Annotation of sys/dev/pcmcia/wdc_pcmcia.c, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: wdc_pcmcia.c,v 1.17 2006/04/20 20:31:13 miod Exp $ */
! 2: /* $NetBSD: wdc_pcmcia.c,v 1.19 1999/02/19 21:49:43 abs Exp $ */
! 3:
! 4: /*-
! 5: * Copyright (c) 1998 The NetBSD Foundation, Inc.
! 6: * All rights reserved.
! 7: *
! 8: * This code is derived from software contributed to The NetBSD Foundation
! 9: * by Charles M. Hannum, by Onno van der Linden and by Manuel Bouyer.
! 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: #include <sys/param.h>
! 41: #include <sys/systm.h>
! 42: #include <sys/kernel.h>
! 43: #include <sys/conf.h>
! 44: #include <sys/file.h>
! 45: #include <sys/stat.h>
! 46: #include <sys/ioctl.h>
! 47: #include <sys/buf.h>
! 48: #include <sys/uio.h>
! 49: #include <sys/malloc.h>
! 50: #include <sys/device.h>
! 51: #include <sys/disklabel.h>
! 52: #include <sys/disk.h>
! 53: #include <sys/syslog.h>
! 54: #include <sys/proc.h>
! 55:
! 56: #include <uvm/uvm_extern.h>
! 57:
! 58: #include <machine/cpu.h>
! 59: #include <machine/intr.h>
! 60: #include <machine/bus.h>
! 61:
! 62: #include <dev/pcmcia/pcmciareg.h>
! 63: #include <dev/pcmcia/pcmciavar.h>
! 64: #include <dev/pcmcia/pcmciadevs.h>
! 65:
! 66: #include <dev/ata/atavar.h>
! 67: #include <dev/ic/wdcvar.h>
! 68:
! 69: #define WDC_PCMCIA_REG_NPORTS 8
! 70: #define WDC_PCMCIA_AUXREG_OFFSET (WDC_PCMCIA_REG_NPORTS + 6)
! 71: #define WDC_PCMCIA_AUXREG_NPORTS 2
! 72:
! 73: struct wdc_pcmcia_softc {
! 74: struct wdc_softc sc_wdcdev;
! 75: struct channel_softc *wdc_chanptr;
! 76: struct channel_softc wdc_channel;
! 77: struct pcmcia_io_handle sc_pioh;
! 78: struct pcmcia_io_handle sc_auxpioh;
! 79: int sc_iowindow;
! 80: int sc_auxiowindow;
! 81: void *sc_ih;
! 82: struct pcmcia_function *sc_pf;
! 83: int sc_flags;
! 84: #define WDC_PCMCIA_ATTACH 0x0001
! 85: };
! 86:
! 87: static int wdc_pcmcia_match(struct device *, void *, void *);
! 88: static void wdc_pcmcia_attach(struct device *, struct device *, void *);
! 89: int wdc_pcmcia_detach(struct device *, int);
! 90: int wdc_pcmcia_activate(struct device *, enum devact);
! 91:
! 92: struct cfattach wdc_pcmcia_ca = {
! 93: sizeof(struct wdc_pcmcia_softc), wdc_pcmcia_match, wdc_pcmcia_attach,
! 94: wdc_pcmcia_detach, wdc_pcmcia_activate
! 95: };
! 96:
! 97: struct wdc_pcmcia_product {
! 98: u_int16_t wpp_vendor; /* vendor ID */
! 99: u_int16_t wpp_product; /* product ID */
! 100: int wpp_quirk_flag; /* Quirk flags */
! 101: #define WDC_PCMCIA_FORCE_16BIT_IO 0x01 /* Don't use PCMCIA_WIDTH_AUTO */
! 102: #define WDC_PCMCIA_NO_EXTRA_RESETS 0x02 /* Only reset ctrl once */
! 103: const char *wpp_cis_info[4]; /* XXX necessary? */
! 104: } wdc_pcmcia_pr[] = {
! 105:
! 106: { /* PCMCIA_VENDOR_DIGITAL XXX */ 0x0100,
! 107: PCMCIA_PRODUCT_DIGITAL_MOBILE_MEDIA_CDROM,
! 108: 0, { NULL, "Digital Mobile Media CD-ROM", NULL, NULL }, },
! 109:
! 110: { PCMCIA_VENDOR_IBM, PCMCIA_PRODUCT_IBM_PORTABLE_CDROM,
! 111: 0, { NULL, "Portable CD-ROM Drive", NULL, NULL }, },
! 112:
! 113: { PCMCIA_VENDOR_HAGIWARASYSCOM, PCMCIA_PRODUCT_INVALID, /* XXX */
! 114: WDC_PCMCIA_FORCE_16BIT_IO, { NULL, NULL, NULL, NULL }, },
! 115:
! 116: /* The TEAC IDE/Card II is used on the Sony Vaio */
! 117: { PCMCIA_VENDOR_TEAC, PCMCIA_PRODUCT_TEAC_IDECARDII,
! 118: WDC_PCMCIA_NO_EXTRA_RESETS, PCMCIA_CIS_TEAC_IDECARDII },
! 119:
! 120: /*
! 121: * EXP IDE/ATAPI DVD Card use with some DVD players.
! 122: * Does not have a vendor ID or product ID.
! 123: */
! 124: { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
! 125: 0, PCMCIA_CIS_EXP_EXPMULTIMEDIA },
! 126:
! 127: /* Mobile Dock 2, which doesn't have vendor ID nor product ID */
! 128: { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
! 129: 0, PCMCIA_CIS_SHUTTLE_IDE_ATAPI },
! 130:
! 131: /* Archos MiniCD */
! 132: { PCMCIA_VENDOR_ARCHOS, PCMCIA_PRODUCT_ARCHOS_ARC_ATAPI,
! 133: 0, PCMCIA_CIS_ARCHOS_ARC_ATAPI },
! 134: };
! 135:
! 136: struct wdc_pcmcia_disk_device_interface_args {
! 137: int ddi_type; /* interface type */
! 138: int ddi_reqfn; /* function we are requesting iftype */
! 139: int ddi_curfn; /* function we are currently parsing in CIS */
! 140: };
! 141:
! 142: int wdc_pcmcia_disk_device_interface_callback(struct pcmcia_tuple *,
! 143: void *);
! 144: int wdc_pcmcia_disk_device_interface(struct pcmcia_function *);
! 145: struct wdc_pcmcia_product *
! 146: wdc_pcmcia_lookup(struct pcmcia_attach_args *);
! 147:
! 148: int wdc_pcmcia_enable(void *, int);
! 149:
! 150: int
! 151: wdc_pcmcia_disk_device_interface_callback(tuple, arg)
! 152: struct pcmcia_tuple *tuple;
! 153: void *arg;
! 154: {
! 155: struct wdc_pcmcia_disk_device_interface_args *ddi = arg;
! 156:
! 157: switch (tuple->code) {
! 158: case PCMCIA_CISTPL_FUNCID:
! 159: ddi->ddi_curfn++;
! 160: break;
! 161:
! 162: case PCMCIA_CISTPL_FUNCE:
! 163: if (ddi->ddi_reqfn != ddi->ddi_curfn)
! 164: break;
! 165:
! 166: /* subcode (disk device interface), data (interface type) */
! 167: if (tuple->length < 2)
! 168: break;
! 169:
! 170: /* check type */
! 171: if (pcmcia_tuple_read_1(tuple, 0) !=
! 172: PCMCIA_TPLFE_TYPE_DISK_DEVICE_INTERFACE)
! 173: break;
! 174:
! 175: ddi->ddi_type = pcmcia_tuple_read_1(tuple, 1);
! 176: return (1);
! 177: }
! 178: return (0);
! 179: }
! 180:
! 181: int
! 182: wdc_pcmcia_disk_device_interface(pf)
! 183: struct pcmcia_function *pf;
! 184: {
! 185: struct wdc_pcmcia_disk_device_interface_args ddi;
! 186:
! 187: ddi.ddi_reqfn = pf->number;
! 188: ddi.ddi_curfn = -1;
! 189: if (pcmcia_scan_cis((struct device *)pf->sc,
! 190: wdc_pcmcia_disk_device_interface_callback, &ddi) > 0)
! 191: return (ddi.ddi_type);
! 192: else
! 193: return (-1);
! 194: }
! 195:
! 196: struct wdc_pcmcia_product *
! 197: wdc_pcmcia_lookup(pa)
! 198: struct pcmcia_attach_args *pa;
! 199: {
! 200: struct wdc_pcmcia_product *wpp;
! 201: int i, cis_match;
! 202:
! 203: for (wpp = wdc_pcmcia_pr;
! 204: wpp < &wdc_pcmcia_pr[sizeof(wdc_pcmcia_pr)/sizeof(wdc_pcmcia_pr[0])];
! 205: wpp++)
! 206: if ((wpp->wpp_vendor == PCMCIA_VENDOR_INVALID ||
! 207: pa->manufacturer == wpp->wpp_vendor) &&
! 208: (wpp->wpp_product == PCMCIA_PRODUCT_INVALID ||
! 209: pa->product == wpp->wpp_product)) {
! 210: cis_match = 1;
! 211: for (i = 0; i < 4; i++) {
! 212: if (!(wpp->wpp_cis_info[i] == NULL ||
! 213: (pa->card->cis1_info[i] != NULL &&
! 214: strcmp(pa->card->cis1_info[i],
! 215: wpp->wpp_cis_info[i]) == 0)))
! 216: cis_match = 0;
! 217: }
! 218: if (cis_match)
! 219: return (wpp);
! 220: }
! 221:
! 222: return (NULL);
! 223: }
! 224:
! 225: static int
! 226: wdc_pcmcia_match(parent, match, aux)
! 227: struct device *parent;
! 228: void *match, *aux;
! 229: {
! 230: struct pcmcia_attach_args *pa = aux;
! 231: struct pcmcia_softc *sc;
! 232: int iftype;
! 233:
! 234: if (wdc_pcmcia_lookup(pa) != NULL)
! 235: return (1);
! 236:
! 237: if (pa->pf->function == PCMCIA_FUNCTION_DISK) {
! 238: sc = pa->pf->sc;
! 239:
! 240: pcmcia_chip_socket_enable(sc->pct, sc->pch);
! 241: iftype = wdc_pcmcia_disk_device_interface(pa->pf);
! 242: pcmcia_chip_socket_disable(sc->pct, sc->pch);
! 243:
! 244: if (iftype == PCMCIA_TPLFE_DDI_PCCARD_ATA)
! 245: return (1);
! 246: }
! 247:
! 248: return (0);
! 249: }
! 250:
! 251: static void
! 252: wdc_pcmcia_attach(parent, self, aux)
! 253: struct device *parent;
! 254: struct device *self;
! 255: void *aux;
! 256: {
! 257: struct wdc_pcmcia_softc *sc = (void *)self;
! 258: struct pcmcia_attach_args *pa = aux;
! 259: struct pcmcia_config_entry *cfe;
! 260: struct wdc_pcmcia_product *wpp;
! 261: const char *intrstr;
! 262: int quirks;
! 263:
! 264: sc->sc_pf = pa->pf;
! 265:
! 266: for (cfe = SIMPLEQ_FIRST(&pa->pf->cfe_head); cfe != NULL;
! 267: cfe = SIMPLEQ_NEXT(cfe, cfe_list)) {
! 268: if (cfe->num_iospace != 1 && cfe->num_iospace != 2)
! 269: continue;
! 270:
! 271: if (pcmcia_io_alloc(pa->pf, cfe->iospace[0].start,
! 272: cfe->iospace[0].length,
! 273: cfe->iospace[0].start == 0 ? cfe->iospace[0].length : 0,
! 274: &sc->sc_pioh))
! 275: continue;
! 276:
! 277: if (cfe->num_iospace == 2) {
! 278: if (!pcmcia_io_alloc(pa->pf, cfe->iospace[1].start,
! 279: cfe->iospace[1].length, 0, &sc->sc_auxpioh))
! 280: break;
! 281: } else /* num_iospace == 1 */ {
! 282: sc->sc_auxpioh.iot = sc->sc_pioh.iot;
! 283: if (!bus_space_subregion(sc->sc_pioh.iot,
! 284: sc->sc_pioh.ioh, WDC_PCMCIA_AUXREG_OFFSET,
! 285: WDC_PCMCIA_AUXREG_NPORTS, &sc->sc_auxpioh.ioh))
! 286: break;
! 287: }
! 288: pcmcia_io_free(pa->pf, &sc->sc_pioh);
! 289: }
! 290:
! 291: if (cfe == NULL) {
! 292: printf(": can't handle card info\n");
! 293: goto no_config_entry;
! 294: }
! 295:
! 296: /* Enable the card. */
! 297: pcmcia_function_init(pa->pf, cfe);
! 298: if (pcmcia_function_enable(pa->pf)) {
! 299: printf(": function enable failed\n");
! 300: goto enable_failed;
! 301: }
! 302:
! 303: /*
! 304: * XXX DEC Mobile Media CDROM is not yet tested whether it works
! 305: * XXX with PCMCIA_WIDTH_IO16. HAGIWARA SYS-COM HPC-CF32 doesn't
! 306: * XXX work with PCMCIA_WIDTH_AUTO.
! 307: * XXX CANON FC-8M (SANDISK SDCFB 8M) works for both _AUTO and IO16.
! 308: * XXX So, here is temporary work around.
! 309: */
! 310: wpp = wdc_pcmcia_lookup(pa);
! 311: if (wpp != NULL)
! 312: quirks = wpp->wpp_quirk_flag;
! 313: else
! 314: quirks = 0;
! 315:
! 316: if (pcmcia_io_map(pa->pf, quirks & WDC_PCMCIA_FORCE_16BIT_IO ?
! 317: PCMCIA_WIDTH_IO16 : PCMCIA_WIDTH_AUTO, 0,
! 318: sc->sc_pioh.size, &sc->sc_pioh, &sc->sc_iowindow)) {
! 319: printf(": can't map first I/O space\n");
! 320: goto iomap_failed;
! 321: }
! 322:
! 323: /*
! 324: * Currently, # of iospace is 1 except DIGITAL Mobile Media CD-ROM.
! 325: * So whether the work around like above is necessary or not
! 326: * is unknown. XXX.
! 327: */
! 328: if (cfe->num_iospace <= 1)
! 329: sc->sc_auxiowindow = -1;
! 330: else if (pcmcia_io_map(pa->pf, PCMCIA_WIDTH_AUTO, 0,
! 331: sc->sc_auxpioh.size, &sc->sc_auxpioh, &sc->sc_auxiowindow)) {
! 332: printf(": can't map second I/O space\n");
! 333: goto iomapaux_failed;
! 334: }
! 335:
! 336: printf(" port 0x%lx/%lu",
! 337: sc->sc_pioh.addr, (u_long)sc->sc_pioh.size);
! 338: if (cfe->num_iospace > 1 && sc->sc_auxpioh.size > 0)
! 339: printf(",0x%lx/%lu",
! 340: sc->sc_auxpioh.addr, (u_long)sc->sc_auxpioh.size);
! 341:
! 342: sc->wdc_channel.cmd_iot = sc->sc_pioh.iot;
! 343: sc->wdc_channel.cmd_ioh = sc->sc_pioh.ioh;
! 344: sc->wdc_channel.ctl_iot = sc->sc_auxpioh.iot;
! 345: sc->wdc_channel.ctl_ioh = sc->sc_auxpioh.ioh;
! 346: sc->wdc_channel.data32iot = sc->wdc_channel.cmd_iot;
! 347: sc->wdc_channel.data32ioh = sc->wdc_channel.cmd_ioh;
! 348: sc->sc_wdcdev.cap |= WDC_CAPABILITY_DATA16 | WDC_CAPABILITY_DATA32;
! 349: sc->sc_wdcdev.PIO_cap = 0;
! 350: sc->wdc_chanptr = &sc->wdc_channel;
! 351: sc->sc_wdcdev.channels = &sc->wdc_chanptr;
! 352: sc->sc_wdcdev.nchannels = 1;
! 353: sc->wdc_channel.channel = 0;
! 354: sc->wdc_channel.wdc = &sc->sc_wdcdev;
! 355: sc->wdc_channel.ch_queue = malloc(sizeof(struct channel_queue),
! 356: M_DEVBUF, M_NOWAIT);
! 357: if (sc->wdc_channel.ch_queue == NULL) {
! 358: printf("can't allocate memory for command queue\n");
! 359: goto ch_queue_alloc_failed;
! 360: }
! 361: if (quirks & WDC_PCMCIA_NO_EXTRA_RESETS)
! 362: sc->sc_wdcdev.cap |= WDC_CAPABILITY_NO_EXTRA_RESETS;
! 363:
! 364: #ifdef notyet
! 365: /* We can enable and disable the controller. */
! 366: sc->sc_wdcdev.sc_atapi_adapter.scsipi_enable = wdc_pcmcia_enable;
! 367:
! 368: /*
! 369: * Disable the pcmcia function now; wdcattach() will enable
! 370: * us again as it adds references to probe for children.
! 371: */
! 372: pcmcia_function_disable(pa->pf);
! 373: #else
! 374: /* Establish the interrupt handler. */
! 375: sc->sc_ih = pcmcia_intr_establish(sc->sc_pf, IPL_BIO, wdcintr,
! 376: &sc->wdc_channel, sc->sc_wdcdev.sc_dev.dv_xname);
! 377: intrstr = pcmcia_intr_string(sc->sc_pf, sc->sc_ih);
! 378: if (*intrstr)
! 379: printf(": %s", intrstr);
! 380: #endif
! 381:
! 382: printf("\n");
! 383:
! 384: sc->sc_flags |= WDC_PCMCIA_ATTACH;
! 385: wdcattach(&sc->wdc_channel);
! 386: wdc_print_current_modes(&sc->wdc_channel);
! 387: sc->sc_flags &= ~WDC_PCMCIA_ATTACH;
! 388: return;
! 389:
! 390: ch_queue_alloc_failed:
! 391: /* Unmap our aux i/o window. */
! 392: if (sc->sc_auxiowindow != -1)
! 393: pcmcia_io_unmap(sc->sc_pf, sc->sc_auxiowindow);
! 394:
! 395: iomapaux_failed:
! 396: /* Unmap our i/o window. */
! 397: pcmcia_io_unmap(sc->sc_pf, sc->sc_iowindow);
! 398:
! 399: iomap_failed:
! 400: /* Disable the function */
! 401: pcmcia_function_disable(sc->sc_pf);
! 402:
! 403: enable_failed:
! 404: /* Unmap our i/o space. */
! 405: pcmcia_io_free(sc->sc_pf, &sc->sc_pioh);
! 406: if (cfe->num_iospace == 2)
! 407: pcmcia_io_free(sc->sc_pf, &sc->sc_auxpioh);
! 408:
! 409: no_config_entry:
! 410: sc->sc_iowindow = -1;
! 411: }
! 412:
! 413: int
! 414: wdc_pcmcia_detach(self, flags)
! 415: struct device *self;
! 416: int flags;
! 417: {
! 418: struct wdc_pcmcia_softc *sc = (struct wdc_pcmcia_softc *)self;
! 419: int error;
! 420:
! 421: if (sc->sc_iowindow == -1)
! 422: /* Nothing to detach */
! 423: return (0);
! 424:
! 425: if ((error = wdcdetach(&sc->wdc_channel, flags)) != 0)
! 426: return (error);
! 427:
! 428: if (sc->wdc_channel.ch_queue != NULL)
! 429: free(sc->wdc_channel.ch_queue, M_DEVBUF);
! 430:
! 431: /* Unmap our i/o window and i/o space. */
! 432: pcmcia_io_unmap(sc->sc_pf, sc->sc_iowindow);
! 433: pcmcia_io_free(sc->sc_pf, &sc->sc_pioh);
! 434: if (sc->sc_auxiowindow != -1) {
! 435: pcmcia_io_unmap(sc->sc_pf, sc->sc_auxiowindow);
! 436: pcmcia_io_free(sc->sc_pf, &sc->sc_auxpioh);
! 437: }
! 438:
! 439: return (0);
! 440: }
! 441:
! 442: int
! 443: wdc_pcmcia_activate(self, act)
! 444: struct device *self;
! 445: enum devact act;
! 446: {
! 447: struct wdc_pcmcia_softc *sc = (struct wdc_pcmcia_softc *)self;
! 448: int rv = 0, s;
! 449:
! 450: s = splbio();
! 451: switch (act) {
! 452: case DVACT_ACTIVATE:
! 453: if (pcmcia_function_enable(sc->sc_pf)) {
! 454: printf("%s: couldn't enable PCMCIA function\n",
! 455: sc->sc_wdcdev.sc_dev.dv_xname);
! 456: rv = EIO;
! 457: break;
! 458: }
! 459:
! 460: sc->sc_ih = pcmcia_intr_establish(sc->sc_pf, IPL_BIO,
! 461: wdcintr, &sc->wdc_channel, sc->sc_wdcdev.sc_dev.dv_xname);
! 462: if (sc->sc_ih == NULL) {
! 463: printf("%s: "
! 464: "couldn't establish interrupt handler\n",
! 465: sc->sc_wdcdev.sc_dev.dv_xname);
! 466: pcmcia_function_disable(sc->sc_pf);
! 467: rv = EIO;
! 468: break;
! 469: }
! 470:
! 471: wdcreset(&sc->wdc_channel, VERBOSE);
! 472: rv = wdcactivate(self, act);
! 473: break;
! 474:
! 475: case DVACT_DEACTIVATE:
! 476: pcmcia_intr_disestablish(sc->sc_pf, sc->sc_ih);
! 477: pcmcia_function_disable(sc->sc_pf);
! 478: rv = wdcactivate(self, act);
! 479: break;
! 480: }
! 481: splx(s);
! 482: return (rv);
! 483: }
! 484:
! 485: #if 0
! 486: int
! 487: wdc_pcmcia_enable(arg, onoff)
! 488: void *arg;
! 489: int onoff;
! 490: {
! 491: struct wdc_pcmcia_softc *sc = arg;
! 492:
! 493: if (onoff) {
! 494: if ((sc->sc_flags & WDC_PCMCIA_ATTACH) == 0) {
! 495: if (pcmcia_function_enable(sc->sc_pf)) {
! 496: printf("%s: couldn't enable PCMCIA function\n",
! 497: sc->sc_wdcdev.sc_dev.dv_xname);
! 498: return (EIO);
! 499: }
! 500:
! 501: sc->sc_ih = pcmcia_intr_establish(sc->sc_pf, IPL_BIO,
! 502: wdcintr, &sc->wdc_channel, sc->sc_dev.dv_xname);
! 503: if (sc->sc_ih == NULL) {
! 504: printf("%s: "
! 505: "couldn't establish interrupt handler\n",
! 506: sc->sc_wdcdev.sc_dev.dv_xname);
! 507: pcmcia_function_disable(sc->sc_pf);
! 508: return (EIO);
! 509: }
! 510:
! 511: wdcreset(&sc->wdc_channel, VERBOSE);
! 512: }
! 513: } else {
! 514: if ((sc->sc_flags & WDC_PCMCIA_ATTACH) == 0)
! 515: pcmcia_intr_disestablish(sc->sc_pf, sc->sc_ih);
! 516: pcmcia_function_disable(sc->sc_pf);
! 517: }
! 518:
! 519: return (0);
! 520: }
! 521: #endif
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