xref: /netbsd-src/sys/dev/pcmcia/if_wi_pcmcia.c (revision e5548b402ae4c44fb816de42c7bba9581ce23ef5)
1 /* $NetBSD: if_wi_pcmcia.c,v 1.68 2005/12/11 12:23:23 christos Exp $ */
2 
3 /*-
4  * Copyright (c) 2001, 2004 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Ichiro FUKUHARA (ichiro@ichiro.org), and by Charles M. Hannum.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  * 3. All advertising materials mentioning features or use of this software
19  *    must display the following acknowledgement:
20  *        This product includes software developed by the NetBSD
21  *        Foundation, Inc. and its contributors.
22  * 4. Neither the name of The NetBSD Foundation nor the names of its
23  *    contributors may be used to endorse or promote products derived
24  *    from this software without specific prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36  * POSSIBILITY OF SUCH DAMAGE.
37  */
38 
39 /*
40  * PCMCIA attachment for Lucent & Intersil WaveLAN PCMCIA card
41  */
42 
43 #include <sys/cdefs.h>
44 __KERNEL_RCSID(0, "$NetBSD: if_wi_pcmcia.c,v 1.68 2005/12/11 12:23:23 christos Exp $");
45 
46 #include <sys/param.h>
47 #include <sys/systm.h>
48 #include <sys/callout.h>
49 #include <sys/device.h>
50 #include <sys/proc.h>
51 #include <sys/socket.h>
52 
53 #include <net/if.h>
54 #include <net/if_ether.h>
55 #include <net/if_media.h>
56 
57 #include <net80211/ieee80211_netbsd.h>
58 #include <net80211/ieee80211_var.h>
59 #include <net80211/ieee80211_radiotap.h>
60 #include <net80211/ieee80211_rssadapt.h>
61 
62 #include <machine/cpu.h>
63 #include <machine/bus.h>
64 #include <machine/intr.h>
65 
66 #include <dev/ic/wi_ieee.h>
67 #include <dev/ic/wireg.h>
68 #include <dev/ic/wivar.h>
69 
70 #include <dev/pcmcia/pcmciareg.h>
71 #include <dev/pcmcia/pcmciavar.h>
72 #include <dev/pcmcia/pcmciadevs.h>
73 
74 #include <dev/microcode/wi/spectrum24t_cf.h>
75 
76 static int	wi_pcmcia_match(struct device *, struct cfdata *, void *);
77 static int	wi_pcmcia_validate_config(struct pcmcia_config_entry *);
78 static void	wi_pcmcia_attach(struct device *, struct device *, void *);
79 static int	wi_pcmcia_detach(struct device *, int);
80 static int	wi_pcmcia_enable(struct wi_softc *);
81 static void	wi_pcmcia_disable(struct wi_softc *);
82 static void	wi_pcmcia_powerhook(int, void *);
83 static void	wi_pcmcia_shutdown(void *);
84 
85 /* support to download firmware for symbol CF card */
86 static int	wi_pcmcia_load_firm(struct wi_softc *, const void *, int, const void *, int);
87 static int	wi_pcmcia_write_firm(struct wi_softc *, const void *, int, const void *, int);
88 static int	wi_pcmcia_set_hcr(struct wi_softc *, int);
89 
90 struct wi_pcmcia_softc {
91 	struct wi_softc sc_wi;
92 
93 	void *sc_powerhook;			/* power hook descriptor */
94 	void *sc_sdhook;			/* shutdown hook */
95 	int sc_symbol_cf;			/* Spectrum24t CF card */
96 
97 	struct pcmcia_function *sc_pf;		/* PCMCIA function */
98 	int sc_state;
99 #define	WI_PCMCIA_ATTACHED	3
100 };
101 
102 CFATTACH_DECL(wi_pcmcia, sizeof(struct wi_pcmcia_softc),
103     wi_pcmcia_match, wi_pcmcia_attach, wi_pcmcia_detach, wi_activate);
104 
105 static const struct pcmcia_product wi_pcmcia_products[] = {
106 	{ PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
107 	  PCMCIA_CIS_SMC_2632W },
108 
109 	{ PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
110 	  PCMCIA_CIS_NANOSPEED_PRISM2 },
111 
112 	{ PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
113 	  PCMCIA_CIS_NEC_CMZ_RT_WP },
114 
115 	{ PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
116 	  PCMCIA_CIS_NTT_ME_WLAN },
117 
118 	{ PCMCIA_VENDOR_LUCENT, PCMCIA_PRODUCT_LUCENT_HERMES,
119 	  PCMCIA_CIS_INVALID },
120 
121 	{ PCMCIA_VENDOR_LUCENT, PCMCIA_PRODUCT_LUCENT_HERMES2,
122 	  PCMCIA_CIS_INVALID },
123 
124 	{ PCMCIA_VENDOR_3COM, PCMCIA_PRODUCT_3COM_3CRWE737A,
125 	  PCMCIA_CIS_3COM_3CRWE737A },
126 
127 	{ PCMCIA_VENDOR_ALVARION,
128 	  PCMCIA_PRODUCT_ALVARION_BREEZENET,
129 	  PCMCIA_CIS_ALVARION_BREEZENET },
130 
131 	{ PCMCIA_VENDOR_COREGA, PCMCIA_PRODUCT_COREGA_WIRELESS_LAN_PCC_11,
132 	  PCMCIA_CIS_COREGA_WIRELESS_LAN_PCC_11 },
133 
134 	{ PCMCIA_VENDOR_COREGA, PCMCIA_PRODUCT_COREGA_WIRELESS_LAN_PCCA_11,
135 	  PCMCIA_CIS_COREGA_WIRELESS_LAN_PCCA_11 },
136 
137 	{ PCMCIA_VENDOR_COREGA, PCMCIA_PRODUCT_COREGA_WIRELESS_LAN_PCCB_11,
138 	  PCMCIA_CIS_COREGA_WIRELESS_LAN_PCCB_11 },
139 
140 	{ PCMCIA_VENDOR_COREGA, PCMCIA_PRODUCT_COREGA_WIRELESS_LAN_PCCL_11,
141 	  PCMCIA_CIS_COREGA_WIRELESS_LAN_PCCL_11 },
142 
143 	{ PCMCIA_VENDOR_COREGA, PCMCIA_PRODUCT_COREGA_WIRELESS_LAN_WLCFL_11,
144 	  PCMCIA_CIS_COREGA_WIRELESS_LAN_WLCFL_11 },
145 
146 	{ PCMCIA_VENDOR_INTEL, PCMCIA_PRODUCT_INTEL_PRO_WLAN_2011,
147 	  PCMCIA_CIS_INTEL_PRO_WLAN_2011 },
148 
149 	{ PCMCIA_VENDOR_INTERSIL2, PCMCIA_PRODUCT_INTERSIL2_PRISM2,
150 	  PCMCIA_CIS_INTERSIL2_PRISM2 },
151 
152 	{ PCMCIA_VENDOR_INTERSIL2, PCMCIA_PRODUCT_GEMTEK_WLAN,
153 	  PCMCIA_CIS_GEMTEK_WLAN },
154 
155 	{ PCMCIA_VENDOR_SAMSUNG, PCMCIA_PRODUCT_SAMSUNG_SWL_2000N,
156 	  PCMCIA_CIS_SAMSUNG_SWL_2000N },
157 
158 	{ PCMCIA_VENDOR_ELSA, PCMCIA_PRODUCT_ELSA_XI300_IEEE,
159 	  PCMCIA_CIS_ELSA_XI300_IEEE },
160 
161 	{ PCMCIA_VENDOR_ELSA, PCMCIA_PRODUCT_ELSA_XI325_IEEE,
162 	  PCMCIA_CIS_ELSA_XI325_IEEE },
163 
164 	{ PCMCIA_VENDOR_ELSA, PCMCIA_PRODUCT_ELSA_XI800_IEEE,
165 	  PCMCIA_CIS_ELSA_XI800_IEEE },
166 
167 	{ PCMCIA_VENDOR_ELSA, PCMCIA_PRODUCT_ELSA_SMC2531WB,
168 	  PCMCIA_CIS_ELSA_SMC2531WB },
169 
170 	{ PCMCIA_VENDOR_COMPAQ, PCMCIA_PRODUCT_COMPAQ_NC5004,
171 	  PCMCIA_CIS_COMPAQ_NC5004 },
172 
173 	{ PCMCIA_VENDOR_CONTEC, PCMCIA_PRODUCT_CONTEC_FX_DS110_PCC,
174 	  PCMCIA_CIS_CONTEC_FX_DS110_PCC },
175 
176 	{ PCMCIA_VENDOR_TDK, PCMCIA_PRODUCT_TDK_LAK_CD011WL,
177 	  PCMCIA_CIS_TDK_LAK_CD011WL },
178 
179 	{ PCMCIA_VENDOR_IODATA2, PCMCIA_PRODUCT_IODATA2_WNB11PCM,
180 	  PCMCIA_CIS_IODATA2_WNB11PCM },
181 
182 	{ PCMCIA_VENDOR_IODATA2, PCMCIA_PRODUCT_IODATA2_WCF12,
183 	  PCMCIA_CIS_IODATA2_WCF12 },
184 
185 	{ PCMCIA_VENDOR_BUFFALO, PCMCIA_PRODUCT_BUFFALO_WLI_PCM_S11,
186 	  PCMCIA_CIS_BUFFALO_WLI_PCM_S11 },
187 
188 	{ PCMCIA_VENDOR_BUFFALO, PCMCIA_PRODUCT_BUFFALO_WLI_CF_S11G,
189 	  PCMCIA_CIS_BUFFALO_WLI_CF_S11G },
190 
191 	{ PCMCIA_VENDOR_EMTAC, PCMCIA_PRODUCT_EMTAC_WLAN,
192 	  PCMCIA_CIS_EMTAC_WLAN },
193 
194 	{ PCMCIA_VENDOR_INTERSIL, PCMCIA_PRODUCT_INTERSIL_ISL37100P,
195 	  PCMCIA_CIS_INTERSIL_ISL37100P },
196 
197 	{ PCMCIA_VENDOR_INTERSIL, PCMCIA_PRODUCT_INTERSIL_ISL37110P,
198 	  PCMCIA_CIS_INTERSIL_ISL37110P },
199 
200 	{ PCMCIA_VENDOR_INTERSIL, PCMCIA_PRODUCT_INTERSIL_ISL37300P,
201 	  PCMCIA_CIS_INTERSIL_ISL37300P },
202 
203 	{ PCMCIA_VENDOR_SIMPLETECH, PCMCIA_PRODUCT_SIMPLETECH_SPECTRUM24,
204 	  PCMCIA_CIS_SIMPLETECH_SPECTRUM24 },
205 
206 	{ PCMCIA_VENDOR_ERICSSON, PCMCIA_PRODUCT_ERICSSON_WIRELESSLAN,
207 	  PCMCIA_CIS_ERICSSON_WIRELESSLAN },
208 
209 	{ PCMCIA_VENDOR_SYMBOL, PCMCIA_PRODUCT_SYMBOL_LA4100,
210 	  PCMCIA_CIS_SYMBOL_LA4100 },
211 
212 	{ PCMCIA_VENDOR_LINKSYS2, PCMCIA_PRODUCT_LINKSYS2_IWN,
213 	  PCMCIA_CIS_NANOSPEED_PRISM2 },
214 
215 	{ PCMCIA_VENDOR_LINKSYS2, PCMCIA_PRODUCT_LINKSYS2_IWN3,
216 	  PCMCIA_CIS_LINKSYS2_IWN3 },
217 
218 	{ PCMCIA_VENDOR_LINKSYS2, PCMCIA_PRODUCT_LINKSYS2_WCF11,
219 	  PCMCIA_CIS_LINKSYS2_WCF11 },
220 
221 	{ PCMCIA_VENDOR_MICROSOFT, PCMCIA_PRODUCT_MICROSOFT_MN_520,
222 	  PCMCIA_CIS_MICROSOFT_MN_520 },
223 
224 	{ PCMCIA_VENDOR_PLANEX, PCMCIA_PRODUCT_PLANEX_GWNS11H,
225 	  PCMCIA_CIS_PLANEX_GWNS11H },
226 
227 	{ PCMCIA_VENDOR_BAY, PCMCIA_PRODUCT_BAY_EMOBILITY_11B,
228 	  PCMCIA_CIS_BAY_EMOBILITY_11B },
229 
230 	{ PCMCIA_VENDOR_ACTIONTEC, PCMCIA_PRODUCT_ACTIONTEC_PRISM,
231 	  PCMCIA_CIS_ACTIONTEC_PRISM },
232 
233 	{ PCMCIA_VENDOR_DLINK_2, PCMCIA_PRODUCT_DLINK_DWL650H,
234 	  PCMCIA_CIS_DLINK_DWL650H },
235 
236 	{ PCMCIA_VENDOR_FUJITSU, PCMCIA_PRODUCT_FUJITSU_WL110,
237 	  PCMCIA_CIS_FUJITSU_WL110 },
238 
239 	{ PCMCIA_VENDOR_ARTEM, PCMCIA_PRODUCT_ARTEM_ONAIR,
240 	  PCMCIA_CIS_ARTEM_ONAIR },
241 
242 	{ PCMCIA_VENDOR_ASUSTEK, PCMCIA_PRODUCT_ASUSTEK_WL_100,
243 	  PCMCIA_CIS_ASUSTEK_WL_100 },
244 
245 	{ PCMCIA_VENDOR_PROXIM, PCMCIA_PRODUCT_PROXIM_RANGELANDS_8430,
246 	  PCMCIA_CIS_PROXIM_RANGELANDS_8430 },
247 };
248 static const size_t wi_pcmcia_nproducts =
249     sizeof(wi_pcmcia_products) / sizeof(wi_pcmcia_products[0]);
250 
251 static int
252 wi_pcmcia_match(parent, match, aux)
253 	struct device *parent;
254 	struct cfdata *match;
255 	void *aux;
256 {
257 	struct pcmcia_attach_args *pa = aux;
258 
259 	if (pcmcia_product_lookup(pa, wi_pcmcia_products, wi_pcmcia_nproducts,
260 	    sizeof(wi_pcmcia_products[0]), NULL))
261 		return (1);
262 	return (0);
263 }
264 
265 static int
266 wi_pcmcia_enable(sc)
267 	struct wi_softc *sc;
268 {
269 	struct wi_pcmcia_softc *psc = (struct wi_pcmcia_softc *)sc;
270 	struct pcmcia_function *pf = psc->sc_pf;
271 	int error;
272 
273 	/* establish the interrupt. */
274 	sc->sc_ih = pcmcia_intr_establish(pf, IPL_NET, wi_intr, sc);
275 	if (!sc->sc_ih)
276 		return (EIO);
277 
278 	error = pcmcia_function_enable(pf);
279 	if (error) {
280 		pcmcia_intr_disestablish(pf, sc->sc_ih);
281 		sc->sc_ih = 0;
282 		return (EIO);
283 	}
284 
285 	if (psc->sc_symbol_cf) {
286 		if (wi_pcmcia_load_firm(sc,
287 		    spectrum24t_primsym, sizeof(spectrum24t_primsym),
288 		    spectrum24t_secsym, sizeof(spectrum24t_secsym))) {
289 			printf("%s: couldn't load firmware\n",
290 			    sc->sc_dev.dv_xname);
291 			wi_pcmcia_disable(sc);
292 			return (EIO);
293 		}
294 	}
295 	DELAY(1000);
296 
297 	return (0);
298 }
299 
300 static void
301 wi_pcmcia_disable(sc)
302 	struct wi_softc *sc;
303 {
304 	struct wi_pcmcia_softc *psc = (struct wi_pcmcia_softc *)sc;
305 
306 	pcmcia_function_disable(psc->sc_pf);
307 	pcmcia_intr_disestablish(psc->sc_pf, sc->sc_ih);
308 	sc->sc_ih = 0;
309 }
310 
311 static int
312 wi_pcmcia_validate_config(cfe)
313 	struct pcmcia_config_entry *cfe;
314 {
315 	if (cfe->iftype != PCMCIA_IFTYPE_IO ||
316 	    cfe->num_iospace != 1 ||
317 	    cfe->iospace[0].length < WI_IOSIZE)
318 		return (EINVAL);
319 	cfe->num_memspace = 0;
320 	return (0);
321 }
322 
323 static void
324 wi_pcmcia_attach(parent, self, aux)
325 	struct device  *parent, *self;
326 	void           *aux;
327 {
328 	struct wi_pcmcia_softc *psc = (void *)self;
329 	struct wi_softc *sc = &psc->sc_wi;
330 	struct pcmcia_attach_args *pa = aux;
331 	struct pcmcia_config_entry *cfe;
332 	int haveaddr;
333 	int error;
334 
335 	psc->sc_pf = pa->pf;
336 
337 	error = pcmcia_function_configure(pa->pf, wi_pcmcia_validate_config);
338 	if (error) {
339 		aprint_error("%s: configure failed, error=%d\n", self->dv_xname,
340 		    error);
341 		return;
342 	}
343 
344 	cfe = pa->pf->cfe;
345 	sc->sc_iot = cfe->iospace[0].handle.iot;
346 	sc->sc_ioh = cfe->iospace[0].handle.ioh;
347 
348 	if (pa->manufacturer == PCMCIA_VENDOR_SYMBOL &&
349 	    pa->product == PCMCIA_PRODUCT_SYMBOL_LA4100)
350 		psc->sc_symbol_cf = 1;
351 	/*
352 	 * XXX: Sony PEGA-WL100 CF card has a same vendor/product id as
353 	 *	Intel PCMCIA card.  It may be incorrect to detect by the
354 	 *	initial value of COR register.
355 	 */
356 	if (pa->manufacturer == PCMCIA_VENDOR_INTEL &&
357 	    pa->product == PCMCIA_PRODUCT_INTEL_PRO_WLAN_2011 &&
358 	    CSR_READ_2(sc, WI_COR) == WI_COR_IOMODE)
359 		psc->sc_symbol_cf = 1;
360 
361 	error = wi_pcmcia_enable(sc);
362 	if (error)
363 		goto fail;
364 
365 	sc->sc_pci = 0;
366 	sc->sc_enable = wi_pcmcia_enable;
367 	sc->sc_disable = wi_pcmcia_disable;
368 
369 	printf("%s:", self->dv_xname);
370 
371 	haveaddr = pa->pf->pf_funce_lan_nidlen == IEEE80211_ADDR_LEN;
372 	if (wi_attach(sc, haveaddr ? pa->pf->pf_funce_lan_nid : 0) != 0) {
373 		aprint_error("%s: failed to attach controller\n", self->dv_xname);
374 		goto fail2;
375 	}
376 
377 	psc->sc_sdhook    = shutdownhook_establish(wi_pcmcia_shutdown, psc);
378 	psc->sc_powerhook = powerhook_establish(wi_pcmcia_powerhook, psc);
379 
380 	wi_pcmcia_disable(sc);
381 	psc->sc_state = WI_PCMCIA_ATTACHED;
382 	return;
383 
384 fail2:
385 	wi_pcmcia_disable(sc);
386 fail:
387 	pcmcia_function_unconfigure(pa->pf);
388 }
389 
390 static int
391 wi_pcmcia_detach(self, flags)
392 	struct device *self;
393 	int flags;
394 {
395 	struct wi_pcmcia_softc *psc = (struct wi_pcmcia_softc *)self;
396 	int error;
397 
398 	if (psc->sc_state != WI_PCMCIA_ATTACHED)
399 		return (0);
400 
401 	if (psc->sc_powerhook)
402 		powerhook_disestablish(psc->sc_powerhook);
403 	if (psc->sc_sdhook)
404 		shutdownhook_disestablish(psc->sc_sdhook);
405 
406 	error = wi_detach(&psc->sc_wi);
407 	if (error != 0)
408 		return (error);
409 
410 	pcmcia_function_unconfigure(psc->sc_pf);
411 
412 	return (0);
413 }
414 
415 static void
416 wi_pcmcia_powerhook(why, arg)
417 	int why;
418 	void *arg;
419 {
420 	struct wi_pcmcia_softc *psc = arg;
421 	struct wi_softc *sc = &psc->sc_wi;
422 
423 	wi_power(sc, why);
424 }
425 
426 static void
427 wi_pcmcia_shutdown(arg)
428 	void *arg;
429 {
430 	struct wi_pcmcia_softc *psc = arg;
431 	struct wi_softc *sc = &psc->sc_wi;
432 
433 	wi_shutdown(sc);
434 }
435 
436 /*
437  * Special routines to download firmware for Symbol CF card.
438  * XXX: This should be modified generic into any PRISM-2 based card.
439  */
440 
441 #define	WI_SBCF_PDIADDR		0x3100
442 
443 /* unaligned load little endian */
444 #define	GETLE32(p)	((p)[0] | ((p)[1]<<8) | ((p)[2]<<16) | ((p)[3]<<24))
445 #define	GETLE16(p)	((p)[0] | ((p)[1]<<8))
446 
447 static int
448 wi_pcmcia_load_firm(sc, primsym, primlen, secsym, seclen)
449 	struct wi_softc *sc;
450 	const void *primsym, *secsym;
451 	int primlen, seclen;
452 {
453 	u_int8_t ebuf[256];
454 	int i;
455 
456 	/* load primary code and run it */
457 	wi_pcmcia_set_hcr(sc, WI_HCR_EEHOLD);
458 	if (wi_pcmcia_write_firm(sc, primsym, primlen, NULL, 0))
459 		return EIO;
460 	wi_pcmcia_set_hcr(sc, WI_HCR_RUN);
461 	for (i = 0; ; i++) {
462 		if (i == 10)
463 			return ETIMEDOUT;
464 		tsleep(sc, PWAIT, "wiinit", 1);
465 		if (CSR_READ_2(sc, WI_CNTL) == WI_CNTL_AUX_ENA_STAT)
466 			break;
467 		/* write the magic key value to unlock aux port */
468 		CSR_WRITE_2(sc, WI_PARAM0, WI_AUX_KEY0);
469 		CSR_WRITE_2(sc, WI_PARAM1, WI_AUX_KEY1);
470 		CSR_WRITE_2(sc, WI_PARAM2, WI_AUX_KEY2);
471 		CSR_WRITE_2(sc, WI_CNTL, WI_CNTL_AUX_ENA_CNTL);
472 	}
473 
474 	/* issue read EEPROM command: XXX copied from wi_cmd() */
475 	CSR_WRITE_2(sc, WI_PARAM0, 0);
476 	CSR_WRITE_2(sc, WI_PARAM1, 0);
477 	CSR_WRITE_2(sc, WI_PARAM2, 0);
478 	CSR_WRITE_2(sc, WI_COMMAND, WI_CMD_READEE);
479         for (i = 0; i < WI_TIMEOUT; i++) {
480                 if (CSR_READ_2(sc, WI_EVENT_STAT) & WI_EV_CMD)
481                         break;
482                 DELAY(1);
483         }
484         CSR_WRITE_2(sc, WI_EVENT_ACK, WI_EV_CMD);
485 
486 	CSR_WRITE_2(sc, WI_AUX_PAGE, WI_SBCF_PDIADDR / WI_AUX_PGSZ);
487 	CSR_WRITE_2(sc, WI_AUX_OFFSET, WI_SBCF_PDIADDR % WI_AUX_PGSZ);
488 	CSR_READ_MULTI_STREAM_2(sc, WI_AUX_DATA,
489 	    (u_int16_t *)ebuf, sizeof(ebuf) / 2);
490 	if (GETLE16(ebuf) > sizeof(ebuf))
491 		return EIO;
492 	if (wi_pcmcia_write_firm(sc, secsym, seclen, ebuf + 4, GETLE16(ebuf)))
493 		return EIO;
494 	return 0;
495 }
496 
497 static int
498 wi_pcmcia_write_firm(sc, buf, buflen, ebuf, ebuflen)
499 	struct wi_softc *sc;
500 	const void *buf, *ebuf;
501 	int buflen, ebuflen;
502 {
503 	const u_int8_t *p, *ep, *q, *eq;
504 	char *endp;
505 	u_int32_t addr, id, eid;
506 	int i, len, elen, nblk, pdrlen;
507 
508 	/*
509 	 * Parse the header of the firmware image.
510 	 */
511 	p = buf;
512 	ep = p + buflen;
513 	while (p < ep && *p++ != ' ');	/* FILE: */
514 	while (p < ep && *p++ != ' ');	/* filename */
515 	while (p < ep && *p++ != ' ');	/* type of the firmware */
516 	nblk = strtoul(p, &endp, 10);
517 	p = (void *)endp;
518 	pdrlen = strtoul(p + 1, &endp, 10);
519 	p = (void *)endp;
520 	while (p < ep && *p++ != 0x1a);	/* skip rest of header */
521 
522 	/*
523 	 * Block records: address[4], length[2], data[length];
524 	 */
525 	for (i = 0; i < nblk; i++) {
526 		addr = GETLE32(p);	p += 4;
527 		len  = GETLE16(p);	p += 2;
528 		CSR_WRITE_2(sc, WI_AUX_PAGE, addr / WI_AUX_PGSZ);
529 		CSR_WRITE_2(sc, WI_AUX_OFFSET, addr % WI_AUX_PGSZ);
530 		CSR_WRITE_MULTI_STREAM_2(sc, WI_AUX_DATA,
531 		    (const u_int16_t *)p, len / 2);
532 		p += len;
533 	}
534 
535 	/*
536 	 * PDR: id[4], address[4], length[4];
537 	 */
538 	for (i = 0; i < pdrlen; ) {
539 		id   = GETLE32(p);	p += 4; i += 4;
540 		addr = GETLE32(p);	p += 4; i += 4;
541 		len  = GETLE32(p);	p += 4; i += 4;
542 		/* replace PDR entry with the values from EEPROM, if any */
543 		for (q = ebuf, eq = q + ebuflen; q < eq; q += elen * 2) {
544 			elen = GETLE16(q);	q += 2;
545 			eid  = GETLE16(q);	q += 2;
546 			elen--;		/* elen includes eid */
547 			if (eid == 0)
548 				break;
549 			if (eid != id)
550 				continue;
551 			CSR_WRITE_2(sc, WI_AUX_PAGE, addr / WI_AUX_PGSZ);
552 			CSR_WRITE_2(sc, WI_AUX_OFFSET, addr % WI_AUX_PGSZ);
553 			CSR_WRITE_MULTI_STREAM_2(sc, WI_AUX_DATA,
554 			    (const u_int16_t *)q, len / 2);
555 			break;
556 		}
557 	}
558 	return 0;
559 }
560 
561 static int
562 wi_pcmcia_set_hcr(sc, mode)
563 	struct wi_softc *sc;
564 	int mode;
565 {
566 	u_int16_t hcr;
567 
568 	CSR_WRITE_2(sc, WI_COR, WI_COR_RESET);
569 	tsleep(sc, PWAIT, "wiinit", 1);
570 	hcr = CSR_READ_2(sc, WI_HCR);
571 	hcr = (hcr & WI_HCR_4WIRE) | (mode & ~WI_HCR_4WIRE);
572 	CSR_WRITE_2(sc, WI_HCR, hcr);
573 	tsleep(sc, PWAIT, "wiinit", 1);
574 	CSR_WRITE_2(sc, WI_COR, WI_COR_IOMODE);
575 	tsleep(sc, PWAIT, "wiinit", 1);
576 	return 0;
577 }
578