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 #if defined(__NetBSD__) || defined(__OpenBSD__)
  62 #include <sys/device.h>
  63 #elif defined(__FreeBSD__)
  64 #include <sys/module.h>
  65 #include <sys/bus.h>
  66 #endif
  67 #include <sys/conf.h>
  68 #include <sys/tty.h>
  69 #include <sys/sysctl.h>
  70
  71 #include <dev/usb/usb.h>
  72 #include <dev/usb/usbhid.h>
  73
  74 #include <dev/usb/usbdi.h>
  75 #include <dev/usb/usbdi_util.h>
  76 #include "usbdevs.h"
  77
  78 #include <dev/usb/ucomvar.h>
  79
  80 #ifdef USB_DEBUG
  81 #define DPRINTF(x)      if (uvisordebug) printf x
  82 #define DPRINTFN(n,x)   if (uvisordebug>(n)) printf x
  83 int uvisordebug = 0;
  84 SYSCTL_NODE(_hw_usb, OID_AUTO, uvisor, CTLFLAG_RW, 0, "USB uvisor");
  85 SYSCTL_INT(_hw_usb_uvisor, OID_AUTO, debug, CTLFLAG_RW,
  86            &uvisordebug, 0, "uvisor debug level");
  87 #else
  88 #define DPRINTF(x)
  89 #define DPRINTFN(n,x)
  90 #endif
  91
  92 #define UVISOR_CONFIG_INDEX     0
  93 #define UVISOR_IFACE_INDEX      0
  94 #define UVISOR_MODVER           1
  95
  96 /* From the Linux driver */
  97 /*
  98  * UVISOR_REQUEST_BYTES_AVAILABLE asks the visor for the number of bytes that
  99  * are available to be transfered to the host for the specified endpoint.
 100  * Currently this is not used, and always returns 0x0001
 101  */
 102 #define UVISOR_REQUEST_BYTES_AVAILABLE          0x01
 103
 104 /*
 105  * UVISOR_CLOSE_NOTIFICATION is set to the device to notify it that the host
 106  * is now closing the pipe. An empty packet is sent in response.
 107  */
 108 #define UVISOR_CLOSE_NOTIFICATION               0x02
 109
 110 /*
 111  * UVISOR_GET_CONNECTION_INFORMATION is sent by the host during enumeration to
 112  * get the endpoints used by the connection.
 113  */
 114 #define UVISOR_GET_CONNECTION_INFORMATION       0x03
 115
 116
 117 /*
 118  * UVISOR_GET_CONNECTION_INFORMATION returns data in the following format
 119  */
 120 #define UVISOR_MAX_CONN 8
 121 struct uvisor_connection_info {
 122         uWord   num_ports;
 123         struct {
 124                 uByte   port_function_id;
 125                 uByte   port;
 126         } connections[UVISOR_MAX_CONN];
 127 };
 128 #define UVISOR_CONNECTION_INFO_SIZE 18
 129
 130 /* struct uvisor_connection_info.connection[x].port defines: */
 131 #define UVISOR_ENDPOINT_1               0x01
 132 #define UVISOR_ENDPOINT_2               0x02
 133
 134 /* struct uvisor_connection_info.connection[x].port_function_id defines: */
 135 #define UVISOR_FUNCTION_GENERIC         0x00
 136 #define UVISOR_FUNCTION_DEBUGGER        0x01
 137 #define UVISOR_FUNCTION_HOTSYNC         0x02
 138 #define UVISOR_FUNCTION_CONSOLE         0x03
 139 #define UVISOR_FUNCTION_REMOTE_FILE_SYS 0x04
 140
 141 /*
 142  * Unknown PalmOS stuff.
 143  */
 144 #define UVISOR_GET_PALM_INFORMATION             0x04
 145 #define UVISOR_GET_PALM_INFORMATION_LEN         0x44
 146
 147 struct uvisor_palm_connection_info {
 148         uByte   num_ports;
 149         uByte   endpoint_numbers_different;
 150         uWord   reserved1;
 151   struct {
 152                 uDWord  port_function_id;
 153                 uByte   port;
 154                 uByte   end_point_info;
 155                 uWord   reserved;
 156   } connections[UVISOR_MAX_CONN];
 157 };
 158
 159
 160 /*
 161  * Crank down UVISORBUFSIZE from 1024 to 64 to avoid a problem where
 162  * the Palm device and the USB host controller deadlock. The USB host
 163  * controller is expecting an early-end-of-transmission packet with 0
 164  * data, and the Palm doesn't send one because it's already
 165  * communicated the amount of data it's going to send in a header
 166  * (which ucom/uvisor are oblivious to). This is the problem that has
 167  * been known on the pilot-link lists as the "[Free]BSD USB problem",
 168  * but not understood.
 169  */
 170 #define UVISORIBUFSIZE 64
 171 #define UVISOROBUFSIZE 1024
 172
 173 struct uvisor_softc {
 174         struct ucom_softc       sc_ucom;
 175         u_int16_t               sc_flags;
 176 };
 177
 178 static usbd_status uvisor_init(struct uvisor_softc *);
 179
 180 /*static usbd_status clie_3_5_init(struct uvisor_softc *);*/
 181
 182 static void uvisor_close(void *, int);
 183
 184 struct ucom_callback uvisor_callback = {
 185         NULL,
 186         NULL,
 187         NULL,
 188         NULL,
 189         NULL,
 190         uvisor_close,
 191         NULL,
 192         NULL,
 193 };
 194
 195 static device_probe_t uvisor_match;
 196 static device_attach_t uvisor_attach;
 197 static device_detach_t uvisor_detach;
 198 static device_method_t uvisor_methods[] = {
 199        /* Device interface */
 200        DEVMETHOD(device_probe, uvisor_match),
 201        DEVMETHOD(device_attach, uvisor_attach),
 202        DEVMETHOD(device_detach, uvisor_detach),
 203        { 0, 0 }
 204  };
 205
 206
 207 static driver_t uvisor_driver = {
 208        "ucom",
 209        uvisor_methods,
 210        sizeof (struct uvisor_softc)
 211 };
 212
 213 DRIVER_MODULE(uvisor, uhub, uvisor_driver, ucom_devclass, usbd_driver_load, 0);
 214 MODULE_DEPEND(uvisor, usb, 1, 1, 1);
 215 MODULE_DEPEND(uvisor, ucom, UCOM_MINVER, UCOM_PREFVER, UCOM_MAXVER);
 216 MODULE_VERSION(uvisor, UVISOR_MODVER);
 217
 218 struct uvisor_type {
 219         struct usb_devno        uv_dev;
 220         u_int16_t               uv_flags;
 221 #define PALM4   0x0001
 222 #define VISOR   0x0002
 223 #define PALM35  0x0004
 224 };
 225 static const struct uvisor_type uvisor_devs[] = {
 226         {{ USB_VENDOR_ACEECA, USB_PRODUCT_ACEECA_MEZ1000 }, PALM4 },
 227         {{ USB_VENDOR_HANDSPRING, USB_PRODUCT_HANDSPRING_VISOR }, VISOR },
 228         {{ USB_VENDOR_HANDSPRING, USB_PRODUCT_HANDSPRING_TREO }, PALM4 },
 229         {{ USB_VENDOR_HANDSPRING, USB_PRODUCT_HANDSPRING_TREO600 }, PALM4 },
 230         {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M500 }, PALM4 },
 231         {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M505 }, PALM4 },
 232         {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M515 }, PALM4 },
 233         {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_I705 }, PALM4 },
 234         {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M125 }, PALM4 },
 235         {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M130 }, PALM4 },
 236         {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_TUNGSTEN_Z }, PALM4 },
 237         {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_TUNGSTEN_T }, PALM4 },
 238         {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_ZIRE }, PALM4 },
 239         {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_ZIRE31 }, PALM4 },
 240         {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_40 }, 0 },
 241         {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_41 }, PALM4 },
 242         {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_S360 }, PALM4 },
 243         {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_NX60 }, PALM4 },
 244         {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_35 }, PALM35 },
 245 /*      {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_25 }, PALM4 },*/
 246         {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_TJ37 }, PALM4 },
 247 };
 248 #define uvisor_lookup(v, p) ((const struct uvisor_type *)usb_lookup(uvisor_devs, v, p))
 249
 250
 251 USB_MATCH(uvisor)
 252 {
 253         USB_MATCH_START(uvisor, uaa);
 254
 255         if (uaa->iface != NULL)
 256                 return (UMATCH_NONE);
 257
 258         DPRINTFN(20,("uvisor: vendor=0x%x, product=0x%x\n",
 259                      uaa->vendor, uaa->product));
 260
 261         return (uvisor_lookup(uaa->vendor, uaa->product) != NULL ?
 262                 UMATCH_VENDOR_PRODUCT : UMATCH_NONE);
 263 }
 264
 265 USB_ATTACH(uvisor)
 266 {
 267         USB_ATTACH_START(uvisor, sc, uaa);
 268         usbd_device_handle dev = uaa->device;
 269         usbd_interface_handle iface;
 270         usb_interface_descriptor_t *id;
 271         usb_endpoint_descriptor_t *ed;
 272         char *devinfo;
 273         const char *devname;
 274         int i;
 275         usbd_status err;
 276         struct ucom_softc *ucom;
 277
 278         devinfo = malloc(1024, M_USBDEV, M_WAITOK);
 279         ucom = &sc->sc_ucom;
 280
 281         bzero(sc, sizeof (struct uvisor_softc));
 282         usbd_devinfo(dev, 0, devinfo);
 283
 284         ucom->sc_dev = self;
 285         device_set_desc_copy(self, devinfo);
 286
 287         ucom->sc_udev = dev;
 288         ucom->sc_iface = uaa->iface;
 289
 290         devname = device_get_nameunit(ucom->sc_dev);
 291         printf("%s: %s\n", devname, devinfo);
 292
 293         DPRINTFN(10,("\nuvisor_attach: sc=%p\n", sc));
 294
 295         /* Move the device into the configured state. */
 296         err = usbd_set_config_index(dev, UVISOR_CONFIG_INDEX, 1);
 297         if (err) {
 298                 printf("\n%s: failed to set configuration, err=%s\n",
 299                        devname, usbd_errstr(err));
 300                 goto bad;
 301         }
 302
 303         err = usbd_device2interface_handle(dev, UVISOR_IFACE_INDEX, &iface);
 304         if (err) {
 305                 printf("\n%s: failed to get interface, err=%s\n",
 306                        devname, usbd_errstr(err));
 307                 goto bad;
 308         }
 309
 310         printf("%s: %s\n", devname, devinfo);
 311
 312         sc->sc_flags = uvisor_lookup(uaa->vendor, uaa->product)->uv_flags;
 313
 314         id = usbd_get_interface_descriptor(iface);
 315
 316         ucom->sc_udev = dev;
 317         ucom->sc_iface = iface;
 318
 319         ucom->sc_bulkin_no = ucom->sc_bulkout_no = -1;
 320         for (i = 0; i < id->bNumEndpoints; i++) {
 321                 int addr, dir, attr;
 322                 ed = usbd_interface2endpoint_descriptor(iface, i);
 323                 if (ed == NULL) {
 324                         printf("%s: could not read endpoint descriptor"
 325                                ": %s\n", devname, usbd_errstr(err));
 326                         goto bad;
 327                 }
 328
 329                 addr = ed->bEndpointAddress;
 330                 dir = UE_GET_DIR(ed->bEndpointAddress);
 331                 attr = ed->bmAttributes & UE_XFERTYPE;
 332                 if (dir == UE_DIR_IN && attr == UE_BULK)
 333                         ucom->sc_bulkin_no = addr;
 334                 else if (dir == UE_DIR_OUT && attr == UE_BULK)
 335                         ucom->sc_bulkout_no = addr;
 336                 else {
 337                         printf("%s: unexpected endpoint\n", devname);
 338                         goto bad;
 339                 }
 340         }
 341         if (ucom->sc_bulkin_no == -1) {
 342                 printf("%s: Could not find data bulk in\n",
 343                        device_get_nameunit(ucom->sc_dev));
 344                 goto bad;
 345         }
 346         if (ucom->sc_bulkout_no == -1) {
 347                 printf("%s: Could not find data bulk out\n",
 348                        device_get_nameunit(ucom->sc_dev));
 349                 goto bad;
 350         }
 351
 352         ucom->sc_parent = sc;
 353         ucom->sc_portno = UCOM_UNK_PORTNO;
 354         /* bulkin, bulkout set above */
 355         ucom->sc_ibufsize = UVISORIBUFSIZE;
 356         ucom->sc_obufsize = UVISOROBUFSIZE;
 357         ucom->sc_ibufsizepad = UVISORIBUFSIZE;
 358         ucom->sc_opkthdrlen = 0;
 359         ucom->sc_callback = &uvisor_callback;
 360
 361 #if 0
 362         if (uaa->vendor == USB_VENDOR_SONY &&
 363             uaa->product == USB_PRODUCT_SONY_CLIE_35)
 364                 err = clie_3_5_init(sc);
 365         else
 366 #endif
 367                 err = uvisor_init(sc);
 368
 369         if (err) {
 370                 printf("%s: init failed, %s\n", device_get_nameunit(ucom->sc_dev),
 371                        usbd_errstr(err));
 372                 goto bad;
 373         }
 374
 375         usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, ucom->sc_udev,
 376                            USBDEV(ucom->sc_dev));
 377
 378         DPRINTF(("uvisor: in=0x%x out=0x%x\n", ucom->sc_bulkin_no, ucom->sc_bulkout_no));
 379         ucom_attach(&sc->sc_ucom);
 380
 381         USB_ATTACH_SUCCESS_RETURN;
 382
 383 bad:
 384         DPRINTF(("uvisor_attach: ATTACH ERROR\n"));
 385         ucom->sc_dying = 1;
 386         USB_ATTACH_ERROR_RETURN;
 387 }
 388
 389 #if 0
 390
 391 int
 392 uvisor_activate(device_t self, enum devact act)
 393 {
 394         struct uvisor_softc *sc = (struct uvisor_softc *)self;
 395         int rv = 0;
 396
 397         switch (act) {
 398         case DVACT_ACTIVATE:
 399                 return (EOPNOTSUPP);
 400                 break;
 401
 402         case DVACT_DEACTIVATE:
 403                 if (sc->sc_subdev != NULL)
 404                         rv = config_deactivate(sc->sc_subdev);
 405                 sc->sc_dying = 1;
 406                 break;
 407         }
 408         return (rv);
 409 }
 410
 411 #endif
 412
 413 USB_DETACH(uvisor)
 414 {
 415         USB_DETACH_START(uvisor, sc);
 416         int rv = 0;
 417
 418         DPRINTF(("uvisor_detach: sc=%p\n", sc));
 419         sc->sc_ucom.sc_dying = 1;
 420         rv = ucom_detach(&sc->sc_ucom);
 421
 422         usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_ucom.sc_udev,
 423                            USBDEV(sc->sc_ucom.sc_dev));
 424
 425         return (rv);
 426 }
 427
 428 usbd_status
 429 uvisor_init(struct uvisor_softc *sc)
 430 {
 431         usbd_status err;
 432         usb_device_request_t req;
 433         struct uvisor_connection_info coninfo;
 434         struct uvisor_palm_connection_info pconinfo;
 435         int actlen;
 436         uWord avail;
 437         char buffer[256];
 438
 439         if (sc->sc_flags & VISOR) {
 440           DPRINTF(("uvisor_init: getting connection info\n"));
 441           req.bmRequestType = UT_READ_VENDOR_ENDPOINT;
 442           req.bRequest = UVISOR_GET_CONNECTION_INFORMATION;
 443           USETW(req.wValue, 0);
 444           USETW(req.wIndex, 0);
 445           USETW(req.wLength, UVISOR_CONNECTION_INFO_SIZE);
 446           err = usbd_do_request_flags(sc->sc_ucom.sc_udev, &req, &coninfo,
 447                                       USBD_SHORT_XFER_OK, &actlen,
 448                                       USBD_DEFAULT_TIMEOUT);
 449           if (err)
 450             return (err);
 451         }
 452 #ifdef USB_DEBUG
 453         {
 454                 int i, np;
 455                 char *string;
 456
 457                 np = UGETW(coninfo.num_ports);
 458                 printf("%s: Number of ports: %d\n", device_get_nameunit(sc->sc_ucom.sc_dev), np);
 459                 for (i = 0; i < np; ++i) {
 460                         switch (coninfo.connections[i].port_function_id) {
 461                         case UVISOR_FUNCTION_GENERIC:
 462                                 string = "Generic";
 463                                 break;
 464                         case UVISOR_FUNCTION_DEBUGGER:
 465                                 string = "Debugger";
 466                                 break;
 467                         case UVISOR_FUNCTION_HOTSYNC:
 468                                 string = "HotSync";
 469                                 break;
 470                         case UVISOR_FUNCTION_REMOTE_FILE_SYS:
 471                                 string = "Remote File System";
 472                                 break;
 473                         default:
 474                                 string = "unknown";
 475                                 break;
 476                         }
 477                         printf("%s: port %d, is for %s\n",
 478                             device_get_nameunit(sc->sc_ucom.sc_dev), coninfo.connections[i].port,
 479                             string);
 480                 }
 481         }
 482 #endif
 483
 484         if (sc->sc_flags & PALM4) {
 485                 int port;
 486                 /* Palm OS 4.0 Hack */
 487                 req.bmRequestType = UT_READ_VENDOR_ENDPOINT;
 488                 req.bRequest = UVISOR_GET_PALM_INFORMATION;
 489                 USETW(req.wValue, 0);
 490                 USETW(req.wIndex, 0);
 491                 USETW(req.wLength, UVISOR_GET_PALM_INFORMATION_LEN);
 492                 err = usbd_do_request_flags(sc->sc_ucom.sc_udev, &req, &pconinfo,
 493                                             USBD_SHORT_XFER_OK, &actlen,
 494                                             USBD_DEFAULT_TIMEOUT);
 495                 if (err)
 496                         return (err);
 497
 498                 if (pconinfo.endpoint_numbers_different) {
 499                         port = pconinfo.connections[0].end_point_info;
 500                         sc->sc_ucom.sc_bulkin_no = (port >> 4) | UE_DIR_IN;
 501                         sc->sc_ucom.sc_bulkout_no = (port & 0xf) | UE_DIR_OUT;
 502                 } else {
 503                         port = pconinfo.connections[0].port;
 504                         sc->sc_ucom.sc_bulkin_no = port | UE_DIR_IN;
 505                         sc->sc_ucom.sc_bulkout_no = port | UE_DIR_OUT;
 506                 }
 507 #if 0
 508                 req.bmRequestType = UT_READ_VENDOR_ENDPOINT;
 509                 req.bRequest = UVISOR_GET_PALM_INFORMATION;
 510                 USETW(req.wValue, 0);
 511                 USETW(req.wIndex, 0);
 512                 USETW(req.wLength, UVISOR_GET_PALM_INFORMATION_LEN);
 513                 err = usbd_do_request(sc->sc_ucom.sc_udev, &req, buffer);
 514                 if (err)
 515                         return (err);
 516 #endif
 517         }
 518
 519         if (sc->sc_flags & PALM35) {
 520           /* get the config number */
 521           DPRINTF(("clie_3_5_init: getting config info\n"));
 522           req.bmRequestType = UT_READ;
 523           req.bRequest = UR_GET_CONFIG;
 524           USETW(req.wValue, 0);
 525           USETW(req.wIndex, 0);
 526           USETW(req.wLength, 1);
 527           err = usbd_do_request(sc->sc_ucom.sc_udev, &req, buffer);
 528           if (err)
 529             return (err);
 530
 531           /* get the interface number */
 532           DPRINTF(("clie_3_5_init: get the interface number\n"));
 533           req.bmRequestType = UT_READ_DEVICE;
 534           req.bRequest = UR_GET_INTERFACE;
 535           USETW(req.wValue, 0);
 536           USETW(req.wIndex, 0);
 537           USETW(req.wLength, 1);
 538           err = usbd_do_request(sc->sc_ucom.sc_udev, &req, buffer);
 539           if (err)
 540             return (err);
 541         }
 542
 543         DPRINTF(("uvisor_init: getting available bytes\n"));
 544         req.bmRequestType = UT_READ_VENDOR_ENDPOINT;
 545         req.bRequest = UVISOR_REQUEST_BYTES_AVAILABLE;
 546         USETW(req.wValue, 0);
 547         USETW(req.wIndex, 5);
 548         USETW(req.wLength, sizeof avail);
 549         err = usbd_do_request(sc->sc_ucom.sc_udev, &req, &avail);
 550         if (err)
 551                 return (err);
 552         DPRINTF(("uvisor_init: avail=%d\n", UGETW(avail)));
 553
 554         DPRINTF(("uvisor_init: done\n"));
 555         return (err);
 556 }
 557
 558 #if 0
 559 usbd_status
 560 clie_3_5_init(struct uvisor_softc *sc)
 561 {
 562         usbd_status err;
 563         usb_device_request_t req;
 564         char buffer[256];
 565
 566         /*
 567          * Note that PEG-300 series devices expect the following two calls.
 568          */
 569
 570         /* get the config number */
 571         DPRINTF(("clie_3_5_init: getting config info\n"));
 572         req.bmRequestType = UT_READ;
 573         req.bRequest = UR_GET_CONFIG;
 574         USETW(req.wValue, 0);
 575         USETW(req.wIndex, 0);
 576         USETW(req.wLength, 1);
 577         err = usbd_do_request(sc->sc_ucom.sc_udev, &req, buffer);
 578         if (err)
 579                 return (err);
 580
 581         /* get the interface number */
 582         DPRINTF(("clie_3_5_init: get the interface number\n"));
 583         req.bmRequestType = UT_READ_DEVICE;
 584         req.bRequest = UR_GET_INTERFACE;
 585         USETW(req.wValue, 0);
 586         USETW(req.wIndex, 0);
 587         USETW(req.wLength, 1);
 588         err = usbd_do_request(sc->sc_ucom.sc_udev, &req, buffer);
 589         if (err)
 590                 return (err);
 591
 592 #ifdef USB_DEBUG
 593         {
 594                 struct uvisor_connection_info coninfo;
 595                 int i, np;
 596                 char *string;
 597
 598                 np = UGETW(coninfo.num_ports);
 599                 DPRINTF(("%s: Number of ports: %d\n", device_get_nameunit(sc->sc_ucom.sc_dev), np));
 600                 for (i = 0; i < np; ++i) {
 601                         switch (coninfo.connections[i].port_function_id) {
 602                         case UVISOR_FUNCTION_GENERIC:
 603                                 string = "Generic";
 604                                 break;
 605                         case UVISOR_FUNCTION_DEBUGGER:
 606                                 string = "Debugger";
 607                                 break;
 608                         case UVISOR_FUNCTION_HOTSYNC:
 609                                 string = "HotSync";
 610                                 break;
 611                         case UVISOR_FUNCTION_REMOTE_FILE_SYS:
 612                                 string = "Remote File System";
 613                                 break;
 614                         default:
 615                                 string = "unknown";
 616                                 break;
 617                         }
 618                         DPRINTF(("%s: port %d, is for %s\n",
 619                             device_get_nameunit(sc->sc_ucom.sc_dev), coninfo.connections[i].port,
 620                             string));
 621                 }
 622         }
 623 #endif
 624
 625         DPRINTF(("clie_3_5_init: done\n"));
 626         return (err);
 627 }
 628 #endif
 629
 630 void
 631 uvisor_close(void *addr, int portno)
 632 {
 633         struct uvisor_softc *sc = addr;
 634         usb_device_request_t req;
 635         struct uvisor_connection_info coninfo; /* XXX ? */
 636         int actlen;
 637
 638         if (sc->sc_ucom.sc_dying)
 639                 return;
 640
 641         req.bmRequestType = UT_READ_VENDOR_ENDPOINT; /* XXX read? */
 642         req.bRequest = UVISOR_CLOSE_NOTIFICATION;
 643         USETW(req.wValue, 0);
 644         USETW(req.wIndex, 0);
 645         USETW(req.wLength, UVISOR_CONNECTION_INFO_SIZE);
 646         (void)usbd_do_request_flags(sc->sc_ucom.sc_udev, &req, &coninfo,
 647                                     USBD_SHORT_XFER_OK, &actlen,
 648                                     USBD_DEFAULT_TIMEOUT);
 649 }