sys/bus/usb/uhci_pci.c

   1 /*
   2  * Copyright (c) 1998 The NetBSD Foundation, Inc.
   3  * All rights reserved.
   4  *
   5  * This code is derived from software contributed to The NetBSD Foundation
   6  * by Lennart Augustsson (augustss@carlstedt.se) at
   7  * Carlstedt Research & Technology.
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted provided that the following conditions
  11  * are met:
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the above copyright
  15  *    notice, this list of conditions and the following disclaimer in the
  16  *    documentation and/or other materials provided with the distribution.
  17  * 3. All advertising materials mentioning features or use of this software
  18  *    must display the following acknowledgement:
  19  *        This product includes software developed by the NetBSD
  20  *        Foundation, Inc. and its contributors.
  21  * 4. Neither the name of The NetBSD Foundation nor the names of its
  22  *    contributors may be used to endorse or promote products derived
  23  *    from this software without specific prior written permission.
  24  *
  25  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  26  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  27  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  28  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  29  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  30  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  31  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  33  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  34  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  35  * POSSIBILITY OF SUCH DAMAGE.
  36  *
  37  * $FreeBSD: src/sys/dev/usb/uhci_pci.c,v 1.57 2005/03/01 07:50:11 imp Exp $
  38  * $DragonFly: src/sys/bus/usb/uhci_pci.c,v 1.12 2008/05/25 17:48:33 mneumann Exp $
  39  */
  40
  41 /* Universal Host Controller Interface
  42  *
  43  * UHCI spec: http://www.intel.com/
  44  */
  45
  46 /* The low level controller code for UHCI has been split into
  47  * PCI probes and UHCI specific code. This was done to facilitate the
  48  * sharing of code between *BSD's
  49  */
  50
  51 #include "opt_bus.h"
  52
  53 #include <sys/param.h>
  54 #include <sys/systm.h>
  55 #include <sys/kernel.h>
  56 #include <sys/module.h>
  57 #include <sys/bus.h>
  58 #include <sys/queue.h>
  59 #include <sys/rman.h>
  60
  61 #include <bus/pci/pcivar.h>
  62 #include <bus/pci/pcireg.h>
  63
  64 #include <bus/usb/usb.h>
  65 #include <bus/usb/usbdi.h>
  66 #include <bus/usb/usbdivar.h>
  67 #include <bus/usb/usb_mem.h>
  68
  69 #include <bus/usb/uhcireg.h>
  70 #include <bus/usb/uhcivar.h>
  71
  72 #define PCI_UHCI_VENDORID_INTEL         0x8086
  73 #define PCI_UHCI_VENDORID_VIA           0x1106
  74
  75 #define PCI_UHCI_DEVICEID_PIIX3         0x70208086
  76 static const char *uhci_device_piix3 = "Intel 82371SB (PIIX3) USB controller";
  77
  78 #define PCI_UHCI_DEVICEID_PIIX4         0x71128086
  79 #define PCI_UHCI_DEVICEID_PIIX4E        0x71128086      /* no separate stepping */
  80 static const char *uhci_device_piix4 = "Intel 82371AB/EB (PIIX4) USB controller";
  81
  82 #define PCI_UHCI_DEVICEID_ICH           0x24128086
  83 static const char *uhci_device_ich = "Intel 82801AA (ICH) USB controller";
  84
  85 #define PCI_UHCI_DEVICEID_ICH0          0x24228086
  86 static const char *uhci_device_ich0 = "Intel 82801AB (ICH0) USB controller";
  87
  88 #define PCI_UHCI_DEVICEID_ICH2_A        0x24428086
  89 static const char *uhci_device_ich2_a = "Intel 82801BA/BAM (ICH2) USB controller USB-A";
  90
  91 #define PCI_UHCI_DEVICEID_ICH2_B        0x24448086
  92 static const char *uhci_device_ich2_b = "Intel 82801BA/BAM (ICH2) USB controller USB-B";
  93
  94 #define PCI_UHCI_DEVICEID_ICH3_A        0x24828086
  95 static const char *uhci_device_ich3_a = "Intel 82801CA/CAM (ICH3) USB controller USB-A";
  96
  97 #define PCI_UHCI_DEVICEID_ICH3_B        0x24848086
  98 static const char *uhci_device_ich3_b = "Intel 82801CA/CAM (ICH3) USB controller USB-B";
  99
 100 #define PCI_UHCI_DEVICEID_ICH3_C        0x24878086
 101 static const char *uhci_device_ich3_c = "Intel 82801CA/CAM (ICH3) USB controller USB-C";
 102
 103 #define PCI_UHCI_DEVICEID_ICH4_A        0x24c28086
 104 static const char *uhci_device_ich4_a = "Intel 82801DB (ICH4) USB controller USB-A";
 105
 106 #define PCI_UHCI_DEVICEID_ICH4_B        0x24c48086
 107 static const char *uhci_device_ich4_b = "Intel 82801DB (ICH4) USB controller USB-B";
 108
 109 #define PCI_UHCI_DEVICEID_ICH4_C        0x24c78086
 110 static const char *uhci_device_ich4_c = "Intel 82801DB (ICH4) USB controller USB-C";
 111
 112 #define PCI_UHCI_DEVICEID_ICH5_A        0x24d28086
 113 static const char *uhci_device_ich5_a = "Intel 82801EB (ICH5) USB controller USB-A";
 114
 115 #define PCI_UHCI_DEVICEID_ICH5_B        0x24d48086
 116 static const char *uhci_device_ich5_b = "Intel 82801EB (ICH5) USB controller USB-B";
 117
 118 #define PCI_UHCI_DEVICEID_ICH5_C        0x24d78086
 119 static const char *uhci_device_ich5_c = "Intel 82801EB (ICH5) USB controller USB-C";
 120
 121 #define PCI_UHCI_DEVICEID_ICH5_D        0x24de8086
 122 static const char *uhci_device_ich5_d = "Intel 82801EB (ICH5) USB controller USB-D";
 123
 124 #define PCI_UHCI_DEVICEID_ICH6_A        0x26588086
 125 static const char *uhci_device_ich6_a = "Intel 82801FB/FR/FW/FRW (ICH6) USB controller USB-A";
 126
 127 #define PCI_UHCI_DEVICEID_ICH6_B        0x26598086
 128 static const char *uhci_device_ich6_b = "Intel 82801FB/FR/FW/FRW (ICH6) USB controller USB-B";
 129
 130 #define PCI_UHCI_DEVICEID_ICH6_C        0x265a8086
 131 static const char *uhci_device_ich6_c = "Intel 82801FB/FR/FW/FRW (ICH6) USB controller USB-C";
 132
 133 #define PCI_UHCI_DEVICEID_ICH6_D        0x265b8086
 134 static const char *uhci_device_ich6_d = "Intel 82801FB/FR/FW/FRW (ICH6) USB controller USB-D";
 135
 136 #define PCI_UHCI_DEVICEID_63XXESB_1     0x26888086
 137 static const char *uhci_device_esb_1 = "Intel 631XESB/632XESB/3100 USB controller USB-1";
 138
 139 #define PCI_UHCI_DEVICEID_63XXESB_2     0x26898086
 140 static const char *uhci_device_esb_2 = "Intel 631XESB/632XESB/3100 USB controller USB-2";
 141
 142 #define PCI_UHCI_DEVICEID_63XXESB_3     0x268a8086
 143 static const char *uhci_device_esb_3 = "Intel 631XESB/632XESB/3100 USB controller USB-3";
 144
 145 #define PCI_UHCI_DEVICEID_63XXESB_4     0x268b8086
 146 static const char *uhci_device_esb_4 = "Intel 631XESB/632XESB/3100 USB controller USB-4";
 147
 148 #define PCI_UHCI_DEVICEID_ICH7_A        0x27c88086
 149 #define PCI_UHCI_DEVICEID_ICH7_B        0x27c98086
 150 #define PCI_UHCI_DEVICEID_ICH7_C        0x27ca8086
 151 #define PCI_UHCI_DEVICEID_ICH7_D        0x27cb8086
 152 static const char *uhci_device_ich7 = "Intel 82801G (ICH7) USB controller";
 153
 154 #define PCI_UHCI_DEVICEID_ICH8_A        0x28308086
 155 static const char *uhci_device_ich8_a = "Intel 82801H (ICH8) USB controller USB-A";
 156
 157 #define PCI_UHCI_DEVICEID_ICH8_B        0x28318086
 158 static const char *uhci_device_ich8_b = "Intel 82801H (ICH8) USB controller USB-B";
 159
 160 #define PCI_UHCI_DEVICEID_ICH8_C        0x28328086
 161 static const char *uhci_device_ich8_c = "Intel 82801H (ICH8) USB controller USB-C";
 162
 163 #define PCI_UHCI_DEVICEID_ICH8_D        0x28348086
 164 static const char *uhci_device_ich8_d = "Intel 82801H (ICH8) USB controller USB-D";
 165
 166 #define PCI_UHCI_DEVICEID_ICH8_E        0x28358086
 167 static const char *uhci_device_ich8_e = "Intel 82801H (ICH8) USB controller USB-E";
 168
 169 #define PCI_UHCI_DEVICEID_ICH9_A        0x29348086
 170 #define PCI_UHCI_DEVICEID_ICH9_B        0x29358086
 171 #define PCI_UHCI_DEVICEID_ICH9_C        0x29368086
 172 #define PCI_UHCI_DEVICEID_ICH9_D        0x29378086
 173 #define PCI_UHCI_DEVICEID_ICH9_E        0x29388086
 174 #define PCI_UHCI_DEVICEID_ICH9_F        0x29398086
 175 static const char *uhci_device_ich9 = "Intel 82801I (ICH9) USB controller";
 176
 177 #define PCI_UHCI_DEVICEID_440MX         0x719a8086
 178 static const char *uhci_device_440mx = "Intel 82443MX USB controller";
 179
 180 #define PCI_UHCI_DEVICEID_460GX         0x76028086
 181 static const char *uhci_device_460gx = "Intel 82372FB/82468GX USB controller";
 182
 183 #define PCI_UHCI_DEVICEID_VT83C572      0x30381106
 184 static const char *uhci_device_vt83c572 = "VIA 83C572 USB controller";
 185
 186 static const char *uhci_device_generic = "UHCI (generic) USB controller";
 187
 188 #define PCI_UHCI_BASE_REG               0x20
 189
 190
 191 static int uhci_pci_attach(device_t self);
 192 static int uhci_pci_detach(device_t self);
 193 static int uhci_pci_suspend(device_t self);
 194 static int uhci_pci_resume(device_t self);
 195
 196
 197 static int
 198 uhci_pci_suspend(device_t self)
 199 {
 200         uhci_softc_t *sc = device_get_softc(self);
 201         int err;
 202
 203         err = bus_generic_suspend(self);
 204         if (err)
 205                 return err;
 206         uhci_power(PWR_SUSPEND, sc);
 207
 208         return 0;
 209 }
 210
 211 static int
 212 uhci_pci_resume(device_t self)
 213 {
 214         uhci_softc_t *sc = device_get_softc(self);
 215
 216         pci_write_config(self, PCI_LEGSUP, PCI_LEGSUP_USBPIRQDEN, 2);
 217
 218         uhci_power(PWR_RESUME, sc);
 219         bus_generic_resume(self);
 220
 221         return 0;
 222 }
 223
 224 static const char *
 225 uhci_pci_match(device_t self)
 226 {
 227         u_int32_t device_id = pci_get_devid(self);
 228
 229         if (device_id == PCI_UHCI_DEVICEID_PIIX3) {
 230                 return (uhci_device_piix3);
 231         } else if (device_id == PCI_UHCI_DEVICEID_PIIX4) {
 232                 return (uhci_device_piix4);
 233         } else if (device_id == PCI_UHCI_DEVICEID_ICH) {
 234                 return (uhci_device_ich);
 235         } else if (device_id == PCI_UHCI_DEVICEID_ICH0) {
 236                 return (uhci_device_ich0);
 237         } else if (device_id == PCI_UHCI_DEVICEID_ICH2_A) {
 238                 return (uhci_device_ich2_a);
 239         } else if (device_id == PCI_UHCI_DEVICEID_ICH2_B) {
 240                 return (uhci_device_ich2_b);
 241         } else if (device_id == PCI_UHCI_DEVICEID_ICH3_A) {
 242                 return (uhci_device_ich3_a);
 243         } else if (device_id == PCI_UHCI_DEVICEID_ICH3_B) {
 244                 return (uhci_device_ich3_b);
 245         } else if (device_id == PCI_UHCI_DEVICEID_ICH3_C) {
 246                 return (uhci_device_ich3_c);
 247         } else if (device_id == PCI_UHCI_DEVICEID_ICH4_A) {
 248                 return (uhci_device_ich4_a);
 249         } else if (device_id == PCI_UHCI_DEVICEID_ICH4_B) {
 250                 return (uhci_device_ich4_b);
 251         } else if (device_id == PCI_UHCI_DEVICEID_ICH4_C) {
 252                 return (uhci_device_ich4_c);
 253         } else if (device_id == PCI_UHCI_DEVICEID_ICH5_A) {
 254                 return (uhci_device_ich5_a);
 255         } else if (device_id == PCI_UHCI_DEVICEID_ICH5_B) {
 256                 return (uhci_device_ich5_b);
 257         } else if (device_id == PCI_UHCI_DEVICEID_ICH5_C) {
 258                 return (uhci_device_ich5_c);
 259         } else if (device_id == PCI_UHCI_DEVICEID_ICH5_D) {
 260                 return (uhci_device_ich5_d);
 261         } else if (device_id == PCI_UHCI_DEVICEID_ICH6_A) {
 262                 return (uhci_device_ich6_a);
 263         } else if (device_id == PCI_UHCI_DEVICEID_ICH6_B) {
 264                 return (uhci_device_ich6_b);
 265         } else if (device_id == PCI_UHCI_DEVICEID_ICH6_C) {
 266                 return (uhci_device_ich6_c);
 267         } else if (device_id == PCI_UHCI_DEVICEID_ICH6_D) {
 268                 return (uhci_device_ich6_d);
 269         } else if (device_id == PCI_UHCI_DEVICEID_63XXESB_1) {
 270                 return (uhci_device_esb_1);
 271         } else if (device_id == PCI_UHCI_DEVICEID_63XXESB_2) {
 272                 return (uhci_device_esb_2);
 273         } else if (device_id == PCI_UHCI_DEVICEID_63XXESB_3) {
 274                 return (uhci_device_esb_3);
 275         } else if (device_id == PCI_UHCI_DEVICEID_63XXESB_4) {
 276                 return (uhci_device_esb_4);
 277         } else if (device_id == PCI_UHCI_DEVICEID_ICH7_A) {
 278                 return (uhci_device_ich7);
 279         } else if (device_id == PCI_UHCI_DEVICEID_ICH7_B) {
 280                 return (uhci_device_ich7);
 281         } else if (device_id == PCI_UHCI_DEVICEID_ICH7_C) {
 282                 return (uhci_device_ich7);
 283         } else if (device_id == PCI_UHCI_DEVICEID_ICH7_D) {
 284                 return (uhci_device_ich7);
 285         } else if (device_id == PCI_UHCI_DEVICEID_ICH8_A) {
 286                 return (uhci_device_ich8_a);
 287         } else if (device_id == PCI_UHCI_DEVICEID_ICH8_B) {
 288                 return (uhci_device_ich8_b);
 289         } else if (device_id == PCI_UHCI_DEVICEID_ICH8_C) {
 290                 return (uhci_device_ich8_c);
 291         } else if (device_id == PCI_UHCI_DEVICEID_ICH8_D) {
 292                 return (uhci_device_ich8_d);
 293         } else if (device_id == PCI_UHCI_DEVICEID_ICH8_E) {
 294                 return (uhci_device_ich8_e);
 295         } else if (device_id == PCI_UHCI_DEVICEID_ICH9_A) {
 296                 return (uhci_device_ich9);
 297         } else if (device_id == PCI_UHCI_DEVICEID_ICH9_B) {
 298                 return (uhci_device_ich9);
 299         } else if (device_id == PCI_UHCI_DEVICEID_ICH9_C) {
 300                 return (uhci_device_ich9);
 301         } else if (device_id == PCI_UHCI_DEVICEID_ICH9_D) {
 302                 return (uhci_device_ich9);
 303         } else if (device_id == PCI_UHCI_DEVICEID_ICH9_E) {
 304                 return (uhci_device_ich9);
 305         } else if (device_id == PCI_UHCI_DEVICEID_ICH9_F) {
 306                 return (uhci_device_ich9);
 307         } else if (device_id == PCI_UHCI_DEVICEID_440MX) {
 308                 return (uhci_device_440mx);
 309         } else if (device_id == PCI_UHCI_DEVICEID_460GX) {
 310                 return (uhci_device_460gx);
 311         } else if (device_id == PCI_UHCI_DEVICEID_VT83C572) {
 312                 return (uhci_device_vt83c572);
 313         } else {
 314                 if (pci_get_class(self) == PCIC_SERIALBUS
 315                     && pci_get_subclass(self) == PCIS_SERIALBUS_USB
 316                     && pci_get_progif(self) == PCI_INTERFACE_UHCI) {
 317                         return (uhci_device_generic);
 318                 }
 319         }
 320
 321         return NULL;            /* dunno... */
 322 }
 323
 324 static int
 325 uhci_pci_probe(device_t self)
 326 {
 327         const char *desc = uhci_pci_match(self);
 328
 329         if (desc) {
 330                 device_set_desc(self, desc);
 331                 return 0;
 332         } else {
 333                 return ENXIO;
 334         }
 335 }
 336
 337 static int
 338 uhci_pci_attach(device_t self)
 339 {
 340         uhci_softc_t *sc = device_get_softc(self);
 341         int rid;
 342         int err;
 343
 344         pci_enable_busmaster(self);
 345
 346         rid = PCI_UHCI_BASE_REG;
 347         sc->io_res = bus_alloc_resource_any(self, SYS_RES_IOPORT, &rid,
 348             RF_ACTIVE);
 349         if (!sc->io_res) {
 350                 device_printf(self, "Could not map ports\n");
 351                 return ENXIO;
 352         }
 353         sc->iot = rman_get_bustag(sc->io_res);
 354         sc->ioh = rman_get_bushandle(sc->io_res);
 355
 356         /* disable interrupts */
 357         bus_space_write_2(sc->iot, sc->ioh, UHCI_INTR, 0);
 358
 359         rid = 0;
 360         sc->irq_res = bus_alloc_resource_any(self, SYS_RES_IRQ, &rid,
 361             RF_SHAREABLE | RF_ACTIVE);
 362         if (sc->irq_res == NULL) {
 363                 device_printf(self, "Could not allocate irq\n");
 364                 uhci_pci_detach(self);
 365                 return ENXIO;
 366         }
 367         sc->sc_bus.bdev = device_add_child(self, "usb", -1);
 368         if (!sc->sc_bus.bdev) {
 369                 device_printf(self, "Could not add USB device\n");
 370                 uhci_pci_detach(self);
 371                 return ENOMEM;
 372         }
 373         device_set_ivars(sc->sc_bus.bdev, &sc->sc_bus);
 374
 375         /* uhci_pci_match must never return NULL if uhci_pci_probe succeeded */
 376         device_set_desc(sc->sc_bus.bdev, uhci_pci_match(self));
 377         switch (pci_get_vendor(self)) {
 378         case PCI_UHCI_VENDORID_INTEL:
 379                 ksprintf(sc->sc_vendor, "Intel");
 380                 break;
 381         case PCI_UHCI_VENDORID_VIA:
 382                 ksprintf(sc->sc_vendor, "VIA");
 383                 break;
 384         default:
 385                 if (bootverbose)
 386                         device_printf(self, "(New UHCI DeviceId=0x%08x)\n",
 387                             pci_get_devid(self));
 388                 ksprintf(sc->sc_vendor, "(0x%04x)", pci_get_vendor(self));
 389         }
 390
 391         switch (pci_read_config(self, PCI_USBREV, 1) & PCI_USBREV_MASK) {
 392         case PCI_USBREV_PRE_1_0:
 393                 sc->sc_bus.usbrev = USBREV_PRE_1_0;
 394                 break;
 395         case PCI_USBREV_1_0:
 396                 sc->sc_bus.usbrev = USBREV_1_0;
 397                 break;
 398         default:
 399                 sc->sc_bus.usbrev = USBREV_UNKNOWN;
 400                 break;
 401         }
 402
 403         err = bus_setup_intr(self, sc->irq_res, 0,
 404             (driver_intr_t *) uhci_intr, sc, &sc->ih, NULL);
 405         if (err) {
 406                 device_printf(self, "Could not setup irq, %d\n", err);
 407                 sc->ih = NULL;
 408                 uhci_pci_detach(self);
 409                 return ENXIO;
 410         }
 411         /*
 412          * Set the PIRQD enable bit and switch off all the others. We don't
 413          * want legacy support to interfere with us XXX Does this also mean
 414          * that the BIOS won't touch the keyboard anymore if it is connected
 415          * to the ports of the root hub?
 416          */
 417 #ifdef USB_DEBUG
 418         if (pci_read_config(self, PCI_LEGSUP, 2) != PCI_LEGSUP_USBPIRQDEN)
 419                 device_printf(self, "LegSup = 0x%04x\n",
 420                     pci_read_config(self, PCI_LEGSUP, 2));
 421 #endif
 422         pci_write_config(self, PCI_LEGSUP, PCI_LEGSUP_USBPIRQDEN, 2);
 423
 424         err = uhci_init(sc);
 425         if (!err) {
 426                 sc->sc_flags |= UHCI_SCFLG_DONEINIT;
 427                 err = device_probe_and_attach(sc->sc_bus.bdev);
 428         }
 429
 430         if (err) {
 431                 device_printf(self, "USB init failed\n");
 432                 uhci_pci_detach(self);
 433                 return EIO;
 434         }
 435         return 0;               /* success */
 436 }
 437
 438 int
 439 uhci_pci_detach(device_t self)
 440 {
 441         uhci_softc_t *sc = device_get_softc(self);
 442
 443         if (sc->sc_flags & UHCI_SCFLG_DONEINIT) {
 444                 uhci_detach(sc, 0);
 445                 sc->sc_flags &= ~UHCI_SCFLG_DONEINIT;
 446         }
 447
 448
 449         if (sc->irq_res && sc->ih) {
 450                 int err = bus_teardown_intr(self, sc->irq_res, sc->ih);
 451
 452                 if (err)
 453                         /* XXX or should we panic? */
 454                         device_printf(self, "Could not tear down irq, %d\n",
 455                             err);
 456                 sc->ih = NULL;
 457         }
 458         if (sc->sc_bus.bdev) {
 459                 device_delete_child(self, sc->sc_bus.bdev);
 460                 sc->sc_bus.bdev = NULL;
 461         }
 462         if (sc->irq_res) {
 463                 bus_release_resource(self, SYS_RES_IRQ, 0, sc->irq_res);
 464                 sc->irq_res = NULL;
 465         }
 466         if (sc->io_res) {
 467                 bus_release_resource(self, SYS_RES_IOPORT, PCI_UHCI_BASE_REG,
 468                     sc->io_res);
 469                 sc->io_res = NULL;
 470                 sc->iot = 0;
 471                 sc->ioh = 0;
 472         }
 473         return 0;
 474 }
 475
 476
 477 static device_method_t uhci_methods[] = {
 478         /* Device interface */
 479         DEVMETHOD(device_probe, uhci_pci_probe),
 480         DEVMETHOD(device_attach, uhci_pci_attach),
 481         DEVMETHOD(device_detach, uhci_pci_detach),
 482         DEVMETHOD(device_suspend, uhci_pci_suspend),
 483         DEVMETHOD(device_resume, uhci_pci_resume),
 484         DEVMETHOD(device_shutdown, bus_generic_shutdown),
 485
 486         /* Bus interface */
 487         DEVMETHOD(bus_print_child, bus_generic_print_child),
 488
 489         {0, 0}
 490 };
 491
 492 static driver_t uhci_driver = {
 493         "uhci",
 494         uhci_methods,
 495         sizeof(uhci_softc_t),
 496 };
 497
 498 static devclass_t uhci_devclass;
 499
 500 DRIVER_MODULE(uhci, pci, uhci_driver, uhci_devclass, 0, 0);
 501 DRIVER_MODULE(uhci, cardbus, uhci_driver, uhci_devclass, 0, 0);