2 * Copyright (c) 2000 Iwasa Kazmi
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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.
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
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
32 * $FreeBSD: src/sys/dev/usb/urio.c,v 1.28 2003/08/25 22:01:06 joe Exp $
33 * $DragonFly: src/sys/dev/usbmisc/urio/urio.c,v 1.21 2007/07/02 06:43:31 hasso Exp $
37 * 2000/3/24 added NetBSD/OpenBSD support (from Alex Nemirovsky)
38 * 2000/3/07 use two bulk-pipe handles for read and write (Dirk)
39 * 2000/3/06 change major number(143), and copyright header
40 * some fix for 4.0 (Dirk)
41 * 2000/3/05 codes for FreeBSD 4.x - CURRENT (Thanks to Dirk-Willem van Gulik)
42 * 2000/3/01 remove retry code from urioioctl()
43 * change method of bulk transfer (no interrupt)
44 * 2000/2/28 small fixes for new rio_usb.h
45 * 2000/2/24 first version.
48 #include <sys/param.h>
49 #include <sys/systm.h>
50 #include <sys/kernel.h>
51 #include <sys/malloc.h>
52 #include <sys/module.h>
54 #include <sys/ioccom.h>
55 #include <sys/fcntl.h>
56 #include <sys/filio.h>
61 #include <sys/select.h>
62 #include <sys/vnode.h>
64 #include <sys/sysctl.h>
66 #include <sys/thread2.h>
68 #include <bus/usb/usb.h>
69 #include <bus/usb/usbdi.h>
70 #include <bus/usb/usbdi_util.h>
72 #include <bus/usb/usbdevs.h>
73 #include <bus/usb/rio500_usb.h>
76 #define DPRINTF(x) if (uriodebug) kprintf x
77 #define DPRINTFN(n,x) if (uriodebug>(n)) kprintf x
79 SYSCTL_NODE(_hw_usb, OID_AUTO, urio, CTLFLAG_RW, 0, "USB urio");
80 SYSCTL_INT(_hw_usb_urio, OID_AUTO, debug, CTLFLAG_RW,
81 &uriodebug, 0, "urio debug level");
87 /* difference of usbd interface */
100 #define URIO_CDEV_MAJOR 143
102 static struct dev_ops urio_ops = {
103 { "urio", URIO_CDEV_MAJOR, 0 },
105 .d_close = urioclose,
107 .d_write = uriowrite,
108 .d_ioctl = urioioctl,
110 #define RIO_UE_GET_DIR(p) ((UE_GET_DIR(p) == UE_DIR_IN) ? RIO_IN :\
111 ((UE_GET_DIR(p) == UE_DIR_OUT) ? RIO_OUT :\
114 #define URIO_BBSIZE 1024
118 usbd_device_handle sc_udev;
119 usbd_interface_handle sc_iface;
122 usbd_pipe_handle sc_pipeh_in;
123 usbd_pipe_handle sc_pipeh_out;
129 #define URIOUNIT(n) (minor(n))
131 #define RIO_RW_TIMEOUT 4000 /* ms */
133 USB_DECLARE_DRIVER(urio);
136 urio_match(device_t self)
138 struct usb_attach_arg *uaa = device_get_ivars(self);
139 usb_device_descriptor_t *dd;
141 DPRINTFN(10,("urio_match\n"));
145 dd = usbd_get_device_descriptor(uaa->device);
148 ((UGETW(dd->idVendor) == USB_VENDOR_DIAMOND &&
149 UGETW(dd->idProduct) == USB_PRODUCT_DIAMOND_RIO500USB) ||
150 (UGETW(dd->idVendor) == USB_VENDOR_DIAMOND2 &&
151 (UGETW(dd->idProduct) == USB_PRODUCT_DIAMOND2_RIO600USB ||
152 UGETW(dd->idProduct) == USB_PRODUCT_DIAMOND2_RIO800USB))))
153 return UMATCH_VENDOR_PRODUCT;
159 urio_attach(device_t self)
161 struct urio_softc *sc = device_get_softc(self);
162 struct usb_attach_arg *uaa = device_get_ivars(self);
164 usbd_device_handle udev;
165 usbd_interface_handle iface;
168 char * ermsg = "<none>";
171 DPRINTFN(10,("urio_attach: sc=%p\n", sc));
172 usbd_devinfo(uaa->device, 0, devinfo);
174 device_set_desc_copy(self, devinfo);
175 kprintf("%s: %s\n", device_get_nameunit(sc->sc_dev), devinfo);
177 sc->sc_udev = udev = uaa->device;
179 if ((!uaa->device) || (!uaa->iface)) {
180 ermsg = "device or iface";
183 sc->sc_iface = iface = uaa->iface;
186 sc->sc_pipeh_out = 0;
189 r = usbd_endpoint_count(iface, &epcount);
190 if (r != USBD_NORMAL_COMPLETION) {
195 sc->sc_epaddr[RIO_OUT] = 0xff;
196 sc->sc_epaddr[RIO_IN] = 0x00;
198 for (i = 0; i < epcount; i++) {
199 usb_endpoint_descriptor_t *edesc =
200 usbd_interface2endpoint_descriptor(iface, i);
204 ermsg = "interface endpoint";
208 d = RIO_UE_GET_DIR(edesc->bEndpointAddress);
210 sc->sc_epaddr[d] = edesc->bEndpointAddress;
212 if ( sc->sc_epaddr[RIO_OUT] == 0xff ||
213 sc->sc_epaddr[RIO_IN] == 0x00) {
218 dev_ops_add(&urio_ops, -1, device_get_unit(self));
219 make_dev(&urio_ops, device_get_unit(self),
220 UID_ROOT, GID_OPERATOR,
221 0644, "urio%d", device_get_unit(self));
223 DPRINTFN(10, ("urio_attach: %p\n", sc->sc_udev));
228 kprintf("%s: could not find %s\n", device_get_nameunit(sc->sc_dev),ermsg);
234 urioopen(struct dev_open_args *ap)
236 cdev_t dev = ap->a_head.a_dev;
238 struct urio_softc * sc;
240 int unit = URIOUNIT(dev);
241 sc = devclass_get_softc(urio_devclass, unit);
245 DPRINTFN(5, ("urioopen: flag=%d, mode=%d, unit=%d\n",
246 ap->a_oflags, ap->a_devtype, unit));
251 if ((ap->a_oflags & (FWRITE|FREAD)) != (FWRITE|FREAD))
256 sc->sc_pipeh_out = 0;
257 if (usbd_open_pipe(sc->sc_iface,
258 sc->sc_epaddr[RIO_IN], 0, &sc->sc_pipeh_in)
259 != USBD_NORMAL_COMPLETION)
264 if (usbd_open_pipe(sc->sc_iface,
265 sc->sc_epaddr[RIO_OUT], 0, &sc->sc_pipeh_out)
266 != USBD_NORMAL_COMPLETION)
268 usbd_close_pipe(sc->sc_pipeh_in);
270 sc->sc_pipeh_out = 0;
277 urioclose(struct dev_close_args *ap)
279 cdev_t dev = ap->a_head.a_dev;
281 struct urio_softc * sc;
283 int unit = URIOUNIT(dev);
284 sc = devclass_get_softc(urio_devclass, unit);
286 DPRINTFN(5, ("urioclose: flag=%d, mode=%d, unit=%d\n",
287 ap->a_fflag, ap->a_devtype, unit));
289 usbd_close_pipe(sc->sc_pipeh_in);
291 if (sc->sc_pipeh_out)
292 usbd_close_pipe(sc->sc_pipeh_out);
295 sc->sc_pipeh_out = 0;
302 urioread(struct dev_read_args *ap)
304 cdev_t dev = ap->a_head.a_dev;
305 struct uio *uio = ap->a_uio;
307 struct urio_softc * sc;
308 usbd_xfer_handle reqh;
310 usbd_request_handle reqh;
311 usbd_private_handle r_priv;
313 usbd_status r_status;
315 int unit = URIOUNIT(dev);
317 char buf[URIO_BBSIZE];
321 sc = devclass_get_softc(urio_devclass, unit);
323 DPRINTFN(5, ("urioread: %d\n", unit));
329 reqh = usbd_alloc_xfer(sc->sc_udev);
331 reqh = usbd_alloc_request();
335 while ((n = min(URIO_BBSIZE, uio->uio_resid)) != 0) {
336 DPRINTFN(1, ("urioread: start transfer %d bytes\n", n));
339 usbd_setup_xfer(reqh, sc->sc_pipeh_in, 0, buf, tn,
340 0, RIO_RW_TIMEOUT, 0);
342 r = usbd_setup_request(reqh, sc->sc_pipeh_in, 0, buf, tn,
343 0, RIO_RW_TIMEOUT, 0);
344 if (r != USBD_NORMAL_COMPLETION) {
349 r = usbd_sync_transfer(reqh);
350 if (r != USBD_NORMAL_COMPLETION) {
351 DPRINTFN(1, ("urioread: error=%d\n", r));
352 usbd_clear_endpoint_stall(sc->sc_pipeh_in);
358 usbd_get_xfer_status(reqh, 0, 0, &tn, 0);
360 usbd_get_request_status(reqh, &r_priv, &r_buff, &tn, &r_status);
363 DPRINTFN(1, ("urioread: got %d bytes\n", tn));
364 error = uiomove(buf, tn, uio);
369 usbd_free_xfer(reqh);
371 usbd_free_request(reqh);
378 uriowrite(struct dev_write_args *ap)
380 cdev_t dev = ap->a_head.a_dev;
381 struct uio *uio = ap->a_uio;
383 struct urio_softc * sc;
384 usbd_xfer_handle reqh;
386 usbd_request_handle reqh;
388 int unit = URIOUNIT(dev);
390 char buf[URIO_BBSIZE];
394 sc = devclass_get_softc(urio_devclass, unit);
396 DPRINTFN(5, ("uriowrite: %d\n", unit));
402 reqh = usbd_alloc_xfer(sc->sc_udev);
404 reqh = usbd_alloc_request();
408 while ((n = min(URIO_BBSIZE, uio->uio_resid)) != 0) {
409 error = uiomove(buf, n, uio);
412 DPRINTFN(1, ("uriowrite: transfer %d bytes\n", n));
414 usbd_setup_xfer(reqh, sc->sc_pipeh_out, 0, buf, n,
415 0, RIO_RW_TIMEOUT, 0);
417 r = usbd_setup_request(reqh, sc->sc_pipeh_out, 0, buf, n,
418 0, RIO_RW_TIMEOUT, 0);
419 if (r != USBD_NORMAL_COMPLETION) {
424 r = usbd_sync_transfer(reqh);
425 if (r != USBD_NORMAL_COMPLETION) {
426 DPRINTFN(1, ("uriowrite: error=%d\n", r));
427 usbd_clear_endpoint_stall(sc->sc_pipeh_out);
432 usbd_get_xfer_status(reqh, 0, 0, 0, 0);
437 usbd_free_xfer(reqh);
439 usbd_free_request(reqh);
447 urioioctl(struct dev_ioctl_args *ap)
449 cdev_t dev = ap->a_head.a_dev;
451 struct urio_softc * sc;
453 int unit = URIOUNIT(dev);
454 struct RioCommand *rio_cmd;
455 int requesttype, len;
458 usb_device_request_t req;
459 int req_flags = 0, req_actlen = 0;
464 sc = devclass_get_softc(urio_devclass, unit);
467 case RIO_RECV_COMMAND:
468 if (!(ap->a_fflag & FWRITE))
470 rio_cmd = (struct RioCommand *)ap->a_data;
473 len = rio_cmd->length;
475 requesttype = rio_cmd->requesttype | UT_READ_VENDOR_DEVICE;
476 DPRINTFN(1,("sending command:reqtype=%0x req=%0x value=%0x index=%0x len=%0x\n",
477 requesttype, rio_cmd->request, rio_cmd->value, rio_cmd->index, len));
480 case RIO_SEND_COMMAND:
481 if (!(ap->a_fflag & FWRITE))
483 rio_cmd = (struct RioCommand *)ap->a_data;
486 len = rio_cmd->length;
488 requesttype = rio_cmd->requesttype | UT_WRITE_VENDOR_DEVICE;
489 DPRINTFN(1,("sending command:reqtype=%0x req=%0x value=%0x index=%0x len=%0x\n",
490 requesttype, rio_cmd->request, rio_cmd->value, rio_cmd->index, len));
498 /* Send rio control message */
499 req.bmRequestType = requesttype;
500 req.bRequest = rio_cmd->request;
501 USETW(req.wValue, rio_cmd->value);
502 USETW(req.wIndex, rio_cmd->index);
503 USETW(req.wLength, len);
505 if (len < 0 || len > 32767)
508 iov.iov_base = (caddr_t)rio_cmd->buffer;
514 uio.uio_segflg = UIO_USERSPACE;
516 req.bmRequestType & UT_READ ?
517 UIO_READ : UIO_WRITE;
518 uio.uio_td = curthread;
519 ptr = kmalloc(len, M_TEMP, M_WAITOK);
520 if (uio.uio_rw == UIO_WRITE) {
521 error = uiomove(ptr, len, &uio);
527 r = usbd_do_request_flags(sc->sc_udev, &req,
528 ptr, req_flags, &req_actlen,
529 USBD_DEFAULT_TIMEOUT);
530 if (r == USBD_NORMAL_COMPLETION) {
533 if (uio.uio_rw == UIO_READ) {
534 error = uiomove(ptr, len, &uio);
548 urio_detach(device_t self)
550 DPRINTF(("%s: disconnected\n", device_get_nameunit(self)));
551 dev_ops_remove(&urio_ops, -1, device_get_unit(self));
552 /* XXX not implemented yet */
553 device_set_desc(self, NULL);
557 DRIVER_MODULE(urio, uhub, urio_driver, urio_devclass, usbd_driver_load, 0);