sys/dev/usb/uvisor.c

   1 /*      $NetBSD: uvisor.c,v 1.9 2001/01/23 14:04:14 augustss Exp $      */
   2 /*      $FreeBSD$       */
   3
   4 /* Also already merged from NetBSD:
   5  *      $NetBSD: uvisor.c,v 1.12 2001/11/13 06:24:57 lukem Exp $
   6  *      $NetBSD: uvisor.c,v 1.13 2002/02/11 15:11:49 augustss Exp $
   7  *      $NetBSD: uvisor.c,v 1.14 2002/02/27 23:00:03 augustss Exp $
   8  *      $NetBSD: uvisor.c,v 1.15 2002/06/16 15:01:31 augustss Exp $
   9  *      $NetBSD: uvisor.c,v 1.16 2002/07/11 21:14:36 augustss Exp $
  10  *      $NetBSD: uvisor.c,v 1.17 2002/08/13 11:38:15 augustss Exp $
  11  *      $NetBSD: uvisor.c,v 1.18 2003/02/05 00:50:14 augustss Exp $
  12  *      $NetBSD: uvisor.c,v 1.19 2003/02/07 18:12:37 augustss Exp $
  13  *      $NetBSD: uvisor.c,v 1.20 2003/04/11 01:30:10 simonb Exp $
  14  */
  15
  16
  17 /*-
  18  * Copyright (c) 2000 The NetBSD Foundation, Inc.
  19  * All rights reserved.
  20  *
  21  * This code is derived from software contributed to The NetBSD Foundation
  22  * by Lennart Augustsson (lennart@augustsson.net) at
  23  * Carlstedt Research & Technology.
  24  *
  25  * Redistribution and use in source and binary forms, with or without
  26  * modification, are permitted provided that the following conditions
  27  * are met:
  28  * 1. Redistributions of source code must retain the above copyright
  29  *    notice, this list of conditions and the following disclaimer.
  30  * 2. Redistributions in binary form must reproduce the above copyright
  31  *    notice, this list of conditions and the following disclaimer in the
  32  *    documentation and/or other materials provided with the distribution.
  33  * 3. All advertising materials mentioning features or use of this software
  34  *    must display the following acknowledgement:
  35  *        This product includes software developed by the NetBSD
  36  *        Foundation, Inc. and its contributors.
  37  * 4. Neither the name of The NetBSD Foundation nor the names of its
  38  *    contributors may be used to endorse or promote products derived
  39  *    from this software without specific prior written permission.
  40  *
  41  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  42  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  43  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  44  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  45  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  46  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  47  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  48  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  49  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  50  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  51  * POSSIBILITY OF SUCH DAMAGE.
  52  */
  53
  54 /*
  55  * Handspring Visor (Palmpilot compatible PDA) driver
  56  */
  57
  58 #include <sys/param.h>
  59 #include <sys/systm.h>
  60 #include <sys/kernel.h>
  61 #include <sys/module.h>
  62 #include <sys/bus.h>
  63 #include <sys/conf.h>
  64 #include <sys/tty.h>
  65 #include <sys/sysctl.h>
  66
  67 #include <dev/usb/usb.h>
  68 #include <dev/usb/usbhid.h>
  69
  70 #include <dev/usb/usbdi.h>
  71 #include <dev/usb/usbdi_util.h>
  72 #include "usbdevs.h"
  73
  74 #include <dev/usb/ucomvar.h>
  75
  76 #ifdef USB_DEBUG
  77 #define DPRINTF(x)      if (uvisordebug) printf x
  78 #define DPRINTFN(n,x)   if (uvisordebug>(n)) printf x
  79 int uvisordebug = 0;
  80 SYSCTL_NODE(_hw_usb, OID_AUTO, uvisor, CTLFLAG_RW, 0, "USB uvisor");
  81 SYSCTL_INT(_hw_usb_uvisor, OID_AUTO, debug, CTLFLAG_RW,
  82            &uvisordebug, 0, "uvisor debug level");
  83 #else
  84 #define DPRINTF(x)
  85 #define DPRINTFN(n,x)
  86 #endif
  87
  88 #define UVISOR_CONFIG_INDEX     0
  89 #define UVISOR_IFACE_INDEX      0
  90 #define UVISOR_MODVER           1
  91
  92 /* From the Linux driver */
  93 /*
  94  * UVISOR_REQUEST_BYTES_AVAILABLE asks the visor for the number of bytes that
  95  * are available to be transfered to the host for the specified endpoint.
  96  * Currently this is not used, and always returns 0x0001
  97  */
  98 #define UVISOR_REQUEST_BYTES_AVAILABLE          0x01
  99
 100 /*
 101  * UVISOR_CLOSE_NOTIFICATION is set to the device to notify it that the host
 102  * is now closing the pipe. An empty packet is sent in response.
 103  */
 104 #define UVISOR_CLOSE_NOTIFICATION               0x02
 105
 106 /*
 107  * UVISOR_GET_CONNECTION_INFORMATION is sent by the host during enumeration to
 108  * get the endpoints used by the connection.
 109  */
 110 #define UVISOR_GET_CONNECTION_INFORMATION       0x03
 111
 112
 113 /*
 114  * UVISOR_GET_CONNECTION_INFORMATION returns data in the following format
 115  */
 116 #define UVISOR_MAX_CONN 8
 117 struct uvisor_connection_info {
 118         uWord   num_ports;
 119         struct {
 120                 uByte   port_function_id;
 121                 uByte   port;
 122         } connections[UVISOR_MAX_CONN];
 123 };
 124 #define UVISOR_CONNECTION_INFO_SIZE 18
 125
 126 /* struct uvisor_connection_info.connection[x].port defines: */
 127 #define UVISOR_ENDPOINT_1               0x01
 128 #define UVISOR_ENDPOINT_2               0x02
 129
 130 /* struct uvisor_connection_info.connection[x].port_function_id defines: */
 131 #define UVISOR_FUNCTION_GENERIC         0x00
 132 #define UVISOR_FUNCTION_DEBUGGER        0x01
 133 #define UVISOR_FUNCTION_HOTSYNC         0x02
 134 #define UVISOR_FUNCTION_CONSOLE         0x03
 135 #define UVISOR_FUNCTION_REMOTE_FILE_SYS 0x04
 136
 137 /*
 138  * Unknown PalmOS stuff.
 139  */
 140 #define UVISOR_GET_PALM_INFORMATION             0x04
 141 #define UVISOR_GET_PALM_INFORMATION_LEN         0x44
 142
 143 struct uvisor_palm_connection_info {
 144         uByte   num_ports;
 145         uByte   endpoint_numbers_different;
 146         uWord   reserved1;
 147   struct {
 148                 uDWord  port_function_id;
 149                 uByte   port;
 150                 uByte   end_point_info;
 151                 uWord   reserved;
 152   } connections[UVISOR_MAX_CONN];
 153 };
 154
 155
 156 /*
 157  * Crank down UVISORBUFSIZE from 1024 to 64 to avoid a problem where
 158  * the Palm device and the USB host controller deadlock. The USB host
 159  * controller is expecting an early-end-of-transmission packet with 0
 160  * data, and the Palm doesn't send one because it's already
 161  * communicated the amount of data it's going to send in a header
 162  * (which ucom/uvisor are oblivious to). This is the problem that has
 163  * been known on the pilot-link lists as the "[Free]BSD USB problem",
 164  * but not understood.
 165  */
 166 #define UVISORIBUFSIZE 64
 167 #define UVISOROBUFSIZE 1024
 168
 169 struct uvisor_softc {
 170         struct ucom_softc       sc_ucom;
 171         u_int16_t               sc_flags;
 172 };
 173
 174 static usbd_status uvisor_init(struct uvisor_softc *);
 175
 176 /*static usbd_status clie_3_5_init(struct uvisor_softc *);*/
 177
 178 static void uvisor_close(void *, int);
 179
 180 struct ucom_callback uvisor_callback = {
 181         NULL,
 182         NULL,
 183         NULL,
 184         NULL,
 185         NULL,
 186         uvisor_close,
 187         NULL,
 188         NULL,
 189 };
 190
 191 static device_probe_t uvisor_match;
 192 static device_attach_t uvisor_attach;
 193 static device_detach_t uvisor_detach;
 194 static device_method_t uvisor_methods[] = {
 195        /* Device interface */
 196        DEVMETHOD(device_probe, uvisor_match),
 197        DEVMETHOD(device_attach, uvisor_attach),
 198        DEVMETHOD(device_detach, uvisor_detach),
 199        { 0, 0 }
 200  };
 201
 202
 203 static driver_t uvisor_driver = {
 204        "ucom",
 205        uvisor_methods,
 206        sizeof (struct uvisor_softc)
 207 };
 208
 209 DRIVER_MODULE(uvisor, uhub, uvisor_driver, ucom_devclass, usbd_driver_load, 0);
 210 MODULE_DEPEND(uvisor, usb, 1, 1, 1);
 211 MODULE_DEPEND(uvisor, ucom, UCOM_MINVER, UCOM_PREFVER, UCOM_MAXVER);
 212 MODULE_VERSION(uvisor, UVISOR_MODVER);
 213
 214 struct uvisor_type {
 215         struct usb_devno        uv_dev;
 216         u_int16_t               uv_flags;
 217 #define PALM4   0x0001
 218 #define VISOR   0x0002
 219 #define PALM35  0x0004
 220 };
 221 static const struct uvisor_type uvisor_devs[] = {
 222         {{ USB_VENDOR_ACEECA, USB_PRODUCT_ACEECA_MEZ1000 }, PALM4 },
 223         {{ USB_VENDOR_GARMIN, USB_PRODUCT_GARMIN_IQUE_3600 }, PALM4 },
 224         {{ USB_VENDOR_FOSSIL, USB_PRODUCT_FOSSIL_WRISTPDA }, PALM4 },
 225         {{ USB_VENDOR_HANDSPRING, USB_PRODUCT_HANDSPRING_VISOR }, VISOR },
 226         {{ USB_VENDOR_HANDSPRING, USB_PRODUCT_HANDSPRING_TREO }, PALM4 },
 227         {{ USB_VENDOR_HANDSPRING, USB_PRODUCT_HANDSPRING_TREO600 }, PALM4 },
 228         {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M500 }, PALM4 },
 229         {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M505 }, PALM4 },
 230         {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M515 }, PALM4 },
 231         {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_I705 }, PALM4 },
 232         {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M125 }, PALM4 },
 233         {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M130 }, PALM4 },
 234         {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_TUNGSTEN_Z }, PALM4 },
 235         {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_TUNGSTEN_T }, PALM4 },
 236         {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_ZIRE }, PALM4 },
 237         {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_ZIRE31 }, PALM4 },
 238         {{ USB_VENDOR_SAMSUNG, USB_PRODUCT_SAMSUNG_I500 }, PALM4 },
 239         {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_40 }, 0 },
 240         {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_41 }, PALM4 },
 241         {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_S360 }, PALM4 },
 242         {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_NX60 }, PALM4 },
 243         {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_35 }, PALM35 },
 244 /*      {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_25 }, PALM4 },*/
 245 /*      {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_TH55 }, PALM4 }, */   /* See PR 80935 */
 246         {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_TJ37 }, PALM4 },
 247         {{ USB_VENDOR_TAPWAVE, USB_PRODUCT_TAPWAVE_ZODIAC }, PALM4 },
 248 };
 249 #define uvisor_lookup(v, p) ((const struct uvisor_type *)usb_lookup(uvisor_devs, v, p))
 250
 251
 252 static int
 253 uvisor_match(device_t self)
 254 {
 255         struct usb_attach_arg *uaa = device_get_ivars(self);
 256
 257         if (uaa->iface != NULL)
 258                 return (UMATCH_NONE);
 259
 260         DPRINTFN(20,("uvisor: vendor=0x%x, product=0x%x\n",
 261                      uaa->vendor, uaa->product));
 262
 263         return (uvisor_lookup(uaa->vendor, uaa->product) != NULL ?
 264                 UMATCH_VENDOR_PRODUCT : UMATCH_NONE);
 265 }
 266
 267 static int
 268 uvisor_attach(device_t self)
 269 {
 270         struct uvisor_softc *sc = device_get_softc(self);
 271         struct usb_attach_arg *uaa = device_get_ivars(self);
 272         usbd_device_handle dev = uaa->device;
 273         usbd_interface_handle iface;
 274         usb_interface_descriptor_t *id;
 275         usb_endpoint_descriptor_t *ed;
 276         int i;
 277         usbd_status err;
 278         struct ucom_softc *ucom;
 279
 280         ucom = &sc->sc_ucom;
 281         ucom->sc_dev = self;
 282         ucom->sc_udev = dev;
 283         ucom->sc_iface = uaa->iface;
 284
 285         DPRINTFN(10,("\nuvisor_attach: sc=%p\n", sc));
 286
 287         /* Move the device into the configured state. */
 288         err = usbd_set_config_index(dev, UVISOR_CONFIG_INDEX, 1);
 289         if (err) {
 290                 device_printf(self, "failed to set configuration, err=%s\n",
 291                     usbd_errstr(err));
 292                 goto bad;
 293         }
 294
 295         err = usbd_device2interface_handle(dev, UVISOR_IFACE_INDEX, &iface);
 296         if (err) {
 297                 device_printf(self, "failed to get interface, err=%s\n",
 298                     usbd_errstr(err));
 299                 goto bad;
 300         }
 301
 302         sc->sc_flags = uvisor_lookup(uaa->vendor, uaa->product)->uv_flags;
 303
 304         id = usbd_get_interface_descriptor(iface);
 305
 306         ucom->sc_udev = dev;
 307         ucom->sc_iface = iface;
 308
 309         ucom->sc_bulkin_no = ucom->sc_bulkout_no = -1;
 310         for (i = 0; i < id->bNumEndpoints; i++) {
 311                 int addr, dir, attr;
 312                 ed = usbd_interface2endpoint_descriptor(iface, i);
 313                 if (ed == NULL) {
 314                         device_printf(self,
 315                             "could not read endpoint descriptor: %s\n",
 316                             usbd_errstr(err));
 317                         goto bad;
 318                 }
 319
 320                 addr = ed->bEndpointAddress;
 321                 dir = UE_GET_DIR(ed->bEndpointAddress);
 322                 attr = ed->bmAttributes & UE_XFERTYPE;
 323                 if (dir == UE_DIR_IN && attr == UE_BULK)
 324                         ucom->sc_bulkin_no = addr;
 325                 else if (dir == UE_DIR_OUT && attr == UE_BULK)
 326                         ucom->sc_bulkout_no = addr;
 327                 else {
 328                         device_printf(self, "unexpected endpoint\n");
 329                         goto bad;
 330                 }
 331         }
 332         if (ucom->sc_bulkin_no == -1) {
 333                 device_printf(self, "Could not find data bulk in\n");
 334                 goto bad;
 335         }
 336         if (ucom->sc_bulkout_no == -1) {
 337                 device_printf(self, "Could not find data bulk out\n");
 338                 goto bad;
 339         }
 340
 341         ucom->sc_parent = sc;
 342         ucom->sc_portno = UCOM_UNK_PORTNO;
 343         /* bulkin, bulkout set above */
 344         ucom->sc_ibufsize = UVISORIBUFSIZE;
 345         ucom->sc_obufsize = UVISOROBUFSIZE;
 346         ucom->sc_ibufsizepad = UVISORIBUFSIZE;
 347         ucom->sc_opkthdrlen = 0;
 348         ucom->sc_callback = &uvisor_callback;
 349
 350 #if 0
 351         if (uaa->vendor == USB_VENDOR_SONY &&
 352             uaa->product == USB_PRODUCT_SONY_CLIE_35)
 353                 err = clie_3_5_init(sc);
 354         else
 355 #endif
 356                 err = uvisor_init(sc);
 357
 358         if (err) {
 359                 device_printf(ucom->sc_dev, "init failed, %s\n",
 360                     usbd_errstr(err));
 361                 goto bad;
 362         }
 363
 364         usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, ucom->sc_udev,
 365           ucom->sc_dev);
 366
 367         DPRINTF(("uvisor: in=0x%x out=0x%x\n", ucom->sc_bulkin_no, ucom->sc_bulkout_no));
 368         ucom_attach(&sc->sc_ucom);
 369
 370         return 0;
 371
 372 bad:
 373         DPRINTF(("uvisor_attach: ATTACH ERROR\n"));
 374         ucom->sc_dying = 1;
 375         return ENXIO;
 376 }
 377
 378 #if 0
 379
 380 int
 381 uvisor_activate(device_t self, enum devact act)
 382 {
 383         struct uvisor_softc *sc = (struct uvisor_softc *)self;
 384         int rv = 0;
 385
 386         switch (act) {
 387         case DVACT_ACTIVATE:
 388                 return (EOPNOTSUPP);
 389                 break;
 390
 391         case DVACT_DEACTIVATE:
 392                 if (sc->sc_subdev != NULL)
 393                         rv = config_deactivate(sc->sc_subdev);
 394                 sc->sc_dying = 1;
 395                 break;
 396         }
 397         return (rv);
 398 }
 399
 400 #endif
 401
 402 static int
 403 uvisor_detach(device_t self)
 404 {
 405         struct uvisor_softc *sc = device_get_softc(self);
 406         int rv = 0;
 407
 408         DPRINTF(("uvisor_detach: sc=%p\n", sc));
 409         sc->sc_ucom.sc_dying = 1;
 410         rv = ucom_detach(&sc->sc_ucom);
 411
 412         usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_ucom.sc_udev,
 413           sc->sc_ucom.sc_dev);
 414
 415         return (rv);
 416 }
 417
 418 usbd_status
 419 uvisor_init(struct uvisor_softc *sc)
 420 {
 421         usbd_status err;
 422         usb_device_request_t req;
 423         struct uvisor_connection_info coninfo;
 424         struct uvisor_palm_connection_info pconinfo;
 425         int actlen;
 426         uWord avail;
 427         char buffer[256];
 428
 429         if (sc->sc_flags & VISOR) {
 430           DPRINTF(("uvisor_init: getting connection info\n"));
 431           req.bmRequestType = UT_READ_VENDOR_ENDPOINT;
 432           req.bRequest = UVISOR_GET_CONNECTION_INFORMATION;
 433           USETW(req.wValue, 0);
 434           USETW(req.wIndex, 0);
 435           USETW(req.wLength, UVISOR_CONNECTION_INFO_SIZE);
 436           err = usbd_do_request_flags(sc->sc_ucom.sc_udev, &req, &coninfo,
 437                                       USBD_SHORT_XFER_OK, &actlen,
 438                                       USBD_DEFAULT_TIMEOUT);
 439           if (err)
 440             return (err);
 441         }
 442 #ifdef USB_DEBUG
 443         {
 444                 int i, np;
 445                 char *string;
 446
 447                 np = UGETW(coninfo.num_ports);
 448                 device_printf(sc->sc_ucom.sc_dev, "Number of ports: %d\n", np);
 449                 for (i = 0; i < np; ++i) {
 450                         switch (coninfo.connections[i].port_function_id) {
 451                         case UVISOR_FUNCTION_GENERIC:
 452                                 string = "Generic";
 453                                 break;
 454                         case UVISOR_FUNCTION_DEBUGGER:
 455                                 string = "Debugger";
 456                                 break;
 457                         case UVISOR_FUNCTION_HOTSYNC:
 458                                 string = "HotSync";
 459                                 break;
 460                         case UVISOR_FUNCTION_REMOTE_FILE_SYS:
 461                                 string = "Remote File System";
 462                                 break;
 463                         default:
 464                                 string = "unknown";
 465                                 break;
 466                         }
 467                         device_printf(sc->sc_ucom.sc_dev,
 468                             "port %d, is for %s\n",
 469                             coninfo.connections[i].port, string);
 470                 }
 471         }
 472 #endif
 473
 474         if (sc->sc_flags & PALM4) {
 475                 int port;
 476                 /* Palm OS 4.0 Hack */
 477                 req.bmRequestType = UT_READ_VENDOR_ENDPOINT;
 478                 req.bRequest = UVISOR_GET_PALM_INFORMATION;
 479                 USETW(req.wValue, 0);
 480                 USETW(req.wIndex, 0);
 481                 USETW(req.wLength, UVISOR_GET_PALM_INFORMATION_LEN);
 482                 err = usbd_do_request_flags(sc->sc_ucom.sc_udev, &req, &pconinfo,
 483                                             USBD_SHORT_XFER_OK, &actlen,
 484                                             USBD_DEFAULT_TIMEOUT);
 485                 if (err)
 486                         return (err);
 487
 488                 if (pconinfo.endpoint_numbers_different) {
 489                         port = pconinfo.connections[0].end_point_info;
 490                         sc->sc_ucom.sc_bulkin_no = (port >> 4) | UE_DIR_IN;
 491                         sc->sc_ucom.sc_bulkout_no = (port & 0xf) | UE_DIR_OUT;
 492                 } else {
 493                         port = pconinfo.connections[0].port;
 494                         sc->sc_ucom.sc_bulkin_no = port | UE_DIR_IN;
 495                         sc->sc_ucom.sc_bulkout_no = port | UE_DIR_OUT;
 496                 }
 497 #if 0
 498                 req.bmRequestType = UT_READ_VENDOR_ENDPOINT;
 499                 req.bRequest = UVISOR_GET_PALM_INFORMATION;
 500                 USETW(req.wValue, 0);
 501                 USETW(req.wIndex, 0);
 502                 USETW(req.wLength, UVISOR_GET_PALM_INFORMATION_LEN);
 503                 err = usbd_do_request(sc->sc_ucom.sc_udev, &req, buffer);
 504                 if (err)
 505                         return (err);
 506 #endif
 507         }
 508
 509         if (sc->sc_flags & PALM35) {
 510           /* get the config number */
 511           DPRINTF(("clie_3_5_init: getting config info\n"));
 512           req.bmRequestType = UT_READ;
 513           req.bRequest = UR_GET_CONFIG;
 514           USETW(req.wValue, 0);
 515           USETW(req.wIndex, 0);
 516           USETW(req.wLength, 1);
 517           err = usbd_do_request(sc->sc_ucom.sc_udev, &req, buffer);
 518           if (err)
 519             return (err);
 520
 521           /* get the interface number */
 522           DPRINTF(("clie_3_5_init: get the interface number\n"));
 523           req.bmRequestType = UT_READ_DEVICE;
 524           req.bRequest = UR_GET_INTERFACE;
 525           USETW(req.wValue, 0);
 526           USETW(req.wIndex, 0);
 527           USETW(req.wLength, 1);
 528           err = usbd_do_request(sc->sc_ucom.sc_udev, &req, buffer);
 529           if (err)
 530             return (err);
 531         }
 532
 533         DPRINTF(("uvisor_init: getting available bytes\n"));
 534         req.bmRequestType = UT_READ_VENDOR_ENDPOINT;
 535         req.bRequest = UVISOR_REQUEST_BYTES_AVAILABLE;
 536         USETW(req.wValue, 0);
 537         USETW(req.wIndex, 5);
 538         USETW(req.wLength, sizeof avail);
 539         err = usbd_do_request(sc->sc_ucom.sc_udev, &req, &avail);
 540         if (err)
 541                 return (err);
 542         DPRINTF(("uvisor_init: avail=%d\n", UGETW(avail)));
 543
 544         DPRINTF(("uvisor_init: done\n"));
 545         return (err);
 546 }
 547
 548 #if 0
 549 usbd_status
 550 clie_3_5_init(struct uvisor_softc *sc)
 551 {
 552         usbd_status err;
 553         usb_device_request_t req;
 554         char buffer[256];
 555
 556         /*
 557          * Note that PEG-300 series devices expect the following two calls.
 558          */
 559
 560         /* get the config number */
 561         DPRINTF(("clie_3_5_init: getting config info\n"));
 562         req.bmRequestType = UT_READ;
 563         req.bRequest = UR_GET_CONFIG;
 564         USETW(req.wValue, 0);
 565         USETW(req.wIndex, 0);
 566         USETW(req.wLength, 1);
 567         err = usbd_do_request(sc->sc_ucom.sc_udev, &req, buffer);
 568         if (err)
 569                 return (err);
 570
 571         /* get the interface number */
 572         DPRINTF(("clie_3_5_init: get the interface number\n"));
 573         req.bmRequestType = UT_READ_DEVICE;
 574         req.bRequest = UR_GET_INTERFACE;
 575         USETW(req.wValue, 0);
 576         USETW(req.wIndex, 0);
 577         USETW(req.wLength, 1);
 578         err = usbd_do_request(sc->sc_ucom.sc_udev, &req, buffer);
 579         if (err)
 580                 return (err);
 581
 582 #ifdef USB_DEBUG
 583         {
 584                 struct uvisor_connection_info coninfo;
 585                 int i, np;
 586                 char *string;
 587
 588                 np = UGETW(coninfo.num_ports);
 589                 DPRINTF(("%s: Number of ports: %d\n", device_get_nameunit(sc->sc_ucom.sc_dev), np));
 590                 for (i = 0; i < np; ++i) {
 591                         switch (coninfo.connections[i].port_function_id) {
 592                         case UVISOR_FUNCTION_GENERIC:
 593                                 string = "Generic";
 594                                 break;
 595                         case UVISOR_FUNCTION_DEBUGGER:
 596                                 string = "Debugger";
 597                                 break;
 598                         case UVISOR_FUNCTION_HOTSYNC:
 599                                 string = "HotSync";
 600                                 break;
 601                         case UVISOR_FUNCTION_REMOTE_FILE_SYS:
 602                                 string = "Remote File System";
 603                                 break;
 604                         default:
 605                                 string = "unknown";
 606                                 break;
 607                         }
 608                         DPRINTF(("%s: port %d, is for %s\n",
 609                             device_get_nameunit(sc->sc_ucom.sc_dev), coninfo.connections[i].port,
 610                             string));
 611                 }
 612         }
 613 #endif
 614
 615         DPRINTF(("clie_3_5_init: done\n"));
 616         return (err);
 617 }
 618 #endif
 619
 620 void
 621 uvisor_close(void *addr, int portno)
 622 {
 623         struct uvisor_softc *sc = addr;
 624         usb_device_request_t req;
 625         struct uvisor_connection_info coninfo; /* XXX ? */
 626         int actlen;
 627
 628         if (sc->sc_ucom.sc_dying)
 629                 return;
 630
 631         req.bmRequestType = UT_READ_VENDOR_ENDPOINT; /* XXX read? */
 632         req.bRequest = UVISOR_CLOSE_NOTIFICATION;
 633         USETW(req.wValue, 0);
 634         USETW(req.wIndex, 0);
 635         USETW(req.wLength, UVISOR_CONNECTION_INFO_SIZE);
 636         (void)usbd_do_request_flags(sc->sc_ucom.sc_udev, &req, &coninfo,
 637                                     USBD_SHORT_XFER_OK, &actlen,
 638                                     USBD_DEFAULT_TIMEOUT);
 639 }