uvscom.c revision 1.21.8.1 1 /* $NetBSD: uvscom.c,v 1.21.8.1 2008/06/04 02:05:21 yamt Exp $ */
2 /*-
3 * Copyright (c) 2001-2002, Shunsuke Akiyama <akiyama (at) jp.FreeBSD.org>.
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * SUCH DAMAGE.
26 *
27 * $FreeBSD: src/sys/dev/usb/uvscom.c,v 1.1 2002/03/18 18:23:39 joe Exp $
28 */
29
30 /*
31 * uvscom: SUNTAC Slipper U VS-10U driver.
32 * Slipper U is a PC card to USB converter for data communication card
33 * adapter. It supports DDI Pocket's Air H" C@rd, C@rd H" 64, NTT's P-in,
34 * P-in m@ater and various data communication card adapters.
35 */
36
37 #include <sys/cdefs.h>
38 __KERNEL_RCSID(0, "$NetBSD: uvscom.c,v 1.21.8.1 2008/06/04 02:05:21 yamt Exp $");
39
40 #include <sys/param.h>
41 #include <sys/systm.h>
42 #include <sys/kernel.h>
43 #include <sys/malloc.h>
44 #include <sys/fcntl.h>
45 #include <sys/conf.h>
46 #include <sys/tty.h>
47 #include <sys/file.h>
48 #if defined(__FreeBSD__)
49 #include <sys/bus.h>
50 #include <sys/ioccom.h>
51 #if __FreeBSD_version >= 500014
52 #include <sys/selinfo.h>
53 #else
54 #include <sys/select.h>
55 #endif
56 #else
57 #include <sys/ioctl.h>
58 #include <sys/device.h>
59 #endif
60 #include <sys/proc.h>
61 #include <sys/poll.h>
62
63 #include <dev/usb/usb.h>
64 #include <dev/usb/usbcdc.h>
65
66 #include <dev/usb/usbdi.h>
67 #include <dev/usb/usbdi_util.h>
68 #include <dev/usb/usbdevs.h>
69 #include <dev/usb/usb_quirks.h>
70
71 #include <dev/usb/ucomvar.h>
72
73 #ifdef UVSCOM_DEBUG
74 static int uvscomdebug = 1;
75
76 #if defined(__FreeBSD__)
77 #include <sys/sysctl.h>
78
79 SYSCTL_DECL(_debug_usb);
80 SYSCTL_INT(_debug_usb, OID_AUTO, uvscom, CTLFLAG_RW,
81 &uvscomdebug, 0, "uvscom debug level");
82
83 #endif
84
85 #define DPRINTFN(n, x) do { \
86 if (uvscomdebug > (n)) \
87 logprintf x; \
88 } while (0)
89 #else
90 #define DPRINTFN(n, x)
91 #endif
92 #define DPRINTF(x) DPRINTFN(0, x)
93
94 #if defined(__FreeBSD__)
95 #define UVSCOM_MODVER 1 /* module version */
96 #endif
97
98 #define UVSCOM_CONFIG_INDEX 0
99 #define UVSCOM_IFACE_INDEX 0
100
101 #define UVSCOM_INTR_INTERVAL 100 /* mS */
102
103 #define UVSCOM_UNIT_WAIT 5
104
105 /* Request */
106 #define UVSCOM_SET_SPEED 0x10
107 #define UVSCOM_LINE_CTL 0x11
108 #define UVSCOM_SET_PARAM 0x12
109 #define UVSCOM_READ_STATUS 0xd0
110 #define UVSCOM_SHUTDOWN 0xe0
111
112 /* UVSCOM_SET_SPEED parameters */
113 #define UVSCOM_SPEED_150BPS 0x00
114 #define UVSCOM_SPEED_300BPS 0x01
115 #define UVSCOM_SPEED_600BPS 0x02
116 #define UVSCOM_SPEED_1200BPS 0x03
117 #define UVSCOM_SPEED_2400BPS 0x04
118 #define UVSCOM_SPEED_4800BPS 0x05
119 #define UVSCOM_SPEED_9600BPS 0x06
120 #define UVSCOM_SPEED_19200BPS 0x07
121 #define UVSCOM_SPEED_38400BPS 0x08
122 #define UVSCOM_SPEED_57600BPS 0x09
123 #define UVSCOM_SPEED_115200BPS 0x0a
124
125 /* UVSCOM_LINE_CTL parameters */
126 #define UVSCOM_BREAK 0x40
127 #define UVSCOM_RTS 0x02
128 #define UVSCOM_DTR 0x01
129 #define UVSCOM_LINE_INIT 0x08
130
131 /* UVSCOM_SET_PARAM parameters */
132 #define UVSCOM_DATA_MASK 0x03
133 #define UVSCOM_DATA_BIT_8 0x03
134 #define UVSCOM_DATA_BIT_7 0x02
135 #define UVSCOM_DATA_BIT_6 0x01
136 #define UVSCOM_DATA_BIT_5 0x00
137
138 #define UVSCOM_STOP_MASK 0x04
139 #define UVSCOM_STOP_BIT_2 0x04
140 #define UVSCOM_STOP_BIT_1 0x00
141
142 #define UVSCOM_PARITY_MASK 0x18
143 #define UVSCOM_PARITY_EVEN 0x18
144 #if 0
145 #define UVSCOM_PARITY_UNK 0x10
146 #endif
147 #define UVSCOM_PARITY_ODD 0x08
148 #define UVSCOM_PARITY_NONE 0x00
149
150 /* Status bits */
151 #define UVSCOM_TXRDY 0x04
152 #define UVSCOM_RXRDY 0x01
153
154 #define UVSCOM_DCD 0x08
155 #define UVSCOM_NOCARD 0x04
156 #define UVSCOM_DSR 0x02
157 #define UVSCOM_CTS 0x01
158 #define UVSCOM_USTAT_MASK (UVSCOM_NOCARD | UVSCOM_DSR | UVSCOM_CTS)
159
160 struct uvscom_softc {
161 USBBASEDEVICE sc_dev; /* base device */
162 usbd_device_handle sc_udev; /* USB device */
163 usbd_interface_handle sc_iface; /* interface */
164 int sc_iface_number;/* interface number */
165
166 usbd_interface_handle sc_intr_iface; /* interrupt interface */
167 int sc_intr_number; /* interrupt number */
168 usbd_pipe_handle sc_intr_pipe; /* interrupt pipe */
169 u_char *sc_intr_buf; /* interrupt buffer */
170 int sc_isize;
171
172 u_char sc_dtr; /* current DTR state */
173 u_char sc_rts; /* current RTS state */
174
175 u_char sc_lsr; /* Local status register */
176 u_char sc_msr; /* uvscom status register */
177
178 uint16_t sc_lcr; /* Line control */
179 u_char sc_usr; /* unit status */
180
181 device_ptr_t sc_subdev; /* ucom device */
182 u_char sc_dying; /* disconnecting */
183 };
184
185 /*
186 * These are the maximum number of bytes transferred per frame.
187 * The output buffer size cannot be increased due to the size encoding.
188 */
189 #define UVSCOMIBUFSIZE 512
190 #define UVSCOMOBUFSIZE 64
191
192 Static usbd_status uvscom_readstat(struct uvscom_softc *);
193 Static usbd_status uvscom_shutdown(struct uvscom_softc *);
194 Static usbd_status uvscom_reset(struct uvscom_softc *);
195 Static usbd_status uvscom_set_line_coding(struct uvscom_softc *,
196 uint16_t, uint16_t);
197 Static usbd_status uvscom_set_line(struct uvscom_softc *, uint16_t);
198 Static usbd_status uvscom_set_crtscts(struct uvscom_softc *);
199 Static void uvscom_get_status(void *, int, u_char *, u_char *);
200 Static void uvscom_dtr(struct uvscom_softc *, int);
201 Static void uvscom_rts(struct uvscom_softc *, int);
202 Static void uvscom_break(struct uvscom_softc *, int);
203
204 Static void uvscom_set(void *, int, int, int);
205 Static void uvscom_intr(usbd_xfer_handle, usbd_private_handle, usbd_status);
206 Static int uvscom_param(void *, int, struct termios *);
207 Static int uvscom_open(void *, int);
208 Static void uvscom_close(void *, int);
209
210 struct ucom_methods uvscom_methods = {
211 uvscom_get_status,
212 uvscom_set,
213 uvscom_param,
214 NULL, /* uvscom_ioctl, TODO */
215 uvscom_open,
216 uvscom_close,
217 NULL,
218 NULL
219 };
220
221 static const struct usb_devno uvscom_devs [] = {
222 /* SUNTAC U-Cable type A4 */
223 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_AS144L4 },
224 /* SUNTAC U-Cable type D2 */
225 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_DS96L },
226 /* SUNTAC U-Cable type P1 */
227 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_PS64P1 },
228 /* SUNTAC Slipper U */
229 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_VS10U },
230 /* SUNTAC Ir-Trinity */
231 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_IS96U },
232 };
233 #define uvscom_lookup(v, p) usb_lookup(uvscom_devs, v, p)
234
235 int uvscom_match(device_t, cfdata_t, void *);
236 void uvscom_attach(device_t, device_t, void *);
237 void uvscom_childdet(device_t, device_t);
238 int uvscom_detach(device_t, int);
239 int uvscom_activate(device_t, enum devact);
240 extern struct cfdriver uvscom_cd;
241 CFATTACH_DECL2_NEW(uvscom, sizeof(struct uvscom_softc), uvscom_match,
242 uvscom_attach, uvscom_detach, uvscom_activate, NULL, uvscom_childdet);
243
244 USB_MATCH(uvscom)
245 {
246 USB_MATCH_START(uvscom, uaa);
247
248 return (uvscom_lookup(uaa->vendor, uaa->product) != NULL ?
249 UMATCH_VENDOR_PRODUCT : UMATCH_NONE);
250 }
251
252 USB_ATTACH(uvscom)
253 {
254 USB_ATTACH_START(uvscom, sc, uaa);
255 usbd_device_handle dev = uaa->device;
256 usb_config_descriptor_t *cdesc;
257 usb_interface_descriptor_t *id;
258 usb_endpoint_descriptor_t *ed;
259 char *devinfop;
260 usbd_status err;
261 int i;
262 struct ucom_attach_args uca;
263
264 devinfop = usbd_devinfo_alloc(dev, 0);
265 USB_ATTACH_SETUP;
266 aprint_normal_dev(self, "%s\n", devinfop);
267 usbd_devinfo_free(devinfop);
268
269 sc->sc_dev = self;
270 sc->sc_udev = dev;
271
272 DPRINTF(("uvscom attach: sc = %p\n", sc));
273
274 /* initialize endpoints */
275 uca.bulkin = uca.bulkout = -1;
276 sc->sc_intr_number = -1;
277 sc->sc_intr_pipe = NULL;
278
279 /* Move the device into the configured state. */
280 err = usbd_set_config_index(dev, UVSCOM_CONFIG_INDEX, 1);
281 if (err) {
282 aprint_error_dev(self, "failed to set configuration, err=%s\n",
283 usbd_errstr(err));
284 sc->sc_dying = 1;
285 USB_ATTACH_ERROR_RETURN;
286 }
287
288 /* get the config descriptor */
289 cdesc = usbd_get_config_descriptor(sc->sc_udev);
290
291 if (cdesc == NULL) {
292 aprint_error_dev(self,
293 "failed to get configuration descriptor\n");
294 sc->sc_dying = 1;
295 USB_ATTACH_ERROR_RETURN;
296 }
297
298 /* get the common interface */
299 err = usbd_device2interface_handle(dev, UVSCOM_IFACE_INDEX,
300 &sc->sc_iface);
301 if (err) {
302 aprint_error_dev(self, "failed to get interface, err=%s\n",
303 usbd_errstr(err));
304 sc->sc_dying = 1;
305 USB_ATTACH_ERROR_RETURN;
306 }
307
308 id = usbd_get_interface_descriptor(sc->sc_iface);
309 sc->sc_iface_number = id->bInterfaceNumber;
310
311 /* Find endpoints */
312 for (i = 0; i < id->bNumEndpoints; i++) {
313 ed = usbd_interface2endpoint_descriptor(sc->sc_iface, i);
314 if (ed == NULL) {
315 aprint_error_dev(self,
316 "no endpoint descriptor for %d\n", i);
317 sc->sc_dying = 1;
318 USB_ATTACH_ERROR_RETURN;
319 }
320
321 if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN &&
322 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) {
323 uca.bulkin = ed->bEndpointAddress;
324 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT &&
325 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) {
326 uca.bulkout = ed->bEndpointAddress;
327 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN &&
328 UE_GET_XFERTYPE(ed->bmAttributes) == UE_INTERRUPT) {
329 sc->sc_intr_number = ed->bEndpointAddress;
330 sc->sc_isize = UGETW(ed->wMaxPacketSize);
331 }
332 }
333
334 if (uca.bulkin == -1) {
335 aprint_error_dev(self, "Could not find data bulk in\n");
336 sc->sc_dying = 1;
337 USB_ATTACH_ERROR_RETURN;
338 }
339 if (uca.bulkout == -1) {
340 aprint_error_dev(self, "Could not find data bulk out\n");
341 sc->sc_dying = 1;
342 USB_ATTACH_ERROR_RETURN;
343 }
344 if (sc->sc_intr_number == -1) {
345 aprint_error_dev(self, "Could not find interrupt in\n");
346 sc->sc_dying = 1;
347 USB_ATTACH_ERROR_RETURN;
348 }
349
350 sc->sc_dtr = sc->sc_rts = 0;
351 sc->sc_lcr = UVSCOM_LINE_INIT;
352
353 uca.portno = UCOM_UNK_PORTNO;
354 /* bulkin, bulkout set above */
355 uca.ibufsize = UVSCOMIBUFSIZE;
356 uca.obufsize = UVSCOMOBUFSIZE;
357 uca.ibufsizepad = UVSCOMIBUFSIZE;
358 uca.opkthdrlen = 0;
359 uca.device = dev;
360 uca.iface = sc->sc_iface;
361 uca.methods = &uvscom_methods;
362 uca.arg = sc;
363 uca.info = NULL;
364
365 err = uvscom_reset(sc);
366
367 if (err) {
368 aprint_error_dev(self, "reset failed, %s\n", usbd_errstr(err));
369 sc->sc_dying = 1;
370 USB_ATTACH_ERROR_RETURN;
371 }
372
373 DPRINTF(("uvscom: in = 0x%x out = 0x%x intr = 0x%x\n",
374 uca.bulkin, uca.bulkout, sc->sc_intr_number));
375
376 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev,
377 USBDEV(sc->sc_dev));
378
379 DPRINTF(("uplcom: in=0x%x out=0x%x intr=0x%x\n",
380 uca.bulkin, uca.bulkout, sc->sc_intr_number ));
381 sc->sc_subdev = config_found_sm_loc(self, "ucombus", NULL, &uca,
382 ucomprint, ucomsubmatch);
383
384 USB_ATTACH_SUCCESS_RETURN;
385 }
386
387 void
388 uvscom_childdet(device_t self, device_t child)
389 {
390 struct uvscom_softc *sc = device_private(self);
391
392 KASSERT(sc->sc_subdev == child);
393 sc->sc_subdev = NULL;
394 }
395
396 USB_DETACH(uvscom)
397 {
398 USB_DETACH_START(uvscom, sc);
399 int rv = 0;
400
401 DPRINTF(("uvscom_detach: sc = %p\n", sc));
402
403 sc->sc_dying = 1;
404
405 if (sc->sc_intr_pipe != NULL) {
406 usbd_abort_pipe(sc->sc_intr_pipe);
407 usbd_close_pipe(sc->sc_intr_pipe);
408 free(sc->sc_intr_buf, M_USBDEV);
409 sc->sc_intr_pipe = NULL;
410 }
411
412 sc->sc_dying = 1;
413 if (sc->sc_subdev != NULL)
414 rv = config_detach(sc->sc_subdev, flags);
415
416 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev,
417 USBDEV(sc->sc_dev));
418
419 return (rv);
420 }
421
422 int
423 uvscom_activate(device_t self, enum devact act)
424 {
425 struct uvscom_softc *sc = device_private(self);
426 int rv = 0;
427
428 switch (act) {
429 case DVACT_ACTIVATE:
430 return (EOPNOTSUPP);
431
432 case DVACT_DEACTIVATE:
433 if (sc->sc_subdev != NULL)
434 rv = config_deactivate(sc->sc_subdev);
435 sc->sc_dying = 1;
436 break;
437 }
438 return (rv);
439 }
440
441 Static usbd_status
442 uvscom_readstat(struct uvscom_softc *sc)
443 {
444 usb_device_request_t req;
445 usbd_status err;
446 uint16_t r;
447
448 DPRINTF(("%s: send readstat\n", USBDEVNAME(sc->sc_dev)));
449
450 req.bmRequestType = UT_READ_VENDOR_DEVICE;
451 req.bRequest = UVSCOM_READ_STATUS;
452 USETW(req.wValue, 0);
453 USETW(req.wIndex, 0);
454 USETW(req.wLength, 2);
455
456 err = usbd_do_request(sc->sc_udev, &req, &r);
457 if (err) {
458 aprint_error_dev(sc->sc_dev, "uvscom_readstat: %s\n",
459 usbd_errstr(err));
460 return (err);
461 }
462
463 DPRINTF(("%s: uvscom_readstat: r = %d\n",
464 USBDEVNAME(sc->sc_dev), r));
465
466 return (USBD_NORMAL_COMPLETION);
467 }
468
469 Static usbd_status
470 uvscom_shutdown(struct uvscom_softc *sc)
471 {
472 usb_device_request_t req;
473 usbd_status err;
474
475 DPRINTF(("%s: send shutdown\n", USBDEVNAME(sc->sc_dev)));
476
477 req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
478 req.bRequest = UVSCOM_SHUTDOWN;
479 USETW(req.wValue, 0);
480 USETW(req.wIndex, 0);
481 USETW(req.wLength, 0);
482
483 err = usbd_do_request(sc->sc_udev, &req, NULL);
484 if (err) {
485 aprint_error_dev(sc->sc_dev, "uvscom_shutdown: %s\n",
486 usbd_errstr(err));
487 return (err);
488 }
489
490 return (USBD_NORMAL_COMPLETION);
491 }
492
493 Static usbd_status
494 uvscom_reset(struct uvscom_softc *sc)
495 {
496 DPRINTF(("%s: uvscom_reset\n", USBDEVNAME(sc->sc_dev)));
497
498 return (USBD_NORMAL_COMPLETION);
499 }
500
501 Static usbd_status
502 uvscom_set_crtscts(struct uvscom_softc *sc)
503 {
504 DPRINTF(("%s: uvscom_set_crtscts\n", USBDEVNAME(sc->sc_dev)));
505
506 return (USBD_NORMAL_COMPLETION);
507 }
508
509 Static usbd_status
510 uvscom_set_line(struct uvscom_softc *sc, uint16_t line)
511 {
512 usb_device_request_t req;
513 usbd_status err;
514
515 DPRINTF(("%s: uvscom_set_line: %04x\n",
516 USBDEVNAME(sc->sc_dev), line));
517
518 req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
519 req.bRequest = UVSCOM_LINE_CTL;
520 USETW(req.wValue, line);
521 USETW(req.wIndex, 0);
522 USETW(req.wLength, 0);
523
524 err = usbd_do_request(sc->sc_udev, &req, NULL);
525 if (err) {
526 aprint_error_dev(sc->sc_dev, "uvscom_set_line: %s\n",
527 usbd_errstr(err));
528 return (err);
529 }
530
531 return (USBD_NORMAL_COMPLETION);
532 }
533
534 Static usbd_status
535 uvscom_set_line_coding(struct uvscom_softc *sc, uint16_t lsp, uint16_t ls)
536 {
537 usb_device_request_t req;
538 usbd_status err;
539
540 DPRINTF(("%s: uvscom_set_line_coding: %02x %02x\n",
541 USBDEVNAME(sc->sc_dev), lsp, ls));
542
543 req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
544 req.bRequest = UVSCOM_SET_SPEED;
545 USETW(req.wValue, lsp);
546 USETW(req.wIndex, 0);
547 USETW(req.wLength, 0);
548
549 err = usbd_do_request(sc->sc_udev, &req, NULL);
550 if (err) {
551 aprint_error_dev(sc->sc_dev, "uvscom_set_line_coding: %s\n",
552 usbd_errstr(err));
553 return (err);
554 }
555
556 req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
557 req.bRequest = UVSCOM_SET_PARAM;
558 USETW(req.wValue, ls);
559 USETW(req.wIndex, 0);
560 USETW(req.wLength, 0);
561
562 err = usbd_do_request(sc->sc_udev, &req, NULL);
563 if (err) {
564 aprint_error_dev(sc->sc_dev, "uvscom_set_line_coding: %s\n",
565 usbd_errstr(err));
566 return (err);
567 }
568
569 return (USBD_NORMAL_COMPLETION);
570 }
571
572 Static void
573 uvscom_dtr(struct uvscom_softc *sc, int onoff)
574 {
575 DPRINTF(("%s: uvscom_dtr: onoff = %d\n",
576 USBDEVNAME(sc->sc_dev), onoff));
577
578 if (sc->sc_dtr == onoff)
579 return; /* no change */
580
581 sc->sc_dtr = onoff;
582
583 if (onoff)
584 SET(sc->sc_lcr, UVSCOM_DTR);
585 else
586 CLR(sc->sc_lcr, UVSCOM_DTR);
587
588 uvscom_set_line(sc, sc->sc_lcr);
589 }
590
591 Static void
592 uvscom_rts(struct uvscom_softc *sc, int onoff)
593 {
594 DPRINTF(("%s: uvscom_rts: onoff = %d\n",
595 USBDEVNAME(sc->sc_dev), onoff));
596
597 if (sc->sc_rts == onoff)
598 return; /* no change */
599
600 sc->sc_rts = onoff;
601
602 if (onoff)
603 SET(sc->sc_lcr, UVSCOM_RTS);
604 else
605 CLR(sc->sc_lcr, UVSCOM_RTS);
606
607 uvscom_set_line(sc, sc->sc_lcr);
608 }
609
610 Static void
611 uvscom_break(struct uvscom_softc *sc, int onoff)
612 {
613 DPRINTF(("%s: uvscom_break: onoff = %d\n",
614 USBDEVNAME(sc->sc_dev), onoff));
615
616 if (onoff)
617 uvscom_set_line(sc, SET(sc->sc_lcr, UVSCOM_BREAK));
618 }
619
620 Static void
621 uvscom_set(void *addr, int portno, int reg, int onoff)
622 {
623 struct uvscom_softc *sc = addr;
624
625 switch (reg) {
626 case UCOM_SET_DTR:
627 uvscom_dtr(sc, onoff);
628 break;
629 case UCOM_SET_RTS:
630 uvscom_rts(sc, onoff);
631 break;
632 case UCOM_SET_BREAK:
633 uvscom_break(sc, onoff);
634 break;
635 default:
636 break;
637 }
638 }
639
640 Static int
641 uvscom_param(void *addr, int portno, struct termios *t)
642 {
643 struct uvscom_softc *sc = addr;
644 usbd_status err;
645 uint16_t lsp;
646 uint16_t ls;
647
648 DPRINTF(("%s: uvscom_param: sc = %p\n",
649 USBDEVNAME(sc->sc_dev), sc));
650
651 ls = 0;
652
653 switch (t->c_ospeed) {
654 case B150:
655 lsp = UVSCOM_SPEED_150BPS;
656 break;
657 case B300:
658 lsp = UVSCOM_SPEED_300BPS;
659 break;
660 case B600:
661 lsp = UVSCOM_SPEED_600BPS;
662 break;
663 case B1200:
664 lsp = UVSCOM_SPEED_1200BPS;
665 break;
666 case B2400:
667 lsp = UVSCOM_SPEED_2400BPS;
668 break;
669 case B4800:
670 lsp = UVSCOM_SPEED_4800BPS;
671 break;
672 case B9600:
673 lsp = UVSCOM_SPEED_9600BPS;
674 break;
675 case B19200:
676 lsp = UVSCOM_SPEED_19200BPS;
677 break;
678 case B38400:
679 lsp = UVSCOM_SPEED_38400BPS;
680 break;
681 case B57600:
682 lsp = UVSCOM_SPEED_57600BPS;
683 break;
684 case B115200:
685 lsp = UVSCOM_SPEED_115200BPS;
686 break;
687 default:
688 return (EIO);
689 }
690
691 if (ISSET(t->c_cflag, CSTOPB))
692 SET(ls, UVSCOM_STOP_BIT_2);
693 else
694 SET(ls, UVSCOM_STOP_BIT_1);
695
696 if (ISSET(t->c_cflag, PARENB)) {
697 if (ISSET(t->c_cflag, PARODD))
698 SET(ls, UVSCOM_PARITY_ODD);
699 else
700 SET(ls, UVSCOM_PARITY_EVEN);
701 } else
702 SET(ls, UVSCOM_PARITY_NONE);
703
704 switch (ISSET(t->c_cflag, CSIZE)) {
705 case CS5:
706 SET(ls, UVSCOM_DATA_BIT_5);
707 break;
708 case CS6:
709 SET(ls, UVSCOM_DATA_BIT_6);
710 break;
711 case CS7:
712 SET(ls, UVSCOM_DATA_BIT_7);
713 break;
714 case CS8:
715 SET(ls, UVSCOM_DATA_BIT_8);
716 break;
717 default:
718 return (EIO);
719 }
720
721 err = uvscom_set_line_coding(sc, lsp, ls);
722 if (err)
723 return (EIO);
724
725 if (ISSET(t->c_cflag, CRTSCTS)) {
726 err = uvscom_set_crtscts(sc);
727 if (err)
728 return (EIO);
729 }
730
731 return (0);
732 }
733
734 Static int
735 uvscom_open(void *addr, int portno)
736 {
737 struct uvscom_softc *sc = addr;
738 int err;
739 int i;
740
741 if (sc->sc_dying)
742 return (EIO);
743
744 DPRINTF(("uvscom_open: sc = %p\n", sc));
745
746 if (sc->sc_intr_number != -1 && sc->sc_intr_pipe == NULL) {
747 DPRINTF(("uvscom_open: open interrupt pipe.\n"));
748
749 sc->sc_usr = 0; /* clear unit status */
750
751 err = uvscom_readstat(sc);
752 if (err) {
753 DPRINTF(("%s: uvscom_open: readstat faild\n",
754 USBDEVNAME(sc->sc_dev)));
755 return (EIO);
756 }
757
758 sc->sc_intr_buf = malloc(sc->sc_isize, M_USBDEV, M_WAITOK);
759 err = usbd_open_pipe_intr(sc->sc_iface,
760 sc->sc_intr_number,
761 USBD_SHORT_XFER_OK,
762 &sc->sc_intr_pipe,
763 sc,
764 sc->sc_intr_buf,
765 sc->sc_isize,
766 uvscom_intr,
767 UVSCOM_INTR_INTERVAL);
768 if (err) {
769 aprint_error_dev(sc->sc_dev,
770 "cannot open interrupt pipe (addr %d)\n",
771 sc->sc_intr_number);
772 return (EIO);
773 }
774 } else {
775 DPRINTF(("uvscom_open: did not open interrupt pipe.\n"));
776 }
777
778 if ((sc->sc_usr & UVSCOM_USTAT_MASK) == 0) {
779 /* unit is not ready */
780
781 for (i = UVSCOM_UNIT_WAIT; i > 0; --i) {
782 tsleep(&err, TTIPRI, "uvsop", hz); /* XXX */
783 if (ISSET(sc->sc_usr, UVSCOM_USTAT_MASK))
784 break;
785 }
786 if (i == 0) {
787 DPRINTF(("%s: unit is not ready\n",
788 USBDEVNAME(sc->sc_dev)));
789 return (EIO);
790 }
791
792 /* check PC card was inserted */
793 if (ISSET(sc->sc_usr, UVSCOM_NOCARD)) {
794 DPRINTF(("%s: no card\n",
795 USBDEVNAME(sc->sc_dev)));
796 return (EIO);
797 }
798 }
799
800 return (0);
801 }
802
803 Static void
804 uvscom_close(void *addr, int portno)
805 {
806 struct uvscom_softc *sc = addr;
807 int err;
808
809 if (sc->sc_dying)
810 return;
811
812 DPRINTF(("uvscom_close: close\n"));
813
814 uvscom_shutdown(sc);
815
816 if (sc->sc_intr_pipe != NULL) {
817 err = usbd_abort_pipe(sc->sc_intr_pipe);
818 if (err)
819 aprint_error_dev(sc->sc_dev,
820 "abort interrupt pipe failed: %s\n",
821 usbd_errstr(err));
822 err = usbd_close_pipe(sc->sc_intr_pipe);
823 if (err)
824 aprint_error_dev(sc->sc_dev,
825 "lose interrupt pipe failed: %s\n",
826 usbd_errstr(err));
827 free(sc->sc_intr_buf, M_USBDEV);
828 sc->sc_intr_pipe = NULL;
829 }
830 }
831
832 Static void
833 uvscom_intr(usbd_xfer_handle xfer, usbd_private_handle priv,
834 usbd_status status)
835 {
836 struct uvscom_softc *sc = priv;
837 u_char *buf = sc->sc_intr_buf;
838 u_char pstatus;
839
840 if (sc->sc_dying)
841 return;
842
843 if (status != USBD_NORMAL_COMPLETION) {
844 if (status == USBD_NOT_STARTED || status == USBD_CANCELLED)
845 return;
846
847 aprint_error_dev(sc->sc_dev,
848 "uvscom_intr: abnormal status: %s\n",
849 usbd_errstr(status));
850 usbd_clear_endpoint_stall_async(sc->sc_intr_pipe);
851 return;
852 }
853
854 DPRINTFN(2, ("%s: uvscom status = %02x %02x\n",
855 USBDEVNAME(sc->sc_dev), buf[0], buf[1]));
856
857 sc->sc_lsr = sc->sc_msr = 0;
858 sc->sc_usr = buf[1];
859
860 pstatus = buf[0];
861 if (ISSET(pstatus, UVSCOM_TXRDY))
862 SET(sc->sc_lsr, ULSR_TXRDY);
863 if (ISSET(pstatus, UVSCOM_RXRDY))
864 SET(sc->sc_lsr, ULSR_RXRDY);
865
866 pstatus = buf[1];
867 if (ISSET(pstatus, UVSCOM_CTS))
868 SET(sc->sc_msr, UMSR_CTS);
869 if (ISSET(pstatus, UVSCOM_DSR))
870 SET(sc->sc_msr, UMSR_DSR);
871 if (ISSET(pstatus, UVSCOM_DCD))
872 SET(sc->sc_msr, UMSR_DCD);
873
874 ucom_status_change(device_private(sc->sc_subdev));
875 }
876
877 Static void
878 uvscom_get_status(void *addr, int portno, u_char *lsr, u_char *msr)
879 {
880 struct uvscom_softc *sc = addr;
881
882 if (lsr != NULL)
883 *lsr = sc->sc_lsr;
884 if (msr != NULL)
885 *msr = sc->sc_msr;
886 }
887
888