proc->thread stage 4: rework the VFS and DEVICE subsystems to take thread
[dragonfly.git] / sys / dev / usbmisc / urio / urio.c
CommitLineData
984263bc
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1/*
2 * Copyright (c) 2000 Iwasa Kazmi
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions, and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
18 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * This code is based on ugen.c and ulpt.c developed by Lennart Augustsson.
27 * This code includes software developed by the NetBSD Foundation, Inc. and
28 * its contributors.
29 */
30
31/* $FreeBSD: src/sys/dev/usb/urio.c,v 1.11.2.4 2002/11/06 14:41:01 joe Exp $ */
dadab5e9 32/* $DragonFly: src/sys/dev/usbmisc/urio/urio.c,v 1.4 2003/06/25 03:55:50 dillon Exp $ */
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33
34/*
35 * 2000/3/24 added NetBSD/OpenBSD support (from Alex Nemirovsky)
36 * 2000/3/07 use two bulk-pipe handles for read and write (Dirk)
37 * 2000/3/06 change major number(143), and copyright header
38 * some fix for 4.0 (Dirk)
39 * 2000/3/05 codes for FreeBSD 4.x - CURRENT (Thanks to Dirk-Willem van Gulik)
40 * 2000/3/01 remove retry code from urioioctl()
41 * change method of bulk transfer (no interrupt)
42 * 2000/2/28 small fixes for new rio_usb.h
43 * 2000/2/24 first version.
44 */
45
46#include <sys/param.h>
47#include <sys/systm.h>
48#include <sys/kernel.h>
49#include <sys/malloc.h>
50#if defined(__NetBSD__)
51#include <sys/device.h>
52#include <sys/ioctl.h>
53#elif defined(__FreeBSD__)
54#include <sys/module.h>
55#include <sys/bus.h>
56#include <sys/ioccom.h>
57#endif
58#include <sys/fcntl.h>
59#include <sys/filio.h>
60#include <sys/conf.h>
61#include <sys/uio.h>
62#include <sys/tty.h>
63#include <sys/file.h>
64#if __FreeBSD_version >= 500014
65#include <sys/selinfo.h>
66#else
67#include <sys/select.h>
68#endif
69#include <sys/vnode.h>
70#include <sys/poll.h>
71#include <sys/sysctl.h>
41c20dac 72#include <sys/proc.h>
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73
74#include <dev/usb/usb.h>
75#include <dev/usb/usbdi.h>
76#include <dev/usb/usbdi_util.h>
77
78#include <dev/usb/usbdevs.h>
79#include <dev/usb/rio500_usb.h>
80
81#ifdef USB_DEBUG
82#define DPRINTF(x) if (uriodebug) logprintf x
83#define DPRINTFN(n,x) if (uriodebug>(n)) logprintf x
84int uriodebug = 0;
85SYSCTL_NODE(_hw_usb, OID_AUTO, urio, CTLFLAG_RW, 0, "USB urio");
86SYSCTL_INT(_hw_usb_urio, OID_AUTO, debug, CTLFLAG_RW,
87 &uriodebug, 0, "urio debug level");
88#else
89#define DPRINTF(x)
90#define DPRINTFN(n,x)
91#endif
92
93/* difference of usbd interface */
94#if defined(__FreeBSD__)
95#if (__FreeBSD__ >= 4)
96 #define USBDI 1
97#else
98 #define USBDI 0
99#endif
100#elif defined(__NetBSD__) || defined(__OpenBSD__)
101 #define USBDI 1
102#endif
103
104#define RIO_OUT 0
105#define RIO_IN 1
106#define RIO_NODIR 2
107
108#if defined(__NetBSD__)
109int urioopen(dev_t, int, int, usb_proc_ptr);
110int urioclose(dev_t, int, int, usb_proc_ptr);
111int urioread(dev_t, struct uio *uio, int);
112int uriowrite(dev_t, struct uio *uio, int);
113int urioioctl(dev_t, u_long, caddr_t, int, usb_proc_ptr);
114
115cdev_decl(urio);
116#define RIO_UE_GET_DIR(p) ((UE_GET_DIR(p) == UE_DIR_IN) ? RIO_IN :\
117 ((UE_GET_DIR(p) == UE_DIR_OUT) ? RIO_OUT :\
118 RIO_NODIR))
119#elif defined(__FreeBSD__)
120d_open_t urioopen;
121d_close_t urioclose;
122d_read_t urioread;
123d_write_t uriowrite;
124d_ioctl_t urioioctl;
125
126#define URIO_CDEV_MAJOR 143
127
128#if (__FreeBSD__ >= 4)
129Static struct cdevsw urio_cdevsw = {
130 urioopen, urioclose, urioread, uriowrite,
131 urioioctl, nopoll, nommap, nostrategy,
132 "urio", URIO_CDEV_MAJOR,nodump, nopsize,
133 0,
134#if (__FreeBSD__ < 5)
135 -1
136#endif
137};
138#define RIO_UE_GET_DIR(p) ((UE_GET_DIR(p) == UE_DIR_IN) ? RIO_IN :\
139 ((UE_GET_DIR(p) == UE_DIR_OUT) ? RIO_OUT :\
140 RIO_NODIR))
141#else
142Static struct cdevsw urio_cdevsw = {
143 urioopen, urioclose, urioread, uriowrite,
144 urioioctl, nostop, nullreset, nodevtotty,
145 seltrue, nommap, nostrat,
146 "urio", NULL, -1
147};
148#define USBBASEDEVICE bdevice
149#define RIO_UE_GET_DIR(p) UE_GET_IN(p)
150#endif
151
152#endif /*defined(__FreeBSD__)*/
153
154#define URIO_BBSIZE 1024
155
156struct urio_softc {
157 USBBASEDEVICE sc_dev;
158 usbd_device_handle sc_udev;
159 usbd_interface_handle sc_iface;
160
161 int sc_opened;
162 usbd_pipe_handle sc_pipeh_in;
163 usbd_pipe_handle sc_pipeh_out;
164 int sc_epaddr[2];
165
166 int sc_refcnt;
167#if defined(__NetBSD__) || defined(__OpenBSD__)
168 u_char sc_dying;
169#endif
170};
171
172#define URIOUNIT(n) (minor(n))
173
174#define RIO_RW_TIMEOUT 4000 /* ms */
175
176USB_DECLARE_DRIVER(urio);
177
178USB_MATCH(urio)
179{
180 USB_MATCH_START(urio, uaa);
181 usb_device_descriptor_t *dd;
182
183 DPRINTFN(10,("urio_match\n"));
184 if (!uaa->iface)
185 return UMATCH_NONE;
186
187 dd = usbd_get_device_descriptor(uaa->device);
188
189 if (dd &&
190 ((UGETW(dd->idVendor) == USB_VENDOR_DIAMOND &&
191 UGETW(dd->idProduct) == USB_PRODUCT_DIAMOND_RIO500USB) ||
192 (UGETW(dd->idVendor) == USB_VENDOR_DIAMOND2 &&
193 (UGETW(dd->idProduct) == USB_PRODUCT_DIAMOND2_RIO600USB ||
194 UGETW(dd->idProduct) == USB_PRODUCT_DIAMOND2_RIO800USB))))
195 return UMATCH_VENDOR_PRODUCT;
196 else
197 return UMATCH_NONE;
198}
199
200USB_ATTACH(urio)
201{
202 USB_ATTACH_START(urio, sc, uaa);
203 char devinfo[1024];
204 usbd_device_handle udev;
205 usbd_interface_handle iface;
206 u_int8_t epcount;
207#if defined(__NetBSD__) || defined(__OpenBSD__)
208 u_int8_t niface;
209#endif
210 usbd_status r;
211 char * ermsg = "<none>";
212 int i;
213
214 DPRINTFN(10,("urio_attach: sc=%p\n", sc));
215 usbd_devinfo(uaa->device, 0, devinfo);
216 USB_ATTACH_SETUP;
217 printf("%s: %s\n", USBDEVNAME(sc->sc_dev), devinfo);
218
219 sc->sc_udev = udev = uaa->device;
220
221#if defined(__FreeBSD__)
222 if ((!uaa->device) || (!uaa->iface)) {
223 ermsg = "device or iface";
224 goto nobulk;
225 }
226 sc->sc_iface = iface = uaa->iface;
227#elif defined(__NetBSD__) || defined(__OpenBSD__)
228 if (!udev) {
229 ermsg = "device";
230 goto nobulk;
231 }
232 r = usbd_interface_count(udev, &niface);
233 if (r) {
234 ermsg = "iface";
235 goto nobulk;
236 }
237 r = usbd_device2interface_handle(udev, 0, &iface);
238 if (r) {
239 ermsg = "iface";
240 goto nobulk;
241 }
242 sc->sc_iface = iface;
243#endif
244 sc->sc_opened = 0;
245 sc->sc_pipeh_in = 0;
246 sc->sc_pipeh_out = 0;
247 sc->sc_refcnt = 0;
248
249 r = usbd_endpoint_count(iface, &epcount);
250 if (r != USBD_NORMAL_COMPLETION) {
251 ermsg = "endpoints";
252 goto nobulk;
253 }
254
255 sc->sc_epaddr[RIO_OUT] = 0xff;
256 sc->sc_epaddr[RIO_IN] = 0x00;
257
258 for (i = 0; i < epcount; i++) {
259 usb_endpoint_descriptor_t *edesc =
260 usbd_interface2endpoint_descriptor(iface, i);
261 int d;
262
263 if (!edesc) {
264 ermsg = "interface endpoint";
265 goto nobulk;
266 }
267
268 d = RIO_UE_GET_DIR(edesc->bEndpointAddress);
269 if (d != RIO_NODIR)
270 sc->sc_epaddr[d] = edesc->bEndpointAddress;
271 }
272 if ( sc->sc_epaddr[RIO_OUT] == 0xff ||
273 sc->sc_epaddr[RIO_IN] == 0x00) {
274 ermsg = "Rio I&O";
275 goto nobulk;
276 }
277
278#if defined(__FreeBSD__)
279 #if (__FreeBSD__ >= 4)
280 /* XXX no error trapping, no storing of dev_t */
281 (void) make_dev(&urio_cdevsw, device_get_unit(self),
282 UID_ROOT, GID_OPERATOR,
283 0644, "urio%d", device_get_unit(self));
284 #endif
285#elif defined(__NetBSD__) || defined(__OpenBSD__)
286 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev,
287 USBDEV(sc->sc_dev));
288#endif
289
290 DPRINTFN(10, ("urio_attach: %p\n", sc->sc_udev));
291
292 USB_ATTACH_SUCCESS_RETURN;
293
294 nobulk:
295 printf("%s: could not find %s\n", USBDEVNAME(sc->sc_dev),ermsg);
296 USB_ATTACH_ERROR_RETURN;
297}
298
299
300int
301urioopen(dev_t dev, int flag, int mode, usb_proc_ptr p)
302{
303#if (USBDI >= 1)
304 struct urio_softc * sc;
305#endif
306 int unit = URIOUNIT(dev);
307 USB_GET_SC_OPEN(urio, unit, sc);
308
309 DPRINTFN(5, ("urioopen: flag=%d, mode=%d, unit=%d\n",
310 flag, mode, unit));
311
312 if (sc->sc_opened)
313 return EBUSY;
314
315 if ((flag & (FWRITE|FREAD)) != (FWRITE|FREAD))
316 return EACCES;
317
318 sc->sc_opened = 1;
319 sc->sc_pipeh_in = 0;
320 sc->sc_pipeh_out = 0;
321 if (usbd_open_pipe(sc->sc_iface,
322 sc->sc_epaddr[RIO_IN], 0, &sc->sc_pipeh_in)
323 != USBD_NORMAL_COMPLETION)
324 {
325 sc->sc_pipeh_in = 0;
326 return EIO;
327 };
328 if (usbd_open_pipe(sc->sc_iface,
329 sc->sc_epaddr[RIO_OUT], 0, &sc->sc_pipeh_out)
330 != USBD_NORMAL_COMPLETION)
331 {
332 usbd_close_pipe(sc->sc_pipeh_in);
333 sc->sc_pipeh_in = 0;
334 sc->sc_pipeh_out = 0;
335 return EIO;
336 };
337 return 0;
338}
339
340int
341urioclose(dev_t dev, int flag, int mode, usb_proc_ptr p)
342{
343#if (USBDI >= 1)
344 struct urio_softc * sc;
345#endif
346 int unit = URIOUNIT(dev);
347 USB_GET_SC(urio, unit, sc);
348
349 DPRINTFN(5, ("urioclose: flag=%d, mode=%d, unit=%d\n", flag, mode, unit));
350 if (sc->sc_pipeh_in)
351 usbd_close_pipe(sc->sc_pipeh_in);
352
353 if (sc->sc_pipeh_out)
354 usbd_close_pipe(sc->sc_pipeh_out);
355
356 sc->sc_pipeh_in = 0;
357 sc->sc_pipeh_out = 0;
358 sc->sc_opened = 0;
359 sc->sc_refcnt = 0;
360 return 0;
361}
362
363int
364urioread(dev_t dev, struct uio *uio, int flag)
365{
366#if (USBDI >= 1)
367 struct urio_softc * sc;
368 usbd_xfer_handle reqh;
369#else
370 usbd_request_handle reqh;
371 usbd_private_handle r_priv;
372 void *r_buff;
373 usbd_status r_status;
374#endif
375 int unit = URIOUNIT(dev);
376 usbd_status r;
377 char buf[URIO_BBSIZE];
378 u_int32_t n, tn;
379 int error = 0;
380
381 USB_GET_SC(urio, unit, sc);
382
383 DPRINTFN(5, ("urioread: %d\n", unit));
384 if (!sc->sc_opened)
385 return EIO;
386
387#if (USBDI >= 1)
388 sc->sc_refcnt++;
389 reqh = usbd_alloc_xfer(sc->sc_udev);
390#else
391 reqh = usbd_alloc_request();
392#endif
393 if (reqh == 0)
394 return ENOMEM;
395 while ((n = min(URIO_BBSIZE, uio->uio_resid)) != 0) {
396 DPRINTFN(1, ("urioread: start transfer %d bytes\n", n));
397 tn = n;
398#if (USBDI >= 1)
399 usbd_setup_xfer(reqh, sc->sc_pipeh_in, 0, buf, tn,
400 0, RIO_RW_TIMEOUT, 0);
401#else
402 r = usbd_setup_request(reqh, sc->sc_pipeh_in, 0, buf, tn,
403 0, RIO_RW_TIMEOUT, 0);
404 if (r != USBD_NORMAL_COMPLETION) {
405 error = EIO;
406 break;
407 }
408#endif
409 r = usbd_sync_transfer(reqh);
410 if (r != USBD_NORMAL_COMPLETION) {
411 DPRINTFN(1, ("urioread: error=%d\n", r));
412 usbd_clear_endpoint_stall(sc->sc_pipeh_in);
413 tn = 0;
414 error = EIO;
415 break;
416 }
417#if (USBDI >= 1)
418 usbd_get_xfer_status(reqh, 0, 0, &tn, 0);
419#else
420 usbd_get_request_status(reqh, &r_priv, &r_buff, &tn, &r_status);
421#endif
422
423 DPRINTFN(1, ("urioread: got %d bytes\n", tn));
424 error = uiomove(buf, tn, uio);
425 if (error || tn < n)
426 break;
427 }
428#if (USBDI >= 1)
429 usbd_free_xfer(reqh);
430#else
431 usbd_free_request(reqh);
432#endif
433
434 return error;
435}
436
437int
438uriowrite(dev_t dev, struct uio *uio, int flag)
439{
440#if (USBDI >= 1)
441 struct urio_softc * sc;
442 usbd_xfer_handle reqh;
443#else
444 usbd_request_handle reqh;
445#endif
446 int unit = URIOUNIT(dev);
447 usbd_status r;
448 char buf[URIO_BBSIZE];
449 u_int32_t n;
450 int error = 0;
451
452 USB_GET_SC(urio, unit, sc);
453
454 DPRINTFN(5, ("uriowrite: %d\n", unit));
455 if (!sc->sc_opened)
456 return EIO;
457
458#if (USBDI >= 1)
459 sc->sc_refcnt++;
460 reqh = usbd_alloc_xfer(sc->sc_udev);
461#else
462 reqh = usbd_alloc_request();
463#endif
464 if (reqh == 0)
465 return EIO;
466 while ((n = min(URIO_BBSIZE, uio->uio_resid)) != 0) {
467 error = uiomove(buf, n, uio);
468 if (error)
469 break;
470 DPRINTFN(1, ("uriowrite: transfer %d bytes\n", n));
471#if (USBDI >= 1)
472 usbd_setup_xfer(reqh, sc->sc_pipeh_out, 0, buf, n,
473 0, RIO_RW_TIMEOUT, 0);
474#else
475 r = usbd_setup_request(reqh, sc->sc_pipeh_out, 0, buf, n,
476 0, RIO_RW_TIMEOUT, 0);
477 if (r != USBD_NORMAL_COMPLETION) {
478 error = EIO;
479 break;
480 }
481#endif
482 r = usbd_sync_transfer(reqh);
483 if (r != USBD_NORMAL_COMPLETION) {
484 DPRINTFN(1, ("uriowrite: error=%d\n", r));
485 usbd_clear_endpoint_stall(sc->sc_pipeh_out);
486 error = EIO;
487 break;
488 }
489#if (USBDI >= 1)
490 usbd_get_xfer_status(reqh, 0, 0, 0, 0);
491#endif
492 }
493
494#if (USBDI >= 1)
495 usbd_free_xfer(reqh);
496#else
497 usbd_free_request(reqh);
498#endif
499
500 return error;
501}
502
503
504int
505urioioctl(dev_t dev, u_long cmd, caddr_t addr, int flag, usb_proc_ptr p)
506{
507#if (USBDI >= 1)
508 struct urio_softc * sc;
509#endif
510 int unit = URIOUNIT(dev);
511 struct RioCommand *rio_cmd;
512 int requesttype, len;
513 struct iovec iov;
514 struct uio uio;
515 usb_device_request_t req;
516 int req_flags = 0, req_actlen = 0;
517 void *ptr = 0;
518 int error = 0;
519 usbd_status r;
520
521 USB_GET_SC(urio, unit, sc);
522
523 switch (cmd) {
524 case RIO_RECV_COMMAND:
525 if (!(flag & FWRITE))
526 return EPERM;
527 rio_cmd = (struct RioCommand *)addr;
528 if (rio_cmd == NULL)
529 return EINVAL;
530 len = rio_cmd->length;
531
532 requesttype = rio_cmd->requesttype | UT_READ_VENDOR_DEVICE;
533 DPRINTFN(1,("sending command:reqtype=%0x req=%0x value=%0x index=%0x len=%0x\n",
534 requesttype, rio_cmd->request, rio_cmd->value, rio_cmd->index, len));
535 break;
536
537 case RIO_SEND_COMMAND:
538 if (!(flag & FWRITE))
539 return EPERM;
540 rio_cmd = (struct RioCommand *)addr;
541 if (rio_cmd == NULL)
542 return EINVAL;
543 len = rio_cmd->length;
544
545 requesttype = rio_cmd->requesttype | UT_WRITE_VENDOR_DEVICE;
546 DPRINTFN(1,("sending command:reqtype=%0x req=%0x value=%0x index=%0x len=%0x\n",
547 requesttype, rio_cmd->request, rio_cmd->value, rio_cmd->index, len));
548 break;
549
550 default:
551 return EINVAL;
552 break;
553 }
554
555 /* Send rio control message */
556 req.bmRequestType = requesttype;
557 req.bRequest = rio_cmd->request;
558 USETW(req.wValue, rio_cmd->value);
559 USETW(req.wIndex, rio_cmd->index);
560 USETW(req.wLength, len);
561
562 if (len < 0 || len > 32767)
563 return EINVAL;
564 if (len != 0) {
565 iov.iov_base = (caddr_t)rio_cmd->buffer;
566 iov.iov_len = len;
567 uio.uio_iov = &iov;
568 uio.uio_iovcnt = 1;
569 uio.uio_resid = len;
570 uio.uio_offset = 0;
571 uio.uio_segflg = UIO_USERSPACE;
572 uio.uio_rw =
573 req.bmRequestType & UT_READ ?
574 UIO_READ : UIO_WRITE;
dadab5e9 575 uio.uio_td = p;
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576 ptr = malloc(len, M_TEMP, M_WAITOK);
577 if (uio.uio_rw == UIO_WRITE) {
578 error = uiomove(ptr, len, &uio);
579 if (error)
580 goto ret;
581 }
582 }
583
584 r = usbd_do_request_flags(sc->sc_udev, &req,
585 ptr, req_flags, &req_actlen);
586 if (r == USBD_NORMAL_COMPLETION) {
587 error = 0;
588 if (len != 0) {
589 if (uio.uio_rw == UIO_READ) {
590 error = uiomove(ptr, len, &uio);
591 }
592 }
593 } else {
594 error = EIO;
595 }
596
597ret:
598 if (ptr)
599 free(ptr, M_TEMP);
600 return error;
601}
602
603
604#if defined(__NetBSD__) || defined(__OpenBSD__)
605int
606urio_activate(device_ptr_t self, enum devact act)
607{
608 struct urio_softc *sc = (struct urio_softc *)self;
609
610 switch (act) {
611 case DVACT_ACTIVATE:
612 return (EOPNOTSUPP);
613 break;
614
615 case DVACT_DEACTIVATE:
616 sc->sc_dying = 1;
617 break;
618 }
619 return (0);
620}
621
622USB_DETACH(urio)
623{
624 USB_DETACH_START(urio, sc);
625 struct urio_endpoint *sce;
626 int i, dir;
627 int s;
628#if defined(__NetBSD__) || defined(__OpenBSD__)
629 int maj, mn;
630
631 DPRINTF(("urio_detach: sc=%p flags=%d\n", sc, flags));
632#elif defined(__FreeBSD__)
633 DPRINTF(("urio_detach: sc=%p\n", sc));
634#endif
635
636 sc->sc_dying = 1;
637 /* Abort all pipes. Causes processes waiting for transfer to wake. */
638#if 0
639 for (i = 0; i < USB_MAX_ENDPOINTS; i++) {
640 for (dir = OUT; dir <= IN; dir++) {
641 sce = &sc->sc_endpoints[i][dir];
642 if (sce && sce->pipeh)
643 usbd_abort_pipe(sce->pipeh);
644 }
645 }
646
647 s = splusb();
648 if (--sc->sc_refcnt >= 0) {
649 /* Wake everyone */
650 for (i = 0; i < USB_MAX_ENDPOINTS; i++)
651 wakeup(&sc->sc_endpoints[i][IN]);
652 /* Wait for processes to go away. */
653 usb_detach_wait(USBDEV(sc->sc_dev));
654 }
655 splx(s);
656#else
657 if (sc->sc_pipeh_in)
658 usbd_abort_pipe(sc->sc_pipeh_in);
659
660 if (sc->sc_pipeh_out)
661 usbd_abort_pipe(sc->sc_pipeh_out);
662
663 s = splusb();
664 if (--sc->sc_refcnt >= 0) {
665 /* Wait for processes to go away. */
666 usb_detach_wait(USBDEV(sc->sc_dev));
667 }
668 splx(s);
669#endif
670
671#if defined(__NetBSD__) || defined(__OpenBSD__)
672 /* locate the major number */
673 for (maj = 0; maj < nchrdev; maj++)
674 if (cdevsw[maj].d_open == urioopen)
675 break;
676
677 /* Nuke the vnodes for any open instances (calls close). */
678 mn = self->dv_unit * USB_MAX_ENDPOINTS;
679 vdevgone(maj, mn, mn + USB_MAX_ENDPOINTS - 1, VCHR);
680#elif defined(__FreeBSD__)
681 /* XXX not implemented yet */
682#endif
683
684 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev,
685 USBDEV(sc->sc_dev));
686
687 return (0);
688}
689#endif /* defined(__NetBSD__) || defined(__OpenBSD__) */
690
691#if defined(__FreeBSD__)
692Static int
693urio_detach(device_t self)
694{
695 DPRINTF(("%s: disconnected\n", USBDEVNAME(self)));
696 device_set_desc(self, NULL);
697 return 0;
698}
699
700#if (__FreeBSD__ >= 4)
701DRIVER_MODULE(urio, uhub, urio_driver, urio_devclass, usbd_driver_load, 0);
702#else
703CDEV_DRIVER_MODULE(urio, uhub, urio_driver, urio_devclass,
704 URIO_CDEV_MAJOR, urio_cdevsw, usbd_driver_load, 0);
705#endif
706
707#endif