xref: /netbsd/sys/dev/pci/if_tlp_pci.c (revision c4a72b64)
1 /*	$NetBSD: if_tlp_pci.c,v 1.70 2002/10/09 16:59:19 jdolecek 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 1.70 2002/10/09 16:59:19 jdolecek 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 
68 #include <dev/mii/miivar.h>
69 #include <dev/mii/mii_bitbang.h>
70 
71 #include <dev/ic/tulipreg.h>
72 #include <dev/ic/tulipvar.h>
73 
74 #include <dev/pci/pcivar.h>
75 #include <dev/pci/pcireg.h>
76 #include <dev/pci/pcidevs.h>
77 
78 /*
79  * PCI configuration space registers used by the Tulip.
80  */
81 #define	TULIP_PCI_IOBA		0x10	/* i/o mapped base */
82 #define	TULIP_PCI_MMBA		0x14	/* memory mapped base */
83 #define	TULIP_PCI_CFDA		0x40	/* configuration driver area */
84 
85 #define	CFDA_SLEEP		0x80000000	/* sleep mode */
86 #define	CFDA_SNOOZE		0x40000000	/* snooze mode */
87 
88 struct tulip_pci_softc {
89 	struct tulip_softc sc_tulip;	/* real Tulip softc */
90 
91 	/* PCI-specific goo. */
92 	void	*sc_ih;			/* interrupt handle */
93 
94 	pci_chipset_tag_t sc_pc;	/* our PCI chipset */
95 	pcitag_t sc_pcitag;		/* our PCI tag */
96 
97 	int	sc_flags;		/* flags; see below */
98 
99 	LIST_HEAD(, tulip_pci_softc) sc_intrslaves;
100 	LIST_ENTRY(tulip_pci_softc) sc_intrq;
101 
102 	/* Our {ROM,interrupt} master. */
103 	struct tulip_pci_softc *sc_master;
104 };
105 
106 /* sc_flags */
107 #define	TULIP_PCI_SHAREDINTR	0x01	/* interrupt is shared */
108 #define	TULIP_PCI_SLAVEINTR	0x02	/* interrupt is slave */
109 #define	TULIP_PCI_SHAREDROM	0x04	/* ROM is shared */
110 #define	TULIP_PCI_SLAVEROM	0x08	/* slave of shared ROM */
111 
112 int	tlp_pci_match __P((struct device *, struct cfdata *, void *));
113 void	tlp_pci_attach __P((struct device *, struct device *, void *));
114 
115 CFATTACH_DECL(tlp_pci, sizeof(struct tulip_pci_softc),
116     tlp_pci_match, tlp_pci_attach, NULL, NULL);
117 
118 const struct tulip_pci_product {
119 	u_int32_t	tpp_vendor;	/* PCI vendor ID */
120 	u_int32_t	tpp_product;	/* PCI product ID */
121 	tulip_chip_t	tpp_chip;	/* base Tulip chip type */
122 } tlp_pci_products[] = {
123 	{ PCI_VENDOR_DEC,		PCI_PRODUCT_DEC_21040,
124 	  TULIP_CHIP_21040 },
125 	{ PCI_VENDOR_DEC,		PCI_PRODUCT_DEC_21041,
126 	  TULIP_CHIP_21041 },
127 	{ PCI_VENDOR_DEC,		PCI_PRODUCT_DEC_21140,
128 	  TULIP_CHIP_21140 },
129 	{ PCI_VENDOR_DEC,		PCI_PRODUCT_DEC_21142,
130 	  TULIP_CHIP_21142 },
131 
132 	{ PCI_VENDOR_LITEON,		PCI_PRODUCT_LITEON_82C168,
133 	  TULIP_CHIP_82C168 },
134 
135 	/*
136 	 * Note: This is like a MX98725 with Wake-On-LAN and a
137 	 * 128-bit multicast hash table.
138 	 */
139 	{ PCI_VENDOR_LITEON,		PCI_PRODUCT_LITEON_82C115,
140 	  TULIP_CHIP_82C115 },
141 
142 	{ PCI_VENDOR_MACRONIX,		PCI_PRODUCT_MACRONIX_MX98713,
143 	  TULIP_CHIP_MX98713 },
144 	{ PCI_VENDOR_MACRONIX,		PCI_PRODUCT_MACRONIX_MX987x5,
145 	  TULIP_CHIP_MX98715 },
146 
147 	{ PCI_VENDOR_COMPEX,		PCI_PRODUCT_COMPEX_RL100TX,
148 	  TULIP_CHIP_MX98713 },
149 
150 	{ PCI_VENDOR_WINBOND,		PCI_PRODUCT_WINBOND_W89C840F,
151 	  TULIP_CHIP_WB89C840F },
152 	{ PCI_VENDOR_COMPEX,		PCI_PRODUCT_COMPEX_RL100ATX,
153 	  TULIP_CHIP_WB89C840F },
154 
155 	{ PCI_VENDOR_DAVICOM,		PCI_PRODUCT_DAVICOM_DM9102,
156 	  TULIP_CHIP_DM9102 },
157 
158 	{ PCI_VENDOR_ADMTEK,		PCI_PRODUCT_ADMTEK_AL981,
159 	  TULIP_CHIP_AL981 },
160 
161 	{ PCI_VENDOR_ADMTEK,		PCI_PRODUCT_ADMTEK_AN985,
162 	  TULIP_CHIP_AN985 },
163 	{ PCI_VENDOR_ACCTON,		PCI_PRODUCT_ACCTON_EN2242,
164 	  TULIP_CHIP_AN985 },
165 
166 #if 0
167 	{ PCI_VENDOR_ASIX,		PCI_PRODUCT_ASIX_AX88140A,
168 	  TULIP_CHIP_AX88140 },
169 #endif
170 
171 	{ 0,				0,
172 	  TULIP_CHIP_INVALID },
173 };
174 
175 struct tlp_pci_quirks {
176 	void		(*tpq_func) __P((struct tulip_pci_softc *,
177 			    const u_int8_t *));
178 	u_int8_t	tpq_oui[3];
179 };
180 
181 void	tlp_pci_dec_quirks __P((struct tulip_pci_softc *,
182 	    const u_int8_t *));
183 
184 void	tlp_pci_znyx_21040_quirks __P((struct tulip_pci_softc *,
185 	    const u_int8_t *));
186 void	tlp_pci_smc_21040_quirks __P((struct tulip_pci_softc *,
187 	    const u_int8_t *));
188 void	tlp_pci_cogent_21040_quirks __P((struct tulip_pci_softc *,
189 	    const u_int8_t *));
190 void	tlp_pci_accton_21040_quirks __P((struct tulip_pci_softc *,
191 	    const u_int8_t *));
192 
193 void	tlp_pci_cobalt_21142_quirks __P((struct tulip_pci_softc *,
194 	    const u_int8_t *));
195 void	tlp_pci_algor_21142_quirks __P((struct tulip_pci_softc *,
196 	    const u_int8_t *));
197 void	tlp_pci_netwinder_21142_quirks __P((struct tulip_pci_softc *,
198 	    const u_int8_t *));
199 
200 void	tlp_pci_adaptec_quirks __P((struct tulip_pci_softc *,
201 	    const u_int8_t *));
202 
203 const struct tlp_pci_quirks tlp_pci_21040_quirks[] = {
204 	{ tlp_pci_znyx_21040_quirks,	{ 0x00, 0xc0, 0x95 } },
205 	{ tlp_pci_smc_21040_quirks,	{ 0x00, 0x00, 0xc0 } },
206 	{ tlp_pci_cogent_21040_quirks,	{ 0x00, 0x00, 0x92 } },
207 	{ tlp_pci_accton_21040_quirks,	{ 0x00, 0x00, 0xe8 } },
208 	{ NULL,				{ 0, 0, 0 } }
209 };
210 
211 const struct tlp_pci_quirks tlp_pci_21041_quirks[] = {
212 	{ tlp_pci_dec_quirks,		{ 0x08, 0x00, 0x2b } },
213 	{ tlp_pci_dec_quirks,		{ 0x00, 0x00, 0xf8 } },
214 	{ NULL,				{ 0, 0, 0 } }
215 };
216 
217 void	tlp_pci_asante_21140_quirks __P((struct tulip_pci_softc *,
218 	    const u_int8_t *));
219 void	tlp_pci_smc_21140_quirks __P((struct tulip_pci_softc *,
220 	    const u_int8_t *));
221 void	tlp_pci_vpc_21140_quirks __P((struct tulip_pci_softc *,
222 	    const u_int8_t *));
223 
224 const struct tlp_pci_quirks tlp_pci_21140_quirks[] = {
225 	{ tlp_pci_dec_quirks,		{ 0x08, 0x00, 0x2b } },
226 	{ tlp_pci_dec_quirks,		{ 0x00, 0x00, 0xf8 } },
227 	{ tlp_pci_asante_21140_quirks,	{ 0x00, 0x00, 0x94 } },
228 	{ tlp_pci_adaptec_quirks,	{ 0x00, 0x00, 0x92 } },
229 	{ tlp_pci_adaptec_quirks,	{ 0x00, 0x00, 0xd1 } },
230 	{ tlp_pci_smc_21140_quirks,	{ 0x00, 0x00, 0xc0 } },
231 	{ tlp_pci_vpc_21140_quirks,	{ 0x00, 0x03, 0xff } },
232 	{ NULL,				{ 0, 0, 0 } }
233 };
234 
235 const struct tlp_pci_quirks tlp_pci_21142_quirks[] = {
236 	{ tlp_pci_dec_quirks,		{ 0x08, 0x00, 0x2b } },
237 	{ tlp_pci_dec_quirks,		{ 0x00, 0x00, 0xf8 } },
238 	{ tlp_pci_cobalt_21142_quirks,	{ 0x00, 0x10, 0xe0 } },
239 	{ tlp_pci_algor_21142_quirks,	{ 0x00, 0x40, 0xbc } },
240 	{ tlp_pci_adaptec_quirks,	{ 0x00, 0x00, 0xd1 } },
241 	{ tlp_pci_netwinder_21142_quirks,{ 0x00, 0x10, 0x57 } },
242 	{ NULL,				{ 0, 0, 0 } }
243 };
244 
245 int	tlp_pci_shared_intr __P((void *));
246 
247 const struct tulip_pci_product *tlp_pci_lookup
248     __P((const struct pci_attach_args *));
249 void tlp_pci_get_quirks __P((struct tulip_pci_softc *, const u_int8_t *,
250     const struct tlp_pci_quirks *));
251 void tlp_pci_check_slaved __P((struct tulip_pci_softc *, int, int));
252 
253 const struct tulip_pci_product *
254 tlp_pci_lookup(pa)
255 	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 void
270 tlp_pci_get_quirks(psc, enaddr, tpq)
271 	struct tulip_pci_softc *psc;
272 	const u_int8_t *enaddr;
273 	const struct tlp_pci_quirks *tpq;
274 {
275 
276 	for (; tpq->tpq_func != NULL; tpq++) {
277 		if (tpq->tpq_oui[0] == enaddr[0] &&
278 		    tpq->tpq_oui[1] == enaddr[1] &&
279 		    tpq->tpq_oui[2] == enaddr[2]) {
280 			(*tpq->tpq_func)(psc, enaddr);
281 			return;
282 		}
283 	}
284 }
285 
286 void
287 tlp_pci_check_slaved(psc, shared, slaved)
288 	struct tulip_pci_softc *psc;
289 	int shared, slaved;
290 {
291 	extern struct cfdriver tlp_cd;
292 	struct tulip_pci_softc *cur, *best = NULL;
293 	struct tulip_softc *sc = &psc->sc_tulip;
294 	int i;
295 
296 	/*
297 	 * First of all, find the lowest pcidev numbered device on our
298 	 * bus marked as shared.  That should be our master.
299 	 */
300 	for (i = 0; i < tlp_cd.cd_ndevs; i++) {
301 		if ((cur = tlp_cd.cd_devs[i]) == NULL)
302 			continue;
303 		if (cur->sc_tulip.sc_dev.dv_parent != sc->sc_dev.dv_parent)
304 			continue;
305 		if ((cur->sc_flags & shared) == 0)
306 			continue;
307 		if (cur == psc)
308 			continue;
309 		if (best == NULL ||
310 		    best->sc_tulip.sc_devno > cur->sc_tulip.sc_devno)
311 			best = cur;
312 	}
313 
314 	if (best != NULL) {
315 		psc->sc_master = best;
316 		psc->sc_flags |= (shared | slaved);
317 	}
318 }
319 
320 int
321 tlp_pci_match(parent, match, aux)
322 	struct device *parent;
323 	struct cfdata *match;
324 	void *aux;
325 {
326 	struct pci_attach_args *pa = aux;
327 
328 	if (tlp_pci_lookup(pa) != NULL)
329 		return (10);	/* beat if_de.c */
330 
331 	return (0);
332 }
333 
334 void
335 tlp_pci_attach(parent, self, aux)
336 	struct device *parent, *self;
337 	void *aux;
338 {
339 	struct tulip_pci_softc *psc = (void *) self;
340 	struct tulip_softc *sc = &psc->sc_tulip;
341 	struct pci_attach_args *pa = aux;
342 	pci_chipset_tag_t pc = pa->pa_pc;
343 	pci_intr_handle_t ih;
344 	const char *intrstr = NULL;
345 	bus_space_tag_t iot, memt;
346 	bus_space_handle_t ioh, memh;
347 	int ioh_valid, memh_valid, i, j;
348 	const struct tulip_pci_product *tpp;
349 	u_int8_t enaddr[ETHER_ADDR_LEN];
350 	u_int32_t val;
351 	pcireg_t reg;
352 	int pmreg;
353 
354 	sc->sc_devno = pa->pa_device;
355 	psc->sc_pc = pa->pa_pc;
356 	psc->sc_pcitag = pa->pa_tag;
357 
358 	LIST_INIT(&psc->sc_intrslaves);
359 
360 	tpp = tlp_pci_lookup(pa);
361 	if (tpp == NULL) {
362 		printf("\n");
363 		panic("tlp_pci_attach: impossible");
364 	}
365 	sc->sc_chip = tpp->tpp_chip;
366 
367 	/*
368 	 * By default, Tulip registers are 8 bytes long (4 bytes
369 	 * followed by a 4 byte pad).
370 	 */
371 	sc->sc_regshift = 3;
372 
373 	/*
374 	 * No power management hooks.
375 	 * XXX Maybe we should add some!
376 	 */
377 	sc->sc_flags |= TULIPF_ENABLED;
378 
379 	/*
380 	 * Get revision info, and set some chip-specific variables.
381 	 */
382 	sc->sc_rev = PCI_REVISION(pa->pa_class);
383 	switch (sc->sc_chip) {
384 	case TULIP_CHIP_21140:
385 		if (sc->sc_rev >= 0x20)
386 			sc->sc_chip = TULIP_CHIP_21140A;
387 		break;
388 
389 	case TULIP_CHIP_21142:
390 		if (sc->sc_rev >= 0x20)
391 			sc->sc_chip = TULIP_CHIP_21143;
392 		break;
393 
394 	case TULIP_CHIP_82C168:
395 		if (sc->sc_rev >= 0x20)
396 			sc->sc_chip = TULIP_CHIP_82C169;
397 		break;
398 
399 	case TULIP_CHIP_MX98713:
400 		if (sc->sc_rev >= 0x10)
401 			sc->sc_chip = TULIP_CHIP_MX98713A;
402 		break;
403 
404 	case TULIP_CHIP_MX98715:
405 		if (sc->sc_rev >= 0x20)
406 			sc->sc_chip = TULIP_CHIP_MX98715A;
407  		if (sc->sc_rev >= 0x25)
408  			sc->sc_chip = TULIP_CHIP_MX98715AEC_X;
409 		if (sc->sc_rev >= 0x30)
410 			sc->sc_chip = TULIP_CHIP_MX98725;
411 		break;
412 
413 	case TULIP_CHIP_WB89C840F:
414 		sc->sc_regshift = 2;
415 		break;
416 
417 	case TULIP_CHIP_AN985:
418 		/*
419 		 * The AN983 and AN985 are very similar, and are
420 		 * differentiated by a "signature" register that
421 		 * is like, but not identical, to a PCI ID register.
422 		 */
423 		reg = pci_conf_read(pc, pa->pa_tag, 0x80);
424 		switch (reg) {
425 		case 0x09811317:
426 			sc->sc_chip = TULIP_CHIP_AN985;
427 			break;
428 
429 		case 0x09851317:
430 			sc->sc_chip = TULIP_CHIP_AN983;
431 			break;
432 
433 		default:
434 			/* Unknown -- use default. */
435 			break;
436 		}
437 		break;
438 
439 	case TULIP_CHIP_AX88140:
440 		if (sc->sc_rev >= 0x10)
441 			sc->sc_chip = TULIP_CHIP_AX88141;
442 		break;
443 
444 	case TULIP_CHIP_DM9102:
445 		if (sc->sc_rev >= 0x30)
446 			sc->sc_chip = TULIP_CHIP_DM9102A;
447 		break;
448 
449 	default:
450 		/* Nothing. */
451 		break;
452 	}
453 
454 	printf(": %s Ethernet, pass %d.%d\n",
455 	    tlp_chip_names[sc->sc_chip],
456 	    (sc->sc_rev >> 4) & 0xf, sc->sc_rev & 0xf);
457 
458 	switch (sc->sc_chip) {
459 	case TULIP_CHIP_21040:
460 		if (sc->sc_rev < 0x20) {
461 			printf("%s: 21040 must be at least pass 2.0\n",
462 			    sc->sc_dev.dv_xname);
463 			return;
464 		}
465 		break;
466 
467 	case TULIP_CHIP_21140:
468 		if (sc->sc_rev < 0x11) {
469 			printf("%s: 21140 must be at least pass 1.1\n",
470 			    sc->sc_dev.dv_xname);
471 			return;
472 		}
473 		break;
474 
475 	default:
476 		/* Nothing. */
477 		break;
478 	}
479 
480 	/*
481 	 * Check to see if the device is in power-save mode, and
482 	 * being it out if necessary.
483 	 */
484 	switch (sc->sc_chip) {
485 	case TULIP_CHIP_21140:
486 	case TULIP_CHIP_21140A:
487 	case TULIP_CHIP_21142:
488 	case TULIP_CHIP_21143:
489 	case TULIP_CHIP_MX98713A:
490 	case TULIP_CHIP_MX98715:
491 	case TULIP_CHIP_MX98715A:
492 	case TULIP_CHIP_MX98715AEC_X:
493 	case TULIP_CHIP_MX98725:
494 	case TULIP_CHIP_DM9102:
495 	case TULIP_CHIP_DM9102A:
496 		/*
497 		 * Clear the "sleep mode" bit in the CFDA register.
498 		 */
499 		reg = pci_conf_read(pc, pa->pa_tag, TULIP_PCI_CFDA);
500 		if (reg & (CFDA_SLEEP|CFDA_SNOOZE))
501 			pci_conf_write(pc, pa->pa_tag, TULIP_PCI_CFDA,
502 			    reg & ~(CFDA_SLEEP|CFDA_SNOOZE));
503 		break;
504 
505 	default:
506 		/* Nothing. */
507 		break;
508 	}
509 
510 	if (pci_get_capability(pc, pa->pa_tag, PCI_CAP_PWRMGMT, &pmreg, 0)) {
511 		reg = pci_conf_read(pc, pa->pa_tag, pmreg + 4);
512 		switch (reg & PCI_PMCSR_STATE_MASK) {
513 		case PCI_PMCSR_STATE_D1:
514 		case PCI_PMCSR_STATE_D2:
515 			printf(": waking up from power state D%d\n%s",
516 			    reg & PCI_PMCSR_STATE_MASK, sc->sc_dev.dv_xname);
517 			pci_conf_write(pc, pa->pa_tag, pmreg + 4,
518 			    (reg & ~PCI_PMCSR_STATE_MASK) |
519 			    PCI_PMCSR_STATE_D0);
520 			break;
521 		case PCI_PMCSR_STATE_D3:
522 			/*
523 			 * The card has lost all configuration data in
524 			 * this state, so punt.
525 			 */
526 			printf(": unable to wake up from power state D3, "
527 			       "reboot required.\n");
528 			pci_conf_write(pc, pa->pa_tag, pmreg + 4,
529 			    (reg & ~PCI_PMCSR_STATE_MASK) |
530 			    PCI_PMCSR_STATE_D0);
531 			return;
532 		}
533 	}
534 
535 	/*
536 	 * Map the device.
537 	 */
538 	ioh_valid = (pci_mapreg_map(pa, TULIP_PCI_IOBA,
539 	    PCI_MAPREG_TYPE_IO, 0,
540 	    &iot, &ioh, NULL, NULL) == 0);
541 	memh_valid = (pci_mapreg_map(pa, TULIP_PCI_MMBA,
542 	    PCI_MAPREG_TYPE_MEM|PCI_MAPREG_MEM_TYPE_32BIT, 0,
543 	    &memt, &memh, NULL, NULL) == 0);
544 
545 	if (memh_valid) {
546 		sc->sc_st = memt;
547 		sc->sc_sh = memh;
548 	} else if (ioh_valid) {
549 		sc->sc_st = iot;
550 		sc->sc_sh = ioh;
551 	} else {
552 		printf(": unable to map device registers\n");
553 		return;
554 	}
555 
556 	sc->sc_dmat = pa->pa_dmat;
557 
558 	/*
559 	 * Make sure bus mastering is enabled.
560 	 */
561 	pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG,
562 	    pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG) |
563 	    PCI_COMMAND_MASTER_ENABLE);
564 
565 	/*
566 	 * Get the cacheline size.
567 	 */
568 	sc->sc_cacheline = PCI_CACHELINE(pci_conf_read(pc, pa->pa_tag,
569 	    PCI_BHLC_REG));
570 
571 	/*
572 	 * Get PCI data moving command info.
573 	 */
574 	if (pa->pa_flags & PCI_FLAGS_MRL_OKAY)
575 		sc->sc_flags |= TULIPF_MRL;
576 	if (pa->pa_flags & PCI_FLAGS_MRM_OKAY)
577 		sc->sc_flags |= TULIPF_MRM;
578 	if (pa->pa_flags & PCI_FLAGS_MWI_OKAY)
579 		sc->sc_flags |= TULIPF_MWI;
580 
581 	/*
582 	 * Read the contents of the Ethernet Address ROM/SROM.
583 	 */
584 	switch (sc->sc_chip) {
585 	case TULIP_CHIP_21040:
586 		sc->sc_srom_addrbits = 6;
587 		sc->sc_srom = malloc(TULIP_ROM_SIZE(6), M_DEVBUF, M_NOWAIT);
588 		TULIP_WRITE(sc, CSR_MIIROM, MIIROM_SROMCS);
589 		for (i = 0; i < TULIP_ROM_SIZE(6); i++) {
590 			for (j = 0; j < 10000; j++) {
591 				val = TULIP_READ(sc, CSR_MIIROM);
592 				if ((val & MIIROM_DN) == 0)
593 					break;
594 			}
595 			sc->sc_srom[i] = val & MIIROM_DATA;
596 		}
597 		break;
598 
599 	case TULIP_CHIP_82C168:
600 	case TULIP_CHIP_82C169:
601 	    {
602 		sc->sc_srom_addrbits = 2;
603 		sc->sc_srom = malloc(TULIP_ROM_SIZE(2), M_DEVBUF, M_NOWAIT);
604 
605 		/*
606 		 * The Lite-On PNIC stores the Ethernet address in
607 		 * the first 3 words of the EEPROM.  EEPROM access
608 		 * is not like the other Tulip chips.
609 		 */
610 		for (i = 0; i < 6; i += 2) {
611 			TULIP_WRITE(sc, CSR_PNIC_SROMCTL,
612 			    PNIC_SROMCTL_READ | (i >> 1));
613 			for (j = 0; j < 500; j++) {
614 				delay(2);
615 				val = TULIP_READ(sc, CSR_MIIROM);
616 				if ((val & PNIC_MIIROM_BUSY) == 0)
617 					break;
618 			}
619 			if (val & PNIC_MIIROM_BUSY) {
620 				printf("%s: EEPROM timed out\n",
621 				    sc->sc_dev.dv_xname);
622 				return;
623 			}
624 			val &= PNIC_MIIROM_DATA;
625 			sc->sc_srom[i] = val >> 8;
626 			sc->sc_srom[i + 1] = val & 0xff;
627 		}
628 		break;
629 	    }
630 
631 	default:
632 #ifdef algor
633 		/*
634 		 * XXX This should be done with device properties, but
635 		 * XXX we don't have those yet.
636 		 */
637 		if (algor_get_ethaddr(pa, NULL)) {
638 			extern int tlp_srom_debug;
639 			sc->sc_srom_addrbits = 6;
640 			sc->sc_srom = malloc(TULIP_ROM_SIZE(6), M_DEVBUF,
641 			    M_NOWAIT|M_ZERO);
642 			algor_get_ethaddr(pa, sc->sc_srom);
643 			if (tlp_srom_debug) {
644 				printf("SROM CONTENTS:");
645 				for (i = 0; i < TULIP_ROM_SIZE(6); i++) {
646 					if ((i % 8) == 0)
647 						printf("\n\t");
648 					printf("0x%02x ", sc->sc_srom[i]);
649 				}
650 				printf("\n");
651 			}
652 			break;
653 		}
654 #endif /* algor */
655 
656 		/* Check for a slaved ROM on a multi-port board. */
657 		tlp_pci_check_slaved(psc, TULIP_PCI_SHAREDROM,
658 		    TULIP_PCI_SLAVEROM);
659 		if (psc->sc_flags & TULIP_PCI_SLAVEROM) {
660 			sc->sc_srom_addrbits =
661 			    psc->sc_master->sc_tulip.sc_srom_addrbits;
662 			sc->sc_srom = psc->sc_master->sc_tulip.sc_srom;
663 			enaddr[5] +=
664 			    sc->sc_devno - psc->sc_master->sc_tulip.sc_devno;
665 		}
666 		else if (tlp_read_srom(sc) == 0)
667 			goto cant_cope;
668 		break;
669 	}
670 
671 	/*
672 	 * Deal with chip/board quirks.  This includes setting up
673 	 * the mediasw, and extracting the Ethernet address from
674 	 * the rombuf.
675 	 */
676 	switch (sc->sc_chip) {
677 	case TULIP_CHIP_21040:
678 		/*
679 		 * Parse the Ethernet Address ROM.
680 		 */
681 		if (tlp_parse_old_srom(sc, enaddr) == 0)
682 			goto cant_cope;
683 
684 
685 		/*
686 		 * All 21040 boards start out with the same
687 		 * media switch.
688 		 */
689 		sc->sc_mediasw = &tlp_21040_mediasw;
690 
691 		/*
692 		 * Deal with any quirks this board might have.
693 		 */
694 		tlp_pci_get_quirks(psc, enaddr, tlp_pci_21040_quirks);
695 		break;
696 
697 	case TULIP_CHIP_21041:
698 		/* Check for new format SROM. */
699 		if (tlp_isv_srom_enaddr(sc, enaddr) == 0) {
700 			/*
701 			 * Not an ISV SROM; try the old DEC Ethernet Address
702 			 * ROM format.
703 			 */
704 			if (tlp_parse_old_srom(sc, enaddr) == 0)
705 				goto cant_cope;
706 		}
707 
708 		/*
709 		 * All 21041 boards use the same media switch; they all
710 		 * work basically the same!  Yippee!
711 		 */
712 		sc->sc_mediasw = &tlp_21041_mediasw;
713 
714 		/*
715 		 * Deal with any quirks this board might have.
716 		 */
717 		tlp_pci_get_quirks(psc, enaddr, tlp_pci_21041_quirks);
718 		break;
719 
720 	case TULIP_CHIP_21140:
721 	case TULIP_CHIP_21140A:
722 		/* Check for new format SROM. */
723 		if (tlp_isv_srom_enaddr(sc, enaddr) == 0) {
724 			/*
725 			 * Not an ISV SROM; try the old DEC Ethernet Address
726 			 * ROM format.
727 			 */
728 			if (tlp_parse_old_srom(sc, enaddr) == 0)
729 				goto cant_cope;
730 		} else {
731 			/*
732 			 * We start out with the 2114x ISV media switch.
733 			 * When we search for quirks, we may change to
734 			 * a different switch.
735 			 */
736 			sc->sc_mediasw = &tlp_2114x_isv_mediasw;
737 		}
738 
739 		/*
740 		 * Deal with any quirks this board might have.
741 		 */
742 		tlp_pci_get_quirks(psc, enaddr, tlp_pci_21140_quirks);
743 
744 		/*
745 		 * Bail out now if we can't deal with this board.
746 		 */
747 		if (sc->sc_mediasw == NULL)
748 			goto cant_cope;
749 		break;
750 
751 	case TULIP_CHIP_21142:
752 	case TULIP_CHIP_21143:
753 		/* Check for new format SROM. */
754 		if (tlp_isv_srom_enaddr(sc, enaddr) == 0) {
755 			/*
756 			 * Not an ISV SROM; try the old DEC Ethernet Address
757 			 * ROM format.
758 			 */
759 			if (tlp_parse_old_srom(sc, enaddr) == 0) {
760 				/*
761 				 * One last try: just copy the address
762 				 * from offset 20 and try to look
763 				 * up quirks.
764 				 */
765 				memcpy(enaddr, &sc->sc_srom[20],
766 				    ETHER_ADDR_LEN);
767 			}
768 		} else {
769 			/*
770 			 * We start out with the 2114x ISV media switch.
771 			 * When we search for quirks, we may change to
772 			 * a different switch.
773 			 */
774 			sc->sc_mediasw = &tlp_2114x_isv_mediasw;
775 		}
776 
777 		/*
778 		 * Deal with any quirks this board might have.
779 		 */
780 		tlp_pci_get_quirks(psc, enaddr, tlp_pci_21142_quirks);
781 
782 		/*
783 		 * Bail out now if we can't deal with this board.
784 		 */
785 		if (sc->sc_mediasw == NULL)
786 			goto cant_cope;
787 		break;
788 
789 	case TULIP_CHIP_82C168:
790 	case TULIP_CHIP_82C169:
791 		/*
792 		 * Lite-On PNIC's Ethernet address is the first 6
793 		 * bytes of its EEPROM.
794 		 */
795 		memcpy(enaddr, sc->sc_srom, ETHER_ADDR_LEN);
796 
797 		/*
798 		 * Lite-On PNICs always use the same mediasw; we
799 		 * select MII vs. internal NWAY automatically.
800 		 */
801 		sc->sc_mediasw = &tlp_pnic_mediasw;
802 		break;
803 
804 	case TULIP_CHIP_MX98713:
805 		/*
806 		 * The Macronix MX98713 has an MII and GPIO, but no
807 		 * internal Nway block.  This chip is basically a
808 		 * perfect 21140A clone, with the exception of the
809 		 * a magic register frobbing in order to make the
810 		 * interface function.
811 		 */
812 		if (tlp_isv_srom_enaddr(sc, enaddr)) {
813 			sc->sc_mediasw = &tlp_2114x_isv_mediasw;
814 			break;
815 		}
816 		/* FALLTHROUGH */
817 
818 	case TULIP_CHIP_82C115:
819 		/*
820 		 * Yippee!  The Lite-On 82C115 is a clone of
821 		 * the MX98725 (the data sheet even says `MXIC'
822 		 * on it)!  Imagine that, a clone of a clone.
823 		 *
824 		 * The differences are really minimal:
825 		 *
826 		 *	- Wake-On-LAN support
827 		 *	- 128-bit multicast hash table, rather than
828 		 *	  the standard 512-bit hash table
829 		 */
830 		/* FALLTHROUGH */
831 
832 	case TULIP_CHIP_MX98713A:
833 	case TULIP_CHIP_MX98715A:
834 	case TULIP_CHIP_MX98715AEC_X:
835 	case TULIP_CHIP_MX98725:
836 		/*
837 		 * The MX98713A has an MII as well as an internal Nway block,
838 		 * but no GPIO.  The MX98715 and MX98725 have an internal
839 		 * Nway block only.
840 		 *
841 		 * The internal Nway block, unlike the Lite-On PNIC's, does
842 		 * just that - performs Nway.  Once autonegotiation completes,
843 		 * we must program the GPR media information into the chip.
844 		 *
845 		 * The byte offset of the Ethernet address is stored at
846 		 * offset 0x70.
847 		 */
848 		memcpy(enaddr, &sc->sc_srom[sc->sc_srom[0x70]], ETHER_ADDR_LEN);
849 		sc->sc_mediasw = &tlp_pmac_mediasw;
850 		break;
851 
852 	case TULIP_CHIP_WB89C840F:
853 		/*
854 		 * Winbond 89C840F's Ethernet address is the first
855 		 * 6 bytes of its EEPROM.
856 		 */
857 		memcpy(enaddr, sc->sc_srom, ETHER_ADDR_LEN);
858 
859 		/*
860 		 * Winbond 89C840F has an MII attached to the SIO.
861 		 */
862 		sc->sc_mediasw = &tlp_sio_mii_mediasw;
863 		break;
864 
865 	case TULIP_CHIP_AL981:
866 		/*
867 		 * The ADMtek AL981's Ethernet address is located
868 		 * at offset 8 of its EEPROM.
869 		 */
870 		memcpy(enaddr, &sc->sc_srom[8], ETHER_ADDR_LEN);
871 
872 		/*
873 		 * ADMtek AL981 has a built-in PHY accessed through
874 		 * special registers.
875 		 */
876 		sc->sc_mediasw = &tlp_al981_mediasw;
877 		break;
878 
879 	case TULIP_CHIP_AN983:
880 	case TULIP_CHIP_AN985:
881 		/*
882 		 * The ADMtek AN985's Ethernet address is located
883 		 * at offset 8 of its EEPROM.
884 		 */
885 		memcpy(enaddr, &sc->sc_srom[8], ETHER_ADDR_LEN);
886 
887 		/*
888 		 * The ADMtek AN985 can be configured in Single-Chip
889 		 * mode or MAC-only mode.  Single-Chip uses the built-in
890 		 * PHY, MAC-only has an external PHY (usually HomePNA).
891 		 * The selection is based on an EEPROM setting, and both
892 		 * PHYs are accessed via MII attached to SIO.
893 		 *
894 		 * The AN985 "ghosts" the internal PHY onto all
895 		 * MII addresses, so we have to use a media init
896 		 * routine that limits the search.
897 		 * XXX How does this work with MAC-only mode?
898 		 */
899 		sc->sc_mediasw = &tlp_an985_mediasw;
900 		break;
901 
902 	case TULIP_CHIP_DM9102:
903 	case TULIP_CHIP_DM9102A:
904 		/*
905 		 * Some boards with the Davicom chip have an ISV
906 		 * SROM (mostly DM9102A boards -- trying to describe
907 		 * the HomePNA PHY, probably) although the data in
908 		 * them is generally wrong.  Check for ISV format
909 		 * and grab the Ethernet address that way, and if
910 		 * that fails, fall back on grabbing it from an
911 		 * observed offset of 20 (which is where it would
912 		 * be in an ISV SROM anyhow, tho ISV can cope with
913 		 * multi-port boards).
914 		 */
915 		if (!tlp_isv_srom_enaddr(sc, enaddr)) {
916 #ifdef __sparc__
917 			if (!sc->sc_srom[20] && !sc->sc_srom[21] &&
918 			    !sc->sc_srom[22]) {
919 				extern void myetheraddr __P((u_char *));
920 				myetheraddr(enaddr);
921 			} else
922 #endif
923 			memcpy(enaddr, &sc->sc_srom[20], ETHER_ADDR_LEN);
924 		}
925 
926 		/*
927 		 * Davicom chips all have an internal MII interface
928 		 * and a built-in PHY.  DM9102A also has a an external
929 		 * MII interface, usually with a HomePNA PHY attached
930 		 * to it.
931 		 */
932 		sc->sc_mediasw = &tlp_dm9102_mediasw;
933 		break;
934 
935 	default:
936  cant_cope:
937 		printf("%s: sorry, unable to handle your board\n",
938 		    sc->sc_dev.dv_xname);
939 		return;
940 	}
941 
942 	/*
943 	 * Handle shared interrupts.
944 	 */
945 	if (psc->sc_flags & TULIP_PCI_SHAREDINTR) {
946 		if (psc->sc_master)
947 			psc->sc_flags |= TULIP_PCI_SLAVEINTR;
948 		else {
949 			tlp_pci_check_slaved(psc, TULIP_PCI_SHAREDINTR,
950 			    TULIP_PCI_SLAVEINTR);
951 			if (psc->sc_master == NULL)
952 				psc->sc_master = psc;
953 		}
954 		LIST_INSERT_HEAD(&psc->sc_master->sc_intrslaves,
955 		    psc, sc_intrq);
956 	}
957 
958 	if (psc->sc_flags & TULIP_PCI_SLAVEINTR) {
959 		printf("%s: sharing interrupt with %s\n",
960 		    sc->sc_dev.dv_xname,
961 		    psc->sc_master->sc_tulip.sc_dev.dv_xname);
962 	} else {
963 		/*
964 		 * Map and establish our interrupt.
965 		 */
966 		if (pci_intr_map(pa, &ih)) {
967 			printf("%s: unable to map interrupt\n",
968 			    sc->sc_dev.dv_xname);
969 			return;
970 		}
971 		intrstr = pci_intr_string(pc, ih);
972 		psc->sc_ih = pci_intr_establish(pc, ih, IPL_NET,
973 		    (psc->sc_flags & TULIP_PCI_SHAREDINTR) ?
974 		    tlp_pci_shared_intr : tlp_intr, sc);
975 		if (psc->sc_ih == NULL) {
976 			printf("%s: unable to establish interrupt",
977 			    sc->sc_dev.dv_xname);
978 			if (intrstr != NULL)
979 				printf(" at %s", intrstr);
980 			printf("\n");
981 			return;
982 		}
983 		printf("%s: interrupting at %s\n", sc->sc_dev.dv_xname,
984 		    intrstr);
985 	}
986 
987 	/*
988 	 * Finish off the attach.
989 	 */
990 	tlp_attach(sc, enaddr);
991 }
992 
993 int
994 tlp_pci_shared_intr(arg)
995 	void *arg;
996 {
997 	struct tulip_pci_softc *master = arg, *slave;
998 	int rv = 0;
999 
1000 	for (slave = LIST_FIRST(&master->sc_intrslaves);
1001 	     slave != NULL;
1002 	     slave = LIST_NEXT(slave, sc_intrq))
1003 		rv |= tlp_intr(&slave->sc_tulip);
1004 
1005 	return (rv);
1006 }
1007 
1008 void
1009 tlp_pci_dec_quirks(psc, enaddr)
1010 	struct tulip_pci_softc *psc;
1011 	const u_int8_t *enaddr;
1012 {
1013 	struct tulip_softc *sc = &psc->sc_tulip;
1014 
1015 	/*
1016 	 * This isn't really a quirk-gathering device, really.  We
1017 	 * just want to get the spiffy DEC board name from the SROM.
1018 	 */
1019 	strcpy(sc->sc_name, "DEC ");
1020 
1021 	if (memcmp(&sc->sc_srom[29], "DE500", 5) == 0 ||
1022 	    memcmp(&sc->sc_srom[29], "DE450", 5) == 0)
1023 		memcpy(&sc->sc_name[4], &sc->sc_srom[29], 8);
1024 }
1025 
1026 void
1027 tlp_pci_znyx_21040_quirks(psc, enaddr)
1028 	struct tulip_pci_softc *psc;
1029 	const u_int8_t *enaddr;
1030 {
1031 	struct tulip_softc *sc = &psc->sc_tulip;
1032 	u_int16_t id = 0;
1033 
1034 	/*
1035 	 * If we have a slaved ROM, just copy the bits from the master.
1036 	 * This is in case we fail the ROM ID check (older boards) and
1037 	 * need to fall back on Ethernet address model checking; that
1038 	 * will fail for slave chips.
1039 	 */
1040 	if (psc->sc_flags & TULIP_PCI_SLAVEROM) {
1041 		strcpy(sc->sc_name, psc->sc_master->sc_tulip.sc_name);
1042 		sc->sc_mediasw = psc->sc_master->sc_tulip.sc_mediasw;
1043 		psc->sc_flags |=
1044 		    psc->sc_master->sc_flags & TULIP_PCI_SHAREDINTR;
1045 		return;
1046 	}
1047 
1048 	if (sc->sc_srom[32] == 0x4a && sc->sc_srom[33] == 0x52) {
1049 		id = sc->sc_srom[37] | (sc->sc_srom[36] << 8);
1050 		switch (id) {
1051  zx312:
1052 		case 0x0602:	/* ZX312 */
1053 			strcpy(sc->sc_name, "ZNYX ZX312");
1054 			return;
1055 
1056 		case 0x0622:	/* ZX312T */
1057 			strcpy(sc->sc_name, "ZNYX ZX312T");
1058 			sc->sc_mediasw = &tlp_21040_tp_mediasw;
1059 			return;
1060 
1061  zx314_inta:
1062 		case 0x0701:	/* ZX314 INTA */
1063 			psc->sc_flags |= TULIP_PCI_SHAREDINTR;
1064 			/* FALLTHROUGH */
1065 		case 0x0711:	/* ZX314 */
1066 			strcpy(sc->sc_name, "ZNYX ZX314");
1067 			psc->sc_flags |= TULIP_PCI_SHAREDROM;
1068 			sc->sc_mediasw = &tlp_21040_tp_mediasw;
1069 			return;
1070 
1071  zx315_inta:
1072 		case 0x0801:	/* ZX315 INTA */
1073 			psc->sc_flags |= TULIP_PCI_SHAREDINTR;
1074 			/* FALLTHROUGH */
1075 		case 0x0811:	/* ZX315 */
1076 			strcpy(sc->sc_name, "ZNYX ZX315");
1077 			psc->sc_flags |= TULIP_PCI_SHAREDROM;
1078 			return;
1079 
1080 		default:
1081 			id = 0;
1082 			break;
1083 		}
1084 	}
1085 
1086 	/*
1087 	 * Deal with boards that have broken ROMs.
1088 	 */
1089 	if (id == 0) {
1090 		if ((enaddr[3] & ~3) == 0xf0 && (enaddr[5] & 3) == 0x00)
1091 			goto zx314_inta;
1092 		if ((enaddr[3] & ~3) == 0xf4 && (enaddr[5] & 1) == 0x00)
1093 			goto zx315_inta;
1094 		if ((enaddr[3] & ~3) == 0xec)
1095 			goto zx312;
1096 	}
1097 
1098 	strcpy(sc->sc_name, "ZNYX ZX31x");
1099 }
1100 
1101 void
1102 tlp_pci_smc_21040_quirks(psc, enaddr)
1103 	struct tulip_pci_softc *psc;
1104 	const u_int8_t *enaddr;
1105 {
1106 	struct tulip_softc *sc = &psc->sc_tulip;
1107 	u_int16_t id1, id2, ei;
1108 	int auibnc = 0, utp = 0;
1109 	char *cp;
1110 
1111 	id1 = sc->sc_srom[0x60] | (sc->sc_srom[0x61] << 8);
1112 	id2 = sc->sc_srom[0x62] | (sc->sc_srom[0x63] << 8);
1113 	ei  = sc->sc_srom[0x66] | (sc->sc_srom[0x67] << 8);
1114 
1115 	strcpy(sc->sc_name, "SMC 8432");
1116 	cp = &sc->sc_name[8];
1117 
1118 	if ((id1 & 1) == 0) {
1119 		*cp++ = 'B';
1120 		auibnc = 1;
1121 	}
1122 	if ((id1 & 0xff) > 0x32) {
1123 		*cp++ = 'T';
1124 		utp = 1;
1125 	}
1126 	if ((id1 & 0x4000) == 0) {
1127 		*cp++ = 'A';
1128 		auibnc = 1;
1129 	}
1130 	if (id2 == 0x15) {
1131 		sc->sc_name[7] = '4';
1132 		*cp++ = '-';
1133 		*cp++ = 'C';
1134 		*cp++ = 'H';
1135 		*cp++ = ei ? '2' : '1';
1136 	}
1137 	*cp = '\0';
1138 
1139 	if (utp != 0 && auibnc == 0)
1140 		sc->sc_mediasw = &tlp_21040_tp_mediasw;
1141 	else if (utp == 0 && auibnc != 0)
1142 		sc->sc_mediasw = &tlp_21040_auibnc_mediasw;
1143 }
1144 
1145 void
1146 tlp_pci_cogent_21040_quirks(psc, enaddr)
1147 	struct tulip_pci_softc *psc;
1148 	const u_int8_t *enaddr;
1149 {
1150 
1151 	strcpy(psc->sc_tulip.sc_name, "Cogent multi-port");
1152 	psc->sc_flags |= TULIP_PCI_SHAREDINTR|TULIP_PCI_SHAREDROM;
1153 }
1154 
1155 void
1156 tlp_pci_accton_21040_quirks(psc, enaddr)
1157 	struct tulip_pci_softc *psc;
1158 	const u_int8_t *enaddr;
1159 {
1160 
1161 	strcpy(psc->sc_tulip.sc_name, "ACCTON EN1203");
1162 }
1163 
1164 void	tlp_pci_asante_21140_reset __P((struct tulip_softc *));
1165 
1166 void
1167 tlp_pci_asante_21140_quirks(psc, enaddr)
1168 	struct tulip_pci_softc *psc;
1169 	const u_int8_t *enaddr;
1170 {
1171 	struct tulip_softc *sc = &psc->sc_tulip;
1172 
1173 	/*
1174 	 * Some Asante boards don't use the ISV SROM format.  For
1175 	 * those that don't, we initialize the GPIO direction bits,
1176 	 * and provide our own reset hook, which resets the MII.
1177 	 *
1178 	 * All of these boards use SIO-attached-MII media.
1179 	 */
1180 	if (sc->sc_mediasw == &tlp_2114x_isv_mediasw)
1181 		return;
1182 
1183 	strcpy(sc->sc_name, "Asante");
1184 
1185 	sc->sc_gp_dir = 0xbf;
1186 	sc->sc_reset = tlp_pci_asante_21140_reset;
1187 	sc->sc_mediasw = &tlp_sio_mii_mediasw;
1188 }
1189 
1190 void
1191 tlp_pci_asante_21140_reset(sc)
1192 	struct tulip_softc *sc;
1193 {
1194 
1195 	TULIP_WRITE(sc, CSR_GPP, GPP_GPC | sc->sc_gp_dir);
1196 	TULIP_WRITE(sc, CSR_GPP, 0x8);
1197 	delay(100);
1198 	TULIP_WRITE(sc, CSR_GPP, 0);
1199 }
1200 
1201 /*
1202  * SMC 9332DST media switch.
1203  */
1204 void	tlp_smc9332dst_tmsw_init __P((struct tulip_softc *));
1205 
1206 const struct tulip_mediasw tlp_smc9332dst_mediasw = {
1207 	tlp_smc9332dst_tmsw_init,
1208 	tlp_21140_gpio_get,
1209 	tlp_21140_gpio_set
1210 };
1211 
1212 void
1213 tlp_pci_smc_21140_quirks(psc, enaddr)
1214 	struct tulip_pci_softc *psc;
1215 	const u_int8_t *enaddr;
1216 {
1217 	struct tulip_softc *sc = &psc->sc_tulip;
1218 
1219 	if (sc->sc_mediasw != NULL) {
1220 		return;
1221 	}
1222 	strcpy(psc->sc_tulip.sc_name, "SMC 9332DST");
1223 	sc->sc_mediasw = &tlp_smc9332dst_mediasw;
1224 }
1225 
1226 void
1227 tlp_smc9332dst_tmsw_init(sc)
1228 	struct tulip_softc *sc;
1229 {
1230 	struct tulip_21x4x_media *tm;
1231 	const char *sep = "";
1232 	uint32_t reg;
1233 	int i, cnt;
1234 
1235 	sc->sc_gp_dir = GPP_SMC9332DST_PINS;
1236 	sc->sc_opmode = OPMODE_MBO | OPMODE_PS;
1237 	TULIP_WRITE(sc, CSR_OPMODE, sc->sc_opmode);
1238 
1239 	ifmedia_init(&sc->sc_mii.mii_media, 0, tlp_mediachange,
1240 	    tlp_mediastatus);
1241 	printf("%s: ", sc->sc_dev.dv_xname);
1242 
1243 #define	ADD(m, c) \
1244 	tm = malloc(sizeof(*tm), M_DEVBUF, M_WAITOK|M_ZERO);		\
1245 	tm->tm_opmode = (c);						\
1246 	tm->tm_gpdata = GPP_SMC9332DST_INIT;				\
1247 	ifmedia_add(&sc->sc_mii.mii_media, (m), 0, tm)
1248 #define	PRINT(str)	printf("%s%s", sep, str); sep = ", "
1249 
1250 	ADD(IFM_MAKEWORD(IFM_ETHER, IFM_10_T, 0, 0), OPMODE_TTM);
1251 	PRINT("10baseT");
1252 
1253 	ADD(IFM_MAKEWORD(IFM_ETHER, IFM_10_T, IFM_FDX, 0),
1254 	    OPMODE_TTM | OPMODE_FD);
1255 	PRINT("10baseT-FDX");
1256 
1257 	ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_TX, 0, 0),
1258 	    OPMODE_PS | OPMODE_PCS | OPMODE_SCR);
1259 	PRINT("100baseTX");
1260 
1261 	ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_TX, IFM_FDX, 0),
1262 	    OPMODE_PS | OPMODE_PCS | OPMODE_SCR | OPMODE_FD);
1263 	PRINT("100baseTX-FDX");
1264 
1265 #undef ADD
1266 #undef PRINT
1267 
1268 	printf("\n");
1269 
1270 	tlp_reset(sc);
1271 	TULIP_WRITE(sc, CSR_OPMODE, sc->sc_opmode | OPMODE_PCS | OPMODE_SCR);
1272 	TULIP_WRITE(sc, CSR_GPP, GPP_GPC | sc->sc_gp_dir);
1273 	delay(10);
1274 	TULIP_WRITE(sc, CSR_GPP, GPP_SMC9332DST_INIT);
1275 	delay(200000);
1276 	cnt = 0;
1277 	for (i = 1000; i > 0; i--) {
1278 		reg = TULIP_READ(sc, CSR_GPP);
1279 		if ((~reg & (GPP_SMC9332DST_OK10 |
1280 			     GPP_SMC9332DST_OK100)) == 0) {
1281 			if (cnt++ > 100) {
1282 				break;
1283 			}
1284 		} else if ((reg & GPP_SMC9332DST_OK10) == 0) {
1285 			break;
1286 		} else {
1287 			cnt = 0;
1288 		}
1289 		delay(1000);
1290 	}
1291 	if (cnt > 100) {
1292 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_100_TX);
1293 	} else {
1294 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_10_T);
1295 	}
1296 }
1297 
1298 void
1299 tlp_pci_vpc_21140_quirks(psc, enaddr)
1300 	struct tulip_pci_softc *psc;
1301 	const u_int8_t *enaddr;
1302 {
1303 	struct tulip_softc *sc = &psc->sc_tulip;
1304 	char *p1 = (char *) &sc->sc_srom[32];
1305 	char *p2 = &sc->sc_name[0];
1306 
1307 	do {
1308 		if ((unsigned char) *p1 & 0x80)
1309 			*p2++ = ' ';
1310 		else
1311 			*p2++ = *p1;
1312 	} while (*p1++);
1313 }
1314 
1315 void	tlp_pci_cobalt_21142_reset __P((struct tulip_softc *));
1316 
1317 void
1318 tlp_pci_cobalt_21142_quirks(psc, enaddr)
1319 	struct tulip_pci_softc *psc;
1320 	const u_int8_t *enaddr;
1321 {
1322 	struct tulip_softc *sc = &psc->sc_tulip;
1323 
1324 	/*
1325 	 * Cobalt Networks interfaces are just MII-on-SIO.
1326 	 */
1327 	sc->sc_reset = tlp_pci_cobalt_21142_reset;
1328 	sc->sc_mediasw = &tlp_sio_mii_mediasw;
1329 
1330 	/*
1331 	 * The Cobalt systems tend to fall back to store-and-forward
1332 	 * pretty quickly, so we select that from the beginning to
1333 	 * avoid initial timeouts.
1334 	 */
1335 	sc->sc_txthresh = TXTH_SF;
1336 }
1337 
1338 void
1339 tlp_pci_cobalt_21142_reset(sc)
1340 	struct tulip_softc *sc;
1341 {
1342 	/*
1343 	 * Reset PHY.
1344 	 */
1345 	TULIP_WRITE(sc, CSR_SIAGEN, SIAGEN_CWE | (1 << 16));
1346 	delay(10);
1347 	TULIP_WRITE(sc, CSR_SIAGEN, SIAGEN_CWE);
1348 	delay(10);
1349 }
1350 
1351 void
1352 tlp_pci_algor_21142_quirks(psc, enaddr)
1353 	struct tulip_pci_softc *psc;
1354 	const u_int8_t *enaddr;
1355 {
1356 	struct tulip_softc *sc = &psc->sc_tulip;
1357 
1358 	/*
1359 	 * Algorithmics boards just have MII-on-SIO.
1360 	 *
1361 	 * XXX They also have AUI on the serial interface.
1362 	 * XXX Deal with this.
1363 	 */
1364 	sc->sc_mediasw = &tlp_sio_mii_mediasw;
1365 }
1366 
1367 /*
1368  * Cogent EM1x0 (aka. Adaptec ANA-6910) media switch.
1369  */
1370 void	tlp_cogent_em1x0_tmsw_init __P((struct tulip_softc *));
1371 
1372 const struct tulip_mediasw tlp_cogent_em1x0_mediasw = {
1373 	tlp_cogent_em1x0_tmsw_init,
1374 	tlp_21140_gpio_get,
1375 	tlp_21140_gpio_set
1376 };
1377 
1378 void
1379 tlp_pci_adaptec_quirks(psc, enaddr)
1380 	struct tulip_pci_softc *psc;
1381 	const u_int8_t *enaddr;
1382 {
1383 	struct tulip_softc *sc = &psc->sc_tulip;
1384 	uint8_t *srom = sc->sc_srom, id0;
1385 	uint16_t id1, id2;
1386 
1387 	if (sc->sc_mediasw == NULL) {
1388 		id0 = srom[32];
1389 		switch (id0) {
1390 		case 0x12:
1391 			strcpy(psc->sc_tulip.sc_name, "Cogent EM100TX");
1392  			sc->sc_mediasw = &tlp_cogent_em1x0_mediasw;
1393 			break;
1394 
1395 		case 0x15:
1396 			strcpy(psc->sc_tulip.sc_name, "Cogent EM100FX");
1397  			sc->sc_mediasw = &tlp_cogent_em1x0_mediasw;
1398 			break;
1399 
1400 #if 0
1401 		case XXX:
1402 			strcpy(psc->sc_tulip.sc_name, "Cogent EM110TX");
1403  			sc->sc_mediasw = &tlp_cogent_em1x0_mediasw;
1404 			break;
1405 #endif
1406 
1407 		default:
1408 			printf("%s: unknown Cogent board ID 0x%02x\n",
1409 			    sc->sc_dev.dv_xname, id0);
1410 		}
1411 		return;
1412 	}
1413 
1414 	id1 = TULIP_ROM_GETW(srom, 0);
1415 	id2 = TULIP_ROM_GETW(srom, 2);
1416 	if (id1 != 0x1109) {
1417 		goto unknown;
1418 	}
1419 
1420 	switch (id2) {
1421 	case 0x1900:
1422 		strcpy(psc->sc_tulip.sc_name, "Adaptec ANA-6911");
1423 		break;
1424 
1425 	case 0x2400:
1426 		strcpy(psc->sc_tulip.sc_name, "Adaptec ANA-6944A");
1427 		psc->sc_flags |= TULIP_PCI_SHAREDINTR|TULIP_PCI_SHAREDROM;
1428 		break;
1429 
1430 	case 0x2b00:
1431 		strcpy(psc->sc_tulip.sc_name, "Adaptec ANA-6911A");
1432 		break;
1433 
1434 	case 0x3000:
1435 		strcpy(psc->sc_tulip.sc_name, "Adaptec ANA-6922");
1436 		psc->sc_flags |= TULIP_PCI_SHAREDINTR|TULIP_PCI_SHAREDROM;
1437 		break;
1438 
1439 	default:
1440 unknown:
1441 		printf("%s: unknown Adaptec/Cogent board ID 0x%04x/0x%04x\n",
1442 		    sc->sc_dev.dv_xname, id1, id2);
1443 	}
1444 }
1445 
1446 void
1447 tlp_cogent_em1x0_tmsw_init(sc)
1448 	struct tulip_softc *sc;
1449 {
1450 	struct tulip_21x4x_media *tm;
1451 	const char *sep = "";
1452 
1453 	sc->sc_gp_dir = GPP_COGENT_EM1x0_PINS;
1454 	sc->sc_opmode = OPMODE_MBO | OPMODE_PS;
1455 	TULIP_WRITE(sc, CSR_OPMODE, sc->sc_opmode);
1456 
1457 	ifmedia_init(&sc->sc_mii.mii_media, 0, tlp_mediachange,
1458 	    tlp_mediastatus);
1459 	printf("%s: ", sc->sc_dev.dv_xname);
1460 
1461 #define	ADD(m, c) \
1462 	tm = malloc(sizeof(*tm), M_DEVBUF, M_WAITOK|M_ZERO);		\
1463 	tm->tm_opmode = (c);						\
1464 	tm->tm_gpdata = GPP_COGENT_EM1x0_INIT;				\
1465 	ifmedia_add(&sc->sc_mii.mii_media, (m), 0, tm)
1466 #define	PRINT(str)	printf("%s%s", sep, str); sep = ", "
1467 
1468 	if (sc->sc_srom[32] == 0x15) {
1469 		ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_FX, 0, 0),
1470 		    OPMODE_PS | OPMODE_PCS);
1471 		PRINT("100baseFX");
1472 
1473 		ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_FX, IFM_FDX, 0),
1474 		    OPMODE_PS | OPMODE_PCS | OPMODE_FD);
1475 		PRINT("100baseFX-FDX");
1476 		printf("\n");
1477 
1478 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_100_FX);
1479 	} else {
1480 		ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_TX, 0, 0),
1481 		    OPMODE_PS | OPMODE_PCS | OPMODE_SCR);
1482 		PRINT("100baseTX");
1483 
1484 		ADD(IFM_MAKEWORD(IFM_ETHER, IFM_100_FX, IFM_FDX, 0),
1485 		    OPMODE_PS | OPMODE_PCS | OPMODE_SCR | OPMODE_FD);
1486 		PRINT("100baseTX-FDX");
1487 		printf("\n");
1488 
1489 		ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_100_TX);
1490 	}
1491 
1492 #undef ADD
1493 #undef PRINT
1494 }
1495 
1496 void	tlp_pci_netwinder_21142_reset(struct tulip_softc *);
1497 
1498 void
1499 tlp_pci_netwinder_21142_quirks(psc, enaddr)
1500 	struct tulip_pci_softc *psc;
1501 	const u_int8_t *enaddr;
1502 {
1503 	struct tulip_softc *sc = &psc->sc_tulip;
1504 
1505 	/*
1506 	 * Netwinders just use MII-on_SIO.
1507 	 */
1508 	sc->sc_mediasw = &tlp_sio_mii_mediasw;
1509 	sc->sc_reset = tlp_pci_netwinder_21142_reset;
1510 }
1511 
1512 void
1513 tlp_pci_netwinder_21142_reset(sc)
1514 	struct tulip_softc *sc;
1515 {
1516 
1517 	/*
1518 	 * Reset the PHY.
1519 	 */
1520 	TULIP_WRITE(sc, CSR_SIAGEN, 0x0821 << 16);
1521 	delay(10);
1522 	TULIP_WRITE(sc, CSR_SIAGEN, 0x0000 << 16);
1523 	delay(10);
1524 	TULIP_WRITE(sc, CSR_SIAGEN, 0x0001 << 16);
1525 	delay(10);
1526 }
1527