xref: /netbsd-src/sys/dev/pci/if_tlp_pci.c (revision eb961d0e02b7a46a9acfa877b02df48df6637278)
1 /*	$NetBSD: if_tlp_pci.c,v 1.86 2006/02/18 05:04:12 thorpej 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 1.86 2006/02/18 05:04:12 thorpej 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_AN985,
165 	  TULIP_CHIP_AN985 },
166 	{ PCI_VENDOR_ACCTON,		PCI_PRODUCT_ACCTON_EN2242,
167 	  TULIP_CHIP_AN985 },
168 
169 	{ PCI_VENDOR_3COM,		PCI_PRODUCT_3COM_3C910SOHOB,
170 	  TULIP_CHIP_AN985 },
171 
172 	{ PCI_VENDOR_ASIX,		PCI_PRODUCT_ASIX_AX88140A,
173 	  TULIP_CHIP_AX88140 },
174 
175 	{ 0,				0,
176 	  TULIP_CHIP_INVALID },
177 };
178 
179 struct tlp_pci_quirks {
180 	void		(*tpq_func)(struct tulip_pci_softc *,
181 			    const u_int8_t *);
182 	u_int8_t	tpq_oui[3];
183 };
184 
185 static void	tlp_pci_dec_quirks(struct tulip_pci_softc *,
186 		    const u_int8_t *);
187 
188 static void	tlp_pci_znyx_21040_quirks(struct tulip_pci_softc *,
189 		    const u_int8_t *);
190 static void	tlp_pci_smc_21040_quirks(struct tulip_pci_softc *,
191 		    const u_int8_t *);
192 static void	tlp_pci_cogent_21040_quirks(struct tulip_pci_softc *,
193 		    const u_int8_t *);
194 static void	tlp_pci_accton_21040_quirks(struct tulip_pci_softc *,
195 		    const u_int8_t *);
196 
197 static void	tlp_pci_cobalt_21142_quirks(struct tulip_pci_softc *,
198 		    const u_int8_t *);
199 static void	tlp_pci_algor_21142_quirks(struct tulip_pci_softc *,
200 		    const u_int8_t *);
201 static void	tlp_pci_netwinder_21142_quirks(struct tulip_pci_softc *,
202 		    const u_int8_t *);
203 static void	tlp_pci_znyx_21142_quirks(struct tulip_pci_softc *,
204 		    const u_int8_t *);
205 
206 static void	tlp_pci_adaptec_quirks(struct tulip_pci_softc *,
207 		    const u_int8_t *);
208 
209 static const struct tlp_pci_quirks tlp_pci_21040_quirks[] = {
210 	{ tlp_pci_znyx_21040_quirks,	{ 0x00, 0xc0, 0x95 } },
211 	{ tlp_pci_smc_21040_quirks,	{ 0x00, 0x00, 0xc0 } },
212 	{ tlp_pci_cogent_21040_quirks,	{ 0x00, 0x00, 0x92 } },
213 	{ tlp_pci_accton_21040_quirks,	{ 0x00, 0x00, 0xe8 } },
214 	{ NULL,				{ 0, 0, 0 } }
215 };
216 
217 static const struct tlp_pci_quirks tlp_pci_21041_quirks[] = {
218 	{ tlp_pci_dec_quirks,		{ 0x08, 0x00, 0x2b } },
219 	{ tlp_pci_dec_quirks,		{ 0x00, 0x00, 0xf8 } },
220 	{ NULL,				{ 0, 0, 0 } }
221 };
222 
223 static void	tlp_pci_asante_21140_quirks(struct tulip_pci_softc *,
224 		    const u_int8_t *);
225 static void	tlp_pci_smc_21140_quirks(struct tulip_pci_softc *,
226 		    const u_int8_t *);
227 static void	tlp_pci_vpc_21140_quirks(struct tulip_pci_softc *,
228 		    const u_int8_t *);
229 
230 static const struct tlp_pci_quirks tlp_pci_21140_quirks[] = {
231 	{ tlp_pci_dec_quirks,		{ 0x08, 0x00, 0x2b } },
232 	{ tlp_pci_dec_quirks,		{ 0x00, 0x00, 0xf8 } },
233 	{ tlp_pci_asante_21140_quirks,	{ 0x00, 0x00, 0x94 } },
234 	{ tlp_pci_adaptec_quirks,	{ 0x00, 0x00, 0x92 } },
235 	{ tlp_pci_adaptec_quirks,	{ 0x00, 0x00, 0xd1 } },
236 	{ tlp_pci_smc_21140_quirks,	{ 0x00, 0x00, 0xc0 } },
237 	{ tlp_pci_vpc_21140_quirks,	{ 0x00, 0x03, 0xff } },
238 	{ NULL,				{ 0, 0, 0 } }
239 };
240 
241 static const struct tlp_pci_quirks tlp_pci_21142_quirks[] = {
242 	{ tlp_pci_dec_quirks,		{ 0x08, 0x00, 0x2b } },
243 	{ tlp_pci_dec_quirks,		{ 0x00, 0x00, 0xf8 } },
244 	{ tlp_pci_cobalt_21142_quirks,	{ 0x00, 0x10, 0xe0 } },
245 	{ tlp_pci_algor_21142_quirks,	{ 0x00, 0x40, 0xbc } },
246 	{ tlp_pci_adaptec_quirks,	{ 0x00, 0x00, 0xd1 } },
247 	{ tlp_pci_netwinder_21142_quirks,{ 0x00, 0x10, 0x57 } },
248 	{ tlp_pci_znyx_21142_quirks,	{ 0x00, 0xc0, 0x95 } },
249 	{ NULL,				{ 0, 0, 0 } }
250 };
251 
252 static int	tlp_pci_shared_intr(void *);
253 
254 static const struct tulip_pci_product *
255 tlp_pci_lookup(const struct pci_attach_args *pa)
256 {
257 	const struct tulip_pci_product *tpp;
258 
259 	for (tpp = tlp_pci_products;
260 	     tlp_chip_names[tpp->tpp_chip] != NULL;
261 	     tpp++) {
262 		if (PCI_VENDOR(pa->pa_id) == tpp->tpp_vendor &&
263 		    PCI_PRODUCT(pa->pa_id) == tpp->tpp_product)
264 			return (tpp);
265 	}
266 	return (NULL);
267 }
268 
269 static void
270 tlp_pci_get_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr,
271     const struct tlp_pci_quirks *tpq)
272 {
273 
274 	for (; tpq->tpq_func != NULL; tpq++) {
275 		if (tpq->tpq_oui[0] == enaddr[0] &&
276 		    tpq->tpq_oui[1] == enaddr[1] &&
277 		    tpq->tpq_oui[2] == enaddr[2]) {
278 			(*tpq->tpq_func)(psc, enaddr);
279 			return;
280 		}
281 	}
282 }
283 
284 static void
285 tlp_pci_check_slaved(struct tulip_pci_softc *psc, int shared, int slaved)
286 {
287 	extern struct cfdriver tlp_cd;
288 	struct tulip_pci_softc *cur, *best = NULL;
289 	struct tulip_softc *sc = &psc->sc_tulip;
290 	int i;
291 
292 	/*
293 	 * First of all, find the lowest pcidev numbered device on our
294 	 * bus marked as shared.  That should be our master.
295 	 */
296 	for (i = 0; i < tlp_cd.cd_ndevs; i++) {
297 		if ((cur = tlp_cd.cd_devs[i]) == NULL)
298 			continue;
299 		if (cur->sc_tulip.sc_dev.dv_parent != sc->sc_dev.dv_parent)
300 			continue;
301 		if ((cur->sc_flags & shared) == 0)
302 			continue;
303 		if (cur == psc)
304 			continue;
305 		if (best == NULL ||
306 		    best->sc_tulip.sc_devno > cur->sc_tulip.sc_devno)
307 			best = cur;
308 	}
309 
310 	if (best != NULL) {
311 		psc->sc_master = best;
312 		psc->sc_flags |= (shared | slaved);
313 	}
314 }
315 
316 static int
317 tlp_pci_match(struct device *parent, struct cfdata *match, void *aux)
318 {
319 	struct pci_attach_args *pa = aux;
320 
321 	if (tlp_pci_lookup(pa) != NULL)
322 		return (10);	/* beat if_de.c */
323 
324 	return (0);
325 }
326 
327 static void
328 tlp_pci_attach(struct device *parent, struct device *self, void *aux)
329 {
330 	struct tulip_pci_softc *psc = (void *) self;
331 	struct tulip_softc *sc = &psc->sc_tulip;
332 	struct pci_attach_args *pa = aux;
333 	pci_chipset_tag_t pc = pa->pa_pc;
334 	pci_intr_handle_t ih;
335 	const char *intrstr = NULL;
336 	bus_space_tag_t iot, memt;
337 	bus_space_handle_t ioh, memh;
338 	int ioh_valid, memh_valid, i, j;
339 	const struct tulip_pci_product *tpp;
340 	u_int8_t enaddr[ETHER_ADDR_LEN];
341 	u_int32_t val = 0;
342 	pcireg_t reg;
343 	int pmreg;
344 
345 	sc->sc_devno = pa->pa_device;
346 	psc->sc_pc = pa->pa_pc;
347 	psc->sc_pcitag = pa->pa_tag;
348 
349 	LIST_INIT(&psc->sc_intrslaves);
350 
351 	tpp = tlp_pci_lookup(pa);
352 	if (tpp == NULL) {
353 		printf("\n");
354 		panic("tlp_pci_attach: impossible");
355 	}
356 	sc->sc_chip = tpp->tpp_chip;
357 
358 	/*
359 	 * By default, Tulip registers are 8 bytes long (4 bytes
360 	 * followed by a 4 byte pad).
361 	 */
362 	sc->sc_regshift = 3;
363 
364 	/*
365 	 * No power management hooks.
366 	 * XXX Maybe we should add some!
367 	 */
368 	sc->sc_flags |= TULIPF_ENABLED;
369 
370 	/*
371 	 * Get revision info, and set some chip-specific variables.
372 	 */
373 	sc->sc_rev = PCI_REVISION(pa->pa_class);
374 	switch (sc->sc_chip) {
375 	case TULIP_CHIP_21140:
376 		if (sc->sc_rev >= 0x20)
377 			sc->sc_chip = TULIP_CHIP_21140A;
378 		break;
379 
380 	case TULIP_CHIP_21142:
381 		if (sc->sc_rev >= 0x20)
382 			sc->sc_chip = TULIP_CHIP_21143;
383 		break;
384 
385 	case TULIP_CHIP_82C168:
386 		if (sc->sc_rev >= 0x20)
387 			sc->sc_chip = TULIP_CHIP_82C169;
388 		break;
389 
390 	case TULIP_CHIP_MX98713:
391 		if (sc->sc_rev >= 0x10)
392 			sc->sc_chip = TULIP_CHIP_MX98713A;
393 		break;
394 
395 	case TULIP_CHIP_MX98715:
396 		if (sc->sc_rev >= 0x20)
397 			sc->sc_chip = TULIP_CHIP_MX98715A;
398  		if (sc->sc_rev >= 0x25)
399  			sc->sc_chip = TULIP_CHIP_MX98715AEC_X;
400 		if (sc->sc_rev >= 0x30)
401 			sc->sc_chip = TULIP_CHIP_MX98725;
402 		break;
403 
404 	case TULIP_CHIP_WB89C840F:
405 		sc->sc_regshift = 2;
406 		break;
407 
408 	case TULIP_CHIP_AN985:
409 		/*
410 		 * The AN983 and AN985 are very similar, and are
411 		 * differentiated by a "signature" register that
412 		 * is like, but not identical, to a PCI ID register.
413 		 */
414 		reg = pci_conf_read(pc, pa->pa_tag, 0x80);
415 		switch (reg) {
416 		case 0x09811317:
417 			sc->sc_chip = TULIP_CHIP_AN985;
418 			break;
419 
420 		case 0x09851317:
421 			sc->sc_chip = TULIP_CHIP_AN983;
422 			break;
423 
424 		default:
425 			/* Unknown -- use default. */
426 			break;
427 		}
428 		break;
429 
430 	case TULIP_CHIP_AX88140:
431 		if (sc->sc_rev >= 0x10)
432 			sc->sc_chip = TULIP_CHIP_AX88141;
433 		break;
434 
435 	case TULIP_CHIP_DM9102:
436 		if (sc->sc_rev >= 0x30)
437 			sc->sc_chip = TULIP_CHIP_DM9102A;
438 		break;
439 
440 	default:
441 		/* Nothing. */
442 		break;
443 	}
444 
445 	printf(": %s Ethernet, pass %d.%d\n",
446 	    tlp_chip_names[sc->sc_chip],
447 	    (sc->sc_rev >> 4) & 0xf, sc->sc_rev & 0xf);
448 
449 	switch (sc->sc_chip) {
450 	case TULIP_CHIP_21040:
451 		if (sc->sc_rev < 0x20) {
452 			printf("%s: 21040 must be at least pass 2.0\n",
453 			    sc->sc_dev.dv_xname);
454 			return;
455 		}
456 		break;
457 
458 	case TULIP_CHIP_21140:
459 		if (sc->sc_rev < 0x11) {
460 			printf("%s: 21140 must be at least pass 1.1\n",
461 			    sc->sc_dev.dv_xname);
462 			return;
463 		}
464 		break;
465 
466 	default:
467 		/* Nothing. */
468 		break;
469 	}
470 
471 	/*
472 	 * Check to see if the device is in power-save mode, and
473 	 * being it out if necessary.
474 	 */
475 	switch (sc->sc_chip) {
476 	case TULIP_CHIP_21140:
477 	case TULIP_CHIP_21140A:
478 	case TULIP_CHIP_21142:
479 	case TULIP_CHIP_21143:
480 	case TULIP_CHIP_MX98713A:
481 	case TULIP_CHIP_MX98715:
482 	case TULIP_CHIP_MX98715A:
483 	case TULIP_CHIP_MX98715AEC_X:
484 	case TULIP_CHIP_MX98725:
485 	case TULIP_CHIP_DM9102:
486 	case TULIP_CHIP_DM9102A:
487 	case TULIP_CHIP_AX88140:
488 	case TULIP_CHIP_AX88141:
489 		/*
490 		 * Clear the "sleep mode" bit in the CFDA register.
491 		 */
492 		reg = pci_conf_read(pc, pa->pa_tag, TULIP_PCI_CFDA);
493 		if (reg & (CFDA_SLEEP|CFDA_SNOOZE))
494 			pci_conf_write(pc, pa->pa_tag, TULIP_PCI_CFDA,
495 			    reg & ~(CFDA_SLEEP|CFDA_SNOOZE));
496 		break;
497 
498 	default:
499 		/* Nothing. */
500 		break;
501 	}
502 
503 	if (pci_get_capability(pc, pa->pa_tag, PCI_CAP_PWRMGMT, &pmreg, 0)) {
504 		reg = pci_conf_read(pc, pa->pa_tag, pmreg + PCI_PMCSR);
505 		switch (reg & PCI_PMCSR_STATE_MASK) {
506 		case PCI_PMCSR_STATE_D1:
507 		case PCI_PMCSR_STATE_D2:
508 			printf("%s: waking up from power state D%d\n%s",
509 			    sc->sc_dev.dv_xname,
510 			    reg & PCI_PMCSR_STATE_MASK, sc->sc_dev.dv_xname);
511 			pci_conf_write(pc, pa->pa_tag, pmreg + PCI_PMCSR,
512 			    (reg & ~PCI_PMCSR_STATE_MASK) |
513 			    PCI_PMCSR_STATE_D0);
514 			break;
515 		case PCI_PMCSR_STATE_D3:
516 			/*
517 			 * The card has lost all configuration data in
518 			 * this state, so punt.
519 			 */
520 			printf("%s: unable to wake up from power state D3, "
521 			       "reboot required.\n", sc->sc_dev.dv_xname);
522 			pci_conf_write(pc, pa->pa_tag, pmreg + PCI_PMCSR,
523 			    (reg & ~PCI_PMCSR_STATE_MASK) |
524 			    PCI_PMCSR_STATE_D0);
525 			return;
526 		}
527 	}
528 
529 	/*
530 	 * Map the device.
531 	 */
532 	ioh_valid = (pci_mapreg_map(pa, TULIP_PCI_IOBA,
533 	    PCI_MAPREG_TYPE_IO, 0,
534 	    &iot, &ioh, NULL, NULL) == 0);
535 	memh_valid = (pci_mapreg_map(pa, TULIP_PCI_MMBA,
536 	    PCI_MAPREG_TYPE_MEM|PCI_MAPREG_MEM_TYPE_32BIT, 0,
537 	    &memt, &memh, NULL, NULL) == 0);
538 
539 	if (memh_valid) {
540 		sc->sc_st = memt;
541 		sc->sc_sh = memh;
542 	} else if (ioh_valid) {
543 		sc->sc_st = iot;
544 		sc->sc_sh = ioh;
545 	} else {
546 		printf("%s: unable to map device registers\n",
547 		    sc->sc_dev.dv_xname);
548 		return;
549 	}
550 
551 	sc->sc_dmat = pa->pa_dmat;
552 
553 	/*
554 	 * Make sure bus mastering is enabled.
555 	 */
556 	pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG,
557 	    pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG) |
558 	    PCI_COMMAND_MASTER_ENABLE);
559 
560 	/*
561 	 * Get the cacheline size.
562 	 */
563 	sc->sc_cacheline = PCI_CACHELINE(pci_conf_read(pc, pa->pa_tag,
564 	    PCI_BHLC_REG));
565 
566 	/*
567 	 * Get PCI data moving command info.
568 	 */
569 	if (pa->pa_flags & PCI_FLAGS_MRL_OKAY)
570 		sc->sc_flags |= TULIPF_MRL;
571 	if (pa->pa_flags & PCI_FLAGS_MRM_OKAY)
572 		sc->sc_flags |= TULIPF_MRM;
573 	if (pa->pa_flags & PCI_FLAGS_MWI_OKAY)
574 		sc->sc_flags |= TULIPF_MWI;
575 
576 	/*
577 	 * Read the contents of the Ethernet Address ROM/SROM.
578 	 */
579 	switch (sc->sc_chip) {
580 	case TULIP_CHIP_21040:
581 		sc->sc_srom_addrbits = 6;
582 		sc->sc_srom = malloc(TULIP_ROM_SIZE(6), M_DEVBUF, M_NOWAIT);
583 		TULIP_WRITE(sc, CSR_MIIROM, MIIROM_SROMCS);
584 		for (i = 0; i < TULIP_ROM_SIZE(6); i++) {
585 			for (j = 0; j < 10000; j++) {
586 				val = TULIP_READ(sc, CSR_MIIROM);
587 				if ((val & MIIROM_DN) == 0)
588 					break;
589 			}
590 			sc->sc_srom[i] = val & MIIROM_DATA;
591 		}
592 		break;
593 
594 	case TULIP_CHIP_82C168:
595 	case TULIP_CHIP_82C169:
596 	    {
597 		sc->sc_srom_addrbits = 2;
598 		sc->sc_srom = malloc(TULIP_ROM_SIZE(2), M_DEVBUF, M_NOWAIT);
599 
600 		/*
601 		 * The Lite-On PNIC stores the Ethernet address in
602 		 * the first 3 words of the EEPROM.  EEPROM access
603 		 * is not like the other Tulip chips.
604 		 */
605 		for (i = 0; i < 6; i += 2) {
606 			TULIP_WRITE(sc, CSR_PNIC_SROMCTL,
607 			    PNIC_SROMCTL_READ | (i >> 1));
608 			for (j = 0; j < 500; j++) {
609 				delay(2);
610 				val = TULIP_READ(sc, CSR_MIIROM);
611 				if ((val & PNIC_MIIROM_BUSY) == 0)
612 					break;
613 			}
614 			if (val & PNIC_MIIROM_BUSY) {
615 				printf("%s: EEPROM timed out\n",
616 				    sc->sc_dev.dv_xname);
617 				return;
618 			}
619 			val &= PNIC_MIIROM_DATA;
620 			sc->sc_srom[i] = val >> 8;
621 			sc->sc_srom[i + 1] = val & 0xff;
622 		}
623 		break;
624 	    }
625 
626 	default:
627 		/*
628 		 * XXX This isn't quite the right way to do this; we should
629 		 * XXX be attempting to fetch the mac-addr property in the
630 		 * XXX bus-agnostic part of the driver independently.  But
631 		 * XXX that requires a larger change in the SROM handling
632 		 * XXX logic, and for now we can at least remove a machine-
633 		 * XXX dependent wart from the PCI front-end.
634 		 */
635 		if (devprop_get(&sc->sc_dev, "mac-addr",
636 			     enaddr, sizeof(enaddr), NULL) == sizeof(enaddr)) {
637 			extern int tlp_srom_debug;
638 			sc->sc_srom_addrbits = 6;
639 			sc->sc_srom = malloc(TULIP_ROM_SIZE(6), M_DEVBUF,
640 			    M_NOWAIT|M_ZERO);
641 			memcpy(sc->sc_srom, enaddr, sizeof(enaddr));
642 			if (tlp_srom_debug) {
643 				printf("SROM CONTENTS:");
644 				for (i = 0; i < TULIP_ROM_SIZE(6); i++) {
645 					if ((i % 8) == 0)
646 						printf("\n\t");
647 					printf("0x%02x ", sc->sc_srom[i]);
648 				}
649 				printf("\n");
650 			}
651 			break;
652 		}
653 
654 		/* Check for a slaved ROM on a multi-port board. */
655 		tlp_pci_check_slaved(psc, TULIP_PCI_SHAREDROM,
656 		    TULIP_PCI_SLAVEROM);
657 		if (psc->sc_flags & TULIP_PCI_SLAVEROM) {
658 			sc->sc_srom_addrbits =
659 			    psc->sc_master->sc_tulip.sc_srom_addrbits;
660 			sc->sc_srom = psc->sc_master->sc_tulip.sc_srom;
661 			enaddr[5] +=
662 			    sc->sc_devno - psc->sc_master->sc_tulip.sc_devno;
663 		}
664 		else if (tlp_read_srom(sc) == 0)
665 			goto cant_cope;
666 		break;
667 	}
668 
669 	/*
670 	 * Deal with chip/board quirks.  This includes setting up
671 	 * the mediasw, and extracting the Ethernet address from
672 	 * the rombuf.
673 	 */
674 	switch (sc->sc_chip) {
675 	case TULIP_CHIP_21040:
676 		/*
677 		 * Parse the Ethernet Address ROM.
678 		 */
679 		if (tlp_parse_old_srom(sc, enaddr) == 0)
680 			goto cant_cope;
681 
682 
683 		/*
684 		 * All 21040 boards start out with the same
685 		 * media switch.
686 		 */
687 		sc->sc_mediasw = &tlp_21040_mediasw;
688 
689 		/*
690 		 * Deal with any quirks this board might have.
691 		 */
692 		tlp_pci_get_quirks(psc, enaddr, tlp_pci_21040_quirks);
693 		break;
694 
695 	case TULIP_CHIP_21041:
696 		/* Check for new format SROM. */
697 		if (tlp_isv_srom_enaddr(sc, enaddr) == 0) {
698 			/*
699 			 * Not an ISV SROM; try the old DEC Ethernet Address
700 			 * ROM format.
701 			 */
702 			if (tlp_parse_old_srom(sc, enaddr) == 0)
703 				goto cant_cope;
704 		}
705 
706 		/*
707 		 * All 21041 boards use the same media switch; they all
708 		 * work basically the same!  Yippee!
709 		 */
710 		sc->sc_mediasw = &tlp_21041_mediasw;
711 
712 		/*
713 		 * Deal with any quirks this board might have.
714 		 */
715 		tlp_pci_get_quirks(psc, enaddr, tlp_pci_21041_quirks);
716 		break;
717 
718 	case TULIP_CHIP_21140:
719 	case TULIP_CHIP_21140A:
720 		/* Check for new format SROM. */
721 		if (tlp_isv_srom_enaddr(sc, enaddr) == 0) {
722 			/*
723 			 * Not an ISV SROM; try the old DEC Ethernet Address
724 			 * ROM format.
725 			 */
726 			if (tlp_parse_old_srom(sc, enaddr) == 0)
727 				goto cant_cope;
728 		} else {
729 			/*
730 			 * We start out with the 2114x ISV media switch.
731 			 * When we search for quirks, we may change to
732 			 * a different switch.
733 			 */
734 			sc->sc_mediasw = &tlp_2114x_isv_mediasw;
735 		}
736 
737 		/*
738 		 * Deal with any quirks this board might have.
739 		 */
740 		tlp_pci_get_quirks(psc, enaddr, tlp_pci_21140_quirks);
741 
742 		/*
743 		 * Bail out now if we can't deal with this board.
744 		 */
745 		if (sc->sc_mediasw == NULL)
746 			goto cant_cope;
747 		break;
748 
749 	case TULIP_CHIP_21142:
750 	case TULIP_CHIP_21143:
751 		/* Check for new format SROM. */
752 		if (tlp_isv_srom_enaddr(sc, enaddr) == 0) {
753 			/*
754 			 * Not an ISV SROM; try the old DEC Ethernet Address
755 			 * ROM format.
756 			 */
757 			if (tlp_parse_old_srom(sc, enaddr) == 0) {
758 				/*
759 				 * One last try: just copy the address
760 				 * from offset 20 and try to look
761 				 * up quirks.
762 				 */
763 				memcpy(enaddr, &sc->sc_srom[20],
764 				    ETHER_ADDR_LEN);
765 			}
766 		} else {
767 			/*
768 			 * We start out with the 2114x ISV media switch.
769 			 * When we search for quirks, we may change to
770 			 * a different switch.
771 			 */
772 			sc->sc_mediasw = &tlp_2114x_isv_mediasw;
773 		}
774 
775 		/*
776 		 * Deal with any quirks this board might have.
777 		 */
778 		tlp_pci_get_quirks(psc, enaddr, tlp_pci_21142_quirks);
779 
780 		/*
781 		 * Bail out now if we can't deal with this board.
782 		 */
783 		if (sc->sc_mediasw == NULL)
784 			goto cant_cope;
785 		break;
786 
787 	case TULIP_CHIP_82C168:
788 	case TULIP_CHIP_82C169:
789 		/*
790 		 * Lite-On PNIC's Ethernet address is the first 6
791 		 * bytes of its EEPROM.
792 		 */
793 		memcpy(enaddr, sc->sc_srom, ETHER_ADDR_LEN);
794 
795 		/*
796 		 * Lite-On PNICs always use the same mediasw; we
797 		 * select MII vs. internal NWAY automatically.
798 		 */
799 		sc->sc_mediasw = &tlp_pnic_mediasw;
800 		break;
801 
802 	case TULIP_CHIP_MX98713:
803 		/*
804 		 * The Macronix MX98713 has an MII and GPIO, but no
805 		 * internal Nway block.  This chip is basically a
806 		 * perfect 21140A clone, with the exception of the
807 		 * a magic register frobbing in order to make the
808 		 * interface function.
809 		 */
810 		if (tlp_isv_srom_enaddr(sc, enaddr)) {
811 			sc->sc_mediasw = &tlp_2114x_isv_mediasw;
812 			break;
813 		}
814 		/* FALLTHROUGH */
815 
816 	case TULIP_CHIP_82C115:
817 		/*
818 		 * Yippee!  The Lite-On 82C115 is a clone of
819 		 * the MX98725 (the data sheet even says `MXIC'
820 		 * on it)!  Imagine that, a clone of a clone.
821 		 *
822 		 * The differences are really minimal:
823 		 *
824 		 *	- Wake-On-LAN support
825 		 *	- 128-bit multicast hash table, rather than
826 		 *	  the standard 512-bit hash table
827 		 */
828 		/* FALLTHROUGH */
829 
830 	case TULIP_CHIP_MX98713A:
831 	case TULIP_CHIP_MX98715A:
832 	case TULIP_CHIP_MX98715AEC_X:
833 	case TULIP_CHIP_MX98725:
834 		/*
835 		 * The MX98713A has an MII as well as an internal Nway block,
836 		 * but no GPIO.  The MX98715 and MX98725 have an internal
837 		 * Nway block only.
838 		 *
839 		 * The internal Nway block, unlike the Lite-On PNIC's, does
840 		 * just that - performs Nway.  Once autonegotiation completes,
841 		 * we must program the GPR media information into the chip.
842 		 *
843 		 * The byte offset of the Ethernet address is stored at
844 		 * offset 0x70.
845 		 */
846 		memcpy(enaddr, &sc->sc_srom[sc->sc_srom[0x70]], ETHER_ADDR_LEN);
847 		sc->sc_mediasw = &tlp_pmac_mediasw;
848 		break;
849 
850 	case TULIP_CHIP_WB89C840F:
851 		/*
852 		 * Winbond 89C840F's Ethernet address is the first
853 		 * 6 bytes of its EEPROM.
854 		 */
855 		memcpy(enaddr, sc->sc_srom, ETHER_ADDR_LEN);
856 
857 		/*
858 		 * Winbond 89C840F has an MII attached to the SIO.
859 		 */
860 		sc->sc_mediasw = &tlp_sio_mii_mediasw;
861 		break;
862 
863 	case TULIP_CHIP_AL981:
864 		/*
865 		 * The ADMtek AL981's Ethernet address is located
866 		 * at offset 8 of its EEPROM.
867 		 */
868 		memcpy(enaddr, &sc->sc_srom[8], ETHER_ADDR_LEN);
869 
870 		/*
871 		 * ADMtek AL981 has a built-in PHY accessed through
872 		 * special registers.
873 		 */
874 		sc->sc_mediasw = &tlp_al981_mediasw;
875 		break;
876 
877 	case TULIP_CHIP_AN983:
878 	case TULIP_CHIP_AN985:
879 		/*
880 		 * The ADMtek AN985's Ethernet address is located
881 		 * at offset 8 of its EEPROM.
882 		 */
883 		memcpy(enaddr, &sc->sc_srom[8], ETHER_ADDR_LEN);
884 
885 		/*
886 		 * The ADMtek AN985 can be configured in Single-Chip
887 		 * mode or MAC-only mode.  Single-Chip uses the built-in
888 		 * PHY, MAC-only has an external PHY (usually HomePNA).
889 		 * The selection is based on an EEPROM setting, and both
890 		 * PHYs are accessed via MII attached to SIO.
891 		 *
892 		 * The AN985 "ghosts" the internal PHY onto all
893 		 * MII addresses, so we have to use a media init
894 		 * routine that limits the search.
895 		 * XXX How does this work with MAC-only mode?
896 		 */
897 		sc->sc_mediasw = &tlp_an985_mediasw;
898 		break;
899 
900 	case TULIP_CHIP_DM9102:
901 	case TULIP_CHIP_DM9102A:
902 		/*
903 		 * Some boards with the Davicom chip have an ISV
904 		 * SROM (mostly DM9102A boards -- trying to describe
905 		 * the HomePNA PHY, probably) although the data in
906 		 * them is generally wrong.  Check for ISV format
907 		 * and grab the Ethernet address that way, and if
908 		 * that fails, fall back on grabbing it from an
909 		 * observed offset of 20 (which is where it would
910 		 * be in an ISV SROM anyhow, tho ISV can cope with
911 		 * multi-port boards).
912 		 */
913 		if (!tlp_isv_srom_enaddr(sc, enaddr)) {
914 #ifdef __sparc__
915 			if ((sc->sc_srom[20] == 0 &&
916 			     sc->sc_srom[21] == 0 &&
917 			     sc->sc_srom[22] == 0) ||
918 			    (sc->sc_srom[20] == 0xff &&
919 			     sc->sc_srom[21] == 0xff &&
920 			     sc->sc_srom[22] == 0xff)) {
921 				prom_getether(PCITAG_NODE(pa->pa_tag), enaddr);
922 			} else
923 #endif
924 			memcpy(enaddr, &sc->sc_srom[20], ETHER_ADDR_LEN);
925 		}
926 
927 		/*
928 		 * Davicom chips all have an internal MII interface
929 		 * and a built-in PHY.  DM9102A also has a an external
930 		 * MII interface, usually with a HomePNA PHY attached
931 		 * to it.
932 		 */
933 		sc->sc_mediasw = &tlp_dm9102_mediasw;
934 		break;
935 
936 	case TULIP_CHIP_AX88140:
937 	case TULIP_CHIP_AX88141:
938 		/*
939 		 * ASIX AX88140/AX88141 Ethernet Address is located at offset
940 		 * 20 of the SROM.
941 		 */
942 		memcpy(enaddr, &sc->sc_srom[20], ETHER_ADDR_LEN);
943 
944 		/*
945 		 * ASIX AX88140A/AX88141 chip can have a built-in PHY or
946 		 * an external MII interface.
947 		 */
948 		sc->sc_mediasw = &tlp_asix_mediasw;
949 		break;
950 
951 	default:
952  cant_cope:
953 		printf("%s: sorry, unable to handle your board\n",
954 		    sc->sc_dev.dv_xname);
955 		return;
956 	}
957 
958 	/*
959 	 * Handle shared interrupts.
960 	 */
961 	if (psc->sc_flags & TULIP_PCI_SHAREDINTR) {
962 		if (psc->sc_master)
963 			psc->sc_flags |= TULIP_PCI_SLAVEINTR;
964 		else {
965 			tlp_pci_check_slaved(psc, TULIP_PCI_SHAREDINTR,
966 			    TULIP_PCI_SLAVEINTR);
967 			if (psc->sc_master == NULL)
968 				psc->sc_master = psc;
969 		}
970 		LIST_INSERT_HEAD(&psc->sc_master->sc_intrslaves,
971 		    psc, sc_intrq);
972 	}
973 
974 	if (psc->sc_flags & TULIP_PCI_SLAVEINTR) {
975 		printf("%s: sharing interrupt with %s\n",
976 		    sc->sc_dev.dv_xname,
977 		    psc->sc_master->sc_tulip.sc_dev.dv_xname);
978 	} else {
979 		/*
980 		 * Map and establish our interrupt.
981 		 */
982 		if (pci_intr_map(pa, &ih)) {
983 			printf("%s: unable to map interrupt\n",
984 			    sc->sc_dev.dv_xname);
985 			return;
986 		}
987 		intrstr = pci_intr_string(pc, ih);
988 		psc->sc_ih = pci_intr_establish(pc, ih, IPL_NET,
989 		    (psc->sc_flags & TULIP_PCI_SHAREDINTR) ?
990 		    tlp_pci_shared_intr : tlp_intr, sc);
991 		if (psc->sc_ih == NULL) {
992 			printf("%s: unable to establish interrupt",
993 			    sc->sc_dev.dv_xname);
994 			if (intrstr != NULL)
995 				printf(" at %s", intrstr);
996 			printf("\n");
997 			return;
998 		}
999 		printf("%s: interrupting at %s\n", sc->sc_dev.dv_xname,
1000 		    intrstr);
1001 	}
1002 
1003 	/*
1004 	 * Finish off the attach.
1005 	 */
1006 	tlp_attach(sc, enaddr);
1007 }
1008 
1009 static int
1010 tlp_pci_shared_intr(void *arg)
1011 {
1012 	struct tulip_pci_softc *master = arg, *slave;
1013 	int rv = 0;
1014 
1015 	for (slave = LIST_FIRST(&master->sc_intrslaves);
1016 	     slave != NULL;
1017 	     slave = LIST_NEXT(slave, sc_intrq))
1018 		rv |= tlp_intr(&slave->sc_tulip);
1019 
1020 	return (rv);
1021 }
1022 
1023 static void
1024 tlp_pci_dec_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
1025 {
1026 	struct tulip_softc *sc = &psc->sc_tulip;
1027 
1028 	/*
1029 	 * This isn't really a quirk-gathering device, really.  We
1030 	 * just want to get the spiffy DEC board name from the SROM.
1031 	 */
1032 	strcpy(sc->sc_name, "DEC ");
1033 
1034 	if (memcmp(&sc->sc_srom[29], "DE500", 5) == 0 ||
1035 	    memcmp(&sc->sc_srom[29], "DE450", 5) == 0)
1036 		memcpy(&sc->sc_name[4], &sc->sc_srom[29], 8);
1037 	else
1038 		sc->sc_name[3] = '\0';
1039 }
1040 
1041 static void
1042 tlp_pci_znyx_21040_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
1043 {
1044 	struct tulip_softc *sc = &psc->sc_tulip;
1045 	u_int16_t id = 0;
1046 
1047 	/*
1048 	 * If we have a slaved ROM, just copy the bits from the master.
1049 	 * This is in case we fail the ROM ID check (older boards) and
1050 	 * need to fall back on Ethernet address model checking; that
1051 	 * will fail for slave chips.
1052 	 */
1053 	if (psc->sc_flags & TULIP_PCI_SLAVEROM) {
1054 		strcpy(sc->sc_name, psc->sc_master->sc_tulip.sc_name);
1055 		sc->sc_mediasw = psc->sc_master->sc_tulip.sc_mediasw;
1056 		psc->sc_flags |=
1057 		    psc->sc_master->sc_flags & TULIP_PCI_SHAREDINTR;
1058 		return;
1059 	}
1060 
1061 	if (sc->sc_srom[32] == 0x4a && sc->sc_srom[33] == 0x52) {
1062 		id = sc->sc_srom[37] | (sc->sc_srom[36] << 8);
1063 		switch (id) {
1064  zx312:
1065 		case 0x0602:	/* ZX312 */
1066 			strcpy(sc->sc_name, "ZNYX ZX312");
1067 			return;
1068 
1069 		case 0x0622:	/* ZX312T */
1070 			strcpy(sc->sc_name, "ZNYX ZX312T");
1071 			sc->sc_mediasw = &tlp_21040_tp_mediasw;
1072 			return;
1073 
1074  zx314_inta:
1075 		case 0x0701:	/* ZX314 INTA */
1076 			psc->sc_flags |= TULIP_PCI_SHAREDINTR;
1077 			/* FALLTHROUGH */
1078 		case 0x0711:	/* ZX314 */
1079 			strcpy(sc->sc_name, "ZNYX ZX314");
1080 			psc->sc_flags |= TULIP_PCI_SHAREDROM;
1081 			sc->sc_mediasw = &tlp_21040_tp_mediasw;
1082 			return;
1083 
1084  zx315_inta:
1085 		case 0x0801:	/* ZX315 INTA */
1086 			psc->sc_flags |= TULIP_PCI_SHAREDINTR;
1087 			/* FALLTHROUGH */
1088 		case 0x0811:	/* ZX315 */
1089 			strcpy(sc->sc_name, "ZNYX ZX315");
1090 			psc->sc_flags |= TULIP_PCI_SHAREDROM;
1091 			return;
1092 
1093 		default:
1094 			id = 0;
1095 			break;
1096 		}
1097 	}
1098 
1099 	/*
1100 	 * Deal with boards that have broken ROMs.
1101 	 */
1102 	if (id == 0) {
1103 		if ((enaddr[3] & ~3) == 0xf0 && (enaddr[5] & 3) == 0x00)
1104 			goto zx314_inta;
1105 		if ((enaddr[3] & ~3) == 0xf4 && (enaddr[5] & 1) == 0x00)
1106 			goto zx315_inta;
1107 		if ((enaddr[3] & ~3) == 0xec)
1108 			goto zx312;
1109 	}
1110 
1111 	strcpy(sc->sc_name, "ZNYX ZX31x");
1112 }
1113 
1114 static void	tlp_pci_znyx_21142_qs6611_reset(struct tulip_softc *);
1115 
1116 static void
1117 tlp_pci_znyx_21142_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
1118 {
1119 	struct tulip_softc *sc = &psc->sc_tulip;
1120 	pcireg_t subid;
1121 
1122 	subid = pci_conf_read(psc->sc_pc, psc->sc_pcitag, PCI_SUBSYS_ID_REG);
1123 
1124 	if (PCI_VENDOR(subid) != PCI_VENDOR_ZNYX)
1125 		return;		/* ? */
1126 
1127 	switch (PCI_PRODUCT(subid) & 0xff) {
1128 	/*
1129 	 * ZNYX 21143 boards with QS6611 PHY
1130 	 */
1131 	case 0x12:	/* ZX345Q */
1132 	case 0x13:	/* ZX346Q */
1133 	case 0x14:	/* ZX348Q */
1134 	case 0x18:	/* ZX414 */
1135 	case 0x19:	/* ZX412 */
1136 	case 0x1a:	/* ZX444 */
1137 	case 0x1b:	/* ZX442 */
1138 	case 0x23:	/* ZX212 */
1139 	case 0x24:	/* ZX214 */
1140 	case 0x29:	/* ZX374 */
1141 	case 0x2d:	/* ZX372 */
1142 	case 0x2b:	/* ZX244 */
1143 	case 0x2c:	/* ZX424 */
1144 	case 0x2e:	/* ZX422 */
1145 		printf("%s: QS6611 PHY\n", sc->sc_dev.dv_xname);
1146 		sc->sc_reset = tlp_pci_znyx_21142_qs6611_reset;
1147 		break;
1148 	}
1149 }
1150 
1151 static void
1152 tlp_pci_znyx_21142_qs6611_reset(struct tulip_softc *sc)
1153 {
1154 
1155 	/*
1156 	 * Reset QS6611 PHY.
1157 	 */
1158 	TULIP_WRITE(sc, CSR_SIAGEN,
1159 	    SIAGEN_CWE | SIAGEN_LGS1 | SIAGEN_ABM | (0xf << 16));
1160 	delay(200);
1161 	TULIP_WRITE(sc, CSR_SIAGEN, (0x4 << 16));
1162 	delay(10000);
1163 }
1164 
1165 static void
1166 tlp_pci_smc_21040_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
1167 {
1168 	struct tulip_softc *sc = &psc->sc_tulip;
1169 	u_int16_t id1, id2, ei;
1170 	int auibnc = 0, utp = 0;
1171 	char *cp;
1172 
1173 	id1 = sc->sc_srom[0x60] | (sc->sc_srom[0x61] << 8);
1174 	id2 = sc->sc_srom[0x62] | (sc->sc_srom[0x63] << 8);
1175 	ei  = sc->sc_srom[0x66] | (sc->sc_srom[0x67] << 8);
1176 
1177 	strcpy(sc->sc_name, "SMC 8432");
1178 	cp = &sc->sc_name[8];
1179 
1180 	if ((id1 & 1) == 0) {
1181 		*cp++ = 'B';
1182 		auibnc = 1;
1183 	}
1184 	if ((id1 & 0xff) > 0x32) {
1185 		*cp++ = 'T';
1186 		utp = 1;
1187 	}
1188 	if ((id1 & 0x4000) == 0) {
1189 		*cp++ = 'A';
1190 		auibnc = 1;
1191 	}
1192 	if (id2 == 0x15) {
1193 		sc->sc_name[7] = '4';
1194 		*cp++ = '-';
1195 		*cp++ = 'C';
1196 		*cp++ = 'H';
1197 		*cp++ = ei ? '2' : '1';
1198 	}
1199 	*cp = '\0';
1200 
1201 	if (utp != 0 && auibnc == 0)
1202 		sc->sc_mediasw = &tlp_21040_tp_mediasw;
1203 	else if (utp == 0 && auibnc != 0)
1204 		sc->sc_mediasw = &tlp_21040_auibnc_mediasw;
1205 }
1206 
1207 static void
1208 tlp_pci_cogent_21040_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
1209 {
1210 
1211 	strcpy(psc->sc_tulip.sc_name, "Cogent multi-port");
1212 	psc->sc_flags |= TULIP_PCI_SHAREDINTR|TULIP_PCI_SHAREDROM;
1213 }
1214 
1215 static void
1216 tlp_pci_accton_21040_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
1217 {
1218 
1219 	strcpy(psc->sc_tulip.sc_name, "ACCTON EN1203");
1220 }
1221 
1222 static void	tlp_pci_asante_21140_reset(struct tulip_softc *);
1223 
1224 static void
1225 tlp_pci_asante_21140_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
1226 {
1227 	struct tulip_softc *sc = &psc->sc_tulip;
1228 
1229 	/*
1230 	 * Some Asante boards don't use the ISV SROM format.  For
1231 	 * those that don't, we initialize the GPIO direction bits,
1232 	 * and provide our own reset hook, which resets the MII.
1233 	 *
1234 	 * All of these boards use SIO-attached-MII media.
1235 	 */
1236 	if (sc->sc_mediasw == &tlp_2114x_isv_mediasw)
1237 		return;
1238 
1239 	strcpy(sc->sc_name, "Asante");
1240 
1241 	sc->sc_gp_dir = 0xbf;
1242 	sc->sc_reset = tlp_pci_asante_21140_reset;
1243 	sc->sc_mediasw = &tlp_sio_mii_mediasw;
1244 }
1245 
1246 static void
1247 tlp_pci_asante_21140_reset(struct tulip_softc *sc)
1248 {
1249 
1250 	TULIP_WRITE(sc, CSR_GPP, GPP_GPC | sc->sc_gp_dir);
1251 	TULIP_WRITE(sc, CSR_GPP, 0x8);
1252 	delay(100);
1253 	TULIP_WRITE(sc, CSR_GPP, 0);
1254 }
1255 
1256 /*
1257  * SMC 9332DST media switch.
1258  */
1259 static void	tlp_smc9332dst_tmsw_init(struct tulip_softc *);
1260 
1261 static const struct tulip_mediasw tlp_smc9332dst_mediasw = {
1262 	tlp_smc9332dst_tmsw_init,
1263 	tlp_21140_gpio_get,
1264 	tlp_21140_gpio_set
1265 };
1266 
1267 static void
1268 tlp_pci_smc_21140_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
1269 {
1270 	struct tulip_softc *sc = &psc->sc_tulip;
1271 
1272 	if (sc->sc_mediasw != NULL) {
1273 		return;
1274 	}
1275 	strcpy(psc->sc_tulip.sc_name, "SMC 9332DST");
1276 	sc->sc_mediasw = &tlp_smc9332dst_mediasw;
1277 }
1278 
1279 static void
1280 tlp_smc9332dst_tmsw_init(struct tulip_softc *sc)
1281 {
1282 	struct tulip_21x4x_media *tm;
1283 	const char *sep = "";
1284 	uint32_t reg;
1285 	int i, cnt;
1286 
1287 	sc->sc_gp_dir = GPP_SMC9332DST_PINS;
1288 	sc->sc_opmode = OPMODE_MBO | OPMODE_PS;
1289 	TULIP_WRITE(sc, CSR_OPMODE, sc->sc_opmode);
1290 
1291 	ifmedia_init(&sc->sc_mii.mii_media, 0, tlp_mediachange,
1292 	    tlp_mediastatus);
1293 	printf("%s: ", sc->sc_dev.dv_xname);
1294 
1295 #define	ADD(m, c) \
1296 	tm = malloc(sizeof(*tm), M_DEVBUF, M_WAITOK|M_ZERO);		\
1297 	tm->tm_opmode = (c);						\
1298 	tm->tm_gpdata = GPP_SMC9332DST_INIT;				\
1299 	ifmedia_add(&sc->sc_mii.mii_media, (m), 0, tm)
1300 #define	PRINT(str)	printf("%s%s", sep, str); sep = ", "
1301 
1302 	ADD(IFM_MAKEWORD(IFM_ETHER, IFM_10_T, 0, 0), OPMODE_TTM);
1303 	PRINT("10baseT");
1304 
1305 	ADD(IFM_MAKEWORD(IFM_ETHER, IFM_10_T, IFM_FDX, 0),
1306 	    OPMODE_TTM | OPMODE_FD);
1307 	PRINT("10baseT-FDX");
1308 
1309 	ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_TX, 0, 0),
1310 	    OPMODE_PS | OPMODE_PCS | OPMODE_SCR);
1311 	PRINT("100baseTX");
1312 
1313 	ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_TX, IFM_FDX, 0),
1314 	    OPMODE_PS | OPMODE_PCS | OPMODE_SCR | OPMODE_FD);
1315 	PRINT("100baseTX-FDX");
1316 
1317 #undef ADD
1318 #undef PRINT
1319 
1320 	printf("\n");
1321 
1322 	tlp_reset(sc);
1323 	TULIP_WRITE(sc, CSR_OPMODE, sc->sc_opmode | OPMODE_PCS | OPMODE_SCR);
1324 	TULIP_WRITE(sc, CSR_GPP, GPP_GPC | sc->sc_gp_dir);
1325 	delay(10);
1326 	TULIP_WRITE(sc, CSR_GPP, GPP_SMC9332DST_INIT);
1327 	delay(200000);
1328 	cnt = 0;
1329 	for (i = 1000; i > 0; i--) {
1330 		reg = TULIP_READ(sc, CSR_GPP);
1331 		if ((~reg & (GPP_SMC9332DST_OK10 |
1332 			     GPP_SMC9332DST_OK100)) == 0) {
1333 			if (cnt++ > 100) {
1334 				break;
1335 			}
1336 		} else if ((reg & GPP_SMC9332DST_OK10) == 0) {
1337 			break;
1338 		} else {
1339 			cnt = 0;
1340 		}
1341 		delay(1000);
1342 	}
1343 	if (cnt > 100) {
1344 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_100_TX);
1345 	} else {
1346 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_10_T);
1347 	}
1348 }
1349 
1350 static void
1351 tlp_pci_vpc_21140_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
1352 {
1353 	struct tulip_softc *sc = &psc->sc_tulip;
1354 	char *p1 = (char *) &sc->sc_srom[32];
1355 	char *p2 = &sc->sc_name[0];
1356 
1357 	do {
1358 		if ((unsigned char) *p1 & 0x80)
1359 			*p2++ = ' ';
1360 		else
1361 			*p2++ = *p1;
1362 	} while (*p1++);
1363 }
1364 
1365 static void	tlp_pci_cobalt_21142_reset(struct tulip_softc *);
1366 
1367 static void
1368 tlp_pci_cobalt_21142_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
1369 {
1370 	struct tulip_softc *sc = &psc->sc_tulip;
1371 
1372 	/*
1373 	 * Cobalt Networks interfaces are just MII-on-SIO.
1374 	 */
1375 	sc->sc_reset = tlp_pci_cobalt_21142_reset;
1376 	sc->sc_mediasw = &tlp_sio_mii_mediasw;
1377 
1378 	/*
1379 	 * The Cobalt systems tend to fall back to store-and-forward
1380 	 * pretty quickly, so we select that from the beginning to
1381 	 * avoid initial timeouts.
1382 	 */
1383 	sc->sc_txthresh = TXTH_SF;
1384 }
1385 
1386 static void
1387 tlp_pci_cobalt_21142_reset(struct tulip_softc *sc)
1388 {
1389 	/*
1390 	 * Reset PHY.
1391 	 */
1392 	TULIP_WRITE(sc, CSR_SIAGEN, SIAGEN_CWE | (1 << 16));
1393 	delay(10);
1394 	TULIP_WRITE(sc, CSR_SIAGEN, SIAGEN_CWE);
1395 	delay(10);
1396 }
1397 
1398 static void
1399 tlp_pci_algor_21142_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
1400 {
1401 	struct tulip_softc *sc = &psc->sc_tulip;
1402 
1403 	/*
1404 	 * Algorithmics boards just have MII-on-SIO.
1405 	 *
1406 	 * XXX They also have AUI on the serial interface.
1407 	 * XXX Deal with this.
1408 	 */
1409 	sc->sc_mediasw = &tlp_sio_mii_mediasw;
1410 }
1411 
1412 /*
1413  * Cogent EM1x0 (aka. Adaptec ANA-6910) media switch.
1414  */
1415 static void	tlp_cogent_em1x0_tmsw_init(struct tulip_softc *);
1416 
1417 static const struct tulip_mediasw tlp_cogent_em1x0_mediasw = {
1418 	tlp_cogent_em1x0_tmsw_init,
1419 	tlp_21140_gpio_get,
1420 	tlp_21140_gpio_set
1421 };
1422 
1423 static void
1424 tlp_pci_adaptec_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
1425 {
1426 	struct tulip_softc *sc = &psc->sc_tulip;
1427 	uint8_t *srom = sc->sc_srom, id0;
1428 	uint16_t id1, id2;
1429 
1430 	if (sc->sc_mediasw == NULL) {
1431 		id0 = srom[32];
1432 		switch (id0) {
1433 		case 0x12:
1434 			strcpy(psc->sc_tulip.sc_name, "Cogent EM100TX");
1435  			sc->sc_mediasw = &tlp_cogent_em1x0_mediasw;
1436 			break;
1437 
1438 		case 0x15:
1439 			strcpy(psc->sc_tulip.sc_name, "Cogent EM100FX");
1440  			sc->sc_mediasw = &tlp_cogent_em1x0_mediasw;
1441 			break;
1442 
1443 #if 0
1444 		case XXX:
1445 			strcpy(psc->sc_tulip.sc_name, "Cogent EM110TX");
1446  			sc->sc_mediasw = &tlp_cogent_em1x0_mediasw;
1447 			break;
1448 #endif
1449 
1450 		default:
1451 			printf("%s: unknown Cogent board ID 0x%02x\n",
1452 			    sc->sc_dev.dv_xname, id0);
1453 		}
1454 		return;
1455 	}
1456 
1457 	id1 = TULIP_ROM_GETW(srom, 0);
1458 	id2 = TULIP_ROM_GETW(srom, 2);
1459 	if (id1 != 0x1109) {
1460 		goto unknown;
1461 	}
1462 
1463 	switch (id2) {
1464 	case 0x1900:
1465 		strcpy(psc->sc_tulip.sc_name, "Adaptec ANA-6911");
1466 		break;
1467 
1468 	case 0x2400:
1469 		strcpy(psc->sc_tulip.sc_name, "Adaptec ANA-6944A");
1470 		psc->sc_flags |= TULIP_PCI_SHAREDINTR|TULIP_PCI_SHAREDROM;
1471 		break;
1472 
1473 	case 0x2b00:
1474 		strcpy(psc->sc_tulip.sc_name, "Adaptec ANA-6911A");
1475 		break;
1476 
1477 	case 0x3000:
1478 		strcpy(psc->sc_tulip.sc_name, "Adaptec ANA-6922");
1479 		psc->sc_flags |= TULIP_PCI_SHAREDINTR|TULIP_PCI_SHAREDROM;
1480 		break;
1481 
1482 	default:
1483 unknown:
1484 		printf("%s: unknown Adaptec/Cogent board ID 0x%04x/0x%04x\n",
1485 		    sc->sc_dev.dv_xname, id1, id2);
1486 	}
1487 }
1488 
1489 static void
1490 tlp_cogent_em1x0_tmsw_init(struct tulip_softc *sc)
1491 {
1492 	struct tulip_21x4x_media *tm;
1493 	const char *sep = "";
1494 
1495 	sc->sc_gp_dir = GPP_COGENT_EM1x0_PINS;
1496 	sc->sc_opmode = OPMODE_MBO | OPMODE_PS;
1497 	TULIP_WRITE(sc, CSR_OPMODE, sc->sc_opmode);
1498 
1499 	ifmedia_init(&sc->sc_mii.mii_media, 0, tlp_mediachange,
1500 	    tlp_mediastatus);
1501 	printf("%s: ", sc->sc_dev.dv_xname);
1502 
1503 #define	ADD(m, c) \
1504 	tm = malloc(sizeof(*tm), M_DEVBUF, M_WAITOK|M_ZERO);		\
1505 	tm->tm_opmode = (c);						\
1506 	tm->tm_gpdata = GPP_COGENT_EM1x0_INIT;				\
1507 	ifmedia_add(&sc->sc_mii.mii_media, (m), 0, tm)
1508 #define	PRINT(str)	printf("%s%s", sep, str); sep = ", "
1509 
1510 	if (sc->sc_srom[32] == 0x15) {
1511 		ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_FX, 0, 0),
1512 		    OPMODE_PS | OPMODE_PCS);
1513 		PRINT("100baseFX");
1514 
1515 		ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_FX, IFM_FDX, 0),
1516 		    OPMODE_PS | OPMODE_PCS | OPMODE_FD);
1517 		PRINT("100baseFX-FDX");
1518 		printf("\n");
1519 
1520 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_100_FX);
1521 	} else {
1522 		ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_TX, 0, 0),
1523 		    OPMODE_PS | OPMODE_PCS | OPMODE_SCR);
1524 		PRINT("100baseTX");
1525 
1526 		ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_FX, IFM_FDX, 0),
1527 		    OPMODE_PS | OPMODE_PCS | OPMODE_SCR | OPMODE_FD);
1528 		PRINT("100baseTX-FDX");
1529 		printf("\n");
1530 
1531 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_100_TX);
1532 	}
1533 
1534 #undef ADD
1535 #undef PRINT
1536 }
1537 
1538 static void	tlp_pci_netwinder_21142_reset(struct tulip_softc *);
1539 
1540 static void
1541 tlp_pci_netwinder_21142_quirks(struct tulip_pci_softc *psc,
1542     const u_int8_t *enaddr)
1543 {
1544 	struct tulip_softc *sc = &psc->sc_tulip;
1545 
1546 	/*
1547 	 * Netwinders just use MII-on_SIO.
1548 	 */
1549 	sc->sc_mediasw = &tlp_sio_mii_mediasw;
1550 	sc->sc_reset = tlp_pci_netwinder_21142_reset;
1551 }
1552 
1553 void
1554 tlp_pci_netwinder_21142_reset(struct tulip_softc *sc)
1555 {
1556 
1557 	/*
1558 	 * Reset the PHY.
1559 	 */
1560 	TULIP_WRITE(sc, CSR_SIAGEN, 0x0821 << 16);
1561 	delay(10);
1562 	TULIP_WRITE(sc, CSR_SIAGEN, 0x0000 << 16);
1563 	delay(10);
1564 	TULIP_WRITE(sc, CSR_SIAGEN, 0x0001 << 16);
1565 	delay(10);
1566 }
1567