2 * Copyright (c) 1998 The NetBSD Foundation, Inc.
5 * This code is derived from software contributed to The NetBSD Foundation
6 * by Lennart Augustsson (lennart@augustsson.net) at
7 * Carlstedt Research & Technology.
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 * 3. All advertising materials mentioning features or use of this software
18 * must display the following acknowledgement:
19 * This product includes software developed by the NetBSD
20 * Foundation, Inc. and its contributors.
21 * 4. Neither the name of The NetBSD Foundation nor the names of its
22 * contributors may be used to endorse or promote products derived
23 * from this software without specific prior written permission.
25 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
26 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
27 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
28 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
29 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
30 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
31 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
32 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
33 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
34 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
35 * POSSIBILITY OF SUCH DAMAGE.
38 #include <sys/cdefs.h>
39 __FBSDID("$FreeBSD$");
42 * HID spec: http://www.usb.org/developers/devclass_docs/HID1_11.pdf
45 #include <sys/stdint.h>
46 #include <sys/stddef.h>
47 #include <sys/param.h>
48 #include <sys/queue.h>
49 #include <sys/types.h>
50 #include <sys/systm.h>
51 #include <sys/kernel.h>
53 #include <sys/linker_set.h>
54 #include <sys/module.h>
56 #include <sys/mutex.h>
57 #include <sys/condvar.h>
58 #include <sys/sysctl.h>
60 #include <sys/unistd.h>
61 #include <sys/callout.h>
62 #include <sys/malloc.h>
65 #include <sys/fcntl.h>
67 #include <dev/usb/usb.h>
68 #include <dev/usb/usbdi.h>
69 #include <dev/usb/usbdi_util.h>
70 #include <dev/usb/usbhid.h>
73 #define USB_DEBUG_VAR ums_debug
74 #include <dev/usb/usb_debug.h>
76 #include <dev/usb/quirk/usb_quirk.h>
78 #include <sys/ioccom.h>
79 #include <sys/filio.h>
81 #include <sys/mouse.h>
84 static int ums_debug = 0;
86 SYSCTL_NODE(_hw_usb, OID_AUTO, ums, CTLFLAG_RW, 0, "USB ums");
87 SYSCTL_INT(_hw_usb_ums, OID_AUTO, debug, CTLFLAG_RW,
88 &ums_debug, 0, "Debug level");
91 #define MOUSE_FLAGS_MASK (HIO_CONST|HIO_RELATIVE)
92 #define MOUSE_FLAGS (HIO_RELATIVE)
94 #define UMS_BUF_SIZE 8 /* bytes */
95 #define UMS_IFQ_MAXLEN 50 /* units */
96 #define UMS_BUTTON_MAX 31 /* exclusive, must be less than 32 */
97 #define UMS_BUT(i) ((i) < 3 ? (((i) + 2) % 3) : (i))
98 #define UMS_INFO_MAX 2 /* maximum number of HID sets */
106 struct hid_location sc_loc_w;
107 struct hid_location sc_loc_x;
108 struct hid_location sc_loc_y;
109 struct hid_location sc_loc_z;
110 struct hid_location sc_loc_t;
111 struct hid_location sc_loc_btn[UMS_BUTTON_MAX];
114 #define UMS_FLAG_X_AXIS 0x0001
115 #define UMS_FLAG_Y_AXIS 0x0002
116 #define UMS_FLAG_Z_AXIS 0x0004
117 #define UMS_FLAG_T_AXIS 0x0008
118 #define UMS_FLAG_SBU 0x0010 /* spurious button up events */
119 #define UMS_FLAG_REVZ 0x0020 /* Z-axis is reversed */
120 #define UMS_FLAG_W_AXIS 0x0040
127 uint8_t sc_iid_btn[UMS_BUTTON_MAX];
132 struct usb_fifo_sc sc_fifo;
134 struct usb_callout sc_callout;
135 struct ums_info sc_info[UMS_INFO_MAX];
139 mousestatus_t sc_status;
141 struct usb_xfer *sc_xfer[UMS_N_TRANSFER];
150 static void ums_put_queue_timeout(void *__sc);
152 static usb_callback_t ums_intr_callback;
154 static device_probe_t ums_probe;
155 static device_attach_t ums_attach;
156 static device_detach_t ums_detach;
158 static usb_fifo_cmd_t ums_start_read;
159 static usb_fifo_cmd_t ums_stop_read;
160 static usb_fifo_open_t ums_open;
161 static usb_fifo_close_t ums_close;
162 static usb_fifo_ioctl_t ums_ioctl;
164 static void ums_put_queue(struct ums_softc *sc, int32_t dx, int32_t dy, int32_t dz, int32_t dt, int32_t buttons);
166 static struct usb_fifo_methods ums_fifo_methods = {
168 .f_close = &ums_close,
169 .f_ioctl = &ums_ioctl,
170 .f_start_read = &ums_start_read,
171 .f_stop_read = &ums_stop_read,
172 .basename[0] = "ums",
176 ums_put_queue_timeout(void *__sc)
178 struct ums_softc *sc = __sc;
180 mtx_assert(&sc->sc_mtx, MA_OWNED);
182 ums_put_queue(sc, 0, 0, 0, 0, 0);
186 ums_intr_callback(struct usb_xfer *xfer, usb_error_t error)
188 struct ums_softc *sc = usbd_xfer_softc(xfer);
189 struct ums_info *info = &sc->sc_info[0];
190 struct usb_page_cache *pc;
191 uint8_t *buf = sc->sc_temp;
193 int32_t buttons_found = 0;
203 usbd_xfer_status(xfer, &len, NULL, NULL, NULL);
205 switch (USB_GET_STATE(xfer)) {
206 case USB_ST_TRANSFERRED:
207 DPRINTFN(6, "sc=%p actlen=%d\n", sc, len);
209 if (len > sizeof(sc->sc_temp)) {
210 DPRINTFN(6, "truncating large packet to %zu bytes\n",
211 sizeof(sc->sc_temp));
212 len = sizeof(sc->sc_temp);
217 pc = usbd_xfer_get_frame(xfer, 0);
218 usbd_copy_out(pc, 0, buf, len);
220 DPRINTFN(6, "data = %02x %02x %02x %02x "
221 "%02x %02x %02x %02x\n",
222 (len > 0) ? buf[0] : 0, (len > 1) ? buf[1] : 0,
223 (len > 2) ? buf[2] : 0, (len > 3) ? buf[3] : 0,
224 (len > 4) ? buf[4] : 0, (len > 5) ? buf[5] : 0,
225 (len > 6) ? buf[6] : 0, (len > 7) ? buf[7] : 0);
235 if (sc->sc_info[0].sc_flags & UMS_FLAG_SBU) {
236 if ((*buf == 0x14) || (*buf == 0x15)) {
243 if ((info->sc_flags & UMS_FLAG_W_AXIS) &&
244 (id == info->sc_iid_w))
245 dw += hid_get_data(buf, len, &info->sc_loc_w);
247 if ((info->sc_flags & UMS_FLAG_X_AXIS) &&
248 (id == info->sc_iid_x))
249 dx += hid_get_data(buf, len, &info->sc_loc_x);
251 if ((info->sc_flags & UMS_FLAG_Y_AXIS) &&
252 (id == info->sc_iid_y))
253 dy = -hid_get_data(buf, len, &info->sc_loc_y);
255 if ((info->sc_flags & UMS_FLAG_Z_AXIS) &&
256 (id == info->sc_iid_z)) {
258 temp = hid_get_data(buf, len, &info->sc_loc_z);
259 if (info->sc_flags & UMS_FLAG_REVZ)
264 if ((info->sc_flags & UMS_FLAG_T_AXIS) &&
265 (id == info->sc_iid_t))
266 dt -= hid_get_data(buf, len, &info->sc_loc_t);
268 for (i = 0; i < info->sc_buttons; i++) {
270 mask = 1UL << UMS_BUT(i);
271 /* check for correct button ID */
272 if (id != info->sc_iid_btn[i])
274 /* check for button pressed */
275 if (hid_get_data(buf, len, &info->sc_loc_btn[i]))
277 /* register button mask */
278 buttons_found |= mask;
281 if (++info != &sc->sc_info[UMS_INFO_MAX])
284 /* keep old button value(s) for non-detected buttons */
285 buttons |= sc->sc_status.button & ~buttons_found;
287 if (dx || dy || dz || dt || dw ||
288 (buttons != sc->sc_status.button)) {
290 DPRINTFN(6, "x:%d y:%d z:%d t:%d w:%d buttons:0x%08x\n",
291 dx, dy, dz, dt, dw, buttons);
293 sc->sc_status.button = buttons;
294 sc->sc_status.dx += dx;
295 sc->sc_status.dy += dy;
296 sc->sc_status.dz += dz;
298 * sc->sc_status.dt += dt;
299 * no way to export this yet
303 * The Qtronix keyboard has a built in PS/2
304 * port for a mouse. The firmware once in a
305 * while posts a spurious button up
306 * event. This event we ignore by doing a
307 * timeout for 50 msecs. If we receive
308 * dx=dy=dz=buttons=0 before we add the event
309 * to the queue. In any other case we delete
312 if ((sc->sc_info[0].sc_flags & UMS_FLAG_SBU) &&
313 (dx == 0) && (dy == 0) && (dz == 0) && (dt == 0) &&
314 (dw == 0) && (buttons == 0)) {
316 usb_callout_reset(&sc->sc_callout, hz / 20,
317 &ums_put_queue_timeout, sc);
320 usb_callout_stop(&sc->sc_callout);
322 ums_put_queue(sc, dx, dy, dz, dt, buttons);
327 /* check if we can put more data into the FIFO */
328 if (usb_fifo_put_bytes_max(
329 sc->sc_fifo.fp[USB_FIFO_RX]) != 0) {
330 usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer));
331 usbd_transfer_submit(xfer);
336 if (error != USB_ERR_CANCELLED) {
337 /* try clear stall first */
338 usbd_xfer_set_stall(xfer);
345 static const struct usb_config ums_config[UMS_N_TRANSFER] = {
348 .type = UE_INTERRUPT,
349 .endpoint = UE_ADDR_ANY,
350 .direction = UE_DIR_IN,
351 .flags = {.pipe_bof = 1,.short_xfer_ok = 1,},
352 .bufsize = 0, /* use wMaxPacketSize */
353 .callback = &ums_intr_callback,
358 ums_probe(device_t dev)
360 struct usb_attach_arg *uaa = device_get_ivars(dev);
367 if (uaa->usb_mode != USB_MODE_HOST)
370 if (uaa->info.bInterfaceClass != UICLASS_HID)
373 if ((uaa->info.bInterfaceSubClass == UISUBCLASS_BOOT) &&
374 (uaa->info.bInterfaceProtocol == UIPROTO_MOUSE))
377 error = usbd_req_get_hid_desc(uaa->device, NULL,
378 &d_ptr, &d_len, M_TEMP, uaa->info.bIfaceIndex);
383 if (hid_is_collection(d_ptr, d_len,
384 HID_USAGE2(HUP_GENERIC_DESKTOP, HUG_MOUSE)))
394 ums_hid_parse(struct ums_softc *sc, device_t dev, const uint8_t *buf,
395 uint16_t len, uint8_t index)
397 struct ums_info *info = &sc->sc_info[index];
401 if (hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP, HUG_X),
402 hid_input, index, &info->sc_loc_x, &flags, &info->sc_iid_x)) {
404 if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) {
405 info->sc_flags |= UMS_FLAG_X_AXIS;
408 if (hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP, HUG_Y),
409 hid_input, index, &info->sc_loc_y, &flags, &info->sc_iid_y)) {
411 if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) {
412 info->sc_flags |= UMS_FLAG_Y_AXIS;
415 /* Try the wheel first as the Z activator since it's tradition. */
416 if (hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP,
417 HUG_WHEEL), hid_input, index, &info->sc_loc_z, &flags,
419 hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP,
420 HUG_TWHEEL), hid_input, index, &info->sc_loc_z, &flags,
422 if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) {
423 info->sc_flags |= UMS_FLAG_Z_AXIS;
426 * We might have both a wheel and Z direction, if so put
427 * put the Z on the W coordinate.
429 if (hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP,
430 HUG_Z), hid_input, index, &info->sc_loc_w, &flags,
433 if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) {
434 info->sc_flags |= UMS_FLAG_W_AXIS;
437 } else if (hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP,
438 HUG_Z), hid_input, index, &info->sc_loc_z, &flags,
441 if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) {
442 info->sc_flags |= UMS_FLAG_Z_AXIS;
446 * The Microsoft Wireless Intellimouse 2.0 reports it's wheel
447 * using 0x0048, which is HUG_TWHEEL, and seems to expect you
448 * to know that the byte after the wheel is the tilt axis.
449 * There are no other HID axis descriptors other than X,Y and
452 if (hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP,
453 HUG_TWHEEL), hid_input, index, &info->sc_loc_t,
454 &flags, &info->sc_iid_t)) {
456 info->sc_loc_t.pos += 8;
458 if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) {
459 info->sc_flags |= UMS_FLAG_T_AXIS;
462 /* figure out the number of buttons */
464 for (i = 0; i < UMS_BUTTON_MAX; i++) {
465 if (!hid_locate(buf, len, HID_USAGE2(HUP_BUTTON, (i + 1)),
466 hid_input, index, &info->sc_loc_btn[i], NULL,
467 &info->sc_iid_btn[i])) {
471 info->sc_buttons = i;
473 if (i > sc->sc_buttons)
476 if (info->sc_flags == 0)
479 /* announce information about the mouse */
480 device_printf(dev, "%d buttons and [%s%s%s%s%s] coordinates ID=%u\n",
482 (info->sc_flags & UMS_FLAG_X_AXIS) ? "X" : "",
483 (info->sc_flags & UMS_FLAG_Y_AXIS) ? "Y" : "",
484 (info->sc_flags & UMS_FLAG_Z_AXIS) ? "Z" : "",
485 (info->sc_flags & UMS_FLAG_T_AXIS) ? "T" : "",
486 (info->sc_flags & UMS_FLAG_W_AXIS) ? "W" : "",
491 ums_attach(device_t dev)
493 struct usb_attach_arg *uaa = device_get_ivars(dev);
494 struct ums_softc *sc = device_get_softc(dev);
495 struct ums_info *info;
503 DPRINTFN(11, "sc=%p\n", sc);
505 device_set_usb_desc(dev);
507 mtx_init(&sc->sc_mtx, "ums lock", NULL, MTX_DEF | MTX_RECURSE);
509 usb_callout_init_mtx(&sc->sc_callout, &sc->sc_mtx, 0);
512 * Force the report (non-boot) protocol.
514 * Mice without boot protocol support may choose not to implement
515 * Set_Protocol at all; Ignore any error.
517 err = usbd_req_set_protocol(uaa->device, NULL,
518 uaa->info.bIfaceIndex, 1);
520 err = usbd_transfer_setup(uaa->device,
521 &uaa->info.bIfaceIndex, sc->sc_xfer, ums_config,
522 UMS_N_TRANSFER, sc, &sc->sc_mtx);
525 DPRINTF("error=%s\n", usbd_errstr(err));
529 /* Get HID descriptor */
530 err = usbd_req_get_hid_desc(uaa->device, NULL, &d_ptr,
531 &d_len, M_TEMP, uaa->info.bIfaceIndex);
534 device_printf(dev, "error reading report description\n");
538 isize = hid_report_size(d_ptr, d_len, hid_input, &sc->sc_iid);
541 * The Microsoft Wireless Notebook Optical Mouse seems to be in worse
542 * shape than the Wireless Intellimouse 2.0, as its X, Y, wheel, and
543 * all of its other button positions are all off. It also reports that
544 * it has two addional buttons and a tilt wheel.
546 if (usb_test_quirk(uaa, UQ_MS_BAD_CLASS)) {
550 info = &sc->sc_info[0];
551 info->sc_flags = (UMS_FLAG_X_AXIS |
555 info->sc_buttons = 3;
557 /* 1st byte of descriptor report contains garbage */
558 info->sc_loc_x.pos = 16;
559 info->sc_loc_x.size = 8;
560 info->sc_loc_y.pos = 24;
561 info->sc_loc_y.size = 8;
562 info->sc_loc_z.pos = 32;
563 info->sc_loc_z.size = 8;
564 info->sc_loc_btn[0].pos = 8;
565 info->sc_loc_btn[0].size = 1;
566 info->sc_loc_btn[1].pos = 9;
567 info->sc_loc_btn[1].size = 1;
568 info->sc_loc_btn[2].pos = 10;
569 info->sc_loc_btn[2].size = 1;
571 /* Announce device */
572 device_printf(dev, "3 buttons and [XYZ] "
573 "coordinates ID=0\n");
576 /* Search the HID descriptor and announce device */
577 for (i = 0; i < UMS_INFO_MAX; i++) {
578 ums_hid_parse(sc, dev, d_ptr, d_len, i);
582 if (usb_test_quirk(uaa, UQ_MS_REVZ)) {
583 info = &sc->sc_info[0];
584 /* Some wheels need the Z axis reversed. */
585 info->sc_flags |= UMS_FLAG_REVZ;
587 if (isize > usbd_xfer_max_framelen(sc->sc_xfer[UMS_INTR_DT])) {
588 DPRINTF("WARNING: report size, %d bytes, is larger "
589 "than interrupt size, %d bytes!\n", isize,
590 usbd_xfer_max_framelen(sc->sc_xfer[UMS_INTR_DT]));
596 for (j = 0; j < UMS_INFO_MAX; j++) {
597 info = &sc->sc_info[j];
599 DPRINTF("sc=%p, index=%d\n", sc, j);
600 DPRINTF("X\t%d/%d id=%d\n", info->sc_loc_x.pos,
601 info->sc_loc_x.size, info->sc_iid_x);
602 DPRINTF("Y\t%d/%d id=%d\n", info->sc_loc_y.pos,
603 info->sc_loc_y.size, info->sc_iid_y);
604 DPRINTF("Z\t%d/%d id=%d\n", info->sc_loc_z.pos,
605 info->sc_loc_z.size, info->sc_iid_z);
606 DPRINTF("T\t%d/%d id=%d\n", info->sc_loc_t.pos,
607 info->sc_loc_t.size, info->sc_iid_t);
608 DPRINTF("W\t%d/%d id=%d\n", info->sc_loc_w.pos,
609 info->sc_loc_w.size, info->sc_iid_w);
611 for (i = 0; i < info->sc_buttons; i++) {
612 DPRINTF("B%d\t%d/%d id=%d\n",
613 i + 1, info->sc_loc_btn[i].pos,
614 info->sc_loc_btn[i].size, info->sc_iid_btn[i]);
617 DPRINTF("size=%d, id=%d\n", isize, sc->sc_iid);
620 if (sc->sc_buttons > MOUSE_MSC_MAXBUTTON)
621 sc->sc_hw.buttons = MOUSE_MSC_MAXBUTTON;
623 sc->sc_hw.buttons = sc->sc_buttons;
625 sc->sc_hw.iftype = MOUSE_IF_USB;
626 sc->sc_hw.type = MOUSE_MOUSE;
627 sc->sc_hw.model = MOUSE_MODEL_GENERIC;
630 sc->sc_mode.protocol = MOUSE_PROTO_MSC;
631 sc->sc_mode.rate = -1;
632 sc->sc_mode.resolution = MOUSE_RES_UNKNOWN;
633 sc->sc_mode.accelfactor = 0;
634 sc->sc_mode.level = 0;
635 sc->sc_mode.packetsize = MOUSE_MSC_PACKETSIZE;
636 sc->sc_mode.syncmask[0] = MOUSE_MSC_SYNCMASK;
637 sc->sc_mode.syncmask[1] = MOUSE_MSC_SYNC;
639 err = usb_fifo_attach(uaa->device, sc, &sc->sc_mtx,
640 &ums_fifo_methods, &sc->sc_fifo,
641 device_get_unit(dev), 0 - 1, uaa->info.bIfaceIndex,
642 UID_ROOT, GID_OPERATOR, 0644);
657 ums_detach(device_t self)
659 struct ums_softc *sc = device_get_softc(self);
661 DPRINTF("sc=%p\n", sc);
663 usb_fifo_detach(&sc->sc_fifo);
665 usbd_transfer_unsetup(sc->sc_xfer, UMS_N_TRANSFER);
667 usb_callout_drain(&sc->sc_callout);
669 mtx_destroy(&sc->sc_mtx);
675 ums_start_read(struct usb_fifo *fifo)
677 struct ums_softc *sc = usb_fifo_softc(fifo);
680 /* Check if we should override the default polling interval */
681 rate = sc->sc_pollrate;
682 /* Range check rate */
685 /* Check for set rate */
686 if ((rate > 0) && (sc->sc_xfer[UMS_INTR_DT] != NULL)) {
687 DPRINTF("Setting pollrate = %d\n", rate);
688 /* Stop current transfer, if any */
689 usbd_transfer_stop(sc->sc_xfer[UMS_INTR_DT]);
690 /* Set new interval */
691 usbd_xfer_set_interval(sc->sc_xfer[UMS_INTR_DT], 1000 / rate);
692 /* Only set pollrate once */
696 usbd_transfer_start(sc->sc_xfer[UMS_INTR_DT]);
700 ums_stop_read(struct usb_fifo *fifo)
702 struct ums_softc *sc = usb_fifo_softc(fifo);
704 usbd_transfer_stop(sc->sc_xfer[UMS_INTR_DT]);
705 usb_callout_stop(&sc->sc_callout);
709 #if ((MOUSE_SYS_PACKETSIZE != 8) || \
710 (MOUSE_MSC_PACKETSIZE != 5))
711 #error "Software assumptions are not met. Please update code."
715 ums_put_queue(struct ums_softc *sc, int32_t dx, int32_t dy,
716 int32_t dz, int32_t dt, int32_t buttons)
739 buf[0] = sc->sc_mode.syncmask[1];
740 buf[0] |= (~buttons) & MOUSE_MSC_BUTTONS;
743 buf[3] = dx - (dx >> 1);
744 buf[4] = dy - (dy >> 1);
746 if (sc->sc_mode.level == 1) {
748 buf[6] = dz - (dz >> 1);
749 buf[7] = (((~buttons) >> 3) & MOUSE_SYS_EXTBUTTONS);
751 usb_fifo_put_data_linear(sc->sc_fifo.fp[USB_FIFO_RX], buf,
752 sc->sc_mode.packetsize, 1);
755 DPRINTF("Buffer full, discarded packet\n");
760 ums_reset_buf(struct ums_softc *sc)
762 /* reset read queue */
763 usb_fifo_reset(sc->sc_fifo.fp[USB_FIFO_RX]);
767 ums_open(struct usb_fifo *fifo, int fflags)
769 struct ums_softc *sc = usb_fifo_softc(fifo);
773 if (fflags & FREAD) {
777 sc->sc_status.flags = 0;
778 sc->sc_status.button = 0;
779 sc->sc_status.obutton = 0;
780 sc->sc_status.dx = 0;
781 sc->sc_status.dy = 0;
782 sc->sc_status.dz = 0;
783 /* sc->sc_status.dt = 0; */
785 if (usb_fifo_alloc_buffer(fifo,
786 UMS_BUF_SIZE, UMS_IFQ_MAXLEN)) {
794 ums_close(struct usb_fifo *fifo, int fflags)
796 if (fflags & FREAD) {
797 usb_fifo_free_buffer(fifo);
802 ums_ioctl(struct usb_fifo *fifo, u_long cmd, void *addr, int fflags)
804 struct ums_softc *sc = usb_fifo_softc(fifo);
810 mtx_lock(&sc->sc_mtx);
813 case MOUSE_GETHWINFO:
814 *(mousehw_t *)addr = sc->sc_hw;
818 *(mousemode_t *)addr = sc->sc_mode;
822 mode = *(mousemode_t *)addr;
824 if (mode.level == -1) {
825 /* don't change the current setting */
826 } else if ((mode.level < 0) || (mode.level > 1)) {
830 sc->sc_mode.level = mode.level;
833 /* store polling rate */
834 sc->sc_pollrate = mode.rate;
836 if (sc->sc_mode.level == 0) {
837 if (sc->sc_buttons > MOUSE_MSC_MAXBUTTON)
838 sc->sc_hw.buttons = MOUSE_MSC_MAXBUTTON;
840 sc->sc_hw.buttons = sc->sc_buttons;
841 sc->sc_mode.protocol = MOUSE_PROTO_MSC;
842 sc->sc_mode.packetsize = MOUSE_MSC_PACKETSIZE;
843 sc->sc_mode.syncmask[0] = MOUSE_MSC_SYNCMASK;
844 sc->sc_mode.syncmask[1] = MOUSE_MSC_SYNC;
845 } else if (sc->sc_mode.level == 1) {
846 if (sc->sc_buttons > MOUSE_SYS_MAXBUTTON)
847 sc->sc_hw.buttons = MOUSE_SYS_MAXBUTTON;
849 sc->sc_hw.buttons = sc->sc_buttons;
850 sc->sc_mode.protocol = MOUSE_PROTO_SYSMOUSE;
851 sc->sc_mode.packetsize = MOUSE_SYS_PACKETSIZE;
852 sc->sc_mode.syncmask[0] = MOUSE_SYS_SYNCMASK;
853 sc->sc_mode.syncmask[1] = MOUSE_SYS_SYNC;
859 *(int *)addr = sc->sc_mode.level;
863 if (*(int *)addr < 0 || *(int *)addr > 1) {
867 sc->sc_mode.level = *(int *)addr;
869 if (sc->sc_mode.level == 0) {
870 if (sc->sc_buttons > MOUSE_MSC_MAXBUTTON)
871 sc->sc_hw.buttons = MOUSE_MSC_MAXBUTTON;
873 sc->sc_hw.buttons = sc->sc_buttons;
874 sc->sc_mode.protocol = MOUSE_PROTO_MSC;
875 sc->sc_mode.packetsize = MOUSE_MSC_PACKETSIZE;
876 sc->sc_mode.syncmask[0] = MOUSE_MSC_SYNCMASK;
877 sc->sc_mode.syncmask[1] = MOUSE_MSC_SYNC;
878 } else if (sc->sc_mode.level == 1) {
879 if (sc->sc_buttons > MOUSE_SYS_MAXBUTTON)
880 sc->sc_hw.buttons = MOUSE_SYS_MAXBUTTON;
882 sc->sc_hw.buttons = sc->sc_buttons;
883 sc->sc_mode.protocol = MOUSE_PROTO_SYSMOUSE;
884 sc->sc_mode.packetsize = MOUSE_SYS_PACKETSIZE;
885 sc->sc_mode.syncmask[0] = MOUSE_SYS_SYNCMASK;
886 sc->sc_mode.syncmask[1] = MOUSE_SYS_SYNC;
891 case MOUSE_GETSTATUS:{
892 mousestatus_t *status = (mousestatus_t *)addr;
894 *status = sc->sc_status;
895 sc->sc_status.obutton = sc->sc_status.button;
896 sc->sc_status.button = 0;
897 sc->sc_status.dx = 0;
898 sc->sc_status.dy = 0;
899 sc->sc_status.dz = 0;
900 /* sc->sc_status.dt = 0; */
902 if (status->dx || status->dy || status->dz /* || status->dt */ ) {
903 status->flags |= MOUSE_POSCHANGED;
905 if (status->button != status->obutton) {
906 status->flags |= MOUSE_BUTTONSCHANGED;
915 mtx_unlock(&sc->sc_mtx);
919 static devclass_t ums_devclass;
921 static device_method_t ums_methods[] = {
922 DEVMETHOD(device_probe, ums_probe),
923 DEVMETHOD(device_attach, ums_attach),
924 DEVMETHOD(device_detach, ums_detach),
928 static driver_t ums_driver = {
930 .methods = ums_methods,
931 .size = sizeof(struct ums_softc),
934 DRIVER_MODULE(ums, uhub, ums_driver, ums_devclass, NULL, 0);
935 MODULE_DEPEND(ums, usb, 1, 1, 1);