1 /* $NetBSD: uvisor.c,v 1.14 2002/02/27 23:00:03 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 1.14 2002/02/27 23:00:03 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_M125 }, PALM4 }, 166 {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_40 }, PALM4 }, 167 /* {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_25 }, PALM4 },*/ 168 }; 169 #define uvisor_lookup(v, p) ((struct uvisor_type *)usb_lookup(uvisor_devs, v, p)) 170 171 USB_DECLARE_DRIVER(uvisor); 172 173 USB_MATCH(uvisor) 174 { 175 USB_MATCH_START(uvisor, uaa); 176 177 if (uaa->iface != NULL) 178 return (UMATCH_NONE); 179 180 DPRINTFN(20,("uvisor: vendor=0x%x, product=0x%x\n", 181 uaa->vendor, uaa->product)); 182 183 return (uvisor_lookup(uaa->vendor, uaa->product) != NULL ? 184 UMATCH_VENDOR_PRODUCT : UMATCH_NONE); 185 } 186 187 USB_ATTACH(uvisor) 188 { 189 USB_ATTACH_START(uvisor, sc, uaa); 190 usbd_device_handle dev = uaa->device; 191 usbd_interface_handle iface; 192 usb_interface_descriptor_t *id; 193 struct uvisor_connection_info coninfo; 194 usb_endpoint_descriptor_t *ed; 195 char devinfo[1024]; 196 char *devname = USBDEVNAME(sc->sc_dev); 197 int i, j, hasin, hasout, port; 198 usbd_status err; 199 struct ucom_attach_args uca; 200 201 DPRINTFN(10,("\nuvisor_attach: sc=%p\n", sc)); 202 203 /* Move the device into the configured state. */ 204 err = usbd_set_config_index(dev, UVISOR_CONFIG_INDEX, 1); 205 if (err) { 206 printf("\n%s: failed to set configuration, err=%s\n", 207 devname, usbd_errstr(err)); 208 goto bad; 209 } 210 211 err = usbd_device2interface_handle(dev, UVISOR_IFACE_INDEX, &iface); 212 if (err) { 213 printf("\n%s: failed to get interface, err=%s\n", 214 devname, usbd_errstr(err)); 215 goto bad; 216 } 217 218 usbd_devinfo(dev, 0, devinfo); 219 USB_ATTACH_SETUP; 220 printf("%s: %s\n", devname, devinfo); 221 222 sc->sc_flags = uvisor_lookup(uaa->vendor, uaa->product)->uv_flags; 223 224 id = usbd_get_interface_descriptor(iface); 225 226 sc->sc_udev = dev; 227 sc->sc_iface = iface; 228 229 uca.ibufsize = UVISORIBUFSIZE; 230 uca.obufsize = UVISOROBUFSIZE; 231 uca.ibufsizepad = UVISORIBUFSIZE; 232 uca.opkthdrlen = 0; 233 uca.device = dev; 234 uca.iface = iface; 235 uca.methods = &uvisor_methods; 236 uca.arg = sc; 237 238 err = uvisor_init(sc, &coninfo); 239 if (err) { 240 printf("%s: init failed, %s\n", USBDEVNAME(sc->sc_dev), 241 usbd_errstr(err)); 242 goto bad; 243 } 244 245 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, 246 USBDEV(sc->sc_dev)); 247 248 sc->sc_numcon = UGETW(coninfo.num_ports); 249 if (sc->sc_numcon > UVISOR_MAX_CONN) 250 sc->sc_numcon = UVISOR_MAX_CONN; 251 252 /* Attach a ucom for each connection. */ 253 for (i = 0; i < sc->sc_numcon; ++i) { 254 switch (coninfo.connections[i].port_function_id) { 255 case UVISOR_FUNCTION_GENERIC: 256 uca.info = "Generic"; 257 break; 258 case UVISOR_FUNCTION_DEBUGGER: 259 uca.info = "Debugger"; 260 break; 261 case UVISOR_FUNCTION_HOTSYNC: 262 uca.info = "HotSync"; 263 break; 264 case UVISOR_FUNCTION_REMOTE_FILE_SYS: 265 uca.info = "Remote File System"; 266 break; 267 default: 268 uca.info = "unknown"; 269 break; 270 } 271 port = coninfo.connections[i].port; 272 uca.portno = port; 273 uca.bulkin = port | UE_DIR_IN; 274 uca.bulkout = port | UE_DIR_OUT; 275 /* Verify that endpoints exist. */ 276 for (hasin = hasout = j = 0; j < id->bNumEndpoints; j++) { 277 ed = usbd_interface2endpoint_descriptor(iface, j); 278 if (ed == NULL) 279 break; 280 if (UE_GET_ADDR(ed->bEndpointAddress) == port && 281 (ed->bmAttributes & UE_XFERTYPE) == UE_BULK) { 282 if (UE_GET_DIR(ed->bEndpointAddress) 283 == UE_DIR_IN) 284 hasin++; 285 else 286 hasout++; 287 } 288 } 289 if (hasin == 1 && hasout == 1) 290 sc->sc_subdevs[i] = config_found_sm(self, &uca, 291 ucomprint, ucomsubmatch); 292 else 293 printf("%s: no proper endpoints for port %d (%d,%d)\n", 294 USBDEVNAME(sc->sc_dev), port, hasin, hasout); 295 } 296 297 USB_ATTACH_SUCCESS_RETURN; 298 299 bad: 300 DPRINTF(("uvisor_attach: ATTACH ERROR\n")); 301 sc->sc_dying = 1; 302 USB_ATTACH_ERROR_RETURN; 303 } 304 305 int 306 uvisor_activate(device_ptr_t self, enum devact act) 307 { 308 struct uvisor_softc *sc = (struct uvisor_softc *)self; 309 int rv = 0; 310 int i; 311 312 switch (act) { 313 case DVACT_ACTIVATE: 314 return (EOPNOTSUPP); 315 break; 316 317 case DVACT_DEACTIVATE: 318 for (i = 0; i < sc->sc_numcon; i++) 319 if (sc->sc_subdevs[i] != NULL) 320 rv = config_deactivate(sc->sc_subdevs[i]); 321 sc->sc_dying = 1; 322 break; 323 } 324 return (rv); 325 } 326 327 int 328 uvisor_detach(device_ptr_t self, int flags) 329 { 330 struct uvisor_softc *sc = (struct uvisor_softc *)self; 331 int rv = 0; 332 int i; 333 334 DPRINTF(("uvisor_detach: sc=%p flags=%d\n", sc, flags)); 335 sc->sc_dying = 1; 336 for (i = 0; i < sc->sc_numcon; i++) { 337 if (sc->sc_subdevs[i] != NULL) { 338 rv |= config_detach(sc->sc_subdevs[i], flags); 339 sc->sc_subdevs[i] = NULL; 340 } 341 } 342 343 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, 344 USBDEV(sc->sc_dev)); 345 346 347 return (rv); 348 } 349 350 usbd_status 351 uvisor_init(struct uvisor_softc *sc, struct uvisor_connection_info *ci) 352 { 353 usbd_status err; 354 usb_device_request_t req; 355 int actlen; 356 uWord avail; 357 char buffer[256]; 358 359 DPRINTF(("uvisor_init: getting connection info\n")); 360 req.bmRequestType = UT_READ_VENDOR_ENDPOINT; 361 req.bRequest = UVISOR_GET_CONNECTION_INFORMATION; 362 USETW(req.wValue, 0); 363 USETW(req.wIndex, 0); 364 USETW(req.wLength, UVISOR_CONNECTION_INFO_SIZE); 365 err = usbd_do_request_flags(sc->sc_udev, &req, ci, 366 USBD_SHORT_XFER_OK, &actlen, USBD_DEFAULT_TIMEOUT); 367 if (err) 368 return (err); 369 370 if (sc->sc_flags & PALM4) { 371 /* Palm OS 4.0 Hack */ 372 req.bmRequestType = UT_READ_VENDOR_ENDPOINT; 373 req.bRequest = UVISOR_GET_PALM_INFORMATION; 374 USETW(req.wValue, 0); 375 USETW(req.wIndex, 0); 376 USETW(req.wLength, UVISOR_GET_PALM_INFORMATION_LEN); 377 err = usbd_do_request(sc->sc_udev, &req, buffer); 378 if (err) 379 return (err); 380 req.bmRequestType = UT_READ_VENDOR_ENDPOINT; 381 req.bRequest = UVISOR_GET_PALM_INFORMATION; 382 USETW(req.wValue, 0); 383 USETW(req.wIndex, 0); 384 USETW(req.wLength, UVISOR_GET_PALM_INFORMATION_LEN); 385 err = usbd_do_request(sc->sc_udev, &req, buffer); 386 if (err) 387 return (err); 388 } 389 390 DPRINTF(("uvisor_init: getting available bytes\n")); 391 req.bmRequestType = UT_READ_VENDOR_ENDPOINT; 392 req.bRequest = UVISOR_REQUEST_BYTES_AVAILABLE; 393 USETW(req.wValue, 0); 394 USETW(req.wIndex, 5); 395 USETW(req.wLength, sizeof avail); 396 err = usbd_do_request(sc->sc_udev, &req, &avail); 397 if (err) 398 return (err); 399 DPRINTF(("uvisor_init: avail=%d\n", UGETW(avail))); 400 401 DPRINTF(("uvisor_init: done\n")); 402 return (err); 403 } 404 405 void 406 uvisor_close(void *addr, int portno) 407 { 408 struct uvisor_softc *sc = addr; 409 usb_device_request_t req; 410 struct uvisor_connection_info coninfo; /* XXX ? */ 411 int actlen; 412 413 if (sc->sc_dying) 414 return; 415 416 req.bmRequestType = UT_READ_VENDOR_ENDPOINT; /* XXX read? */ 417 req.bRequest = UVISOR_CLOSE_NOTIFICATION; 418 USETW(req.wValue, 0); 419 USETW(req.wIndex, 0); 420 USETW(req.wLength, UVISOR_CONNECTION_INFO_SIZE); 421 (void)usbd_do_request_flags(sc->sc_udev, &req, &coninfo, 422 USBD_SHORT_XFER_OK, &actlen, USBD_DEFAULT_TIMEOUT); 423 } 424