1 /* $NetBSD: uvisor.c,v 1.27 2004/09/13 12:55:49 drochner Exp $ */ 2 3 /* 4 * Copyright (c) 2000 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Lennart Augustsson (lennart@augustsson.net) at 9 * Carlstedt Research & Technology. 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 /* 41 * Handspring Visor (Palmpilot compatible PDA) driver 42 */ 43 44 #include <sys/cdefs.h> 45 __KERNEL_RCSID(0, "$NetBSD: uvisor.c,v 1.27 2004/09/13 12:55:49 drochner Exp $"); 46 47 #include <sys/param.h> 48 #include <sys/systm.h> 49 #include <sys/kernel.h> 50 #include <sys/device.h> 51 #include <sys/conf.h> 52 #include <sys/tty.h> 53 54 #include <dev/usb/usb.h> 55 #include <dev/usb/usbhid.h> 56 57 #include <dev/usb/usbdi.h> 58 #include <dev/usb/usbdi_util.h> 59 #include <dev/usb/usbdevs.h> 60 61 #include <dev/usb/ucomvar.h> 62 63 #ifdef UVISOR_DEBUG 64 #define DPRINTF(x) if (uvisordebug) printf x 65 #define DPRINTFN(n,x) if (uvisordebug>(n)) printf x 66 int uvisordebug = 0; 67 #else 68 #define DPRINTF(x) 69 #define DPRINTFN(n,x) 70 #endif 71 72 #define UVISOR_CONFIG_INDEX 0 73 #define UVISOR_IFACE_INDEX 0 74 75 /* From the Linux driver */ 76 /* 77 * UVISOR_REQUEST_BYTES_AVAILABLE asks the visor for the number of bytes that 78 * are available to be transfered to the host for the specified endpoint. 79 * Currently this is not used, and always returns 0x0001 80 */ 81 #define UVISOR_REQUEST_BYTES_AVAILABLE 0x01 82 83 /* 84 * UVISOR_CLOSE_NOTIFICATION is set to the device to notify it that the host 85 * is now closing the pipe. An empty packet is sent in response. 86 */ 87 #define UVISOR_CLOSE_NOTIFICATION 0x02 88 89 /* 90 * UVISOR_GET_CONNECTION_INFORMATION is sent by the host during enumeration to 91 * get the endpoints used by the connection. 92 */ 93 #define UVISOR_GET_CONNECTION_INFORMATION 0x03 94 95 96 /* 97 * UVISOR_GET_CONNECTION_INFORMATION returns data in the following format 98 */ 99 #define UVISOR_MAX_CONN 8 100 struct uvisor_connection_info { 101 uWord num_ports; 102 struct { 103 uByte port_function_id; 104 uByte port; 105 } connections[UVISOR_MAX_CONN]; 106 }; 107 #define UVISOR_CONNECTION_INFO_SIZE 18 108 109 /* struct uvisor_connection_info.connection[x].port_function_id defines: */ 110 #define UVISOR_FUNCTION_GENERIC 0x00 111 #define UVISOR_FUNCTION_DEBUGGER 0x01 112 #define UVISOR_FUNCTION_HOTSYNC 0x02 113 #define UVISOR_FUNCTION_CONSOLE 0x03 114 #define UVISOR_FUNCTION_REMOTE_FILE_SYS 0x04 115 116 /* 117 * Unknown PalmOS stuff. 118 */ 119 #define UVISOR_GET_PALM_INFORMATION 0x04 120 #define UVISOR_GET_PALM_INFORMATION_LEN 0x44 121 122 struct uvisor_palm_connection_info { 123 uByte num_ports; 124 uByte endpoint_numbers_different; 125 uWord reserved1; 126 struct { 127 uDWord port_function_id; 128 uByte port; 129 uByte end_point_info; 130 uWord reserved; 131 } connections[UVISOR_MAX_CONN]; 132 }; 133 134 135 136 #define UVISORIBUFSIZE 64 137 #define UVISOROBUFSIZE 1024 138 139 struct uvisor_softc { 140 USBBASEDEVICE sc_dev; /* base device */ 141 usbd_device_handle sc_udev; /* device */ 142 usbd_interface_handle sc_iface; /* interface */ 143 144 device_ptr_t 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 Static usbd_status uvisor_init(struct uvisor_softc *, 153 struct uvisor_connection_info *, 154 struct uvisor_palm_connection_info *); 155 156 Static 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 175 176 }; 177 static const struct uvisor_type uvisor_devs[] = { 178 {{ USB_VENDOR_HANDSPRING, USB_PRODUCT_HANDSPRING_VISOR }, VISOR }, 179 {{ USB_VENDOR_HANDSPRING, USB_PRODUCT_HANDSPRING_TREO }, PALM4 }, 180 {{ USB_VENDOR_HANDSPRING, USB_PRODUCT_HANDSPRING_TREO600 }, PALM4 }, 181 {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M500 }, PALM4 }, 182 {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M505 }, PALM4 }, 183 {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M515 }, PALM4 }, 184 {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_I705 }, PALM4 }, 185 {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M125 }, PALM4 }, 186 {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M130 }, PALM4 }, 187 {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_TUNGSTEN_Z }, PALM4 }, 188 {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_TUNGSTEN_T }, PALM4 }, 189 {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_ZIRE31 }, PALM4 }, 190 {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_ZIRE }, PALM4 }, 191 {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_40 }, PALM4 }, 192 {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_41 }, PALM4 }, 193 {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_S360 }, PALM4 }, 194 {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_NX60 }, PALM4 }, 195 {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_35 }, 0 }, 196 /* {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_25 }, PALM4 },*/ 197 }; 198 #define uvisor_lookup(v, p) ((struct uvisor_type *)usb_lookup(uvisor_devs, v, p)) 199 200 USB_DECLARE_DRIVER(uvisor); 201 202 USB_MATCH(uvisor) 203 { 204 USB_MATCH_START(uvisor, uaa); 205 206 if (uaa->iface != NULL) 207 return (UMATCH_NONE); 208 209 DPRINTFN(20,("uvisor: vendor=0x%x, product=0x%x\n", 210 uaa->vendor, uaa->product)); 211 212 return (uvisor_lookup(uaa->vendor, uaa->product) != NULL ? 213 UMATCH_VENDOR_PRODUCT : UMATCH_NONE); 214 } 215 216 USB_ATTACH(uvisor) 217 { 218 USB_ATTACH_START(uvisor, sc, uaa); 219 usbd_device_handle dev = uaa->device; 220 usbd_interface_handle iface; 221 usb_interface_descriptor_t *id; 222 struct uvisor_connection_info coninfo; 223 struct uvisor_palm_connection_info palmconinfo; 224 usb_endpoint_descriptor_t *ed; 225 char devinfo[1024]; 226 char *devname = USBDEVNAME(sc->sc_dev); 227 int i, j, hasin, hasout, port; 228 usbd_status err; 229 struct ucom_attach_args uca; 230 231 DPRINTFN(10,("\nuvisor_attach: sc=%p\n", sc)); 232 233 /* Move the device into the configured state. */ 234 err = usbd_set_config_index(dev, UVISOR_CONFIG_INDEX, 1); 235 if (err) { 236 printf("\n%s: failed to set configuration, err=%s\n", 237 devname, usbd_errstr(err)); 238 goto bad; 239 } 240 241 err = usbd_device2interface_handle(dev, UVISOR_IFACE_INDEX, &iface); 242 if (err) { 243 printf("\n%s: failed to get interface, err=%s\n", 244 devname, usbd_errstr(err)); 245 goto bad; 246 } 247 248 usbd_devinfo(dev, 0, devinfo, sizeof(devinfo)); 249 USB_ATTACH_SETUP; 250 printf("%s: %s\n", devname, devinfo); 251 252 sc->sc_flags = uvisor_lookup(uaa->vendor, uaa->product)->uv_flags; 253 254 if ((sc->sc_flags & (VISOR | PALM4)) == 0) { 255 printf("%s: init failed, device type is neither visor nor palm\n", 256 USBDEVNAME(sc->sc_dev)); 257 goto bad; 258 } 259 260 id = usbd_get_interface_descriptor(iface); 261 262 sc->sc_udev = dev; 263 sc->sc_iface = iface; 264 265 uca.ibufsize = UVISORIBUFSIZE; 266 uca.obufsize = UVISOROBUFSIZE; 267 uca.ibufsizepad = UVISORIBUFSIZE; 268 uca.opkthdrlen = 0; 269 uca.device = dev; 270 uca.iface = iface; 271 uca.methods = &uvisor_methods; 272 uca.arg = sc; 273 274 err = uvisor_init(sc, &coninfo, &palmconinfo); 275 if (err) { 276 printf("%s: init failed, %s\n", USBDEVNAME(sc->sc_dev), 277 usbd_errstr(err)); 278 goto bad; 279 } 280 281 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, 282 USBDEV(sc->sc_dev)); 283 284 if (sc->sc_flags & VISOR) { 285 sc->sc_numcon = UGETW(coninfo.num_ports); 286 if (sc->sc_numcon > UVISOR_MAX_CONN) 287 sc->sc_numcon = UVISOR_MAX_CONN; 288 289 /* Attach a ucom for each connection. */ 290 for (i = 0; i < sc->sc_numcon; ++i) { 291 switch (coninfo.connections[i].port_function_id) { 292 case UVISOR_FUNCTION_GENERIC: 293 uca.info = "Generic"; 294 break; 295 case UVISOR_FUNCTION_DEBUGGER: 296 uca.info = "Debugger"; 297 break; 298 case UVISOR_FUNCTION_HOTSYNC: 299 uca.info = "HotSync"; 300 break; 301 case UVISOR_FUNCTION_REMOTE_FILE_SYS: 302 uca.info = "Remote File System"; 303 break; 304 default: 305 uca.info = "unknown"; 306 break; 307 } 308 port = coninfo.connections[i].port; 309 uca.portno = port; 310 uca.bulkin = port | UE_DIR_IN; 311 uca.bulkout = port | UE_DIR_OUT; 312 /* Verify that endpoints exist. */ 313 hasin = 0; 314 hasout = 0; 315 for (j = 0; j < id->bNumEndpoints; j++) { 316 ed = usbd_interface2endpoint_descriptor(iface, j); 317 if (ed == NULL) 318 break; 319 if (UE_GET_ADDR(ed->bEndpointAddress) == port && 320 (ed->bmAttributes & UE_XFERTYPE) == UE_BULK) { 321 if (UE_GET_DIR(ed->bEndpointAddress) 322 == UE_DIR_IN) 323 hasin++; 324 else 325 hasout++; 326 } 327 } 328 if (hasin == 1 && hasout == 1) 329 sc->sc_subdevs[i] = config_found_sm_loc(self, 330 "ucombus", NULL, &uca, 331 ucomprint, ucomsubmatch); 332 else 333 printf("%s: no proper endpoints for port %d (%d,%d)\n", 334 USBDEVNAME(sc->sc_dev), port, hasin, hasout); 335 } 336 337 } else { 338 sc->sc_numcon = palmconinfo.num_ports; 339 if (sc->sc_numcon > UVISOR_MAX_CONN) 340 sc->sc_numcon = UVISOR_MAX_CONN; 341 342 /* Attach a ucom for each connection. */ 343 for (i = 0; i < sc->sc_numcon; ++i) { 344 /* 345 * XXX this should copy out 4-char string from the 346 * XXX port_function_id, but where would the string go? 347 * XXX uca.info is a const char *, not an array. 348 */ 349 uca.info = "sync"; 350 uca.portno = i; 351 if (palmconinfo.endpoint_numbers_different) { 352 port = palmconinfo.connections[i].end_point_info; 353 uca.bulkin = (port >> 4) | UE_DIR_IN; 354 uca.bulkout = (port & 0xf) | UE_DIR_OUT; 355 } else { 356 port = palmconinfo.connections[i].port; 357 uca.bulkin = port | UE_DIR_IN; 358 uca.bulkout = port | UE_DIR_OUT; 359 } 360 sc->sc_subdevs[i] = config_found_sm_loc(self, "ucombus", 361 NULL, &uca, ucomprint, ucomsubmatch); 362 363 364 } 365 } 366 367 USB_ATTACH_SUCCESS_RETURN; 368 369 bad: 370 DPRINTF(("uvisor_attach: ATTACH ERROR\n")); 371 sc->sc_dying = 1; 372 USB_ATTACH_ERROR_RETURN; 373 } 374 375 int 376 uvisor_activate(device_ptr_t self, enum devact act) 377 { 378 struct uvisor_softc *sc = (struct uvisor_softc *)self; 379 int rv = 0; 380 int i; 381 382 switch (act) { 383 case DVACT_ACTIVATE: 384 return (EOPNOTSUPP); 385 break; 386 387 case DVACT_DEACTIVATE: 388 for (i = 0; i < sc->sc_numcon; i++) 389 if (sc->sc_subdevs[i] != NULL) 390 rv |= config_deactivate(sc->sc_subdevs[i]); 391 sc->sc_dying = 1; 392 break; 393 } 394 return (rv); 395 } 396 397 int 398 uvisor_detach(device_ptr_t self, int flags) 399 { 400 struct uvisor_softc *sc = (struct uvisor_softc *)self; 401 int rv = 0; 402 int i; 403 404 DPRINTF(("uvisor_detach: sc=%p flags=%d\n", sc, flags)); 405 sc->sc_dying = 1; 406 for (i = 0; i < sc->sc_numcon; i++) { 407 if (sc->sc_subdevs[i] != NULL) { 408 rv |= config_detach(sc->sc_subdevs[i], flags); 409 sc->sc_subdevs[i] = NULL; 410 } 411 } 412 413 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, 414 USBDEV(sc->sc_dev)); 415 416 417 return (rv); 418 } 419 420 usbd_status 421 uvisor_init(struct uvisor_softc *sc, struct uvisor_connection_info *ci, 422 struct uvisor_palm_connection_info *cpi) 423 { 424 usbd_status err; 425 usb_device_request_t req; 426 int actlen; 427 uWord avail; 428 429 if (sc->sc_flags & VISOR) { 430 DPRINTF(("uvisor_init: getting Visor 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_udev, &req, ci, 437 USBD_SHORT_XFER_OK, &actlen, USBD_DEFAULT_TIMEOUT); 438 if (err) 439 return (err); 440 } 441 442 if (sc->sc_flags & PALM4) { 443 DPRINTF(("uvisor_init: getting Palm connection info\n")); 444 req.bmRequestType = UT_READ_VENDOR_ENDPOINT; 445 req.bRequest = UVISOR_GET_PALM_INFORMATION; 446 USETW(req.wValue, 0); 447 USETW(req.wIndex, 0); 448 USETW(req.wLength, UVISOR_GET_PALM_INFORMATION_LEN); 449 err = usbd_do_request_flags(sc->sc_udev, &req, cpi, 450 USBD_SHORT_XFER_OK, &actlen, USBD_DEFAULT_TIMEOUT); 451 if (err) 452 return (err); 453 } 454 455 DPRINTF(("uvisor_init: getting available bytes\n")); 456 req.bmRequestType = UT_READ_VENDOR_ENDPOINT; 457 req.bRequest = UVISOR_REQUEST_BYTES_AVAILABLE; 458 USETW(req.wValue, 0); 459 USETW(req.wIndex, 5); 460 USETW(req.wLength, sizeof avail); 461 err = usbd_do_request(sc->sc_udev, &req, &avail); 462 if (err) 463 return (err); 464 DPRINTF(("uvisor_init: avail=%d\n", UGETW(avail))); 465 466 DPRINTF(("uvisor_init: done\n")); 467 return (err); 468 } 469 470 void 471 uvisor_close(void *addr, int portno) 472 { 473 struct uvisor_softc *sc = addr; 474 usb_device_request_t req; 475 struct uvisor_connection_info coninfo; /* XXX ? */ 476 int actlen; 477 478 if (sc->sc_dying) 479 return; 480 481 req.bmRequestType = UT_READ_VENDOR_ENDPOINT; /* XXX read? */ 482 req.bRequest = UVISOR_CLOSE_NOTIFICATION; 483 USETW(req.wValue, 0); 484 USETW(req.wIndex, 0); 485 USETW(req.wLength, UVISOR_CONNECTION_INFO_SIZE); 486 (void)usbd_do_request_flags(sc->sc_udev, &req, &coninfo, 487 USBD_SHORT_XFER_OK, &actlen, USBD_DEFAULT_TIMEOUT); 488 } 489