1 /* $NetBSD: uvisor.c,v 1.40 2008/05/24 16:40:58 cube 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 * 20 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30 * POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 /* 34 * Handspring Visor (Palmpilot compatible PDA) driver 35 */ 36 37 #include <sys/cdefs.h> 38 __KERNEL_RCSID(0, "$NetBSD: uvisor.c,v 1.40 2008/05/24 16:40:58 cube Exp $"); 39 40 #include <sys/param.h> 41 #include <sys/systm.h> 42 #include <sys/kernel.h> 43 #include <sys/device.h> 44 #include <sys/conf.h> 45 #include <sys/tty.h> 46 47 #include <dev/usb/usb.h> 48 49 #include <dev/usb/usbdi.h> 50 #include <dev/usb/usbdi_util.h> 51 #include <dev/usb/usbdevs.h> 52 53 #include <dev/usb/ucomvar.h> 54 55 #ifdef UVISOR_DEBUG 56 #define DPRINTF(x) if (uvisordebug) printf x 57 #define DPRINTFN(n,x) if (uvisordebug>(n)) printf x 58 int uvisordebug = 0; 59 #else 60 #define DPRINTF(x) 61 #define DPRINTFN(n,x) 62 #endif 63 64 #define UVISOR_CONFIG_INDEX 0 65 #define UVISOR_IFACE_INDEX 0 66 67 /* From the Linux driver */ 68 /* 69 * UVISOR_REQUEST_BYTES_AVAILABLE asks the visor for the number of bytes that 70 * are available to be transfered to the host for the specified endpoint. 71 * Currently this is not used, and always returns 0x0001 72 */ 73 #define UVISOR_REQUEST_BYTES_AVAILABLE 0x01 74 75 /* 76 * UVISOR_CLOSE_NOTIFICATION is set to the device to notify it that the host 77 * is now closing the pipe. An empty packet is sent in response. 78 */ 79 #define UVISOR_CLOSE_NOTIFICATION 0x02 80 81 /* 82 * UVISOR_GET_CONNECTION_INFORMATION is sent by the host during enumeration to 83 * get the endpoints used by the connection. 84 */ 85 #define UVISOR_GET_CONNECTION_INFORMATION 0x03 86 87 88 /* 89 * UVISOR_GET_CONNECTION_INFORMATION returns data in the following format 90 */ 91 #define UVISOR_MAX_CONN 8 92 struct uvisor_connection_info { 93 uWord num_ports; 94 struct { 95 uByte port_function_id; 96 uByte port; 97 } connections[UVISOR_MAX_CONN]; 98 }; 99 #define UVISOR_CONNECTION_INFO_SIZE 18 100 101 /* struct uvisor_connection_info.connection[x].port_function_id defines: */ 102 #define UVISOR_FUNCTION_GENERIC 0x00 103 #define UVISOR_FUNCTION_DEBUGGER 0x01 104 #define UVISOR_FUNCTION_HOTSYNC 0x02 105 #define UVISOR_FUNCTION_CONSOLE 0x03 106 #define UVISOR_FUNCTION_REMOTE_FILE_SYS 0x04 107 108 /* 109 * Unknown PalmOS stuff. 110 */ 111 #define UVISOR_GET_PALM_INFORMATION 0x04 112 #define UVISOR_GET_PALM_INFORMATION_LEN 0x44 113 114 struct uvisor_palm_connection_info { 115 uByte num_ports; 116 uByte endpoint_numbers_different; 117 uWord reserved1; 118 struct { 119 uDWord port_function_id; 120 uByte port; 121 uByte end_point_info; 122 uWord reserved; 123 } connections[UVISOR_MAX_CONN]; 124 }; 125 126 127 128 #define UVISORIBUFSIZE 64 129 #define UVISOROBUFSIZE 1024 130 131 struct uvisor_softc { 132 USBBASEDEVICE sc_dev; /* base device */ 133 usbd_device_handle sc_udev; /* device */ 134 usbd_interface_handle sc_iface; /* interface */ 135 136 device_ptr_t sc_subdevs[UVISOR_MAX_CONN]; 137 int sc_numcon; 138 139 u_int16_t sc_flags; 140 141 u_char sc_dying; 142 }; 143 144 Static usbd_status uvisor_init(struct uvisor_softc *, 145 struct uvisor_connection_info *, 146 struct uvisor_palm_connection_info *); 147 148 Static void uvisor_close(void *, int); 149 150 151 struct ucom_methods uvisor_methods = { 152 NULL, 153 NULL, 154 NULL, 155 NULL, 156 NULL, 157 uvisor_close, 158 NULL, 159 NULL, 160 }; 161 162 struct uvisor_type { 163 struct usb_devno uv_dev; 164 u_int16_t uv_flags; 165 #define PALM4 0x0001 166 #define VISOR 0x0002 167 168 }; 169 static const struct uvisor_type uvisor_devs[] = { 170 {{ USB_VENDOR_HANDSPRING, USB_PRODUCT_HANDSPRING_VISOR }, VISOR }, 171 {{ USB_VENDOR_HANDSPRING, USB_PRODUCT_HANDSPRING_TREO }, PALM4 }, 172 {{ USB_VENDOR_HANDSPRING, USB_PRODUCT_HANDSPRING_TREO600 }, PALM4 }, 173 {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M500 }, PALM4 }, 174 {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M505 }, PALM4 }, 175 {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M515 }, PALM4 }, 176 {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_I705 }, PALM4 }, 177 {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M125 }, PALM4 }, 178 {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M130 }, PALM4 }, 179 {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_TUNGSTEN_Z }, PALM4 }, 180 {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_TUNGSTEN_T }, PALM4 }, 181 {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_ZIRE31 }, PALM4 }, 182 {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_ZIRE }, PALM4 }, 183 {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_40 }, PALM4 }, 184 {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_41 }, PALM4 }, 185 {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_S360 }, PALM4 }, 186 {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_NX60 }, PALM4 }, 187 {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_35 }, 0 }, 188 /* {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_25 }, PALM4 },*/ 189 }; 190 #define uvisor_lookup(v, p) ((const struct uvisor_type *)usb_lookup(uvisor_devs, v, p)) 191 192 int uvisor_match(device_t, cfdata_t, void *); 193 void uvisor_attach(device_t, device_t, void *); 194 void uvisor_childdet(device_t, device_t); 195 int uvisor_detach(device_t, int); 196 int uvisor_activate(device_t, enum devact); 197 extern struct cfdriver uvisor_cd; 198 CFATTACH_DECL2_NEW(uvisor, sizeof(struct uvisor_softc), uvisor_match, 199 uvisor_attach, uvisor_detach, uvisor_activate, NULL, uvisor_childdet); 200 201 USB_MATCH(uvisor) 202 { 203 USB_MATCH_START(uvisor, uaa); 204 205 DPRINTFN(20,("uvisor: vendor=0x%x, product=0x%x\n", 206 uaa->vendor, uaa->product)); 207 208 return (uvisor_lookup(uaa->vendor, uaa->product) != NULL ? 209 UMATCH_VENDOR_PRODUCT : UMATCH_NONE); 210 } 211 212 USB_ATTACH(uvisor) 213 { 214 USB_ATTACH_START(uvisor, sc, uaa); 215 usbd_device_handle dev = uaa->device; 216 usbd_interface_handle iface; 217 usb_interface_descriptor_t *id; 218 struct uvisor_connection_info coninfo; 219 struct uvisor_palm_connection_info palmconinfo; 220 usb_endpoint_descriptor_t *ed; 221 char *devinfop; 222 const char *devname = device_xname(self); 223 int i, j, hasin, hasout, port; 224 usbd_status err; 225 struct ucom_attach_args uca; 226 227 DPRINTFN(10,("\nuvisor_attach: sc=%p\n", sc)); 228 229 sc->sc_dev = self; 230 231 /* Move the device into the configured state. */ 232 err = usbd_set_config_index(dev, UVISOR_CONFIG_INDEX, 1); 233 if (err) { 234 aprint_error("\n%s: failed to set configuration, err=%s\n", 235 devname, usbd_errstr(err)); 236 goto bad; 237 } 238 239 err = usbd_device2interface_handle(dev, UVISOR_IFACE_INDEX, &iface); 240 if (err) { 241 aprint_error("\n%s: failed to get interface, err=%s\n", 242 devname, usbd_errstr(err)); 243 goto bad; 244 } 245 246 devinfop = usbd_devinfo_alloc(dev, 0); 247 USB_ATTACH_SETUP; 248 aprint_normal_dev(self, "%s\n", devinfop); 249 usbd_devinfo_free(devinfop); 250 251 sc->sc_flags = uvisor_lookup(uaa->vendor, uaa->product)->uv_flags; 252 253 if ((sc->sc_flags & (VISOR | PALM4)) == 0) { 254 aprint_error_dev(self, 255 "init failed, device type is neither visor nor palm\n"); 256 goto bad; 257 } 258 259 id = usbd_get_interface_descriptor(iface); 260 261 sc->sc_udev = dev; 262 sc->sc_iface = iface; 263 264 uca.ibufsize = UVISORIBUFSIZE; 265 uca.obufsize = UVISOROBUFSIZE; 266 uca.ibufsizepad = UVISORIBUFSIZE; 267 uca.opkthdrlen = 0; 268 uca.device = dev; 269 uca.iface = iface; 270 uca.methods = &uvisor_methods; 271 uca.arg = sc; 272 273 err = uvisor_init(sc, &coninfo, &palmconinfo); 274 if (err) { 275 aprint_error_dev(self, "init failed, %s\n", usbd_errstr(err)); 276 goto bad; 277 } 278 279 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, 280 USBDEV(sc->sc_dev)); 281 282 if (sc->sc_flags & VISOR) { 283 sc->sc_numcon = UGETW(coninfo.num_ports); 284 if (sc->sc_numcon > UVISOR_MAX_CONN) 285 sc->sc_numcon = UVISOR_MAX_CONN; 286 287 /* Attach a ucom for each connection. */ 288 for (i = 0; i < sc->sc_numcon; ++i) { 289 switch (coninfo.connections[i].port_function_id) { 290 case UVISOR_FUNCTION_GENERIC: 291 uca.info = "Generic"; 292 break; 293 case UVISOR_FUNCTION_DEBUGGER: 294 uca.info = "Debugger"; 295 break; 296 case UVISOR_FUNCTION_HOTSYNC: 297 uca.info = "HotSync"; 298 break; 299 case UVISOR_FUNCTION_REMOTE_FILE_SYS: 300 uca.info = "Remote File System"; 301 break; 302 default: 303 uca.info = "unknown"; 304 break; 305 } 306 port = coninfo.connections[i].port; 307 uca.portno = port; 308 uca.bulkin = port | UE_DIR_IN; 309 uca.bulkout = port | UE_DIR_OUT; 310 /* Verify that endpoints exist. */ 311 hasin = 0; 312 hasout = 0; 313 for (j = 0; j < id->bNumEndpoints; j++) { 314 ed = usbd_interface2endpoint_descriptor(iface, j); 315 if (ed == NULL) 316 break; 317 if (UE_GET_ADDR(ed->bEndpointAddress) == port && 318 (ed->bmAttributes & UE_XFERTYPE) == UE_BULK) { 319 if (UE_GET_DIR(ed->bEndpointAddress) 320 == UE_DIR_IN) 321 hasin++; 322 else 323 hasout++; 324 } 325 } 326 if (hasin == 1 && hasout == 1) 327 sc->sc_subdevs[i] = config_found_sm_loc(self, 328 "ucombus", NULL, &uca, 329 ucomprint, ucomsubmatch); 330 else 331 aprint_error_dev(self, 332 "no proper endpoints for port %d (%d,%d)\n", 333 port, hasin, hasout); 334 } 335 336 } else { 337 sc->sc_numcon = palmconinfo.num_ports; 338 if (sc->sc_numcon > UVISOR_MAX_CONN) 339 sc->sc_numcon = UVISOR_MAX_CONN; 340 341 /* Attach a ucom for each connection. */ 342 for (i = 0; i < sc->sc_numcon; ++i) { 343 /* 344 * XXX this should copy out 4-char string from the 345 * XXX port_function_id, but where would the string go? 346 * XXX uca.info is a const char *, not an array. 347 */ 348 uca.info = "sync"; 349 uca.portno = i; 350 if (palmconinfo.endpoint_numbers_different) { 351 port = palmconinfo.connections[i].end_point_info; 352 uca.bulkin = (port >> 4) | UE_DIR_IN; 353 uca.bulkout = (port & 0xf) | UE_DIR_OUT; 354 } else { 355 port = palmconinfo.connections[i].port; 356 uca.bulkin = port | UE_DIR_IN; 357 uca.bulkout = port | UE_DIR_OUT; 358 } 359 sc->sc_subdevs[i] = config_found_sm_loc(self, "ucombus", 360 NULL, &uca, ucomprint, ucomsubmatch); 361 362 363 } 364 } 365 366 USB_ATTACH_SUCCESS_RETURN; 367 368 bad: 369 DPRINTF(("uvisor_attach: ATTACH ERROR\n")); 370 sc->sc_dying = 1; 371 USB_ATTACH_ERROR_RETURN; 372 } 373 374 int 375 uvisor_activate(device_ptr_t self, enum devact act) 376 { 377 struct uvisor_softc *sc = device_private(self); 378 int rv = 0; 379 int i; 380 381 switch (act) { 382 case DVACT_ACTIVATE: 383 return (EOPNOTSUPP); 384 break; 385 386 case DVACT_DEACTIVATE: 387 for (i = 0; i < sc->sc_numcon; i++) 388 if (sc->sc_subdevs[i] != NULL) 389 rv |= config_deactivate(sc->sc_subdevs[i]); 390 sc->sc_dying = 1; 391 break; 392 } 393 return (rv); 394 } 395 396 void 397 uvisor_childdet(device_t self, device_t child) 398 { 399 int i; 400 struct uvisor_softc *sc = device_private(self); 401 402 for (i = 0; i < sc->sc_numcon; i++) { 403 if (sc->sc_subdevs[i] == child) 404 break; 405 } 406 KASSERT(i < sc->sc_numcon); 407 sc->sc_subdevs[i] = NULL; 408 } 409 410 int 411 uvisor_detach(device_t self, int flags) 412 { 413 struct uvisor_softc *sc = device_private(self); 414 int rv = 0; 415 int i; 416 417 DPRINTF(("uvisor_detach: sc=%p flags=%d\n", sc, flags)); 418 sc->sc_dying = 1; 419 for (i = 0; i < sc->sc_numcon; i++) { 420 if (sc->sc_subdevs[i] != NULL) 421 rv |= config_detach(sc->sc_subdevs[i], flags); 422 } 423 424 if (sc->sc_udev) 425 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, 426 USBDEV(sc->sc_dev)); 427 428 429 return (rv); 430 } 431 432 usbd_status 433 uvisor_init(struct uvisor_softc *sc, struct uvisor_connection_info *ci, 434 struct uvisor_palm_connection_info *cpi) 435 { 436 usbd_status err; 437 usb_device_request_t req; 438 int actlen; 439 uWord avail; 440 441 if (sc->sc_flags & VISOR) { 442 DPRINTF(("uvisor_init: getting Visor connection info\n")); 443 req.bmRequestType = UT_READ_VENDOR_ENDPOINT; 444 req.bRequest = UVISOR_GET_CONNECTION_INFORMATION; 445 USETW(req.wValue, 0); 446 USETW(req.wIndex, 0); 447 USETW(req.wLength, UVISOR_CONNECTION_INFO_SIZE); 448 err = usbd_do_request_flags(sc->sc_udev, &req, ci, 449 USBD_SHORT_XFER_OK, &actlen, USBD_DEFAULT_TIMEOUT); 450 if (err) 451 return (err); 452 } 453 454 if (sc->sc_flags & PALM4) { 455 DPRINTF(("uvisor_init: getting Palm connection info\n")); 456 req.bmRequestType = UT_READ_VENDOR_ENDPOINT; 457 req.bRequest = UVISOR_GET_PALM_INFORMATION; 458 USETW(req.wValue, 0); 459 USETW(req.wIndex, 0); 460 USETW(req.wLength, UVISOR_GET_PALM_INFORMATION_LEN); 461 err = usbd_do_request_flags(sc->sc_udev, &req, cpi, 462 USBD_SHORT_XFER_OK, &actlen, USBD_DEFAULT_TIMEOUT); 463 if (err) 464 return (err); 465 } 466 467 DPRINTF(("uvisor_init: getting available bytes\n")); 468 req.bmRequestType = UT_READ_VENDOR_ENDPOINT; 469 req.bRequest = UVISOR_REQUEST_BYTES_AVAILABLE; 470 USETW(req.wValue, 0); 471 USETW(req.wIndex, 5); 472 USETW(req.wLength, sizeof avail); 473 err = usbd_do_request(sc->sc_udev, &req, &avail); 474 if (err) 475 return (err); 476 DPRINTF(("uvisor_init: avail=%d\n", UGETW(avail))); 477 478 DPRINTF(("uvisor_init: done\n")); 479 return (err); 480 } 481 482 void 483 uvisor_close(void *addr, int portno) 484 { 485 struct uvisor_softc *sc = addr; 486 usb_device_request_t req; 487 struct uvisor_connection_info coninfo; /* XXX ? */ 488 int actlen; 489 490 if (sc->sc_dying) 491 return; 492 493 req.bmRequestType = UT_READ_VENDOR_ENDPOINT; /* XXX read? */ 494 req.bRequest = UVISOR_CLOSE_NOTIFICATION; 495 USETW(req.wValue, 0); 496 USETW(req.wIndex, 0); 497 USETW(req.wLength, UVISOR_CONNECTION_INFO_SIZE); 498 (void)usbd_do_request_flags(sc->sc_udev, &req, &coninfo, 499 USBD_SHORT_XFER_OK, &actlen, USBD_DEFAULT_TIMEOUT); 500 } 501