xref: /netbsd-src/sys/dev/pci/if_tlp_pci.c (revision f3b496ec9be495acbb17756f05d342b6b7b495e9)
1 /*	$NetBSD: if_tlp_pci.c,v 1.96 2006/08/30 23:32:07 rumble 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 1.96 2006/08/30 23:32:07 rumble Exp $");
47 
48 #include <sys/param.h>
49 #include <sys/systm.h>
50 #include <sys/mbuf.h>
51 #include <sys/malloc.h>
52 #include <sys/kernel.h>
53 #include <sys/socket.h>
54 #include <sys/ioctl.h>
55 #include <sys/errno.h>
56 #include <sys/device.h>
57 
58 #include <machine/endian.h>
59 
60 #include <net/if.h>
61 #include <net/if_dl.h>
62 #include <net/if_media.h>
63 #include <net/if_ether.h>
64 
65 #include <machine/bus.h>
66 #include <machine/intr.h>
67 #ifdef __sparc__
68 #include <machine/promlib.h>
69 #endif
70 
71 #include <dev/mii/miivar.h>
72 #include <dev/mii/mii_bitbang.h>
73 
74 #include <dev/ic/tulipreg.h>
75 #include <dev/ic/tulipvar.h>
76 
77 #include <dev/pci/pcivar.h>
78 #include <dev/pci/pcireg.h>
79 #include <dev/pci/pcidevs.h>
80 
81 /*
82  * PCI configuration space registers used by the Tulip.
83  */
84 #define	TULIP_PCI_IOBA		0x10	/* i/o mapped base */
85 #define	TULIP_PCI_MMBA		0x14	/* memory mapped base */
86 #define	TULIP_PCI_CFDA		0x40	/* configuration driver area */
87 
88 #define	CFDA_SLEEP		0x80000000	/* sleep mode */
89 #define	CFDA_SNOOZE		0x40000000	/* snooze mode */
90 
91 struct tulip_pci_softc {
92 	struct tulip_softc sc_tulip;	/* real Tulip softc */
93 
94 	/* PCI-specific goo. */
95 	void	*sc_ih;			/* interrupt handle */
96 
97 	pci_chipset_tag_t sc_pc;	/* our PCI chipset */
98 	pcitag_t sc_pcitag;		/* our PCI tag */
99 
100 	int	sc_flags;		/* flags; see below */
101 
102 	LIST_HEAD(, tulip_pci_softc) sc_intrslaves;
103 	LIST_ENTRY(tulip_pci_softc) sc_intrq;
104 
105 	/* Our {ROM,interrupt} master. */
106 	struct tulip_pci_softc *sc_master;
107 };
108 
109 /* sc_flags */
110 #define	TULIP_PCI_SHAREDINTR	0x01	/* interrupt is shared */
111 #define	TULIP_PCI_SLAVEINTR	0x02	/* interrupt is slave */
112 #define	TULIP_PCI_SHAREDROM	0x04	/* ROM is shared */
113 #define	TULIP_PCI_SLAVEROM	0x08	/* slave of shared ROM */
114 
115 static int	tlp_pci_match(struct device *, struct cfdata *, void *);
116 static void	tlp_pci_attach(struct device *, struct device *, void *);
117 
118 CFATTACH_DECL(tlp_pci, sizeof(struct tulip_pci_softc),
119     tlp_pci_match, tlp_pci_attach, NULL, NULL);
120 
121 static const struct tulip_pci_product {
122 	u_int32_t	tpp_vendor;	/* PCI vendor ID */
123 	u_int32_t	tpp_product;	/* PCI product ID */
124 	tulip_chip_t	tpp_chip;	/* base Tulip chip type */
125 } tlp_pci_products[] = {
126 	{ PCI_VENDOR_DEC,		PCI_PRODUCT_DEC_21040,
127 	  TULIP_CHIP_21040 },
128 	{ PCI_VENDOR_DEC,		PCI_PRODUCT_DEC_21041,
129 	  TULIP_CHIP_21041 },
130 	{ PCI_VENDOR_DEC,		PCI_PRODUCT_DEC_21140,
131 	  TULIP_CHIP_21140 },
132 	{ PCI_VENDOR_DEC,		PCI_PRODUCT_DEC_21142,
133 	  TULIP_CHIP_21142 },
134 
135 	{ PCI_VENDOR_LITEON,		PCI_PRODUCT_LITEON_82C168,
136 	  TULIP_CHIP_82C168 },
137 
138 	/*
139 	 * Note: This is like a MX98725 with Wake-On-LAN and a
140 	 * 128-bit multicast hash table.
141 	 */
142 	{ PCI_VENDOR_LITEON,		PCI_PRODUCT_LITEON_82C115,
143 	  TULIP_CHIP_82C115 },
144 
145 	{ PCI_VENDOR_MACRONIX,		PCI_PRODUCT_MACRONIX_MX98713,
146 	  TULIP_CHIP_MX98713 },
147 	{ PCI_VENDOR_MACRONIX,		PCI_PRODUCT_MACRONIX_MX987x5,
148 	  TULIP_CHIP_MX98715 },
149 
150 	{ PCI_VENDOR_COMPEX,		PCI_PRODUCT_COMPEX_RL100TX,
151 	  TULIP_CHIP_MX98713 },
152 
153 	{ PCI_VENDOR_WINBOND,		PCI_PRODUCT_WINBOND_W89C840F,
154 	  TULIP_CHIP_WB89C840F },
155 	{ PCI_VENDOR_COMPEX,		PCI_PRODUCT_COMPEX_RL100ATX,
156 	  TULIP_CHIP_WB89C840F },
157 
158 	{ PCI_VENDOR_DAVICOM,		PCI_PRODUCT_DAVICOM_DM9102,
159 	  TULIP_CHIP_DM9102 },
160 
161 	{ PCI_VENDOR_ADMTEK,		PCI_PRODUCT_ADMTEK_AL981,
162 	  TULIP_CHIP_AL981 },
163 
164 	{ PCI_VENDOR_ADMTEK,		PCI_PRODUCT_ADMTEK_AN983,
165 	  TULIP_CHIP_AN985 },
166 	{ PCI_VENDOR_ADMTEK,		PCI_PRODUCT_ADMTEK_ADM9511,
167 	  TULIP_CHIP_AN985 },
168 	{ PCI_VENDOR_ADMTEK,		PCI_PRODUCT_ADMTEK_ADM9513,
169 	  TULIP_CHIP_AN985 },
170 	{ PCI_VENDOR_ACCTON,		PCI_PRODUCT_ACCTON_EN2242,
171 	  TULIP_CHIP_AN985 },
172 
173 	{ PCI_VENDOR_3COM,		PCI_PRODUCT_3COM_3C910SOHOB,
174 	  TULIP_CHIP_AN985 },
175 
176 	{ PCI_VENDOR_ASIX,		PCI_PRODUCT_ASIX_AX88140A,
177 	  TULIP_CHIP_AX88140 },
178 
179 	{ PCI_VENDOR_CONEXANT,		PCI_PRODUCT_CONEXANT_LANFINITY,
180 	  TULIP_CHIP_RS7112 },
181 
182 	{ 0,				0,
183 	  TULIP_CHIP_INVALID },
184 };
185 
186 struct tlp_pci_quirks {
187 	void		(*tpq_func)(struct tulip_pci_softc *,
188 			    const u_int8_t *);
189 	u_int8_t	tpq_oui[3];
190 };
191 
192 static void	tlp_pci_dec_quirks(struct tulip_pci_softc *,
193 		    const u_int8_t *);
194 
195 static void	tlp_pci_znyx_21040_quirks(struct tulip_pci_softc *,
196 		    const u_int8_t *);
197 static void	tlp_pci_smc_21040_quirks(struct tulip_pci_softc *,
198 		    const u_int8_t *);
199 static void	tlp_pci_cogent_21040_quirks(struct tulip_pci_softc *,
200 		    const u_int8_t *);
201 static void	tlp_pci_accton_21040_quirks(struct tulip_pci_softc *,
202 		    const u_int8_t *);
203 
204 static void	tlp_pci_cobalt_21142_quirks(struct tulip_pci_softc *,
205 		    const u_int8_t *);
206 static void	tlp_pci_algor_21142_quirks(struct tulip_pci_softc *,
207 		    const u_int8_t *);
208 static void	tlp_pci_netwinder_21142_quirks(struct tulip_pci_softc *,
209 		    const u_int8_t *);
210 static void	tlp_pci_phobos_21142_quirks(struct tulip_pci_softc *,
211 		    const u_int8_t *);
212 static void	tlp_pci_znyx_21142_quirks(struct tulip_pci_softc *,
213 		    const u_int8_t *);
214 
215 static void	tlp_pci_adaptec_quirks(struct tulip_pci_softc *,
216 		    const u_int8_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 u_int8_t *);
234 static void	tlp_pci_phobos_21140_quirks(struct tulip_pci_softc *,
235 		    const u_int8_t *);
236 static void	tlp_pci_smc_21140_quirks(struct tulip_pci_softc *,
237 		    const u_int8_t *);
238 static void	tlp_pci_vpc_21140_quirks(struct tulip_pci_softc *,
239 		    const u_int8_t *);
240 
241 static const struct tlp_pci_quirks tlp_pci_21140_quirks[] = {
242 	{ tlp_pci_dec_quirks,		{ 0x08, 0x00, 0x2b } },
243 	{ tlp_pci_dec_quirks,		{ 0x00, 0x00, 0xf8 } },
244 	{ tlp_pci_asante_21140_quirks,	{ 0x00, 0x00, 0x94 } },
245 	{ tlp_pci_adaptec_quirks,	{ 0x00, 0x00, 0x92 } },
246 	{ tlp_pci_adaptec_quirks,	{ 0x00, 0x00, 0xd1 } },
247 	{ tlp_pci_phobos_21140_quirks,	{ 0x00, 0x60, 0xf5 } },
248 	{ tlp_pci_smc_21140_quirks,	{ 0x00, 0x00, 0xc0 } },
249 	{ tlp_pci_vpc_21140_quirks,	{ 0x00, 0x03, 0xff } },
250 	{ NULL,				{ 0, 0, 0 } }
251 };
252 
253 static const struct tlp_pci_quirks tlp_pci_21142_quirks[] = {
254 	{ tlp_pci_dec_quirks,		{ 0x08, 0x00, 0x2b } },
255 	{ tlp_pci_dec_quirks,		{ 0x00, 0x00, 0xf8 } },
256 	{ tlp_pci_cobalt_21142_quirks,	{ 0x00, 0x10, 0xe0 } },
257 	{ tlp_pci_algor_21142_quirks,	{ 0x00, 0x40, 0xbc } },
258 	{ tlp_pci_adaptec_quirks,	{ 0x00, 0x00, 0xd1 } },
259 	{ tlp_pci_netwinder_21142_quirks,{ 0x00, 0x10, 0x57 } },
260 	{ tlp_pci_phobos_21142_quirks,	{ 0x00, 0x60, 0xf5 } },
261 	{ tlp_pci_znyx_21142_quirks,	{ 0x00, 0xc0, 0x95 } },
262 	{ NULL,				{ 0, 0, 0 } }
263 };
264 
265 static int	tlp_pci_shared_intr(void *);
266 
267 static const struct tulip_pci_product *
268 tlp_pci_lookup(const struct pci_attach_args *pa)
269 {
270 	const struct tulip_pci_product *tpp;
271 
272 	/* Don't match lmc cards */
273 	if (PCI_VENDOR(pci_conf_read(pa->pa_pc, pa->pa_tag,
274 	    PCI_SUBSYS_ID_REG)) == PCI_VENDOR_LMC)
275 		return NULL;
276 
277 	for (tpp = tlp_pci_products;
278 	     tlp_chip_names[tpp->tpp_chip] != NULL;
279 	     tpp++) {
280 		if (PCI_VENDOR(pa->pa_id) == tpp->tpp_vendor &&
281 		    PCI_PRODUCT(pa->pa_id) == tpp->tpp_product)
282 			return (tpp);
283 	}
284 	return (NULL);
285 }
286 
287 static void
288 tlp_pci_get_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr,
289     const struct tlp_pci_quirks *tpq)
290 {
291 
292 	for (; tpq->tpq_func != NULL; tpq++) {
293 		if (tpq->tpq_oui[0] == enaddr[0] &&
294 		    tpq->tpq_oui[1] == enaddr[1] &&
295 		    tpq->tpq_oui[2] == enaddr[2]) {
296 			(*tpq->tpq_func)(psc, enaddr);
297 			return;
298 		}
299 	}
300 }
301 
302 static void
303 tlp_pci_check_slaved(struct tulip_pci_softc *psc, int shared, int slaved)
304 {
305 	extern struct cfdriver tlp_cd;
306 	struct tulip_pci_softc *cur, *best = NULL;
307 	struct tulip_softc *sc = &psc->sc_tulip;
308 	int i;
309 
310 	/*
311 	 * First of all, find the lowest pcidev numbered device on our
312 	 * bus marked as shared.  That should be our master.
313 	 */
314 	for (i = 0; i < tlp_cd.cd_ndevs; i++) {
315 		if ((cur = tlp_cd.cd_devs[i]) == NULL)
316 			continue;
317 		if (device_parent(&cur->sc_tulip.sc_dev) !=
318 		    device_parent(&sc->sc_dev))
319 			continue;
320 		if ((cur->sc_flags & shared) == 0)
321 			continue;
322 		if (cur == psc)
323 			continue;
324 		if (best == NULL ||
325 		    best->sc_tulip.sc_devno > cur->sc_tulip.sc_devno)
326 			best = cur;
327 	}
328 
329 	if (best != NULL) {
330 		psc->sc_master = best;
331 		psc->sc_flags |= (shared | slaved);
332 	}
333 }
334 
335 static int
336 tlp_pci_match(struct device *parent, struct cfdata *match, void *aux)
337 {
338 	struct pci_attach_args *pa = aux;
339 
340 	if (tlp_pci_lookup(pa) != NULL)
341 		return (10);	/* beat if_de.c */
342 
343 	return (0);
344 }
345 
346 static void
347 tlp_pci_attach(struct device *parent, struct device *self, void *aux)
348 {
349 	struct tulip_pci_softc *psc = (void *) self;
350 	struct tulip_softc *sc = &psc->sc_tulip;
351 	struct pci_attach_args *pa = aux;
352 	pci_chipset_tag_t pc = pa->pa_pc;
353 	pci_intr_handle_t ih;
354 	const char *intrstr = NULL;
355 	bus_space_tag_t iot, memt;
356 	bus_space_handle_t ioh, memh;
357 	int ioh_valid, memh_valid, i, j;
358 	const struct tulip_pci_product *tpp;
359 	prop_data_t ea;
360 	u_int8_t enaddr[ETHER_ADDR_LEN];
361 	u_int32_t val = 0;
362 	pcireg_t reg;
363 	int error;
364 
365 	sc->sc_devno = pa->pa_device;
366 	psc->sc_pc = pa->pa_pc;
367 	psc->sc_pcitag = pa->pa_tag;
368 
369 	LIST_INIT(&psc->sc_intrslaves);
370 
371 	tpp = tlp_pci_lookup(pa);
372 	if (tpp == NULL) {
373 		printf("\n");
374 		panic("tlp_pci_attach: impossible");
375 	}
376 	sc->sc_chip = tpp->tpp_chip;
377 
378 	/*
379 	 * By default, Tulip registers are 8 bytes long (4 bytes
380 	 * followed by a 4 byte pad).
381 	 */
382 	sc->sc_regshift = 3;
383 
384 	/*
385 	 * No power management hooks.
386 	 * XXX Maybe we should add some!
387 	 */
388 	sc->sc_flags |= TULIPF_ENABLED;
389 
390 	/*
391 	 * Get revision info, and set some chip-specific variables.
392 	 */
393 	sc->sc_rev = PCI_REVISION(pa->pa_class);
394 	switch (sc->sc_chip) {
395 	case TULIP_CHIP_21140:
396 		if (sc->sc_rev >= 0x20)
397 			sc->sc_chip = TULIP_CHIP_21140A;
398 		break;
399 
400 	case TULIP_CHIP_21142:
401 		if (sc->sc_rev >= 0x20)
402 			sc->sc_chip = TULIP_CHIP_21143;
403 		break;
404 
405 	case TULIP_CHIP_82C168:
406 		if (sc->sc_rev >= 0x20)
407 			sc->sc_chip = TULIP_CHIP_82C169;
408 		break;
409 
410 	case TULIP_CHIP_MX98713:
411 		if (sc->sc_rev >= 0x10)
412 			sc->sc_chip = TULIP_CHIP_MX98713A;
413 		break;
414 
415 	case TULIP_CHIP_MX98715:
416 		if (sc->sc_rev >= 0x20)
417 			sc->sc_chip = TULIP_CHIP_MX98715A;
418  		if (sc->sc_rev >= 0x25)
419  			sc->sc_chip = TULIP_CHIP_MX98715AEC_X;
420 		if (sc->sc_rev >= 0x30)
421 			sc->sc_chip = TULIP_CHIP_MX98725;
422 		break;
423 
424 	case TULIP_CHIP_WB89C840F:
425 		sc->sc_regshift = 2;
426 		break;
427 
428 	case TULIP_CHIP_AN985:
429 		/*
430 		 * The AN983 and AN985 are very similar, and are
431 		 * differentiated by a "signature" register that
432 		 * is like, but not identical, to a PCI ID register.
433 		 */
434 		reg = pci_conf_read(pc, pa->pa_tag, 0x80);
435 		switch (reg) {
436 		case 0x09811317:
437 			sc->sc_chip = TULIP_CHIP_AN985;
438 			break;
439 
440 		case 0x09851317:
441 			sc->sc_chip = TULIP_CHIP_AN983;
442 			break;
443 
444 		default:
445 			/* Unknown -- use default. */
446 			break;
447 		}
448 		break;
449 
450 	case TULIP_CHIP_AX88140:
451 		if (sc->sc_rev >= 0x10)
452 			sc->sc_chip = TULIP_CHIP_AX88141;
453 		break;
454 
455 	case TULIP_CHIP_DM9102:
456 		if (sc->sc_rev >= 0x30)
457 			sc->sc_chip = TULIP_CHIP_DM9102A;
458 		break;
459 
460 	default:
461 		/* Nothing. */
462 		break;
463 	}
464 
465 	printf(": %s Ethernet, pass %d.%d\n",
466 	    tlp_chip_names[sc->sc_chip],
467 	    (sc->sc_rev >> 4) & 0xf, sc->sc_rev & 0xf);
468 
469 	switch (sc->sc_chip) {
470 	case TULIP_CHIP_21040:
471 		if (sc->sc_rev < 0x20) {
472 			printf("%s: 21040 must be at least pass 2.0\n",
473 			    sc->sc_dev.dv_xname);
474 			return;
475 		}
476 		break;
477 
478 	case TULIP_CHIP_21140:
479 		if (sc->sc_rev < 0x11) {
480 			printf("%s: 21140 must be at least pass 1.1\n",
481 			    sc->sc_dev.dv_xname);
482 			return;
483 		}
484 		break;
485 
486 	default:
487 		/* Nothing. */
488 		break;
489 	}
490 
491 	/*
492 	 * Check to see if the device is in power-save mode, and
493 	 * being it out if necessary.
494 	 */
495 	switch (sc->sc_chip) {
496 	case TULIP_CHIP_21140:
497 	case TULIP_CHIP_21140A:
498 	case TULIP_CHIP_21142:
499 	case TULIP_CHIP_21143:
500 	case TULIP_CHIP_MX98713A:
501 	case TULIP_CHIP_MX98715:
502 	case TULIP_CHIP_MX98715A:
503 	case TULIP_CHIP_MX98715AEC_X:
504 	case TULIP_CHIP_MX98725:
505 	case TULIP_CHIP_DM9102:
506 	case TULIP_CHIP_DM9102A:
507 	case TULIP_CHIP_AX88140:
508 	case TULIP_CHIP_AX88141:
509 	case TULIP_CHIP_RS7112:
510 		/*
511 		 * Clear the "sleep mode" bit in the CFDA register.
512 		 */
513 		reg = pci_conf_read(pc, pa->pa_tag, TULIP_PCI_CFDA);
514 		if (reg & (CFDA_SLEEP|CFDA_SNOOZE))
515 			pci_conf_write(pc, pa->pa_tag, TULIP_PCI_CFDA,
516 			    reg & ~(CFDA_SLEEP|CFDA_SNOOZE));
517 		break;
518 
519 	default:
520 		/* Nothing. */
521 		break;
522 	}
523 
524 	/* power up chip */
525 	if ((error = pci_activate(pa->pa_pc, pa->pa_tag, sc,
526 	    NULL)) && error != EOPNOTSUPP) {
527 		aprint_error("%s: cannot activate %d\n", sc->sc_dev.dv_xname,
528 		    error);
529 		return;
530 	}
531 
532 	/*
533 	 * Map the device.
534 	 */
535 	ioh_valid = (pci_mapreg_map(pa, TULIP_PCI_IOBA,
536 	    PCI_MAPREG_TYPE_IO, 0,
537 	    &iot, &ioh, NULL, NULL) == 0);
538 	memh_valid = (pci_mapreg_map(pa, TULIP_PCI_MMBA,
539 	    PCI_MAPREG_TYPE_MEM|PCI_MAPREG_MEM_TYPE_32BIT, 0,
540 	    &memt, &memh, NULL, NULL) == 0);
541 
542 	if (memh_valid) {
543 		sc->sc_st = memt;
544 		sc->sc_sh = memh;
545 	} else if (ioh_valid) {
546 		sc->sc_st = iot;
547 		sc->sc_sh = ioh;
548 	} else {
549 		printf("%s: unable to map device registers\n",
550 		    sc->sc_dev.dv_xname);
551 		return;
552 	}
553 
554 	sc->sc_dmat = pa->pa_dmat;
555 
556 	/*
557 	 * Make sure bus mastering is enabled.
558 	 */
559 	pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG,
560 	    pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG) |
561 	    PCI_COMMAND_MASTER_ENABLE);
562 
563 	/*
564 	 * Get the cacheline size.
565 	 */
566 	sc->sc_cacheline = PCI_CACHELINE(pci_conf_read(pc, pa->pa_tag,
567 	    PCI_BHLC_REG));
568 
569 	/*
570 	 * Get PCI data moving command info.
571 	 */
572 	if (pa->pa_flags & PCI_FLAGS_MRL_OKAY)
573 		sc->sc_flags |= TULIPF_MRL;
574 	if (pa->pa_flags & PCI_FLAGS_MRM_OKAY)
575 		sc->sc_flags |= TULIPF_MRM;
576 	if (pa->pa_flags & PCI_FLAGS_MWI_OKAY)
577 		sc->sc_flags |= TULIPF_MWI;
578 
579 	/*
580 	 * Read the contents of the Ethernet Address ROM/SROM.
581 	 */
582 	switch (sc->sc_chip) {
583 	case TULIP_CHIP_21040:
584 		sc->sc_srom_addrbits = 6;
585 		sc->sc_srom = malloc(TULIP_ROM_SIZE(6), M_DEVBUF, M_NOWAIT);
586 		TULIP_WRITE(sc, CSR_MIIROM, MIIROM_SROMCS);
587 		for (i = 0; i < TULIP_ROM_SIZE(6); i++) {
588 			for (j = 0; j < 10000; j++) {
589 				val = TULIP_READ(sc, CSR_MIIROM);
590 				if ((val & MIIROM_DN) == 0)
591 					break;
592 			}
593 			sc->sc_srom[i] = val & MIIROM_DATA;
594 		}
595 		break;
596 
597 	case TULIP_CHIP_82C168:
598 	case TULIP_CHIP_82C169:
599 	    {
600 		sc->sc_srom_addrbits = 2;
601 		sc->sc_srom = malloc(TULIP_ROM_SIZE(2), M_DEVBUF, M_NOWAIT);
602 
603 		/*
604 		 * The Lite-On PNIC stores the Ethernet address in
605 		 * the first 3 words of the EEPROM.  EEPROM access
606 		 * is not like the other Tulip chips.
607 		 */
608 		for (i = 0; i < 6; i += 2) {
609 			TULIP_WRITE(sc, CSR_PNIC_SROMCTL,
610 			    PNIC_SROMCTL_READ | (i >> 1));
611 			for (j = 0; j < 500; j++) {
612 				delay(2);
613 				val = TULIP_READ(sc, CSR_MIIROM);
614 				if ((val & PNIC_MIIROM_BUSY) == 0)
615 					break;
616 			}
617 			if (val & PNIC_MIIROM_BUSY) {
618 				printf("%s: EEPROM timed out\n",
619 				    sc->sc_dev.dv_xname);
620 				return;
621 			}
622 			val &= PNIC_MIIROM_DATA;
623 			sc->sc_srom[i] = val >> 8;
624 			sc->sc_srom[i + 1] = val & 0xff;
625 		}
626 		break;
627 	    }
628 
629 	default:
630 		/*
631 		 * XXX This isn't quite the right way to do this; we should
632 		 * XXX be attempting to fetch the mac-addr property in the
633 		 * XXX bus-agnostic part of the driver independently.  But
634 		 * XXX that requires a larger change in the SROM handling
635 		 * XXX logic, and for now we can at least remove a machine-
636 		 * XXX dependent wart from the PCI front-end.
637 		 */
638 		ea = prop_dictionary_get(device_properties(&sc->sc_dev),
639 					 "mac-addr");
640 		if (ea != NULL) {
641 			extern int tlp_srom_debug;
642 			KASSERT(prop_object_type(ea) == PROP_TYPE_DATA);
643 			KASSERT(prop_data_size(ea) == ETHER_ADDR_LEN);
644 
645 			memcpy(enaddr, prop_data_data_nocopy(ea),
646 			       ETHER_ADDR_LEN);
647 
648 			sc->sc_srom_addrbits = 6;
649 			sc->sc_srom = malloc(TULIP_ROM_SIZE(6), M_DEVBUF,
650 			    M_NOWAIT|M_ZERO);
651 			memcpy(sc->sc_srom, enaddr, sizeof(enaddr));
652 			if (tlp_srom_debug) {
653 				printf("SROM CONTENTS:");
654 				for (i = 0; i < TULIP_ROM_SIZE(6); i++) {
655 					if ((i % 8) == 0)
656 						printf("\n\t");
657 					printf("0x%02x ", sc->sc_srom[i]);
658 				}
659 				printf("\n");
660 			}
661 			break;
662 		}
663 
664 		/* Check for a slaved ROM on a multi-port board. */
665 		tlp_pci_check_slaved(psc, TULIP_PCI_SHAREDROM,
666 		    TULIP_PCI_SLAVEROM);
667 		if (psc->sc_flags & TULIP_PCI_SLAVEROM) {
668 			sc->sc_srom_addrbits =
669 			    psc->sc_master->sc_tulip.sc_srom_addrbits;
670 			sc->sc_srom = psc->sc_master->sc_tulip.sc_srom;
671 			enaddr[5] +=
672 			    sc->sc_devno - psc->sc_master->sc_tulip.sc_devno;
673 		}
674 		else if (tlp_read_srom(sc) == 0)
675 			goto cant_cope;
676 		break;
677 	}
678 
679 	/*
680 	 * Deal with chip/board quirks.  This includes setting up
681 	 * the mediasw, and extracting the Ethernet address from
682 	 * the rombuf.
683 	 */
684 	switch (sc->sc_chip) {
685 	case TULIP_CHIP_21040:
686 		/*
687 		 * Parse the Ethernet Address ROM.
688 		 */
689 		if (tlp_parse_old_srom(sc, enaddr) == 0)
690 			goto cant_cope;
691 
692 
693 		/*
694 		 * All 21040 boards start out with the same
695 		 * media switch.
696 		 */
697 		sc->sc_mediasw = &tlp_21040_mediasw;
698 
699 		/*
700 		 * Deal with any quirks this board might have.
701 		 */
702 		tlp_pci_get_quirks(psc, enaddr, tlp_pci_21040_quirks);
703 		break;
704 
705 	case TULIP_CHIP_21041:
706 		/* Check for new format SROM. */
707 		if (tlp_isv_srom_enaddr(sc, enaddr) == 0) {
708 			/*
709 			 * Not an ISV SROM; try the old DEC Ethernet Address
710 			 * ROM format.
711 			 */
712 			if (tlp_parse_old_srom(sc, enaddr) == 0)
713 				goto cant_cope;
714 		}
715 
716 		/*
717 		 * All 21041 boards use the same media switch; they all
718 		 * work basically the same!  Yippee!
719 		 */
720 		sc->sc_mediasw = &tlp_21041_mediasw;
721 
722 		/*
723 		 * Deal with any quirks this board might have.
724 		 */
725 		tlp_pci_get_quirks(psc, enaddr, tlp_pci_21041_quirks);
726 		break;
727 
728 	case TULIP_CHIP_21140:
729 	case TULIP_CHIP_21140A:
730 		/* Check for new format SROM. */
731 		if (tlp_isv_srom_enaddr(sc, enaddr) == 0) {
732 			/*
733 			 * Not an ISV SROM; try the old DEC Ethernet Address
734 			 * ROM format.
735 			 */
736 			if (tlp_parse_old_srom(sc, enaddr) == 0)
737 				goto cant_cope;
738 		} else {
739 			/*
740 			 * We start out with the 2114x ISV media switch.
741 			 * When we search for quirks, we may change to
742 			 * a different switch.
743 			 */
744 			sc->sc_mediasw = &tlp_2114x_isv_mediasw;
745 		}
746 
747 		/*
748 		 * Deal with any quirks this board might have.
749 		 */
750 		tlp_pci_get_quirks(psc, enaddr, tlp_pci_21140_quirks);
751 
752 		/*
753 		 * Bail out now if we can't deal with this board.
754 		 */
755 		if (sc->sc_mediasw == NULL)
756 			goto cant_cope;
757 		break;
758 
759 	case TULIP_CHIP_21142:
760 	case TULIP_CHIP_21143:
761 		/* Check for new format SROM. */
762 		if (tlp_isv_srom_enaddr(sc, enaddr) == 0) {
763 			/*
764 			 * Not an ISV SROM; try the old DEC Ethernet Address
765 			 * ROM format.
766 			 */
767 			if (tlp_parse_old_srom(sc, enaddr) == 0) {
768 				/*
769 				 * One last try: just copy the address
770 				 * from offset 20 and try to look
771 				 * up quirks.
772 				 */
773 				memcpy(enaddr, &sc->sc_srom[20],
774 				    ETHER_ADDR_LEN);
775 			}
776 		} else {
777 			/*
778 			 * We start out with the 2114x ISV media switch.
779 			 * When we search for quirks, we may change to
780 			 * a different switch.
781 			 */
782 			sc->sc_mediasw = &tlp_2114x_isv_mediasw;
783 		}
784 
785 		/*
786 		 * Deal with any quirks this board might have.
787 		 */
788 		tlp_pci_get_quirks(psc, enaddr, tlp_pci_21142_quirks);
789 
790 		/*
791 		 * Bail out now if we can't deal with this board.
792 		 */
793 		if (sc->sc_mediasw == NULL)
794 			goto cant_cope;
795 		break;
796 
797 	case TULIP_CHIP_82C168:
798 	case TULIP_CHIP_82C169:
799 		/*
800 		 * Lite-On PNIC's Ethernet address is the first 6
801 		 * bytes of its EEPROM.
802 		 */
803 		memcpy(enaddr, sc->sc_srom, ETHER_ADDR_LEN);
804 
805 		/*
806 		 * Lite-On PNICs always use the same mediasw; we
807 		 * select MII vs. internal NWAY automatically.
808 		 */
809 		sc->sc_mediasw = &tlp_pnic_mediasw;
810 		break;
811 
812 	case TULIP_CHIP_MX98713:
813 		/*
814 		 * The Macronix MX98713 has an MII and GPIO, but no
815 		 * internal Nway block.  This chip is basically a
816 		 * perfect 21140A clone, with the exception of the
817 		 * a magic register frobbing in order to make the
818 		 * interface function.
819 		 */
820 		if (tlp_isv_srom_enaddr(sc, enaddr)) {
821 			sc->sc_mediasw = &tlp_2114x_isv_mediasw;
822 			break;
823 		}
824 		/* FALLTHROUGH */
825 
826 	case TULIP_CHIP_82C115:
827 		/*
828 		 * Yippee!  The Lite-On 82C115 is a clone of
829 		 * the MX98725 (the data sheet even says `MXIC'
830 		 * on it)!  Imagine that, a clone of a clone.
831 		 *
832 		 * The differences are really minimal:
833 		 *
834 		 *	- Wake-On-LAN support
835 		 *	- 128-bit multicast hash table, rather than
836 		 *	  the standard 512-bit hash table
837 		 */
838 		/* FALLTHROUGH */
839 
840 	case TULIP_CHIP_MX98713A:
841 	case TULIP_CHIP_MX98715A:
842 	case TULIP_CHIP_MX98715AEC_X:
843 	case TULIP_CHIP_MX98725:
844 		/*
845 		 * The MX98713A has an MII as well as an internal Nway block,
846 		 * but no GPIO.  The MX98715 and MX98725 have an internal
847 		 * Nway block only.
848 		 *
849 		 * The internal Nway block, unlike the Lite-On PNIC's, does
850 		 * just that - performs Nway.  Once autonegotiation completes,
851 		 * we must program the GPR media information into the chip.
852 		 *
853 		 * The byte offset of the Ethernet address is stored at
854 		 * offset 0x70.
855 		 */
856 		memcpy(enaddr, &sc->sc_srom[sc->sc_srom[0x70]], ETHER_ADDR_LEN);
857 		sc->sc_mediasw = &tlp_pmac_mediasw;
858 		break;
859 
860 	case TULIP_CHIP_WB89C840F:
861 		/*
862 		 * Winbond 89C840F's Ethernet address is the first
863 		 * 6 bytes of its EEPROM.
864 		 */
865 		memcpy(enaddr, sc->sc_srom, ETHER_ADDR_LEN);
866 
867 		/*
868 		 * Winbond 89C840F has an MII attached to the SIO.
869 		 */
870 		sc->sc_mediasw = &tlp_sio_mii_mediasw;
871 		break;
872 
873 	case TULIP_CHIP_AL981:
874 		/*
875 		 * The ADMtek AL981's Ethernet address is located
876 		 * at offset 8 of its EEPROM.
877 		 */
878 		memcpy(enaddr, &sc->sc_srom[8], ETHER_ADDR_LEN);
879 
880 		/*
881 		 * ADMtek AL981 has a built-in PHY accessed through
882 		 * special registers.
883 		 */
884 		sc->sc_mediasw = &tlp_al981_mediasw;
885 		break;
886 
887 	case TULIP_CHIP_AN983:
888 	case TULIP_CHIP_AN985:
889 		/*
890 		 * The ADMtek AN985's Ethernet address is located
891 		 * at offset 8 of its EEPROM.
892 		 */
893 		memcpy(enaddr, &sc->sc_srom[8], ETHER_ADDR_LEN);
894 
895 		/*
896 		 * The ADMtek AN985 can be configured in Single-Chip
897 		 * mode or MAC-only mode.  Single-Chip uses the built-in
898 		 * PHY, MAC-only has an external PHY (usually HomePNA).
899 		 * The selection is based on an EEPROM setting, and both
900 		 * PHYs are accessed via MII attached to SIO.
901 		 *
902 		 * The AN985 "ghosts" the internal PHY onto all
903 		 * MII addresses, so we have to use a media init
904 		 * routine that limits the search.
905 		 * XXX How does this work with MAC-only mode?
906 		 */
907 		sc->sc_mediasw = &tlp_an985_mediasw;
908 		break;
909 
910 	case TULIP_CHIP_DM9102:
911 	case TULIP_CHIP_DM9102A:
912 		/*
913 		 * Some boards with the Davicom chip have an ISV
914 		 * SROM (mostly DM9102A boards -- trying to describe
915 		 * the HomePNA PHY, probably) although the data in
916 		 * them is generally wrong.  Check for ISV format
917 		 * and grab the Ethernet address that way, and if
918 		 * that fails, fall back on grabbing it from an
919 		 * observed offset of 20 (which is where it would
920 		 * be in an ISV SROM anyhow, tho ISV can cope with
921 		 * multi-port boards).
922 		 */
923 		if (!tlp_isv_srom_enaddr(sc, enaddr)) {
924 #ifdef __sparc__
925 			if ((sc->sc_srom[20] == 0 &&
926 			     sc->sc_srom[21] == 0 &&
927 			     sc->sc_srom[22] == 0) ||
928 			    (sc->sc_srom[20] == 0xff &&
929 			     sc->sc_srom[21] == 0xff &&
930 			     sc->sc_srom[22] == 0xff)) {
931 				prom_getether(PCITAG_NODE(pa->pa_tag), enaddr);
932 			} else
933 #endif
934 			memcpy(enaddr, &sc->sc_srom[20], ETHER_ADDR_LEN);
935 		}
936 
937 		/*
938 		 * Davicom chips all have an internal MII interface
939 		 * and a built-in PHY.  DM9102A also has a an external
940 		 * MII interface, usually with a HomePNA PHY attached
941 		 * to it.
942 		 */
943 		sc->sc_mediasw = &tlp_dm9102_mediasw;
944 		break;
945 
946 	case TULIP_CHIP_AX88140:
947 	case TULIP_CHIP_AX88141:
948 		/*
949 		 * ASIX AX88140/AX88141 Ethernet Address is located at offset
950 		 * 20 of the SROM.
951 		 */
952 		memcpy(enaddr, &sc->sc_srom[20], ETHER_ADDR_LEN);
953 
954 		/*
955 		 * ASIX AX88140A/AX88141 chip can have a built-in PHY or
956 		 * an external MII interface.
957 		 */
958 		sc->sc_mediasw = &tlp_asix_mediasw;
959 		break;
960 
961 	case TULIP_CHIP_RS7112:
962 		/*
963 		 * RS7112 Ethernet Address is located of offset 0x19a
964 		 * of the SROM
965 		 */
966 		memcpy(enaddr, &sc->sc_srom[0x19a], ETHER_ADDR_LEN);
967 
968 		/* RS7112 chip has a PHY at MII address 1 */
969 		sc->sc_mediasw = &tlp_rs7112_mediasw;
970 		break;
971 
972 	default:
973  cant_cope:
974 		printf("%s: sorry, unable to handle your board\n",
975 		    sc->sc_dev.dv_xname);
976 		return;
977 	}
978 
979 	/*
980 	 * Handle shared interrupts.
981 	 */
982 	if (psc->sc_flags & TULIP_PCI_SHAREDINTR) {
983 		if (psc->sc_master)
984 			psc->sc_flags |= TULIP_PCI_SLAVEINTR;
985 		else {
986 			tlp_pci_check_slaved(psc, TULIP_PCI_SHAREDINTR,
987 			    TULIP_PCI_SLAVEINTR);
988 			if (psc->sc_master == NULL)
989 				psc->sc_master = psc;
990 		}
991 		LIST_INSERT_HEAD(&psc->sc_master->sc_intrslaves,
992 		    psc, sc_intrq);
993 	}
994 
995 	if (psc->sc_flags & TULIP_PCI_SLAVEINTR) {
996 		printf("%s: sharing interrupt with %s\n",
997 		    sc->sc_dev.dv_xname,
998 		    psc->sc_master->sc_tulip.sc_dev.dv_xname);
999 	} else {
1000 		/*
1001 		 * Map and establish our interrupt.
1002 		 */
1003 		if (pci_intr_map(pa, &ih)) {
1004 			printf("%s: unable to map interrupt\n",
1005 			    sc->sc_dev.dv_xname);
1006 			return;
1007 		}
1008 		intrstr = pci_intr_string(pc, ih);
1009 		psc->sc_ih = pci_intr_establish(pc, ih, IPL_NET,
1010 		    (psc->sc_flags & TULIP_PCI_SHAREDINTR) ?
1011 		    tlp_pci_shared_intr : tlp_intr, sc);
1012 		if (psc->sc_ih == NULL) {
1013 			printf("%s: unable to establish interrupt",
1014 			    sc->sc_dev.dv_xname);
1015 			if (intrstr != NULL)
1016 				printf(" at %s", intrstr);
1017 			printf("\n");
1018 			return;
1019 		}
1020 		printf("%s: interrupting at %s\n", sc->sc_dev.dv_xname,
1021 		    intrstr);
1022 	}
1023 
1024 	/*
1025 	 * Finish off the attach.
1026 	 */
1027 	tlp_attach(sc, enaddr);
1028 }
1029 
1030 static int
1031 tlp_pci_shared_intr(void *arg)
1032 {
1033 	struct tulip_pci_softc *master = arg, *slave;
1034 	int rv = 0;
1035 
1036 	for (slave = LIST_FIRST(&master->sc_intrslaves);
1037 	     slave != NULL;
1038 	     slave = LIST_NEXT(slave, sc_intrq))
1039 		rv |= tlp_intr(&slave->sc_tulip);
1040 
1041 	return (rv);
1042 }
1043 
1044 static void
1045 tlp_pci_dec_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
1046 {
1047 	struct tulip_softc *sc = &psc->sc_tulip;
1048 
1049 	/*
1050 	 * This isn't really a quirk-gathering device, really.  We
1051 	 * just want to get the spiffy DEC board name from the SROM.
1052 	 */
1053 	strcpy(sc->sc_name, "DEC ");
1054 
1055 	if (memcmp(&sc->sc_srom[29], "DE500", 5) == 0 ||
1056 	    memcmp(&sc->sc_srom[29], "DE450", 5) == 0)
1057 		memcpy(&sc->sc_name[4], &sc->sc_srom[29], 8);
1058 	else
1059 		sc->sc_name[3] = '\0';
1060 }
1061 
1062 static void
1063 tlp_pci_znyx_21040_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
1064 {
1065 	struct tulip_softc *sc = &psc->sc_tulip;
1066 	u_int16_t id = 0;
1067 
1068 	/*
1069 	 * If we have a slaved ROM, just copy the bits from the master.
1070 	 * This is in case we fail the ROM ID check (older boards) and
1071 	 * need to fall back on Ethernet address model checking; that
1072 	 * will fail for slave chips.
1073 	 */
1074 	if (psc->sc_flags & TULIP_PCI_SLAVEROM) {
1075 		strcpy(sc->sc_name, psc->sc_master->sc_tulip.sc_name);
1076 		sc->sc_mediasw = psc->sc_master->sc_tulip.sc_mediasw;
1077 		psc->sc_flags |=
1078 		    psc->sc_master->sc_flags & TULIP_PCI_SHAREDINTR;
1079 		return;
1080 	}
1081 
1082 	if (sc->sc_srom[32] == 0x4a && sc->sc_srom[33] == 0x52) {
1083 		id = sc->sc_srom[37] | (sc->sc_srom[36] << 8);
1084 		switch (id) {
1085  zx312:
1086 		case 0x0602:	/* ZX312 */
1087 			strcpy(sc->sc_name, "ZNYX ZX312");
1088 			return;
1089 
1090 		case 0x0622:	/* ZX312T */
1091 			strcpy(sc->sc_name, "ZNYX ZX312T");
1092 			sc->sc_mediasw = &tlp_21040_tp_mediasw;
1093 			return;
1094 
1095  zx314_inta:
1096 		case 0x0701:	/* ZX314 INTA */
1097 			psc->sc_flags |= TULIP_PCI_SHAREDINTR;
1098 			/* FALLTHROUGH */
1099 		case 0x0711:	/* ZX314 */
1100 			strcpy(sc->sc_name, "ZNYX ZX314");
1101 			psc->sc_flags |= TULIP_PCI_SHAREDROM;
1102 			sc->sc_mediasw = &tlp_21040_tp_mediasw;
1103 			return;
1104 
1105  zx315_inta:
1106 		case 0x0801:	/* ZX315 INTA */
1107 			psc->sc_flags |= TULIP_PCI_SHAREDINTR;
1108 			/* FALLTHROUGH */
1109 		case 0x0811:	/* ZX315 */
1110 			strcpy(sc->sc_name, "ZNYX ZX315");
1111 			psc->sc_flags |= TULIP_PCI_SHAREDROM;
1112 			return;
1113 
1114 		default:
1115 			id = 0;
1116 			break;
1117 		}
1118 	}
1119 
1120 	/*
1121 	 * Deal with boards that have broken ROMs.
1122 	 */
1123 	if (id == 0) {
1124 		if ((enaddr[3] & ~3) == 0xf0 && (enaddr[5] & 3) == 0x00)
1125 			goto zx314_inta;
1126 		if ((enaddr[3] & ~3) == 0xf4 && (enaddr[5] & 1) == 0x00)
1127 			goto zx315_inta;
1128 		if ((enaddr[3] & ~3) == 0xec)
1129 			goto zx312;
1130 	}
1131 
1132 	strcpy(sc->sc_name, "ZNYX ZX31x");
1133 }
1134 
1135 static void	tlp_pci_znyx_21142_qs6611_reset(struct tulip_softc *);
1136 
1137 static void
1138 tlp_pci_znyx_21142_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
1139 {
1140 	struct tulip_softc *sc = &psc->sc_tulip;
1141 	pcireg_t subid;
1142 
1143 	subid = pci_conf_read(psc->sc_pc, psc->sc_pcitag, PCI_SUBSYS_ID_REG);
1144 
1145 	if (PCI_VENDOR(subid) != PCI_VENDOR_ZNYX)
1146 		return;		/* ? */
1147 
1148 	switch (PCI_PRODUCT(subid) & 0xff) {
1149 	/*
1150 	 * ZNYX 21143 boards with QS6611 PHY
1151 	 */
1152 	case 0x12:	/* ZX345Q */
1153 	case 0x13:	/* ZX346Q */
1154 	case 0x14:	/* ZX348Q */
1155 	case 0x18:	/* ZX414 */
1156 	case 0x19:	/* ZX412 */
1157 	case 0x1a:	/* ZX444 */
1158 	case 0x1b:	/* ZX442 */
1159 	case 0x23:	/* ZX212 */
1160 	case 0x24:	/* ZX214 */
1161 	case 0x29:	/* ZX374 */
1162 	case 0x2d:	/* ZX372 */
1163 	case 0x2b:	/* ZX244 */
1164 	case 0x2c:	/* ZX424 */
1165 	case 0x2e:	/* ZX422 */
1166 		printf("%s: QS6611 PHY\n", sc->sc_dev.dv_xname);
1167 		sc->sc_reset = tlp_pci_znyx_21142_qs6611_reset;
1168 		break;
1169 	}
1170 }
1171 
1172 static void
1173 tlp_pci_znyx_21142_qs6611_reset(struct tulip_softc *sc)
1174 {
1175 
1176 	/*
1177 	 * Reset QS6611 PHY.
1178 	 */
1179 	TULIP_WRITE(sc, CSR_SIAGEN,
1180 	    SIAGEN_CWE | SIAGEN_LGS1 | SIAGEN_ABM | (0xf << 16));
1181 	delay(200);
1182 	TULIP_WRITE(sc, CSR_SIAGEN, (0x4 << 16));
1183 	delay(10000);
1184 }
1185 
1186 static void
1187 tlp_pci_smc_21040_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
1188 {
1189 	struct tulip_softc *sc = &psc->sc_tulip;
1190 	u_int16_t id1, id2, ei;
1191 	int auibnc = 0, utp = 0;
1192 	char *cp;
1193 
1194 	id1 = sc->sc_srom[0x60] | (sc->sc_srom[0x61] << 8);
1195 	id2 = sc->sc_srom[0x62] | (sc->sc_srom[0x63] << 8);
1196 	ei  = sc->sc_srom[0x66] | (sc->sc_srom[0x67] << 8);
1197 
1198 	strcpy(sc->sc_name, "SMC 8432");
1199 	cp = &sc->sc_name[8];
1200 
1201 	if ((id1 & 1) == 0) {
1202 		*cp++ = 'B';
1203 		auibnc = 1;
1204 	}
1205 	if ((id1 & 0xff) > 0x32) {
1206 		*cp++ = 'T';
1207 		utp = 1;
1208 	}
1209 	if ((id1 & 0x4000) == 0) {
1210 		*cp++ = 'A';
1211 		auibnc = 1;
1212 	}
1213 	if (id2 == 0x15) {
1214 		sc->sc_name[7] = '4';
1215 		*cp++ = '-';
1216 		*cp++ = 'C';
1217 		*cp++ = 'H';
1218 		*cp++ = ei ? '2' : '1';
1219 	}
1220 	*cp = '\0';
1221 
1222 	if (utp != 0 && auibnc == 0)
1223 		sc->sc_mediasw = &tlp_21040_tp_mediasw;
1224 	else if (utp == 0 && auibnc != 0)
1225 		sc->sc_mediasw = &tlp_21040_auibnc_mediasw;
1226 }
1227 
1228 static void
1229 tlp_pci_cogent_21040_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
1230 {
1231 
1232 	strcpy(psc->sc_tulip.sc_name, "Cogent multi-port");
1233 	psc->sc_flags |= TULIP_PCI_SHAREDINTR|TULIP_PCI_SHAREDROM;
1234 }
1235 
1236 static void
1237 tlp_pci_accton_21040_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
1238 {
1239 
1240 	strcpy(psc->sc_tulip.sc_name, "ACCTON EN1203");
1241 }
1242 
1243 static void	tlp_pci_asante_21140_reset(struct tulip_softc *);
1244 
1245 static void
1246 tlp_pci_asante_21140_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
1247 {
1248 	struct tulip_softc *sc = &psc->sc_tulip;
1249 
1250 	/*
1251 	 * Some Asante boards don't use the ISV SROM format.  For
1252 	 * those that don't, we initialize the GPIO direction bits,
1253 	 * and provide our own reset hook, which resets the MII.
1254 	 *
1255 	 * All of these boards use SIO-attached-MII media.
1256 	 */
1257 	if (sc->sc_mediasw == &tlp_2114x_isv_mediasw)
1258 		return;
1259 
1260 	strcpy(sc->sc_name, "Asante");
1261 
1262 	sc->sc_gp_dir = 0xbf;
1263 	sc->sc_reset = tlp_pci_asante_21140_reset;
1264 	sc->sc_mediasw = &tlp_sio_mii_mediasw;
1265 }
1266 
1267 static void
1268 tlp_pci_asante_21140_reset(struct tulip_softc *sc)
1269 {
1270 
1271 	TULIP_WRITE(sc, CSR_GPP, GPP_GPC | sc->sc_gp_dir);
1272 	TULIP_WRITE(sc, CSR_GPP, 0x8);
1273 	delay(100);
1274 	TULIP_WRITE(sc, CSR_GPP, 0);
1275 }
1276 
1277 static void	tlp_pci_phobos_21140_reset(struct tulip_softc *);
1278 
1279 static void
1280 tlp_pci_phobos_21140_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
1281 {
1282 	struct tulip_softc *sc = &psc->sc_tulip;
1283 
1284 	/*
1285 	 * Phobo boards just use MII-on_SIO.
1286 	 */
1287 	sc->sc_mediasw = &tlp_sio_mii_mediasw;
1288 	sc->sc_reset = tlp_pci_phobos_21140_reset;
1289 
1290 	/*
1291 	 * These boards appear solely on sgimips machines behind a special
1292 	 * GIO<->PCI ASIC and require the DBO and BLE bits to be set in CSR0.
1293 	 */
1294 	sc->sc_flags |= (TULIPF_BLE | TULIPF_DBO);
1295 }
1296 
1297 static void
1298 tlp_pci_phobos_21140_reset(struct tulip_softc *sc)
1299 {
1300 
1301 	TULIP_WRITE(sc, CSR_GPP, 0x1fd);
1302 	delay(10);
1303 	TULIP_WRITE(sc, CSR_GPP, 0xfd);
1304 	delay(10);
1305 	TULIP_WRITE(sc, CSR_GPP, 0);
1306 }
1307 
1308 /*
1309  * SMC 9332DST media switch.
1310  */
1311 static void	tlp_smc9332dst_tmsw_init(struct tulip_softc *);
1312 
1313 static const struct tulip_mediasw tlp_smc9332dst_mediasw = {
1314 	tlp_smc9332dst_tmsw_init,
1315 	tlp_21140_gpio_get,
1316 	tlp_21140_gpio_set
1317 };
1318 
1319 static void
1320 tlp_pci_smc_21140_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
1321 {
1322 	struct tulip_softc *sc = &psc->sc_tulip;
1323 
1324 	if (sc->sc_mediasw != NULL) {
1325 		return;
1326 	}
1327 	strcpy(psc->sc_tulip.sc_name, "SMC 9332DST");
1328 	sc->sc_mediasw = &tlp_smc9332dst_mediasw;
1329 }
1330 
1331 static void
1332 tlp_smc9332dst_tmsw_init(struct tulip_softc *sc)
1333 {
1334 	struct tulip_21x4x_media *tm;
1335 	const char *sep = "";
1336 	uint32_t reg;
1337 	int i, cnt;
1338 
1339 	sc->sc_gp_dir = GPP_SMC9332DST_PINS;
1340 	sc->sc_opmode = OPMODE_MBO | OPMODE_PS;
1341 	TULIP_WRITE(sc, CSR_OPMODE, sc->sc_opmode);
1342 
1343 	ifmedia_init(&sc->sc_mii.mii_media, 0, tlp_mediachange,
1344 	    tlp_mediastatus);
1345 	printf("%s: ", sc->sc_dev.dv_xname);
1346 
1347 #define	ADD(m, c) \
1348 	tm = malloc(sizeof(*tm), M_DEVBUF, M_WAITOK|M_ZERO);		\
1349 	tm->tm_opmode = (c);						\
1350 	tm->tm_gpdata = GPP_SMC9332DST_INIT;				\
1351 	ifmedia_add(&sc->sc_mii.mii_media, (m), 0, tm)
1352 #define	PRINT(str)	printf("%s%s", sep, str); sep = ", "
1353 
1354 	ADD(IFM_MAKEWORD(IFM_ETHER, IFM_10_T, 0, 0), OPMODE_TTM);
1355 	PRINT("10baseT");
1356 
1357 	ADD(IFM_MAKEWORD(IFM_ETHER, IFM_10_T, IFM_FDX, 0),
1358 	    OPMODE_TTM | OPMODE_FD);
1359 	PRINT("10baseT-FDX");
1360 
1361 	ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_TX, 0, 0),
1362 	    OPMODE_PS | OPMODE_PCS | OPMODE_SCR);
1363 	PRINT("100baseTX");
1364 
1365 	ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_TX, IFM_FDX, 0),
1366 	    OPMODE_PS | OPMODE_PCS | OPMODE_SCR | OPMODE_FD);
1367 	PRINT("100baseTX-FDX");
1368 
1369 #undef ADD
1370 #undef PRINT
1371 
1372 	printf("\n");
1373 
1374 	tlp_reset(sc);
1375 	TULIP_WRITE(sc, CSR_OPMODE, sc->sc_opmode | OPMODE_PCS | OPMODE_SCR);
1376 	TULIP_WRITE(sc, CSR_GPP, GPP_GPC | sc->sc_gp_dir);
1377 	delay(10);
1378 	TULIP_WRITE(sc, CSR_GPP, GPP_SMC9332DST_INIT);
1379 	delay(200000);
1380 	cnt = 0;
1381 	for (i = 1000; i > 0; i--) {
1382 		reg = TULIP_READ(sc, CSR_GPP);
1383 		if ((~reg & (GPP_SMC9332DST_OK10 |
1384 			     GPP_SMC9332DST_OK100)) == 0) {
1385 			if (cnt++ > 100) {
1386 				break;
1387 			}
1388 		} else if ((reg & GPP_SMC9332DST_OK10) == 0) {
1389 			break;
1390 		} else {
1391 			cnt = 0;
1392 		}
1393 		delay(1000);
1394 	}
1395 	if (cnt > 100) {
1396 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_100_TX);
1397 	} else {
1398 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_10_T);
1399 	}
1400 }
1401 
1402 static void
1403 tlp_pci_vpc_21140_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
1404 {
1405 	struct tulip_softc *sc = &psc->sc_tulip;
1406 	char *p1 = (char *) &sc->sc_srom[32];
1407 	char *p2 = &sc->sc_name[0];
1408 
1409 	do {
1410 		if ((unsigned char) *p1 & 0x80)
1411 			*p2++ = ' ';
1412 		else
1413 			*p2++ = *p1;
1414 	} while (*p1++);
1415 }
1416 
1417 static void	tlp_pci_cobalt_21142_reset(struct tulip_softc *);
1418 
1419 static void
1420 tlp_pci_cobalt_21142_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
1421 {
1422 	struct tulip_softc *sc = &psc->sc_tulip;
1423 
1424 	/*
1425 	 * Cobalt Networks interfaces are just MII-on-SIO.
1426 	 */
1427 	sc->sc_reset = tlp_pci_cobalt_21142_reset;
1428 	sc->sc_mediasw = &tlp_sio_mii_mediasw;
1429 
1430 	/*
1431 	 * The Cobalt systems tend to fall back to store-and-forward
1432 	 * pretty quickly, so we select that from the beginning to
1433 	 * avoid initial timeouts.
1434 	 */
1435 	sc->sc_txthresh = TXTH_SF;
1436 }
1437 
1438 static void
1439 tlp_pci_cobalt_21142_reset(struct tulip_softc *sc)
1440 {
1441 	/*
1442 	 * Reset PHY.
1443 	 */
1444 	TULIP_WRITE(sc, CSR_SIAGEN, SIAGEN_CWE | (1 << 16));
1445 	delay(10);
1446 	TULIP_WRITE(sc, CSR_SIAGEN, SIAGEN_CWE);
1447 	delay(10);
1448 }
1449 
1450 static void
1451 tlp_pci_algor_21142_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
1452 {
1453 	struct tulip_softc *sc = &psc->sc_tulip;
1454 
1455 	/*
1456 	 * Algorithmics boards just have MII-on-SIO.
1457 	 *
1458 	 * XXX They also have AUI on the serial interface.
1459 	 * XXX Deal with this.
1460 	 */
1461 	sc->sc_mediasw = &tlp_sio_mii_mediasw;
1462 }
1463 
1464 /*
1465  * Cogent EM1x0 (aka. Adaptec ANA-6910) media switch.
1466  */
1467 static void	tlp_cogent_em1x0_tmsw_init(struct tulip_softc *);
1468 
1469 static const struct tulip_mediasw tlp_cogent_em1x0_mediasw = {
1470 	tlp_cogent_em1x0_tmsw_init,
1471 	tlp_21140_gpio_get,
1472 	tlp_21140_gpio_set
1473 };
1474 
1475 static void
1476 tlp_pci_adaptec_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
1477 {
1478 	struct tulip_softc *sc = &psc->sc_tulip;
1479 	uint8_t *srom = sc->sc_srom, id0;
1480 	uint16_t id1, id2;
1481 
1482 	if (sc->sc_mediasw == NULL) {
1483 		id0 = srom[32];
1484 		switch (id0) {
1485 		case 0x12:
1486 			strcpy(psc->sc_tulip.sc_name, "Cogent EM100TX");
1487  			sc->sc_mediasw = &tlp_cogent_em1x0_mediasw;
1488 			break;
1489 
1490 		case 0x15:
1491 			strcpy(psc->sc_tulip.sc_name, "Cogent EM100FX");
1492  			sc->sc_mediasw = &tlp_cogent_em1x0_mediasw;
1493 			break;
1494 
1495 #if 0
1496 		case XXX:
1497 			strcpy(psc->sc_tulip.sc_name, "Cogent EM110TX");
1498  			sc->sc_mediasw = &tlp_cogent_em1x0_mediasw;
1499 			break;
1500 #endif
1501 
1502 		default:
1503 			printf("%s: unknown Cogent board ID 0x%02x\n",
1504 			    sc->sc_dev.dv_xname, id0);
1505 		}
1506 		return;
1507 	}
1508 
1509 	id1 = TULIP_ROM_GETW(srom, 0);
1510 	id2 = TULIP_ROM_GETW(srom, 2);
1511 	if (id1 != 0x1109) {
1512 		goto unknown;
1513 	}
1514 
1515 	switch (id2) {
1516 	case 0x1900:
1517 		strcpy(psc->sc_tulip.sc_name, "Adaptec ANA-6911");
1518 		break;
1519 
1520 	case 0x2400:
1521 		strcpy(psc->sc_tulip.sc_name, "Adaptec ANA-6944A");
1522 		psc->sc_flags |= TULIP_PCI_SHAREDINTR|TULIP_PCI_SHAREDROM;
1523 		break;
1524 
1525 	case 0x2b00:
1526 		strcpy(psc->sc_tulip.sc_name, "Adaptec ANA-6911A");
1527 		break;
1528 
1529 	case 0x3000:
1530 		strcpy(psc->sc_tulip.sc_name, "Adaptec ANA-6922");
1531 		psc->sc_flags |= TULIP_PCI_SHAREDINTR|TULIP_PCI_SHAREDROM;
1532 		break;
1533 
1534 	default:
1535 unknown:
1536 		printf("%s: unknown Adaptec/Cogent board ID 0x%04x/0x%04x\n",
1537 		    sc->sc_dev.dv_xname, id1, id2);
1538 	}
1539 }
1540 
1541 static void
1542 tlp_cogent_em1x0_tmsw_init(struct tulip_softc *sc)
1543 {
1544 	struct tulip_21x4x_media *tm;
1545 	const char *sep = "";
1546 
1547 	sc->sc_gp_dir = GPP_COGENT_EM1x0_PINS;
1548 	sc->sc_opmode = OPMODE_MBO | OPMODE_PS;
1549 	TULIP_WRITE(sc, CSR_OPMODE, sc->sc_opmode);
1550 
1551 	ifmedia_init(&sc->sc_mii.mii_media, 0, tlp_mediachange,
1552 	    tlp_mediastatus);
1553 	printf("%s: ", sc->sc_dev.dv_xname);
1554 
1555 #define	ADD(m, c) \
1556 	tm = malloc(sizeof(*tm), M_DEVBUF, M_WAITOK|M_ZERO);		\
1557 	tm->tm_opmode = (c);						\
1558 	tm->tm_gpdata = GPP_COGENT_EM1x0_INIT;				\
1559 	ifmedia_add(&sc->sc_mii.mii_media, (m), 0, tm)
1560 #define	PRINT(str)	printf("%s%s", sep, str); sep = ", "
1561 
1562 	if (sc->sc_srom[32] == 0x15) {
1563 		ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_FX, 0, 0),
1564 		    OPMODE_PS | OPMODE_PCS);
1565 		PRINT("100baseFX");
1566 
1567 		ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_FX, IFM_FDX, 0),
1568 		    OPMODE_PS | OPMODE_PCS | OPMODE_FD);
1569 		PRINT("100baseFX-FDX");
1570 		printf("\n");
1571 
1572 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_100_FX);
1573 	} else {
1574 		ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_TX, 0, 0),
1575 		    OPMODE_PS | OPMODE_PCS | OPMODE_SCR);
1576 		PRINT("100baseTX");
1577 
1578 		ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_FX, IFM_FDX, 0),
1579 		    OPMODE_PS | OPMODE_PCS | OPMODE_SCR | OPMODE_FD);
1580 		PRINT("100baseTX-FDX");
1581 		printf("\n");
1582 
1583 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_100_TX);
1584 	}
1585 
1586 #undef ADD
1587 #undef PRINT
1588 }
1589 
1590 static void	tlp_pci_netwinder_21142_reset(struct tulip_softc *);
1591 
1592 static void
1593 tlp_pci_netwinder_21142_quirks(struct tulip_pci_softc *psc,
1594     const u_int8_t *enaddr)
1595 {
1596 	struct tulip_softc *sc = &psc->sc_tulip;
1597 
1598 	/*
1599 	 * Netwinders just use MII-on_SIO.
1600 	 */
1601 	sc->sc_mediasw = &tlp_sio_mii_mediasw;
1602 	sc->sc_reset = tlp_pci_netwinder_21142_reset;
1603 }
1604 
1605 void
1606 tlp_pci_netwinder_21142_reset(struct tulip_softc *sc)
1607 {
1608 
1609 	/*
1610 	 * Reset the PHY.
1611 	 */
1612 	TULIP_WRITE(sc, CSR_SIAGEN, 0x0821 << 16);
1613 	delay(10);
1614 	TULIP_WRITE(sc, CSR_SIAGEN, 0x0000 << 16);
1615 	delay(10);
1616 	TULIP_WRITE(sc, CSR_SIAGEN, 0x0001 << 16);
1617 	delay(10);
1618 }
1619 
1620 static void	tlp_pci_phobos_21142_reset(struct tulip_softc *);
1621 
1622 static void
1623 tlp_pci_phobos_21142_quirks(struct tulip_pci_softc *psc, const u_int8_t *enaddr)
1624 {
1625 	struct tulip_softc *sc = &psc->sc_tulip;
1626 
1627 	/*
1628 	 * Phobo boards just use MII-on_SIO.
1629 	 */
1630 	sc->sc_mediasw = &tlp_sio_mii_mediasw;
1631 	sc->sc_reset = tlp_pci_phobos_21142_reset;
1632 
1633 	/*
1634 	 * These boards appear solely on sgimips machines behind a special
1635 	 * GIO<->PCI ASIC and require the DBO and BLE bits to be set in CSR0.
1636 	 */
1637 	sc->sc_flags |= (TULIPF_BLE | TULIPF_DBO);
1638 }
1639 
1640 static void
1641 tlp_pci_phobos_21142_reset(struct tulip_softc *sc)
1642 {
1643 	/*
1644 	 * Reset PHY.
1645 	 */
1646 	TULIP_WRITE(sc, CSR_SIAGEN, (0x880f << 16));
1647 	delay(10);
1648 	TULIP_WRITE(sc, CSR_SIAGEN, (0x800f << 16));
1649 	delay(10);
1650 }
1651