xref: /openbsd/sys/dev/pcmcia/if_wi_pcmcia.c (revision 09467b48)
1 /* $OpenBSD: if_wi_pcmcia.c,v 1.75 2019/12/31 10:05:33 mpi Exp $ */
2 /* $NetBSD: if_wi_pcmcia.c,v 1.14 2001/11/26 04:34:56 ichiro Exp $ */
3 
4 /*
5  * Copyright (c) 1997, 1998, 1999
6  *	Bill Paul <wpaul@ctr.columbia.edu>.  All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  * 3. All advertising materials mentioning features or use of this software
17  *    must display the following acknowledgement:
18  *	This product includes software developed by Bill Paul.
19  * 4. Neither the name of the author nor the names of any co-contributors
20  *    may be used to endorse or promote products derived from this software
21  *    without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26  * ARE DISCLAIMED.  IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD
27  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
28  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
29  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
30  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
31  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
32  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
33  * THE POSSIBILITY OF SUCH DAMAGE.
34  *
35  *	From: if_wi.c,v 1.7 1999/07/04 14:40:22 wpaul Exp $
36  */
37 
38 /*
39  * Lucent WaveLAN/IEEE 802.11 PCMCIA driver for OpenBSD.
40  *
41  * Originally written by Bill Paul <wpaul@ctr.columbia.edu>
42  * Electrical Engineering Department
43  * Columbia University, New York City
44  */
45 
46 #include <sys/param.h>
47 #include <sys/systm.h>
48 #include <sys/timeout.h>
49 #include <sys/socket.h>
50 #include <sys/device.h>
51 #include <sys/tree.h>
52 
53 #include <net/if.h>
54 #include <net/if_media.h>
55 
56 #include <netinet/in.h>
57 #include <netinet/if_ether.h>
58 
59 #include <net80211/ieee80211_var.h>
60 #include <net80211/ieee80211_ioctl.h>
61 
62 #include <machine/bus.h>
63 
64 #include <dev/pcmcia/pcmciareg.h>
65 #include <dev/pcmcia/pcmciavar.h>
66 #include <dev/pcmcia/pcmciadevs.h>
67 
68 #include <dev/ic/if_wireg.h>
69 #include <dev/ic/if_wi_ieee.h>
70 #include <dev/ic/if_wivar.h>
71 
72 int	wi_pcmcia_match(struct device *, void *, void *);
73 void	wi_pcmcia_attach(struct device *, struct device *, void *);
74 int	wi_pcmcia_detach(struct device *, int);
75 int	wi_pcmcia_activate(struct device *, int);
76 void	wi_pcmcia_wakeup(struct wi_softc *);
77 
78 struct wi_pcmcia_softc {
79 	struct wi_softc sc_wi;
80 
81 	struct pcmcia_io_handle	sc_pcioh;
82 	int			sc_io_window;
83 	struct pcmcia_function	*sc_pf;
84 };
85 
86 struct cfattach wi_pcmcia_ca = {
87 	sizeof (struct wi_pcmcia_softc), wi_pcmcia_match, wi_pcmcia_attach,
88 	wi_pcmcia_detach, wi_pcmcia_activate
89 };
90 
91 static const struct wi_pcmcia_product {
92 	u_int16_t	pp_vendor;
93 	u_int16_t	pp_product;
94 	const char	*pp_cisinfo[4];
95 } wi_pcmcia_products[] = {
96 	{ PCMCIA_VENDOR_LUCENT,
97 	  PCMCIA_PRODUCT_LUCENT_WAVELAN_IEEE,
98 	  PCMCIA_CIS_LUCENT_WAVELAN_IEEE
99 	},
100 	{ PCMCIA_VENDOR_3COM,
101 	  PCMCIA_PRODUCT_3COM_3CRWE737A,
102 	  PCMCIA_CIS_3COM_3CRWE737A
103 	},
104 	{ PCMCIA_VENDOR_3COM,
105 	  PCMCIA_PRODUCT_3COM_3CRWE777A,
106 	  PCMCIA_CIS_3COM_3CRWE777A
107 	},
108 	{ PCMCIA_VENDOR_COREGA,
109 	  PCMCIA_PRODUCT_COREGA_WIRELESS_LAN_PCC_11,
110 	  PCMCIA_CIS_COREGA_WIRELESS_LAN_PCC_11
111 	},
112 	{ PCMCIA_VENDOR_COREGA,
113 	  PCMCIA_PRODUCT_COREGA_WIRELESS_LAN_PCCA_11,
114 	  PCMCIA_CIS_COREGA_WIRELESS_LAN_PCCA_11
115 	},
116 	{ PCMCIA_VENDOR_COREGA,
117 	  PCMCIA_PRODUCT_COREGA_WIRELESS_LAN_PCCB_11,
118 	  PCMCIA_CIS_COREGA_WIRELESS_LAN_PCCB_11
119 	},
120 	{ PCMCIA_VENDOR_COREGA,
121 	  PCMCIA_PRODUCT_COREGA_WIRELESS_LAN_PCCL_11,
122 	  PCMCIA_CIS_COREGA_WIRELESS_LAN_PCCL_11
123 	},
124 	{ PCMCIA_VENDOR_COREGA,
125 	  PCMCIA_PRODUCT_COREGA_WIRELESS_LAN_WLCFL_11,
126 	  PCMCIA_CIS_COREGA_WIRELESS_LAN_WLCFL_11
127 	},
128 	{ PCMCIA_VENDOR_INTEL,
129 	  PCMCIA_PRODUCT_INTEL_PRO_WLAN_2011,
130 	  PCMCIA_CIS_INTEL_PRO_WLAN_2011
131 	},
132 	{ PCMCIA_VENDOR_INTERSIL,
133 	  PCMCIA_PRODUCT_INTERSIL_PRISM2,
134 	  PCMCIA_CIS_INTERSIL_PRISM2
135 	},
136 	{ PCMCIA_VENDOR_SAMSUNG,
137 	  PCMCIA_PRODUCT_SAMSUNG_SWL_2000N,
138 	  PCMCIA_CIS_SAMSUNG_SWL_2000N
139 	},
140 	{ PCMCIA_VENDOR_LINKSYS2,
141 	  PCMCIA_PRODUCT_LINKSYS2_IWN,
142 	  PCMCIA_CIS_LINKSYS2_IWN
143 	},
144 	{ PCMCIA_VENDOR_LINKSYS2,
145 	  PCMCIA_PRODUCT_LINKSYS2_IWN2,
146 	  PCMCIA_CIS_LINKSYS2_IWN2
147 	},
148 	{ PCMCIA_VENDOR_LINKSYS2,
149 	  PCMCIA_PRODUCT_LINKSYS2_WCF11,
150 	  PCMCIA_CIS_LINKSYS2_WCF11
151 	},
152 	{ PCMCIA_VENDOR_LUCENT,
153 	  PCMCIA_PRODUCT_LUCENT_WAVELAN_IEEE,
154 	  PCMCIA_CIS_SMC_2632W
155 	},
156 	{ PCMCIA_VENDOR_LUCENT,
157 	  PCMCIA_PRODUCT_LUCENT_WAVELAN_IEEE,
158 	  PCMCIA_CIS_NANOSPEED_PRISM2
159 	},
160 	{ PCMCIA_VENDOR_ELSA,
161 	  PCMCIA_PRODUCT_ELSA_XI300_IEEE,
162 	  PCMCIA_CIS_ELSA_XI300_IEEE
163 	},
164 	{ PCMCIA_VENDOR_ELSA,
165 	  PCMCIA_PRODUCT_ELSA_XI325_IEEE,
166 	  PCMCIA_CIS_ELSA_XI325_IEEE
167 	},
168 	{ PCMCIA_VENDOR_ELSA,
169 	  PCMCIA_PRODUCT_ELSA_WNB11CFZ,
170 	  PCMCIA_CIS_ELSA_WNB11CFZ
171 	},
172 	{ PCMCIA_VENDOR_COMPAQ,
173 	  PCMCIA_PRODUCT_COMPAQ_NC5004,
174 	  PCMCIA_CIS_COMPAQ_NC5004
175 	},
176 	{ PCMCIA_VENDOR_CONTEC,
177 	  PCMCIA_PRODUCT_CONTEC_FX_DS110_PCC,
178 	  PCMCIA_CIS_CONTEC_FX_DS110_PCC
179 	},
180 	{ PCMCIA_VENDOR_TDK,
181 	  PCMCIA_PRODUCT_TDK_LAK_CD011WL,
182 	  PCMCIA_CIS_TDK_LAK_CD011WL
183 	},
184 	{ PCMCIA_VENDOR_LUCENT,
185 	  PCMCIA_PRODUCT_LUCENT_WAVELAN_IEEE,
186 	  PCMCIA_CIS_NEC_CMZ_RT_WP
187 	},
188 	{ PCMCIA_VENDOR_LUCENT,
189 	  PCMCIA_PRODUCT_LUCENT_WAVELAN_IEEE,
190 	  PCMCIA_CIS_NTT_ME_WLAN
191 	},
192 	{ PCMCIA_VENDOR_ADDTRON,
193 	  PCMCIA_PRODUCT_ADDTRON_AWP100,
194 	  PCMCIA_CIS_ADDTRON_AWP100
195 	},
196 	{ PCMCIA_VENDOR_LUCENT,
197 	  PCMCIA_PRODUCT_LUCENT_WAVELAN_IEEE,
198 	  PCMCIA_CIS_CABLETRON_ROAMABOUT
199 	},
200 	{ PCMCIA_VENDOR_IODATA2,
201 	  PCMCIA_PRODUCT_IODATA2_WCF12,
202 	  PCMCIA_CIS_IODATA2_WCF12
203 	},
204 	{ PCMCIA_VENDOR_IODATA2,
205 	  PCMCIA_PRODUCT_IODATA2_WNB11PCM,
206 	  PCMCIA_CIS_IODATA2_WNB11PCM
207 	},
208 	{ PCMCIA_VENDOR_GEMTEK,
209 	  PCMCIA_PRODUCT_GEMTEK_WLAN,
210 	  PCMCIA_CIS_GEMTEK_WLAN
211 	},
212 	{ PCMCIA_VENDOR_ELSA,
213 	  PCMCIA_PRODUCT_ELSA_XI800_IEEE,
214 	  PCMCIA_CIS_ELSA_XI800_IEEE
215 	},
216 	{ PCMCIA_VENDOR_BUFFALO,
217 	  PCMCIA_PRODUCT_BUFFALO_WLI_PCM_S11,
218 	  PCMCIA_CIS_BUFFALO_WLI_PCM_S11
219 	},
220 	{ PCMCIA_VENDOR_BUFFALO,
221 	  PCMCIA_PRODUCT_BUFFALO_WLI_CF_S11G,
222 	  PCMCIA_CIS_BUFFALO_WLI_CF_S11G
223 	},
224 	{ PCMCIA_VENDOR_EMTAC,
225 	  PCMCIA_PRODUCT_EMTAC_WLAN,
226 	  PCMCIA_CIS_EMTAC_WLAN
227 	},
228 	{ PCMCIA_VENDOR_SIMPLETECH,
229 	  PCMCIA_PRODUCT_SIMPLETECH_SPECTRUM24_ALT,
230 	  PCMCIA_CIS_SIMPLETECH_SPECTRUM24_ALT
231 	},
232 	{ PCMCIA_VENDOR_ERICSSON,
233 	  PCMCIA_PRODUCT_ERICSSON_WIRELESSLAN,
234 	  PCMCIA_CIS_ERICSSON_WIRELESSLAN
235 	},
236 	{ PCMCIA_VENDOR_PROXIM,
237 	  PCMCIA_PRODUCT_PROXIM_RANGELANDS_8430,
238 	  PCMCIA_CIS_PROXIM_RANGELANDS_8430
239 	},
240 	{ PCMCIA_VENDOR_ACTIONTEC,
241 	  PCMCIA_PRODUCT_ACTIONTEC_HWC01170,
242 	  PCMCIA_CIS_ACTIONTEC_HWC01170
243 	},
244 	{ PCMCIA_VENDOR_NOKIA,
245 	  PCMCIA_PRODUCT_NOKIA_C020_WLAN,
246 	  PCMCIA_CIS_NOKIA_C020_WLAN
247 	},
248 	{ PCMCIA_VENDOR_NOKIA,
249 	  PCMCIA_PRODUCT_NOKIA_C110_WLAN,
250 	  PCMCIA_CIS_NOKIA_C110_WLAN
251 	},
252 	{ PCMCIA_VENDOR_NETGEAR2,
253 	  PCMCIA_PRODUCT_NETGEAR2_MA401RA,
254 	  PCMCIA_CIS_NETGEAR2_MA401RA
255 	},
256 	{ PCMCIA_VENDOR_NETGEAR2,
257 	  PCMCIA_PRODUCT_NETGEAR2_DWL650,
258 	  PCMCIA_CIS_NETGEAR2_DWL650
259 	},
260 	{ PCMCIA_VENDOR_AIRVAST,
261 	  PCMCIA_PRODUCT_AIRVAST_WN_100,
262 	  PCMCIA_CIS_AIRVAST_WN_100
263 	},
264 	{ PCMCIA_VENDOR_SIEMENS,
265 	  PCMCIA_PRODUCT_SIEMENS_SS1021,
266 	  PCMCIA_CIS_SIEMENS_SS1021
267 	},
268 	{ PCMCIA_VENDOR_PROXIM,
269 	  PCMCIA_PRODUCT_PROXIM_HARMONY_80211B,
270 	  PCMCIA_CIS_PROXIM_HARMONY_80211B
271 	},
272 	{ PCMCIA_VENDOR_MICROSOFT,
273 	  PCMCIA_PRODUCT_MICROSOFT_MN520,
274 	  PCMCIA_CIS_MICROSOFT_MN520
275 	},
276 	{ PCMCIA_VENDOR_ADAPTEC2,
277 	  PCMCIA_PRODUCT_ADAPTEC2_AWN8030,
278 	  PCMCIA_CIS_ADAPTEC2_AWN8030
279 	},
280 	{ PCMCIA_VENDOR_ASUS,
281 	  PCMCIA_PRODUCT_ASUS_WL_100,
282 	  PCMCIA_CIS_ASUS_WL_100
283 	},
284 	{ PCMCIA_VENDOR_SENAO,
285 	  PCMCIA_PRODUCT_SENAO_EL2511CD2EM,
286 	  PCMCIA_CIS_SENAO_EL2511CD2EM
287 	},
288 	{ PCMCIA_VENDOR_ARTEM,
289 	  PCMCIA_PRODUCT_ARTEM_ONAIR,
290 	  PCMCIA_CIS_ARTEM_ONAIR
291 	},
292 	{ PCMCIA_VENDOR_PLANEX,
293 	  PCMCIA_PRODUCT_PLANEX_GWNS11H,
294 	  PCMCIA_CIS_PLANEX_GWNS11H
295 	},
296 	{ PCMCIA_VENDOR_SYMBOL,
297 	  PCMCIA_PRODUCT_SYMBOL_LA4100,
298 	  PCMCIA_CIS_SYMBOL_LA4100
299 	},
300 	{ PCMCIA_VENDOR_BAY,
301 	  PCMCIA_PRODUCT_BAY_EMOBILITY_11B,
302 	  PCMCIA_CIS_BAY_EMOBILITY_11B
303 	},
304 	{ PCMCIA_VENDOR_GREYCELL,
305 	  PCMCIA_PRODUCT_GREYCELL_DWL650H,
306 	  PCMCIA_CIS_GREYCELL_DWL650H
307 	},
308 	{ PCMCIA_VENDOR_FUJITSU,
309 	  PCMCIA_PRODUCT_FUJITSU_WL110,
310 	  PCMCIA_CIS_FUJITSU_WL110
311 	},
312 	{ PCMCIA_VENDOR_ALLIEDTELESIS,
313 	  PCMCIA_PRODUCT_ALLIEDTELESIS_WR211PCM,
314 	  PCMCIA_CIS_ALLIEDTELESIS_WR211PCM
315 	},
316 	{ PCMCIA_VENDOR_HWN,
317 	  PCMCIA_PRODUCT_HWN_AIRWAY80211,
318 	  PCMCIA_CIS_HWN_AIRWAY80211
319 	},
320 	{ PCMCIA_VENDOR_SOCKET,
321 	  PCMCIA_PRODUCT_SOCKET_LP_WLAN_CF,
322 	  PCMCIA_CIS_SOCKET_LP_WLAN_CF
323 	}
324 };
325 
326 static const struct wi_pcmcia_product *wi_lookup(struct pcmcia_attach_args *pa);
327 
328 const struct wi_pcmcia_product *
329 wi_lookup(struct pcmcia_attach_args *pa)
330 {
331 	const struct wi_pcmcia_product *pp;
332 	const struct wi_pcmcia_product *epp = wi_pcmcia_products +
333 	    sizeof(wi_pcmcia_products) / sizeof(wi_pcmcia_products[0]);
334 
335 	/*
336 	 * Several PRISM II-based cards use the Lucent WaveLAN vendor
337 	 * and product IDs so we match by CIS information first.
338 	 */
339 	for (pp = wi_pcmcia_products; pp < epp; pp++) {
340 		if (pa->card->cis1_info[0] != NULL &&
341 		    pp->pp_cisinfo[0] != NULL &&
342 		    strcmp(pa->card->cis1_info[0], pp->pp_cisinfo[0]) == 0 &&
343 		    pa->card->cis1_info[1] != NULL &&
344 		    pp->pp_cisinfo[1] != NULL &&
345 		    strcmp(pa->card->cis1_info[1], pp->pp_cisinfo[1]) == 0)
346 			return (pp);
347 	}
348 
349 	/* Match by vendor/product ID. */
350 	for (pp = wi_pcmcia_products; pp < epp; pp++) {
351 		if (pa->manufacturer != PCMCIA_VENDOR_INVALID &&
352 		    pa->manufacturer == pp->pp_vendor &&
353 		    pa->product != PCMCIA_PRODUCT_INVALID &&
354 		    pa->product == pp->pp_product)
355 			return (pp);
356 	}
357 
358 	return (NULL);
359 }
360 
361 int
362 wi_pcmcia_match(struct device *parent, void *match, void *aux)
363 {
364 	struct pcmcia_attach_args *pa = aux;
365 
366 	if (wi_lookup(pa) != NULL)
367 		return (1);
368 	return (0);
369 }
370 
371 void
372 wi_pcmcia_attach(struct device *parent, struct device *self, void *aux)
373 {
374 	struct wi_pcmcia_softc	*psc = (struct wi_pcmcia_softc *)self;
375 	struct wi_softc		*sc = &psc->sc_wi;
376 	struct pcmcia_attach_args *pa = aux;
377 	struct pcmcia_function	*pf = pa->pf;
378 	struct pcmcia_config_entry *cfe = SIMPLEQ_FIRST(&pf->cfe_head);
379 	const char		*intrstr;
380 	int			state = 0;
381 
382 	psc->sc_pf = pf;
383 
384 	/* Enable the card. */
385 	pcmcia_function_init(pf, cfe);
386 	if (pcmcia_function_enable(pf)) {
387 		printf(": function enable failed\n");
388 		goto bad;
389 	}
390 	state++;
391 
392 	if (pcmcia_io_alloc(pf, 0, WI_IOSIZ, WI_IOSIZ, &psc->sc_pcioh)) {
393 		printf(": can't alloc i/o space\n");
394 		goto bad;
395 	}
396 	state++;
397 
398 	if (pcmcia_io_map(pf, PCMCIA_WIDTH_IO16, 0, WI_IOSIZ,
399 	    &psc->sc_pcioh, &psc->sc_io_window)) {
400 		printf(": can't map i/o space\n");
401 		goto bad;
402 	}
403 	state++;
404 
405 	printf(" port 0x%lx/%lu", psc->sc_pcioh.addr,
406 	    (u_long)psc->sc_pcioh.size);
407 
408 	sc->wi_ltag = sc->wi_btag = psc->sc_pcioh.iot;
409 	sc->wi_lhandle = sc->wi_bhandle = psc->sc_pcioh.ioh;
410 	sc->wi_cor_offset = WI_COR_OFFSET;
411 	sc->wi_flags |= WI_FLAGS_BUS_PCMCIA;
412 
413 	/* Make sure interrupts are disabled. */
414 	CSR_WRITE_2(sc, WI_INT_EN, 0);
415 	CSR_WRITE_2(sc, WI_EVENT_ACK, 0xffff);
416 
417 	/* Establish the interrupt. */
418 	sc->sc_ih = pcmcia_intr_establish(pa->pf, IPL_NET, wi_intr, psc,
419 	    sc->sc_dev.dv_xname);
420 	if (sc->sc_ih == NULL) {
421 		printf("%s: can't establish interrupt\n",
422 		    sc->sc_dev.dv_xname);
423 		goto bad;
424 	}
425 
426 	intrstr = pcmcia_intr_string(psc->sc_pf, sc->sc_ih);
427 	printf("%s%s\n", *intrstr ? ", " : "", intrstr);
428 	if (wi_attach(sc, &wi_func_io) == 0)
429 		return;
430 
431 	/* wi_attach() failed, do some cleanup */
432 	pcmcia_intr_disestablish(psc->sc_pf, sc->sc_ih);
433 	sc->sc_ih = NULL;
434 
435 bad:
436 	if (state > 2)
437 		pcmcia_io_unmap(pf, psc->sc_io_window);
438 	if (state > 1)
439 		pcmcia_io_free(pf, &psc->sc_pcioh);
440 	if (state > 0)
441 		pcmcia_function_disable(pf);
442 }
443 
444 int
445 wi_pcmcia_detach(struct device *dev, int flags)
446 {
447 	struct wi_pcmcia_softc *psc = (struct wi_pcmcia_softc *)dev;
448 	struct wi_softc *sc = &psc->sc_wi;
449 	struct ifnet *ifp = &sc->sc_ic.ic_if;
450 
451 	if (!(sc->wi_flags & WI_FLAGS_ATTACHED))
452 		return (0);
453 
454 	wi_detach(sc);
455 
456 	sc->wi_flags = 0;
457 
458 	pcmcia_io_unmap(psc->sc_pf, psc->sc_io_window);
459 	pcmcia_io_free(psc->sc_pf, &psc->sc_pcioh);
460 
461 	ether_ifdetach(ifp);
462 	if_detach(ifp);
463 
464 	return (0);
465 }
466 
467 int
468 wi_pcmcia_activate(struct device *dev, int act)
469 {
470 	struct wi_pcmcia_softc *psc = (struct wi_pcmcia_softc *)dev;
471 	struct wi_softc *sc = &psc->sc_wi;
472 	struct ifnet *ifp = &sc->sc_ic.ic_if;
473 
474 	switch (act) {
475 	case DVACT_SUSPEND:
476 		ifp->if_timer = 0;
477 		if (ifp->if_flags & IFF_RUNNING)
478 			wi_stop(sc);
479 		sc->wi_flags &= ~WI_FLAGS_INITIALIZED;
480 		if (sc->sc_ih != NULL)
481 			pcmcia_intr_disestablish(psc->sc_pf, sc->sc_ih);
482 		sc->sc_ih = NULL;
483 		pcmcia_function_disable(psc->sc_pf);
484 		break;
485 	case DVACT_RESUME:
486 		pcmcia_function_enable(psc->sc_pf);
487 		sc->sc_ih = pcmcia_intr_establish(psc->sc_pf, IPL_NET,
488 		    wi_intr, sc, sc->sc_dev.dv_xname);
489 		break;
490 	case DVACT_WAKEUP:
491 		wi_pcmcia_wakeup(sc);
492 		break;
493 	case DVACT_DEACTIVATE:
494 		if (sc->sc_ih != NULL)
495 			pcmcia_intr_disestablish(psc->sc_pf, sc->sc_ih);
496 		sc->sc_ih = NULL;
497 		pcmcia_function_disable(psc->sc_pf);
498 		break;
499 	}
500 	return (0);
501 }
502 
503 void
504 wi_pcmcia_wakeup(struct wi_softc *sc)
505 {
506 	int s;
507 
508 	s = splnet();
509 	while (sc->wi_flags & WI_FLAGS_BUSY)
510 		tsleep_nsec(&sc->wi_flags, 0, "wipwr", INFSLP);
511 	sc->wi_flags |= WI_FLAGS_BUSY;
512 
513 	wi_cor_reset(sc);
514 	wi_init(sc);
515 
516 	sc->wi_flags &= ~WI_FLAGS_BUSY;
517 	wakeup(&sc->wi_flags);
518 	splx(s);
519 }
520