wskbd.c revision 1.41 1 /* $NetBSD: wskbd.c,v 1.41 2001/05/30 15:24:25 lukem Exp $ */
2
3 /*
4 * Copyright (c) 1996, 1997 Christopher G. Demetriou. All rights reserved.
5 *
6 * Keysym translator:
7 * Contributed to The NetBSD Foundation by Juergen Hannken-Illjes.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
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 Christopher G. Demetriou
20 * for the NetBSD Project.
21 * 4. The name of the author may not be used to endorse or promote products
22 * derived from this software without specific prior written permission
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
25 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
26 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
27 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
28 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
29 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
30 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
31 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
32 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
33 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34 */
35
36 #include <sys/cdefs.h>
37 __KERNEL_RCSID(0, "$NetBSD: wskbd.c,v 1.41 2001/05/30 15:24:25 lukem Exp $");
38
39 /*
40 * Copyright (c) 1992, 1993
41 * The Regents of the University of California. All rights reserved.
42 *
43 * This software was developed by the Computer Systems Engineering group
44 * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
45 * contributed to Berkeley.
46 *
47 * All advertising materials mentioning features or use of this software
48 * must display the following acknowledgement:
49 * This product includes software developed by the University of
50 * California, Lawrence Berkeley Laboratory.
51 *
52 * Redistribution and use in source and binary forms, with or without
53 * modification, are permitted provided that the following conditions
54 * are met:
55 * 1. Redistributions of source code must retain the above copyright
56 * notice, this list of conditions and the following disclaimer.
57 * 2. Redistributions in binary form must reproduce the above copyright
58 * notice, this list of conditions and the following disclaimer in the
59 * documentation and/or other materials provided with the distribution.
60 * 3. All advertising materials mentioning features or use of this software
61 * must display the following acknowledgement:
62 * This product includes software developed by the University of
63 * California, Berkeley and its contributors.
64 * 4. Neither the name of the University nor the names of its contributors
65 * may be used to endorse or promote products derived from this software
66 * without specific prior written permission.
67 *
68 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
69 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
70 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
71 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
72 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
73 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
74 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
75 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
76 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
77 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
78 * SUCH DAMAGE.
79 *
80 * @(#)kbd.c 8.2 (Berkeley) 10/30/93
81 */
82
83 /*
84 * Keyboard driver (/dev/wskbd*). Translates incoming bytes to ASCII or
85 * to `wscons_events' and passes them up to the appropriate reader.
86 */
87
88 #include "opt_ddb.h"
89 #include "opt_kgdb.h"
90
91 #include <sys/param.h>
92 #include <sys/conf.h>
93 #include <sys/device.h>
94 #include <sys/ioctl.h>
95 #include <sys/kernel.h>
96 #include <sys/proc.h>
97 #include <sys/syslog.h>
98 #include <sys/systm.h>
99 #include <sys/callout.h>
100 #include <sys/malloc.h>
101 #include <sys/tty.h>
102 #include <sys/signalvar.h>
103 #include <sys/errno.h>
104 #include <sys/fcntl.h>
105 #include <sys/vnode.h>
106
107 #include <dev/wscons/wsconsio.h>
108 #include <dev/wscons/wskbdvar.h>
109 #include <dev/wscons/wsksymdef.h>
110 #include <dev/wscons/wsksymvar.h>
111 #include <dev/wscons/wseventvar.h>
112 #include <dev/wscons/wscons_callbacks.h>
113
114 #include "opt_wsdisplay_compat.h"
115
116 #include "wsdisplay.h"
117 #include "wsmux.h"
118
119 #ifdef KGDB
120 #include <sys/kgdb.h>
121 #endif
122
123 #ifdef WSKBD_DEBUG
124 #define DPRINTF(x) if (wskbddebug) printf x
125 int wskbddebug = 0;
126 #else
127 #define DPRINTF(x)
128 #endif
129
130 #if NWSMUX > 0 || NWSDISPLAY > 0
131 #include <dev/wscons/wsmuxvar.h>
132 #endif
133
134 struct wskbd_internal {
135 const struct wskbd_mapdata *t_keymap;
136
137 const struct wskbd_consops *t_consops;
138 void *t_consaccesscookie;
139
140 int t_modifiers;
141 int t_composelen; /* remaining entries in t_composebuf */
142 keysym_t t_composebuf[2];
143
144 int t_flags;
145 #define WSKFL_METAESC 1
146
147 #define MAXKEYSYMSPERKEY 2 /* ESC <key> at max */
148 keysym_t t_symbols[MAXKEYSYMSPERKEY];
149
150 struct wskbd_softc *t_sc; /* back pointer */
151 };
152
153 struct wskbd_softc {
154 struct device sc_dv;
155
156 struct wskbd_internal *id;
157
158 const struct wskbd_accessops *sc_accessops;
159 void *sc_accesscookie;
160
161 int sc_ledstate;
162
163 int sc_ready; /* accepting events */
164 struct wseventvar sc_events; /* event queue state */
165
166 int sc_isconsole;
167 #if NWSDISPLAY > 0
168 struct device *sc_displaydv;
169 #endif
170
171 struct wskbd_bell_data sc_bell_data;
172 struct wskbd_keyrepeat_data sc_keyrepeat_data;
173
174 int sc_repeating; /* we've called timeout() */
175 struct callout sc_repeat_ch;
176
177 int sc_translating; /* xlate to chars for emulation */
178
179 int sc_maplen; /* number of entries in sc_map */
180 struct wscons_keymap *sc_map; /* current translation map */
181 kbd_t sc_layout; /* current layout */
182
183 int sc_refcnt;
184 u_char sc_dying; /* device is being detached */
185
186 #if NWSMUX > 0 || NWSDISPLAY > 0
187 struct wsmux_softc *sc_mux;
188 #endif
189 };
190
191 #define MOD_SHIFT_L (1 << 0)
192 #define MOD_SHIFT_R (1 << 1)
193 #define MOD_SHIFTLOCK (1 << 2)
194 #define MOD_CAPSLOCK (1 << 3)
195 #define MOD_CONTROL_L (1 << 4)
196 #define MOD_CONTROL_R (1 << 5)
197 #define MOD_META_L (1 << 6)
198 #define MOD_META_R (1 << 7)
199 #define MOD_MODESHIFT (1 << 8)
200 #define MOD_NUMLOCK (1 << 9)
201 #define MOD_COMPOSE (1 << 10)
202 #define MOD_HOLDSCREEN (1 << 11)
203 #define MOD_COMMAND (1 << 12)
204 #define MOD_COMMAND1 (1 << 13)
205 #define MOD_COMMAND2 (1 << 14)
206
207 #define MOD_ANYSHIFT (MOD_SHIFT_L | MOD_SHIFT_R | MOD_SHIFTLOCK)
208 #define MOD_ANYCONTROL (MOD_CONTROL_L | MOD_CONTROL_R)
209 #define MOD_ANYMETA (MOD_META_L | MOD_META_R)
210
211 #define MOD_ONESET(id, mask) (((id)->t_modifiers & (mask)) != 0)
212 #define MOD_ALLSET(id, mask) (((id)->t_modifiers & (mask)) == (mask))
213
214 int wskbd_match __P((struct device *, struct cfdata *, void *));
215 void wskbd_attach __P((struct device *, struct device *, void *));
216 int wskbd_detach __P((struct device *, int));
217 int wskbd_activate __P((struct device *, enum devact));
218
219 static int wskbd_displayioctl
220 __P((struct device *, u_long, caddr_t, int, struct proc *p));
221 int wskbd_set_display __P((struct device *, struct wsmux_softc *));
222
223 static inline void update_leds __P((struct wskbd_internal *));
224 static inline void update_modifier __P((struct wskbd_internal *, u_int, int, int));
225 static int internal_command __P((struct wskbd_softc *, u_int *, keysym_t, keysym_t));
226 static int wskbd_translate __P((struct wskbd_internal *, u_int, int));
227 static int wskbd_enable __P((struct wskbd_softc *, int));
228 #if NWSDISPLAY > 0
229 static void change_displayparam __P((struct wskbd_softc *, int, int, int));
230 static void wskbd_holdscreen __P((struct wskbd_softc *, int));
231 #endif
232
233 int wskbd_do_ioctl __P((struct wskbd_softc *, u_long, caddr_t,
234 int, struct proc *));
235
236 int wskbddoclose __P((struct device *, int, int, struct proc *));
237 int wskbddoioctl __P((struct device *, u_long, caddr_t, int,
238 struct proc *));
239
240 struct cfattach wskbd_ca = {
241 sizeof (struct wskbd_softc), wskbd_match, wskbd_attach,
242 wskbd_detach, wskbd_activate
243 };
244
245 extern struct cfdriver wskbd_cd;
246
247 #ifndef WSKBD_DEFAULT_BELL_PITCH
248 #define WSKBD_DEFAULT_BELL_PITCH 1500 /* 1500Hz */
249 #endif
250 #ifndef WSKBD_DEFAULT_BELL_PERIOD
251 #define WSKBD_DEFAULT_BELL_PERIOD 100 /* 100ms */
252 #endif
253 #ifndef WSKBD_DEFAULT_BELL_VOLUME
254 #define WSKBD_DEFAULT_BELL_VOLUME 50 /* 50% volume */
255 #endif
256
257 struct wskbd_bell_data wskbd_default_bell_data = {
258 WSKBD_BELL_DOALL,
259 WSKBD_DEFAULT_BELL_PITCH,
260 WSKBD_DEFAULT_BELL_PERIOD,
261 WSKBD_DEFAULT_BELL_VOLUME,
262 };
263
264 #ifndef WSKBD_DEFAULT_KEYREPEAT_DEL1
265 #define WSKBD_DEFAULT_KEYREPEAT_DEL1 400 /* 400ms to start repeating */
266 #endif
267 #ifndef WSKBD_DEFAULT_KEYREPEAT_DELN
268 #define WSKBD_DEFAULT_KEYREPEAT_DELN 100 /* 100ms to between repeats */
269 #endif
270
271 struct wskbd_keyrepeat_data wskbd_default_keyrepeat_data = {
272 WSKBD_KEYREPEAT_DOALL,
273 WSKBD_DEFAULT_KEYREPEAT_DEL1,
274 WSKBD_DEFAULT_KEYREPEAT_DELN,
275 };
276
277 cdev_decl(wskbd);
278
279 #if NWSMUX > 0 || NWSDISPLAY > 0
280 struct wsmuxops wskbd_muxops = {
281 wskbdopen, wskbddoclose, wskbddoioctl, wskbd_displayioctl,
282 wskbd_set_display
283 };
284 #endif
285
286 #if NWSDISPLAY > 0
287 static void wskbd_repeat __P((void *v));
288 #endif
289
290 static int wskbd_console_initted;
291 static struct wskbd_softc *wskbd_console_device;
292 static struct wskbd_internal wskbd_console_data;
293
294 static void wskbd_update_layout __P((struct wskbd_internal *, kbd_t));
295
296 static void
297 wskbd_update_layout(id, enc)
298 struct wskbd_internal *id;
299 kbd_t enc;
300 {
301
302 if (enc & KB_METAESC)
303 id->t_flags |= WSKFL_METAESC;
304 else
305 id->t_flags &= ~WSKFL_METAESC;
306 }
307
308 /*
309 * Print function (for parent devices).
310 */
311 int
312 wskbddevprint(aux, pnp)
313 void *aux;
314 const char *pnp;
315 {
316 #if 0
317 struct wskbddev_attach_args *ap = aux;
318 #endif
319
320 if (pnp)
321 printf("wskbd at %s", pnp);
322 #if 0
323 printf(" console %d", ap->console);
324 #endif
325
326 return (UNCONF);
327 }
328
329 int
330 wskbd_match(parent, match, aux)
331 struct device *parent;
332 struct cfdata *match;
333 void *aux;
334 {
335 struct wskbddev_attach_args *ap = aux;
336
337 if (match->wskbddevcf_console != WSKBDDEVCF_CONSOLE_UNK) {
338 /*
339 * If console-ness of device specified, either match
340 * exactly (at high priority), or fail.
341 */
342 if (match->wskbddevcf_console != 0 && ap->console != 0)
343 return (10);
344 else
345 return (0);
346 }
347
348 /* If console-ness unspecified, it wins. */
349 return (1);
350 }
351
352 void
353 wskbd_attach(parent, self, aux)
354 struct device *parent, *self;
355 void *aux;
356 {
357 struct wskbd_softc *sc = (struct wskbd_softc *)self;
358 struct wskbddev_attach_args *ap = aux;
359 #if NWSMUX > 0 || NWSDISPLAY > 0
360 int mux;
361 #endif
362
363 #if NWSDISPLAY > 0
364 sc->sc_displaydv = NULL;
365 #endif
366 sc->sc_isconsole = ap->console;
367
368 #if NWSMUX > 0 || NWSDISPLAY > 0
369 mux = sc->sc_dv.dv_cfdata->wskbddevcf_mux;
370 if (sc->sc_isconsole && mux != WSKBDDEVCF_MUX_DEFAULT) {
371 printf(" (mux %d ignored for console)", mux);
372 mux = WSKBDDEVCF_MUX_DEFAULT;
373 }
374 if (mux != WSKBDDEVCF_MUX_DEFAULT)
375 printf(" mux %d", mux);
376 #endif
377
378 if (ap->console) {
379 sc->id = &wskbd_console_data;
380 } else {
381 sc->id = malloc(sizeof(struct wskbd_internal),
382 M_DEVBUF, M_WAITOK);
383 bzero(sc->id, sizeof(struct wskbd_internal));
384 sc->id->t_keymap = ap->keymap;
385 wskbd_update_layout(sc->id, ap->keymap->layout);
386 }
387
388 callout_init(&sc->sc_repeat_ch);
389
390 sc->id->t_sc = sc;
391
392 sc->sc_accessops = ap->accessops;
393 sc->sc_accesscookie = ap->accesscookie;
394 sc->sc_ready = 0; /* sanity */
395 sc->sc_repeating = 0;
396 sc->sc_translating = 1;
397 sc->sc_ledstate = -1; /* force update */
398
399 if (wskbd_load_keymap(sc->id->t_keymap,
400 &sc->sc_map, &sc->sc_maplen) != 0)
401 panic("cannot load keymap");
402
403 sc->sc_layout = sc->id->t_keymap->layout;
404
405 /* set default bell and key repeat data */
406 sc->sc_bell_data = wskbd_default_bell_data;
407 sc->sc_keyrepeat_data = wskbd_default_keyrepeat_data;
408
409 if (ap->console) {
410 KASSERT(wskbd_console_initted);
411 KASSERT(wskbd_console_device == NULL);
412
413 wskbd_console_device = sc;
414
415 printf(": console keyboard");
416
417 #if NWSDISPLAY > 0
418 if ((sc->sc_displaydv = wsdisplay_set_console_kbd(self)))
419 printf(", using %s", sc->sc_displaydv->dv_xname);
420 #endif
421 }
422 printf("\n");
423
424 #if NWSMUX > 0
425 if (mux != WSKBDDEVCF_MUX_DEFAULT)
426 wsmux_attach(mux, WSMUX_KBD, &sc->sc_dv, &sc->sc_events,
427 &sc->sc_mux, &wskbd_muxops);
428 #endif
429
430 }
431
432 void
433 wskbd_cnattach(consops, conscookie, mapdata)
434 const struct wskbd_consops *consops;
435 void *conscookie;
436 const struct wskbd_mapdata *mapdata;
437 {
438 KASSERT(!wskbd_console_initted);
439
440 wskbd_console_data.t_keymap = mapdata;
441 wskbd_update_layout(&wskbd_console_data, mapdata->layout);
442
443 wskbd_console_data.t_consops = consops;
444 wskbd_console_data.t_consaccesscookie = conscookie;
445
446 #if NWSDISPLAY > 0
447 wsdisplay_set_cons_kbd(wskbd_cngetc, wskbd_cnpollc, wskbd_cnbell);
448 #endif
449
450 wskbd_console_initted = 1;
451 }
452
453 void
454 wskbd_cndetach()
455 {
456 KASSERT(wskbd_console_initted);
457
458 wskbd_console_data.t_keymap = 0;
459
460 wskbd_console_data.t_consops = 0;
461 wskbd_console_data.t_consaccesscookie = 0;
462
463 #if NWSDISPLAY > 0
464 wsdisplay_unset_cons_kbd();
465 #endif
466
467 wskbd_console_initted = 0;
468 }
469
470 #if NWSDISPLAY > 0
471 static void
472 wskbd_repeat(v)
473 void *v;
474 {
475 struct wskbd_softc *sc = (struct wskbd_softc *)v;
476 int s = spltty();
477
478 if (!sc->sc_repeating) {
479 /*
480 * race condition: a "key up" event came in when wskbd_repeat()
481 * was already called but not yet spltty()'d
482 */
483 splx(s);
484 return;
485 }
486 if (sc->sc_displaydv != NULL) {
487 int i;
488 for (i = 0; i < sc->sc_repeating; i++)
489 wsdisplay_kbdinput(sc->sc_displaydv,
490 sc->id->t_symbols[i]);
491 }
492 callout_reset(&sc->sc_repeat_ch,
493 (hz * sc->sc_keyrepeat_data.delN) / 1000, wskbd_repeat, sc);
494 splx(s);
495 }
496 #endif
497
498 int
499 wskbd_activate(self, act)
500 struct device *self;
501 enum devact act;
502 {
503 /* XXX should we do something more? */
504 return (0);
505 }
506
507 /*
508 * Detach a keyboard. To keep track of users of the softc we keep
509 * a reference count that's incremented while inside, e.g., read.
510 * If the keyboard is active and the reference count is > 0 (0 is the
511 * normal state) we post an event and then wait for the process
512 * that had the reference to wake us up again. Then we blow away the
513 * vnode and return (which will deallocate the softc).
514 */
515 int
516 wskbd_detach(self, flags)
517 struct device *self;
518 int flags;
519 {
520 struct wskbd_softc *sc = (struct wskbd_softc *)self;
521 struct wseventvar *evar;
522 int maj, mn;
523 int s;
524 #if NWSMUX > 0
525 int mux;
526
527 mux = sc->sc_dv.dv_cfdata->wskbddevcf_mux;
528 if (mux != WSMOUSEDEVCF_MUX_DEFAULT)
529 wsmux_detach(mux, &sc->sc_dv);
530 #endif
531
532 evar = &sc->sc_events;
533 if (evar->io) {
534 s = spltty();
535 if (--sc->sc_refcnt >= 0) {
536 /* Wake everyone by generating a dummy event. */
537 if (++evar->put >= WSEVENT_QSIZE)
538 evar->put = 0;
539 WSEVENT_WAKEUP(evar);
540 /* Wait for processes to go away. */
541 if (tsleep(sc, PZERO, "wskdet", hz * 60))
542 printf("wskbd_detach: %s didn't detach\n",
543 sc->sc_dv.dv_xname);
544 }
545 splx(s);
546 }
547
548 /* locate the major number */
549 for (maj = 0; maj < nchrdev; maj++)
550 if (cdevsw[maj].d_open == wskbdopen)
551 break;
552
553 /* Nuke the vnodes for any open instances. */
554 mn = self->dv_unit;
555 vdevgone(maj, mn, mn, VCHR);
556
557 return (0);
558 }
559
560 void
561 wskbd_input(dev, type, value)
562 struct device *dev;
563 u_int type;
564 int value;
565 {
566 struct wskbd_softc *sc = (struct wskbd_softc *)dev;
567 struct wscons_event *ev;
568 struct wseventvar *evar;
569 struct timeval xxxtime;
570 #if NWSDISPLAY > 0
571 int num, i;
572 #endif
573 int put;
574
575 #if NWSDISPLAY > 0
576 if (sc->sc_repeating) {
577 sc->sc_repeating = 0;
578 callout_stop(&sc->sc_repeat_ch);
579 }
580
581 /*
582 * If /dev/wskbd is not connected in event mode translate and
583 * send upstream.
584 */
585 if (sc->sc_translating) {
586 num = wskbd_translate(sc->id, type, value);
587 if (num > 0) {
588 if (sc->sc_displaydv != NULL) {
589 for (i = 0; i < num; i++)
590 wsdisplay_kbdinput(sc->sc_displaydv,
591 sc->id->t_symbols[i]);
592 }
593
594 sc->sc_repeating = num;
595 callout_reset(&sc->sc_repeat_ch,
596 (hz * sc->sc_keyrepeat_data.del1) / 1000,
597 wskbd_repeat, sc);
598 }
599 return;
600 }
601 #endif
602
603 /*
604 * Keyboard is generating events. Turn this keystroke into an
605 * event and put it in the queue. If the queue is full, the
606 * keystroke is lost (sorry!).
607 */
608
609 /* no one to receive; punt!*/
610 if (!sc->sc_ready)
611 return;
612
613 #if NWSMUX > 0
614 if (sc->sc_mux)
615 evar = &sc->sc_mux->sc_events;
616 else
617 #endif
618 evar = &sc->sc_events;
619
620 put = evar->put;
621 ev = &evar->q[put];
622 put = (put + 1) % WSEVENT_QSIZE;
623 if (put == evar->get) {
624 log(LOG_WARNING, "%s: event queue overflow\n",
625 sc->sc_dv.dv_xname);
626 return;
627 }
628 ev->type = type;
629 ev->value = value;
630 microtime(&xxxtime);
631 TIMEVAL_TO_TIMESPEC(&xxxtime, &ev->time);
632 evar->put = put;
633 WSEVENT_WAKEUP(evar);
634 }
635
636 #ifdef WSDISPLAY_COMPAT_RAWKBD
637 void
638 wskbd_rawinput(dev, buf, len)
639 struct device *dev;
640 u_char *buf;
641 int len;
642 {
643 #if NWSDISPLAY > 0
644 struct wskbd_softc *sc = (struct wskbd_softc *)dev;
645 int i;
646
647 for (i = 0; i < len; i++)
648 wsdisplay_kbdinput(sc->sc_displaydv, buf[i]);
649 /* this is KS_GROUP_Ascii */
650 #endif
651 }
652 #endif /* WSDISPLAY_COMPAT_RAWKBD */
653
654 #if NWSDISPLAY > 0
655 static void
656 wskbd_holdscreen(sc, hold)
657 struct wskbd_softc *sc;
658 int hold;
659 {
660 int new_state;
661
662 if (sc->sc_displaydv != NULL) {
663 wsdisplay_kbdholdscreen(sc->sc_displaydv, hold);
664 new_state = sc->sc_ledstate;
665 if (hold)
666 new_state |= WSKBD_LED_SCROLL;
667 else
668 new_state &= ~WSKBD_LED_SCROLL;
669 if (new_state != sc->sc_ledstate) {
670 (*sc->sc_accessops->set_leds)(sc->sc_accesscookie,
671 new_state);
672 sc->sc_ledstate = new_state;
673 }
674 }
675 }
676 #endif
677
678 static int
679 wskbd_enable(sc, on)
680 struct wskbd_softc *sc;
681 int on;
682 {
683 int res;
684
685 /* XXX reference count? */
686 if (!on && (!sc->sc_translating
687 #if NWSDISPLAY > 0
688 || sc->sc_displaydv
689 #endif
690 ))
691 return (EBUSY);
692
693 res = (*sc->sc_accessops->enable)(sc->sc_accesscookie, on);
694 return (res);
695 }
696
697 int
698 wskbdopen(dev, flags, mode, p)
699 dev_t dev;
700 int flags, mode;
701 struct proc *p;
702 {
703 struct wskbd_softc *sc;
704 int unit;
705
706 unit = minor(dev);
707 if (unit >= wskbd_cd.cd_ndevs || /* make sure it was attached */
708 (sc = wskbd_cd.cd_devs[unit]) == NULL)
709 return (ENXIO);
710
711 if (sc->sc_dying)
712 return (EIO);
713
714 if (!(flags & FREAD)) {
715 /* Not opening for read, only ioctl is available. */
716 return (0);
717 }
718
719 #if NWSMUX > 0
720 if (sc->sc_mux)
721 return (EBUSY);
722 #endif
723
724 if (sc->sc_events.io) /* and that it's not in use */
725 return (EBUSY);
726
727 sc->sc_events.io = p;
728 wsevent_init(&sc->sc_events); /* may cause sleep */
729
730 sc->sc_translating = 0;
731 sc->sc_ready = 1; /* start accepting events */
732
733 wskbd_enable(sc, 1);
734 return (0);
735 }
736
737 int
738 wskbdclose(dev, flags, mode, p)
739 dev_t dev;
740 int flags, mode;
741 struct proc *p;
742 {
743 return (wskbddoclose(wskbd_cd.cd_devs[minor(dev)], flags, mode, p));
744 }
745
746 int
747 wskbddoclose(dv, flags, mode, p)
748 struct device *dv;
749 int flags, mode;
750 struct proc *p;
751 {
752 struct wskbd_softc *sc = (struct wskbd_softc *)dv;
753
754 if (!(flags & FREAD)) {
755 /* Nothing to do, because open didn't do anything. */
756 return (0);
757 }
758
759 sc->sc_ready = 0; /* stop accepting events */
760 sc->sc_translating = 1;
761
762 wsevent_fini(&sc->sc_events);
763 sc->sc_events.io = NULL;
764
765 wskbd_enable(sc, 0);
766 return (0);
767 }
768
769 int
770 wskbdread(dev, uio, flags)
771 dev_t dev;
772 struct uio *uio;
773 int flags;
774 {
775 struct wskbd_softc *sc = wskbd_cd.cd_devs[minor(dev)];
776 int error;
777
778 if (sc->sc_dying)
779 return (EIO);
780
781 sc->sc_refcnt++;
782 error = wsevent_read(&sc->sc_events, uio, flags);
783 if (--sc->sc_refcnt < 0) {
784 wakeup(sc);
785 error = EIO;
786 }
787 return (error);
788 }
789
790 int
791 wskbdioctl(dev, cmd, data, flag, p)
792 dev_t dev;
793 u_long cmd;
794 caddr_t data;
795 int flag;
796 struct proc *p;
797 {
798 return (wskbddoioctl(wskbd_cd.cd_devs[minor(dev)], cmd, data, flag,p));
799 }
800
801 /* A wrapper around the ioctl() workhorse to make reference counting easy. */
802 int
803 wskbddoioctl(dv, cmd, data, flag, p)
804 struct device *dv;
805 u_long cmd;
806 caddr_t data;
807 int flag;
808 struct proc *p;
809 {
810 struct wskbd_softc *sc = (struct wskbd_softc *)dv;
811 int error;
812
813 sc->sc_refcnt++;
814 error = wskbd_do_ioctl(sc, cmd, data, flag, p);
815 if (--sc->sc_refcnt < 0)
816 wakeup(sc);
817 return (error);
818 }
819
820 int
821 wskbd_do_ioctl(sc, cmd, data, flag, p)
822 struct wskbd_softc *sc;
823 u_long cmd;
824 caddr_t data;
825 int flag;
826 struct proc *p;
827 {
828 int error;
829
830 /*
831 * Try the generic ioctls that the wskbd interface supports.
832 */
833 switch (cmd) {
834 case FIONBIO: /* we will remove this someday (soon???) */
835 return (0);
836
837 case FIOASYNC:
838 sc->sc_events.async = *(int *)data != 0;
839 return (0);
840
841 case TIOCSPGRP:
842 if (*(int *)data != sc->sc_events.io->p_pgid)
843 return (EPERM);
844 return (0);
845 }
846
847 /*
848 * Try the keyboard driver for WSKBDIO ioctls. It returns -1
849 * if it didn't recognize the request.
850 */
851 error = wskbd_displayioctl((struct device *)sc, cmd, data, flag, p);
852 return (error != -1 ? error : ENOTTY);
853 }
854
855 /*
856 * WSKBDIO ioctls, handled in both emulation mode and in ``raw'' mode.
857 * Some of these have no real effect in raw mode, however.
858 */
859 static int
860 wskbd_displayioctl(dev, cmd, data, flag, p)
861 struct device *dev;
862 u_long cmd;
863 caddr_t data;
864 int flag;
865 struct proc *p;
866 {
867 struct wskbd_softc *sc = (struct wskbd_softc *)dev;
868 struct wskbd_bell_data *ubdp, *kbdp;
869 struct wskbd_keyrepeat_data *ukdp, *kkdp;
870 struct wskbd_map_data *umdp;
871 struct wskbd_mapdata md;
872 kbd_t enc;
873 void *buf;
874 int len, error;
875
876 switch (cmd) {
877 #define SETBELL(dstp, srcp, dfltp) \
878 do { \
879 (dstp)->pitch = ((srcp)->which & WSKBD_BELL_DOPITCH) ? \
880 (srcp)->pitch : (dfltp)->pitch; \
881 (dstp)->period = ((srcp)->which & WSKBD_BELL_DOPERIOD) ? \
882 (srcp)->period : (dfltp)->period; \
883 (dstp)->volume = ((srcp)->which & WSKBD_BELL_DOVOLUME) ? \
884 (srcp)->volume : (dfltp)->volume; \
885 (dstp)->which = WSKBD_BELL_DOALL; \
886 } while (0)
887
888 case WSKBDIO_BELL:
889 if ((flag & FWRITE) == 0)
890 return (EACCES);
891 return ((*sc->sc_accessops->ioctl)(sc->sc_accesscookie,
892 WSKBDIO_COMPLEXBELL, (caddr_t)&sc->sc_bell_data, flag, p));
893
894 case WSKBDIO_COMPLEXBELL:
895 if ((flag & FWRITE) == 0)
896 return (EACCES);
897 ubdp = (struct wskbd_bell_data *)data;
898 SETBELL(ubdp, ubdp, &sc->sc_bell_data);
899 return ((*sc->sc_accessops->ioctl)(sc->sc_accesscookie,
900 WSKBDIO_COMPLEXBELL, (caddr_t)ubdp, flag, p));
901
902 case WSKBDIO_SETBELL:
903 if ((flag & FWRITE) == 0)
904 return (EACCES);
905 kbdp = &sc->sc_bell_data;
906 setbell:
907 ubdp = (struct wskbd_bell_data *)data;
908 SETBELL(kbdp, ubdp, kbdp);
909 return (0);
910
911 case WSKBDIO_GETBELL:
912 kbdp = &sc->sc_bell_data;
913 getbell:
914 ubdp = (struct wskbd_bell_data *)data;
915 SETBELL(ubdp, kbdp, kbdp);
916 return (0);
917
918 case WSKBDIO_SETDEFAULTBELL:
919 if ((error = suser(p->p_ucred, &p->p_acflag)) != 0)
920 return (error);
921 kbdp = &wskbd_default_bell_data;
922 goto setbell;
923
924
925 case WSKBDIO_GETDEFAULTBELL:
926 kbdp = &wskbd_default_bell_data;
927 goto getbell;
928
929 #undef SETBELL
930
931 #define SETKEYREPEAT(dstp, srcp, dfltp) \
932 do { \
933 (dstp)->del1 = ((srcp)->which & WSKBD_KEYREPEAT_DODEL1) ? \
934 (srcp)->del1 : (dfltp)->del1; \
935 (dstp)->delN = ((srcp)->which & WSKBD_KEYREPEAT_DODELN) ? \
936 (srcp)->delN : (dfltp)->delN; \
937 (dstp)->which = WSKBD_KEYREPEAT_DOALL; \
938 } while (0)
939
940 case WSKBDIO_SETKEYREPEAT:
941 if ((flag & FWRITE) == 0)
942 return (EACCES);
943 kkdp = &sc->sc_keyrepeat_data;
944 setkeyrepeat:
945 ukdp = (struct wskbd_keyrepeat_data *)data;
946 SETKEYREPEAT(kkdp, ukdp, kkdp);
947 return (0);
948
949 case WSKBDIO_GETKEYREPEAT:
950 kkdp = &sc->sc_keyrepeat_data;
951 getkeyrepeat:
952 ukdp = (struct wskbd_keyrepeat_data *)data;
953 SETKEYREPEAT(ukdp, kkdp, kkdp);
954 return (0);
955
956 case WSKBDIO_SETDEFAULTKEYREPEAT:
957 if ((error = suser(p->p_ucred, &p->p_acflag)) != 0)
958 return (error);
959 kkdp = &wskbd_default_keyrepeat_data;
960 goto setkeyrepeat;
961
962
963 case WSKBDIO_GETDEFAULTKEYREPEAT:
964 kkdp = &wskbd_default_keyrepeat_data;
965 goto getkeyrepeat;
966
967 #undef SETKEYREPEAT
968
969 case WSKBDIO_SETMAP:
970 if ((flag & FWRITE) == 0)
971 return (EACCES);
972 umdp = (struct wskbd_map_data *)data;
973 len = umdp->maplen*sizeof(struct wscons_keymap);
974 buf = malloc(len, M_TEMP, M_WAITOK);
975 error = copyin(umdp->map, buf, len);
976 if (error == 0) {
977 wskbd_init_keymap(umdp->maplen,
978 &sc->sc_map, &sc->sc_maplen);
979 memcpy(sc->sc_map, buf, len);
980 /* drop the variant bits handled by the map */
981 sc->sc_layout = KB_USER |
982 (KB_VARIANT(sc->sc_layout) & KB_HANDLEDBYWSKBD);
983 wskbd_update_layout(sc->id, sc->sc_layout);
984 }
985 free(buf, M_TEMP);
986 return(error);
987
988 case WSKBDIO_GETMAP:
989 umdp = (struct wskbd_map_data *)data;
990 if (umdp->maplen > sc->sc_maplen)
991 umdp->maplen = sc->sc_maplen;
992 error = copyout(sc->sc_map, umdp->map,
993 umdp->maplen*sizeof(struct wscons_keymap));
994 return(error);
995
996 case WSKBDIO_GETENCODING:
997 *((kbd_t *) data) = sc->sc_layout;
998 return(0);
999
1000 case WSKBDIO_SETENCODING:
1001 if ((flag & FWRITE) == 0)
1002 return (EACCES);
1003 enc = *((kbd_t *)data);
1004 if (KB_ENCODING(enc) == KB_USER) {
1005 /* user map must already be loaded */
1006 if (KB_ENCODING(sc->sc_layout) != KB_USER)
1007 return (EINVAL);
1008 /* map variants make no sense */
1009 if (KB_VARIANT(enc) & ~KB_HANDLEDBYWSKBD)
1010 return (EINVAL);
1011 } else {
1012 md = *(sc->id->t_keymap); /* structure assignment */
1013 md.layout = enc;
1014 error = wskbd_load_keymap(&md, &sc->sc_map,
1015 &sc->sc_maplen);
1016 if (error)
1017 return (error);
1018 }
1019 sc->sc_layout = enc;
1020 wskbd_update_layout(sc->id, enc);
1021 return (0);
1022 }
1023
1024 /*
1025 * Try the keyboard driver for WSKBDIO ioctls. It returns -1
1026 * if it didn't recognize the request, and in turn we return
1027 * -1 if we didn't recognize the request.
1028 */
1029 /* printf("kbdaccess\n"); */
1030 error = (*sc->sc_accessops->ioctl)(sc->sc_accesscookie, cmd, data,
1031 flag, p);
1032 #ifdef WSDISPLAY_COMPAT_RAWKBD
1033 if (!error && cmd == WSKBDIO_SETMODE && *(int *)data == WSKBD_RAW) {
1034 int s = spltty();
1035 sc->id->t_modifiers &= ~(MOD_SHIFT_L | MOD_SHIFT_R
1036 | MOD_CONTROL_L | MOD_CONTROL_R
1037 | MOD_META_L | MOD_META_R
1038 | MOD_COMMAND
1039 | MOD_COMMAND1 | MOD_COMMAND2);
1040 #if NWSDISPLAY > 0
1041 if (sc->sc_repeating) {
1042 sc->sc_repeating = 0;
1043 callout_stop(&sc->sc_repeat_ch);
1044 }
1045 #endif
1046 splx(s);
1047 }
1048 #endif
1049 return (error);
1050 }
1051
1052 int
1053 wskbdpoll(dev, events, p)
1054 dev_t dev;
1055 int events;
1056 struct proc *p;
1057 {
1058 struct wskbd_softc *sc = wskbd_cd.cd_devs[minor(dev)];
1059
1060 return (wsevent_poll(&sc->sc_events, events, p));
1061 }
1062
1063 #if NWSDISPLAY > 0
1064
1065 int
1066 wskbd_pickfree()
1067 {
1068 int i;
1069 struct wskbd_softc *sc;
1070
1071 for (i = 0; i < wskbd_cd.cd_ndevs; i++) {
1072 if ((sc = wskbd_cd.cd_devs[i]) == NULL)
1073 continue;
1074 if (sc->sc_displaydv == NULL)
1075 return (i);
1076 }
1077 return (-1);
1078 }
1079
1080 struct device *
1081 wskbd_set_console_display(displaydv, muxsc)
1082 struct device *displaydv;
1083 struct wsmux_softc *muxsc;
1084 {
1085 struct wskbd_softc *sc = wskbd_console_device;
1086
1087 if (!sc)
1088 return (0);
1089 sc->sc_displaydv = displaydv;
1090 (void)wsmux_attach_sc(muxsc, WSMUX_KBD, &sc->sc_dv, &sc->sc_events,
1091 &sc->sc_mux, &wskbd_muxops);
1092 return (&sc->sc_dv);
1093 }
1094
1095 int
1096 wskbd_set_display(dv, muxsc)
1097 struct device *dv;
1098 struct wsmux_softc *muxsc;
1099 {
1100 struct wskbd_softc *sc = (struct wskbd_softc *)dv;
1101 struct device *displaydv = muxsc ? muxsc->sc_displaydv : 0;
1102 struct device *odisplaydv;
1103 int error;
1104
1105 DPRINTF(("wskbd_set_display: %s mux=%p disp=%p odisp=%p cons=%d\n",
1106 dv->dv_xname, muxsc, sc->sc_displaydv, displaydv,
1107 sc->sc_isconsole));
1108
1109 if (sc->sc_isconsole)
1110 return (EBUSY);
1111
1112 if (displaydv) {
1113 if (sc->sc_displaydv)
1114 return (EBUSY);
1115 } else {
1116 if (sc->sc_displaydv == NULL)
1117 return (ENXIO);
1118 }
1119
1120 odisplaydv = sc->sc_displaydv;
1121 sc->sc_displaydv = displaydv;
1122
1123 error = wskbd_enable(sc, displaydv != NULL);
1124 if (error) {
1125 sc->sc_displaydv = odisplaydv;
1126 return (error);
1127 }
1128
1129 if (displaydv)
1130 printf("%s: connecting to %s\n",
1131 sc->sc_dv.dv_xname, displaydv->dv_xname);
1132 else
1133 printf("%s: disconnecting from %s\n",
1134 sc->sc_dv.dv_xname, odisplaydv->dv_xname);
1135
1136 return (0);
1137 }
1138
1139 int
1140 wskbd_add_mux(unit, muxsc)
1141 int unit;
1142 struct wsmux_softc *muxsc;
1143 {
1144 struct wskbd_softc *sc;
1145
1146 DPRINTF(("wskbd_add_mux: %d %s %p\n", unit, muxsc->sc_dv.dv_xname,
1147 muxsc->sc_displaydv));
1148 if (unit < 0 || unit >= wskbd_cd.cd_ndevs ||
1149 (sc = wskbd_cd.cd_devs[unit]) == NULL)
1150 return (ENXIO);
1151
1152 if (sc->sc_mux || sc->sc_events.io)
1153 return (EBUSY);
1154
1155 return (wsmux_attach_sc(muxsc, WSMUX_KBD, &sc->sc_dv, &sc->sc_events,
1156 &sc->sc_mux, &wskbd_muxops));
1157 }
1158
1159 int
1160 wskbd_rem_mux(unit, muxsc)
1161 int unit;
1162 struct wsmux_softc *muxsc;
1163 {
1164 struct wskbd_softc *sc;
1165
1166 DPRINTF(("wskbd_rem_mux: %d %s\n", unit, muxsc->sc_dv.dv_xname));
1167 if (unit < 0 || unit >= wskbd_cd.cd_ndevs ||
1168 (sc = wskbd_cd.cd_devs[unit]) == NULL)
1169 return (ENXIO);
1170
1171 return (wsmux_detach_sc(muxsc, &sc->sc_dv));
1172 }
1173
1174 #endif /* NWSDISPLAY > 0 */
1175
1176 /*
1177 * Console interface.
1178 */
1179 int
1180 wskbd_cngetc(dev)
1181 dev_t dev;
1182 {
1183 static int num = 0;
1184 static int pos;
1185 u_int type;
1186 int data;
1187 keysym_t ks;
1188
1189 if (!wskbd_console_initted)
1190 return 0;
1191
1192 if (wskbd_console_device != NULL &&
1193 !wskbd_console_device->sc_translating)
1194 return 0;
1195
1196 for(;;) {
1197 if (num-- > 0) {
1198 ks = wskbd_console_data.t_symbols[pos++];
1199 if (KS_GROUP(ks) == KS_GROUP_Ascii)
1200 return (KS_VALUE(ks));
1201 } else {
1202 (*wskbd_console_data.t_consops->getc)
1203 (wskbd_console_data.t_consaccesscookie,
1204 &type, &data);
1205 num = wskbd_translate(&wskbd_console_data, type, data);
1206 pos = 0;
1207 }
1208 }
1209 }
1210
1211 void
1212 wskbd_cnpollc(dev, poll)
1213 dev_t dev;
1214 int poll;
1215 {
1216
1217 if (!wskbd_console_initted)
1218 return;
1219
1220 if (wskbd_console_device != NULL &&
1221 !wskbd_console_device->sc_translating)
1222 return;
1223
1224 (*wskbd_console_data.t_consops->pollc)
1225 (wskbd_console_data.t_consaccesscookie, poll);
1226 }
1227
1228 void
1229 wskbd_cnbell(dev, pitch, period, volume)
1230 dev_t dev;
1231 u_int pitch, period, volume;
1232 {
1233
1234 if (!wskbd_console_initted)
1235 return;
1236
1237 if (wskbd_console_data.t_consops->bell != NULL)
1238 (*wskbd_console_data.t_consops->bell)
1239 (wskbd_console_data.t_consaccesscookie, pitch, period,
1240 volume);
1241 }
1242
1243 static inline void
1244 update_leds(id)
1245 struct wskbd_internal *id;
1246 {
1247 int new_state;
1248
1249 new_state = 0;
1250 if (id->t_modifiers & (MOD_SHIFTLOCK | MOD_CAPSLOCK))
1251 new_state |= WSKBD_LED_CAPS;
1252 if (id->t_modifiers & MOD_NUMLOCK)
1253 new_state |= WSKBD_LED_NUM;
1254 if (id->t_modifiers & MOD_COMPOSE)
1255 new_state |= WSKBD_LED_COMPOSE;
1256 if (id->t_modifiers & MOD_HOLDSCREEN)
1257 new_state |= WSKBD_LED_SCROLL;
1258
1259 if (id->t_sc && new_state != id->t_sc->sc_ledstate) {
1260 (*id->t_sc->sc_accessops->set_leds)
1261 (id->t_sc->sc_accesscookie, new_state);
1262 id->t_sc->sc_ledstate = new_state;
1263 }
1264 }
1265
1266 static inline void
1267 update_modifier(id, type, toggle, mask)
1268 struct wskbd_internal *id;
1269 u_int type;
1270 int toggle;
1271 int mask;
1272 {
1273 if (toggle) {
1274 if (type == WSCONS_EVENT_KEY_DOWN)
1275 id->t_modifiers ^= mask;
1276 } else {
1277 if (type == WSCONS_EVENT_KEY_DOWN)
1278 id->t_modifiers |= mask;
1279 else
1280 id->t_modifiers &= ~mask;
1281 }
1282 }
1283
1284 #if NWSDISPLAY > 0
1285 static void
1286 change_displayparam(sc, param, updown, wraparound)
1287 struct wskbd_softc *sc;
1288 int param, updown, wraparound;
1289 {
1290 int res;
1291 struct wsdisplay_param dp;
1292
1293 if (sc->sc_displaydv == NULL)
1294 return;
1295
1296 dp.param = param;
1297 res = wsdisplay_param(sc->sc_displaydv, WSDISPLAYIO_GETPARAM, &dp);
1298
1299 if (res == EINVAL)
1300 return; /* no such parameter */
1301
1302 dp.curval += updown;
1303 if (dp.max < dp.curval)
1304 dp.curval = wraparound ? dp.min : dp.max;
1305 else
1306 if (dp.curval < dp.min)
1307 dp.curval = wraparound ? dp.max : dp.min;
1308 wsdisplay_param(sc->sc_displaydv, WSDISPLAYIO_SETPARAM, &dp);
1309 }
1310 #endif
1311
1312 static int
1313 internal_command(sc, type, ksym, ksym2)
1314 struct wskbd_softc *sc;
1315 u_int *type;
1316 keysym_t ksym, ksym2;
1317 {
1318 switch (ksym) {
1319 case KS_Cmd:
1320 update_modifier(sc->id, *type, 0, MOD_COMMAND);
1321 ksym = ksym2;
1322 break;
1323
1324 case KS_Cmd1:
1325 update_modifier(sc->id, *type, 0, MOD_COMMAND1);
1326 break;
1327
1328 case KS_Cmd2:
1329 update_modifier(sc->id, *type, 0, MOD_COMMAND2);
1330 break;
1331 }
1332
1333 if (*type != WSCONS_EVENT_KEY_DOWN ||
1334 (! MOD_ONESET(sc->id, MOD_COMMAND) &&
1335 ! MOD_ALLSET(sc->id, MOD_COMMAND1 | MOD_COMMAND2)))
1336 return (0);
1337
1338 switch (ksym) {
1339 #if defined(DDB) || defined(KGDB)
1340 case KS_Cmd_Debugger:
1341 if (sc->sc_isconsole) {
1342 #ifdef DDB
1343 console_debugger();
1344 #endif
1345 #ifdef KGDB
1346 kgdb_connect(1);
1347 #endif
1348 }
1349 /* discard this key (ddb discarded command modifiers) */
1350 *type = WSCONS_EVENT_KEY_UP;
1351 return (1);
1352 #endif
1353
1354 #if NWSDISPLAY > 0
1355 case KS_Cmd_Screen0:
1356 case KS_Cmd_Screen1:
1357 case KS_Cmd_Screen2:
1358 case KS_Cmd_Screen3:
1359 case KS_Cmd_Screen4:
1360 case KS_Cmd_Screen5:
1361 case KS_Cmd_Screen6:
1362 case KS_Cmd_Screen7:
1363 case KS_Cmd_Screen8:
1364 case KS_Cmd_Screen9:
1365 wsdisplay_switch(sc->sc_displaydv, ksym - KS_Cmd_Screen0, 0);
1366 return (1);
1367 case KS_Cmd_ResetEmul:
1368 wsdisplay_reset(sc->sc_displaydv, WSDISPLAY_RESETEMUL);
1369 return (1);
1370 case KS_Cmd_ResetClose:
1371 wsdisplay_reset(sc->sc_displaydv, WSDISPLAY_RESETCLOSE);
1372 return (1);
1373 case KS_Cmd_BacklightOn:
1374 case KS_Cmd_BacklightOff:
1375 case KS_Cmd_BacklightToggle:
1376 change_displayparam(sc, WSDISPLAYIO_PARAM_BACKLIGHT,
1377 ksym == KS_Cmd_BacklightOff ? -1 : 1,
1378 ksym == KS_Cmd_BacklightToggle ? 1 : 0);
1379 return (1);
1380 case KS_Cmd_BrightnessUp:
1381 case KS_Cmd_BrightnessDown:
1382 case KS_Cmd_BrightnessRotate:
1383 change_displayparam(sc, WSDISPLAYIO_PARAM_BRIGHTNESS,
1384 ksym == KS_Cmd_BrightnessDown ? -1 : 1,
1385 ksym == KS_Cmd_BrightnessRotate ? 1 : 0);
1386 return (1);
1387 case KS_Cmd_ContrastUp:
1388 case KS_Cmd_ContrastDown:
1389 case KS_Cmd_ContrastRotate:
1390 change_displayparam(sc, WSDISPLAYIO_PARAM_CONTRAST,
1391 ksym == KS_Cmd_ContrastDown ? -1 : 1,
1392 ksym == KS_Cmd_ContrastRotate ? 1 : 0);
1393 return (1);
1394 #endif
1395 }
1396 return (0);
1397 }
1398
1399 static int
1400 wskbd_translate(id, type, value)
1401 struct wskbd_internal *id;
1402 u_int type;
1403 int value;
1404 {
1405 struct wskbd_softc *sc = id->t_sc;
1406 keysym_t ksym, res, *group;
1407 struct wscons_keymap kpbuf, *kp;
1408 int iscommand = 0;
1409
1410 if (type == WSCONS_EVENT_ALL_KEYS_UP) {
1411 id->t_modifiers &= ~(MOD_SHIFT_L | MOD_SHIFT_R
1412 | MOD_CONTROL_L | MOD_CONTROL_R
1413 | MOD_META_L | MOD_META_R
1414 | MOD_MODESHIFT
1415 | MOD_COMMAND | MOD_COMMAND1 | MOD_COMMAND2);
1416 update_leds(id);
1417 return (0);
1418 }
1419
1420 if (sc != NULL) {
1421 if (value < 0 || value >= sc->sc_maplen) {
1422 #ifdef DEBUG
1423 printf("wskbd_translate: keycode %d out of range\n",
1424 value);
1425 #endif
1426 return (0);
1427 }
1428 kp = sc->sc_map + value;
1429 } else {
1430 kp = &kpbuf;
1431 wskbd_get_mapentry(id->t_keymap, value, kp);
1432 }
1433
1434 /* if this key has a command, process it first */
1435 if (sc != NULL && kp->command != KS_voidSymbol)
1436 iscommand = internal_command(sc, &type, kp->command,
1437 kp->group1[0]);
1438
1439 /* Now update modifiers */
1440 switch (kp->group1[0]) {
1441 case KS_Shift_L:
1442 update_modifier(id, type, 0, MOD_SHIFT_L);
1443 break;
1444
1445 case KS_Shift_R:
1446 update_modifier(id, type, 0, MOD_SHIFT_R);
1447 break;
1448
1449 case KS_Shift_Lock:
1450 update_modifier(id, type, 1, MOD_SHIFTLOCK);
1451 break;
1452
1453 case KS_Caps_Lock:
1454 update_modifier(id, type, 1, MOD_CAPSLOCK);
1455 break;
1456
1457 case KS_Control_L:
1458 update_modifier(id, type, 0, MOD_CONTROL_L);
1459 break;
1460
1461 case KS_Control_R:
1462 update_modifier(id, type, 0, MOD_CONTROL_R);
1463 break;
1464
1465 case KS_Alt_L:
1466 update_modifier(id, type, 0, MOD_META_L);
1467 break;
1468
1469 case KS_Alt_R:
1470 update_modifier(id, type, 0, MOD_META_R);
1471 break;
1472
1473 case KS_Mode_switch:
1474 update_modifier(id, type, 0, MOD_MODESHIFT);
1475 break;
1476
1477 case KS_Num_Lock:
1478 update_modifier(id, type, 1, MOD_NUMLOCK);
1479 break;
1480
1481 #if NWSDISPLAY > 0
1482 case KS_Hold_Screen:
1483 if (sc != NULL) {
1484 update_modifier(id, type, 1, MOD_HOLDSCREEN);
1485 wskbd_holdscreen(sc, id->t_modifiers & MOD_HOLDSCREEN);
1486 }
1487 break;
1488 #endif
1489 }
1490
1491 /* If this is a key release or we are in command mode, we are done */
1492 if (type != WSCONS_EVENT_KEY_DOWN || iscommand) {
1493 update_leds(id);
1494 return (0);
1495 }
1496
1497 /* Get the keysym */
1498 if (id->t_modifiers & MOD_MODESHIFT)
1499 group = & kp->group2[0];
1500 else
1501 group = & kp->group1[0];
1502
1503 if ((id->t_modifiers & MOD_NUMLOCK) != 0 &&
1504 KS_GROUP(group[1]) == KS_GROUP_Keypad) {
1505 if (MOD_ONESET(id, MOD_ANYSHIFT))
1506 ksym = group[0];
1507 else
1508 ksym = group[1];
1509 } else if (! MOD_ONESET(id, MOD_ANYSHIFT | MOD_CAPSLOCK)) {
1510 ksym = group[0];
1511 } else if (MOD_ONESET(id, MOD_CAPSLOCK)) {
1512 if (! MOD_ONESET(id, MOD_SHIFT_L | MOD_SHIFT_R))
1513 ksym = group[0];
1514 else
1515 ksym = group[1];
1516 if (ksym >= KS_a && ksym <= KS_z)
1517 ksym += KS_A - KS_a;
1518 else if (ksym >= KS_agrave && ksym <= KS_thorn &&
1519 ksym != KS_division)
1520 ksym += KS_Agrave - KS_agrave;
1521 } else if (MOD_ONESET(id, MOD_ANYSHIFT)) {
1522 ksym = group[1];
1523 } else {
1524 ksym = group[0];
1525 }
1526
1527 /* Process compose sequence and dead accents */
1528 res = KS_voidSymbol;
1529
1530 switch (KS_GROUP(ksym)) {
1531 case KS_GROUP_Ascii:
1532 case KS_GROUP_Keypad:
1533 case KS_GROUP_Function:
1534 res = ksym;
1535 break;
1536
1537 case KS_GROUP_Mod:
1538 if (ksym == KS_Multi_key) {
1539 update_modifier(id, 1, 0, MOD_COMPOSE);
1540 id->t_composelen = 2;
1541 }
1542 break;
1543
1544 case KS_GROUP_Dead:
1545 if (id->t_composelen == 0) {
1546 update_modifier(id, 1, 0, MOD_COMPOSE);
1547 id->t_composelen = 1;
1548 id->t_composebuf[0] = ksym;
1549 } else
1550 res = ksym;
1551 break;
1552 }
1553
1554 if (res == KS_voidSymbol) {
1555 update_leds(id);
1556 return (0);
1557 }
1558
1559 if (id->t_composelen > 0) {
1560 id->t_composebuf[2 - id->t_composelen] = res;
1561 if (--id->t_composelen == 0) {
1562 res = wskbd_compose_value(id->t_composebuf);
1563 update_modifier(id, 0, 0, MOD_COMPOSE);
1564 } else {
1565 return (0);
1566 }
1567 }
1568
1569 update_leds(id);
1570
1571 /* We are done, return the symbol */
1572 if (KS_GROUP(res) == KS_GROUP_Ascii) {
1573 if (MOD_ONESET(id, MOD_ANYCONTROL)) {
1574 if ((res >= KS_at && res <= KS_z) || res == KS_space)
1575 res = res & 0x1f;
1576 else if (res == KS_2)
1577 res = 0x00;
1578 else if (res >= KS_3 && res <= KS_7)
1579 res = KS_Escape + (res - KS_3);
1580 else if (res == KS_8)
1581 res = KS_Delete;
1582 }
1583 if (MOD_ONESET(id, MOD_ANYMETA)) {
1584 if (id->t_flags & WSKFL_METAESC) {
1585 id->t_symbols[0] = KS_Escape;
1586 id->t_symbols[1] = res;
1587 return (2);
1588 } else
1589 res |= 0x80;
1590 }
1591 }
1592
1593 id->t_symbols[0] = res;
1594 return (1);
1595 }
1596