1 /* $NetBSD: uvisor.c,v 1.17 2002/08/13 11:38:15 augustss 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 1.17 2002/08/13 11:38:15 augustss 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 0x14 121 122 123 #define UVISORIBUFSIZE 1024 124 #define UVISOROBUFSIZE 1024 125 126 struct uvisor_softc { 127 USBBASEDEVICE sc_dev; /* base device */ 128 usbd_device_handle sc_udev; /* device */ 129 usbd_interface_handle sc_iface; /* interface */ 130 131 device_ptr_t sc_subdevs[UVISOR_MAX_CONN]; 132 int sc_numcon; 133 134 u_int16_t sc_flags; 135 136 u_char sc_dying; 137 }; 138 139 Static usbd_status uvisor_init(struct uvisor_softc *, 140 struct uvisor_connection_info *); 141 142 Static void uvisor_close(void *, int); 143 144 145 struct ucom_methods uvisor_methods = { 146 NULL, 147 NULL, 148 NULL, 149 NULL, 150 NULL, 151 uvisor_close, 152 NULL, 153 NULL, 154 }; 155 156 struct uvisor_type { 157 struct usb_devno uv_dev; 158 u_int16_t uv_flags; 159 #define PALM4 0x0001 160 }; 161 static const struct uvisor_type uvisor_devs[] = { 162 {{ USB_VENDOR_HANDSPRING, USB_PRODUCT_HANDSPRING_VISOR }, 0 }, 163 {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M500 }, PALM4 }, 164 {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M505 }, PALM4 }, 165 {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M515 }, PALM4 }, 166 {{ USB_VENDOR_PALM, USB_PRODUCT_PALM_M125 }, PALM4 }, 167 {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_40 }, PALM4 }, 168 {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_41 }, 0 }, 169 /* {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_25 }, PALM4 },*/ 170 }; 171 #define uvisor_lookup(v, p) ((struct uvisor_type *)usb_lookup(uvisor_devs, v, p)) 172 173 USB_DECLARE_DRIVER(uvisor); 174 175 USB_MATCH(uvisor) 176 { 177 USB_MATCH_START(uvisor, uaa); 178 179 if (uaa->iface != NULL) 180 return (UMATCH_NONE); 181 182 DPRINTFN(20,("uvisor: vendor=0x%x, product=0x%x\n", 183 uaa->vendor, uaa->product)); 184 185 return (uvisor_lookup(uaa->vendor, uaa->product) != NULL ? 186 UMATCH_VENDOR_PRODUCT : UMATCH_NONE); 187 } 188 189 USB_ATTACH(uvisor) 190 { 191 USB_ATTACH_START(uvisor, sc, uaa); 192 usbd_device_handle dev = uaa->device; 193 usbd_interface_handle iface; 194 usb_interface_descriptor_t *id; 195 struct uvisor_connection_info coninfo; 196 usb_endpoint_descriptor_t *ed; 197 char devinfo[1024]; 198 char *devname = USBDEVNAME(sc->sc_dev); 199 int i, j, hasin, hasout, port; 200 usbd_status err; 201 struct ucom_attach_args uca; 202 203 DPRINTFN(10,("\nuvisor_attach: sc=%p\n", sc)); 204 205 /* Move the device into the configured state. */ 206 err = usbd_set_config_index(dev, UVISOR_CONFIG_INDEX, 1); 207 if (err) { 208 printf("\n%s: failed to set configuration, err=%s\n", 209 devname, usbd_errstr(err)); 210 goto bad; 211 } 212 213 err = usbd_device2interface_handle(dev, UVISOR_IFACE_INDEX, &iface); 214 if (err) { 215 printf("\n%s: failed to get interface, err=%s\n", 216 devname, usbd_errstr(err)); 217 goto bad; 218 } 219 220 usbd_devinfo(dev, 0, devinfo); 221 USB_ATTACH_SETUP; 222 printf("%s: %s\n", devname, devinfo); 223 224 sc->sc_flags = uvisor_lookup(uaa->vendor, uaa->product)->uv_flags; 225 226 id = usbd_get_interface_descriptor(iface); 227 228 sc->sc_udev = dev; 229 sc->sc_iface = iface; 230 231 uca.ibufsize = UVISORIBUFSIZE; 232 uca.obufsize = UVISOROBUFSIZE; 233 uca.ibufsizepad = UVISORIBUFSIZE; 234 uca.opkthdrlen = 0; 235 uca.device = dev; 236 uca.iface = iface; 237 uca.methods = &uvisor_methods; 238 uca.arg = sc; 239 240 err = uvisor_init(sc, &coninfo); 241 if (err) { 242 printf("%s: init failed, %s\n", USBDEVNAME(sc->sc_dev), 243 usbd_errstr(err)); 244 goto bad; 245 } 246 247 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, 248 USBDEV(sc->sc_dev)); 249 250 sc->sc_numcon = UGETW(coninfo.num_ports); 251 if (sc->sc_numcon > UVISOR_MAX_CONN) 252 sc->sc_numcon = UVISOR_MAX_CONN; 253 254 /* Attach a ucom for each connection. */ 255 for (i = 0; i < sc->sc_numcon; ++i) { 256 switch (coninfo.connections[i].port_function_id) { 257 case UVISOR_FUNCTION_GENERIC: 258 uca.info = "Generic"; 259 break; 260 case UVISOR_FUNCTION_DEBUGGER: 261 uca.info = "Debugger"; 262 break; 263 case UVISOR_FUNCTION_HOTSYNC: 264 uca.info = "HotSync"; 265 break; 266 case UVISOR_FUNCTION_REMOTE_FILE_SYS: 267 uca.info = "Remote File System"; 268 break; 269 default: 270 uca.info = "unknown"; 271 break; 272 } 273 port = coninfo.connections[i].port; 274 uca.portno = port; 275 uca.bulkin = port | UE_DIR_IN; 276 uca.bulkout = port | UE_DIR_OUT; 277 /* Verify that endpoints exist. */ 278 for (hasin = hasout = j = 0; j < id->bNumEndpoints; j++) { 279 ed = usbd_interface2endpoint_descriptor(iface, j); 280 if (ed == NULL) 281 break; 282 if (UE_GET_ADDR(ed->bEndpointAddress) == port && 283 (ed->bmAttributes & UE_XFERTYPE) == UE_BULK) { 284 if (UE_GET_DIR(ed->bEndpointAddress) 285 == UE_DIR_IN) 286 hasin++; 287 else 288 hasout++; 289 } 290 } 291 if (hasin == 1 && hasout == 1) 292 sc->sc_subdevs[i] = config_found_sm(self, &uca, 293 ucomprint, ucomsubmatch); 294 else 295 printf("%s: no proper endpoints for port %d (%d,%d)\n", 296 USBDEVNAME(sc->sc_dev), port, hasin, hasout); 297 } 298 299 USB_ATTACH_SUCCESS_RETURN; 300 301 bad: 302 DPRINTF(("uvisor_attach: ATTACH ERROR\n")); 303 sc->sc_dying = 1; 304 USB_ATTACH_ERROR_RETURN; 305 } 306 307 int 308 uvisor_activate(device_ptr_t self, enum devact act) 309 { 310 struct uvisor_softc *sc = (struct uvisor_softc *)self; 311 int rv = 0; 312 int i; 313 314 switch (act) { 315 case DVACT_ACTIVATE: 316 return (EOPNOTSUPP); 317 break; 318 319 case DVACT_DEACTIVATE: 320 for (i = 0; i < sc->sc_numcon; i++) 321 if (sc->sc_subdevs[i] != NULL) 322 rv = config_deactivate(sc->sc_subdevs[i]); 323 sc->sc_dying = 1; 324 break; 325 } 326 return (rv); 327 } 328 329 int 330 uvisor_detach(device_ptr_t self, int flags) 331 { 332 struct uvisor_softc *sc = (struct uvisor_softc *)self; 333 int rv = 0; 334 int i; 335 336 DPRINTF(("uvisor_detach: sc=%p flags=%d\n", sc, flags)); 337 sc->sc_dying = 1; 338 for (i = 0; i < sc->sc_numcon; i++) { 339 if (sc->sc_subdevs[i] != NULL) { 340 rv |= config_detach(sc->sc_subdevs[i], flags); 341 sc->sc_subdevs[i] = NULL; 342 } 343 } 344 345 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, 346 USBDEV(sc->sc_dev)); 347 348 349 return (rv); 350 } 351 352 usbd_status 353 uvisor_init(struct uvisor_softc *sc, struct uvisor_connection_info *ci) 354 { 355 usbd_status err; 356 usb_device_request_t req; 357 int actlen; 358 uWord avail; 359 char buffer[256]; 360 361 DPRINTF(("uvisor_init: getting connection info\n")); 362 req.bmRequestType = UT_READ_VENDOR_ENDPOINT; 363 req.bRequest = UVISOR_GET_CONNECTION_INFORMATION; 364 USETW(req.wValue, 0); 365 USETW(req.wIndex, 0); 366 USETW(req.wLength, UVISOR_CONNECTION_INFO_SIZE); 367 err = usbd_do_request_flags(sc->sc_udev, &req, ci, 368 USBD_SHORT_XFER_OK, &actlen, USBD_DEFAULT_TIMEOUT); 369 if (err) 370 return (err); 371 372 if (sc->sc_flags & PALM4) { 373 /* Palm OS 4.0 Hack */ 374 req.bmRequestType = UT_READ_VENDOR_ENDPOINT; 375 req.bRequest = UVISOR_GET_PALM_INFORMATION; 376 USETW(req.wValue, 0); 377 USETW(req.wIndex, 0); 378 USETW(req.wLength, UVISOR_GET_PALM_INFORMATION_LEN); 379 err = usbd_do_request(sc->sc_udev, &req, buffer); 380 if (err) 381 return (err); 382 req.bmRequestType = UT_READ_VENDOR_ENDPOINT; 383 req.bRequest = UVISOR_GET_PALM_INFORMATION; 384 USETW(req.wValue, 0); 385 USETW(req.wIndex, 0); 386 USETW(req.wLength, UVISOR_GET_PALM_INFORMATION_LEN); 387 err = usbd_do_request(sc->sc_udev, &req, buffer); 388 if (err) 389 return (err); 390 } 391 392 DPRINTF(("uvisor_init: getting available bytes\n")); 393 req.bmRequestType = UT_READ_VENDOR_ENDPOINT; 394 req.bRequest = UVISOR_REQUEST_BYTES_AVAILABLE; 395 USETW(req.wValue, 0); 396 USETW(req.wIndex, 5); 397 USETW(req.wLength, sizeof avail); 398 err = usbd_do_request(sc->sc_udev, &req, &avail); 399 if (err) 400 return (err); 401 DPRINTF(("uvisor_init: avail=%d\n", UGETW(avail))); 402 403 DPRINTF(("uvisor_init: done\n")); 404 return (err); 405 } 406 407 void 408 uvisor_close(void *addr, int portno) 409 { 410 struct uvisor_softc *sc = addr; 411 usb_device_request_t req; 412 struct uvisor_connection_info coninfo; /* XXX ? */ 413 int actlen; 414 415 if (sc->sc_dying) 416 return; 417 418 req.bmRequestType = UT_READ_VENDOR_ENDPOINT; /* XXX read? */ 419 req.bRequest = UVISOR_CLOSE_NOTIFICATION; 420 USETW(req.wValue, 0); 421 USETW(req.wIndex, 0); 422 USETW(req.wLength, UVISOR_CONNECTION_INFO_SIZE); 423 (void)usbd_do_request_flags(sc->sc_udev, &req, &coninfo, 424 USBD_SHORT_XFER_OK, &actlen, USBD_DEFAULT_TIMEOUT); 425 } 426