xref: /netbsd-src/sys/dev/pci/if_tlp_pci.c (revision 267197ec1eebfcb9810ea27a89625b6ddf68e3e7)
1 /*	$NetBSD: if_tlp_pci.c,v 1.102 2007/10/19 12:00:49 ad 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 1.102 2007/10/19 12:00:49 ad 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 <sys/bus.h>
66 #include <sys/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 	uint32_t	tpp_vendor;	/* PCI vendor ID */
123 	uint32_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 uint8_t *);
189 	uint8_t		tpq_oui[3];
190 };
191 
192 static void	tlp_pci_dec_quirks(struct tulip_pci_softc *,
193 		    const uint8_t *);
194 
195 static void	tlp_pci_znyx_21040_quirks(struct tulip_pci_softc *,
196 		    const uint8_t *);
197 static void	tlp_pci_smc_21040_quirks(struct tulip_pci_softc *,
198 		    const uint8_t *);
199 static void	tlp_pci_cogent_21040_quirks(struct tulip_pci_softc *,
200 		    const uint8_t *);
201 static void	tlp_pci_accton_21040_quirks(struct tulip_pci_softc *,
202 		    const uint8_t *);
203 
204 static void	tlp_pci_cobalt_21142_quirks(struct tulip_pci_softc *,
205 		    const uint8_t *);
206 static void	tlp_pci_algor_21142_quirks(struct tulip_pci_softc *,
207 		    const uint8_t *);
208 static void	tlp_pci_netwinder_21142_quirks(struct tulip_pci_softc *,
209 		    const uint8_t *);
210 static void	tlp_pci_phobos_21142_quirks(struct tulip_pci_softc *,
211 		    const uint8_t *);
212 static void	tlp_pci_znyx_21142_quirks(struct tulip_pci_softc *,
213 		    const uint8_t *);
214 
215 static void	tlp_pci_adaptec_quirks(struct tulip_pci_softc *,
216 		    const uint8_t *);
217 
218 static const struct tlp_pci_quirks tlp_pci_21040_quirks[] = {
219 	{ tlp_pci_znyx_21040_quirks,	{ 0x00, 0xc0, 0x95 } },
220 	{ tlp_pci_smc_21040_quirks,	{ 0x00, 0x00, 0xc0 } },
221 	{ tlp_pci_cogent_21040_quirks,	{ 0x00, 0x00, 0x92 } },
222 	{ tlp_pci_accton_21040_quirks,	{ 0x00, 0x00, 0xe8 } },
223 	{ NULL,				{ 0, 0, 0 } }
224 };
225 
226 static const struct tlp_pci_quirks tlp_pci_21041_quirks[] = {
227 	{ tlp_pci_dec_quirks,		{ 0x08, 0x00, 0x2b } },
228 	{ tlp_pci_dec_quirks,		{ 0x00, 0x00, 0xf8 } },
229 	{ NULL,				{ 0, 0, 0 } }
230 };
231 
232 static void	tlp_pci_asante_21140_quirks(struct tulip_pci_softc *,
233 		    const uint8_t *);
234 static void	tlp_pci_e100_quirks(struct tulip_pci_softc *,
235 		    const uint8_t *);
236 static void	tlp_pci_phobos_21140_quirks(struct tulip_pci_softc *,
237 		    const uint8_t *);
238 static void	tlp_pci_smc_21140_quirks(struct tulip_pci_softc *,
239 		    const uint8_t *);
240 static void	tlp_pci_vpc_21140_quirks(struct tulip_pci_softc *,
241 		    const uint8_t *);
242 
243 static const struct tlp_pci_quirks tlp_pci_21140_quirks[] = {
244 	{ tlp_pci_dec_quirks,		{ 0x08, 0x00, 0x2b } },
245 	{ tlp_pci_dec_quirks,		{ 0x00, 0x00, 0xf8 } },
246 	{ tlp_pci_e100_quirks,		{ 0x00, 0xa0, 0x59 } },
247 	{ tlp_pci_asante_21140_quirks,	{ 0x00, 0x00, 0x94 } },
248 	{ tlp_pci_adaptec_quirks,	{ 0x00, 0x00, 0x92 } },
249 	{ tlp_pci_adaptec_quirks,	{ 0x00, 0x00, 0xd1 } },
250 	{ tlp_pci_phobos_21140_quirks,	{ 0x00, 0x60, 0xf5 } },
251 	{ tlp_pci_smc_21140_quirks,	{ 0x00, 0x00, 0xc0 } },
252 	{ tlp_pci_vpc_21140_quirks,	{ 0x00, 0x03, 0xff } },
253 	{ NULL,				{ 0, 0, 0 } }
254 };
255 
256 static const struct tlp_pci_quirks tlp_pci_21142_quirks[] = {
257 	{ tlp_pci_dec_quirks,		{ 0x08, 0x00, 0x2b } },
258 	{ tlp_pci_dec_quirks,		{ 0x00, 0x00, 0xf8 } },
259 	{ tlp_pci_cobalt_21142_quirks,	{ 0x00, 0x10, 0xe0 } },
260 	{ tlp_pci_algor_21142_quirks,	{ 0x00, 0x40, 0xbc } },
261 	{ tlp_pci_adaptec_quirks,	{ 0x00, 0x00, 0xd1 } },
262 	{ tlp_pci_netwinder_21142_quirks,{ 0x00, 0x10, 0x57 } },
263 	{ tlp_pci_phobos_21142_quirks,	{ 0x00, 0x60, 0xf5 } },
264 	{ tlp_pci_znyx_21142_quirks,	{ 0x00, 0xc0, 0x95 } },
265 	{ NULL,				{ 0, 0, 0 } }
266 };
267 
268 static int	tlp_pci_shared_intr(void *);
269 
270 static const struct tulip_pci_product *
271 tlp_pci_lookup(const struct pci_attach_args *pa)
272 {
273 	const struct tulip_pci_product *tpp;
274 
275 	/* Don't match lmc cards */
276 	if (PCI_VENDOR(pci_conf_read(pa->pa_pc, pa->pa_tag,
277 	    PCI_SUBSYS_ID_REG)) == PCI_VENDOR_LMC)
278 		return NULL;
279 
280 	for (tpp = tlp_pci_products;
281 	     tlp_chip_names[tpp->tpp_chip] != NULL;
282 	     tpp++) {
283 		if (PCI_VENDOR(pa->pa_id) == tpp->tpp_vendor &&
284 		    PCI_PRODUCT(pa->pa_id) == tpp->tpp_product)
285 			return tpp;
286 	}
287 	return NULL;
288 }
289 
290 static void
291 tlp_pci_get_quirks(struct tulip_pci_softc *psc, const uint8_t *enaddr,
292     const struct tlp_pci_quirks *tpq)
293 {
294 
295 	for (; tpq->tpq_func != NULL; tpq++) {
296 		if (tpq->tpq_oui[0] == enaddr[0] &&
297 		    tpq->tpq_oui[1] == enaddr[1] &&
298 		    tpq->tpq_oui[2] == enaddr[2]) {
299 			(*tpq->tpq_func)(psc, enaddr);
300 			return;
301 		}
302 	}
303 }
304 
305 static void
306 tlp_pci_check_slaved(struct tulip_pci_softc *psc, int shared, int slaved)
307 {
308 	extern struct cfdriver tlp_cd;
309 	struct tulip_pci_softc *cur, *best = NULL;
310 	struct tulip_softc *sc = &psc->sc_tulip;
311 	int i;
312 
313 	/*
314 	 * First of all, find the lowest pcidev numbered device on our
315 	 * bus marked as shared.  That should be our master.
316 	 */
317 	for (i = 0; i < tlp_cd.cd_ndevs; i++) {
318 		if ((cur = tlp_cd.cd_devs[i]) == NULL)
319 			continue;
320 		if (device_parent(&cur->sc_tulip.sc_dev) !=
321 		    device_parent(&sc->sc_dev))
322 			continue;
323 		if ((cur->sc_flags & shared) == 0)
324 			continue;
325 		if (cur == psc)
326 			continue;
327 		if (best == NULL ||
328 		    best->sc_tulip.sc_devno > cur->sc_tulip.sc_devno)
329 			best = cur;
330 	}
331 
332 	if (best != NULL) {
333 		psc->sc_master = best;
334 		psc->sc_flags |= (shared | slaved);
335 	}
336 }
337 
338 static int
339 tlp_pci_match(struct device *parent, struct cfdata *match, void *aux)
340 {
341 	struct pci_attach_args *pa = aux;
342 
343 	if (tlp_pci_lookup(pa) != NULL)
344 		return 10;	/* beat if_de.c */
345 
346 	return 0;
347 }
348 
349 static void
350 tlp_pci_attach(struct device *parent, struct device *self, void *aux)
351 {
352 	struct tulip_pci_softc *psc = (void *) self;
353 	struct tulip_softc *sc = &psc->sc_tulip;
354 	struct pci_attach_args *pa = aux;
355 	pci_chipset_tag_t pc = pa->pa_pc;
356 	pci_intr_handle_t ih;
357 	const char *intrstr = NULL;
358 	bus_space_tag_t iot, memt;
359 	bus_space_handle_t ioh, memh;
360 	int ioh_valid, memh_valid, i, j;
361 	const struct tulip_pci_product *tpp;
362 	prop_data_t ea;
363 	uint8_t enaddr[ETHER_ADDR_LEN];
364 	uint32_t val = 0;
365 	pcireg_t reg;
366 	int error;
367 
368 	sc->sc_devno = pa->pa_device;
369 	psc->sc_pc = pa->pa_pc;
370 	psc->sc_pcitag = pa->pa_tag;
371 
372 	LIST_INIT(&psc->sc_intrslaves);
373 
374 	tpp = tlp_pci_lookup(pa);
375 	if (tpp == NULL) {
376 		printf("\n");
377 		panic("tlp_pci_attach: impossible");
378 	}
379 	sc->sc_chip = tpp->tpp_chip;
380 
381 	/*
382 	 * By default, Tulip registers are 8 bytes long (4 bytes
383 	 * followed by a 4 byte pad).
384 	 */
385 	sc->sc_regshift = 3;
386 
387 	/*
388 	 * No power management hooks.
389 	 * XXX Maybe we should add some!
390 	 */
391 	sc->sc_flags |= TULIPF_ENABLED;
392 
393 	/*
394 	 * Get revision info, and set some chip-specific variables.
395 	 */
396 	sc->sc_rev = PCI_REVISION(pa->pa_class);
397 	switch (sc->sc_chip) {
398 	case TULIP_CHIP_21140:
399 		if (sc->sc_rev >= 0x20)
400 			sc->sc_chip = TULIP_CHIP_21140A;
401 		break;
402 
403 	case TULIP_CHIP_21142:
404 		if (sc->sc_rev >= 0x20)
405 			sc->sc_chip = TULIP_CHIP_21143;
406 		break;
407 
408 	case TULIP_CHIP_82C168:
409 		if (sc->sc_rev >= 0x20)
410 			sc->sc_chip = TULIP_CHIP_82C169;
411 		break;
412 
413 	case TULIP_CHIP_MX98713:
414 		if (sc->sc_rev >= 0x10)
415 			sc->sc_chip = TULIP_CHIP_MX98713A;
416 		break;
417 
418 	case TULIP_CHIP_MX98715:
419 		if (sc->sc_rev >= 0x20)
420 			sc->sc_chip = TULIP_CHIP_MX98715A;
421 		if (sc->sc_rev >= 0x25)
422 			sc->sc_chip = TULIP_CHIP_MX98715AEC_X;
423 		if (sc->sc_rev >= 0x30)
424 			sc->sc_chip = TULIP_CHIP_MX98725;
425 		break;
426 
427 	case TULIP_CHIP_WB89C840F:
428 		sc->sc_regshift = 2;
429 		break;
430 
431 	case TULIP_CHIP_AN985:
432 		/*
433 		 * The AN983 and AN985 are very similar, and are
434 		 * differentiated by a "signature" register that
435 		 * is like, but not identical, to a PCI ID register.
436 		 */
437 		reg = pci_conf_read(pc, pa->pa_tag, 0x80);
438 		switch (reg) {
439 		case 0x09811317:
440 			sc->sc_chip = TULIP_CHIP_AN985;
441 			break;
442 
443 		case 0x09851317:
444 			sc->sc_chip = TULIP_CHIP_AN983;
445 			break;
446 
447 		default:
448 			/* Unknown -- use default. */
449 			break;
450 		}
451 		break;
452 
453 	case TULIP_CHIP_AX88140:
454 		if (sc->sc_rev >= 0x10)
455 			sc->sc_chip = TULIP_CHIP_AX88141;
456 		break;
457 
458 	case TULIP_CHIP_DM9102:
459 		if (sc->sc_rev >= 0x30)
460 			sc->sc_chip = TULIP_CHIP_DM9102A;
461 		break;
462 
463 	default:
464 		/* Nothing. */
465 		break;
466 	}
467 
468 	printf(": %s Ethernet, pass %d.%d\n",
469 	    tlp_chip_names[sc->sc_chip],
470 	    (sc->sc_rev >> 4) & 0xf, sc->sc_rev & 0xf);
471 
472 	switch (sc->sc_chip) {
473 	case TULIP_CHIP_21040:
474 		if (sc->sc_rev < 0x20) {
475 			printf("%s: 21040 must be at least pass 2.0\n",
476 			    sc->sc_dev.dv_xname);
477 			return;
478 		}
479 		break;
480 
481 	case TULIP_CHIP_21140:
482 		if (sc->sc_rev < 0x11) {
483 			printf("%s: 21140 must be at least pass 1.1\n",
484 			    sc->sc_dev.dv_xname);
485 			return;
486 		}
487 		break;
488 
489 	default:
490 		/* Nothing. */
491 		break;
492 	}
493 
494 	/*
495 	 * Check to see if the device is in power-save mode, and
496 	 * being it out if necessary.
497 	 */
498 	switch (sc->sc_chip) {
499 	case TULIP_CHIP_21140:
500 	case TULIP_CHIP_21140A:
501 	case TULIP_CHIP_21142:
502 	case TULIP_CHIP_21143:
503 	case TULIP_CHIP_MX98713A:
504 	case TULIP_CHIP_MX98715:
505 	case TULIP_CHIP_MX98715A:
506 	case TULIP_CHIP_MX98715AEC_X:
507 	case TULIP_CHIP_MX98725:
508 	case TULIP_CHIP_DM9102:
509 	case TULIP_CHIP_DM9102A:
510 	case TULIP_CHIP_AX88140:
511 	case TULIP_CHIP_AX88141:
512 	case TULIP_CHIP_RS7112:
513 		/*
514 		 * Clear the "sleep mode" bit in the CFDA register.
515 		 */
516 		reg = pci_conf_read(pc, pa->pa_tag, TULIP_PCI_CFDA);
517 		if (reg & (CFDA_SLEEP|CFDA_SNOOZE))
518 			pci_conf_write(pc, pa->pa_tag, TULIP_PCI_CFDA,
519 			    reg & ~(CFDA_SLEEP|CFDA_SNOOZE));
520 		break;
521 
522 	default:
523 		/* Nothing. */
524 		break;
525 	}
526 
527 	/* power up chip */
528 	if ((error = pci_activate(pa->pa_pc, pa->pa_tag, sc,
529 	    NULL)) && error != EOPNOTSUPP) {
530 		aprint_error("%s: cannot activate %d\n", sc->sc_dev.dv_xname,
531 		    error);
532 		return;
533 	}
534 
535 	/*
536 	 * Map the device.
537 	 */
538 
539 	ioh_valid = (pci_mapreg_map(pa, TULIP_PCI_IOBA,
540 	    PCI_MAPREG_TYPE_IO, 0,
541 	    &iot, &ioh, NULL, NULL) == 0);
542 	memh_valid = (pci_mapreg_map(pa, TULIP_PCI_MMBA,
543 	    PCI_MAPREG_TYPE_MEM|PCI_MAPREG_MEM_TYPE_32BIT, 0,
544 	    &memt, &memh, NULL, NULL) == 0);
545 	if (memh_valid) {
546 		sc->sc_st = memt;
547 		sc->sc_sh = memh;
548 	} else if (ioh_valid) {
549 		sc->sc_st = iot;
550 		sc->sc_sh = ioh;
551 	} else {
552 		printf("%s: unable to map device registers\n",
553 		    sc->sc_dev.dv_xname);
554 		return;
555 	}
556 
557 	sc->sc_dmat = pa->pa_dmat;
558 
559 	/*
560 	 * Make sure bus mastering is enabled.
561 	 */
562 	pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG,
563 	    pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG) |
564 	    PCI_COMMAND_MASTER_ENABLE);
565 
566 	/*
567 	 * Get the cacheline size.
568 	 */
569 	sc->sc_cacheline = PCI_CACHELINE(pci_conf_read(pc, pa->pa_tag,
570 	    PCI_BHLC_REG));
571 
572 	/*
573 	 * Get PCI data moving command info.
574 	 */
575 	if (pa->pa_flags & PCI_FLAGS_MRL_OKAY)
576 		sc->sc_flags |= TULIPF_MRL;
577 	if (pa->pa_flags & PCI_FLAGS_MRM_OKAY)
578 		sc->sc_flags |= TULIPF_MRM;
579 	if (pa->pa_flags & PCI_FLAGS_MWI_OKAY)
580 		sc->sc_flags |= TULIPF_MWI;
581 
582 	/*
583 	 * Read the contents of the Ethernet Address ROM/SROM.
584 	 */
585 	switch (sc->sc_chip) {
586 	case TULIP_CHIP_21040:
587 		sc->sc_srom_addrbits = 6;
588 		sc->sc_srom = malloc(TULIP_ROM_SIZE(6), M_DEVBUF, M_NOWAIT);
589 		TULIP_WRITE(sc, CSR_MIIROM, MIIROM_SROMCS);
590 		for (i = 0; i < TULIP_ROM_SIZE(6); i++) {
591 			for (j = 0; j < 10000; j++) {
592 				val = TULIP_READ(sc, CSR_MIIROM);
593 				if ((val & MIIROM_DN) == 0)
594 					break;
595 			}
596 			sc->sc_srom[i] = val & MIIROM_DATA;
597 		}
598 		break;
599 
600 	case TULIP_CHIP_82C168:
601 	case TULIP_CHIP_82C169:
602 	    {
603 		sc->sc_srom_addrbits = 2;
604 		sc->sc_srom = malloc(TULIP_ROM_SIZE(2), M_DEVBUF, M_NOWAIT);
605 
606 		/*
607 		 * The Lite-On PNIC stores the Ethernet address in
608 		 * the first 3 words of the EEPROM.  EEPROM access
609 		 * is not like the other Tulip chips.
610 		 */
611 		for (i = 0; i < 6; i += 2) {
612 			TULIP_WRITE(sc, CSR_PNIC_SROMCTL,
613 			    PNIC_SROMCTL_READ | (i >> 1));
614 			for (j = 0; j < 500; j++) {
615 				delay(2);
616 				val = TULIP_READ(sc, CSR_MIIROM);
617 				if ((val & PNIC_MIIROM_BUSY) == 0)
618 					break;
619 			}
620 			if (val & PNIC_MIIROM_BUSY) {
621 				printf("%s: EEPROM timed out\n",
622 				    sc->sc_dev.dv_xname);
623 				return;
624 			}
625 			val &= PNIC_MIIROM_DATA;
626 			sc->sc_srom[i] = val >> 8;
627 			sc->sc_srom[i + 1] = val & 0xff;
628 		}
629 		break;
630 	    }
631 
632 	default:
633 		/*
634 		 * XXX This isn't quite the right way to do this; we should
635 		 * XXX be attempting to fetch the mac-addr property in the
636 		 * XXX bus-agnostic part of the driver independently.  But
637 		 * XXX that requires a larger change in the SROM handling
638 		 * XXX logic, and for now we can at least remove a machine-
639 		 * XXX dependent wart from the PCI front-end.
640 		 */
641 		ea = prop_dictionary_get(device_properties(&sc->sc_dev),
642 					 "mac-addr");
643 		if (ea != NULL) {
644 			extern int tlp_srom_debug;
645 			KASSERT(prop_object_type(ea) == PROP_TYPE_DATA);
646 			KASSERT(prop_data_size(ea) == ETHER_ADDR_LEN);
647 
648 			memcpy(enaddr, prop_data_data_nocopy(ea),
649 			       ETHER_ADDR_LEN);
650 
651 			sc->sc_srom_addrbits = 6;
652 			sc->sc_srom = malloc(TULIP_ROM_SIZE(6), M_DEVBUF,
653 			    M_NOWAIT|M_ZERO);
654 			memcpy(sc->sc_srom, enaddr, sizeof(enaddr));
655 			if (tlp_srom_debug) {
656 				printf("SROM CONTENTS:");
657 				for (i = 0; i < TULIP_ROM_SIZE(6); i++) {
658 					if ((i % 8) == 0)
659 						printf("\n\t");
660 					printf("0x%02x ", sc->sc_srom[i]);
661 				}
662 				printf("\n");
663 			}
664 			break;
665 		}
666 
667 		/* Check for a slaved ROM on a multi-port board. */
668 		tlp_pci_check_slaved(psc, TULIP_PCI_SHAREDROM,
669 		    TULIP_PCI_SLAVEROM);
670 		if (psc->sc_flags & TULIP_PCI_SLAVEROM) {
671 			sc->sc_srom_addrbits =
672 			    psc->sc_master->sc_tulip.sc_srom_addrbits;
673 			sc->sc_srom = psc->sc_master->sc_tulip.sc_srom;
674 			enaddr[5] +=
675 			    sc->sc_devno - psc->sc_master->sc_tulip.sc_devno;
676 		}
677 		else if (tlp_read_srom(sc) == 0)
678 			goto cant_cope;
679 		break;
680 	}
681 
682 	/*
683 	 * Deal with chip/board quirks.  This includes setting up
684 	 * the mediasw, and extracting the Ethernet address from
685 	 * the rombuf.
686 	 */
687 	switch (sc->sc_chip) {
688 	case TULIP_CHIP_21040:
689 		/*
690 		 * Parse the Ethernet Address ROM.
691 		 */
692 		if (tlp_parse_old_srom(sc, enaddr) == 0)
693 			goto cant_cope;
694 
695 
696 		/*
697 		 * All 21040 boards start out with the same
698 		 * media switch.
699 		 */
700 		sc->sc_mediasw = &tlp_21040_mediasw;
701 
702 		/*
703 		 * Deal with any quirks this board might have.
704 		 */
705 		tlp_pci_get_quirks(psc, enaddr, tlp_pci_21040_quirks);
706 		break;
707 
708 	case TULIP_CHIP_21041:
709 		/* Check for new format SROM. */
710 		if (tlp_isv_srom_enaddr(sc, enaddr) == 0) {
711 			/*
712 			 * Not an ISV SROM; try the old DEC Ethernet Address
713 			 * ROM format.
714 			 */
715 			if (tlp_parse_old_srom(sc, enaddr) == 0)
716 				goto cant_cope;
717 		}
718 
719 		/*
720 		 * All 21041 boards use the same media switch; they all
721 		 * work basically the same!  Yippee!
722 		 */
723 		sc->sc_mediasw = &tlp_21041_mediasw;
724 
725 		/*
726 		 * Deal with any quirks this board might have.
727 		 */
728 		tlp_pci_get_quirks(psc, enaddr, tlp_pci_21041_quirks);
729 		break;
730 
731 	case TULIP_CHIP_21140:
732 	case TULIP_CHIP_21140A:
733 		/* Check for new format SROM. */
734 		if (tlp_isv_srom_enaddr(sc, enaddr) == 0) {
735 			/*
736 			 * Not an ISV SROM; try the old DEC Ethernet Address
737 			 * ROM format.
738 			 */
739 			if (tlp_parse_old_srom(sc, enaddr) == 0)
740 				goto cant_cope;
741 		} else {
742 			/*
743 			 * We start out with the 2114x ISV media switch.
744 			 * When we search for quirks, we may change to
745 			 * a different switch.
746 			 */
747 			sc->sc_mediasw = &tlp_2114x_isv_mediasw;
748 		}
749 
750 		/*
751 		 * Deal with any quirks this board might have.
752 		 */
753 		tlp_pci_get_quirks(psc, enaddr, tlp_pci_21140_quirks);
754 
755 		/*
756 		 * Bail out now if we can't deal with this board.
757 		 */
758 		if (sc->sc_mediasw == NULL)
759 			goto cant_cope;
760 		break;
761 
762 	case TULIP_CHIP_21142:
763 	case TULIP_CHIP_21143:
764 		/* Check for new format SROM. */
765 		if (tlp_isv_srom_enaddr(sc, enaddr) == 0) {
766 			/*
767 			 * Not an ISV SROM; try the old DEC Ethernet Address
768 			 * ROM format.
769 			 */
770 			if (tlp_parse_old_srom(sc, enaddr) == 0) {
771 				/*
772 				 * One last try: just copy the address
773 				 * from offset 20 and try to look
774 				 * up quirks.
775 				 */
776 				memcpy(enaddr, &sc->sc_srom[20],
777 				    ETHER_ADDR_LEN);
778 			}
779 		} else {
780 			/*
781 			 * We start out with the 2114x ISV media switch.
782 			 * When we search for quirks, we may change to
783 			 * a different switch.
784 			 */
785 			sc->sc_mediasw = &tlp_2114x_isv_mediasw;
786 		}
787 
788 		/*
789 		 * Deal with any quirks this board might have.
790 		 */
791 		tlp_pci_get_quirks(psc, enaddr, tlp_pci_21142_quirks);
792 
793 		/*
794 		 * Bail out now if we can't deal with this board.
795 		 */
796 		if (sc->sc_mediasw == NULL)
797 			goto cant_cope;
798 		break;
799 
800 	case TULIP_CHIP_82C168:
801 	case TULIP_CHIP_82C169:
802 		/*
803 		 * Lite-On PNIC's Ethernet address is the first 6
804 		 * bytes of its EEPROM.
805 		 */
806 		memcpy(enaddr, sc->sc_srom, ETHER_ADDR_LEN);
807 
808 		/*
809 		 * Lite-On PNICs always use the same mediasw; we
810 		 * select MII vs. internal NWAY automatically.
811 		 */
812 		sc->sc_mediasw = &tlp_pnic_mediasw;
813 		break;
814 
815 	case TULIP_CHIP_MX98713:
816 		/*
817 		 * The Macronix MX98713 has an MII and GPIO, but no
818 		 * internal Nway block.  This chip is basically a
819 		 * perfect 21140A clone, with the exception of the
820 		 * a magic register frobbing in order to make the
821 		 * interface function.
822 		 */
823 		if (tlp_isv_srom_enaddr(sc, enaddr)) {
824 			sc->sc_mediasw = &tlp_2114x_isv_mediasw;
825 			break;
826 		}
827 		/* FALLTHROUGH */
828 
829 	case TULIP_CHIP_82C115:
830 		/*
831 		 * Yippee!  The Lite-On 82C115 is a clone of
832 		 * the MX98725 (the data sheet even says `MXIC'
833 		 * on it)!  Imagine that, a clone of a clone.
834 		 *
835 		 * The differences are really minimal:
836 		 *
837 		 *	- Wake-On-LAN support
838 		 *	- 128-bit multicast hash table, rather than
839 		 *	  the standard 512-bit hash table
840 		 */
841 		/* FALLTHROUGH */
842 
843 	case TULIP_CHIP_MX98713A:
844 	case TULIP_CHIP_MX98715A:
845 	case TULIP_CHIP_MX98715AEC_X:
846 	case TULIP_CHIP_MX98725:
847 		/*
848 		 * The MX98713A has an MII as well as an internal Nway block,
849 		 * but no GPIO.  The MX98715 and MX98725 have an internal
850 		 * Nway block only.
851 		 *
852 		 * The internal Nway block, unlike the Lite-On PNIC's, does
853 		 * just that - performs Nway.  Once autonegotiation completes,
854 		 * we must program the GPR media information into the chip.
855 		 *
856 		 * The byte offset of the Ethernet address is stored at
857 		 * offset 0x70.
858 		 */
859 		memcpy(enaddr, &sc->sc_srom[sc->sc_srom[0x70]], ETHER_ADDR_LEN);
860 		sc->sc_mediasw = &tlp_pmac_mediasw;
861 		break;
862 
863 	case TULIP_CHIP_WB89C840F:
864 		/*
865 		 * Winbond 89C840F's Ethernet address is the first
866 		 * 6 bytes of its EEPROM.
867 		 */
868 		memcpy(enaddr, sc->sc_srom, ETHER_ADDR_LEN);
869 
870 		/*
871 		 * Winbond 89C840F has an MII attached to the SIO.
872 		 */
873 		sc->sc_mediasw = &tlp_sio_mii_mediasw;
874 		break;
875 
876 	case TULIP_CHIP_AL981:
877 		/*
878 		 * The ADMtek AL981's Ethernet address is located
879 		 * at offset 8 of its EEPROM.
880 		 */
881 		memcpy(enaddr, &sc->sc_srom[8], ETHER_ADDR_LEN);
882 
883 		/*
884 		 * ADMtek AL981 has a built-in PHY accessed through
885 		 * special registers.
886 		 */
887 		sc->sc_mediasw = &tlp_al981_mediasw;
888 		break;
889 
890 	case TULIP_CHIP_AN983:
891 	case TULIP_CHIP_AN985:
892 		/*
893 		 * The ADMtek AN985's Ethernet address is located
894 		 * at offset 8 of its EEPROM.
895 		 */
896 		memcpy(enaddr, &sc->sc_srom[8], ETHER_ADDR_LEN);
897 
898 		/*
899 		 * The ADMtek AN985 can be configured in Single-Chip
900 		 * mode or MAC-only mode.  Single-Chip uses the built-in
901 		 * PHY, MAC-only has an external PHY (usually HomePNA).
902 		 * The selection is based on an EEPROM setting, and both
903 		 * PHYs are accessed via MII attached to SIO.
904 		 *
905 		 * The AN985 "ghosts" the internal PHY onto all
906 		 * MII addresses, so we have to use a media init
907 		 * routine that limits the search.
908 		 * XXX How does this work with MAC-only mode?
909 		 */
910 		sc->sc_mediasw = &tlp_an985_mediasw;
911 		break;
912 
913 	case TULIP_CHIP_DM9102:
914 	case TULIP_CHIP_DM9102A:
915 		/*
916 		 * Some boards with the Davicom chip have an ISV
917 		 * SROM (mostly DM9102A boards -- trying to describe
918 		 * the HomePNA PHY, probably) although the data in
919 		 * them is generally wrong.  Check for ISV format
920 		 * and grab the Ethernet address that way, and if
921 		 * that fails, fall back on grabbing it from an
922 		 * observed offset of 20 (which is where it would
923 		 * be in an ISV SROM anyhow, tho ISV can cope with
924 		 * multi-port boards).
925 		 */
926 		if (!tlp_isv_srom_enaddr(sc, enaddr)) {
927 #ifdef __sparc__
928 			if ((sc->sc_srom[20] == 0 &&
929 			     sc->sc_srom[21] == 0 &&
930 			     sc->sc_srom[22] == 0) ||
931 			    (sc->sc_srom[20] == 0xff &&
932 			     sc->sc_srom[21] == 0xff &&
933 			     sc->sc_srom[22] == 0xff)) {
934 				prom_getether(PCITAG_NODE(pa->pa_tag), enaddr);
935 			} else
936 #endif
937 			memcpy(enaddr, &sc->sc_srom[20], ETHER_ADDR_LEN);
938 		}
939 
940 		/*
941 		 * Davicom chips all have an internal MII interface
942 		 * and a built-in PHY.  DM9102A also has a an external
943 		 * MII interface, usually with a HomePNA PHY attached
944 		 * to it.
945 		 */
946 		sc->sc_mediasw = &tlp_dm9102_mediasw;
947 		break;
948 
949 	case TULIP_CHIP_AX88140:
950 	case TULIP_CHIP_AX88141:
951 		/*
952 		 * ASIX AX88140/AX88141 Ethernet Address is located at offset
953 		 * 20 of the SROM.
954 		 */
955 		memcpy(enaddr, &sc->sc_srom[20], ETHER_ADDR_LEN);
956 
957 		/*
958 		 * ASIX AX88140A/AX88141 chip can have a built-in PHY or
959 		 * an external MII interface.
960 		 */
961 		sc->sc_mediasw = &tlp_asix_mediasw;
962 		break;
963 
964 	case TULIP_CHIP_RS7112:
965 		/*
966 		 * RS7112 Ethernet Address is located of offset 0x19a
967 		 * of the SROM
968 		 */
969 		memcpy(enaddr, &sc->sc_srom[0x19a], ETHER_ADDR_LEN);
970 
971 		/* RS7112 chip has a PHY at MII address 1 */
972 		sc->sc_mediasw = &tlp_rs7112_mediasw;
973 		break;
974 
975 	default:
976  cant_cope:
977 		printf("%s: sorry, unable to handle your board\n",
978 		    sc->sc_dev.dv_xname);
979 		return;
980 	}
981 
982 	/*
983 	 * Handle shared interrupts.
984 	 */
985 	if (psc->sc_flags & TULIP_PCI_SHAREDINTR) {
986 		if (psc->sc_master)
987 			psc->sc_flags |= TULIP_PCI_SLAVEINTR;
988 		else {
989 			tlp_pci_check_slaved(psc, TULIP_PCI_SHAREDINTR,
990 			    TULIP_PCI_SLAVEINTR);
991 			if (psc->sc_master == NULL)
992 				psc->sc_master = psc;
993 		}
994 		LIST_INSERT_HEAD(&psc->sc_master->sc_intrslaves,
995 		    psc, sc_intrq);
996 	}
997 
998 	if (psc->sc_flags & TULIP_PCI_SLAVEINTR) {
999 		printf("%s: sharing interrupt with %s\n",
1000 		    sc->sc_dev.dv_xname,
1001 		    psc->sc_master->sc_tulip.sc_dev.dv_xname);
1002 	} else {
1003 		/*
1004 		 * Map and establish our interrupt.
1005 		 */
1006 		if (pci_intr_map(pa, &ih)) {
1007 			printf("%s: unable to map interrupt\n",
1008 			    sc->sc_dev.dv_xname);
1009 			return;
1010 		}
1011 		intrstr = pci_intr_string(pc, ih);
1012 		psc->sc_ih = pci_intr_establish(pc, ih, IPL_NET,
1013 		    (psc->sc_flags & TULIP_PCI_SHAREDINTR) ?
1014 		    tlp_pci_shared_intr : tlp_intr, sc);
1015 		if (psc->sc_ih == NULL) {
1016 			printf("%s: unable to establish interrupt",
1017 			    sc->sc_dev.dv_xname);
1018 			if (intrstr != NULL)
1019 				printf(" at %s", intrstr);
1020 			printf("\n");
1021 			return;
1022 		}
1023 		printf("%s: interrupting at %s\n", sc->sc_dev.dv_xname,
1024 		    intrstr);
1025 	}
1026 
1027 	/*
1028 	 * Finish off the attach.
1029 	 */
1030 	tlp_attach(sc, enaddr);
1031 }
1032 
1033 static int
1034 tlp_pci_shared_intr(void *arg)
1035 {
1036 	struct tulip_pci_softc *master = arg, *slave;
1037 	int rv = 0;
1038 
1039 	for (slave = LIST_FIRST(&master->sc_intrslaves);
1040 	     slave != NULL;
1041 	     slave = LIST_NEXT(slave, sc_intrq))
1042 		rv |= tlp_intr(&slave->sc_tulip);
1043 
1044 	return rv;
1045 }
1046 
1047 static void
1048 tlp_pci_dec_quirks(struct tulip_pci_softc *psc, const uint8_t *enaddr)
1049 {
1050 	struct tulip_softc *sc = &psc->sc_tulip;
1051 
1052 	/*
1053 	 * This isn't really a quirk-gathering device, really.  We
1054 	 * just want to get the spiffy DEC board name from the SROM.
1055 	 */
1056 	strcpy(sc->sc_name, "DEC ");
1057 
1058 	if (memcmp(&sc->sc_srom[29], "DE500", 5) == 0 ||
1059 	    memcmp(&sc->sc_srom[29], "DE450", 5) == 0)
1060 		memcpy(&sc->sc_name[4], &sc->sc_srom[29], 8);
1061 	else
1062 		sc->sc_name[3] = '\0';
1063 }
1064 
1065 static void
1066 tlp_pci_znyx_21040_quirks(struct tulip_pci_softc *psc, const uint8_t *enaddr)
1067 {
1068 	struct tulip_softc *sc = &psc->sc_tulip;
1069 	uint16_t id = 0;
1070 
1071 	/*
1072 	 * If we have a slaved ROM, just copy the bits from the master.
1073 	 * This is in case we fail the ROM ID check (older boards) and
1074 	 * need to fall back on Ethernet address model checking; that
1075 	 * will fail for slave chips.
1076 	 */
1077 	if (psc->sc_flags & TULIP_PCI_SLAVEROM) {
1078 		strcpy(sc->sc_name, psc->sc_master->sc_tulip.sc_name);
1079 		sc->sc_mediasw = psc->sc_master->sc_tulip.sc_mediasw;
1080 		psc->sc_flags |=
1081 		    psc->sc_master->sc_flags & TULIP_PCI_SHAREDINTR;
1082 		return;
1083 	}
1084 
1085 	if (sc->sc_srom[32] == 0x4a && sc->sc_srom[33] == 0x52) {
1086 		id = sc->sc_srom[37] | (sc->sc_srom[36] << 8);
1087 		switch (id) {
1088  zx312:
1089 		case 0x0602:	/* ZX312 */
1090 			strcpy(sc->sc_name, "ZNYX ZX312");
1091 			return;
1092 
1093 		case 0x0622:	/* ZX312T */
1094 			strcpy(sc->sc_name, "ZNYX ZX312T");
1095 			sc->sc_mediasw = &tlp_21040_tp_mediasw;
1096 			return;
1097 
1098  zx314_inta:
1099 		case 0x0701:	/* ZX314 INTA */
1100 			psc->sc_flags |= TULIP_PCI_SHAREDINTR;
1101 			/* FALLTHROUGH */
1102 		case 0x0711:	/* ZX314 */
1103 			strcpy(sc->sc_name, "ZNYX ZX314");
1104 			psc->sc_flags |= TULIP_PCI_SHAREDROM;
1105 			sc->sc_mediasw = &tlp_21040_tp_mediasw;
1106 			return;
1107 
1108  zx315_inta:
1109 		case 0x0801:	/* ZX315 INTA */
1110 			psc->sc_flags |= TULIP_PCI_SHAREDINTR;
1111 			/* FALLTHROUGH */
1112 		case 0x0811:	/* ZX315 */
1113 			strcpy(sc->sc_name, "ZNYX ZX315");
1114 			psc->sc_flags |= TULIP_PCI_SHAREDROM;
1115 			return;
1116 
1117 		default:
1118 			id = 0;
1119 			break;
1120 		}
1121 	}
1122 
1123 	/*
1124 	 * Deal with boards that have broken ROMs.
1125 	 */
1126 	if (id == 0) {
1127 		if ((enaddr[3] & ~3) == 0xf0 && (enaddr[5] & 3) == 0x00)
1128 			goto zx314_inta;
1129 		if ((enaddr[3] & ~3) == 0xf4 && (enaddr[5] & 1) == 0x00)
1130 			goto zx315_inta;
1131 		if ((enaddr[3] & ~3) == 0xec)
1132 			goto zx312;
1133 	}
1134 
1135 	strcpy(sc->sc_name, "ZNYX ZX31x");
1136 }
1137 
1138 static void	tlp_pci_znyx_21142_qs6611_reset(struct tulip_softc *);
1139 
1140 static void
1141 tlp_pci_znyx_21142_quirks(struct tulip_pci_softc *psc, const uint8_t *enaddr)
1142 {
1143 	struct tulip_softc *sc = &psc->sc_tulip;
1144 	pcireg_t subid;
1145 
1146 	subid = pci_conf_read(psc->sc_pc, psc->sc_pcitag, PCI_SUBSYS_ID_REG);
1147 
1148 	if (PCI_VENDOR(subid) != PCI_VENDOR_ZNYX)
1149 		return;		/* ? */
1150 
1151 	switch (PCI_PRODUCT(subid) & 0xff) {
1152 	/*
1153 	 * ZNYX 21143 boards with QS6611 PHY
1154 	 */
1155 	case 0x12:	/* ZX345Q */
1156 	case 0x13:	/* ZX346Q */
1157 	case 0x14:	/* ZX348Q */
1158 	case 0x18:	/* ZX414 */
1159 	case 0x19:	/* ZX412 */
1160 	case 0x1a:	/* ZX444 */
1161 	case 0x1b:	/* ZX442 */
1162 	case 0x23:	/* ZX212 */
1163 	case 0x24:	/* ZX214 */
1164 	case 0x29:	/* ZX374 */
1165 	case 0x2d:	/* ZX372 */
1166 	case 0x2b:	/* ZX244 */
1167 	case 0x2c:	/* ZX424 */
1168 	case 0x2e:	/* ZX422 */
1169 		printf("%s: QS6611 PHY\n", sc->sc_dev.dv_xname);
1170 		sc->sc_reset = tlp_pci_znyx_21142_qs6611_reset;
1171 		break;
1172 	}
1173 }
1174 
1175 static void
1176 tlp_pci_znyx_21142_qs6611_reset(struct tulip_softc *sc)
1177 {
1178 
1179 	/*
1180 	 * Reset QS6611 PHY.
1181 	 */
1182 	TULIP_WRITE(sc, CSR_SIAGEN,
1183 	    SIAGEN_CWE | SIAGEN_LGS1 | SIAGEN_ABM | (0xf << 16));
1184 	delay(200);
1185 	TULIP_WRITE(sc, CSR_SIAGEN, (0x4 << 16));
1186 	delay(10000);
1187 }
1188 
1189 static void
1190 tlp_pci_smc_21040_quirks(struct tulip_pci_softc *psc, const uint8_t *enaddr)
1191 {
1192 	struct tulip_softc *sc = &psc->sc_tulip;
1193 	uint16_t id1, id2, ei;
1194 	int auibnc = 0, utp = 0;
1195 	char *cp;
1196 
1197 	id1 = sc->sc_srom[0x60] | (sc->sc_srom[0x61] << 8);
1198 	id2 = sc->sc_srom[0x62] | (sc->sc_srom[0x63] << 8);
1199 	ei  = sc->sc_srom[0x66] | (sc->sc_srom[0x67] << 8);
1200 
1201 	strcpy(sc->sc_name, "SMC 8432");
1202 	cp = &sc->sc_name[8];
1203 
1204 	if ((id1 & 1) == 0) {
1205 		*cp++ = 'B';
1206 		auibnc = 1;
1207 	}
1208 	if ((id1 & 0xff) > 0x32) {
1209 		*cp++ = 'T';
1210 		utp = 1;
1211 	}
1212 	if ((id1 & 0x4000) == 0) {
1213 		*cp++ = 'A';
1214 		auibnc = 1;
1215 	}
1216 	if (id2 == 0x15) {
1217 		sc->sc_name[7] = '4';
1218 		*cp++ = '-';
1219 		*cp++ = 'C';
1220 		*cp++ = 'H';
1221 		*cp++ = ei ? '2' : '1';
1222 	}
1223 	*cp = '\0';
1224 
1225 	if (utp != 0 && auibnc == 0)
1226 		sc->sc_mediasw = &tlp_21040_tp_mediasw;
1227 	else if (utp == 0 && auibnc != 0)
1228 		sc->sc_mediasw = &tlp_21040_auibnc_mediasw;
1229 }
1230 
1231 static void
1232 tlp_pci_cogent_21040_quirks(struct tulip_pci_softc *psc, const uint8_t *enaddr)
1233 {
1234 
1235 	strcpy(psc->sc_tulip.sc_name, "Cogent multi-port");
1236 	psc->sc_flags |= TULIP_PCI_SHAREDINTR|TULIP_PCI_SHAREDROM;
1237 }
1238 
1239 static void
1240 tlp_pci_accton_21040_quirks(struct tulip_pci_softc *psc, const uint8_t *enaddr)
1241 {
1242 
1243 	strcpy(psc->sc_tulip.sc_name, "ACCTON EN1203");
1244 }
1245 
1246 static void	tlp_pci_asante_21140_reset(struct tulip_softc *);
1247 
1248 static void
1249 tlp_pci_asante_21140_quirks(struct tulip_pci_softc *psc, const uint8_t *enaddr)
1250 {
1251 	struct tulip_softc *sc = &psc->sc_tulip;
1252 
1253 	/*
1254 	 * Some Asante boards don't use the ISV SROM format.  For
1255 	 * those that don't, we initialize the GPIO direction bits,
1256 	 * and provide our own reset hook, which resets the MII.
1257 	 *
1258 	 * All of these boards use SIO-attached-MII media.
1259 	 */
1260 	if (sc->sc_mediasw == &tlp_2114x_isv_mediasw)
1261 		return;
1262 
1263 	strcpy(sc->sc_name, "Asante");
1264 
1265 	sc->sc_gp_dir = 0xbf;
1266 	sc->sc_reset = tlp_pci_asante_21140_reset;
1267 	sc->sc_mediasw = &tlp_sio_mii_mediasw;
1268 }
1269 
1270 static void
1271 tlp_pci_e100_quirks(struct tulip_pci_softc *psc, const uint8_t *enaddr)
1272 {
1273 	struct tulip_softc *sc = &psc->sc_tulip;
1274 
1275 	if (sc->sc_mediasw == &tlp_2114x_isv_mediasw)
1276 		return;
1277 
1278 	strcpy(sc->sc_name, "UMAX E100");
1279 
1280 	sc->sc_gp_dir = 0xbf;
1281 	sc->sc_reset = tlp_pci_asante_21140_reset;
1282 	sc->sc_mediasw = &tlp_sio_mii_mediasw;
1283 }
1284 
1285 static void
1286 tlp_pci_asante_21140_reset(struct tulip_softc *sc)
1287 {
1288 
1289 	TULIP_WRITE(sc, CSR_GPP, GPP_GPC | sc->sc_gp_dir);
1290 	TULIP_WRITE(sc, CSR_GPP, 0x8);
1291 	delay(100);
1292 	TULIP_WRITE(sc, CSR_GPP, 0);
1293 }
1294 
1295 static void	tlp_pci_phobos_21140_reset(struct tulip_softc *);
1296 
1297 static void
1298 tlp_pci_phobos_21140_quirks(struct tulip_pci_softc *psc, const uint8_t *enaddr)
1299 {
1300 	struct tulip_softc *sc = &psc->sc_tulip;
1301 
1302 	/*
1303 	 * Phobo boards just use MII-on_SIO.
1304 	 */
1305 	sc->sc_mediasw = &tlp_sio_mii_mediasw;
1306 	sc->sc_reset = tlp_pci_phobos_21140_reset;
1307 
1308 	/*
1309 	 * These boards appear solely on sgimips machines behind a special
1310 	 * GIO<->PCI ASIC and require the DBO and BLE bits to be set in CSR0.
1311 	 */
1312 	sc->sc_flags |= (TULIPF_BLE | TULIPF_DBO);
1313 }
1314 
1315 static void
1316 tlp_pci_phobos_21140_reset(struct tulip_softc *sc)
1317 {
1318 
1319 	TULIP_WRITE(sc, CSR_GPP, 0x1fd);
1320 	delay(10);
1321 	TULIP_WRITE(sc, CSR_GPP, 0xfd);
1322 	delay(10);
1323 	TULIP_WRITE(sc, CSR_GPP, 0);
1324 }
1325 
1326 /*
1327  * SMC 9332DST media switch.
1328  */
1329 static void	tlp_smc9332dst_tmsw_init(struct tulip_softc *);
1330 
1331 static const struct tulip_mediasw tlp_smc9332dst_mediasw = {
1332 	tlp_smc9332dst_tmsw_init,
1333 	tlp_21140_gpio_get,
1334 	tlp_21140_gpio_set
1335 };
1336 
1337 static void
1338 tlp_pci_smc_21140_quirks(struct tulip_pci_softc *psc, const uint8_t *enaddr)
1339 {
1340 	struct tulip_softc *sc = &psc->sc_tulip;
1341 
1342 	if (sc->sc_mediasw != NULL) {
1343 		return;
1344 	}
1345 	strcpy(psc->sc_tulip.sc_name, "SMC 9332DST");
1346 	sc->sc_mediasw = &tlp_smc9332dst_mediasw;
1347 }
1348 
1349 static void
1350 tlp_smc9332dst_tmsw_init(struct tulip_softc *sc)
1351 {
1352 	struct tulip_21x4x_media *tm;
1353 	const char *sep = "";
1354 	uint32_t reg;
1355 	int i, cnt;
1356 
1357 	sc->sc_gp_dir = GPP_SMC9332DST_PINS;
1358 	sc->sc_opmode = OPMODE_MBO | OPMODE_PS;
1359 	TULIP_WRITE(sc, CSR_OPMODE, sc->sc_opmode);
1360 
1361 	ifmedia_init(&sc->sc_mii.mii_media, 0, tlp_mediachange,
1362 	    tlp_mediastatus);
1363 	printf("%s: ", sc->sc_dev.dv_xname);
1364 
1365 #define	ADD(m, c) \
1366 	tm = malloc(sizeof(*tm), M_DEVBUF, M_WAITOK|M_ZERO);		\
1367 	tm->tm_opmode = (c);						\
1368 	tm->tm_gpdata = GPP_SMC9332DST_INIT;				\
1369 	ifmedia_add(&sc->sc_mii.mii_media, (m), 0, tm)
1370 #define	PRINT(str)	printf("%s%s", sep, str); sep = ", "
1371 
1372 	ADD(IFM_MAKEWORD(IFM_ETHER, IFM_10_T, 0, 0), OPMODE_TTM);
1373 	PRINT("10baseT");
1374 
1375 	ADD(IFM_MAKEWORD(IFM_ETHER, IFM_10_T, IFM_FDX, 0),
1376 	    OPMODE_TTM | OPMODE_FD);
1377 	PRINT("10baseT-FDX");
1378 
1379 	ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_TX, 0, 0),
1380 	    OPMODE_PS | OPMODE_PCS | OPMODE_SCR);
1381 	PRINT("100baseTX");
1382 
1383 	ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_TX, IFM_FDX, 0),
1384 	    OPMODE_PS | OPMODE_PCS | OPMODE_SCR | OPMODE_FD);
1385 	PRINT("100baseTX-FDX");
1386 
1387 #undef ADD
1388 #undef PRINT
1389 
1390 	printf("\n");
1391 
1392 	tlp_reset(sc);
1393 	TULIP_WRITE(sc, CSR_OPMODE, sc->sc_opmode | OPMODE_PCS | OPMODE_SCR);
1394 	TULIP_WRITE(sc, CSR_GPP, GPP_GPC | sc->sc_gp_dir);
1395 	delay(10);
1396 	TULIP_WRITE(sc, CSR_GPP, GPP_SMC9332DST_INIT);
1397 	delay(200000);
1398 	cnt = 0;
1399 	for (i = 1000; i > 0; i--) {
1400 		reg = TULIP_READ(sc, CSR_GPP);
1401 		if ((~reg & (GPP_SMC9332DST_OK10 |
1402 			     GPP_SMC9332DST_OK100)) == 0) {
1403 			if (cnt++ > 100) {
1404 				break;
1405 			}
1406 		} else if ((reg & GPP_SMC9332DST_OK10) == 0) {
1407 			break;
1408 		} else {
1409 			cnt = 0;
1410 		}
1411 		delay(1000);
1412 	}
1413 	if (cnt > 100) {
1414 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_100_TX);
1415 	} else {
1416 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_10_T);
1417 	}
1418 }
1419 
1420 static void
1421 tlp_pci_vpc_21140_quirks(struct tulip_pci_softc *psc, const uint8_t *enaddr)
1422 {
1423 	struct tulip_softc *sc = &psc->sc_tulip;
1424 	char *p1 = (char *) &sc->sc_srom[32];
1425 	char *p2 = &sc->sc_name[0];
1426 
1427 	do {
1428 		if ((unsigned char) *p1 & 0x80)
1429 			*p2++ = ' ';
1430 		else
1431 			*p2++ = *p1;
1432 	} while (*p1++);
1433 }
1434 
1435 static void	tlp_pci_cobalt_21142_reset(struct tulip_softc *);
1436 
1437 static void
1438 tlp_pci_cobalt_21142_quirks(struct tulip_pci_softc *psc, const uint8_t *enaddr)
1439 {
1440 	struct tulip_softc *sc = &psc->sc_tulip;
1441 
1442 	/*
1443 	 * Cobalt Networks interfaces are just MII-on-SIO.
1444 	 */
1445 	sc->sc_reset = tlp_pci_cobalt_21142_reset;
1446 	sc->sc_mediasw = &tlp_sio_mii_mediasw;
1447 
1448 	/*
1449 	 * The Cobalt systems tend to fall back to store-and-forward
1450 	 * pretty quickly, so we select that from the beginning to
1451 	 * avoid initial timeouts.
1452 	 */
1453 	sc->sc_txthresh = TXTH_SF;
1454 }
1455 
1456 static void
1457 tlp_pci_cobalt_21142_reset(struct tulip_softc *sc)
1458 {
1459 
1460 	/*
1461 	 * Reset PHY.
1462 	 */
1463 	TULIP_WRITE(sc, CSR_SIAGEN, SIAGEN_CWE | (1 << 16));
1464 	delay(10);
1465 	TULIP_WRITE(sc, CSR_SIAGEN, SIAGEN_CWE);
1466 	delay(10);
1467 }
1468 
1469 static void
1470 tlp_pci_algor_21142_quirks(struct tulip_pci_softc *psc, const uint8_t *enaddr)
1471 {
1472 	struct tulip_softc *sc = &psc->sc_tulip;
1473 
1474 	/*
1475 	 * Algorithmics boards just have MII-on-SIO.
1476 	 *
1477 	 * XXX They also have AUI on the serial interface.
1478 	 * XXX Deal with this.
1479 	 */
1480 	sc->sc_mediasw = &tlp_sio_mii_mediasw;
1481 }
1482 
1483 /*
1484  * Cogent EM1x0 (aka. Adaptec ANA-6910) media switch.
1485  */
1486 static void	tlp_cogent_em1x0_tmsw_init(struct tulip_softc *);
1487 
1488 static const struct tulip_mediasw tlp_cogent_em1x0_mediasw = {
1489 	tlp_cogent_em1x0_tmsw_init,
1490 	tlp_21140_gpio_get,
1491 	tlp_21140_gpio_set
1492 };
1493 
1494 static void
1495 tlp_pci_adaptec_quirks(struct tulip_pci_softc *psc, const uint8_t *enaddr)
1496 {
1497 	struct tulip_softc *sc = &psc->sc_tulip;
1498 	uint8_t *srom = sc->sc_srom, id0;
1499 	uint16_t id1, id2;
1500 
1501 	if (sc->sc_mediasw == NULL) {
1502 		id0 = srom[32];
1503 		switch (id0) {
1504 		case 0x12:
1505 			strcpy(psc->sc_tulip.sc_name, "Cogent EM100TX");
1506 			sc->sc_mediasw = &tlp_cogent_em1x0_mediasw;
1507 			break;
1508 
1509 		case 0x15:
1510 			strcpy(psc->sc_tulip.sc_name, "Cogent EM100FX");
1511 			sc->sc_mediasw = &tlp_cogent_em1x0_mediasw;
1512 			break;
1513 
1514 #if 0
1515 		case XXX:
1516 			strcpy(psc->sc_tulip.sc_name, "Cogent EM110TX");
1517 			sc->sc_mediasw = &tlp_cogent_em1x0_mediasw;
1518 			break;
1519 #endif
1520 
1521 		default:
1522 			printf("%s: unknown Cogent board ID 0x%02x\n",
1523 			    sc->sc_dev.dv_xname, id0);
1524 		}
1525 		return;
1526 	}
1527 
1528 	id1 = TULIP_ROM_GETW(srom, 0);
1529 	id2 = TULIP_ROM_GETW(srom, 2);
1530 	if (id1 != 0x1109) {
1531 		goto unknown;
1532 	}
1533 
1534 	switch (id2) {
1535 	case 0x1900:
1536 		strcpy(psc->sc_tulip.sc_name, "Adaptec ANA-6911");
1537 		break;
1538 
1539 	case 0x2400:
1540 		strcpy(psc->sc_tulip.sc_name, "Adaptec ANA-6944A");
1541 		psc->sc_flags |= TULIP_PCI_SHAREDINTR|TULIP_PCI_SHAREDROM;
1542 		break;
1543 
1544 	case 0x2b00:
1545 		strcpy(psc->sc_tulip.sc_name, "Adaptec ANA-6911A");
1546 		break;
1547 
1548 	case 0x3000:
1549 		strcpy(psc->sc_tulip.sc_name, "Adaptec ANA-6922");
1550 		psc->sc_flags |= TULIP_PCI_SHAREDINTR|TULIP_PCI_SHAREDROM;
1551 		break;
1552 
1553 	default:
1554  unknown:
1555 		printf("%s: unknown Adaptec/Cogent board ID 0x%04x/0x%04x\n",
1556 		    sc->sc_dev.dv_xname, id1, id2);
1557 	}
1558 }
1559 
1560 static void
1561 tlp_cogent_em1x0_tmsw_init(struct tulip_softc *sc)
1562 {
1563 	struct tulip_21x4x_media *tm;
1564 	const char *sep = "";
1565 
1566 	sc->sc_gp_dir = GPP_COGENT_EM1x0_PINS;
1567 	sc->sc_opmode = OPMODE_MBO | OPMODE_PS;
1568 	TULIP_WRITE(sc, CSR_OPMODE, sc->sc_opmode);
1569 
1570 	ifmedia_init(&sc->sc_mii.mii_media, 0, tlp_mediachange,
1571 	    tlp_mediastatus);
1572 	printf("%s: ", sc->sc_dev.dv_xname);
1573 
1574 #define	ADD(m, c) \
1575 	tm = malloc(sizeof(*tm), M_DEVBUF, M_WAITOK|M_ZERO);		\
1576 	tm->tm_opmode = (c);						\
1577 	tm->tm_gpdata = GPP_COGENT_EM1x0_INIT;				\
1578 	ifmedia_add(&sc->sc_mii.mii_media, (m), 0, tm)
1579 #define	PRINT(str)	printf("%s%s", sep, str); sep = ", "
1580 
1581 	if (sc->sc_srom[32] == 0x15) {
1582 		ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_FX, 0, 0),
1583 		    OPMODE_PS | OPMODE_PCS);
1584 		PRINT("100baseFX");
1585 
1586 		ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_FX, IFM_FDX, 0),
1587 		    OPMODE_PS | OPMODE_PCS | OPMODE_FD);
1588 		PRINT("100baseFX-FDX");
1589 		printf("\n");
1590 
1591 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_100_FX);
1592 	} else {
1593 		ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_TX, 0, 0),
1594 		    OPMODE_PS | OPMODE_PCS | OPMODE_SCR);
1595 		PRINT("100baseTX");
1596 
1597 		ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_FX, IFM_FDX, 0),
1598 		    OPMODE_PS | OPMODE_PCS | OPMODE_SCR | OPMODE_FD);
1599 		PRINT("100baseTX-FDX");
1600 		printf("\n");
1601 
1602 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_100_TX);
1603 	}
1604 
1605 #undef ADD
1606 #undef PRINT
1607 }
1608 
1609 static void	tlp_pci_netwinder_21142_reset(struct tulip_softc *);
1610 
1611 static void
1612 tlp_pci_netwinder_21142_quirks(struct tulip_pci_softc *psc,
1613     const uint8_t *enaddr)
1614 {
1615 	struct tulip_softc *sc = &psc->sc_tulip;
1616 
1617 	/*
1618 	 * Netwinders just use MII-on_SIO.
1619 	 */
1620 	sc->sc_mediasw = &tlp_sio_mii_mediasw;
1621 	sc->sc_reset = tlp_pci_netwinder_21142_reset;
1622 }
1623 
1624 void
1625 tlp_pci_netwinder_21142_reset(struct tulip_softc *sc)
1626 {
1627 
1628 	/*
1629 	 * Reset the PHY.
1630 	 */
1631 	TULIP_WRITE(sc, CSR_SIAGEN, 0x0821 << 16);
1632 	delay(10);
1633 	TULIP_WRITE(sc, CSR_SIAGEN, 0x0000 << 16);
1634 	delay(10);
1635 	TULIP_WRITE(sc, CSR_SIAGEN, 0x0001 << 16);
1636 	delay(10);
1637 }
1638 
1639 static void	tlp_pci_phobos_21142_reset(struct tulip_softc *);
1640 
1641 static void
1642 tlp_pci_phobos_21142_quirks(struct tulip_pci_softc *psc, const uint8_t *enaddr)
1643 {
1644 	struct tulip_softc *sc = &psc->sc_tulip;
1645 
1646 	/*
1647 	 * Phobo boards just use MII-on_SIO.
1648 	 */
1649 	sc->sc_mediasw = &tlp_sio_mii_mediasw;
1650 	sc->sc_reset = tlp_pci_phobos_21142_reset;
1651 
1652 	/*
1653 	 * These boards appear solely on sgimips machines behind a special
1654 	 * GIO<->PCI ASIC and require the DBO and BLE bits to be set in CSR0.
1655 	 */
1656 	sc->sc_flags |= (TULIPF_BLE | TULIPF_DBO);
1657 }
1658 
1659 static void
1660 tlp_pci_phobos_21142_reset(struct tulip_softc *sc)
1661 {
1662 	/*
1663 	 * Reset PHY.
1664 	 */
1665 	TULIP_WRITE(sc, CSR_SIAGEN, (0x880f << 16));
1666 	delay(10);
1667 	TULIP_WRITE(sc, CSR_SIAGEN, (0x800f << 16));
1668 	delay(10);
1669 }
1670