337 	return (0);
    338 }
    339 
    340 static void
    341 tlp_pci_attach(struct device *parent, struct device *self, void *aux)
    342 {
    343 	struct tulip_pci_softc *psc = (void *) self;
    344 	struct tulip_softc *sc = &psc->sc_tulip;
    345 	struct pci_attach_args *pa = aux;
    346 	pci_chipset_tag_t pc = pa->pa_pc;
    347 	pci_intr_handle_t ih;
    348 	const char *intrstr = NULL;
    349 	bus_space_tag_t iot, memt;
    350 	bus_space_handle_t ioh, memh;
    351 	int ioh_valid, memh_valid, i, j;
    352 	const struct tulip_pci_product *tpp;
    353 	prop_data_t ea;
    354 	u_int8_t enaddr[ETHER_ADDR_LEN];
    355 	u_int32_t val = 0;
    356 	pcireg_t reg;
    357 	int error;
    358 
    359 	sc->sc_devno = pa->pa_device;
    360 	psc->sc_pc = pa->pa_pc;
    361 	psc->sc_pcitag = pa->pa_tag;
    362 
    363 	LIST_INIT(&psc->sc_intrslaves);
    364 
    365 	tpp = tlp_pci_lookup(pa);
    366 	if (tpp == NULL) {
    367 		printf("\n");
    368 		panic("tlp_pci_attach: impossible");
    369 	}
    370 	sc->sc_chip = tpp->tpp_chip;
    371 
    372 	/*
    373 	 * By default, Tulip registers are 8 bytes long (4 bytes
    374 	 * followed by a 4 byte pad).
    375 	 */
    376 	sc->sc_regshift = 3;
    377 
    378 	/*
    379 	 * No power management hooks.
    380 	 * XXX Maybe we should add some!
    381 	 */
    382 	sc->sc_flags |= TULIPF_ENABLED;
    383 
    384 	/*
    385 	 * Get revision info, and set some chip-specific variables.
    386 	 */
    387 	sc->sc_rev = PCI_REVISION(pa->pa_class);
    388 	switch (sc->sc_chip) {
    389 	case TULIP_CHIP_21140:
    390 		if (sc->sc_rev >= 0x20)
    391 			sc->sc_chip = TULIP_CHIP_21140A;
    392 		break;
    393 
    394 	case TULIP_CHIP_21142:
    395 		if (sc->sc_rev >= 0x20)
    396 			sc->sc_chip = TULIP_CHIP_21143;
    397 		break;
    398 
    399 	case TULIP_CHIP_82C168:
    400 		if (sc->sc_rev >= 0x20)
    401 			sc->sc_chip = TULIP_CHIP_82C169;
    402 		break;
    403 
    404 	case TULIP_CHIP_MX98713:
    405 		if (sc->sc_rev >= 0x10)
    406 			sc->sc_chip = TULIP_CHIP_MX98713A;
    407 		break;
    408 
    409 	case TULIP_CHIP_MX98715:
    410 		if (sc->sc_rev >= 0x20)
    411 			sc->sc_chip = TULIP_CHIP_MX98715A;
    412  		if (sc->sc_rev >= 0x25)
    413  			sc->sc_chip = TULIP_CHIP_MX98715AEC_X;
    414 		if (sc->sc_rev >= 0x30)
    415 			sc->sc_chip = TULIP_CHIP_MX98725;
    416 		break;
    417 
    418 	case TULIP_CHIP_WB89C840F:
    419 		sc->sc_regshift = 2;
    420 		break;
    421 
    422 	case TULIP_CHIP_AN985:
    423 		/*
    424 		 * The AN983 and AN985 are very similar, and are
    425 		 * differentiated by a "signature" register that
    426 		 * is like, but not identical, to a PCI ID register.
    427 		 */
    428 		reg = pci_conf_read(pc, pa->pa_tag, 0x80);
    429 		switch (reg) {
    430 		case 0x09811317:
    431 			sc->sc_chip = TULIP_CHIP_AN985;
    432 			break;
    433 
    434 		case 0x09851317:
    435 			sc->sc_chip = TULIP_CHIP_AN983;
    436 			break;
    437 
    438 		default:
    439 			/* Unknown -- use default. */
    440 			break;
    441 		}
    442 		break;
    443 
    444 	case TULIP_CHIP_AX88140:
    445 		if (sc->sc_rev >= 0x10)
    446 			sc->sc_chip = TULIP_CHIP_AX88141;
    447 		break;
    448 
    449 	case TULIP_CHIP_DM9102:
    450 		if (sc->sc_rev >= 0x30)
    451 			sc->sc_chip = TULIP_CHIP_DM9102A;
    452 		break;
    453 
    454 	default:
    455 		/* Nothing. */
    456 		break;
    457 	}
    458 
    459 	printf(": %s Ethernet, pass %d.%d\n",
    460 	    tlp_chip_names[sc->sc_chip],
    461 	    (sc->sc_rev >> 4) & 0xf, sc->sc_rev & 0xf);
    462 
    463 	switch (sc->sc_chip) {
    464 	case TULIP_CHIP_21040:
    465 		if (sc->sc_rev < 0x20) {
    466 			printf("%s: 21040 must be at least pass 2.0\n",
    467 			    sc->sc_dev.dv_xname);
    468 			return;
    469 		}
    470 		break;
    471 
    472 	case TULIP_CHIP_21140:
    473 		if (sc->sc_rev < 0x11) {
    474 			printf("%s: 21140 must be at least pass 1.1\n",
    475 			    sc->sc_dev.dv_xname);
    476 			return;
    477 		}
    478 		break;
    479 
    480 	default:
    481 		/* Nothing. */
    482 		break;
    483 	}
    484 
    485 	/*
    486 	 * Check to see if the device is in power-save mode, and
    487 	 * being it out if necessary.
    488 	 */
    489 	switch (sc->sc_chip) {
    490 	case TULIP_CHIP_21140:
    491 	case TULIP_CHIP_21140A:
    492 	case TULIP_CHIP_21142:
    493 	case TULIP_CHIP_21143:
    494 	case TULIP_CHIP_MX98713A:
    495 	case TULIP_CHIP_MX98715:
    496 	case TULIP_CHIP_MX98715A:
    497 	case TULIP_CHIP_MX98715AEC_X:
    498 	case TULIP_CHIP_MX98725:
    499 	case TULIP_CHIP_DM9102:
    500 	case TULIP_CHIP_DM9102A:
    501 	case TULIP_CHIP_AX88140:
    502 	case TULIP_CHIP_AX88141:
    503 	case TULIP_CHIP_RS7112:
    504 		/*
    505 		 * Clear the "sleep mode" bit in the CFDA register.
    506 		 */
    507 		reg = pci_conf_read(pc, pa->pa_tag, TULIP_PCI_CFDA);
    508 		if (reg & (CFDA_SLEEP|CFDA_SNOOZE))
    509 			pci_conf_write(pc, pa->pa_tag, TULIP_PCI_CFDA,
    510 			    reg & ~(CFDA_SLEEP|CFDA_SNOOZE));
    511 		break;
    512 
    513 	default:
    514 		/* Nothing. */
    515 		break;
    516 	}
    517 
    518 	/* power up chip */
    519 	if ((error = pci_activate(pa->pa_pc, pa->pa_tag, sc,
    520 	    NULL)) && error != EOPNOTSUPP) {
    521 		aprint_error("%s: cannot activate %d\n", sc->sc_dev.dv_xname,
    522 		    error);
    523 		return;
    524 	}
    525 
    526 	/*
    527 	 * Map the device.
    528 	 */
    529 	ioh_valid = (pci_mapreg_map(pa, TULIP_PCI_IOBA,
    530 	    PCI_MAPREG_TYPE_IO, 0,
    531 	    &iot, &ioh, NULL, NULL) == 0);
    532 	memh_valid = (pci_mapreg_map(pa, TULIP_PCI_MMBA,
    533 	    PCI_MAPREG_TYPE_MEM|PCI_MAPREG_MEM_TYPE_32BIT, 0,
    534 	    &memt, &memh, NULL, NULL) == 0);
    535 
    536 	if (memh_valid) {
    537 		sc->sc_st = memt;
    538 		sc->sc_sh = memh;
    539 	} else if (ioh_valid) {
    540 		sc->sc_st = iot;
    541 		sc->sc_sh = ioh;
    542 	} else {
    543 		printf("%s: unable to map device registers\n",
    544 		    sc->sc_dev.dv_xname);
    545 		return;
    546 	}
    547 
    548 	sc->sc_dmat = pa->pa_dmat;
    549 
    550 	/*
    551 	 * Make sure bus mastering is enabled.
    552 	 */
    553 	pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG,
    554 	    pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG) |
    555 	    PCI_COMMAND_MASTER_ENABLE);
    556 
    557 	/*
    558 	 * Get the cacheline size.
    559 	 */
    560 	sc->sc_cacheline = PCI_CACHELINE(pci_conf_read(pc, pa->pa_tag,
    561 	    PCI_BHLC_REG));
    562 
    563 	/*
    564 	 * Get PCI data moving command info.
    565 	 */
    566 	if (pa->pa_flags & PCI_FLAGS_MRL_OKAY)
    567 		sc->sc_flags |= TULIPF_MRL;
    568 	if (pa->pa_flags & PCI_FLAGS_MRM_OKAY)
    569 		sc->sc_flags |= TULIPF_MRM;
    570 	if (pa->pa_flags & PCI_FLAGS_MWI_OKAY)
    571 		sc->sc_flags |= TULIPF_MWI;
    572 
    573 	/*
    574 	 * Read the contents of the Ethernet Address ROM/SROM.
    575 	 */
    576 	switch (sc->sc_chip) {
    577 	case TULIP_CHIP_21040:
    578 		sc->sc_srom_addrbits = 6;
    579 		sc->sc_srom = malloc(TULIP_ROM_SIZE(6), M_DEVBUF, M_NOWAIT);
    580 		TULIP_WRITE(sc, CSR_MIIROM, MIIROM_SROMCS);
    581 		for (i = 0; i < TULIP_ROM_SIZE(6); i++) {
    582 			for (j = 0; j < 10000; j++) {
    583 				val = TULIP_READ(sc, CSR_MIIROM);
    584 				if ((val & MIIROM_DN) == 0)
    585 					break;
    586 			}
    587 			sc->sc_srom[i] = val & MIIROM_DATA;
    588 		}
    589 		break;
    590 
    591 	case TULIP_CHIP_82C168:
    592 	case TULIP_CHIP_82C169:
    593 	    {
    594 		sc->sc_srom_addrbits = 2;
    595 		sc->sc_srom = malloc(TULIP_ROM_SIZE(2), M_DEVBUF, M_NOWAIT);
    596 
    597 		/*
    598 		 * The Lite-On PNIC stores the Ethernet address in
    599 		 * the first 3 words of the EEPROM.  EEPROM access
    600 		 * is not like the other Tulip chips.
    601 		 */
    602 		for (i = 0; i < 6; i += 2) {
    603 			TULIP_WRITE(sc, CSR_PNIC_SROMCTL,
    604 			    PNIC_SROMCTL_READ | (i >> 1));
    605 			for (j = 0; j < 500; j++) {
    606 				delay(2);
    607 				val = TULIP_READ(sc, CSR_MIIROM);
    608 				if ((val & PNIC_MIIROM_BUSY) == 0)
    609 					break;
    610 			}
    611 			if (val & PNIC_MIIROM_BUSY) {
    612 				printf("%s: EEPROM timed out\n",
    613 				    sc->sc_dev.dv_xname);
    614 				return;
    615 			}
    616 			val &= PNIC_MIIROM_DATA;
    617 			sc->sc_srom[i] = val >> 8;
    618 			sc->sc_srom[i + 1] = val & 0xff;
    619 		}
    620 		break;
    621 	    }
    622 
    623 	default:
    624 		/*
    625 		 * XXX This isn't quite the right way to do this; we should
    626 		 * XXX be attempting to fetch the mac-addr property in the
    627 		 * XXX bus-agnostic part of the driver independently.  But
    628 		 * XXX that requires a larger change in the SROM handling
    629 		 * XXX logic, and for now we can at least remove a machine-
    630 		 * XXX dependent wart from the PCI front-end.
    631 		 */
    632 		ea = prop_dictionary_get(device_properties(&sc->sc_dev),
    633 					 "mac-addr");
    634 		if (ea != NULL) {
    635 			extern int tlp_srom_debug;
    636 			KASSERT(prop_object_type(ea) == PROP_TYPE_DATA);
    637 			KASSERT(prop_data_size(ea) == ETHER_ADDR_LEN);
    638 
    639 			memcpy(enaddr, prop_data_data_nocopy(ea),
    640 			       ETHER_ADDR_LEN);
    641 
    642 			sc->sc_srom_addrbits = 6;
    643 			sc->sc_srom = malloc(TULIP_ROM_SIZE(6), M_DEVBUF,
    644 			    M_NOWAIT|M_ZERO);
    645 			memcpy(sc->sc_srom, enaddr, sizeof(enaddr));
    646 			if (tlp_srom_debug) {
    647 				printf("SROM CONTENTS:");
    648 				for (i = 0; i < TULIP_ROM_SIZE(6); i++) {
    649 					if ((i % 8) == 0)
    650 						printf("\n\t");
    651 					printf("0x%02x ", sc->sc_srom[i]);
    652 				}
    653 				printf("\n");
    654 			}
    655 			break;
    656 		}
    657 
    658 		/* Check for a slaved ROM on a multi-port board. */
    659 		tlp_pci_check_slaved(psc, TULIP_PCI_SHAREDROM,
    660 		    TULIP_PCI_SLAVEROM);
    661 		if (psc->sc_flags & TULIP_PCI_SLAVEROM) {
    662 			sc->sc_srom_addrbits =
    663 			    psc->sc_master->sc_tulip.sc_srom_addrbits;
    664 			sc->sc_srom = psc->sc_master->sc_tulip.sc_srom;
    665 			enaddr[5] +=
    666 			    sc->sc_devno - psc->sc_master->sc_tulip.sc_devno;
    667 		}
    668 		else if (tlp_read_srom(sc) == 0)
    669 			goto cant_cope;
    670 		break;
    671 	}
    672 
    673 	/*
    674 	 * Deal with chip/board quirks.  This includes setting up
    675 	 * the mediasw, and extracting the Ethernet address from
    676 	 * the rombuf.
    677 	 */
    678 	switch (sc->sc_chip) {
    679 	case TULIP_CHIP_21040:
    680 		/*
    681 		 * Parse the Ethernet Address ROM.
    682 		 */
    683 		if (tlp_parse_old_srom(sc, enaddr) == 0)
    684 			goto cant_cope;
    685 
    686 
    687 		/*
    688 		 * All 21040 boards start out with the same
    689 		 * media switch.
    690 		 */
    691 		sc->sc_mediasw = &tlp_21040_mediasw;
    692 
    693 		/*
    694 		 * Deal with any quirks this board might have.
    695 		 */
    696 		tlp_pci_get_quirks(psc, enaddr, tlp_pci_21040_quirks);
    697 		break;
    698 
    699 	case TULIP_CHIP_21041:
    700 		/* Check for new format SROM. */
    701 		if (tlp_isv_srom_enaddr(sc, enaddr) == 0) {
    702 			/*
    703 			 * Not an ISV SROM; try the old DEC Ethernet Address
    704 			 * ROM format.
    705 			 */
    706 			if (tlp_parse_old_srom(sc, enaddr) == 0)
    707 				goto cant_cope;
    708 		}
    709 
    710 		/*
    711 		 * All 21041 boards use the same media switch; they all
    712 		 * work basically the same!  Yippee!
    713 		 */
    714 		sc->sc_mediasw = &tlp_21041_mediasw;
    715 
    716 		/*
    717 		 * Deal with any quirks this board might have.
    718 		 */
    719 		tlp_pci_get_quirks(psc, enaddr, tlp_pci_21041_quirks);
    720 		break;
    721 
    722 	case TULIP_CHIP_21140:
    723 	case TULIP_CHIP_21140A:
    724 		/* Check for new format SROM. */
    725 		if (tlp_isv_srom_enaddr(sc, enaddr) == 0) {
    726 			/*
    727 			 * Not an ISV SROM; try the old DEC Ethernet Address
    728 			 * ROM format.
    729 			 */
    730 			if (tlp_parse_old_srom(sc, enaddr) == 0)
    731 				goto cant_cope;
    732 		} else {
    733 			/*
    734 			 * We start out with the 2114x ISV media switch.
    735 			 * When we search for quirks, we may change to
    736 			 * a different switch.
    737 			 */
    738 			sc->sc_mediasw = &tlp_2114x_isv_mediasw;
    739 		}
    740 
    741 		/*
    742 		 * Deal with any quirks this board might have.
    743 		 */
    744 		tlp_pci_get_quirks(psc, enaddr, tlp_pci_21140_quirks);
    745 
    746 		/*
    747 		 * Bail out now if we can't deal with this board.
    748 		 */
    749 		if (sc->sc_mediasw == NULL)
    750 			goto cant_cope;
    751 		break;
    752 
    753 	case TULIP_CHIP_21142:
    754 	case TULIP_CHIP_21143:
    755 		/* Check for new format SROM. */
    756 		if (tlp_isv_srom_enaddr(sc, enaddr) == 0) {
    757 			/*
    758 			 * Not an ISV SROM; try the old DEC Ethernet Address
    759 			 * ROM format.
    760 			 */
    761 			if (tlp_parse_old_srom(sc, enaddr) == 0) {
    762 				/*
    763 				 * One last try: just copy the address
    764 				 * from offset 20 and try to look
    765 				 * up quirks.
    766 				 */
    767 				memcpy(enaddr, &sc->sc_srom[20],
    768 				    ETHER_ADDR_LEN);
    769 			}
    770 		} else {
    771 			/*
    772 			 * We start out with the 2114x ISV media switch.
    773 			 * When we search for quirks, we may change to
    774 			 * a different switch.
    775 			 */
    776 			sc->sc_mediasw = &tlp_2114x_isv_mediasw;
    777 		}
    778 
    779 		/*
    780 		 * Deal with any quirks this board might have.
    781 		 */
    782 		tlp_pci_get_quirks(psc, enaddr, tlp_pci_21142_quirks);
    783 
    784 		/*
    785 		 * Bail out now if we can't deal with this board.
    786 		 */
    787 		if (sc->sc_mediasw == NULL)
    788 			goto cant_cope;
    789 		break;
    790 
    791 	case TULIP_CHIP_82C168:
    792 	case TULIP_CHIP_82C169:
    793 		/*
    794 		 * Lite-On PNIC's Ethernet address is the first 6
    795 		 * bytes of its EEPROM.
    796 		 */
    797 		memcpy(enaddr, sc->sc_srom, ETHER_ADDR_LEN);
    798 
    799 		/*
    800 		 * Lite-On PNICs always use the same mediasw; we
    801 		 * select MII vs. internal NWAY automatically.
    802 		 */
    803 		sc->sc_mediasw = &tlp_pnic_mediasw;
    804 		break;
    805 
    806 	case TULIP_CHIP_MX98713:
    807 		/*
    808 		 * The Macronix MX98713 has an MII and GPIO, but no
    809 		 * internal Nway block.  This chip is basically a
    810 		 * perfect 21140A clone, with the exception of the
    811 		 * a magic register frobbing in order to make the
    812 		 * interface function.
    813 		 */
    814 		if (tlp_isv_srom_enaddr(sc, enaddr)) {
    815 			sc->sc_mediasw = &tlp_2114x_isv_mediasw;
    816 			break;
    817 		}
    818 		/* FALLTHROUGH */
    819 
    820 	case TULIP_CHIP_82C115:
    821 		/*
    822 		 * Yippee!  The Lite-On 82C115 is a clone of
    823 		 * the MX98725 (the data sheet even says `MXIC'
    824 		 * on it)!  Imagine that, a clone of a clone.
    825 		 *
    826 		 * The differences are really minimal:
    827 		 *
    828 		 *	- Wake-On-LAN support
    829 		 *	- 128-bit multicast hash table, rather than
    830 		 *	  the standard 512-bit hash table
    831 		 */
    832 		/* FALLTHROUGH */
    833 
    834 	case TULIP_CHIP_MX98713A:
    835 	case TULIP_CHIP_MX98715A:
    836 	case TULIP_CHIP_MX98715AEC_X:
    837 	case TULIP_CHIP_MX98725:
    838 		/*
    839 		 * The MX98713A has an MII as well as an internal Nway block,
    840 		 * but no GPIO.  The MX98715 and MX98725 have an internal
    841 		 * Nway block only.
    842 		 *
    843 		 * The internal Nway block, unlike the Lite-On PNIC's, does
    844 		 * just that - performs Nway.  Once autonegotiation completes,
    845 		 * we must program the GPR media information into the chip.
    846 		 *
    847 		 * The byte offset of the Ethernet address is stored at
    848 		 * offset 0x70.
    849 		 */
    850 		memcpy(enaddr, &sc->sc_srom[sc->sc_srom[0x70]], ETHER_ADDR_LEN);
    851 		sc->sc_mediasw = &tlp_pmac_mediasw;
    852 		break;
    853 
    854 	case TULIP_CHIP_WB89C840F:
    855 		/*
    856 		 * Winbond 89C840F's Ethernet address is the first
    857 		 * 6 bytes of its EEPROM.
    858 		 */
    859 		memcpy(enaddr, sc->sc_srom, ETHER_ADDR_LEN);
    860 
    861 		/*
    862 		 * Winbond 89C840F has an MII attached to the SIO.
    863 		 */
    864 		sc->sc_mediasw = &tlp_sio_mii_mediasw;
    865 		break;
    866 
    867 	case TULIP_CHIP_AL981:
    868 		/*
    869 		 * The ADMtek AL981's Ethernet address is located
    870 		 * at offset 8 of its EEPROM.
    871 		 */
    872 		memcpy(enaddr, &sc->sc_srom[8], ETHER_ADDR_LEN);
    873 
    874 		/*
    875 		 * ADMtek AL981 has a built-in PHY accessed through
    876 		 * special registers.
    877 		 */
    878 		sc->sc_mediasw = &tlp_al981_mediasw;
    879 		break;
    880 
    881 	case TULIP_CHIP_AN983:
    882 	case TULIP_CHIP_AN985:
    883 		/*
    884 		 * The ADMtek AN985's Ethernet address is located
    885 		 * at offset 8 of its EEPROM.
    886 		 */
    887 		memcpy(enaddr, &sc->sc_srom[8], ETHER_ADDR_LEN);
    888 
    889 		/*
    890 		 * The ADMtek AN985 can be configured in Single-Chip
    891 		 * mode or MAC-only mode.  Single-Chip uses the built-in
    892 		 * PHY, MAC-only has an external PHY (usually HomePNA).
    893 		 * The selection is based on an EEPROM setting, and both
    894 		 * PHYs are accessed via MII attached to SIO.
    895 		 *
    896 		 * The AN985 "ghosts" the internal PHY onto all
    897 		 * MII addresses, so we have to use a media init
    898 		 * routine that limits the search.
    899 		 * XXX How does this work with MAC-only mode?
    900 		 */
    901 		sc->sc_mediasw = &tlp_an985_mediasw;
    902 		break;
    903 
    904 	case TULIP_CHIP_DM9102:
    905 	case TULIP_CHIP_DM9102A:
    906 		/*
    907 		 * Some boards with the Davicom chip have an ISV
    908 		 * SROM (mostly DM9102A boards -- trying to describe
    909 		 * the HomePNA PHY, probably) although the data in
    910 		 * them is generally wrong.  Check for ISV format
    911 		 * and grab the Ethernet address that way, and if
    912 		 * that fails, fall back on grabbing it from an
    913 		 * observed offset of 20 (which is where it would
    914 		 * be in an ISV SROM anyhow, tho ISV can cope with
    915 		 * multi-port boards).
    916 		 */
    917 		if (!tlp_isv_srom_enaddr(sc, enaddr)) {
    918 #ifdef __sparc__
    919 			if ((sc->sc_srom[20] == 0 &&
    920 			     sc->sc_srom[21] == 0 &&
    921 			     sc->sc_srom[22] == 0) ||
    922 			    (sc->sc_srom[20] == 0xff &&
    923 			     sc->sc_srom[21] == 0xff &&
    924 			     sc->sc_srom[22] == 0xff)) {
    925 				prom_getether(PCITAG_NODE(pa->pa_tag), enaddr);
    926 			} else
    927 #endif
    928 			memcpy(enaddr, &sc->sc_srom[20], ETHER_ADDR_LEN);
    929 		}
    930 
    931 		/*
    932 		 * Davicom chips all have an internal MII interface
    933 		 * and a built-in PHY.  DM9102A also has a an external
    934 		 * MII interface, usually with a HomePNA PHY attached
    935 		 * to it.
    936 		 */
    937 		sc->sc_mediasw = &tlp_dm9102_mediasw;
    938 		break;
    939 
    940 	case TULIP_CHIP_AX88140:
    941 	case TULIP_CHIP_AX88141:
    942 		/*
    943 		 * ASIX AX88140/AX88141 Ethernet Address is located at offset
    944 		 * 20 of the SROM.
    945 		 */
    946 		memcpy(enaddr, &sc->sc_srom[20], ETHER_ADDR_LEN);
    947 
    948 		/*
    949 		 * ASIX AX88140A/AX88141 chip can have a built-in PHY or
    950 		 * an external MII interface.
    951 		 */
    952 		sc->sc_mediasw = &tlp_asix_mediasw;
    953 		break;
    954 
    955 	case TULIP_CHIP_RS7112:
    956 		/*
    957 		 * RS7112 Ethernet Address is located of offset 0x19a
    958 		 * of the SROM
    959 		 */
    960 		memcpy(enaddr, &sc->sc_srom[0x19a], ETHER_ADDR_LEN);
    961 
    962 		/* RS7112 chip has a PHY at MII address 1 */
    963 		sc->sc_mediasw = &tlp_rs7112_mediasw;
    964 		break;
    965 
    966 	default:
    967  cant_cope:
    968 		printf("%s: sorry, unable to handle your board\n",
    969 		    sc->sc_dev.dv_xname);
    970 		return;
    971 	}
    972 
    973 	/*
    974 	 * Handle shared interrupts.
    975 	 */
    976 	if (psc->sc_flags & TULIP_PCI_SHAREDINTR) {
    977 		if (psc->sc_master)
    978 			psc->sc_flags |= TULIP_PCI_SLAVEINTR;
    979 		else {
    980 			tlp_pci_check_slaved(psc, TULIP_PCI_SHAREDINTR,
    981 			    TULIP_PCI_SLAVEINTR);
    982 			if (psc->sc_master == NULL)
    983 				psc->sc_master = psc;
    984 		}
    985 		LIST_INSERT_HEAD(&psc->sc_master->sc_intrslaves,
    986 		    psc, sc_intrq);
    987 	}
    988 
    989 	if (psc->sc_flags & TULIP_PCI_SLAVEINTR) {
    990 		printf("%s: sharing interrupt with %s\n",
    991 		    sc->sc_dev.dv_xname,
    992 		    psc->sc_master->sc_tulip.sc_dev.dv_xname);
    993 	} else {
    994 		/*
    995 		 * Map and establish our interrupt.
    996 		 */
    997 		if (pci_intr_map(pa, &ih)) {
    998 			printf("%s: unable to map interrupt\n",
    999 			    sc->sc_dev.dv_xname);
   1000 			return;
   1001 		}
   1002 		intrstr = pci_intr_string(pc, ih);
   1003 		psc->sc_ih = pci_intr_establish(pc, ih, IPL_NET,
   1004 		    (psc->sc_flags & TULIP_PCI_SHAREDINTR) ?
   1005 		    tlp_pci_shared_intr : tlp_intr, sc);
   1006 		if (psc->sc_ih == NULL) {
   1007 			printf("%s: unable to establish interrupt",
   1008 			    sc->sc_dev.dv_xname);
   1009 			if (intrstr != NULL)
   1010 				printf(" at %s", intrstr);
   1011 			printf("\n");
   1012 			return;
   1013 		}
   1014 		printf("%s: interrupting at %s\n", sc->sc_dev.dv_xname,
   1015 		    intrstr);
   1016 	}
   1017 
   1018 	/*
   1019 	 * Finish off the attach.
   1020 	 */
   1021 	tlp_attach(sc, enaddr);
   1022 }
   1023 
   1024 static int
   1025 tlp_pci_shared_intr(void *arg)
   1026 {
   1027 	struct tulip_pci_softc *master = arg, *slave;
   1028 	int rv = 0;
   1029 
   1030 	for (slave = LIST_FIRST(&master->sc_intrslaves);
   1031 	     slave != NULL;
   1032 	     slave = LIST_NEXT(slave, sc_intrq))
   1033 		rv |= tlp_intr(&slave->sc_tulip);
   1034 
   1035 	return (rv);
   1036 }
   1037 
   1038 static void
   1039 tlp_pci_dec_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
   1040 {
   1041 	struct tulip_softc *sc = &psc->sc_tulip;
   1042 
   1043 	/*
   1044 	 * This isn't really a quirk-gathering device, really.  We
   1045 	 * just want to get the spiffy DEC board name from the SROM.
   1046 	 */
   1047 	strcpy(sc->sc_name, "DEC ");
   1048 
   1049 	if (memcmp(&sc->sc_srom[29], "DE500", 5) == 0 ||
   1050 	    memcmp(&sc->sc_srom[29], "DE450", 5) == 0)
   1051 		memcpy(&sc->sc_name[4], &sc->sc_srom[29], 8);
   1052 	else
   1053 		sc->sc_name[3] = '\0';
   1054 }
   1055 
   1056 static void
   1057 tlp_pci_znyx_21040_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
   1058 {
   1059 	struct tulip_softc *sc = &psc->sc_tulip;
   1060 	u_int16_t id = 0;
   1061 
   1062 	/*
   1063 	 * If we have a slaved ROM, just copy the bits from the master.
   1064 	 * This is in case we fail the ROM ID check (older boards) and
   1065 	 * need to fall back on Ethernet address model checking; that
   1066 	 * will fail for slave chips.
   1067 	 */
   1068 	if (psc->sc_flags & TULIP_PCI_SLAVEROM) {
   1069 		strcpy(sc->sc_name, psc->sc_master->sc_tulip.sc_name);
   1070 		sc->sc_mediasw = psc->sc_master->sc_tulip.sc_mediasw;
   1071 		psc->sc_flags |=
   1072 		    psc->sc_master->sc_flags & TULIP_PCI_SHAREDINTR;
   1073 		return;
   1074 	}
   1075 
   1076 	if (sc->sc_srom[32] == 0x4a && sc->sc_srom[33] == 0x52) {
   1077 		id = sc->sc_srom[37] | (sc->sc_srom[36] << 8);
   1078 		switch (id) {
   1079  zx312:
   1080 		case 0x0602:	/* ZX312 */
   1081 			strcpy(sc->sc_name, "ZNYX ZX312");
   1082 			return;
   1083 
   1084 		case 0x0622:	/* ZX312T */
   1085 			strcpy(sc->sc_name, "ZNYX ZX312T");
   1086 			sc->sc_mediasw = &tlp_21040_tp_mediasw;
   1087 			return;
   1088 
   1089  zx314_inta:
   1090 		case 0x0701:	/* ZX314 INTA */
   1091 			psc->sc_flags |= TULIP_PCI_SHAREDINTR;
   1092 			/* FALLTHROUGH */
   1093 		case 0x0711:	/* ZX314 */
   1094 			strcpy(sc->sc_name, "ZNYX ZX314");
   1095 			psc->sc_flags |= TULIP_PCI_SHAREDROM;
   1096 			sc->sc_mediasw = &tlp_21040_tp_mediasw;
   1097 			return;
   1098 
   1099  zx315_inta:
   1100 		case 0x0801:	/* ZX315 INTA */
   1101 			psc->sc_flags |= TULIP_PCI_SHAREDINTR;
   1102 			/* FALLTHROUGH */
   1103 		case 0x0811:	/* ZX315 */
   1104 			strcpy(sc->sc_name, "ZNYX ZX315");
   1105 			psc->sc_flags |= TULIP_PCI_SHAREDROM;
   1106 			return;
   1107 
   1108 		default:
   1109 			id = 0;
   1110 			break;
   1111 		}
   1112 	}
   1113 
   1114 	/*
   1115 	 * Deal with boards that have broken ROMs.
   1116 	 */
   1117 	if (id == 0) {
   1118 		if ((enaddr[3] & ~3) == 0xf0 && (enaddr[5] & 3) == 0x00)
   1119 			goto zx314_inta;
   1120 		if ((enaddr[3] & ~3) == 0xf4 && (enaddr[5] & 1) == 0x00)
   1121 			goto zx315_inta;
   1122 		if ((enaddr[3] & ~3) == 0xec)
   1123 			goto zx312;
   1124 	}
   1125 
   1126 	strcpy(sc->sc_name, "ZNYX ZX31x");
   1127 }
   1128 
   1129 static void	tlp_pci_znyx_21142_qs6611_reset(struct tulip_softc *);
   1130 
   1131 static void
   1132 tlp_pci_znyx_21142_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
   1133 {
   1134 	struct tulip_softc *sc = &psc->sc_tulip;
   1135 	pcireg_t subid;
   1136 
   1137 	subid = pci_conf_read(psc->sc_pc, psc->sc_pcitag, PCI_SUBSYS_ID_REG);
   1138 
   1139 	if (PCI_VENDOR(subid) != PCI_VENDOR_ZNYX)
   1140 		return;		/* ? */
   1141 
   1142 	switch (PCI_PRODUCT(subid) & 0xff) {
   1143 	/*
   1144 	 * ZNYX 21143 boards with QS6611 PHY
   1145 	 */
   1146 	case 0x12:	/* ZX345Q */
   1147 	case 0x13:	/* ZX346Q */
   1148 	case 0x14:	/* ZX348Q */
   1149 	case 0x18:	/* ZX414 */
   1150 	case 0x19:	/* ZX412 */
   1151 	case 0x1a:	/* ZX444 */
   1152 	case 0x1b:	/* ZX442 */
   1153 	case 0x23:	/* ZX212 */
   1154 	case 0x24:	/* ZX214 */
   1155 	case 0x29:	/* ZX374 */
   1156 	case 0x2d:	/* ZX372 */
   1157 	case 0x2b:	/* ZX244 */
   1158 	case 0x2c:	/* ZX424 */
   1159 	case 0x2e:	/* ZX422 */
   1160 		printf("%s: QS6611 PHY\n", sc->sc_dev.dv_xname);
   1161 		sc->sc_reset = tlp_pci_znyx_21142_qs6611_reset;
   1162 		break;
   1163 	}
   1164 }
   1165 
   1166 static void
   1167 tlp_pci_znyx_21142_qs6611_reset(struct tulip_softc *sc)
   1168 {
   1169 
   1170 	/*
   1171 	 * Reset QS6611 PHY.
   1172 	 */
   1173 	TULIP_WRITE(sc, CSR_SIAGEN,
   1174 	    SIAGEN_CWE | SIAGEN_LGS1 | SIAGEN_ABM | (0xf << 16));
   1175 	delay(200);
   1176 	TULIP_WRITE(sc, CSR_SIAGEN, (0x4 << 16));
   1177 	delay(10000);
   1178 }
   1179 
   1180 static void
   1181 tlp_pci_smc_21040_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
   1182 {
   1183 	struct tulip_softc *sc = &psc->sc_tulip;
   1184 	u_int16_t id1, id2, ei;
   1185 	int auibnc = 0, utp = 0;
   1186 	char *cp;
   1187 
   1188 	id1 = sc->sc_srom[0x60] | (sc->sc_srom[0x61] << 8);
   1189 	id2 = sc->sc_srom[0x62] | (sc->sc_srom[0x63] << 8);
   1190 	ei  = sc->sc_srom[0x66] | (sc->sc_srom[0x67] << 8);
   1191 
   1192 	strcpy(sc->sc_name, "SMC 8432");
   1193 	cp = &sc->sc_name[8];
   1194 
   1195 	if ((id1 & 1) == 0) {
   1196 		*cp++ = 'B';
   1197 		auibnc = 1;
   1198 	}
   1199 	if ((id1 & 0xff) > 0x32) {
   1200 		*cp++ = 'T';
   1201 		utp = 1;
   1202 	}
   1203 	if ((id1 & 0x4000) == 0) {
   1204 		*cp++ = 'A';
   1205 		auibnc = 1;
   1206 	}
   1207 	if (id2 == 0x15) {
   1208 		sc->sc_name[7] = '4';
   1209 		*cp++ = '-';
   1210 		*cp++ = 'C';
   1211 		*cp++ = 'H';
   1212 		*cp++ = ei ? '2' : '1';
   1213 	}
   1214 	*cp = '\0';
   1215 
   1216 	if (utp != 0 && auibnc == 0)
   1217 		sc->sc_mediasw = &tlp_21040_tp_mediasw;
   1218 	else if (utp == 0 && auibnc != 0)
   1219 		sc->sc_mediasw = &tlp_21040_auibnc_mediasw;
   1220 }
   1221 
   1222 static void
   1223 tlp_pci_cogent_21040_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
   1224 {
   1225 
   1226 	strcpy(psc->sc_tulip.sc_name, "Cogent multi-port");
   1227 	psc->sc_flags |= TULIP_PCI_SHAREDINTR|TULIP_PCI_SHAREDROM;
   1228 }
   1229 
   1230 static void
   1231 tlp_pci_accton_21040_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
   1232 {
   1233 
   1234 	strcpy(psc->sc_tulip.sc_name, "ACCTON EN1203");
   1235 }
   1236 
   1237 static void	tlp_pci_asante_21140_reset(struct tulip_softc *);
   1238 
   1239 static void
   1240 tlp_pci_asante_21140_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
   1241 {
   1242 	struct tulip_softc *sc = &psc->sc_tulip;
   1243 
   1244 	/*
   1245 	 * Some Asante boards don't use the ISV SROM format.  For
   1246 	 * those that don't, we initialize the GPIO direction bits,
   1247 	 * and provide our own reset hook, which resets the MII.
   1248 	 *
   1249 	 * All of these boards use SIO-attached-MII media.
   1250 	 */
   1251 	if (sc->sc_mediasw == &tlp_2114x_isv_mediasw)
   1252 		return;
   1253 
   1254 	strcpy(sc->sc_name, "Asante");
   1255 
   1256 	sc->sc_gp_dir = 0xbf;
   1257 	sc->sc_reset = tlp_pci_asante_21140_reset;
   1258 	sc->sc_mediasw = &tlp_sio_mii_mediasw;
   1259 }
   1260 
   1261 static void
   1262 tlp_pci_asante_21140_reset(struct tulip_softc *sc)
   1263 {
   1264 
   1265 	TULIP_WRITE(sc, CSR_GPP, GPP_GPC | sc->sc_gp_dir);
   1266 	TULIP_WRITE(sc, CSR_GPP, 0x8);
   1267 	delay(100);
   1268 	TULIP_WRITE(sc, CSR_GPP, 0);
   1269 }
   1270 
   1271 /*
   1272  * SMC 9332DST media switch.
   1273  */
   1274 static void	tlp_smc9332dst_tmsw_init(struct tulip_softc *);
   1275 
   1276 static const struct tulip_mediasw tlp_smc9332dst_mediasw = {
   1277 	tlp_smc9332dst_tmsw_init,
   1278 	tlp_21140_gpio_get,
   1279 	tlp_21140_gpio_set
   1280 };
   1281 
   1282 static void
   1283 tlp_pci_smc_21140_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
   1284 {
   1285 	struct tulip_softc *sc = &psc->sc_tulip;
   1286 
   1287 	if (sc->sc_mediasw != NULL) {
   1288 		return;
   1289 	}
   1290 	strcpy(psc->sc_tulip.sc_name, "SMC 9332DST");
   1291 	sc->sc_mediasw = &tlp_smc9332dst_mediasw;
   1292 }
   1293 
   1294 static void
   1295 tlp_smc9332dst_tmsw_init(struct tulip_softc *sc)
   1296 {
   1297 	struct tulip_21x4x_media *tm;
   1298 	const char *sep = "";
   1299 	uint32_t reg;
   1300 	int i, cnt;
   1301 
   1302 	sc->sc_gp_dir = GPP_SMC9332DST_PINS;
   1303 	sc->sc_opmode = OPMODE_MBO | OPMODE_PS;
   1304 	TULIP_WRITE(sc, CSR_OPMODE, sc->sc_opmode);
   1305 
   1306 	ifmedia_init(&sc->sc_mii.mii_media, 0, tlp_mediachange,
   1307 	    tlp_mediastatus);
   1308 	printf("%s: ", sc->sc_dev.dv_xname);
   1309 
   1310 #define	ADD(m, c) \
   1311 	tm = malloc(sizeof(*tm), M_DEVBUF, M_WAITOK|M_ZERO);		\
   1312 	tm->tm_opmode = (c);						\
   1313 	tm->tm_gpdata = GPP_SMC9332DST_INIT;				\
   1314 	ifmedia_add(&sc->sc_mii.mii_media, (m), 0, tm)
   1315 #define	PRINT(str)	printf("%s%s", sep, str); sep = ", "
   1316 
   1317 	ADD(IFM_MAKEWORD(IFM_ETHER, IFM_10_T, 0, 0), OPMODE_TTM);
   1318 	PRINT("10baseT");
   1319 
   1320 	ADD(IFM_MAKEWORD(IFM_ETHER, IFM_10_T, IFM_FDX, 0),
   1321 	    OPMODE_TTM | OPMODE_FD);
   1322 	PRINT("10baseT-FDX");
   1323 
   1324 	ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_TX, 0, 0),
   1325 	    OPMODE_PS | OPMODE_PCS | OPMODE_SCR);
   1326 	PRINT("100baseTX");
   1327 
   1328 	ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_TX, IFM_FDX, 0),
   1329 	    OPMODE_PS | OPMODE_PCS | OPMODE_SCR | OPMODE_FD);
   1330 	PRINT("100baseTX-FDX");
   1331 
   1332 #undef ADD
   1333 #undef PRINT
   1334 
   1335 	printf("\n");
   1336 
   1337 	tlp_reset(sc);
   1338 	TULIP_WRITE(sc, CSR_OPMODE, sc->sc_opmode | OPMODE_PCS | OPMODE_SCR);
   1339 	TULIP_WRITE(sc, CSR_GPP, GPP_GPC | sc->sc_gp_dir);
   1340 	delay(10);
   1341 	TULIP_WRITE(sc, CSR_GPP, GPP_SMC9332DST_INIT);
   1342 	delay(200000);
   1343 	cnt = 0;
   1344 	for (i = 1000; i > 0; i--) {
   1345 		reg = TULIP_READ(sc, CSR_GPP);
   1346 		if ((~reg & (GPP_SMC9332DST_OK10 |
   1347 			     GPP_SMC9332DST_OK100)) == 0) {
   1348 			if (cnt++ > 100) {
   1349 				break;
   1350 			}
   1351 		} else if ((reg & GPP_SMC9332DST_OK10) == 0) {
   1352 			break;
   1353 		} else {
   1354 			cnt = 0;
   1355 		}
   1356 		delay(1000);
   1357 	}
   1358 	if (cnt > 100) {
   1359 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_100_TX);
   1360 	} else {
   1361 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_10_T);
   1362 	}
   1363 }
   1364 
   1365 static void
   1366 tlp_pci_vpc_21140_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
   1367 {
   1368 	struct tulip_softc *sc = &psc->sc_tulip;
   1369 	char *p1 = (char *) &sc->sc_srom[32];
   1370 	char *p2 = &sc->sc_name[0];
   1371 
   1372 	do {
   1373 		if ((unsigned char) *p1 & 0x80)
   1374 			*p2++ = ' ';
   1375 		else
   1376 			*p2++ = *p1;
   1377 	} while (*p1++);
   1378 }
   1379 
   1380 static void	tlp_pci_cobalt_21142_reset(struct tulip_softc *);
   1381 
   1382 static void
   1383 tlp_pci_cobalt_21142_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
   1384 {
   1385 	struct tulip_softc *sc = &psc->sc_tulip;
   1386 
   1387 	/*
   1388 	 * Cobalt Networks interfaces are just MII-on-SIO.
   1389 	 */
   1390 	sc->sc_reset = tlp_pci_cobalt_21142_reset;
   1391 	sc->sc_mediasw = &tlp_sio_mii_mediasw;
   1392 
   1393 	/*
   1394 	 * The Cobalt systems tend to fall back to store-and-forward
   1395 	 * pretty quickly, so we select that from the beginning to
   1396 	 * avoid initial timeouts.
   1397 	 */
   1398 	sc->sc_txthresh = TXTH_SF;
   1399 }
   1400 
   1401 static void
   1402 tlp_pci_cobalt_21142_reset(struct tulip_softc *sc)
   1403 {
   1404 	/*
   1405 	 * Reset PHY.
   1406 	 */
   1407 	TULIP_WRITE(sc, CSR_SIAGEN, SIAGEN_CWE | (1 << 16));
   1408 	delay(10);
   1409 	TULIP_WRITE(sc, CSR_SIAGEN, SIAGEN_CWE);
   1410 	delay(10);
   1411 }
   1412 
   1413 static void
   1414 tlp_pci_algor_21142_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
   1415 {
   1416 	struct tulip_softc *sc = &psc->sc_tulip;
   1417 
   1418 	/*
   1419 	 * Algorithmics boards just have MII-on-SIO.
   1420 	 *
   1421 	 * XXX They also have AUI on the serial interface.
   1422 	 * XXX Deal with this.
   1423 	 */
   1424 	sc->sc_mediasw = &tlp_sio_mii_mediasw;
   1425 }
   1426 
   1427 /*
   1428  * Cogent EM1x0 (aka. Adaptec ANA-6910) media switch.
   1429  */
   1430 static void	tlp_cogent_em1x0_tmsw_init(struct tulip_softc *);
   1431 
   1432 static const struct tulip_mediasw tlp_cogent_em1x0_mediasw = {
   1433 	tlp_cogent_em1x0_tmsw_init,
   1434 	tlp_21140_gpio_get,
   1435 	tlp_21140_gpio_set
   1436 };
   1437 
   1438 static void
   1439 tlp_pci_adaptec_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
   1440 {
   1441 	struct tulip_softc *sc = &psc->sc_tulip;
   1442 	uint8_t *srom = sc->sc_srom, id0;
   1443 	uint16_t id1, id2;
   1444 
   1445 	if (sc->sc_mediasw == NULL) {
   1446 		id0 = srom[32];
   1447 		switch (id0) {
   1448 		case 0x12:
   1449 			strcpy(psc->sc_tulip.sc_name, "Cogent EM100TX");
   1450  			sc->sc_mediasw = &tlp_cogent_em1x0_mediasw;
   1451 			break;
   1452 
   1453 		case 0x15:
   1454 			strcpy(psc->sc_tulip.sc_name, "Cogent EM100FX");
   1455  			sc->sc_mediasw = &tlp_cogent_em1x0_mediasw;
   1456 			break;
   1457 
   1458 #if 0
   1459 		case XXX:
   1460 			strcpy(psc->sc_tulip.sc_name, "Cogent EM110TX");
   1461  			sc->sc_mediasw = &tlp_cogent_em1x0_mediasw;
   1462 			break;
   1463 #endif
   1464 
   1465 		default:
   1466 			printf("%s: unknown Cogent board ID 0x%02x\n",
   1467 			    sc->sc_dev.dv_xname, id0);
   1468 		}
   1469 		return;
   1470 	}
   1471 
   1472 	id1 = TULIP_ROM_GETW(srom, 0);
   1473 	id2 = TULIP_ROM_GETW(srom, 2);
   1474 	if (id1 != 0x1109) {
   1475 		goto unknown;
   1476 	}
   1477 
   1478 	switch (id2) {
   1479 	case 0x1900:
   1480 		strcpy(psc->sc_tulip.sc_name, "Adaptec ANA-6911");
   1481 		break;
   1482 
   1483 	case 0x2400:
   1484 		strcpy(psc->sc_tulip.sc_name, "Adaptec ANA-6944A");
   1485 		psc->sc_flags |= TULIP_PCI_SHAREDINTR|TULIP_PCI_SHAREDROM;
   1486 		break;
   1487 
   1488 	case 0x2b00:
   1489 		strcpy(psc->sc_tulip.sc_name, "Adaptec ANA-6911A");
   1490 		break;
   1491 
   1492 	case 0x3000:
   1493 		strcpy(psc->sc_tulip.sc_name, "Adaptec ANA-6922");
   1494 		psc->sc_flags |= TULIP_PCI_SHAREDINTR|TULIP_PCI_SHAREDROM;
   1495 		break;
   1496 
   1497 	default:
   1498 unknown:
   1499 		printf("%s: unknown Adaptec/Cogent board ID 0x%04x/0x%04x\n",
   1500 		    sc->sc_dev.dv_xname, id1, id2);
   1501 	}
   1502 }
   1503 
   1504 static void
   1505 tlp_cogent_em1x0_tmsw_init(struct tulip_softc *sc)
   1506 {
   1507 	struct tulip_21x4x_media *tm;
   1508 	const char *sep = "";
   1509 
   1510 	sc->sc_gp_dir = GPP_COGENT_EM1x0_PINS;
   1511 	sc->sc_opmode = OPMODE_MBO | OPMODE_PS;
   1512 	TULIP_WRITE(sc, CSR_OPMODE, sc->sc_opmode);
   1513 
   1514 	ifmedia_init(&sc->sc_mii.mii_media, 0, tlp_mediachange,
   1515 	    tlp_mediastatus);
   1516 	printf("%s: ", sc->sc_dev.dv_xname);
   1517 
   1518 #define	ADD(m, c) \
   1519 	tm = malloc(sizeof(*tm), M_DEVBUF, M_WAITOK|M_ZERO);		\
   1520 	tm->tm_opmode = (c);						\
   1521 	tm->tm_gpdata = GPP_COGENT_EM1x0_INIT;				\
   1522 	ifmedia_add(&sc->sc_mii.mii_media, (m), 0, tm)
   1523 #define	PRINT(str)	printf("%s%s", sep, str); sep = ", "
   1524 
   1525 	if (sc->sc_srom[32] == 0x15) {
   1526 		ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_FX, 0, 0),
   1527 		    OPMODE_PS | OPMODE_PCS);
   1528 		PRINT("100baseFX");
   1529 
   1530 		ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_FX, IFM_FDX, 0),
   1531 		    OPMODE_PS | OPMODE_PCS | OPMODE_FD);
   1532 		PRINT("100baseFX-FDX");
   1533 		printf("\n");
   1534 
   1535 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_100_FX);
   1536 	} else {
   1537 		ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_TX, 0, 0),
   1538 		    OPMODE_PS | OPMODE_PCS | OPMODE_SCR);
   1539 		PRINT("100baseTX");
   1540 
   1541 		ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_FX, IFM_FDX, 0),
   1542 		    OPMODE_PS | OPMODE_PCS | OPMODE_SCR | OPMODE_FD);
   1543 		PRINT("100baseTX-FDX");
   1544 		printf("\n");
   1545 
   1546 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_100_TX);
   1547 	}
   1548 
   1549 #undef ADD
   1550 #undef PRINT
   1551 }
   1552 
   1553 static void	tlp_pci_netwinder_21142_reset(struct tulip_softc *);
   1554 
   1555 static void
   1556 tlp_pci_netwinder_21142_quirks(struct tulip_pci_softc *psc,
   1557     const u_int8_t *enaddr)
   1558 {
   1559 	struct tulip_softc *sc = &psc->sc_tulip;
   1560 
   1561 	/*
   1562 	 * Netwinders just use MII-on_SIO.
   1563 	 */
   1564 	sc->sc_mediasw = &tlp_sio_mii_mediasw;
   1565 	sc->sc_reset = tlp_pci_netwinder_21142_reset;
   1566 }
   1567 
   1568 void
   1569 tlp_pci_netwinder_21142_reset(struct tulip_softc *sc)
   1570 {
   1571 
   1572 	/*
   1573 	 * Reset the PHY.
   1574 	 */
   1575 	TULIP_WRITE(sc, CSR_SIAGEN, 0x0821 << 16);
   1576 	delay(10);
   1577 	TULIP_WRITE(sc, CSR_SIAGEN, 0x0000 << 16);
   1578 	delay(10);
   1579 	TULIP_WRITE(sc, CSR_SIAGEN, 0x0001 << 16);
   1580 	delay(10);
   1581 }
   1582