uvisor.c revision 1.24 1 /* $NetBSD: uvisor.c,v 1.24 2004/01/28 22:01:38 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 (at) 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 1.24 2004/01/28 22:01:38 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 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_ZIRE }, PALM4 },
190 {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_40 }, PALM4 },
191 {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_41 }, PALM4 },
192 {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_S360 }, PALM4 },
193 {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_NX60 }, PALM4 },
194 {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_35 }, 0 },
195 /* {{ USB_VENDOR_SONY, USB_PRODUCT_SONY_CLIE_25 }, PALM4 },*/
196 };
197 #define uvisor_lookup(v, p) ((struct uvisor_type *)usb_lookup(uvisor_devs, v, p))
198
199 USB_DECLARE_DRIVER(uvisor);
200
201 USB_MATCH(uvisor)
202 {
203 USB_MATCH_START(uvisor, uaa);
204
205 if (uaa->iface != NULL)
206 return (UMATCH_NONE);
207
208 DPRINTFN(20,("uvisor: vendor=0x%x, product=0x%x\n",
209 uaa->vendor, uaa->product));
210
211 return (uvisor_lookup(uaa->vendor, uaa->product) != NULL ?
212 UMATCH_VENDOR_PRODUCT : UMATCH_NONE);
213 }
214
215 USB_ATTACH(uvisor)
216 {
217 USB_ATTACH_START(uvisor, sc, uaa);
218 usbd_device_handle dev = uaa->device;
219 usbd_interface_handle iface;
220 usb_interface_descriptor_t *id;
221 struct uvisor_connection_info coninfo;
222 struct uvisor_palm_connection_info palmconinfo;
223 usb_endpoint_descriptor_t *ed;
224 char devinfo[1024];
225 char *devname = USBDEVNAME(sc->sc_dev);
226 int i, j, hasin, hasout, port;
227 usbd_status err;
228 struct ucom_attach_args uca;
229
230 DPRINTFN(10,("\nuvisor_attach: sc=%p\n", sc));
231
232 /* Move the device into the configured state. */
233 err = usbd_set_config_index(dev, UVISOR_CONFIG_INDEX, 1);
234 if (err) {
235 printf("\n%s: failed to set configuration, err=%s\n",
236 devname, usbd_errstr(err));
237 goto bad;
238 }
239
240 err = usbd_device2interface_handle(dev, UVISOR_IFACE_INDEX, &iface);
241 if (err) {
242 printf("\n%s: failed to get interface, err=%s\n",
243 devname, usbd_errstr(err));
244 goto bad;
245 }
246
247 usbd_devinfo(dev, 0, devinfo);
248 USB_ATTACH_SETUP;
249 printf("%s: %s\n", devname, devinfo);
250
251 sc->sc_flags = uvisor_lookup(uaa->vendor, uaa->product)->uv_flags;
252
253 if ((sc->sc_flags & (VISOR | PALM4)) == 0) {
254 printf("%s: init failed, device type is neither visor nor palm\n",
255 USBDEVNAME(sc->sc_dev));
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 printf("%s: init failed, %s\n", USBDEVNAME(sc->sc_dev),
276 usbd_errstr(err));
277 goto bad;
278 }
279
280 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev,
281 USBDEV(sc->sc_dev));
282
283 if (sc->sc_flags & VISOR) {
284 sc->sc_numcon = UGETW(coninfo.num_ports);
285 if (sc->sc_numcon > UVISOR_MAX_CONN)
286 sc->sc_numcon = UVISOR_MAX_CONN;
287
288 /* Attach a ucom for each connection. */
289 for (i = 0; i < sc->sc_numcon; ++i) {
290 switch (coninfo.connections[i].port_function_id) {
291 case UVISOR_FUNCTION_GENERIC:
292 uca.info = "Generic";
293 break;
294 case UVISOR_FUNCTION_DEBUGGER:
295 uca.info = "Debugger";
296 break;
297 case UVISOR_FUNCTION_HOTSYNC:
298 uca.info = "HotSync";
299 break;
300 case UVISOR_FUNCTION_REMOTE_FILE_SYS:
301 uca.info = "Remote File System";
302 break;
303 default:
304 uca.info = "unknown";
305 break;
306 }
307 port = coninfo.connections[i].port;
308 uca.portno = port;
309 uca.bulkin = port | UE_DIR_IN;
310 uca.bulkout = port | UE_DIR_OUT;
311 /* Verify that endpoints exist. */
312 hasin = 0;
313 hasout = 0;
314 for (j = 0; j < id->bNumEndpoints; j++) {
315 ed = usbd_interface2endpoint_descriptor(iface, j);
316 if (ed == NULL)
317 break;
318 if (UE_GET_ADDR(ed->bEndpointAddress) == port &&
319 (ed->bmAttributes & UE_XFERTYPE) == UE_BULK) {
320 if (UE_GET_DIR(ed->bEndpointAddress)
321 == UE_DIR_IN)
322 hasin++;
323 else
324 hasout++;
325 }
326 }
327 if (hasin == 1 && hasout == 1)
328 sc->sc_subdevs[i] = config_found_sm(self, &uca,
329 ucomprint, ucomsubmatch);
330 else
331 printf("%s: no proper endpoints for port %d (%d,%d)\n",
332 USBDEVNAME(sc->sc_dev), port, hasin, hasout);
333 }
334
335 } else {
336 sc->sc_numcon = palmconinfo.num_ports;
337 if (sc->sc_numcon > UVISOR_MAX_CONN)
338 sc->sc_numcon = UVISOR_MAX_CONN;
339
340 /* Attach a ucom for each connection. */
341 for (i = 0; i < sc->sc_numcon; ++i) {
342 /*
343 * XXX this should copy out 4-char string from the
344 * XXX port_function_id, but where would the string go?
345 * XXX uca.info is a const char *, not an array.
346 */
347 uca.info = "sync";
348 uca.portno = i;
349 if (palmconinfo.endpoint_numbers_different) {
350 port = palmconinfo.connections[i].end_point_info;
351 uca.bulkin = (port >> 4) | UE_DIR_IN;
352 uca.bulkout = (port & 0xf) | UE_DIR_OUT;
353 } else {
354 port = palmconinfo.connections[i].port;
355 uca.bulkin = port | UE_DIR_IN;
356 uca.bulkout = port | UE_DIR_OUT;
357 }
358 sc->sc_subdevs[i] = config_found_sm(self, &uca,
359 ucomprint, ucomsubmatch);
360
361
362 }
363 }
364
365 USB_ATTACH_SUCCESS_RETURN;
366
367 bad:
368 DPRINTF(("uvisor_attach: ATTACH ERROR\n"));
369 sc->sc_dying = 1;
370 USB_ATTACH_ERROR_RETURN;
371 }
372
373 int
374 uvisor_activate(device_ptr_t self, enum devact act)
375 {
376 struct uvisor_softc *sc = (struct uvisor_softc *)self;
377 int rv = 0;
378 int i;
379
380 switch (act) {
381 case DVACT_ACTIVATE:
382 return (EOPNOTSUPP);
383 break;
384
385 case DVACT_DEACTIVATE:
386 for (i = 0; i < sc->sc_numcon; i++)
387 if (sc->sc_subdevs[i] != NULL)
388 rv |= config_deactivate(sc->sc_subdevs[i]);
389 sc->sc_dying = 1;
390 break;
391 }
392 return (rv);
393 }
394
395 int
396 uvisor_detach(device_ptr_t self, int flags)
397 {
398 struct uvisor_softc *sc = (struct uvisor_softc *)self;
399 int rv = 0;
400 int i;
401
402 DPRINTF(("uvisor_detach: sc=%p flags=%d\n", sc, flags));
403 sc->sc_dying = 1;
404 for (i = 0; i < sc->sc_numcon; i++) {
405 if (sc->sc_subdevs[i] != NULL) {
406 rv |= config_detach(sc->sc_subdevs[i], flags);
407 sc->sc_subdevs[i] = NULL;
408 }
409 }
410
411 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev,
412 USBDEV(sc->sc_dev));
413
414
415 return (rv);
416 }
417
418 usbd_status
419 uvisor_init(struct uvisor_softc *sc, struct uvisor_connection_info *ci,
420 struct uvisor_palm_connection_info *cpi)
421 {
422 usbd_status err;
423 usb_device_request_t req;
424 int actlen;
425 uWord avail;
426
427 if (sc->sc_flags & VISOR) {
428 DPRINTF(("uvisor_init: getting Visor connection info\n"));
429 req.bmRequestType = UT_READ_VENDOR_ENDPOINT;
430 req.bRequest = UVISOR_GET_CONNECTION_INFORMATION;
431 USETW(req.wValue, 0);
432 USETW(req.wIndex, 0);
433 USETW(req.wLength, UVISOR_CONNECTION_INFO_SIZE);
434 err = usbd_do_request_flags(sc->sc_udev, &req, ci,
435 USBD_SHORT_XFER_OK, &actlen, USBD_DEFAULT_TIMEOUT);
436 if (err)
437 return (err);
438 }
439
440 if (sc->sc_flags & PALM4) {
441 DPRINTF(("uvisor_init: getting Palm connection info\n"));
442 req.bmRequestType = UT_READ_VENDOR_ENDPOINT;
443 req.bRequest = UVISOR_GET_PALM_INFORMATION;
444 USETW(req.wValue, 0);
445 USETW(req.wIndex, 0);
446 USETW(req.wLength, UVISOR_GET_PALM_INFORMATION_LEN);
447 err = usbd_do_request_flags(sc->sc_udev, &req, cpi,
448 USBD_SHORT_XFER_OK, &actlen, USBD_DEFAULT_TIMEOUT);
449 if (err)
450 return (err);
451 }
452
453 DPRINTF(("uvisor_init: getting available bytes\n"));
454 req.bmRequestType = UT_READ_VENDOR_ENDPOINT;
455 req.bRequest = UVISOR_REQUEST_BYTES_AVAILABLE;
456 USETW(req.wValue, 0);
457 USETW(req.wIndex, 5);
458 USETW(req.wLength, sizeof avail);
459 err = usbd_do_request(sc->sc_udev, &req, &avail);
460 if (err)
461 return (err);
462 DPRINTF(("uvisor_init: avail=%d\n", UGETW(avail)));
463
464 DPRINTF(("uvisor_init: done\n"));
465 return (err);
466 }
467
468 void
469 uvisor_close(void *addr, int portno)
470 {
471 struct uvisor_softc *sc = addr;
472 usb_device_request_t req;
473 struct uvisor_connection_info coninfo; /* XXX ? */
474 int actlen;
475
476 if (sc->sc_dying)
477 return;
478
479 req.bmRequestType = UT_READ_VENDOR_ENDPOINT; /* XXX read? */
480 req.bRequest = UVISOR_CLOSE_NOTIFICATION;
481 USETW(req.wValue, 0);
482 USETW(req.wIndex, 0);
483 USETW(req.wLength, UVISOR_CONNECTION_INFO_SIZE);
484 (void)usbd_do_request_flags(sc->sc_udev, &req, &coninfo,
485 USBD_SHORT_XFER_OK, &actlen, USBD_DEFAULT_TIMEOUT);
486 }
487