Annotation of sys/dev/usb/uvisor.c, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: uvisor.c,v 1.35 2007/06/14 10:11:16 mbalmer Exp $ */
! 2: /* $NetBSD: uvisor.c,v 1.21 2003/08/03 21:59:26 nathanw Exp $ */
! 3:
! 4: /*
! 5: * Copyright (c) 2000 The NetBSD Foundation, Inc.
! 6: * All rights reserved.
! 7: *
! 8: * This code is derived from software contributed to The NetBSD Foundation
! 9: * by Lennart Augustsson (lennart@augustsson.net) at
! 10: * Carlstedt Research & Technology.
! 11: *
! 12: * Redistribution and use in source and binary forms, with or without
! 13: * modification, are permitted provided that the following conditions
! 14: * are met:
! 15: * 1. Redistributions of source code must retain the above copyright
! 16: * notice, this list of conditions and the following disclaimer.
! 17: * 2. Redistributions in binary form must reproduce the above copyright
! 18: * notice, this list of conditions and the following disclaimer in the
! 19: * documentation and/or other materials provided with the distribution.
! 20: * 3. All advertising materials mentioning features or use of this software
! 21: * must display the following acknowledgement:
! 22: * This product includes software developed by the NetBSD
! 23: * Foundation, Inc. and its contributors.
! 24: * 4. Neither the name of The NetBSD Foundation nor the names of its
! 25: * contributors may be used to endorse or promote products derived
! 26: * from this software without specific prior written permission.
! 27: *
! 28: * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
! 29: * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
! 30: * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
! 31: * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
! 32: * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
! 33: * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
! 34: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
! 35: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
! 36: * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
! 37: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
! 38: * POSSIBILITY OF SUCH DAMAGE.
! 39: */
! 40:
! 41: /*
! 42: * Handspring Visor (Palmpilot compatible PDA) driver
! 43: */
! 44:
! 45: #include <sys/param.h>
! 46: #include <sys/systm.h>
! 47: #include <sys/kernel.h>
! 48: #include <sys/device.h>
! 49: #include <sys/conf.h>
! 50: #include <sys/tty.h>
! 51:
! 52: #include <dev/usb/usb.h>
! 53: #include <dev/usb/usbhid.h>
! 54:
! 55: #include <dev/usb/usbdi.h>
! 56: #include <dev/usb/usbdi_util.h>
! 57: #include <dev/usb/usbdevs.h>
! 58:
! 59: #include <dev/usb/ucomvar.h>
! 60:
! 61: #ifdef UVISOR_DEBUG
! 62: #define DPRINTF(x) if (uvisordebug) printf x
! 63: #define DPRINTFN(n,x) if (uvisordebug>(n)) printf x
! 64: int uvisordebug = 0;
! 65: #else
! 66: #define DPRINTF(x)
! 67: #define DPRINTFN(n,x)
! 68: #endif
! 69:
! 70: #define UVISOR_CONFIG_INDEX 0
! 71: #define UVISOR_IFACE_INDEX 0
! 72:
! 73: /* From the Linux driver */
! 74: /*
! 75: * UVISOR_REQUEST_BYTES_AVAILABLE asks the visor for the number of bytes that
! 76: * are available to be transfered to the host for the specified endpoint.
! 77: * Currently this is not used, and always returns 0x0001
! 78: */
! 79: #define UVISOR_REQUEST_BYTES_AVAILABLE 0x01
! 80:
! 81: /*
! 82: * UVISOR_CLOSE_NOTIFICATION is set to the device to notify it that the host
! 83: * is now closing the pipe. An empty packet is sent in response.
! 84: */
! 85: #define UVISOR_CLOSE_NOTIFICATION 0x02
! 86:
! 87: /*
! 88: * UVISOR_GET_CONNECTION_INFORMATION is sent by the host during enumeration to
! 89: * get the endpoints used by the connection.
! 90: */
! 91: #define UVISOR_GET_CONNECTION_INFORMATION 0x03
! 92:
! 93:
! 94: /*
! 95: * UVISOR_GET_CONNECTION_INFORMATION returns data in the following format
! 96: */
! 97: #define UVISOR_MAX_CONN 8
! 98: struct uvisor_connection_info {
! 99: uWord num_ports;
! 100: struct {
! 101: uByte port_function_id;
! 102: uByte port;
! 103: } connections[UVISOR_MAX_CONN];
! 104: };
! 105: #define UVISOR_CONNECTION_INFO_SIZE 18
! 106:
! 107: /* struct uvisor_connection_info.connection[x].port_function_id defines: */
! 108: #define UVISOR_FUNCTION_GENERIC 0x00
! 109: #define UVISOR_FUNCTION_DEBUGGER 0x01
! 110: #define UVISOR_FUNCTION_HOTSYNC 0x02
! 111: #define UVISOR_FUNCTION_CONSOLE 0x03
! 112: #define UVISOR_FUNCTION_REMOTE_FILE_SYS 0x04
! 113:
! 114: /*
! 115: * Unknown PalmOS stuff.
! 116: */
! 117: #define UVISOR_GET_PALM_INFORMATION 0x04
! 118: #define UVISOR_GET_PALM_INFORMATION_LEN 0x44
! 119:
! 120: struct uvisor_palm_connection_info {
! 121: uByte num_ports;
! 122: uByte endpoint_numbers_different;
! 123: uWord reserved1;
! 124: struct {
! 125: uDWord port_function_id;
! 126: uByte port;
! 127: uByte end_point_info;
! 128: uWord reserved;
! 129: } connections[UVISOR_MAX_CONN];
! 130: };
! 131:
! 132: #define UVISORIBUFSIZE 64
! 133: #define UVISOROBUFSIZE 1024
! 134:
! 135: struct uvisor_softc {
! 136: struct device sc_dev; /* base device */
! 137: usbd_device_handle sc_udev; /* device */
! 138: usbd_interface_handle sc_iface; /* interface */
! 139: /*
! 140: * added sc_vendor for later interrogation in failed initialisations
! 141: */
! 142: int sc_vendor; /* USB device vendor */
! 143:
! 144: struct device *sc_subdevs[UVISOR_MAX_CONN];
! 145: int sc_numcon;
! 146:
! 147: u_int16_t sc_flags;
! 148:
! 149: u_char sc_dying;
! 150: };
! 151:
! 152: usbd_status uvisor_init(struct uvisor_softc *,
! 153: struct uvisor_connection_info *,
! 154: struct uvisor_palm_connection_info *);
! 155:
! 156: void uvisor_close(void *, int);
! 157:
! 158:
! 159: struct ucom_methods uvisor_methods = {
! 160: NULL,
! 161: NULL,
! 162: NULL,
! 163: NULL,
! 164: NULL,
! 165: uvisor_close,
! 166: NULL,
! 167: NULL,
! 168: };
! 169:
! 170: struct uvisor_type {
! 171: struct usb_devno uv_dev;
! 172: u_int16_t uv_flags;
! 173: #define PALM4 0x0001
! 174: #define VISOR 0x0002
! 175: #define NOFRE 0x0004
! 176: #define CLIE4 (VISOR|NOFRE)
! 177: };
! 178: static const struct uvisor_type uvisor_devs[] = {
! 179: {{ USB_VENDOR_ACEECA, USB_PRODUCT_ACEECA_MEZ1000 }, PALM4 },
! 180: {{ USB_VENDOR_HANDSPRING, USB_PRODUCT_HANDSPRING_VISOR }, VISOR },
! 181: {{ USB_VENDOR_HANDSPRING, USB_PRODUCT_HANDSPRING_TREO }, PALM4 },
! 182: {{ USB_VENDOR_HANDSPRING, USB_PRODUCT_HANDSPRING_TREO600 }, VISOR },
! 183: {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M500 }, PALM4 },
! 184: {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M505 }, PALM4 },
! 185: {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M515 }, PALM4 },
! 186: {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_I705 }, PALM4 },
! 187: {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M125 }, PALM4 },
! 188: {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M130 }, PALM4 },
! 189: {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_TUNGSTEN_Z }, PALM4 },
! 190: {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_TUNGSTEN_T }, PALM4 },
! 191: {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_ZIRE }, PALM4 },
! 192: {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_ZIRE_31 }, PALM4 },
! 193: {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_40 }, PALM4 },
! 194: {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_41 }, PALM4 },
! 195: {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_S360 }, PALM4 },
! 196: {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_NX60 }, PALM4 },
! 197: {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_TJ25 }, PALM4 },
! 198: /* {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_25 }, PALM4 },*/
! 199: {{ USB_VENDOR_GARMIN, USB_PRODUCT_GARMIN_IQUE3600 }, PALM4 },
! 200: {{ USB_VENDOR_TAPWAVE, USB_PRODUCT_TAPWAVE_ZODIAC }, PALM4 },
! 201: };
! 202: #define uvisor_lookup(v, p) ((struct uvisor_type *)usb_lookup(uvisor_devs, v, p))
! 203:
! 204: int uvisor_match(struct device *, void *, void *);
! 205: void uvisor_attach(struct device *, struct device *, void *);
! 206: int uvisor_detach(struct device *, int);
! 207: int uvisor_activate(struct device *, enum devact);
! 208:
! 209: struct cfdriver uvisor_cd = {
! 210: NULL, "uvisor", DV_DULL
! 211: };
! 212:
! 213: const struct cfattach uvisor_ca = {
! 214: sizeof(struct uvisor_softc),
! 215: uvisor_match,
! 216: uvisor_attach,
! 217: uvisor_detach,
! 218: uvisor_activate,
! 219: };
! 220:
! 221: int
! 222: uvisor_match(struct device *parent, void *match, void *aux)
! 223: {
! 224: struct usb_attach_arg *uaa = aux;
! 225:
! 226: if (uaa->iface != NULL)
! 227: return (UMATCH_NONE);
! 228:
! 229: DPRINTFN(20,("uvisor: vendor=0x%x, product=0x%x\n",
! 230: uaa->vendor, uaa->product));
! 231:
! 232: return (uvisor_lookup(uaa->vendor, uaa->product) != NULL ?
! 233: UMATCH_VENDOR_PRODUCT : UMATCH_NONE);
! 234: }
! 235:
! 236: void
! 237: uvisor_attach(struct device *parent, struct device *self, void *aux)
! 238: {
! 239: struct uvisor_softc *sc = (struct uvisor_softc *)self;
! 240: struct usb_attach_arg *uaa = aux;
! 241: usbd_device_handle dev = uaa->device;
! 242: usbd_interface_handle iface;
! 243: usb_interface_descriptor_t *id;
! 244: struct uvisor_connection_info coninfo;
! 245: struct uvisor_palm_connection_info palmconinfo;
! 246: usb_endpoint_descriptor_t *ed;
! 247: char *devinfop;
! 248: char *devname = sc->sc_dev.dv_xname;
! 249: int i, j, hasin, hasout, port;
! 250: usbd_status err;
! 251: struct ucom_attach_args uca;
! 252:
! 253: DPRINTFN(10,("\nuvisor_attach: sc=%p\n", sc));
! 254:
! 255: /* Move the device into the configured state. */
! 256: err = usbd_set_config_index(dev, UVISOR_CONFIG_INDEX, 1);
! 257: if (err) {
! 258: printf("\n%s: failed to set configuration, err=%s\n",
! 259: devname, usbd_errstr(err));
! 260: goto bad;
! 261: }
! 262:
! 263: err = usbd_device2interface_handle(dev, UVISOR_IFACE_INDEX, &iface);
! 264: if (err) {
! 265: printf("\n%s: failed to get interface, err=%s\n",
! 266: devname, usbd_errstr(err));
! 267: goto bad;
! 268: }
! 269:
! 270: devinfop = usbd_devinfo_alloc(dev, 0);
! 271: printf("\n%s: %s\n", devname, devinfop);
! 272: usbd_devinfo_free(devinfop);
! 273:
! 274: sc->sc_flags = uvisor_lookup(uaa->vendor, uaa->product)->uv_flags;
! 275: sc->sc_vendor = uaa->vendor;
! 276:
! 277: if ((sc->sc_flags & (VISOR | PALM4)) == 0) {
! 278: printf("%s: device is neither visor nor palm\n",
! 279: sc->sc_dev.dv_xname);
! 280: goto bad;
! 281: }
! 282:
! 283: id = usbd_get_interface_descriptor(iface);
! 284:
! 285: sc->sc_udev = dev;
! 286: sc->sc_iface = iface;
! 287:
! 288: uca.ibufsize = UVISORIBUFSIZE;
! 289: uca.obufsize = UVISOROBUFSIZE;
! 290: uca.ibufsizepad = UVISORIBUFSIZE;
! 291: uca.opkthdrlen = 0;
! 292: uca.device = dev;
! 293: uca.iface = iface;
! 294: uca.methods = &uvisor_methods;
! 295: uca.arg = sc;
! 296:
! 297: err = uvisor_init(sc, &coninfo, &palmconinfo);
! 298: if (err) {
! 299: printf("%s: init failed, %s\n", sc->sc_dev.dv_xname,
! 300: usbd_errstr(err));
! 301: goto bad;
! 302: }
! 303:
! 304: usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev,
! 305: &sc->sc_dev);
! 306:
! 307: if (sc->sc_flags & VISOR) {
! 308: sc->sc_numcon = UGETW(coninfo.num_ports);
! 309: if (sc->sc_numcon > UVISOR_MAX_CONN)
! 310: sc->sc_numcon = UVISOR_MAX_CONN;
! 311:
! 312: /* Attach a ucom for each connection. */
! 313: for (i = 0; i < sc->sc_numcon; ++i) {
! 314: switch (coninfo.connections[i].port_function_id) {
! 315: case UVISOR_FUNCTION_GENERIC:
! 316: uca.info = "Generic";
! 317: break;
! 318: case UVISOR_FUNCTION_DEBUGGER:
! 319: uca.info = "Debugger";
! 320: break;
! 321: case UVISOR_FUNCTION_HOTSYNC:
! 322: uca.info = "HotSync";
! 323: break;
! 324: case UVISOR_FUNCTION_REMOTE_FILE_SYS:
! 325: uca.info = "Remote File System";
! 326: break;
! 327: default:
! 328: uca.info = "unknown";
! 329: break;
! 330: }
! 331: port = coninfo.connections[i].port;
! 332: uca.portno = port;
! 333: uca.bulkin = port | UE_DIR_IN;
! 334: uca.bulkout = port | UE_DIR_OUT;
! 335: /* Verify that endpoints exist. */
! 336: hasin = 0;
! 337: hasout = 0;
! 338: for (j = 0; j < id->bNumEndpoints; j++) {
! 339: ed = usbd_interface2endpoint_descriptor(iface, j);
! 340: if (ed == NULL)
! 341: break;
! 342: if (UE_GET_ADDR(ed->bEndpointAddress) == port &&
! 343: (ed->bmAttributes & UE_XFERTYPE) == UE_BULK) {
! 344: if (UE_GET_DIR(ed->bEndpointAddress)
! 345: == UE_DIR_IN)
! 346: hasin++;
! 347: else
! 348: hasout++;
! 349: }
! 350: }
! 351: if (hasin == 1 && hasout == 1)
! 352: sc->sc_subdevs[i] = config_found_sm(self, &uca,
! 353: ucomprint, ucomsubmatch);
! 354: else
! 355: printf("%s: no proper endpoints for port %d (%d,%d)\n",
! 356: sc->sc_dev.dv_xname, port, hasin, hasout);
! 357: }
! 358: } else {
! 359: sc->sc_numcon = palmconinfo.num_ports;
! 360: if (sc->sc_numcon > UVISOR_MAX_CONN)
! 361: sc->sc_numcon = UVISOR_MAX_CONN;
! 362:
! 363: /* Attach a ucom for each connection. */
! 364: for (i = 0; i < sc->sc_numcon; ++i) {
! 365: /*
! 366: * XXX this should copy out 4-char string from the
! 367: * XXX port_function_id, but where would the string go?
! 368: * XXX uca.info is a const char *, not an array.
! 369: */
! 370: uca.info = "sync";
! 371: uca.portno = i;
! 372: if (palmconinfo.endpoint_numbers_different) {
! 373: port = palmconinfo.connections[i].end_point_info;
! 374: uca.bulkin = (port >> 4) | UE_DIR_IN;
! 375: uca.bulkout = (port & 0xf) | UE_DIR_OUT;
! 376: } else {
! 377: port = palmconinfo.connections[i].port;
! 378: uca.bulkin = port | UE_DIR_IN;
! 379: uca.bulkout = port | UE_DIR_OUT;
! 380: }
! 381: sc->sc_subdevs[i] = config_found_sm(self, &uca,
! 382: ucomprint, ucomsubmatch);
! 383: }
! 384: }
! 385:
! 386: return;
! 387:
! 388: bad:
! 389: DPRINTF(("uvisor_attach: ATTACH ERROR\n"));
! 390: sc->sc_dying = 1;
! 391: }
! 392:
! 393: int
! 394: uvisor_activate(struct device *self, enum devact act)
! 395: {
! 396: struct uvisor_softc *sc = (struct uvisor_softc *)self;
! 397: int rv = 0;
! 398: int i;
! 399:
! 400: switch (act) {
! 401: case DVACT_ACTIVATE:
! 402: break;
! 403:
! 404: case DVACT_DEACTIVATE:
! 405: for (i = 0; i < sc->sc_numcon; i++)
! 406: if (sc->sc_subdevs[i] != NULL)
! 407: rv = config_deactivate(sc->sc_subdevs[i]);
! 408: sc->sc_dying = 1;
! 409: break;
! 410: }
! 411: return (rv);
! 412: }
! 413:
! 414: int
! 415: uvisor_detach(struct device *self, int flags)
! 416: {
! 417: struct uvisor_softc *sc = (struct uvisor_softc *)self;
! 418: int rv = 0;
! 419: int i;
! 420:
! 421: DPRINTF(("uvisor_detach: sc=%p flags=%d\n", sc, flags));
! 422: sc->sc_dying = 1;
! 423: for (i = 0; i < sc->sc_numcon; i++) {
! 424: if (sc->sc_subdevs[i] != NULL) {
! 425: rv |= config_detach(sc->sc_subdevs[i], flags);
! 426: sc->sc_subdevs[i] = NULL;
! 427: }
! 428: }
! 429:
! 430: usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev,
! 431: &sc->sc_dev);
! 432:
! 433: return (rv);
! 434: }
! 435:
! 436: usbd_status
! 437: uvisor_init(struct uvisor_softc *sc, struct uvisor_connection_info *ci,
! 438: struct uvisor_palm_connection_info *cpi)
! 439: {
! 440: usbd_status err;
! 441: usb_device_request_t req;
! 442: int actlen;
! 443: uWord avail;
! 444:
! 445: if (sc->sc_flags & PALM4) {
! 446: DPRINTF(("uvisor_init: getting Palm connection info\n"));
! 447: req.bmRequestType = UT_READ_VENDOR_ENDPOINT;
! 448: req.bRequest = UVISOR_GET_PALM_INFORMATION;
! 449: USETW(req.wValue, 0);
! 450: USETW(req.wIndex, 0);
! 451: USETW(req.wLength, UVISOR_GET_PALM_INFORMATION_LEN);
! 452: err = usbd_do_request_flags(sc->sc_udev, &req, cpi,
! 453: USBD_SHORT_XFER_OK, &actlen, USBD_DEFAULT_TIMEOUT);
! 454: if (err == USBD_STALLED && sc->sc_vendor == USB_VENDOR_SONY) {
! 455: /* some sony clie devices stall on palm4 requests,
! 456: * switch them over to using visor. dont do free space
! 457: * checks on them since they dont like them either.
! 458: */
! 459: DPRINTF(("switching role for CLIE probe\n"));
! 460: sc->sc_flags = CLIE4;
! 461: err = 0;
! 462: }
! 463: if (err)
! 464: return (err);
! 465: }
! 466:
! 467: if (sc->sc_flags & VISOR) {
! 468: DPRINTF(("uvisor_init: getting Visor connection info\n"));
! 469: req.bmRequestType = UT_READ_VENDOR_ENDPOINT;
! 470: req.bRequest = UVISOR_GET_CONNECTION_INFORMATION;
! 471: USETW(req.wValue, 0);
! 472: USETW(req.wIndex, 0);
! 473: USETW(req.wLength, UVISOR_CONNECTION_INFO_SIZE);
! 474: err = usbd_do_request_flags(sc->sc_udev, &req, ci,
! 475: USBD_SHORT_XFER_OK, &actlen, USBD_DEFAULT_TIMEOUT);
! 476: if (err)
! 477: return (err);
! 478: }
! 479:
! 480: if (sc->sc_flags & NOFRE)
! 481: return (err);
! 482:
! 483: DPRINTF(("uvisor_init: getting available bytes\n"));
! 484: req.bmRequestType = UT_READ_VENDOR_ENDPOINT;
! 485: req.bRequest = UVISOR_REQUEST_BYTES_AVAILABLE;
! 486: USETW(req.wValue, 0);
! 487: USETW(req.wIndex, 5);
! 488: USETW(req.wLength, sizeof avail);
! 489: err = usbd_do_request(sc->sc_udev, &req, &avail);
! 490: if (err)
! 491: return (err);
! 492: DPRINTF(("uvisor_init: avail=%d\n", UGETW(avail)));
! 493: DPRINTF(("uvisor_init: done\n"));
! 494: return (err);
! 495: }
! 496:
! 497: void
! 498: uvisor_close(void *addr, int portno)
! 499: {
! 500: struct uvisor_softc *sc = addr;
! 501: usb_device_request_t req;
! 502: struct uvisor_connection_info coninfo; /* XXX ? */
! 503: int actlen;
! 504:
! 505: if (sc->sc_dying)
! 506: return;
! 507:
! 508: req.bmRequestType = UT_READ_VENDOR_ENDPOINT; /* XXX read? */
! 509: req.bRequest = UVISOR_CLOSE_NOTIFICATION;
! 510: USETW(req.wValue, 0);
! 511: USETW(req.wIndex, 0);
! 512: USETW(req.wLength, UVISOR_CONNECTION_INFO_SIZE);
! 513: (void)usbd_do_request_flags(sc->sc_udev, &req, &coninfo,
! 514: USBD_SHORT_XFER_OK, &actlen, USBD_DEFAULT_TIMEOUT);
! 515: }
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