wskbd.c revision 1.69.2.6
1 /* $NetBSD: wskbd.c,v 1.69.2.6 2005/03/04 16:51:14 skrll 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 /* 37 * Copyright (c) 1992, 1993 38 * The Regents of the University of California. All rights reserved. 39 * 40 * This software was developed by the Computer Systems Engineering group 41 * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and 42 * contributed to Berkeley. 43 * 44 * All advertising materials mentioning features or use of this software 45 * must display the following acknowledgement: 46 * This product includes software developed by the University of 47 * California, Lawrence Berkeley Laboratory. 48 * 49 * Redistribution and use in source and binary forms, with or without 50 * modification, are permitted provided that the following conditions 51 * are met: 52 * 1. Redistributions of source code must retain the above copyright 53 * notice, this list of conditions and the following disclaimer. 54 * 2. Redistributions in binary form must reproduce the above copyright 55 * notice, this list of conditions and the following disclaimer in the 56 * documentation and/or other materials provided with the distribution. 57 * 3. Neither the name of the University nor the names of its contributors 58 * may be used to endorse or promote products derived from this software 59 * without specific prior written permission. 60 * 61 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 62 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 63 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 64 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 65 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 66 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 67 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 68 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 69 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 70 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 71 * SUCH DAMAGE. 72 * 73 * @(#)kbd.c 8.2 (Berkeley) 10/30/93 74 */ 75 76 /* 77 * Keyboard driver (/dev/wskbd*). Translates incoming bytes to ASCII or 78 * to `wscons_events' and passes them up to the appropriate reader. 79 */ 80 81 #include <sys/cdefs.h> 82 __KERNEL_RCSID(0, "$NetBSD: wskbd.c,v 1.69.2.6 2005/03/04 16:51:14 skrll Exp $"); 83 84 #include "opt_ddb.h" 85 #include "opt_kgdb.h" 86 #include "opt_wsdisplay_compat.h" 87 88 #include "wsdisplay.h" 89 #include "wskbd.h" 90 #include "wsmux.h" 91 92 #include <sys/param.h> 93 #include <sys/conf.h> 94 #include <sys/device.h> 95 #include <sys/ioctl.h> 96 #include <sys/kernel.h> 97 #include <sys/proc.h> 98 #include <sys/syslog.h> 99 #include <sys/systm.h> 100 #include <sys/callout.h> 101 #include <sys/malloc.h> 102 #include <sys/tty.h> 103 #include <sys/signalvar.h> 104 #include <sys/errno.h> 105 #include <sys/fcntl.h> 106 #include <sys/vnode.h> 107 108 #include <dev/wscons/wsconsio.h> 109 #include <dev/wscons/wskbdvar.h> 110 #include <dev/wscons/wsksymdef.h> 111 #include <dev/wscons/wsksymvar.h> 112 #include <dev/wscons/wsdisplayvar.h> 113 #include <dev/wscons/wseventvar.h> 114 #include <dev/wscons/wscons_callbacks.h> 115 116 #ifdef KGDB 117 #include <sys/kgdb.h> 118 #endif 119 120 #ifdef WSKBD_DEBUG 121 #define DPRINTF(x) if (wskbddebug) printf x 122 int wskbddebug = 0; 123 #else 124 #define DPRINTF(x) 125 #endif 126 127 #include <dev/wscons/wsmuxvar.h> 128 129 struct wskbd_internal { 130 const struct wskbd_mapdata *t_keymap; 131 132 const struct wskbd_consops *t_consops; 133 void *t_consaccesscookie; 134 135 int t_modifiers; 136 int t_composelen; /* remaining entries in t_composebuf */ 137 keysym_t t_composebuf[2]; 138 139 int t_flags; 140 #define WSKFL_METAESC 1 141 142 #define MAXKEYSYMSPERKEY 2 /* ESC <key> at max */ 143 keysym_t t_symbols[MAXKEYSYMSPERKEY]; 144 145 struct wskbd_softc *t_sc; /* back pointer */ 146 }; 147 148 struct wskbd_softc { 149 struct wsevsrc sc_base; 150 151 struct wskbd_internal *id; 152 153 const struct wskbd_accessops *sc_accessops; 154 void *sc_accesscookie; 155 156 int sc_ledstate; 157 158 int sc_isconsole; 159 160 struct wskbd_bell_data sc_bell_data; 161 struct wskbd_keyrepeat_data sc_keyrepeat_data; 162 #ifdef WSDISPLAY_SCROLLSUPPORT 163 struct wskbd_scroll_data sc_scroll_data; 164 #endif 165 166 int sc_repeating; /* we've called timeout() */ 167 struct callout sc_repeat_ch; 168 169 int sc_translating; /* xlate to chars for emulation */ 170 171 int sc_maplen; /* number of entries in sc_map */ 172 struct wscons_keymap *sc_map; /* current translation map */ 173 kbd_t sc_layout; /* current layout */ 174 175 int sc_refcnt; 176 u_char sc_dying; /* device is being detached */ 177 }; 178 179 #define MOD_SHIFT_L (1 << 0) 180 #define MOD_SHIFT_R (1 << 1) 181 #define MOD_SHIFTLOCK (1 << 2) 182 #define MOD_CAPSLOCK (1 << 3) 183 #define MOD_CONTROL_L (1 << 4) 184 #define MOD_CONTROL_R (1 << 5) 185 #define MOD_META_L (1 << 6) 186 #define MOD_META_R (1 << 7) 187 #define MOD_MODESHIFT (1 << 8) 188 #define MOD_NUMLOCK (1 << 9) 189 #define MOD_COMPOSE (1 << 10) 190 #define MOD_HOLDSCREEN (1 << 11) 191 #define MOD_COMMAND (1 << 12) 192 #define MOD_COMMAND1 (1 << 13) 193 #define MOD_COMMAND2 (1 << 14) 194 195 #define MOD_ANYSHIFT (MOD_SHIFT_L | MOD_SHIFT_R | MOD_SHIFTLOCK) 196 #define MOD_ANYCONTROL (MOD_CONTROL_L | MOD_CONTROL_R) 197 #define MOD_ANYMETA (MOD_META_L | MOD_META_R) 198 199 #define MOD_ONESET(id, mask) (((id)->t_modifiers & (mask)) != 0) 200 #define MOD_ALLSET(id, mask) (((id)->t_modifiers & (mask)) == (mask)) 201 202 #define GETMODSTATE(src, dst) \ 203 do { \ 204 dst |= (src & MOD_SHIFT_L) ? MOD_SHIFT_L : 0; \ 205 dst |= (src & MOD_SHIFT_R) ? MOD_SHIFT_R : 0; \ 206 dst |= (src & MOD_CONTROL_L) ? MOD_CONTROL_L : 0; \ 207 dst |= (src & MOD_CONTROL_R) ? MOD_CONTROL_R : 0; \ 208 dst |= (src & MOD_META_L) ? MOD_META_L : 0; \ 209 dst |= (src & MOD_META_R) ? MOD_META_R : 0; \ 210 } while (0) 211 212 static int wskbd_match(struct device *, struct cfdata *, void *); 213 static void wskbd_attach(struct device *, struct device *, void *); 214 static int wskbd_detach(struct device *, int); 215 static int wskbd_activate(struct device *, enum devact); 216 217 static int wskbd_displayioctl(struct device *, u_long, caddr_t, int, 218 struct lwp *); 219 #if NWSDISPLAY > 0 220 static int wskbd_set_display(struct device *, struct wsevsrc *); 221 #else 222 #define wskbd_set_display NULL 223 #endif 224 225 static inline void update_leds(struct wskbd_internal *); 226 static inline void update_modifier(struct wskbd_internal *, u_int, int, int); 227 static int internal_command(struct wskbd_softc *, u_int *, keysym_t, keysym_t); 228 static int wskbd_translate(struct wskbd_internal *, u_int, int); 229 static int wskbd_enable(struct wskbd_softc *, int); 230 #if NWSDISPLAY > 0 231 static void change_displayparam(struct wskbd_softc *, int, int, int); 232 static void wskbd_holdscreen(struct wskbd_softc *, int); 233 #endif 234 235 static int wskbd_do_ioctl_sc(struct wskbd_softc *, u_long, caddr_t, int, 236 struct lwp *); 237 238 #if NWSMUX > 0 239 static int wskbd_mux_open(struct wsevsrc *, struct wseventvar *); 240 static int wskbd_mux_close(struct wsevsrc *); 241 #else 242 #define wskbd_mux_open NULL 243 #define wskbd_mux_close NULL 244 #endif 245 246 static int wskbd_do_open(struct wskbd_softc *, struct wseventvar *); 247 static int wskbd_do_ioctl(struct device *, u_long, caddr_t, int, struct lwp *); 248 249 CFATTACH_DECL(wskbd, sizeof (struct wskbd_softc), 250 wskbd_match, wskbd_attach, wskbd_detach, wskbd_activate); 251 252 extern struct cfdriver wskbd_cd; 253 254 dev_type_open(wskbdopen); 255 dev_type_close(wskbdclose); 256 dev_type_read(wskbdread); 257 dev_type_ioctl(wskbdioctl); 258 dev_type_poll(wskbdpoll); 259 dev_type_kqfilter(wskbdkqfilter); 260 261 const struct cdevsw wskbd_cdevsw = { 262 wskbdopen, wskbdclose, wskbdread, nowrite, wskbdioctl, 263 nostop, notty, wskbdpoll, nommap, wskbdkqfilter, 264 }; 265 266 #ifndef WSKBD_DEFAULT_BELL_PITCH 267 #define WSKBD_DEFAULT_BELL_PITCH 1500 /* 1500Hz */ 268 #endif 269 #ifndef WSKBD_DEFAULT_BELL_PERIOD 270 #define WSKBD_DEFAULT_BELL_PERIOD 100 /* 100ms */ 271 #endif 272 #ifndef WSKBD_DEFAULT_BELL_VOLUME 273 #define WSKBD_DEFAULT_BELL_VOLUME 50 /* 50% volume */ 274 #endif 275 276 struct wskbd_bell_data wskbd_default_bell_data = { 277 WSKBD_BELL_DOALL, 278 WSKBD_DEFAULT_BELL_PITCH, 279 WSKBD_DEFAULT_BELL_PERIOD, 280 WSKBD_DEFAULT_BELL_VOLUME, 281 }; 282 283 #ifdef WSDISPLAY_SCROLLSUPPORT 284 struct wskbd_scroll_data wskbd_default_scroll_data = { 285 WSKBD_SCROLL_DOALL, 286 WSKBD_SCROLL_MODE_NORMAL, 287 #ifdef WSDISPLAY_SCROLLCOMBO 288 WSDISPLAY_SCROLLCOMBO, 289 #else 290 MOD_SHIFT_L, 291 #endif 292 }; 293 #endif 294 295 #ifndef WSKBD_DEFAULT_KEYREPEAT_DEL1 296 #define WSKBD_DEFAULT_KEYREPEAT_DEL1 400 /* 400ms to start repeating */ 297 #endif 298 #ifndef WSKBD_DEFAULT_KEYREPEAT_DELN 299 #define WSKBD_DEFAULT_KEYREPEAT_DELN 100 /* 100ms to between repeats */ 300 #endif 301 302 struct wskbd_keyrepeat_data wskbd_default_keyrepeat_data = { 303 WSKBD_KEYREPEAT_DOALL, 304 WSKBD_DEFAULT_KEYREPEAT_DEL1, 305 WSKBD_DEFAULT_KEYREPEAT_DELN, 306 }; 307 308 #if NWSDISPLAY > 0 || NWSMUX > 0 309 struct wssrcops wskbd_srcops = { 310 WSMUX_KBD, 311 wskbd_mux_open, wskbd_mux_close, wskbd_do_ioctl, 312 wskbd_displayioctl, wskbd_set_display 313 }; 314 #endif 315 316 #if NWSDISPLAY > 0 317 static void wskbd_repeat(void *v); 318 #endif 319 320 static int wskbd_console_initted; 321 static struct wskbd_softc *wskbd_console_device; 322 static struct wskbd_internal wskbd_console_data; 323 324 static void wskbd_update_layout(struct wskbd_internal *, kbd_t); 325 326 static void 327 wskbd_update_layout(struct wskbd_internal *id, kbd_t enc) 328 { 329 330 if (enc & KB_METAESC) 331 id->t_flags |= WSKFL_METAESC; 332 else 333 id->t_flags &= ~WSKFL_METAESC; 334 } 335 336 /* 337 * Print function (for parent devices). 338 */ 339 int 340 wskbddevprint(void *aux, const char *pnp) 341 { 342 #if 0 343 struct wskbddev_attach_args *ap = aux; 344 #endif 345 346 if (pnp) 347 aprint_normal("wskbd at %s", pnp); 348 #if 0 349 aprint_normal(" console %d", ap->console); 350 #endif 351 352 return (UNCONF); 353 } 354 355 int 356 wskbd_match(struct device *parent, struct cfdata *match, void *aux) 357 { 358 struct wskbddev_attach_args *ap = aux; 359 360 if (match->wskbddevcf_console != WSKBDDEVCF_CONSOLE_UNK) { 361 /* 362 * If console-ness of device specified, either match 363 * exactly (at high priority), or fail. 364 */ 365 if (match->wskbddevcf_console != 0 && ap->console != 0) 366 return (10); 367 else 368 return (0); 369 } 370 371 /* If console-ness unspecified, it wins. */ 372 return (1); 373 } 374 375 void 376 wskbd_attach(struct device *parent, struct device *self, void *aux) 377 { 378 struct wskbd_softc *sc = (struct wskbd_softc *)self; 379 struct wskbddev_attach_args *ap = aux; 380 #if NWSMUX > 0 381 int mux, error; 382 #endif 383 384 sc->sc_isconsole = ap->console; 385 386 #if NWSMUX > 0 || NWSDISPLAY > 0 387 sc->sc_base.me_ops = &wskbd_srcops; 388 #endif 389 #if NWSMUX > 0 390 mux = sc->sc_base.me_dv.dv_cfdata->wskbddevcf_mux; 391 if (ap->console) { 392 /* Ignore mux for console; it always goes to the console mux. */ 393 /* printf(" (mux %d ignored for console)", mux); */ 394 mux = -1; 395 } 396 if (mux >= 0) 397 printf(" mux %d", mux); 398 #else 399 if (sc->sc_base.me_dv.dv_cfdata->wskbddevcf_mux >= 0) 400 printf(" (mux ignored)"); 401 #endif 402 403 if (ap->console) { 404 sc->id = &wskbd_console_data; 405 } else { 406 sc->id = malloc(sizeof(struct wskbd_internal), 407 M_DEVBUF, M_WAITOK|M_ZERO); 408 sc->id->t_keymap = ap->keymap; 409 wskbd_update_layout(sc->id, ap->keymap->layout); 410 } 411 412 callout_init(&sc->sc_repeat_ch); 413 414 sc->id->t_sc = sc; 415 416 sc->sc_accessops = ap->accessops; 417 sc->sc_accesscookie = ap->accesscookie; 418 sc->sc_repeating = 0; 419 sc->sc_translating = 1; 420 sc->sc_ledstate = -1; /* force update */ 421 422 if (wskbd_load_keymap(sc->id->t_keymap, 423 &sc->sc_map, &sc->sc_maplen) != 0) 424 panic("cannot load keymap"); 425 426 sc->sc_layout = sc->id->t_keymap->layout; 427 428 /* set default bell and key repeat data */ 429 sc->sc_bell_data = wskbd_default_bell_data; 430 sc->sc_keyrepeat_data = wskbd_default_keyrepeat_data; 431 432 #ifdef WSDISPLAY_SCROLLSUPPORT 433 sc->sc_scroll_data = wskbd_default_scroll_data; 434 #endif 435 436 if (ap->console) { 437 KASSERT(wskbd_console_initted); 438 KASSERT(wskbd_console_device == NULL); 439 440 wskbd_console_device = sc; 441 442 printf(": console keyboard"); 443 444 #if NWSDISPLAY > 0 445 wsdisplay_set_console_kbd(&sc->sc_base); /* sets me_dispv */ 446 if (sc->sc_base.me_dispdv != NULL) 447 printf(", using %s", sc->sc_base.me_dispdv->dv_xname); 448 #endif 449 } 450 printf("\n"); 451 452 #if NWSMUX > 0 453 if (mux >= 0) { 454 error = wsmux_attach_sc(wsmux_getmux(mux), &sc->sc_base); 455 if (error) 456 printf("%s: attach error=%d\n", 457 sc->sc_base.me_dv.dv_xname, error); 458 } 459 #endif 460 } 461 462 void 463 wskbd_cnattach(const struct wskbd_consops *consops, void *conscookie, 464 const struct wskbd_mapdata *mapdata) 465 { 466 KASSERT(!wskbd_console_initted); 467 468 wskbd_console_data.t_keymap = mapdata; 469 wskbd_update_layout(&wskbd_console_data, mapdata->layout); 470 471 wskbd_console_data.t_consops = consops; 472 wskbd_console_data.t_consaccesscookie = conscookie; 473 474 #if NWSDISPLAY > 0 475 wsdisplay_set_cons_kbd(wskbd_cngetc, wskbd_cnpollc, wskbd_cnbell); 476 #endif 477 478 wskbd_console_initted = 1; 479 } 480 481 void 482 wskbd_cndetach(void) 483 { 484 KASSERT(wskbd_console_initted); 485 486 wskbd_console_data.t_keymap = 0; 487 488 wskbd_console_data.t_consops = 0; 489 wskbd_console_data.t_consaccesscookie = 0; 490 491 #if NWSDISPLAY > 0 492 wsdisplay_unset_cons_kbd(); 493 #endif 494 495 wskbd_console_initted = 0; 496 } 497 498 #if NWSDISPLAY > 0 499 static void 500 wskbd_repeat(void *v) 501 { 502 struct wskbd_softc *sc = (struct wskbd_softc *)v; 503 int s = spltty(); 504 505 if (!sc->sc_repeating) { 506 /* 507 * race condition: a "key up" event came in when wskbd_repeat() 508 * was already called but not yet spltty()'d 509 */ 510 splx(s); 511 return; 512 } 513 if (sc->sc_base.me_dispdv != NULL) { 514 int i; 515 for (i = 0; i < sc->sc_repeating; i++) 516 wsdisplay_kbdinput(sc->sc_base.me_dispdv, 517 sc->id->t_symbols[i]); 518 } 519 callout_reset(&sc->sc_repeat_ch, 520 (hz * sc->sc_keyrepeat_data.delN) / 1000, wskbd_repeat, sc); 521 splx(s); 522 } 523 #endif 524 525 int 526 wskbd_activate(struct device *self, enum devact act) 527 { 528 struct wskbd_softc *sc = (struct wskbd_softc *)self; 529 530 if (act == DVACT_DEACTIVATE) 531 sc->sc_dying = 1; 532 return (0); 533 } 534 535 /* 536 * Detach a keyboard. To keep track of users of the softc we keep 537 * a reference count that's incremented while inside, e.g., read. 538 * If the keyboard is active and the reference count is > 0 (0 is the 539 * normal state) we post an event and then wait for the process 540 * that had the reference to wake us up again. Then we blow away the 541 * vnode and return (which will deallocate the softc). 542 */ 543 int 544 wskbd_detach(struct device *self, int flags) 545 { 546 struct wskbd_softc *sc = (struct wskbd_softc *)self; 547 struct wseventvar *evar; 548 int maj, mn; 549 int s; 550 551 #if NWSMUX > 0 552 /* Tell parent mux we're leaving. */ 553 if (sc->sc_base.me_parent != NULL) 554 wsmux_detach_sc(&sc->sc_base); 555 #endif 556 557 if (sc->sc_isconsole) { 558 KASSERT(wskbd_console_device == sc); 559 wskbd_console_device = NULL; 560 } 561 562 evar = sc->sc_base.me_evp; 563 if (evar != NULL && evar->io != NULL) { 564 s = spltty(); 565 if (--sc->sc_refcnt >= 0) { 566 /* Wake everyone by generating a dummy event. */ 567 if (++evar->put >= WSEVENT_QSIZE) 568 evar->put = 0; 569 WSEVENT_WAKEUP(evar); 570 /* Wait for processes to go away. */ 571 if (tsleep(sc, PZERO, "wskdet", hz * 60)) 572 printf("wskbd_detach: %s didn't detach\n", 573 sc->sc_base.me_dv.dv_xname); 574 } 575 splx(s); 576 } 577 578 /* locate the major number */ 579 maj = cdevsw_lookup_major(&wskbd_cdevsw); 580 581 /* Nuke the vnodes for any open instances. */ 582 mn = self->dv_unit; 583 vdevgone(maj, mn, mn, VCHR); 584 585 return (0); 586 } 587 588 void 589 wskbd_input(struct device *dev, u_int type, int value) 590 { 591 struct wskbd_softc *sc = (struct wskbd_softc *)dev; 592 struct wscons_event *ev; 593 struct wseventvar *evar; 594 struct timeval thistime; 595 #if NWSDISPLAY > 0 596 int num, i; 597 #endif 598 int put; 599 600 #if NWSDISPLAY > 0 601 if (sc->sc_repeating) { 602 sc->sc_repeating = 0; 603 callout_stop(&sc->sc_repeat_ch); 604 } 605 606 /* 607 * If /dev/wskbdN is not connected in event mode translate and 608 * send upstream. 609 */ 610 if (sc->sc_translating) { 611 num = wskbd_translate(sc->id, type, value); 612 if (num > 0) { 613 if (sc->sc_base.me_dispdv != NULL) { 614 #ifdef WSDISPLAY_SCROLLSUPPORT 615 if (sc->id->t_symbols [0] != KS_Print_Screen) { 616 wsdisplay_scroll(sc->sc_base. 617 me_dispdv, WSDISPLAY_SCROLL_RESET); 618 } 619 #endif 620 for (i = 0; i < num; i++) 621 wsdisplay_kbdinput( 622 sc->sc_base.me_dispdv, 623 sc->id->t_symbols[i]); 624 } 625 626 sc->sc_repeating = num; 627 callout_reset(&sc->sc_repeat_ch, 628 (hz * sc->sc_keyrepeat_data.del1) / 1000, 629 wskbd_repeat, sc); 630 } 631 return; 632 } 633 #endif 634 635 /* 636 * Keyboard is generating events. Turn this keystroke into an 637 * event and put it in the queue. If the queue is full, the 638 * keystroke is lost (sorry!). 639 */ 640 641 evar = sc->sc_base.me_evp; 642 if (evar == NULL) { 643 DPRINTF(("wskbd_input: not open\n")); 644 return; 645 } 646 647 #ifdef DIAGNOSTIC 648 if (evar->q == NULL) { 649 printf("wskbd_input: evar->q=NULL\n"); 650 return; 651 } 652 #endif 653 654 put = evar->put; 655 ev = &evar->q[put]; 656 put = (put + 1) % WSEVENT_QSIZE; 657 if (put == evar->get) { 658 log(LOG_WARNING, "%s: event queue overflow\n", 659 sc->sc_base.me_dv.dv_xname); 660 return; 661 } 662 ev->type = type; 663 ev->value = value; 664 microtime(&thistime); 665 TIMEVAL_TO_TIMESPEC(&thistime, &ev->time); 666 evar->put = put; 667 WSEVENT_WAKEUP(evar); 668 } 669 670 #ifdef WSDISPLAY_COMPAT_RAWKBD 671 void 672 wskbd_rawinput(struct device *dev, u_char *buf, int len) 673 { 674 #if NWSDISPLAY > 0 675 struct wskbd_softc *sc = (struct wskbd_softc *)dev; 676 int i; 677 678 if (sc->sc_base.me_dispdv != NULL) 679 for (i = 0; i < len; i++) 680 wsdisplay_kbdinput(sc->sc_base.me_dispdv, buf[i]); 681 /* this is KS_GROUP_Ascii */ 682 #endif 683 } 684 #endif /* WSDISPLAY_COMPAT_RAWKBD */ 685 686 #if NWSDISPLAY > 0 687 static void 688 wskbd_holdscreen(struct wskbd_softc *sc, int hold) 689 { 690 int new_state; 691 692 if (sc->sc_base.me_dispdv != NULL) { 693 wsdisplay_kbdholdscreen(sc->sc_base.me_dispdv, hold); 694 new_state = sc->sc_ledstate; 695 if (hold) 696 new_state |= WSKBD_LED_SCROLL; 697 else 698 new_state &= ~WSKBD_LED_SCROLL; 699 if (new_state != sc->sc_ledstate) { 700 (*sc->sc_accessops->set_leds)(sc->sc_accesscookie, 701 new_state); 702 sc->sc_ledstate = new_state; 703 } 704 } 705 } 706 #endif 707 708 static int 709 wskbd_enable(struct wskbd_softc *sc, int on) 710 { 711 int error; 712 713 #if 0 714 /* I don't understand the purpose of this code. And it seems to 715 * break things, so it's out. -- Lennart 716 */ 717 if (!on && (!sc->sc_translating 718 #if NWSDISPLAY > 0 719 || sc->sc_base.me_dispdv 720 #endif 721 )) 722 return (EBUSY); 723 #endif 724 #if NWSDISPLAY > 0 725 if (sc->sc_base.me_dispdv != NULL) 726 return (0); 727 #endif 728 729 error = (*sc->sc_accessops->enable)(sc->sc_accesscookie, on); 730 DPRINTF(("wskbd_enable: sc=%p on=%d res=%d\n", sc, on, error)); 731 return (error); 732 } 733 734 #if NWSMUX > 0 735 int 736 wskbd_mux_open(struct wsevsrc *me, struct wseventvar *evp) 737 { 738 struct wskbd_softc *sc = (struct wskbd_softc *)me; 739 740 if (sc->sc_dying) 741 return (EIO); 742 743 if (sc->sc_base.me_evp != NULL) 744 return (EBUSY); 745 746 return (wskbd_do_open(sc, evp)); 747 } 748 #endif 749 750 int 751 wskbdopen(dev_t dev, int flags, int mode, struct lwp *l) 752 { 753 struct wskbd_softc *sc; 754 struct wseventvar *evar; 755 int unit, error; 756 757 unit = minor(dev); 758 if (unit >= wskbd_cd.cd_ndevs || /* make sure it was attached */ 759 (sc = wskbd_cd.cd_devs[unit]) == NULL) 760 return (ENXIO); 761 762 #if NWSMUX > 0 763 DPRINTF(("wskbdopen: %s mux=%p p=%p\n", sc->sc_base.me_dv.dv_xname, 764 sc->sc_base.me_parent, p)); 765 #endif 766 767 if (sc->sc_dying) 768 return (EIO); 769 770 if ((flags & (FREAD | FWRITE)) == FWRITE) 771 /* Not opening for read, only ioctl is available. */ 772 return (0); 773 774 #if NWSMUX > 0 775 if (sc->sc_base.me_parent != NULL) { 776 /* Grab the keyboard out of the greedy hands of the mux. */ 777 DPRINTF(("wskbdopen: detach\n")); 778 wsmux_detach_sc(&sc->sc_base); 779 } 780 #endif 781 782 if (sc->sc_base.me_evp != NULL) 783 return (EBUSY); 784 785 evar = &sc->sc_base.me_evar; 786 wsevent_init(evar); 787 evar->io = l->l_proc; 788 789 error = wskbd_do_open(sc, evar); 790 if (error) { 791 DPRINTF(("wskbdopen: %s open failed\n", 792 sc->sc_base.me_dv.dv_xname)); 793 sc->sc_base.me_evp = NULL; 794 wsevent_fini(evar); 795 } 796 return (error); 797 } 798 799 int 800 wskbd_do_open(struct wskbd_softc *sc, struct wseventvar *evp) 801 { 802 sc->sc_base.me_evp = evp; 803 sc->sc_translating = 0; 804 805 return (wskbd_enable(sc, 1)); 806 } 807 808 int 809 wskbdclose(dev_t dev, int flags, int mode, struct lwp *l) 810 { 811 struct wskbd_softc *sc = 812 (struct wskbd_softc *)wskbd_cd.cd_devs[minor(dev)]; 813 struct wseventvar *evar = sc->sc_base.me_evp; 814 815 if (evar == NULL) 816 /* not open for read */ 817 return (0); 818 819 sc->sc_base.me_evp = NULL; 820 sc->sc_translating = 1; 821 (void)wskbd_enable(sc, 0); 822 wsevent_fini(evar); 823 824 return (0); 825 } 826 827 #if NWSMUX > 0 828 int 829 wskbd_mux_close(struct wsevsrc *me) 830 { 831 struct wskbd_softc *sc = (struct wskbd_softc *)me; 832 833 sc->sc_base.me_evp = NULL; 834 sc->sc_translating = 1; 835 (void)wskbd_enable(sc, 0); 836 837 return (0); 838 } 839 #endif 840 841 int 842 wskbdread(dev_t dev, struct uio *uio, int flags) 843 { 844 struct wskbd_softc *sc = wskbd_cd.cd_devs[minor(dev)]; 845 int error; 846 847 if (sc->sc_dying) 848 return (EIO); 849 850 #ifdef DIAGNOSTIC 851 if (sc->sc_base.me_evp == NULL) { 852 printf("wskbdread: evp == NULL\n"); 853 return (EINVAL); 854 } 855 #endif 856 857 sc->sc_refcnt++; 858 error = wsevent_read(sc->sc_base.me_evp, uio, flags); 859 if (--sc->sc_refcnt < 0) { 860 wakeup(sc); 861 error = EIO; 862 } 863 return (error); 864 } 865 866 int 867 wskbdioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct lwp *l) 868 { 869 return (wskbd_do_ioctl(wskbd_cd.cd_devs[minor(dev)], cmd, data, flag,l)); 870 } 871 872 /* A wrapper around the ioctl() workhorse to make reference counting easy. */ 873 int 874 wskbd_do_ioctl(struct device *dv, u_long cmd, caddr_t data, int flag, 875 struct lwp *l) 876 { 877 struct wskbd_softc *sc = (struct wskbd_softc *)dv; 878 int error; 879 880 sc->sc_refcnt++; 881 error = wskbd_do_ioctl_sc(sc, cmd, data, flag, l); 882 if (--sc->sc_refcnt < 0) 883 wakeup(sc); 884 return (error); 885 } 886 887 int 888 wskbd_do_ioctl_sc(struct wskbd_softc *sc, u_long cmd, caddr_t data, int flag, 889 struct lwp *l) 890 { 891 892 /* 893 * Try the generic ioctls that the wskbd interface supports. 894 */ 895 switch (cmd) { 896 case FIONBIO: /* we will remove this someday (soon???) */ 897 return (0); 898 899 case FIOASYNC: 900 if (sc->sc_base.me_evp == NULL) 901 return (EINVAL); 902 sc->sc_base.me_evp->async = *(int *)data != 0; 903 return (0); 904 905 case FIOSETOWN: 906 if (sc->sc_base.me_evp == NULL) 907 return (EINVAL); 908 if (-*(int *)data != sc->sc_base.me_evp->io->p_pgid 909 && *(int *)data != sc->sc_base.me_evp->io->p_pid) 910 return (EPERM); 911 return (0); 912 913 case TIOCSPGRP: 914 if (sc->sc_base.me_evp == NULL) 915 return (EINVAL); 916 if (*(int *)data != sc->sc_base.me_evp->io->p_pgid) 917 return (EPERM); 918 return (0); 919 } 920 921 /* 922 * Try the keyboard driver for WSKBDIO ioctls. It returns EPASSTHROUGH 923 * if it didn't recognize the request. 924 */ 925 return (wskbd_displayioctl(&sc->sc_base.me_dv, cmd, data, flag, l)); 926 } 927 928 /* 929 * WSKBDIO ioctls, handled in both emulation mode and in ``raw'' mode. 930 * Some of these have no real effect in raw mode, however. 931 */ 932 static int 933 wskbd_displayioctl(struct device *dev, u_long cmd, caddr_t data, int flag, 934 struct lwp *l) 935 { 936 #ifdef WSDISPLAY_SCROLLSUPPORT 937 struct wskbd_scroll_data *usdp, *ksdp; 938 #endif 939 struct wskbd_softc *sc = (struct wskbd_softc *)dev; 940 struct wskbd_bell_data *ubdp, *kbdp; 941 struct wskbd_keyrepeat_data *ukdp, *kkdp; 942 struct wskbd_map_data *umdp; 943 struct wskbd_mapdata md; 944 struct proc *p = l ? l->l_proc : NULL; 945 kbd_t enc; 946 void *buf; 947 int len, error; 948 949 switch (cmd) { 950 #define SETBELL(dstp, srcp, dfltp) \ 951 do { \ 952 (dstp)->pitch = ((srcp)->which & WSKBD_BELL_DOPITCH) ? \ 953 (srcp)->pitch : (dfltp)->pitch; \ 954 (dstp)->period = ((srcp)->which & WSKBD_BELL_DOPERIOD) ? \ 955 (srcp)->period : (dfltp)->period; \ 956 (dstp)->volume = ((srcp)->which & WSKBD_BELL_DOVOLUME) ? \ 957 (srcp)->volume : (dfltp)->volume; \ 958 (dstp)->which = WSKBD_BELL_DOALL; \ 959 } while (0) 960 961 case WSKBDIO_BELL: 962 if ((flag & FWRITE) == 0) 963 return (EACCES); 964 return ((*sc->sc_accessops->ioctl)(sc->sc_accesscookie, 965 WSKBDIO_COMPLEXBELL, (caddr_t)&sc->sc_bell_data, flag, l)); 966 967 case WSKBDIO_COMPLEXBELL: 968 if ((flag & FWRITE) == 0) 969 return (EACCES); 970 ubdp = (struct wskbd_bell_data *)data; 971 SETBELL(ubdp, ubdp, &sc->sc_bell_data); 972 return ((*sc->sc_accessops->ioctl)(sc->sc_accesscookie, 973 WSKBDIO_COMPLEXBELL, (caddr_t)ubdp, flag, l)); 974 975 case WSKBDIO_SETBELL: 976 if ((flag & FWRITE) == 0) 977 return (EACCES); 978 kbdp = &sc->sc_bell_data; 979 setbell: 980 ubdp = (struct wskbd_bell_data *)data; 981 SETBELL(kbdp, ubdp, kbdp); 982 return (0); 983 984 case WSKBDIO_GETBELL: 985 kbdp = &sc->sc_bell_data; 986 getbell: 987 ubdp = (struct wskbd_bell_data *)data; 988 SETBELL(ubdp, kbdp, kbdp); 989 return (0); 990 991 case WSKBDIO_SETDEFAULTBELL: 992 if ((error = suser(p->p_ucred, &p->p_acflag)) != 0) 993 return (error); 994 kbdp = &wskbd_default_bell_data; 995 goto setbell; 996 997 998 case WSKBDIO_GETDEFAULTBELL: 999 kbdp = &wskbd_default_bell_data; 1000 goto getbell; 1001 1002 #undef SETBELL 1003 1004 #define SETKEYREPEAT(dstp, srcp, dfltp) \ 1005 do { \ 1006 (dstp)->del1 = ((srcp)->which & WSKBD_KEYREPEAT_DODEL1) ? \ 1007 (srcp)->del1 : (dfltp)->del1; \ 1008 (dstp)->delN = ((srcp)->which & WSKBD_KEYREPEAT_DODELN) ? \ 1009 (srcp)->delN : (dfltp)->delN; \ 1010 (dstp)->which = WSKBD_KEYREPEAT_DOALL; \ 1011 } while (0) 1012 1013 case WSKBDIO_SETKEYREPEAT: 1014 if ((flag & FWRITE) == 0) 1015 return (EACCES); 1016 kkdp = &sc->sc_keyrepeat_data; 1017 setkeyrepeat: 1018 ukdp = (struct wskbd_keyrepeat_data *)data; 1019 SETKEYREPEAT(kkdp, ukdp, kkdp); 1020 return (0); 1021 1022 case WSKBDIO_GETKEYREPEAT: 1023 kkdp = &sc->sc_keyrepeat_data; 1024 getkeyrepeat: 1025 ukdp = (struct wskbd_keyrepeat_data *)data; 1026 SETKEYREPEAT(ukdp, kkdp, kkdp); 1027 return (0); 1028 1029 case WSKBDIO_SETDEFAULTKEYREPEAT: 1030 if ((error = suser(p->p_ucred, &p->p_acflag)) != 0) 1031 return (error); 1032 kkdp = &wskbd_default_keyrepeat_data; 1033 goto setkeyrepeat; 1034 1035 1036 case WSKBDIO_GETDEFAULTKEYREPEAT: 1037 kkdp = &wskbd_default_keyrepeat_data; 1038 goto getkeyrepeat; 1039 1040 #ifdef WSDISPLAY_SCROLLSUPPORT 1041 #define SETSCROLLMOD(dstp, srcp, dfltp) \ 1042 do { \ 1043 (dstp)->mode = ((srcp)->which & WSKBD_SCROLL_DOMODE) ? \ 1044 (srcp)->mode : (dfltp)->mode; \ 1045 (dstp)->modifier = ((srcp)->which & WSKBD_SCROLL_DOMODIFIER) ? \ 1046 (srcp)->modifier : (dfltp)->modifier; \ 1047 (dstp)->which = WSKBD_SCROLL_DOALL; \ 1048 } while (0) 1049 1050 case WSKBDIO_SETSCROLL: 1051 usdp = (struct wskbd_scroll_data *)data; 1052 ksdp = &sc->sc_scroll_data; 1053 SETSCROLLMOD(ksdp, usdp, ksdp); 1054 return (0); 1055 1056 case WSKBDIO_GETSCROLL: 1057 usdp = (struct wskbd_scroll_data *)data; 1058 ksdp = &sc->sc_scroll_data; 1059 SETSCROLLMOD(usdp, ksdp, ksdp); 1060 return (0); 1061 #else 1062 case WSKBDIO_GETSCROLL: 1063 case WSKBDIO_SETSCROLL: 1064 return ENODEV; 1065 #endif 1066 1067 #undef SETKEYREPEAT 1068 1069 case WSKBDIO_SETMAP: 1070 if ((flag & FWRITE) == 0) 1071 return (EACCES); 1072 umdp = (struct wskbd_map_data *)data; 1073 if (umdp->maplen > WSKBDIO_MAXMAPLEN) 1074 return (EINVAL); 1075 1076 len = umdp->maplen*sizeof(struct wscons_keymap); 1077 buf = malloc(len, M_TEMP, M_WAITOK); 1078 error = copyin(umdp->map, buf, len); 1079 if (error == 0) { 1080 wskbd_init_keymap(umdp->maplen, 1081 &sc->sc_map, &sc->sc_maplen); 1082 memcpy(sc->sc_map, buf, len); 1083 /* drop the variant bits handled by the map */ 1084 sc->sc_layout = KB_USER | 1085 (KB_VARIANT(sc->sc_layout) & KB_HANDLEDBYWSKBD); 1086 wskbd_update_layout(sc->id, sc->sc_layout); 1087 } 1088 free(buf, M_TEMP); 1089 return(error); 1090 1091 case WSKBDIO_GETMAP: 1092 umdp = (struct wskbd_map_data *)data; 1093 if (umdp->maplen > sc->sc_maplen) 1094 umdp->maplen = sc->sc_maplen; 1095 error = copyout(sc->sc_map, umdp->map, 1096 umdp->maplen*sizeof(struct wscons_keymap)); 1097 return(error); 1098 1099 case WSKBDIO_GETENCODING: 1100 *((kbd_t *) data) = sc->sc_layout; 1101 return(0); 1102 1103 case WSKBDIO_SETENCODING: 1104 if ((flag & FWRITE) == 0) 1105 return (EACCES); 1106 enc = *((kbd_t *)data); 1107 if (KB_ENCODING(enc) == KB_USER) { 1108 /* user map must already be loaded */ 1109 if (KB_ENCODING(sc->sc_layout) != KB_USER) 1110 return (EINVAL); 1111 /* map variants make no sense */ 1112 if (KB_VARIANT(enc) & ~KB_HANDLEDBYWSKBD) 1113 return (EINVAL); 1114 } else { 1115 md = *(sc->id->t_keymap); /* structure assignment */ 1116 md.layout = enc; 1117 error = wskbd_load_keymap(&md, &sc->sc_map, 1118 &sc->sc_maplen); 1119 if (error) 1120 return (error); 1121 } 1122 sc->sc_layout = enc; 1123 wskbd_update_layout(sc->id, enc); 1124 return (0); 1125 } 1126 1127 /* 1128 * Try the keyboard driver for WSKBDIO ioctls. It returns -1 1129 * if it didn't recognize the request, and in turn we return 1130 * -1 if we didn't recognize the request. 1131 */ 1132 /* printf("kbdaccess\n"); */ 1133 error = (*sc->sc_accessops->ioctl)(sc->sc_accesscookie, cmd, data, 1134 flag, l); 1135 #ifdef WSDISPLAY_COMPAT_RAWKBD 1136 if (!error && cmd == WSKBDIO_SETMODE && *(int *)data == WSKBD_RAW) { 1137 int s = spltty(); 1138 sc->id->t_modifiers &= ~(MOD_SHIFT_L | MOD_SHIFT_R 1139 | MOD_CONTROL_L | MOD_CONTROL_R 1140 | MOD_META_L | MOD_META_R 1141 | MOD_COMMAND 1142 | MOD_COMMAND1 | MOD_COMMAND2); 1143 #if NWSDISPLAY > 0 1144 if (sc->sc_repeating) { 1145 sc->sc_repeating = 0; 1146 callout_stop(&sc->sc_repeat_ch); 1147 } 1148 #endif 1149 splx(s); 1150 } 1151 #endif 1152 return (error); 1153 } 1154 1155 int 1156 wskbdpoll(dev_t dev, int events, struct lwp *l) 1157 { 1158 struct wskbd_softc *sc = wskbd_cd.cd_devs[minor(dev)]; 1159 1160 if (sc->sc_base.me_evp == NULL) 1161 return (EINVAL); 1162 return (wsevent_poll(sc->sc_base.me_evp, events, l)); 1163 } 1164 1165 int 1166 wskbdkqfilter(dev_t dev, struct knote *kn) 1167 { 1168 struct wskbd_softc *sc = wskbd_cd.cd_devs[minor(dev)]; 1169 1170 if (sc->sc_base.me_evp == NULL) 1171 return (1); 1172 return (wsevent_kqfilter(sc->sc_base.me_evp, kn)); 1173 } 1174 1175 #if NWSDISPLAY > 0 1176 1177 int 1178 wskbd_pickfree(void) 1179 { 1180 int i; 1181 struct wskbd_softc *sc; 1182 1183 for (i = 0; i < wskbd_cd.cd_ndevs; i++) { 1184 if ((sc = wskbd_cd.cd_devs[i]) == NULL) 1185 continue; 1186 if (sc->sc_base.me_dispdv == NULL) 1187 return (i); 1188 } 1189 return (-1); 1190 } 1191 1192 struct wsevsrc * 1193 wskbd_set_console_display(struct device *displaydv, struct wsevsrc *me) 1194 { 1195 struct wskbd_softc *sc = wskbd_console_device; 1196 1197 if (sc == NULL) 1198 return (NULL); 1199 sc->sc_base.me_dispdv = displaydv; 1200 #if NWSMUX > 0 1201 (void)wsmux_attach_sc((struct wsmux_softc *)me, &sc->sc_base); 1202 #endif 1203 return (&sc->sc_base); 1204 } 1205 1206 int 1207 wskbd_set_display(struct device *dv, struct wsevsrc *me) 1208 { 1209 struct wskbd_softc *sc = (struct wskbd_softc *)dv; 1210 struct device *displaydv = me != NULL ? me->me_dispdv : NULL; 1211 struct device *odisplaydv; 1212 int error; 1213 1214 DPRINTF(("wskbd_set_display: %s me=%p odisp=%p disp=%p cons=%d\n", 1215 dv->dv_xname, me, sc->sc_base.me_dispdv, displaydv, 1216 sc->sc_isconsole)); 1217 1218 if (sc->sc_isconsole) 1219 return (EBUSY); 1220 1221 if (displaydv != NULL) { 1222 if (sc->sc_base.me_dispdv != NULL) 1223 return (EBUSY); 1224 } else { 1225 if (sc->sc_base.me_dispdv == NULL) 1226 return (ENXIO); 1227 } 1228 1229 odisplaydv = sc->sc_base.me_dispdv; 1230 sc->sc_base.me_dispdv = NULL; 1231 error = wskbd_enable(sc, displaydv != NULL); 1232 sc->sc_base.me_dispdv = displaydv; 1233 if (error) { 1234 sc->sc_base.me_dispdv = odisplaydv; 1235 return (error); 1236 } 1237 1238 if (displaydv) 1239 printf("%s: connecting to %s\n", 1240 sc->sc_base.me_dv.dv_xname, displaydv->dv_xname); 1241 else 1242 printf("%s: disconnecting from %s\n", 1243 sc->sc_base.me_dv.dv_xname, odisplaydv->dv_xname); 1244 1245 return (0); 1246 } 1247 1248 #endif /* NWSDISPLAY > 0 */ 1249 1250 #if NWSMUX > 0 1251 int 1252 wskbd_add_mux(int unit, struct wsmux_softc *muxsc) 1253 { 1254 struct wskbd_softc *sc; 1255 1256 if (unit < 0 || unit >= wskbd_cd.cd_ndevs || 1257 (sc = wskbd_cd.cd_devs[unit]) == NULL) 1258 return (ENXIO); 1259 1260 if (sc->sc_base.me_parent != NULL || sc->sc_base.me_evp != NULL) 1261 return (EBUSY); 1262 1263 return (wsmux_attach_sc(muxsc, &sc->sc_base)); 1264 } 1265 #endif 1266 1267 /* 1268 * Console interface. 1269 */ 1270 int 1271 wskbd_cngetc(dev_t dev) 1272 { 1273 static int num = 0; 1274 static int pos; 1275 u_int type; 1276 int data; 1277 keysym_t ks; 1278 1279 if (!wskbd_console_initted) 1280 return 0; 1281 1282 if (wskbd_console_device != NULL && 1283 !wskbd_console_device->sc_translating) 1284 return 0; 1285 1286 for(;;) { 1287 if (num-- > 0) { 1288 ks = wskbd_console_data.t_symbols[pos++]; 1289 if (KS_GROUP(ks) == KS_GROUP_Ascii) 1290 return (KS_VALUE(ks)); 1291 } else { 1292 (*wskbd_console_data.t_consops->getc) 1293 (wskbd_console_data.t_consaccesscookie, 1294 &type, &data); 1295 num = wskbd_translate(&wskbd_console_data, type, data); 1296 pos = 0; 1297 } 1298 } 1299 } 1300 1301 void 1302 wskbd_cnpollc(dev_t dev, int poll) 1303 { 1304 1305 if (!wskbd_console_initted) 1306 return; 1307 1308 if (wskbd_console_device != NULL && 1309 !wskbd_console_device->sc_translating) 1310 return; 1311 1312 (*wskbd_console_data.t_consops->pollc) 1313 (wskbd_console_data.t_consaccesscookie, poll); 1314 } 1315 1316 void 1317 wskbd_cnbell(dev_t dev, u_int pitch, u_int period, u_int volume) 1318 { 1319 1320 if (!wskbd_console_initted) 1321 return; 1322 1323 if (wskbd_console_data.t_consops->bell != NULL) 1324 (*wskbd_console_data.t_consops->bell) 1325 (wskbd_console_data.t_consaccesscookie, pitch, period, 1326 volume); 1327 } 1328 1329 static inline void 1330 update_leds(struct wskbd_internal *id) 1331 { 1332 int new_state; 1333 1334 new_state = 0; 1335 if (id->t_modifiers & (MOD_SHIFTLOCK | MOD_CAPSLOCK)) 1336 new_state |= WSKBD_LED_CAPS; 1337 if (id->t_modifiers & MOD_NUMLOCK) 1338 new_state |= WSKBD_LED_NUM; 1339 if (id->t_modifiers & MOD_COMPOSE) 1340 new_state |= WSKBD_LED_COMPOSE; 1341 if (id->t_modifiers & MOD_HOLDSCREEN) 1342 new_state |= WSKBD_LED_SCROLL; 1343 1344 if (id->t_sc && new_state != id->t_sc->sc_ledstate) { 1345 (*id->t_sc->sc_accessops->set_leds) 1346 (id->t_sc->sc_accesscookie, new_state); 1347 id->t_sc->sc_ledstate = new_state; 1348 } 1349 } 1350 1351 static inline void 1352 update_modifier(struct wskbd_internal *id, u_int type, int toggle, int mask) 1353 { 1354 if (toggle) { 1355 if (type == WSCONS_EVENT_KEY_DOWN) 1356 id->t_modifiers ^= mask; 1357 } else { 1358 if (type == WSCONS_EVENT_KEY_DOWN) 1359 id->t_modifiers |= mask; 1360 else 1361 id->t_modifiers &= ~mask; 1362 } 1363 } 1364 1365 #if NWSDISPLAY > 0 1366 static void 1367 change_displayparam(struct wskbd_softc *sc, int param, int updown, 1368 int wraparound) 1369 { 1370 int res; 1371 struct wsdisplay_param dp; 1372 1373 dp.param = param; 1374 res = wsdisplay_param(sc->sc_base.me_dispdv, WSDISPLAYIO_GETPARAM, &dp); 1375 1376 if (res == EINVAL) 1377 return; /* no such parameter */ 1378 1379 dp.curval += updown; 1380 if (dp.max < dp.curval) 1381 dp.curval = wraparound ? dp.min : dp.max; 1382 else 1383 if (dp.curval < dp.min) 1384 dp.curval = wraparound ? dp.max : dp.min; 1385 wsdisplay_param(sc->sc_base.me_dispdv, WSDISPLAYIO_SETPARAM, &dp); 1386 } 1387 #endif 1388 1389 static int 1390 internal_command(struct wskbd_softc *sc, u_int *type, keysym_t ksym, 1391 keysym_t ksym2) 1392 { 1393 #ifdef WSDISPLAY_SCROLLSUPPORT 1394 u_int state = 0; 1395 #endif 1396 switch (ksym) { 1397 #ifdef WSDISPLAY_SCROLLSUPPORT 1398 case KS_Cmd_ScrollFastUp: 1399 case KS_Cmd_ScrollFastDown: 1400 if (*type == WSCONS_EVENT_KEY_DOWN) { 1401 GETMODSTATE(sc->id->t_modifiers, state); 1402 if ((sc->sc_scroll_data.mode == WSKBD_SCROLL_MODE_HOLD 1403 && MOD_ONESET(sc->id, MOD_HOLDSCREEN)) 1404 || (sc->sc_scroll_data.mode == WSKBD_SCROLL_MODE_NORMAL 1405 && sc->sc_scroll_data.modifier == state)) { 1406 update_modifier(sc->id, *type, 0, MOD_COMMAND); 1407 wsdisplay_scroll(sc->sc_base.me_dispdv, 1408 (ksym == KS_Cmd_ScrollFastUp) ? 1409 WSDISPLAY_SCROLL_BACKWARD : 1410 WSDISPLAY_SCROLL_FORWARD); 1411 return (1); 1412 } else { 1413 return (0); 1414 } 1415 } 1416 1417 case KS_Cmd_ScrollSlowUp: 1418 case KS_Cmd_ScrollSlowDown: 1419 if (*type == WSCONS_EVENT_KEY_DOWN) { 1420 GETMODSTATE(sc->id->t_modifiers, state); 1421 if ((sc->sc_scroll_data.mode == WSKBD_SCROLL_MODE_HOLD 1422 && MOD_ONESET(sc->id, MOD_HOLDSCREEN)) 1423 || (sc->sc_scroll_data.mode == WSKBD_SCROLL_MODE_NORMAL 1424 && sc->sc_scroll_data.modifier == state)) { 1425 update_modifier(sc->id, *type, 0, MOD_COMMAND); 1426 wsdisplay_scroll(sc->sc_base.me_dispdv, 1427 (ksym == KS_Cmd_ScrollSlowUp) ? 1428 WSDISPLAY_SCROLL_BACKWARD | WSDISPLAY_SCROLL_LOW: 1429 WSDISPLAY_SCROLL_FORWARD | WSDISPLAY_SCROLL_LOW); 1430 return (1); 1431 } else { 1432 return (0); 1433 } 1434 } 1435 #endif 1436 1437 case KS_Cmd: 1438 update_modifier(sc->id, *type, 0, MOD_COMMAND); 1439 ksym = ksym2; 1440 break; 1441 1442 case KS_Cmd1: 1443 update_modifier(sc->id, *type, 0, MOD_COMMAND1); 1444 break; 1445 1446 case KS_Cmd2: 1447 update_modifier(sc->id, *type, 0, MOD_COMMAND2); 1448 break; 1449 } 1450 1451 if (*type != WSCONS_EVENT_KEY_DOWN || 1452 (! MOD_ONESET(sc->id, MOD_COMMAND) && 1453 ! MOD_ALLSET(sc->id, MOD_COMMAND1 | MOD_COMMAND2))) 1454 return (0); 1455 1456 #if defined(DDB) || defined(KGDB) 1457 if (ksym == KS_Cmd_Debugger) { 1458 if (sc->sc_isconsole) { 1459 #ifdef DDB 1460 console_debugger(); 1461 #endif 1462 #ifdef KGDB 1463 kgdb_connect(1); 1464 #endif 1465 } 1466 /* discard this key (ddb discarded command modifiers) */ 1467 *type = WSCONS_EVENT_KEY_UP; 1468 return (1); 1469 } 1470 #endif 1471 1472 #if NWSDISPLAY > 0 1473 if (sc->sc_base.me_dispdv == NULL) 1474 return (0); 1475 1476 switch (ksym) { 1477 case KS_Cmd_Screen0: 1478 case KS_Cmd_Screen1: 1479 case KS_Cmd_Screen2: 1480 case KS_Cmd_Screen3: 1481 case KS_Cmd_Screen4: 1482 case KS_Cmd_Screen5: 1483 case KS_Cmd_Screen6: 1484 case KS_Cmd_Screen7: 1485 case KS_Cmd_Screen8: 1486 case KS_Cmd_Screen9: 1487 wsdisplay_switch(sc->sc_base.me_dispdv, ksym - KS_Cmd_Screen0, 0); 1488 return (1); 1489 case KS_Cmd_ResetEmul: 1490 wsdisplay_reset(sc->sc_base.me_dispdv, WSDISPLAY_RESETEMUL); 1491 return (1); 1492 case KS_Cmd_ResetClose: 1493 wsdisplay_reset(sc->sc_base.me_dispdv, WSDISPLAY_RESETCLOSE); 1494 return (1); 1495 case KS_Cmd_BacklightOn: 1496 case KS_Cmd_BacklightOff: 1497 case KS_Cmd_BacklightToggle: 1498 change_displayparam(sc, WSDISPLAYIO_PARAM_BACKLIGHT, 1499 ksym == KS_Cmd_BacklightOff ? -1 : 1, 1500 ksym == KS_Cmd_BacklightToggle ? 1 : 0); 1501 return (1); 1502 case KS_Cmd_BrightnessUp: 1503 case KS_Cmd_BrightnessDown: 1504 case KS_Cmd_BrightnessRotate: 1505 change_displayparam(sc, WSDISPLAYIO_PARAM_BRIGHTNESS, 1506 ksym == KS_Cmd_BrightnessDown ? -1 : 1, 1507 ksym == KS_Cmd_BrightnessRotate ? 1 : 0); 1508 return (1); 1509 case KS_Cmd_ContrastUp: 1510 case KS_Cmd_ContrastDown: 1511 case KS_Cmd_ContrastRotate: 1512 change_displayparam(sc, WSDISPLAYIO_PARAM_CONTRAST, 1513 ksym == KS_Cmd_ContrastDown ? -1 : 1, 1514 ksym == KS_Cmd_ContrastRotate ? 1 : 0); 1515 return (1); 1516 } 1517 #endif 1518 1519 return (0); 1520 } 1521 1522 static int 1523 wskbd_translate(struct wskbd_internal *id, u_int type, int value) 1524 { 1525 struct wskbd_softc *sc = id->t_sc; 1526 keysym_t ksym, res, *group; 1527 struct wscons_keymap kpbuf, *kp; 1528 int iscommand = 0; 1529 1530 if (type == WSCONS_EVENT_ALL_KEYS_UP) { 1531 id->t_modifiers &= ~(MOD_SHIFT_L | MOD_SHIFT_R 1532 | MOD_CONTROL_L | MOD_CONTROL_R 1533 | MOD_META_L | MOD_META_R 1534 | MOD_MODESHIFT 1535 | MOD_COMMAND | MOD_COMMAND1 | MOD_COMMAND2); 1536 update_leds(id); 1537 return (0); 1538 } 1539 1540 if (sc != NULL) { 1541 if (value < 0 || value >= sc->sc_maplen) { 1542 #ifdef DEBUG 1543 printf("wskbd_translate: keycode %d out of range\n", 1544 value); 1545 #endif 1546 return (0); 1547 } 1548 kp = sc->sc_map + value; 1549 } else { 1550 kp = &kpbuf; 1551 wskbd_get_mapentry(id->t_keymap, value, kp); 1552 } 1553 1554 /* if this key has a command, process it first */ 1555 if (sc != NULL && kp->command != KS_voidSymbol) 1556 iscommand = internal_command(sc, &type, kp->command, 1557 kp->group1[0]); 1558 1559 /* Now update modifiers */ 1560 switch (kp->group1[0]) { 1561 case KS_Shift_L: 1562 update_modifier(id, type, 0, MOD_SHIFT_L); 1563 break; 1564 1565 case KS_Shift_R: 1566 update_modifier(id, type, 0, MOD_SHIFT_R); 1567 break; 1568 1569 case KS_Shift_Lock: 1570 update_modifier(id, type, 1, MOD_SHIFTLOCK); 1571 break; 1572 1573 case KS_Caps_Lock: 1574 update_modifier(id, type, 1, MOD_CAPSLOCK); 1575 break; 1576 1577 case KS_Control_L: 1578 update_modifier(id, type, 0, MOD_CONTROL_L); 1579 break; 1580 1581 case KS_Control_R: 1582 update_modifier(id, type, 0, MOD_CONTROL_R); 1583 break; 1584 1585 case KS_Alt_L: 1586 update_modifier(id, type, 0, MOD_META_L); 1587 break; 1588 1589 case KS_Alt_R: 1590 update_modifier(id, type, 0, MOD_META_R); 1591 break; 1592 1593 case KS_Mode_switch: 1594 update_modifier(id, type, 0, MOD_MODESHIFT); 1595 break; 1596 1597 case KS_Num_Lock: 1598 update_modifier(id, type, 1, MOD_NUMLOCK); 1599 break; 1600 1601 #if NWSDISPLAY > 0 1602 case KS_Hold_Screen: 1603 if (sc != NULL) { 1604 update_modifier(id, type, 1, MOD_HOLDSCREEN); 1605 wskbd_holdscreen(sc, id->t_modifiers & MOD_HOLDSCREEN); 1606 } 1607 break; 1608 #endif 1609 } 1610 1611 /* If this is a key release or we are in command mode, we are done */ 1612 if (type != WSCONS_EVENT_KEY_DOWN || iscommand) { 1613 update_leds(id); 1614 return (0); 1615 } 1616 1617 /* Get the keysym */ 1618 if (id->t_modifiers & MOD_MODESHIFT) 1619 group = & kp->group2[0]; 1620 else 1621 group = & kp->group1[0]; 1622 1623 if ((id->t_modifiers & MOD_NUMLOCK) != 0 && 1624 KS_GROUP(group[1]) == KS_GROUP_Keypad) { 1625 if (MOD_ONESET(id, MOD_ANYSHIFT)) 1626 ksym = group[0]; 1627 else 1628 ksym = group[1]; 1629 } else if (! MOD_ONESET(id, MOD_ANYSHIFT | MOD_CAPSLOCK)) { 1630 ksym = group[0]; 1631 } else if (MOD_ONESET(id, MOD_CAPSLOCK)) { 1632 if (! MOD_ONESET(id, MOD_SHIFT_L | MOD_SHIFT_R)) 1633 ksym = group[0]; 1634 else 1635 ksym = group[1]; 1636 if (ksym >= KS_a && ksym <= KS_z) 1637 ksym += KS_A - KS_a; 1638 else if (ksym >= KS_agrave && ksym <= KS_thorn && 1639 ksym != KS_division) 1640 ksym += KS_Agrave - KS_agrave; 1641 } else if (MOD_ONESET(id, MOD_ANYSHIFT)) { 1642 ksym = group[1]; 1643 } else { 1644 ksym = group[0]; 1645 } 1646 1647 /* Process compose sequence and dead accents */ 1648 res = KS_voidSymbol; 1649 1650 switch (KS_GROUP(ksym)) { 1651 case KS_GROUP_Ascii: 1652 case KS_GROUP_Keypad: 1653 case KS_GROUP_Function: 1654 res = ksym; 1655 break; 1656 1657 case KS_GROUP_Mod: 1658 if (ksym == KS_Multi_key) { 1659 update_modifier(id, 1, 0, MOD_COMPOSE); 1660 id->t_composelen = 2; 1661 } 1662 break; 1663 1664 case KS_GROUP_Dead: 1665 if (id->t_composelen == 0) { 1666 update_modifier(id, 1, 0, MOD_COMPOSE); 1667 id->t_composelen = 1; 1668 id->t_composebuf[0] = ksym; 1669 } else 1670 res = ksym; 1671 break; 1672 } 1673 1674 if (res == KS_voidSymbol) { 1675 update_leds(id); 1676 return (0); 1677 } 1678 1679 if (id->t_composelen > 0) { 1680 id->t_composebuf[2 - id->t_composelen] = res; 1681 if (--id->t_composelen == 0) { 1682 res = wskbd_compose_value(id->t_composebuf); 1683 update_modifier(id, 0, 0, MOD_COMPOSE); 1684 } else { 1685 return (0); 1686 } 1687 } 1688 1689 update_leds(id); 1690 1691 /* We are done, return the symbol */ 1692 if (KS_GROUP(res) == KS_GROUP_Ascii) { 1693 if (MOD_ONESET(id, MOD_ANYCONTROL)) { 1694 if ((res >= KS_at && res <= KS_z) || res == KS_space) 1695 res = res & 0x1f; 1696 else if (res == KS_2) 1697 res = 0x00; 1698 else if (res >= KS_3 && res <= KS_7) 1699 res = KS_Escape + (res - KS_3); 1700 else if (res == KS_8) 1701 res = KS_Delete; 1702 } 1703 if (MOD_ONESET(id, MOD_ANYMETA)) { 1704 if (id->t_flags & WSKFL_METAESC) { 1705 id->t_symbols[0] = KS_Escape; 1706 id->t_symbols[1] = res; 1707 return (2); 1708 } else 1709 res |= 0x80; 1710 } 1711 } 1712 1713 id->t_symbols[0] = res; 1714 return (1); 1715 } 1716
Indexes created Wed Oct 22 13:09:56 GMT 2025