Fix warnings about casting const pointers.
[dragonfly.git] / sys / bus / pccard / pccard.c
1 /*      $NetBSD: pcmcia.c,v 1.23 2000/07/28 19:17:02 drochner Exp $     */
2 /* $FreeBSD: src/sys/dev/pccard/pccard.c,v 1.70 2002/11/14 14:02:32 mux Exp $ */
3 /* $DragonFly: src/sys/bus/pccard/pccard.c,v 1.10 2004/02/13 22:12:33 joerg Exp $ */
4
5 /*
6  * Copyright (c) 1997 Marc Horowitz.  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 Marc Horowitz.
19  * 4. The name of the author may not be used to endorse or promote products
20  *    derived from this software without specific prior written permission.
21  *
22  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
23  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
24  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
25  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
26  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
27  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
31  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32  */
33
34 #include <sys/param.h>
35 #include <sys/systm.h>
36 #include <sys/malloc.h>
37 #include <sys/module.h>
38 #include <sys/kernel.h>
39 #include <sys/queue.h>
40 #include <sys/sysctl.h>
41 #include <sys/types.h>
42
43 #include <sys/bus.h>
44 #include <machine/bus.h>
45 #include <sys/rman.h>
46 #include <machine/resource.h>
47
48 #include <net/ethernet.h>
49
50 #include <bus/pccard/pccardreg.h>
51 #include <bus/pccard/pccardvar.h>
52
53 #include "power_if.h"
54 #include "card_if.h"
55
56 #define PCCARDDEBUG
57
58 /* sysctl vars */
59 SYSCTL_NODE(_hw, OID_AUTO, pccard, CTLFLAG_RD, 0, "PCCARD parameters");
60
61 int     pccard_debug = 0;
62 TUNABLE_INT("hw.pccard.debug", &pccard_debug);
63 SYSCTL_INT(_hw_pccard, OID_AUTO, debug, CTLFLAG_RW,
64     &pccard_debug, 0,
65   "pccard debug");
66
67 int     pccard_cis_debug = 0;
68 TUNABLE_INT("hw.pccard.cis_debug", &pccard_cis_debug);
69 SYSCTL_INT(_hw_pccard, OID_AUTO, cis_debug, CTLFLAG_RW,
70     &pccard_cis_debug, 0, "pccard CIS debug");
71
72 #ifdef PCCARDDEBUG
73 #define DPRINTF(arg) if (pccard_debug) printf arg
74 #define DEVPRINTF(arg) if (pccard_debug) device_printf arg
75 #define PRVERBOSE(arg) printf arg
76 #define DEVPRVERBOSE(arg) device_printf arg
77 #else
78 #define DPRINTF(arg)
79 #define DEVPRINTF(arg)
80 #define PRVERBOSE(arg) if (bootverbose) printf arg
81 #define DEVPRVERBOSE(arg) if (bootverbose) device_printf arg
82 #endif
83
84 static int      pccard_ccr_read(struct pccard_function *pf, int ccr);
85 static void     pccard_ccr_write(struct pccard_function *pf, int ccr, int val);
86 static int      pccard_attach_card(device_t dev);
87 static int      pccard_detach_card(device_t dev);
88 static int      pccard_card_gettype(device_t dev, int *type);
89 static void     pccard_function_init(struct pccard_function *pf);
90 static void     pccard_function_free(struct pccard_function *pf);
91 static int      pccard_function_enable(struct pccard_function *pf);
92 static void     pccard_function_disable(struct pccard_function *pf);
93 static int      pccard_compat_do_probe(device_t bus, device_t dev);
94 static int      pccard_compat_do_attach(device_t bus, device_t dev);
95 static int      pccard_add_children(device_t dev, int busno);
96 static int      pccard_probe(device_t dev);
97 static int      pccard_attach(device_t dev);
98 static int      pccard_detach(device_t dev);
99 static void     pccard_print_resources(struct resource_list *rl,
100                     const char *name, int type, int count, const char *format);
101 static int      pccard_print_child(device_t dev, device_t child);
102 static int      pccard_set_resource(device_t dev, device_t child, int type,
103                     int rid, u_long start, u_long count);
104 static int      pccard_get_resource(device_t dev, device_t child, int type,
105                     int rid, u_long *startp, u_long *countp);
106 static void     pccard_delete_resource(device_t dev, device_t child, int type,
107                     int rid);
108 static int      pccard_set_res_flags(device_t dev, device_t child, int type,
109                     int rid, u_int32_t flags);
110 static int      pccard_set_memory_offset(device_t dev, device_t child, int rid,
111                     u_int32_t offset, u_int32_t *deltap);
112 static void     pccard_probe_nomatch(device_t cbdev, device_t child);
113 static int      pccard_read_ivar(device_t bus, device_t child, int which,
114                                  uintptr_t *result);
115 static void     pccard_driver_added(device_t dev, driver_t *driver);
116 static struct resource *pccard_alloc_resource(device_t dev,
117                     device_t child, int type, int *rid, u_long start,
118                     u_long end, u_long count, u_int flags);
119 static int      pccard_release_resource(device_t dev, device_t child, int type,
120                     int rid, struct resource *r);
121 static void     pccard_child_detached(device_t parent, device_t dev);
122 static void     pccard_intr(void *arg);
123 static int      pccard_setup_intr(device_t dev, device_t child,
124                     struct resource *irq, int flags, driver_intr_t *intr,
125                     void *arg, void **cookiep);
126 static int      pccard_teardown_intr(device_t dev, device_t child,
127                     struct resource *r, void *cookie);
128
129 static const struct pccard_product *
130 pccard_do_product_lookup(device_t bus, device_t dev,
131                          const struct pccard_product *tab, size_t ent_size,
132                          pccard_product_match_fn matchfn);
133
134
135 static int
136 pccard_ccr_read(struct pccard_function *pf, int ccr)
137 {
138         return (bus_space_read_1(pf->pf_ccrt, pf->pf_ccrh,
139             pf->pf_ccr_offset + ccr));
140 }
141
142 static void
143 pccard_ccr_write(struct pccard_function *pf, int ccr, int val)
144 {
145         if ((pf->ccr_mask) & (1 << (ccr / 2))) {
146                 bus_space_write_1(pf->pf_ccrt, pf->pf_ccrh,
147                     pf->pf_ccr_offset + ccr, val);
148         }
149 }
150
151 static int
152 pccard_attach_card(device_t dev)
153 {
154         struct pccard_softc *sc = PCCARD_SOFTC(dev);
155         struct pccard_function *pf;
156         struct pccard_ivar *ivar;
157         device_t child;
158         int i;
159
160         /*
161          * this is here so that when socket_enable calls gettype, trt happens
162          */
163         STAILQ_INIT(&sc->card.pf_head);
164
165         DEVPRINTF((dev, "chip_socket_enable\n"));
166         POWER_ENABLE_SOCKET(device_get_parent(dev), dev);
167
168         DEVPRINTF((dev, "read_cis\n"));
169         pccard_read_cis(sc);
170
171         DEVPRINTF((dev, "check_cis_quirks\n"));
172         pccard_check_cis_quirks(dev);
173
174         /*
175          * bail now if the card has no functions, or if there was an error in
176          * the cis.
177          */
178
179         if (sc->card.error) {
180                 device_printf(dev, "CARD ERROR!\n");
181                 return (1);
182         }
183         if (STAILQ_EMPTY(&sc->card.pf_head)) {
184                 device_printf(dev, "Card has no functions!\n");
185                 return (1);
186         }
187
188         if (bootverbose || pccard_debug)
189                 pccard_print_cis(dev);
190
191         DEVPRINTF((dev, "functions scanning\n"));
192         i = -1;
193         STAILQ_FOREACH(pf, &sc->card.pf_head, pf_list) {
194                 i++;
195                 if (STAILQ_EMPTY(&pf->cfe_head)) {
196                         device_printf(dev,
197                             "Function %d has no config entries.!\n", i);
198                         continue;
199                 }
200                 pf->sc = sc;
201                 pf->cfe = NULL;
202                 pf->dev = NULL;
203         }
204         DEVPRINTF((dev, "Card has %d functions. pccard_mfc is %d\n", i + 1,
205             pccard_mfc(sc)));
206
207         STAILQ_FOREACH(pf, &sc->card.pf_head, pf_list) {
208                 if (STAILQ_EMPTY(&pf->cfe_head))
209                         continue;
210                 /*
211                  * In NetBSD, the drivers are responsible for activating
212                  * each function of a card.  I think that in FreeBSD we
213                  * want to activate them enough for the usual bus_*_resource
214                  * routines will do the right thing.  This many mean a
215                  * departure from the current NetBSD model.
216                  *
217                  * This seems to work well in practice for most cards.
218                  * However, there are two cases that are problematic.
219                  * If a driver wishes to pick and chose which config
220                  * entry to use, then this method falls down.  These
221                  * are usually older cards.  In addition, there are
222                  * some cards that have multiple hardware units on the
223                  * cards, but presents only one CIS chain.  These cards
224                  * are combination cards, but only one of these units
225                  * can be on at a time.
226                  */
227                 ivar = malloc(sizeof(struct pccard_ivar), M_DEVBUF,
228                     M_WAITOK | M_ZERO);
229                 child = device_add_child(dev, NULL, -1);
230                 device_set_ivars(child, ivar);
231                 ivar->fcn = pf;
232                 pf->dev = child;
233                 /*
234                  * XXX We might want to move the next two lines into
235                  * XXX the pccard interface layer.  For the moment, this
236                  * XXX is OK, but some drivers want to pick the config
237                  * XXX entry to use as well as some address tweaks (mostly
238                  * XXX due to bugs in decode logic that makes some
239                  * XXX addresses illegal or broken).
240                  */
241                 pccard_function_init(pf);
242                 if (sc->sc_enabled_count == 0)
243                         POWER_ENABLE_SOCKET(device_get_parent(dev), dev);
244                 if (pccard_function_enable(pf) == 0 &&
245                     device_probe_and_attach(child) == 0) {
246                         DEVPRINTF((sc->dev, "function %d CCR at %d "
247                             "offset %x: %x %x %x %x, %x %x %x %x, %x\n",
248                             pf->number, pf->pf_ccr_window, pf->pf_ccr_offset,
249                             pccard_ccr_read(pf, 0x00),
250                         pccard_ccr_read(pf, 0x02), pccard_ccr_read(pf, 0x04),
251                         pccard_ccr_read(pf, 0x06), pccard_ccr_read(pf, 0x0A),
252                         pccard_ccr_read(pf, 0x0C), pccard_ccr_read(pf, 0x0E),
253                         pccard_ccr_read(pf, 0x10), pccard_ccr_read(pf, 0x12)));
254                 } else {
255                         if (pf->cfe != NULL)
256                                 pccard_function_disable(pf);
257                 }
258         }
259         return (0);
260 }
261
262 static int
263 pccard_detach_card(device_t dev)
264 {
265         struct pccard_softc *sc = PCCARD_SOFTC(dev);
266         struct pccard_function *pf;
267         struct pccard_config_entry *cfe;
268
269         /*
270          * We are running on either the PCCARD socket's event thread
271          * or in user context detaching a device by user request.
272          */
273         STAILQ_FOREACH(pf, &sc->card.pf_head, pf_list) {
274                 int state = device_get_state(pf->dev);
275
276                 if (state == DS_ATTACHED || state == DS_BUSY)
277                         device_detach(pf->dev);
278                 if (pf->cfe != NULL)
279                         pccard_function_disable(pf);
280                 pccard_function_free(pf);
281                 device_delete_child(dev, pf->dev);
282         }
283         if (sc->sc_enabled_count == 0)
284                 POWER_DISABLE_SOCKET(device_get_parent(dev), dev);
285
286         while (NULL != (pf = STAILQ_FIRST(&sc->card.pf_head))) {
287                 while (NULL != (cfe = STAILQ_FIRST(&pf->cfe_head))) {
288                         STAILQ_REMOVE_HEAD(&pf->cfe_head, cfe_list);
289                         free(cfe, M_DEVBUF);
290                 }
291                 STAILQ_REMOVE_HEAD(&sc->card.pf_head, pf_list);
292                 free(pf, M_DEVBUF);
293         }
294         return (0);
295 }
296
297 static const struct pccard_product *
298 pccard_do_product_lookup(device_t bus, device_t dev,
299                          const struct pccard_product *tab, size_t ent_size,
300                          pccard_product_match_fn matchfn)
301 {
302         const struct pccard_product *ent;
303         int matches;
304         u_int32_t fcn;
305         u_int32_t vendor;
306         u_int32_t prod;
307         const char *vendorstr;
308         const char *prodstr;
309
310 #ifdef DIAGNOSTIC
311         if (sizeof *ent > ent_size)
312                 panic("pccard_product_lookup: bogus ent_size %ld",
313                     (long) ent_size);
314 #endif
315         vendor = pccard_get_vendor(dev);
316         prod = pccard_get_product(dev);
317         fcn = pccard_get_function_number(dev);
318         vendorstr = pccard_get_vendor_str(dev);
319         prodstr = pccard_get_product_str(dev);
320         for (ent = tab; ent->pp_name != NULL; ent =
321             (const struct pccard_product *) ((const char *) ent + ent_size)) {
322                 matches = 1;
323                 if (ent->pp_vendor == PCCARD_VENDOR_ANY &&
324                     ent->pp_product == PCCARD_VENDOR_ANY &&
325                     ent->pp_cis[0] == NULL &&
326                     ent->pp_cis[1] == NULL) {
327                         device_printf(dev,
328                             "Total wildcard entry ignored for %s\n",
329                             ent->pp_name);
330                         continue;
331                 }
332                 if (matches && ent->pp_vendor != PCCARD_VENDOR_ANY &&
333                     vendor != ent->pp_vendor)
334                         matches = 0;
335                 if (matches && ent->pp_product != PCCARD_PRODUCT_ANY &&
336                     prod != ent->pp_product)
337                         matches = 0;
338                 if (matches && fcn != ent->pp_expfunc)
339                         matches = 0;
340                 if (matches && ent->pp_cis[0] &&
341                     strcmp(ent->pp_cis[0], vendorstr) != 0)
342                         matches = 0;
343                 if (matches && ent->pp_cis[1] &&
344                     strcmp(ent->pp_cis[1], prodstr) != 0)
345                         matches = 0;
346                 /* XXX need to match cis[2] and cis[3] also XXX */
347                 if (matchfn != NULL)
348                         matches = (*matchfn)(dev, ent, matches);
349                 if (matches)
350                         return (ent);
351         }
352         return (NULL);
353 }
354
355 static int
356 pccard_card_gettype(device_t dev, int *type)
357 {
358         struct pccard_softc *sc = PCCARD_SOFTC(dev);
359         struct pccard_function *pf;
360
361         /*
362          * set the iftype to memory if this card has no functions (not yet
363          * probed), or only one function, and that is not initialized yet or
364          * that is memory.
365          */
366         pf = STAILQ_FIRST(&sc->card.pf_head);
367         if (pf == NULL ||
368             (STAILQ_NEXT(pf, pf_list) == NULL &&
369             (pf->cfe == NULL || pf->cfe->iftype == PCCARD_IFTYPE_MEMORY)))
370                 *type = PCCARD_IFTYPE_MEMORY;
371         else
372                 *type = PCCARD_IFTYPE_IO;
373         return (0);
374 }
375
376 /*
377  * Initialize a PCCARD function.  May be called as long as the function is
378  * disabled.
379  *
380  * Note: pccard_function_init should not keep resources allocated.  It should
381  * only set them up ala isa pnp, set the values in the rl lists, and return.
382  * Any resource held after pccard_function_init is called is a bug.  However,
383  * the bus routines to get the resources also assume that pccard_function_init
384  * does this, so they need to be fixed too.
385  */
386 static void
387 pccard_function_init(struct pccard_function *pf)
388 {
389         struct pccard_config_entry *cfe;
390         int i;
391         struct pccard_ivar *devi = PCCARD_IVAR(pf->dev);
392         struct resource_list *rl = &devi->resources;
393         struct resource_list_entry *rle;
394         struct resource *r = 0;
395         device_t bus;
396         int start;
397         int end;
398         int spaces;
399
400         if (pf->pf_flags & PFF_ENABLED) {
401                 printf("pccard_function_init: function is enabled");
402                 return;
403         }
404         bus = device_get_parent(pf->dev);
405         /* Remember which configuration entry we are using. */
406         STAILQ_FOREACH(cfe, &pf->cfe_head, cfe_list) {
407                 for (i = 0; i < cfe->num_iospace; i++)
408                         cfe->iores[i] = NULL;
409                 cfe->irqres = NULL;
410                 spaces = 0;
411                 for (i = 0; i < cfe->num_iospace; i++) {
412                         start = cfe->iospace[i].start;
413                         if (start)
414                                 end = start + cfe->iospace[i].length - 1;
415                         else
416                                 end = ~0;
417                         cfe->iorid[i] = i;
418                         DEVPRINTF((bus, "I/O rid %d start %x end %x\n",
419                             i, start, end));
420                         r = cfe->iores[i] = bus_alloc_resource(bus,
421                             SYS_RES_IOPORT, &cfe->iorid[i], start, end,
422                             cfe->iospace[i].length,
423                             rman_make_alignment_flags(cfe->iospace[i].length));
424                         if (cfe->iores[i] == NULL)
425                                 goto not_this_one;
426                         resource_list_add(rl, SYS_RES_IOPORT, cfe->iorid[i],
427                             rman_get_start(r), rman_get_end(r),
428                             cfe->iospace[i].length);
429                         rle = resource_list_find(rl, SYS_RES_IOPORT,
430                             cfe->iorid[i]);
431                         rle->res = r;
432                         spaces++;
433                 }
434                 if (cfe->num_memspace > 0) {
435                         /*
436                          * Not implement yet, Fix me.
437                          */
438                         DEVPRINTF((bus, "Memory space not yet implemented.\n"));
439                 }
440                 if (spaces == 0) {
441                         DEVPRINTF((bus, "Neither memory nor I/O mampped\n"));
442                         goto not_this_one;
443                 }
444                 if (cfe->irqmask) {
445                         cfe->irqrid = 0;
446                         r = cfe->irqres = bus_alloc_resource(bus, SYS_RES_IRQ,
447                             &cfe->irqrid, 0, ~0, 1, 0);
448                         if (cfe->irqres == NULL)
449                                 goto not_this_one;
450                         resource_list_add(rl, SYS_RES_IRQ, cfe->irqrid,
451                             rman_get_start(r), rman_get_end(r), 1);
452                         rle = resource_list_find(rl, SYS_RES_IRQ,
453                             cfe->irqrid);
454                         rle->res = r;
455                 }
456                 /* If we get to here, we've allocated all we need */
457                 pf->cfe = cfe;
458                 break;
459             not_this_one:;
460                 DEVPRVERBOSE((bus, "Allocation failed for cfe %d\n",
461                     cfe->number));
462                 /*
463                  * Release resources that we partially allocated
464                  * from this config entry.
465                  */
466                 for (i = 0; i < cfe->num_iospace; i++) {
467                         if (cfe->iores[i] != NULL) {
468                                 bus_release_resource(bus, SYS_RES_IOPORT,
469                                     cfe->iorid[i], cfe->iores[i]);
470                                 rle = resource_list_find(rl, SYS_RES_IOPORT,
471                                     cfe->iorid[i]);
472                                 rle->res = NULL;
473                                 resource_list_delete(rl, SYS_RES_IOPORT,
474                                     cfe->iorid[i]);
475                         }
476                         cfe->iores[i] = NULL;
477                 }
478                 if (cfe->irqmask && cfe->irqres != NULL) {
479                         bus_release_resource(bus, SYS_RES_IRQ,
480                             cfe->irqrid, cfe->irqres);
481                         rle = resource_list_find(rl, SYS_RES_IRQ,
482                             cfe->irqrid);
483                         rle->res = NULL;
484                         resource_list_delete(rl, SYS_RES_IRQ, cfe->irqrid);
485                         cfe->irqres = NULL;
486                 }
487         }
488 }
489
490 /*
491  * Free resources allocated by pccard_function_init(), May be called as long
492  * as the function is disabled.
493  *
494  * NOTE: This function should be unnecessary.  pccard_function_init should
495  * never keep resources initialized.
496  */
497 static void
498 pccard_function_free(struct pccard_function *pf)
499 {
500         struct pccard_ivar *devi = PCCARD_IVAR(pf->dev);
501         struct resource_list_entry *rle;
502
503         if (pf->pf_flags & PFF_ENABLED) {
504                 printf("pccard_function_init: function is enabled");
505                 return;
506         }
507
508         SLIST_FOREACH(rle, &devi->resources, link) {
509                 if (rle->res) {
510                         if (rle->res->r_dev != pf->sc->dev)
511                                 device_printf(pf->sc->dev,
512                                     "function_free: Resource still owned by "
513                                     "child, oops. "
514                                     "(type=%d, rid=%d, addr=%lx)\n",
515                                     rle->type, rle->rid,
516                                     rman_get_start(rle->res));
517                         BUS_RELEASE_RESOURCE(device_get_parent(pf->sc->dev),
518                             rle->res->r_dev, rle->type, rle->rid, rle->res);
519                         rle->res = NULL;
520                 }
521         }
522         resource_list_free(&devi->resources);
523 }
524
525 /* Enable a PCCARD function */
526 static int
527 pccard_function_enable(struct pccard_function *pf)
528 {
529         struct pccard_function *tmp;
530         int reg;
531         device_t dev = pf->sc->dev;
532
533         if (pf->cfe == NULL) {
534                 DEVPRVERBOSE((dev, "No config entry could be allocated.\n"));
535                 return (ENOMEM);
536         }
537
538         /*
539          * Increase the reference count on the socket, enabling power, if
540          * necessary.
541          */
542         pf->sc->sc_enabled_count++;
543
544         if (pf->pf_flags & PFF_ENABLED) {
545                 /*
546                  * Don't do anything if we're already enabled.
547                  */
548                 return (0);
549         }
550
551         /*
552          * it's possible for different functions' CCRs to be in the same
553          * underlying page.  Check for that.
554          */
555         STAILQ_FOREACH(tmp, &pf->sc->card.pf_head, pf_list) {
556                 if ((tmp->pf_flags & PFF_ENABLED) &&
557                     (pf->ccr_base >= (tmp->ccr_base - tmp->pf_ccr_offset)) &&
558                     ((pf->ccr_base + PCCARD_CCR_SIZE) <=
559                     (tmp->ccr_base - tmp->pf_ccr_offset +
560                     tmp->pf_ccr_realsize))) {
561                         pf->pf_ccrt = tmp->pf_ccrt;
562                         pf->pf_ccrh = tmp->pf_ccrh;
563                         pf->pf_ccr_realsize = tmp->pf_ccr_realsize;
564
565                         /*
566                          * pf->pf_ccr_offset = (tmp->pf_ccr_offset -
567                          * tmp->ccr_base) + pf->ccr_base;
568                          */
569                         /* pf->pf_ccr_offset =
570                             (tmp->pf_ccr_offset + pf->ccr_base) -
571                             tmp->ccr_base; */
572                         pf->pf_ccr_window = tmp->pf_ccr_window;
573                         break;
574                 }
575         }
576         if (tmp == NULL) {
577                 pf->ccr_rid = 0;
578                 pf->ccr_res = bus_alloc_resource(dev, SYS_RES_MEMORY,
579                     &pf->ccr_rid, 0, ~0, 1 << 10, RF_ACTIVE);
580                 if (!pf->ccr_res)
581                         goto bad;
582                 DEVPRINTF((dev, "ccr_res == %lx-%lx, base=%x\n",
583                     rman_get_start(pf->ccr_res), rman_get_end(pf->ccr_res),
584                     pf->ccr_base));
585                 CARD_SET_RES_FLAGS(device_get_parent(dev), dev, SYS_RES_MEMORY,
586                     pf->ccr_rid, PCCARD_A_MEM_ATTR);
587                 CARD_SET_MEMORY_OFFSET(device_get_parent(dev), dev,
588                     pf->ccr_rid, pf->ccr_base, &pf->pf_ccr_offset);
589                 pf->pf_ccrt = rman_get_bustag(pf->ccr_res);
590                 pf->pf_ccrh = rman_get_bushandle(pf->ccr_res);
591                 pf->pf_ccr_realsize = 1;
592         }
593
594         reg = (pf->cfe->number & PCCARD_CCR_OPTION_CFINDEX);
595         reg |= PCCARD_CCR_OPTION_LEVIREQ;
596         if (pccard_mfc(pf->sc)) {
597                 reg |= (PCCARD_CCR_OPTION_FUNC_ENABLE |
598                         PCCARD_CCR_OPTION_ADDR_DECODE);
599                 /* PCCARD_CCR_OPTION_IRQ_ENABLE set elsewhere as needed */
600         }
601         pccard_ccr_write(pf, PCCARD_CCR_OPTION, reg);
602
603         reg = 0;
604         if ((pf->cfe->flags & PCCARD_CFE_IO16) == 0)
605                 reg |= PCCARD_CCR_STATUS_IOIS8;
606         if (pf->cfe->flags & PCCARD_CFE_AUDIO)
607                 reg |= PCCARD_CCR_STATUS_AUDIO;
608         pccard_ccr_write(pf, PCCARD_CCR_STATUS, reg);
609
610         pccard_ccr_write(pf, PCCARD_CCR_SOCKETCOPY, 0);
611
612         if (pccard_mfc(pf->sc)) {
613                 long tmp, iosize;
614
615                 tmp = pf->pf_mfc_iomax - pf->pf_mfc_iobase;
616                 /* round up to nearest (2^n)-1 */
617                 for (iosize = 1; iosize < tmp; iosize <<= 1)
618                         ;
619                 iosize--;
620
621                 pccard_ccr_write(pf, PCCARD_CCR_IOBASE0,
622                                  pf->pf_mfc_iobase & 0xff);
623                 pccard_ccr_write(pf, PCCARD_CCR_IOBASE1,
624                                  (pf->pf_mfc_iobase >> 8) & 0xff);
625                 pccard_ccr_write(pf, PCCARD_CCR_IOBASE2, 0);
626                 pccard_ccr_write(pf, PCCARD_CCR_IOBASE3, 0);
627
628                 pccard_ccr_write(pf, PCCARD_CCR_IOSIZE, iosize);
629         }
630
631 #ifdef PCCARDDEBUG
632         if (pccard_debug) {
633                 STAILQ_FOREACH(tmp, &pf->sc->card.pf_head, pf_list) {
634                         device_printf(tmp->sc->dev,
635                             "function %d CCR at %d offset %x: "
636                             "%x %x %x %x, %x %x %x %x, %x\n",
637                             tmp->number, tmp->pf_ccr_window,
638                             tmp->pf_ccr_offset,
639                             pccard_ccr_read(tmp, 0x00),
640                             pccard_ccr_read(tmp, 0x02),
641                             pccard_ccr_read(tmp, 0x04),
642                             pccard_ccr_read(tmp, 0x06),
643                             pccard_ccr_read(tmp, 0x0A),
644                             pccard_ccr_read(tmp, 0x0C),
645                             pccard_ccr_read(tmp, 0x0E),
646                             pccard_ccr_read(tmp, 0x10),
647                             pccard_ccr_read(tmp, 0x12));
648                 }
649         }
650 #endif
651         pf->pf_flags |= PFF_ENABLED;
652         return (0);
653
654  bad:
655         /*
656          * Decrement the reference count, and power down the socket, if
657          * necessary.
658          */
659         pf->sc->sc_enabled_count--;
660         DEVPRINTF((dev, "bad --enabled_count = %d\n", pf->sc->sc_enabled_count));
661
662         return (1);
663 }
664
665 /* Disable PCCARD function. */
666 static void
667 pccard_function_disable(struct pccard_function *pf)
668 {
669         struct pccard_function *tmp;
670         device_t dev = pf->sc->dev;
671
672         if (pf->cfe == NULL)
673                 panic("pccard_function_disable: function not initialized");
674
675         if ((pf->pf_flags & PFF_ENABLED) == 0) {
676                 /*
677                  * Don't do anything if we're already disabled.
678                  */
679                 return;
680         }
681
682         if (pf->intr_handler != NULL) {
683                 struct pccard_ivar *devi = PCCARD_IVAR(pf->dev);
684                 struct resource_list_entry *rle =
685                     resource_list_find(&devi->resources, SYS_RES_IRQ, 0);
686                 BUS_TEARDOWN_INTR(dev, pf->dev, rle->res,
687                     pf->intr_handler_cookie);
688         }
689
690         /*
691          * it's possible for different functions' CCRs to be in the same
692          * underlying page.  Check for that.  Note we mark us as disabled
693          * first to avoid matching ourself.
694          */
695
696         pf->pf_flags &= ~PFF_ENABLED;
697         STAILQ_FOREACH(tmp, &pf->sc->card.pf_head, pf_list) {
698                 if ((tmp->pf_flags & PFF_ENABLED) &&
699                     (pf->ccr_base >= (tmp->ccr_base - tmp->pf_ccr_offset)) &&
700                     ((pf->ccr_base + PCCARD_CCR_SIZE) <=
701                     (tmp->ccr_base - tmp->pf_ccr_offset +
702                     tmp->pf_ccr_realsize)))
703                         break;
704         }
705
706         /* Not used by anyone else; unmap the CCR. */
707         if (tmp == NULL) {
708                 bus_release_resource(dev, SYS_RES_MEMORY, pf->ccr_rid,
709                     pf->ccr_res);
710                 pf->ccr_res = NULL;
711         }
712
713         /*
714          * Decrement the reference count, and power down the socket, if
715          * necessary.
716          */
717         pf->sc->sc_enabled_count--;
718 }
719
720 /*
721  * simulate the old "probe" routine.  In the new world order, the driver
722  * needs to grab devices while in the old they were assigned to the device by
723  * the pccardd process.  These symbols are exported to the upper layers.
724  */
725 static int
726 pccard_compat_do_probe(device_t bus, device_t dev)
727 {
728         return (CARD_COMPAT_MATCH(dev));
729 }
730
731 static int
732 pccard_compat_do_attach(device_t bus, device_t dev)
733 {
734         int err;
735
736         err = CARD_COMPAT_PROBE(dev);
737         if (err == 0)
738                 err = CARD_COMPAT_ATTACH(dev);
739         return (err);
740 }
741
742 #define PCCARD_NPORT    2
743 #define PCCARD_NMEM     5
744 #define PCCARD_NIRQ     1
745 #define PCCARD_NDRQ     0
746
747 static int
748 pccard_add_children(device_t dev, int busno)
749 {
750         /* Call parent to scan for any current children */
751         return (0);
752 }
753
754 static int
755 pccard_probe(device_t dev)
756 {
757         device_set_desc(dev, "16-bit PCCard bus");
758         return (pccard_add_children(dev, device_get_unit(dev)));
759 }
760
761 static int
762 pccard_attach(device_t dev)
763 {
764         struct pccard_softc *sc = PCCARD_SOFTC(dev);
765
766         sc->dev = dev;
767         sc->sc_enabled_count = 0;
768         return (bus_generic_attach(dev));
769 }
770
771 static int
772 pccard_detach(device_t dev)
773 {
774         pccard_detach_card(dev);
775         return 0;
776 }
777
778 static int
779 pccard_suspend(device_t self)
780 {
781         pccard_detach_card(self);
782         return (0);
783 }
784
785 static int
786 pccard_resume(device_t self)
787 {
788         return (0);
789 }
790
791 static void
792 pccard_print_resources(struct resource_list *rl, const char *name, int type,
793     int count, const char *format)
794 {
795         struct resource_list_entry *rle;
796         int printed;
797         int i;
798
799         printed = 0;
800         for (i = 0; i < count; i++) {
801                 rle = resource_list_find(rl, type, i);
802                 if (rle != NULL) {
803                         if (printed == 0)
804                                 printf(" %s ", name);
805                         else if (printed > 0)
806                                 printf(",");
807                         printed++;
808                         printf(format, rle->start);
809                         if (rle->count > 1) {
810                                 printf("-");
811                                 printf(format, rle->start + rle->count - 1);
812                         }
813                 } else if (i > 3) {
814                         /* check the first few regardless */
815                         break;
816                 }
817         }
818 }
819
820 static int
821 pccard_print_child(device_t dev, device_t child)
822 {
823         struct pccard_ivar *devi = PCCARD_IVAR(child);
824         struct resource_list *rl = &devi->resources;
825         int retval = 0;
826
827         retval += bus_print_child_header(dev, child);
828         retval += printf(" at");
829
830         if (devi != NULL) {
831                 pccard_print_resources(rl, "port", SYS_RES_IOPORT,
832                     PCCARD_NPORT, "%#lx");
833                 pccard_print_resources(rl, "iomem", SYS_RES_MEMORY,
834                     PCCARD_NMEM, "%#lx");
835                 pccard_print_resources(rl, "irq", SYS_RES_IRQ, PCCARD_NIRQ,
836                     "%ld");
837                 pccard_print_resources(rl, "drq", SYS_RES_DRQ, PCCARD_NDRQ,
838                     "%ld");
839                 retval += printf(" function %d config %d", devi->fcn->number,
840                     devi->fcn->cfe->number);
841         }
842
843         retval += bus_print_child_footer(dev, child);
844
845         return (retval);
846 }
847
848 static int
849 pccard_set_resource(device_t dev, device_t child, int type, int rid,
850                  u_long start, u_long count)
851 {
852         struct pccard_ivar *devi = PCCARD_IVAR(child);
853         struct resource_list *rl = &devi->resources;
854
855         if (type != SYS_RES_IOPORT && type != SYS_RES_MEMORY
856             && type != SYS_RES_IRQ && type != SYS_RES_DRQ)
857                 return (EINVAL);
858         if (rid < 0)
859                 return (EINVAL);
860         if (type == SYS_RES_IOPORT && rid >= PCCARD_NPORT)
861                 return (EINVAL);
862         if (type == SYS_RES_MEMORY && rid >= PCCARD_NMEM)
863                 return (EINVAL);
864         if (type == SYS_RES_IRQ && rid >= PCCARD_NIRQ)
865                 return (EINVAL);
866         if (type == SYS_RES_DRQ && rid >= PCCARD_NDRQ)
867                 return (EINVAL);
868
869         resource_list_add(rl, type, rid, start, start + count - 1, count);
870         if (NULL != resource_list_alloc(rl, device_get_parent(dev), dev,
871             type, &rid, start, start + count - 1, count, 0))
872                 return 0;
873         else
874                 return ENOMEM;
875 }
876
877 static int
878 pccard_get_resource(device_t dev, device_t child, int type, int rid,
879     u_long *startp, u_long *countp)
880 {
881         struct pccard_ivar *devi = PCCARD_IVAR(child);
882         struct resource_list *rl = &devi->resources;
883         struct resource_list_entry *rle;
884
885         rle = resource_list_find(rl, type, rid);
886         if (rle == NULL)
887                 return (ENOENT);
888
889         if (startp != NULL)
890                 *startp = rle->start;
891         if (countp != NULL)
892                 *countp = rle->count;
893
894         return (0);
895 }
896
897 static void
898 pccard_delete_resource(device_t dev, device_t child, int type, int rid)
899 {
900         struct pccard_ivar *devi = PCCARD_IVAR(child);
901         struct resource_list *rl = &devi->resources;
902         resource_list_delete(rl, type, rid);
903 }
904
905 static int
906 pccard_set_res_flags(device_t dev, device_t child, int type, int rid,
907     u_int32_t flags)
908 {
909         return (CARD_SET_RES_FLAGS(device_get_parent(dev), child, type,
910             rid, flags));
911 }
912
913 static int
914 pccard_set_memory_offset(device_t dev, device_t child, int rid,
915     u_int32_t offset, u_int32_t *deltap)
916
917 {
918         return (CARD_SET_MEMORY_OFFSET(device_get_parent(dev), child, rid,
919             offset, deltap));
920 }
921
922 static void
923 pccard_probe_nomatch(device_t bus, device_t child)
924 {
925         struct pccard_ivar *devi = PCCARD_IVAR(child);
926         struct pccard_function *func = devi->fcn;
927         struct pccard_softc *sc = PCCARD_SOFTC(bus);
928
929         device_printf(bus, "<unknown card>");
930         printf(" (manufacturer=0x%04x, product=0x%04x) at function %d\n",
931           sc->card.manufacturer, sc->card.product, func->number);
932         device_printf(bus, "   CIS info: %s, %s, %s\n", sc->card.cis1_info[0],
933           sc->card.cis1_info[1], sc->card.cis1_info[2]);
934         return;
935 }
936
937 static int
938 pccard_child_location_str(device_t bus, device_t child, char *buf,
939     size_t buflen)
940 {
941         struct pccard_ivar *devi = PCCARD_IVAR(child);
942         struct pccard_function *func = devi->fcn;
943
944         snprintf(buf, buflen, "function=%d", func->number);
945         return (0);
946 }
947
948 static int
949 pccard_child_pnpinfo_str(device_t bus, device_t child, char *buf,
950     size_t buflen)
951 {
952         struct pccard_ivar *devi = PCCARD_IVAR(child);
953         struct pccard_function *func = devi->fcn;
954         struct pccard_softc *sc = PCCARD_SOFTC(bus);
955
956         snprintf(buf, buflen, "manufacturer=0x%04x product=0x%04x "
957             "cisvendor=\"%s\" cisproduct=\"%s\" function_type=%d",
958             sc->card.manufacturer, sc->card.product, sc->card.cis1_info[0],
959             sc->card.cis1_info[1], func->function);
960         return (0);
961 }
962
963 static int
964 pccard_read_ivar(device_t bus, device_t child, int which, uintptr_t *result)
965 {
966         struct pccard_ivar *devi = PCCARD_IVAR(child);
967         struct pccard_function *func = devi->fcn;
968         struct pccard_softc *sc = PCCARD_SOFTC(bus);
969
970         switch (which) {
971         default:
972         case PCCARD_IVAR_ETHADDR:
973                 *result = (uintptr_t)func->pf_funce_lan_nid;
974                 break;
975         case PCCARD_IVAR_VENDOR:
976                 *result = sc->card.manufacturer;
977                 break;
978         case PCCARD_IVAR_PRODUCT:
979                 *result = sc->card.product;
980                 break;
981         case PCCARD_IVAR_PRODEXT:
982                 *result = sc->card.prodext;
983                 break;
984         case PCCARD_IVAR_FUNCTION:
985                 *result = func->function;
986                 break;
987         case PCCARD_IVAR_FUNCTION_NUMBER:
988                 if (!func) {
989                         device_printf(bus, "No function number, bug!\n");
990                         return (ENOENT);
991                 }
992                 *result = func->number;
993                 break;
994         case PCCARD_IVAR_VENDOR_STR:
995                 *result = (uintptr_t)sc->card.cis1_info[0];
996                 break;
997         case PCCARD_IVAR_PRODUCT_STR:
998                 *result = (uintptr_t)sc->card.cis1_info[1];
999                 break;
1000         case PCCARD_IVAR_CIS3_STR:
1001                 *result = (uintptr_t)sc->card.cis1_info[2];
1002                 break;
1003         case PCCARD_IVAR_CIS4_STR:
1004                 *result = (uintptr_t)sc->card.cis1_info[3];
1005                 break;
1006         }
1007         return (0);
1008 }
1009
1010 static void
1011 pccard_driver_added(device_t dev, driver_t *driver)
1012 {
1013         struct pccard_softc *sc = PCCARD_SOFTC(dev);
1014         struct pccard_function *pf;
1015         device_t child;
1016
1017         STAILQ_FOREACH(pf, &sc->card.pf_head, pf_list) {
1018                 if (STAILQ_EMPTY(&pf->cfe_head))
1019                         continue;
1020                 child = pf->dev;
1021                 if (device_get_state(child) != DS_NOTPRESENT)
1022                         continue;
1023                 if (pccard_function_enable(pf) == 0 &&
1024                     device_probe_and_attach(child) == 0) {
1025                         DEVPRINTF((sc->dev, "function %d CCR at %d "
1026                             "offset %x: %x %x %x %x, %x %x %x %x, %x\n",
1027                             pf->number, pf->pf_ccr_window, pf->pf_ccr_offset,
1028                             pccard_ccr_read(pf, 0x00),
1029                         pccard_ccr_read(pf, 0x02), pccard_ccr_read(pf, 0x04),
1030                         pccard_ccr_read(pf, 0x06), pccard_ccr_read(pf, 0x0A),
1031                         pccard_ccr_read(pf, 0x0C), pccard_ccr_read(pf, 0x0E),
1032                         pccard_ccr_read(pf, 0x10), pccard_ccr_read(pf, 0x12)));
1033                 } else {
1034                         if (pf->cfe != NULL)
1035                                 pccard_function_disable(pf);
1036                 }
1037         }
1038         return;
1039 }
1040
1041 static struct resource *
1042 pccard_alloc_resource(device_t dev, device_t child, int type, int *rid,
1043     u_long start, u_long end, u_long count, u_int flags)
1044 {
1045         struct pccard_ivar *dinfo;
1046         struct resource_list_entry *rle = 0;
1047         int passthrough = (device_get_parent(child) != dev);
1048         struct resource *r = NULL;
1049
1050         if (passthrough) {
1051                 return (BUS_ALLOC_RESOURCE(device_get_parent(dev), child,
1052                     type, rid, start, end, count, flags));
1053         }
1054
1055         dinfo = device_get_ivars(child);
1056         rle = resource_list_find(&dinfo->resources, type, *rid);
1057
1058         if (rle == NULL)
1059                 return (NULL);          /* no resource of that type/rid */
1060
1061         if (rle->res == NULL) {
1062                 switch(type) {
1063                 case SYS_RES_IOPORT:
1064                         r = bus_alloc_resource(dev, type, rid, start, end,
1065                             count, rman_make_alignment_flags(count));
1066                         if (r == NULL)
1067                                 goto bad;
1068                         resource_list_add(&dinfo->resources, type, *rid,
1069                             rman_get_start(r), rman_get_end(r), count);
1070                         rle = resource_list_find(&dinfo->resources, type, *rid);
1071                         if (!rle)
1072                                 goto bad;
1073                         rle->res = r;
1074                         break;
1075                 case SYS_RES_MEMORY:
1076                         break;
1077                 case SYS_RES_IRQ:
1078                         break;
1079                 }
1080                 return (rle->res);
1081         }
1082         if (rle->res->r_dev != dev)
1083                 return (NULL);
1084         bus_release_resource(dev, type, *rid, rle->res);
1085         rle->res = NULL;
1086         switch(type) {
1087         case SYS_RES_IOPORT:
1088         case SYS_RES_MEMORY:
1089                 if (!(flags & RF_ALIGNMENT_MASK))
1090                         flags |= rman_make_alignment_flags(rle->count);
1091                 break;
1092         case SYS_RES_IRQ:
1093                 flags |= RF_SHAREABLE;
1094                 break;
1095         }
1096         rle->res = resource_list_alloc(&dinfo->resources, dev, child,
1097             type, rid, rle->start, rle->end, rle->count, flags);
1098         return (rle->res);
1099 bad:;
1100         device_printf(dev, "WARNING: Resource not reserved by pccard\n");
1101         return (NULL);
1102 }
1103
1104 static int
1105 pccard_release_resource(device_t dev, device_t child, int type, int rid,
1106     struct resource *r)
1107 {
1108         struct pccard_ivar *dinfo;
1109         int passthrough = (device_get_parent(child) != dev);
1110         struct resource_list_entry *rle = 0;
1111         int ret;
1112         int flags;
1113
1114         if (passthrough)
1115                 return BUS_RELEASE_RESOURCE(device_get_parent(dev), child,
1116                     type, rid, r);
1117
1118         dinfo = device_get_ivars(child);
1119
1120         rle = resource_list_find(&dinfo->resources, type, rid);
1121
1122         if (!rle) {
1123                 device_printf(dev, "Allocated resource not found, "
1124                     "%d %x %lx %lx\n",
1125                     type, rid, rman_get_start(r), rman_get_size(r));
1126                 return ENOENT;
1127         }
1128         if (!rle->res) {
1129                 device_printf(dev, "Allocated resource not recorded\n");
1130                 return ENOENT;
1131         }
1132
1133         ret = BUS_RELEASE_RESOURCE(device_get_parent(dev), child,
1134             type, rid, r);
1135         switch(type) {
1136         case SYS_RES_IOPORT:
1137         case SYS_RES_MEMORY:
1138                 flags = rman_make_alignment_flags(rle->count);
1139                 break;
1140         case SYS_RES_IRQ:
1141                 flags = RF_SHAREABLE;
1142                 break;
1143         default:
1144                 flags = 0;
1145         }
1146         rle->res = bus_alloc_resource(dev, type, &rid,
1147             rle->start, rle->end, rle->count, flags);
1148         if (rle->res == NULL)
1149                 device_printf(dev, "release_resource: "
1150                     "unable to reaquire resource\n");
1151         return ret;
1152 }
1153
1154 static void
1155 pccard_child_detached(device_t parent, device_t dev)
1156 {
1157         struct pccard_ivar *ivar = PCCARD_IVAR(dev);
1158         struct pccard_function *pf = ivar->fcn;
1159
1160         pccard_function_disable(pf);
1161 }
1162
1163 static void
1164 pccard_intr(void *arg)
1165 {
1166         struct pccard_function *pf = (struct pccard_function*) arg;
1167         int reg;
1168         int doisr = 1;
1169
1170         /*
1171          * MFC cards know if they interrupted, so we have to ack the
1172          * interrupt and call the ISR.  Non-MFC cards don't have these
1173          * bits, so they always get called.  Many non-MFC cards have
1174          * this bit set always upon read, but some do not.
1175          *
1176          * We always ack the interrupt, even if there's no ISR
1177          * for the card.  This is done on the theory that acking
1178          * the interrupt will pacify the card enough to keep an
1179          * interrupt storm from happening.  Of course this won't
1180          * help in the non-MFC case.
1181          */
1182         if (pccard_mfc(pf->sc)) {
1183                 reg = pccard_ccr_read(pf, PCCARD_CCR_STATUS);
1184                 if (reg & PCCARD_CCR_STATUS_INTR)
1185                         pccard_ccr_write(pf, PCCARD_CCR_STATUS,
1186                             reg & ~PCCARD_CCR_STATUS_INTR);
1187                 else
1188                         doisr = 0;
1189         }
1190         if (pf->intr_handler != NULL && doisr)
1191                 pf->intr_handler(pf->intr_handler_arg);
1192 }
1193
1194 static int
1195 pccard_setup_intr(device_t dev, device_t child, struct resource *irq,
1196     int flags, driver_intr_t *intr, void *arg, void **cookiep)
1197 {
1198         struct pccard_softc *sc = PCCARD_SOFTC(dev);
1199         struct pccard_ivar *ivar = PCCARD_IVAR(child);
1200         struct pccard_function *func = ivar->fcn;
1201         int err;
1202
1203         if (func->intr_handler != NULL)
1204                 panic("Only one interrupt handler per function allowed");
1205         err = bus_generic_setup_intr(dev, child, irq, flags, pccard_intr,
1206             func, cookiep);
1207         if (err != 0)
1208                 return (err);
1209         func->intr_handler = intr;
1210         func->intr_handler_arg = arg;
1211         func->intr_handler_cookie = *cookiep;
1212         if (pccard_mfc(sc)) {
1213                 pccard_ccr_write(func, PCCARD_CCR_OPTION,
1214                     pccard_ccr_read(func, PCCARD_CCR_OPTION) |
1215                     PCCARD_CCR_OPTION_IREQ_ENABLE);
1216         }
1217         return (0);
1218 }
1219
1220 static int
1221 pccard_teardown_intr(device_t dev, device_t child, struct resource *r,
1222     void *cookie)
1223 {
1224         struct pccard_softc *sc = PCCARD_SOFTC(dev);
1225         struct pccard_ivar *ivar = PCCARD_IVAR(child);
1226         struct pccard_function *func = ivar->fcn;
1227         int ret;
1228
1229         if (pccard_mfc(sc)) {
1230                 pccard_ccr_write(func, PCCARD_CCR_OPTION,
1231                     pccard_ccr_read(func, PCCARD_CCR_OPTION) &
1232                     ~PCCARD_CCR_OPTION_IREQ_ENABLE);
1233         }
1234         ret = bus_generic_teardown_intr(dev, child, r, cookie);
1235         if (ret == 0) {
1236                 func->intr_handler = NULL;
1237                 func->intr_handler_arg = NULL;
1238                 func->intr_handler_cookie = NULL;
1239         }
1240
1241         return (ret);
1242 }
1243
1244 static device_method_t pccard_methods[] = {
1245         /* Device interface */
1246         DEVMETHOD(device_probe,         pccard_probe),
1247         DEVMETHOD(device_attach,        pccard_attach),
1248         DEVMETHOD(device_detach,        pccard_detach),
1249         DEVMETHOD(device_shutdown,      bus_generic_shutdown),
1250         DEVMETHOD(device_suspend,       pccard_suspend),
1251         DEVMETHOD(device_resume,        pccard_resume),
1252
1253         /* Bus interface */
1254         DEVMETHOD(bus_print_child,      pccard_print_child),
1255         DEVMETHOD(bus_driver_added,     pccard_driver_added),
1256         DEVMETHOD(bus_child_detached,   pccard_child_detached),
1257         DEVMETHOD(bus_alloc_resource,   pccard_alloc_resource),
1258         DEVMETHOD(bus_release_resource, pccard_release_resource),
1259         DEVMETHOD(bus_activate_resource, bus_generic_activate_resource),
1260         DEVMETHOD(bus_deactivate_resource, bus_generic_deactivate_resource),
1261         DEVMETHOD(bus_setup_intr,       pccard_setup_intr),
1262         DEVMETHOD(bus_teardown_intr,    pccard_teardown_intr),
1263         DEVMETHOD(bus_set_resource,     pccard_set_resource),
1264         DEVMETHOD(bus_get_resource,     pccard_get_resource),
1265         DEVMETHOD(bus_delete_resource,  pccard_delete_resource),
1266         DEVMETHOD(bus_probe_nomatch,    pccard_probe_nomatch),
1267         DEVMETHOD(bus_read_ivar,        pccard_read_ivar),
1268         DEVMETHOD(bus_child_pnpinfo_str, pccard_child_pnpinfo_str),
1269         DEVMETHOD(bus_child_location_str, pccard_child_location_str),
1270
1271         /* Card Interface */
1272         DEVMETHOD(card_set_res_flags,   pccard_set_res_flags),
1273         DEVMETHOD(card_set_memory_offset, pccard_set_memory_offset),
1274         DEVMETHOD(card_get_type,        pccard_card_gettype),
1275         DEVMETHOD(card_attach_card,     pccard_attach_card),
1276         DEVMETHOD(card_detach_card,     pccard_detach_card),
1277         DEVMETHOD(card_compat_do_probe, pccard_compat_do_probe),
1278         DEVMETHOD(card_compat_do_attach, pccard_compat_do_attach),
1279         DEVMETHOD(card_do_product_lookup, pccard_do_product_lookup),
1280
1281         { 0, 0 }
1282 };
1283
1284 static driver_t pccard_driver = {
1285         "pccard",
1286         pccard_methods,
1287         sizeof(struct pccard_softc)
1288 };
1289
1290 devclass_t      pccard_devclass;
1291
1292 /* Maybe we need to have a slot device? */
1293 DRIVER_MODULE(pccard, pcic, pccard_driver, pccard_devclass, 0, 0);
1294 DRIVER_MODULE(pccard, pc98pcic, pccard_driver, pccard_devclass, 0, 0);
1295 DRIVER_MODULE(pccard, cbb, pccard_driver, pccard_devclass, 0, 0);
1296 DRIVER_MODULE(pccard, tcic, pccard_driver, pccard_devclass, 0, 0);
1297 MODULE_VERSION(pccard, 1);
1298 /*MODULE_DEPEND(pccard, pcic, 1, 1, 1);*/