wskbd.c revision 1.118
1 /* $NetBSD: wskbd.c,v 1.118 2008/05/01 20:18:19 cegger 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 1.118 2008/05/01 20:18:19 cegger 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/poll.h> 97 #include <sys/kernel.h> 98 #include <sys/proc.h> 99 #include <sys/syslog.h> 100 #include <sys/systm.h> 101 #include <sys/callout.h> 102 #include <sys/malloc.h> 103 #include <sys/tty.h> 104 #include <sys/signalvar.h> 105 #include <sys/errno.h> 106 #include <sys/fcntl.h> 107 #include <sys/vnode.h> 108 #include <sys/kauth.h> 109 110 #include <dev/wscons/wsconsio.h> 111 #include <dev/wscons/wskbdvar.h> 112 #include <dev/wscons/wsksymdef.h> 113 #include <dev/wscons/wsksymvar.h> 114 #include <dev/wscons/wsdisplayvar.h> 115 #include <dev/wscons/wseventvar.h> 116 #include <dev/wscons/wscons_callbacks.h> 117 118 #ifdef KGDB 119 #include <sys/kgdb.h> 120 #endif 121 122 #ifdef WSKBD_DEBUG 123 #define DPRINTF(x) if (wskbddebug) printf x 124 int wskbddebug = 0; 125 #else 126 #define DPRINTF(x) 127 #endif 128 129 #include <dev/wscons/wsmuxvar.h> 130 131 struct wskbd_internal { 132 const struct wskbd_mapdata *t_keymap; 133 134 const struct wskbd_consops *t_consops; 135 void *t_consaccesscookie; 136 137 int t_modifiers; 138 int t_composelen; /* remaining entries in t_composebuf */ 139 keysym_t t_composebuf[2]; 140 141 int t_flags; 142 #define WSKFL_METAESC 1 143 144 #define MAXKEYSYMSPERKEY 2 /* ESC <key> at max */ 145 keysym_t t_symbols[MAXKEYSYMSPERKEY]; 146 147 struct wskbd_softc *t_sc; /* back pointer */ 148 }; 149 150 struct wskbd_softc { 151 struct wsevsrc sc_base; 152 153 struct wskbd_internal *id; 154 155 const struct wskbd_accessops *sc_accessops; 156 void *sc_accesscookie; 157 158 int sc_ledstate; 159 160 int sc_isconsole; 161 162 struct wskbd_bell_data sc_bell_data; 163 struct wskbd_keyrepeat_data sc_keyrepeat_data; 164 #ifdef WSDISPLAY_SCROLLSUPPORT 165 struct wskbd_scroll_data sc_scroll_data; 166 #endif 167 168 int sc_repeating; /* we've called timeout() */ 169 callout_t sc_repeat_ch; 170 u_int sc_repeat_type; 171 int sc_repeat_value; 172 173 int sc_translating; /* xlate to chars for emulation */ 174 175 int sc_maplen; /* number of entries in sc_map */ 176 struct wscons_keymap *sc_map; /* current translation map */ 177 kbd_t sc_layout; /* current layout */ 178 179 int sc_refcnt; 180 u_char sc_dying; /* device is being detached */ 181 182 wskbd_hotkey_plugin *sc_hotkey; 183 void *sc_hotkeycookie; 184 }; 185 186 #define MOD_SHIFT_L (1 << 0) 187 #define MOD_SHIFT_R (1 << 1) 188 #define MOD_SHIFTLOCK (1 << 2) 189 #define MOD_CAPSLOCK (1 << 3) 190 #define MOD_CONTROL_L (1 << 4) 191 #define MOD_CONTROL_R (1 << 5) 192 #define MOD_META_L (1 << 6) 193 #define MOD_META_R (1 << 7) 194 #define MOD_MODESHIFT (1 << 8) 195 #define MOD_NUMLOCK (1 << 9) 196 #define MOD_COMPOSE (1 << 10) 197 #define MOD_HOLDSCREEN (1 << 11) 198 #define MOD_COMMAND (1 << 12) 199 #define MOD_COMMAND1 (1 << 13) 200 #define MOD_COMMAND2 (1 << 14) 201 202 #define MOD_ANYSHIFT (MOD_SHIFT_L | MOD_SHIFT_R | MOD_SHIFTLOCK) 203 #define MOD_ANYCONTROL (MOD_CONTROL_L | MOD_CONTROL_R) 204 #define MOD_ANYMETA (MOD_META_L | MOD_META_R) 205 206 #define MOD_ONESET(id, mask) (((id)->t_modifiers & (mask)) != 0) 207 #define MOD_ALLSET(id, mask) (((id)->t_modifiers & (mask)) == (mask)) 208 209 #define GETMODSTATE(src, dst) \ 210 do { \ 211 dst |= (src & MOD_SHIFT_L) ? MOD_SHIFT_L : 0; \ 212 dst |= (src & MOD_SHIFT_R) ? MOD_SHIFT_R : 0; \ 213 dst |= (src & MOD_CONTROL_L) ? MOD_CONTROL_L : 0; \ 214 dst |= (src & MOD_CONTROL_R) ? MOD_CONTROL_R : 0; \ 215 dst |= (src & MOD_META_L) ? MOD_META_L : 0; \ 216 dst |= (src & MOD_META_R) ? MOD_META_R : 0; \ 217 } while (0) 218 219 static int wskbd_match(device_t, cfdata_t, void *); 220 static void wskbd_attach(device_t, device_t, void *); 221 static int wskbd_detach(device_t, int); 222 static int wskbd_activate(device_t, enum devact); 223 224 static int wskbd_displayioctl(device_t, u_long, void *, int, 225 struct lwp *); 226 #if NWSDISPLAY > 0 227 static int wskbd_set_display(device_t, struct wsevsrc *); 228 #else 229 #define wskbd_set_display NULL 230 #endif 231 232 static inline void update_leds(struct wskbd_internal *); 233 static inline void update_modifier(struct wskbd_internal *, u_int, int, int); 234 static int internal_command(struct wskbd_softc *, u_int *, keysym_t, keysym_t); 235 static int wskbd_translate(struct wskbd_internal *, u_int, int); 236 static int wskbd_enable(struct wskbd_softc *, int); 237 #if NWSDISPLAY > 0 238 static void change_displayparam(struct wskbd_softc *, int, int, int); 239 static void wskbd_holdscreen(struct wskbd_softc *, int); 240 #endif 241 242 static int wskbd_do_ioctl_sc(struct wskbd_softc *, u_long, void *, int, 243 struct lwp *); 244 static void wskbd_deliver_event(struct wskbd_softc *sc, u_int type, int value); 245 246 #if NWSMUX > 0 247 static int wskbd_mux_open(struct wsevsrc *, struct wseventvar *); 248 static int wskbd_mux_close(struct wsevsrc *); 249 #else 250 #define wskbd_mux_open NULL 251 #define wskbd_mux_close NULL 252 #endif 253 254 static int wskbd_do_open(struct wskbd_softc *, struct wseventvar *); 255 static int wskbd_do_ioctl(device_t, u_long, void *, int, struct lwp *); 256 257 CFATTACH_DECL_NEW(wskbd, sizeof (struct wskbd_softc), 258 wskbd_match, wskbd_attach, wskbd_detach, wskbd_activate); 259 260 extern struct cfdriver wskbd_cd; 261 262 dev_type_open(wskbdopen); 263 dev_type_close(wskbdclose); 264 dev_type_read(wskbdread); 265 dev_type_ioctl(wskbdioctl); 266 dev_type_poll(wskbdpoll); 267 dev_type_kqfilter(wskbdkqfilter); 268 269 const struct cdevsw wskbd_cdevsw = { 270 wskbdopen, wskbdclose, wskbdread, nowrite, wskbdioctl, 271 nostop, notty, wskbdpoll, nommap, wskbdkqfilter, D_OTHER 272 }; 273 274 #ifndef WSKBD_DEFAULT_BELL_PITCH 275 #define WSKBD_DEFAULT_BELL_PITCH 1500 /* 1500Hz */ 276 #endif 277 #ifndef WSKBD_DEFAULT_BELL_PERIOD 278 #define WSKBD_DEFAULT_BELL_PERIOD 100 /* 100ms */ 279 #endif 280 #ifndef WSKBD_DEFAULT_BELL_VOLUME 281 #define WSKBD_DEFAULT_BELL_VOLUME 50 /* 50% volume */ 282 #endif 283 284 struct wskbd_bell_data wskbd_default_bell_data = { 285 WSKBD_BELL_DOALL, 286 WSKBD_DEFAULT_BELL_PITCH, 287 WSKBD_DEFAULT_BELL_PERIOD, 288 WSKBD_DEFAULT_BELL_VOLUME, 289 }; 290 291 #ifdef WSDISPLAY_SCROLLSUPPORT 292 struct wskbd_scroll_data wskbd_default_scroll_data = { 293 WSKBD_SCROLL_DOALL, 294 WSKBD_SCROLL_MODE_NORMAL, 295 #ifdef WSDISPLAY_SCROLLCOMBO 296 WSDISPLAY_SCROLLCOMBO, 297 #else 298 MOD_SHIFT_L, 299 #endif 300 }; 301 #endif 302 303 #ifndef WSKBD_DEFAULT_KEYREPEAT_DEL1 304 #define WSKBD_DEFAULT_KEYREPEAT_DEL1 400 /* 400ms to start repeating */ 305 #endif 306 #ifndef WSKBD_DEFAULT_KEYREPEAT_DELN 307 #define WSKBD_DEFAULT_KEYREPEAT_DELN 100 /* 100ms to between repeats */ 308 #endif 309 310 struct wskbd_keyrepeat_data wskbd_default_keyrepeat_data = { 311 WSKBD_KEYREPEAT_DOALL, 312 WSKBD_DEFAULT_KEYREPEAT_DEL1, 313 WSKBD_DEFAULT_KEYREPEAT_DELN, 314 }; 315 316 #if NWSDISPLAY > 0 || NWSMUX > 0 317 struct wssrcops wskbd_srcops = { 318 WSMUX_KBD, 319 wskbd_mux_open, wskbd_mux_close, wskbd_do_ioctl, 320 wskbd_displayioctl, wskbd_set_display 321 }; 322 #endif 323 324 static bool wskbd_suspend(device_t dv PMF_FN_PROTO); 325 static void wskbd_repeat(void *v); 326 327 static int wskbd_console_initted; 328 static struct wskbd_softc *wskbd_console_device; 329 static struct wskbd_internal wskbd_console_data; 330 331 static void wskbd_update_layout(struct wskbd_internal *, kbd_t); 332 333 static void 334 wskbd_update_layout(struct wskbd_internal *id, kbd_t enc) 335 { 336 337 if (enc & KB_METAESC) 338 id->t_flags |= WSKFL_METAESC; 339 else 340 id->t_flags &= ~WSKFL_METAESC; 341 } 342 343 /* 344 * Print function (for parent devices). 345 */ 346 int 347 wskbddevprint(void *aux, const char *pnp) 348 { 349 #if 0 350 struct wskbddev_attach_args *ap = aux; 351 #endif 352 353 if (pnp) 354 aprint_normal("wskbd at %s", pnp); 355 #if 0 356 aprint_normal(" console %d", ap->console); 357 #endif 358 359 return (UNCONF); 360 } 361 362 int 363 wskbd_match(device_t parent, cfdata_t match, void *aux) 364 { 365 struct wskbddev_attach_args *ap = aux; 366 367 if (match->wskbddevcf_console != WSKBDDEVCF_CONSOLE_UNK) { 368 /* 369 * If console-ness of device specified, either match 370 * exactly (at high priority), or fail. 371 */ 372 if (match->wskbddevcf_console != 0 && ap->console != 0) 373 return (10); 374 else 375 return (0); 376 } 377 378 /* If console-ness unspecified, it wins. */ 379 return (1); 380 } 381 382 void 383 wskbd_attach(device_t parent, device_t self, void *aux) 384 { 385 struct wskbd_softc *sc = device_private(self); 386 struct wskbddev_attach_args *ap = aux; 387 #if NWSMUX > 0 388 int mux, error; 389 #endif 390 391 sc->sc_base.me_dv = self; 392 sc->sc_isconsole = ap->console; 393 sc->sc_hotkey = NULL; 394 sc->sc_hotkeycookie = NULL; 395 396 #if NWSMUX > 0 || NWSDISPLAY > 0 397 sc->sc_base.me_ops = &wskbd_srcops; 398 #endif 399 #if NWSMUX > 0 400 mux = device_cfdata(sc->sc_base.me_dv)->wskbddevcf_mux; 401 if (ap->console) { 402 /* Ignore mux for console; it always goes to the console mux. */ 403 /* printf(" (mux %d ignored for console)", mux); */ 404 mux = -1; 405 } 406 if (mux >= 0) 407 aprint_normal(" mux %d", mux); 408 #else 409 if (device_cfdata(sc->sc_base.me_dv)->wskbddevcf_mux >= 0) 410 aprint_normal(" (mux ignored)"); 411 #endif 412 413 if (ap->console) { 414 sc->id = &wskbd_console_data; 415 } else { 416 sc->id = malloc(sizeof(struct wskbd_internal), 417 M_DEVBUF, M_WAITOK|M_ZERO); 418 sc->id->t_keymap = ap->keymap; 419 wskbd_update_layout(sc->id, ap->keymap->layout); 420 } 421 422 callout_init(&sc->sc_repeat_ch, 0); 423 callout_setfunc(&sc->sc_repeat_ch, wskbd_repeat, sc); 424 425 sc->id->t_sc = sc; 426 427 sc->sc_accessops = ap->accessops; 428 sc->sc_accesscookie = ap->accesscookie; 429 sc->sc_repeating = 0; 430 sc->sc_translating = 1; 431 sc->sc_ledstate = -1; /* force update */ 432 433 if (wskbd_load_keymap(sc->id->t_keymap, 434 &sc->sc_map, &sc->sc_maplen) != 0) 435 panic("cannot load keymap"); 436 437 sc->sc_layout = sc->id->t_keymap->layout; 438 439 /* set default bell and key repeat data */ 440 sc->sc_bell_data = wskbd_default_bell_data; 441 sc->sc_keyrepeat_data = wskbd_default_keyrepeat_data; 442 443 #ifdef WSDISPLAY_SCROLLSUPPORT 444 sc->sc_scroll_data = wskbd_default_scroll_data; 445 #endif 446 447 if (ap->console) { 448 KASSERT(wskbd_console_initted); 449 KASSERT(wskbd_console_device == NULL); 450 451 wskbd_console_device = sc; 452 453 aprint_naive(": console keyboard"); 454 aprint_normal(": console keyboard"); 455 456 #if NWSDISPLAY > 0 457 wsdisplay_set_console_kbd(&sc->sc_base); /* sets me_dispv */ 458 if (sc->sc_base.me_dispdv != NULL) 459 aprint_normal(", using %s", 460 device_xname(sc->sc_base.me_dispdv)); 461 #endif 462 } 463 aprint_naive("\n"); 464 aprint_normal("\n"); 465 466 #if NWSMUX > 0 467 if (mux >= 0) { 468 error = wsmux_attach_sc(wsmux_getmux(mux), &sc->sc_base); 469 if (error) 470 aprint_error_dev(sc->sc_base.me_dv, 471 "attach error=%d\n", error); 472 } 473 #endif 474 475 if (!pmf_device_register(self, wskbd_suspend, NULL)) 476 aprint_error_dev(self, "couldn't establish power handler\n"); 477 else if (!pmf_class_input_register(self)) 478 aprint_error_dev(self, "couldn't register as input device\n"); 479 } 480 481 static bool 482 wskbd_suspend(device_t dv PMF_FN_ARGS) 483 { 484 struct wskbd_softc *sc = device_private(dv); 485 486 sc->sc_repeating = 0; 487 callout_stop(&sc->sc_repeat_ch); 488 489 return true; 490 } 491 492 void 493 wskbd_cnattach(const struct wskbd_consops *consops, void *conscookie, 494 const struct wskbd_mapdata *mapdata) 495 { 496 KASSERT(!wskbd_console_initted); 497 498 wskbd_console_data.t_keymap = mapdata; 499 wskbd_update_layout(&wskbd_console_data, mapdata->layout); 500 501 wskbd_console_data.t_consops = consops; 502 wskbd_console_data.t_consaccesscookie = conscookie; 503 504 #if NWSDISPLAY > 0 505 wsdisplay_set_cons_kbd(wskbd_cngetc, wskbd_cnpollc, wskbd_cnbell); 506 #endif 507 508 wskbd_console_initted = 1; 509 } 510 511 void 512 wskbd_cndetach(void) 513 { 514 KASSERT(wskbd_console_initted); 515 516 wskbd_console_data.t_keymap = 0; 517 518 wskbd_console_data.t_consops = 0; 519 wskbd_console_data.t_consaccesscookie = 0; 520 521 #if NWSDISPLAY > 0 522 wsdisplay_unset_cons_kbd(); 523 #endif 524 525 wskbd_console_initted = 0; 526 } 527 528 static void 529 wskbd_repeat(void *v) 530 { 531 struct wskbd_softc *sc = (struct wskbd_softc *)v; 532 int s = spltty(); 533 534 if (!sc->sc_repeating) { 535 /* 536 * race condition: a "key up" event came in when wskbd_repeat() 537 * was already called but not yet spltty()'d 538 */ 539 splx(s); 540 return; 541 } 542 if (sc->sc_translating) { 543 /* deliver keys */ 544 #if NWSDISPLAY > 0 545 if (sc->sc_base.me_dispdv != NULL) { 546 int i; 547 for (i = 0; i < sc->sc_repeating; i++) 548 wsdisplay_kbdinput(sc->sc_base.me_dispdv, 549 sc->id->t_symbols[i]); 550 } 551 #endif 552 } else { 553 #if defined(WSKBD_EVENT_AUTOREPEAT) 554 /* queue event */ 555 wskbd_deliver_event(sc, sc->sc_repeat_type, 556 sc->sc_repeat_value); 557 #endif /* defined(WSKBD_EVENT_AUTOREPEAT) */ 558 } 559 callout_schedule(&sc->sc_repeat_ch, mstohz(sc->sc_keyrepeat_data.delN)); 560 splx(s); 561 } 562 563 int 564 wskbd_activate(device_t self, enum devact act) 565 { 566 struct wskbd_softc *sc = device_private(self); 567 568 if (act == DVACT_DEACTIVATE) 569 sc->sc_dying = 1; 570 return (0); 571 } 572 573 /* 574 * Detach a keyboard. To keep track of users of the softc we keep 575 * a reference count that's incremented while inside, e.g., read. 576 * If the keyboard is active and the reference count is > 0 (0 is the 577 * normal state) we post an event and then wait for the process 578 * that had the reference to wake us up again. Then we blow away the 579 * vnode and return (which will deallocate the softc). 580 */ 581 int 582 wskbd_detach(device_t self, int flags) 583 { 584 struct wskbd_softc *sc = device_private(self); 585 struct wseventvar *evar; 586 int maj, mn; 587 int s; 588 589 #if NWSMUX > 0 590 /* Tell parent mux we're leaving. */ 591 if (sc->sc_base.me_parent != NULL) 592 wsmux_detach_sc(&sc->sc_base); 593 #endif 594 595 callout_stop(&sc->sc_repeat_ch); 596 callout_destroy(&sc->sc_repeat_ch); 597 598 if (sc->sc_isconsole) { 599 KASSERT(wskbd_console_device == sc); 600 wskbd_console_device = NULL; 601 } 602 603 pmf_device_deregister(self); 604 605 evar = sc->sc_base.me_evp; 606 if (evar != NULL && evar->io != NULL) { 607 s = spltty(); 608 if (--sc->sc_refcnt >= 0) { 609 struct wscons_event event; 610 611 /* Wake everyone by generating a dummy event. */ 612 event.type = 0; 613 event.value = 0; 614 if (wsevent_inject(evar, &event, 1) != 0) 615 wsevent_wakeup(evar); 616 617 /* Wait for processes to go away. */ 618 if (tsleep(sc, PZERO, "wskdet", hz * 60)) 619 aprint_error("wskbd_detach: %s didn't detach\n", 620 device_xname(self)); 621 } 622 splx(s); 623 } 624 625 /* locate the major number */ 626 maj = cdevsw_lookup_major(&wskbd_cdevsw); 627 628 /* Nuke the vnodes for any open instances. */ 629 mn = device_unit(self); 630 vdevgone(maj, mn, mn, VCHR); 631 632 return (0); 633 } 634 635 void 636 wskbd_input(device_t dev, u_int type, int value) 637 { 638 struct wskbd_softc *sc = device_private(dev); 639 #if NWSDISPLAY > 0 640 int num, i; 641 #endif 642 643 if (sc->sc_repeating) { 644 sc->sc_repeating = 0; 645 callout_stop(&sc->sc_repeat_ch); 646 } 647 648 device_active(dev, DVA_HARDWARE); 649 650 #if NWSDISPLAY > 0 651 /* 652 * If /dev/wskbdN is not connected in event mode translate and 653 * send upstream. 654 */ 655 if (sc->sc_translating) { 656 num = wskbd_translate(sc->id, type, value); 657 if (num > 0) { 658 if (sc->sc_base.me_dispdv != NULL) { 659 #ifdef WSDISPLAY_SCROLLSUPPORT 660 if (sc->id->t_symbols [0] != KS_Print_Screen) { 661 wsdisplay_scroll(sc->sc_base. 662 me_dispdv, WSDISPLAY_SCROLL_RESET); 663 } 664 #endif 665 for (i = 0; i < num; i++) 666 wsdisplay_kbdinput( 667 sc->sc_base.me_dispdv, 668 sc->id->t_symbols[i]); 669 } 670 671 if (sc->sc_keyrepeat_data.del1 != 0) { 672 sc->sc_repeating = num; 673 callout_schedule(&sc->sc_repeat_ch, 674 mstohz(sc->sc_keyrepeat_data.del1)); 675 } 676 } 677 return; 678 } 679 #endif 680 681 wskbd_deliver_event(sc, type, value); 682 683 #if defined(WSKBD_EVENT_AUTOREPEAT) 684 /* Repeat key presses if set. */ 685 if (type == WSCONS_EVENT_KEY_DOWN && sc->sc_keyrepeat_data.del1 != 0) { 686 sc->sc_repeat_type = type; 687 sc->sc_repeat_value = value; 688 sc->sc_repeating = 1; 689 callout_schedule(&sc->sc_repeat_ch, 690 mstohz(sc->sc_keyrepeat_data.del1)); 691 } 692 #endif /* defined(WSKBD_EVENT_AUTOREPEAT) */ 693 } 694 695 /* 696 * Keyboard is generating events. Turn this keystroke into an 697 * event and put it in the queue. If the queue is full, the 698 * keystroke is lost (sorry!). 699 */ 700 static void 701 wskbd_deliver_event(struct wskbd_softc *sc, u_int type, int value) 702 { 703 struct wseventvar *evar; 704 struct wscons_event event; 705 706 evar = sc->sc_base.me_evp; 707 708 if (evar == NULL) { 709 DPRINTF(("wskbd_input: not open\n")); 710 return; 711 } 712 713 #ifdef DIAGNOSTIC 714 if (evar->q == NULL) { 715 printf("wskbd_input: evar->q=NULL\n"); 716 return; 717 } 718 #endif 719 720 event.type = type; 721 event.value = value; 722 if (wsevent_inject(evar, &event, 1) != 0) 723 log(LOG_WARNING, "%s: event queue overflow\n", 724 device_xname(sc->sc_base.me_dv)); 725 } 726 727 #ifdef WSDISPLAY_COMPAT_RAWKBD 728 void 729 wskbd_rawinput(device_t dev, u_char *tbuf, int len) 730 { 731 #if NWSDISPLAY > 0 732 struct wskbd_softc *sc = device_private(dev); 733 int i; 734 735 if (sc->sc_base.me_dispdv != NULL) 736 for (i = 0; i < len; i++) 737 wsdisplay_kbdinput(sc->sc_base.me_dispdv, tbuf[i]); 738 /* this is KS_GROUP_Ascii */ 739 #endif 740 } 741 #endif /* WSDISPLAY_COMPAT_RAWKBD */ 742 743 #if NWSDISPLAY > 0 744 static void 745 wskbd_holdscreen(struct wskbd_softc *sc, int hold) 746 { 747 int new_state; 748 749 if (sc->sc_base.me_dispdv != NULL) { 750 wsdisplay_kbdholdscreen(sc->sc_base.me_dispdv, hold); 751 new_state = sc->sc_ledstate; 752 if (hold) { 753 #ifdef WSDISPLAY_SCROLLSUPPORT 754 sc->sc_scroll_data.mode = WSKBD_SCROLL_MODE_HOLD; 755 #endif 756 new_state |= WSKBD_LED_SCROLL; 757 } else { 758 #ifdef WSDISPLAY_SCROLLSUPPORT 759 sc->sc_scroll_data.mode = WSKBD_SCROLL_MODE_NORMAL; 760 #endif 761 new_state &= ~WSKBD_LED_SCROLL; 762 } 763 if (new_state != sc->sc_ledstate) { 764 (*sc->sc_accessops->set_leds)(sc->sc_accesscookie, 765 new_state); 766 sc->sc_ledstate = new_state; 767 #ifdef WSDISPLAY_SCROLLSUPPORT 768 if (!hold) 769 wsdisplay_scroll(sc->sc_base.me_dispdv, 770 WSDISPLAY_SCROLL_RESET); 771 #endif 772 } 773 } 774 } 775 #endif 776 777 static int 778 wskbd_enable(struct wskbd_softc *sc, int on) 779 { 780 int error; 781 782 #if 0 783 /* I don't understand the purpose of this code. And it seems to 784 * break things, so it's out. -- Lennart 785 */ 786 if (!on && (!sc->sc_translating 787 #if NWSDISPLAY > 0 788 || sc->sc_base.me_dispdv 789 #endif 790 )) 791 return (EBUSY); 792 #endif 793 #if NWSDISPLAY > 0 794 if (sc->sc_base.me_dispdv != NULL) 795 return (0); 796 #endif 797 798 /* Always cancel auto repeat when fiddling with the kbd. */ 799 if (sc->sc_repeating) { 800 sc->sc_repeating = 0; 801 callout_stop(&sc->sc_repeat_ch); 802 } 803 804 error = (*sc->sc_accessops->enable)(sc->sc_accesscookie, on); 805 DPRINTF(("wskbd_enable: sc=%p on=%d res=%d\n", sc, on, error)); 806 return (error); 807 } 808 809 #if NWSMUX > 0 810 int 811 wskbd_mux_open(struct wsevsrc *me, struct wseventvar *evp) 812 { 813 struct wskbd_softc *sc = (struct wskbd_softc *)me; 814 815 if (sc->sc_dying) 816 return (EIO); 817 818 if (sc->sc_base.me_evp != NULL) 819 return (EBUSY); 820 821 return (wskbd_do_open(sc, evp)); 822 } 823 #endif 824 825 int 826 wskbdopen(dev_t dev, int flags, int mode, struct lwp *l) 827 { 828 struct wskbd_softc *sc = device_lookup_private(&wskbd_cd, minor(dev)); 829 struct wseventvar *evar; 830 int error; 831 832 if (sc == NULL) 833 return (ENXIO); 834 835 #if NWSMUX > 0 836 DPRINTF(("wskbdopen: %s mux=%p l=%p\n", 837 device_xname(sc->sc_base.me_dv), sc->sc_base.me_parent, l)); 838 #endif 839 840 if (sc->sc_dying) 841 return (EIO); 842 843 if ((flags & (FREAD | FWRITE)) == FWRITE) 844 /* Not opening for read, only ioctl is available. */ 845 return (0); 846 847 #if NWSMUX > 0 848 if (sc->sc_base.me_parent != NULL) { 849 /* Grab the keyboard out of the greedy hands of the mux. */ 850 DPRINTF(("wskbdopen: detach\n")); 851 wsmux_detach_sc(&sc->sc_base); 852 } 853 #endif 854 855 if (sc->sc_base.me_evp != NULL) 856 return (EBUSY); 857 858 evar = &sc->sc_base.me_evar; 859 wsevent_init(evar, l->l_proc); 860 861 error = wskbd_do_open(sc, evar); 862 if (error) { 863 DPRINTF(("wskbdopen: %s open failed\n", 864 device_xname(sc->sc_base.me_dv))); 865 sc->sc_base.me_evp = NULL; 866 wsevent_fini(evar); 867 } 868 return (error); 869 } 870 871 int 872 wskbd_do_open(struct wskbd_softc *sc, struct wseventvar *evp) 873 { 874 sc->sc_base.me_evp = evp; 875 sc->sc_translating = 0; 876 877 return (wskbd_enable(sc, 1)); 878 } 879 880 int 881 wskbdclose(dev_t dev, int flags, int mode, 882 struct lwp *l) 883 { 884 struct wskbd_softc *sc = 885 device_lookup_private(&wskbd_cd, minor(dev)); 886 struct wseventvar *evar = sc->sc_base.me_evp; 887 888 if (evar == NULL) 889 /* not open for read */ 890 return (0); 891 892 sc->sc_base.me_evp = NULL; 893 sc->sc_translating = 1; 894 (void)wskbd_enable(sc, 0); 895 wsevent_fini(evar); 896 897 return (0); 898 } 899 900 #if NWSMUX > 0 901 int 902 wskbd_mux_close(struct wsevsrc *me) 903 { 904 struct wskbd_softc *sc = (struct wskbd_softc *)me; 905 906 sc->sc_base.me_evp = NULL; 907 sc->sc_translating = 1; 908 (void)wskbd_enable(sc, 0); 909 910 return (0); 911 } 912 #endif 913 914 int 915 wskbdread(dev_t dev, struct uio *uio, int flags) 916 { 917 struct wskbd_softc *sc = 918 device_lookup_private(&wskbd_cd, minor(dev)); 919 int error; 920 921 if (sc->sc_dying) 922 return (EIO); 923 924 #ifdef DIAGNOSTIC 925 if (sc->sc_base.me_evp == NULL) { 926 printf("wskbdread: evp == NULL\n"); 927 return (EINVAL); 928 } 929 #endif 930 931 sc->sc_refcnt++; 932 error = wsevent_read(sc->sc_base.me_evp, uio, flags); 933 if (--sc->sc_refcnt < 0) { 934 wakeup(sc); 935 error = EIO; 936 } 937 return (error); 938 } 939 940 int 941 wskbdioctl(dev_t dev, u_long cmd, void *data, int flag, struct lwp *l) 942 { 943 return (wskbd_do_ioctl(device_lookup(&wskbd_cd, minor(dev)), 944 cmd, data, flag,l)); 945 } 946 947 /* A wrapper around the ioctl() workhorse to make reference counting easy. */ 948 int 949 wskbd_do_ioctl(device_t dv, u_long cmd, void *data, int flag, 950 struct lwp *l) 951 { 952 struct wskbd_softc *sc = device_private(dv); 953 int error; 954 955 sc->sc_refcnt++; 956 error = wskbd_do_ioctl_sc(sc, cmd, data, flag, l); 957 if (--sc->sc_refcnt < 0) 958 wakeup(sc); 959 return (error); 960 } 961 962 int 963 wskbd_do_ioctl_sc(struct wskbd_softc *sc, u_long cmd, void *data, int flag, 964 struct lwp *l) 965 { 966 967 /* 968 * Try the generic ioctls that the wskbd interface supports. 969 */ 970 switch (cmd) { 971 case FIONBIO: /* we will remove this someday (soon???) */ 972 return (0); 973 974 case FIOASYNC: 975 if (sc->sc_base.me_evp == NULL) 976 return (EINVAL); 977 sc->sc_base.me_evp->async = *(int *)data != 0; 978 return (0); 979 980 case FIOSETOWN: 981 if (sc->sc_base.me_evp == NULL) 982 return (EINVAL); 983 if (-*(int *)data != sc->sc_base.me_evp->io->p_pgid 984 && *(int *)data != sc->sc_base.me_evp->io->p_pid) 985 return (EPERM); 986 return (0); 987 988 case TIOCSPGRP: 989 if (sc->sc_base.me_evp == NULL) 990 return (EINVAL); 991 if (*(int *)data != sc->sc_base.me_evp->io->p_pgid) 992 return (EPERM); 993 return (0); 994 } 995 996 /* 997 * Try the keyboard driver for WSKBDIO ioctls. It returns EPASSTHROUGH 998 * if it didn't recognize the request. 999 */ 1000 return (wskbd_displayioctl(sc->sc_base.me_dv, cmd, data, flag, l)); 1001 } 1002 1003 /* 1004 * WSKBDIO ioctls, handled in both emulation mode and in ``raw'' mode. 1005 * Some of these have no real effect in raw mode, however. 1006 */ 1007 static int 1008 wskbd_displayioctl(device_t dev, u_long cmd, void *data, int flag, 1009 struct lwp *l) 1010 { 1011 #ifdef WSDISPLAY_SCROLLSUPPORT 1012 struct wskbd_scroll_data *usdp, *ksdp; 1013 #endif 1014 struct wskbd_softc *sc = device_private(dev); 1015 struct wskbd_bell_data *ubdp, *kbdp; 1016 struct wskbd_keyrepeat_data *ukdp, *kkdp; 1017 struct wskbd_map_data *umdp; 1018 struct wskbd_mapdata md; 1019 struct proc *p = l ? l->l_proc : NULL; 1020 kbd_t enc; 1021 void *tbuf; 1022 int len, error; 1023 1024 switch (cmd) { 1025 #define SETBELL(dstp, srcp, dfltp) \ 1026 do { \ 1027 (dstp)->pitch = ((srcp)->which & WSKBD_BELL_DOPITCH) ? \ 1028 (srcp)->pitch : (dfltp)->pitch; \ 1029 (dstp)->period = ((srcp)->which & WSKBD_BELL_DOPERIOD) ? \ 1030 (srcp)->period : (dfltp)->period; \ 1031 (dstp)->volume = ((srcp)->which & WSKBD_BELL_DOVOLUME) ? \ 1032 (srcp)->volume : (dfltp)->volume; \ 1033 (dstp)->which = WSKBD_BELL_DOALL; \ 1034 } while (0) 1035 1036 case WSKBDIO_BELL: 1037 if ((flag & FWRITE) == 0) 1038 return (EACCES); 1039 return ((*sc->sc_accessops->ioctl)(sc->sc_accesscookie, 1040 WSKBDIO_COMPLEXBELL, (void *)&sc->sc_bell_data, flag, l)); 1041 1042 case WSKBDIO_COMPLEXBELL: 1043 if ((flag & FWRITE) == 0) 1044 return (EACCES); 1045 ubdp = (struct wskbd_bell_data *)data; 1046 SETBELL(ubdp, ubdp, &sc->sc_bell_data); 1047 return ((*sc->sc_accessops->ioctl)(sc->sc_accesscookie, 1048 WSKBDIO_COMPLEXBELL, (void *)ubdp, flag, l)); 1049 1050 case WSKBDIO_SETBELL: 1051 if ((flag & FWRITE) == 0) 1052 return (EACCES); 1053 kbdp = &sc->sc_bell_data; 1054 setbell: 1055 ubdp = (struct wskbd_bell_data *)data; 1056 SETBELL(kbdp, ubdp, kbdp); 1057 return (0); 1058 1059 case WSKBDIO_GETBELL: 1060 kbdp = &sc->sc_bell_data; 1061 getbell: 1062 ubdp = (struct wskbd_bell_data *)data; 1063 SETBELL(ubdp, kbdp, kbdp); 1064 return (0); 1065 1066 case WSKBDIO_SETDEFAULTBELL: 1067 if (p && (error = kauth_authorize_generic(l->l_cred, 1068 KAUTH_GENERIC_ISSUSER, NULL)) != 0) 1069 return (error); 1070 kbdp = &wskbd_default_bell_data; 1071 goto setbell; 1072 1073 1074 case WSKBDIO_GETDEFAULTBELL: 1075 kbdp = &wskbd_default_bell_data; 1076 goto getbell; 1077 1078 #undef SETBELL 1079 1080 #define SETKEYREPEAT(dstp, srcp, dfltp) \ 1081 do { \ 1082 (dstp)->del1 = ((srcp)->which & WSKBD_KEYREPEAT_DODEL1) ? \ 1083 (srcp)->del1 : (dfltp)->del1; \ 1084 (dstp)->delN = ((srcp)->which & WSKBD_KEYREPEAT_DODELN) ? \ 1085 (srcp)->delN : (dfltp)->delN; \ 1086 (dstp)->which = WSKBD_KEYREPEAT_DOALL; \ 1087 } while (0) 1088 1089 case WSKBDIO_SETKEYREPEAT: 1090 if ((flag & FWRITE) == 0) 1091 return (EACCES); 1092 kkdp = &sc->sc_keyrepeat_data; 1093 setkeyrepeat: 1094 ukdp = (struct wskbd_keyrepeat_data *)data; 1095 SETKEYREPEAT(kkdp, ukdp, kkdp); 1096 return (0); 1097 1098 case WSKBDIO_GETKEYREPEAT: 1099 kkdp = &sc->sc_keyrepeat_data; 1100 getkeyrepeat: 1101 ukdp = (struct wskbd_keyrepeat_data *)data; 1102 SETKEYREPEAT(ukdp, kkdp, kkdp); 1103 return (0); 1104 1105 case WSKBDIO_SETDEFAULTKEYREPEAT: 1106 if ((error = kauth_authorize_generic(l->l_cred, 1107 KAUTH_GENERIC_ISSUSER, NULL)) != 0) 1108 return (error); 1109 kkdp = &wskbd_default_keyrepeat_data; 1110 goto setkeyrepeat; 1111 1112 1113 case WSKBDIO_GETDEFAULTKEYREPEAT: 1114 kkdp = &wskbd_default_keyrepeat_data; 1115 goto getkeyrepeat; 1116 1117 #ifdef WSDISPLAY_SCROLLSUPPORT 1118 #define SETSCROLLMOD(dstp, srcp, dfltp) \ 1119 do { \ 1120 (dstp)->mode = ((srcp)->which & WSKBD_SCROLL_DOMODE) ? \ 1121 (srcp)->mode : (dfltp)->mode; \ 1122 (dstp)->modifier = ((srcp)->which & WSKBD_SCROLL_DOMODIFIER) ? \ 1123 (srcp)->modifier : (dfltp)->modifier; \ 1124 (dstp)->which = WSKBD_SCROLL_DOALL; \ 1125 } while (0) 1126 1127 case WSKBDIO_SETSCROLL: 1128 usdp = (struct wskbd_scroll_data *)data; 1129 ksdp = &sc->sc_scroll_data; 1130 SETSCROLLMOD(ksdp, usdp, ksdp); 1131 return (0); 1132 1133 case WSKBDIO_GETSCROLL: 1134 usdp = (struct wskbd_scroll_data *)data; 1135 ksdp = &sc->sc_scroll_data; 1136 SETSCROLLMOD(usdp, ksdp, ksdp); 1137 return (0); 1138 #else 1139 case WSKBDIO_GETSCROLL: 1140 case WSKBDIO_SETSCROLL: 1141 return ENODEV; 1142 #endif 1143 1144 #undef SETKEYREPEAT 1145 1146 case WSKBDIO_SETMAP: 1147 if ((flag & FWRITE) == 0) 1148 return (EACCES); 1149 umdp = (struct wskbd_map_data *)data; 1150 if (umdp->maplen > WSKBDIO_MAXMAPLEN) 1151 return (EINVAL); 1152 1153 len = umdp->maplen*sizeof(struct wscons_keymap); 1154 tbuf = malloc(len, M_TEMP, M_WAITOK); 1155 error = copyin(umdp->map, tbuf, len); 1156 if (error == 0) { 1157 wskbd_init_keymap(umdp->maplen, 1158 &sc->sc_map, &sc->sc_maplen); 1159 memcpy(sc->sc_map, tbuf, len); 1160 /* drop the variant bits handled by the map */ 1161 sc->sc_layout = KB_USER | 1162 (KB_VARIANT(sc->sc_layout) & KB_HANDLEDBYWSKBD); 1163 wskbd_update_layout(sc->id, sc->sc_layout); 1164 } 1165 free(tbuf, M_TEMP); 1166 return(error); 1167 1168 case WSKBDIO_GETMAP: 1169 umdp = (struct wskbd_map_data *)data; 1170 if (umdp->maplen > sc->sc_maplen) 1171 umdp->maplen = sc->sc_maplen; 1172 error = copyout(sc->sc_map, umdp->map, 1173 umdp->maplen*sizeof(struct wscons_keymap)); 1174 return(error); 1175 1176 case WSKBDIO_GETENCODING: 1177 *((kbd_t *) data) = sc->sc_layout; 1178 return(0); 1179 1180 case WSKBDIO_SETENCODING: 1181 if ((flag & FWRITE) == 0) 1182 return (EACCES); 1183 enc = *((kbd_t *)data); 1184 if (KB_ENCODING(enc) == KB_USER) { 1185 /* user map must already be loaded */ 1186 if (KB_ENCODING(sc->sc_layout) != KB_USER) 1187 return (EINVAL); 1188 /* map variants make no sense */ 1189 if (KB_VARIANT(enc) & ~KB_HANDLEDBYWSKBD) 1190 return (EINVAL); 1191 } else { 1192 md = *(sc->id->t_keymap); /* structure assignment */ 1193 md.layout = enc; 1194 error = wskbd_load_keymap(&md, &sc->sc_map, 1195 &sc->sc_maplen); 1196 if (error) 1197 return (error); 1198 } 1199 sc->sc_layout = enc; 1200 wskbd_update_layout(sc->id, enc); 1201 return (0); 1202 } 1203 1204 /* 1205 * Try the keyboard driver for WSKBDIO ioctls. It returns -1 1206 * if it didn't recognize the request, and in turn we return 1207 * -1 if we didn't recognize the request. 1208 */ 1209 /* printf("kbdaccess\n"); */ 1210 error = (*sc->sc_accessops->ioctl)(sc->sc_accesscookie, cmd, data, 1211 flag, l); 1212 #ifdef WSDISPLAY_COMPAT_RAWKBD 1213 if (!error && cmd == WSKBDIO_SETMODE && *(int *)data == WSKBD_RAW) { 1214 int s = spltty(); 1215 sc->id->t_modifiers &= ~(MOD_SHIFT_L | MOD_SHIFT_R 1216 | MOD_CONTROL_L | MOD_CONTROL_R 1217 | MOD_META_L | MOD_META_R 1218 | MOD_COMMAND 1219 | MOD_COMMAND1 | MOD_COMMAND2); 1220 if (sc->sc_repeating) { 1221 sc->sc_repeating = 0; 1222 callout_stop(&sc->sc_repeat_ch); 1223 } 1224 splx(s); 1225 } 1226 #endif 1227 return (error); 1228 } 1229 1230 int 1231 wskbdpoll(dev_t dev, int events, struct lwp *l) 1232 { 1233 struct wskbd_softc *sc = 1234 device_lookup_private(&wskbd_cd, minor(dev)); 1235 1236 if (sc->sc_base.me_evp == NULL) 1237 return (POLLERR); 1238 return (wsevent_poll(sc->sc_base.me_evp, events, l)); 1239 } 1240 1241 int 1242 wskbdkqfilter(dev_t dev, struct knote *kn) 1243 { 1244 struct wskbd_softc *sc = 1245 device_lookup_private(&wskbd_cd, minor(dev)); 1246 1247 if (sc->sc_base.me_evp == NULL) 1248 return (1); 1249 return (wsevent_kqfilter(sc->sc_base.me_evp, kn)); 1250 } 1251 1252 #if NWSDISPLAY > 0 1253 1254 int 1255 wskbd_pickfree(void) 1256 { 1257 int i; 1258 struct wskbd_softc *sc; 1259 1260 for (i = 0; i < wskbd_cd.cd_ndevs; i++) { 1261 if ((sc = device_private(wskbd_cd.cd_devs[i])) == NULL) 1262 continue; 1263 if (sc->sc_base.me_dispdv == NULL) 1264 return (i); 1265 } 1266 return (-1); 1267 } 1268 1269 struct wsevsrc * 1270 wskbd_set_console_display(device_t displaydv, struct wsevsrc *me) 1271 { 1272 struct wskbd_softc *sc = wskbd_console_device; 1273 1274 if (sc == NULL) 1275 return (NULL); 1276 sc->sc_base.me_dispdv = displaydv; 1277 #if NWSMUX > 0 1278 (void)wsmux_attach_sc((struct wsmux_softc *)me, &sc->sc_base); 1279 #endif 1280 return (&sc->sc_base); 1281 } 1282 1283 int 1284 wskbd_set_display(device_t dv, struct wsevsrc *me) 1285 { 1286 struct wskbd_softc *sc = device_private(dv); 1287 device_t displaydv = me != NULL ? me->me_dispdv : NULL; 1288 device_t odisplaydv; 1289 int error; 1290 1291 DPRINTF(("wskbd_set_display: %s me=%p odisp=%p disp=%p cons=%d\n", 1292 device_xname(dv), me, sc->sc_base.me_dispdv, displaydv, 1293 sc->sc_isconsole)); 1294 1295 if (sc->sc_isconsole) 1296 return (EBUSY); 1297 1298 if (displaydv != NULL) { 1299 if (sc->sc_base.me_dispdv != NULL) 1300 return (EBUSY); 1301 } else { 1302 if (sc->sc_base.me_dispdv == NULL) 1303 return (ENXIO); 1304 } 1305 1306 odisplaydv = sc->sc_base.me_dispdv; 1307 sc->sc_base.me_dispdv = NULL; 1308 error = wskbd_enable(sc, displaydv != NULL); 1309 sc->sc_base.me_dispdv = displaydv; 1310 if (error) { 1311 sc->sc_base.me_dispdv = odisplaydv; 1312 return (error); 1313 } 1314 1315 if (displaydv) 1316 aprint_verbose_dev(sc->sc_base.me_dv, "connecting to %s\n", 1317 device_xname(displaydv)); 1318 else 1319 aprint_verbose_dev(sc->sc_base.me_dv, "disconnecting from %s\n", 1320 device_xname(odisplaydv)); 1321 1322 return (0); 1323 } 1324 1325 #endif /* NWSDISPLAY > 0 */ 1326 1327 #if NWSMUX > 0 1328 int 1329 wskbd_add_mux(int unit, struct wsmux_softc *muxsc) 1330 { 1331 struct wskbd_softc *sc = device_lookup_private(&wskbd_cd, unit); 1332 1333 if (sc == NULL) 1334 return (ENXIO); 1335 1336 if (sc->sc_base.me_parent != NULL || sc->sc_base.me_evp != NULL) 1337 return (EBUSY); 1338 1339 return (wsmux_attach_sc(muxsc, &sc->sc_base)); 1340 } 1341 #endif 1342 1343 /* 1344 * Console interface. 1345 */ 1346 int 1347 wskbd_cngetc(dev_t dev) 1348 { 1349 static int num = 0; 1350 static int pos; 1351 u_int type; 1352 int data; 1353 keysym_t ks; 1354 1355 if (!wskbd_console_initted) 1356 return 0; 1357 1358 if (wskbd_console_device != NULL && 1359 !wskbd_console_device->sc_translating) 1360 return 0; 1361 1362 for(;;) { 1363 if (num-- > 0) { 1364 ks = wskbd_console_data.t_symbols[pos++]; 1365 if (KS_GROUP(ks) == KS_GROUP_Ascii) 1366 return (KS_VALUE(ks)); 1367 } else { 1368 (*wskbd_console_data.t_consops->getc) 1369 (wskbd_console_data.t_consaccesscookie, 1370 &type, &data); 1371 if (type == WSCONS_EVENT_ASCII) { 1372 /* 1373 * We assume that when the driver falls back 1374 * to deliver pure ASCII it is in a state that 1375 * it can not track press/release events 1376 * reliable - so we clear all previously 1377 * accumulated modifier state. 1378 */ 1379 wskbd_console_data.t_modifiers = 0; 1380 return(data); 1381 } 1382 num = wskbd_translate(&wskbd_console_data, type, data); 1383 pos = 0; 1384 } 1385 } 1386 } 1387 1388 void 1389 wskbd_cnpollc(dev_t dev, int poll) 1390 { 1391 1392 if (!wskbd_console_initted) 1393 return; 1394 1395 if (wskbd_console_device != NULL && 1396 !wskbd_console_device->sc_translating) 1397 return; 1398 1399 (*wskbd_console_data.t_consops->pollc) 1400 (wskbd_console_data.t_consaccesscookie, poll); 1401 } 1402 1403 void 1404 wskbd_cnbell(dev_t dev, u_int pitch, u_int period, u_int volume) 1405 { 1406 1407 if (!wskbd_console_initted) 1408 return; 1409 1410 if (wskbd_console_data.t_consops->bell != NULL) 1411 (*wskbd_console_data.t_consops->bell) 1412 (wskbd_console_data.t_consaccesscookie, pitch, period, 1413 volume); 1414 } 1415 1416 static inline void 1417 update_leds(struct wskbd_internal *id) 1418 { 1419 int new_state; 1420 1421 new_state = 0; 1422 if (id->t_modifiers & (MOD_SHIFTLOCK | MOD_CAPSLOCK)) 1423 new_state |= WSKBD_LED_CAPS; 1424 if (id->t_modifiers & MOD_NUMLOCK) 1425 new_state |= WSKBD_LED_NUM; 1426 if (id->t_modifiers & MOD_COMPOSE) 1427 new_state |= WSKBD_LED_COMPOSE; 1428 if (id->t_modifiers & MOD_HOLDSCREEN) 1429 new_state |= WSKBD_LED_SCROLL; 1430 1431 if (id->t_sc && new_state != id->t_sc->sc_ledstate) { 1432 (*id->t_sc->sc_accessops->set_leds) 1433 (id->t_sc->sc_accesscookie, new_state); 1434 id->t_sc->sc_ledstate = new_state; 1435 } 1436 } 1437 1438 static inline void 1439 update_modifier(struct wskbd_internal *id, u_int type, int toggle, int mask) 1440 { 1441 if (toggle) { 1442 if (type == WSCONS_EVENT_KEY_DOWN) 1443 id->t_modifiers ^= mask; 1444 } else { 1445 if (type == WSCONS_EVENT_KEY_DOWN) 1446 id->t_modifiers |= mask; 1447 else 1448 id->t_modifiers &= ~mask; 1449 } 1450 } 1451 1452 #if NWSDISPLAY > 0 1453 static void 1454 change_displayparam(struct wskbd_softc *sc, int param, int updown, 1455 int wraparound) 1456 { 1457 int res; 1458 struct wsdisplay_param dp; 1459 1460 dp.param = param; 1461 res = wsdisplay_param(sc->sc_base.me_dispdv, WSDISPLAYIO_GETPARAM, &dp); 1462 1463 if (res == EINVAL) 1464 return; /* no such parameter */ 1465 1466 dp.curval += updown; 1467 if (dp.max < dp.curval) 1468 dp.curval = wraparound ? dp.min : dp.max; 1469 else 1470 if (dp.curval < dp.min) 1471 dp.curval = wraparound ? dp.max : dp.min; 1472 wsdisplay_param(sc->sc_base.me_dispdv, WSDISPLAYIO_SETPARAM, &dp); 1473 } 1474 #endif 1475 1476 static int 1477 internal_command(struct wskbd_softc *sc, u_int *type, keysym_t ksym, 1478 keysym_t ksym2) 1479 { 1480 #ifdef WSDISPLAY_SCROLLSUPPORT 1481 u_int state = 0; 1482 #endif 1483 switch (ksym) { 1484 case KS_Cmd_VolumeToggle: 1485 if (*type == WSCONS_EVENT_KEY_DOWN) 1486 pmf_event_inject(NULL, PMFE_AUDIO_VOLUME_TOGGLE); 1487 break; 1488 case KS_Cmd_VolumeUp: 1489 if (*type == WSCONS_EVENT_KEY_DOWN) 1490 pmf_event_inject(NULL, PMFE_AUDIO_VOLUME_UP); 1491 break; 1492 case KS_Cmd_VolumeDown: 1493 if (*type == WSCONS_EVENT_KEY_DOWN) 1494 pmf_event_inject(NULL, PMFE_AUDIO_VOLUME_DOWN); 1495 break; 1496 #ifdef WSDISPLAY_SCROLLSUPPORT 1497 case KS_Cmd_ScrollFastUp: 1498 case KS_Cmd_ScrollFastDown: 1499 if (*type == WSCONS_EVENT_KEY_DOWN) { 1500 GETMODSTATE(sc->id->t_modifiers, state); 1501 if ((sc->sc_scroll_data.mode == WSKBD_SCROLL_MODE_HOLD 1502 && MOD_ONESET(sc->id, MOD_HOLDSCREEN)) 1503 || (sc->sc_scroll_data.mode == WSKBD_SCROLL_MODE_NORMAL 1504 && sc->sc_scroll_data.modifier == state)) { 1505 update_modifier(sc->id, *type, 0, MOD_COMMAND); 1506 wsdisplay_scroll(sc->sc_base.me_dispdv, 1507 (ksym == KS_Cmd_ScrollFastUp) ? 1508 WSDISPLAY_SCROLL_BACKWARD : 1509 WSDISPLAY_SCROLL_FORWARD); 1510 return (1); 1511 } else { 1512 return (0); 1513 } 1514 } 1515 1516 case KS_Cmd_ScrollSlowUp: 1517 case KS_Cmd_ScrollSlowDown: 1518 if (*type == WSCONS_EVENT_KEY_DOWN) { 1519 GETMODSTATE(sc->id->t_modifiers, state); 1520 if ((sc->sc_scroll_data.mode == WSKBD_SCROLL_MODE_HOLD 1521 && MOD_ONESET(sc->id, MOD_HOLDSCREEN)) 1522 || (sc->sc_scroll_data.mode == WSKBD_SCROLL_MODE_NORMAL 1523 && sc->sc_scroll_data.modifier == state)) { 1524 update_modifier(sc->id, *type, 0, MOD_COMMAND); 1525 wsdisplay_scroll(sc->sc_base.me_dispdv, 1526 (ksym == KS_Cmd_ScrollSlowUp) ? 1527 WSDISPLAY_SCROLL_BACKWARD | WSDISPLAY_SCROLL_LOW: 1528 WSDISPLAY_SCROLL_FORWARD | WSDISPLAY_SCROLL_LOW); 1529 return (1); 1530 } else { 1531 return (0); 1532 } 1533 } 1534 #endif 1535 1536 case KS_Cmd: 1537 update_modifier(sc->id, *type, 0, MOD_COMMAND); 1538 ksym = ksym2; 1539 break; 1540 1541 case KS_Cmd1: 1542 update_modifier(sc->id, *type, 0, MOD_COMMAND1); 1543 break; 1544 1545 case KS_Cmd2: 1546 update_modifier(sc->id, *type, 0, MOD_COMMAND2); 1547 break; 1548 } 1549 1550 if (*type != WSCONS_EVENT_KEY_DOWN || 1551 (! MOD_ONESET(sc->id, MOD_COMMAND) && 1552 ! MOD_ALLSET(sc->id, MOD_COMMAND1 | MOD_COMMAND2))) 1553 return (0); 1554 1555 #if defined(DDB) || defined(KGDB) 1556 if (ksym == KS_Cmd_Debugger) { 1557 if (sc->sc_isconsole) { 1558 #ifdef DDB 1559 console_debugger(); 1560 #endif 1561 #ifdef KGDB 1562 kgdb_connect(1); 1563 #endif 1564 } 1565 /* discard this key (ddb discarded command modifiers) */ 1566 *type = WSCONS_EVENT_KEY_UP; 1567 return (1); 1568 } 1569 #endif 1570 1571 #if NWSDISPLAY > 0 1572 if (sc->sc_base.me_dispdv == NULL) 1573 return (0); 1574 1575 switch (ksym) { 1576 case KS_Cmd_Screen0: 1577 case KS_Cmd_Screen1: 1578 case KS_Cmd_Screen2: 1579 case KS_Cmd_Screen3: 1580 case KS_Cmd_Screen4: 1581 case KS_Cmd_Screen5: 1582 case KS_Cmd_Screen6: 1583 case KS_Cmd_Screen7: 1584 case KS_Cmd_Screen8: 1585 case KS_Cmd_Screen9: 1586 wsdisplay_switch(sc->sc_base.me_dispdv, ksym - KS_Cmd_Screen0, 0); 1587 return (1); 1588 case KS_Cmd_ResetEmul: 1589 wsdisplay_reset(sc->sc_base.me_dispdv, WSDISPLAY_RESETEMUL); 1590 return (1); 1591 case KS_Cmd_ResetClose: 1592 wsdisplay_reset(sc->sc_base.me_dispdv, WSDISPLAY_RESETCLOSE); 1593 return (1); 1594 case KS_Cmd_BacklightOn: 1595 case KS_Cmd_BacklightOff: 1596 case KS_Cmd_BacklightToggle: 1597 change_displayparam(sc, WSDISPLAYIO_PARAM_BACKLIGHT, 1598 ksym == KS_Cmd_BacklightOff ? -1 : 1, 1599 ksym == KS_Cmd_BacklightToggle ? 1 : 0); 1600 return (1); 1601 case KS_Cmd_BrightnessUp: 1602 case KS_Cmd_BrightnessDown: 1603 case KS_Cmd_BrightnessRotate: 1604 change_displayparam(sc, WSDISPLAYIO_PARAM_BRIGHTNESS, 1605 ksym == KS_Cmd_BrightnessDown ? -1 : 1, 1606 ksym == KS_Cmd_BrightnessRotate ? 1 : 0); 1607 return (1); 1608 case KS_Cmd_ContrastUp: 1609 case KS_Cmd_ContrastDown: 1610 case KS_Cmd_ContrastRotate: 1611 change_displayparam(sc, WSDISPLAYIO_PARAM_CONTRAST, 1612 ksym == KS_Cmd_ContrastDown ? -1 : 1, 1613 ksym == KS_Cmd_ContrastRotate ? 1 : 0); 1614 return (1); 1615 } 1616 #endif 1617 1618 return (0); 1619 } 1620 1621 device_t 1622 wskbd_hotkey_register(device_t self, void *cookie, wskbd_hotkey_plugin *hotkey) 1623 { 1624 struct wskbd_softc *sc = device_private(self); 1625 1626 sc->sc_hotkey = hotkey; 1627 sc->sc_hotkeycookie = cookie; 1628 return sc->sc_base.me_dv; 1629 } 1630 1631 static int 1632 wskbd_translate(struct wskbd_internal *id, u_int type, int value) 1633 { 1634 struct wskbd_softc *sc = id->t_sc; 1635 keysym_t ksym, res, *group; 1636 struct wscons_keymap kpbuf, *kp; 1637 int iscommand = 0; 1638 int ishotkey = 0; 1639 1640 if (type == WSCONS_EVENT_ALL_KEYS_UP) { 1641 id->t_modifiers &= ~(MOD_SHIFT_L | MOD_SHIFT_R 1642 | MOD_CONTROL_L | MOD_CONTROL_R 1643 | MOD_META_L | MOD_META_R 1644 | MOD_MODESHIFT 1645 | MOD_COMMAND | MOD_COMMAND1 | MOD_COMMAND2); 1646 update_leds(id); 1647 return (0); 1648 } 1649 1650 if (sc != NULL) { 1651 if (sc->sc_hotkey != NULL) 1652 ishotkey = sc->sc_hotkey(sc, sc->sc_hotkeycookie, 1653 type, value); 1654 if (ishotkey) 1655 return 0; 1656 1657 if (value < 0 || value >= sc->sc_maplen) { 1658 #ifdef DEBUG 1659 printf("%s: keycode %d out of range\n", 1660 __func__, value); 1661 #endif 1662 return (0); 1663 } 1664 kp = sc->sc_map + value; 1665 } else { 1666 kp = &kpbuf; 1667 wskbd_get_mapentry(id->t_keymap, value, kp); 1668 } 1669 1670 /* if this key has a command, process it first */ 1671 if (sc != NULL && kp->command != KS_voidSymbol) 1672 iscommand = internal_command(sc, &type, kp->command, 1673 kp->group1[0]); 1674 1675 /* Now update modifiers */ 1676 switch (kp->group1[0]) { 1677 case KS_Shift_L: 1678 update_modifier(id, type, 0, MOD_SHIFT_L); 1679 break; 1680 1681 case KS_Shift_R: 1682 update_modifier(id, type, 0, MOD_SHIFT_R); 1683 break; 1684 1685 case KS_Shift_Lock: 1686 update_modifier(id, type, 1, MOD_SHIFTLOCK); 1687 break; 1688 1689 case KS_Caps_Lock: 1690 update_modifier(id, type, 1, MOD_CAPSLOCK); 1691 break; 1692 1693 case KS_Control_L: 1694 update_modifier(id, type, 0, MOD_CONTROL_L); 1695 break; 1696 1697 case KS_Control_R: 1698 update_modifier(id, type, 0, MOD_CONTROL_R); 1699 break; 1700 1701 case KS_Alt_L: 1702 update_modifier(id, type, 0, MOD_META_L); 1703 break; 1704 1705 case KS_Alt_R: 1706 update_modifier(id, type, 0, MOD_META_R); 1707 break; 1708 1709 case KS_Mode_switch: 1710 update_modifier(id, type, 0, MOD_MODESHIFT); 1711 break; 1712 1713 case KS_Num_Lock: 1714 update_modifier(id, type, 1, MOD_NUMLOCK); 1715 break; 1716 1717 #if NWSDISPLAY > 0 1718 case KS_Hold_Screen: 1719 if (sc != NULL) { 1720 update_modifier(id, type, 1, MOD_HOLDSCREEN); 1721 wskbd_holdscreen(sc, id->t_modifiers & MOD_HOLDSCREEN); 1722 } 1723 break; 1724 #endif 1725 } 1726 1727 /* If this is a key release or we are in command mode, we are done */ 1728 if (type != WSCONS_EVENT_KEY_DOWN || iscommand) { 1729 update_leds(id); 1730 return (0); 1731 } 1732 1733 /* Get the keysym */ 1734 if (id->t_modifiers & MOD_MODESHIFT) 1735 group = & kp->group2[0]; 1736 else 1737 group = & kp->group1[0]; 1738 1739 if ((id->t_modifiers & MOD_NUMLOCK) != 0 && 1740 KS_GROUP(group[1]) == KS_GROUP_Keypad) { 1741 if (MOD_ONESET(id, MOD_ANYSHIFT)) 1742 ksym = group[0]; 1743 else 1744 ksym = group[1]; 1745 } else if (! MOD_ONESET(id, MOD_ANYSHIFT | MOD_CAPSLOCK)) { 1746 ksym = group[0]; 1747 } else if (MOD_ONESET(id, MOD_CAPSLOCK)) { 1748 if (! MOD_ONESET(id, MOD_SHIFT_L | MOD_SHIFT_R)) 1749 ksym = group[0]; 1750 else 1751 ksym = group[1]; 1752 if (ksym >= KS_a && ksym <= KS_z) 1753 ksym += KS_A - KS_a; 1754 else if (ksym >= KS_agrave && ksym <= KS_thorn && 1755 ksym != KS_division) 1756 ksym += KS_Agrave - KS_agrave; 1757 } else if (MOD_ONESET(id, MOD_ANYSHIFT)) { 1758 ksym = group[1]; 1759 } else { 1760 ksym = group[0]; 1761 } 1762 1763 /* Process compose sequence and dead accents */ 1764 res = KS_voidSymbol; 1765 1766 switch (KS_GROUP(ksym)) { 1767 case KS_GROUP_Ascii: 1768 case KS_GROUP_Keypad: 1769 case KS_GROUP_Function: 1770 res = ksym; 1771 break; 1772 1773 case KS_GROUP_Mod: 1774 if (ksym == KS_Multi_key) { 1775 update_modifier(id, 1, 0, MOD_COMPOSE); 1776 id->t_composelen = 2; 1777 } 1778 break; 1779 1780 case KS_GROUP_Dead: 1781 if (id->t_composelen == 0) { 1782 update_modifier(id, 1, 0, MOD_COMPOSE); 1783 id->t_composelen = 1; 1784 id->t_composebuf[0] = ksym; 1785 } else 1786 res = ksym; 1787 break; 1788 } 1789 1790 if (res == KS_voidSymbol) { 1791 update_leds(id); 1792 return (0); 1793 } 1794 1795 if (id->t_composelen > 0) { 1796 id->t_composebuf[2 - id->t_composelen] = res; 1797 if (--id->t_composelen == 0) { 1798 res = wskbd_compose_value(id->t_composebuf); 1799 update_modifier(id, 0, 0, MOD_COMPOSE); 1800 } else { 1801 return (0); 1802 } 1803 } 1804 1805 update_leds(id); 1806 1807 /* We are done, return the symbol */ 1808 if (KS_GROUP(res) == KS_GROUP_Ascii) { 1809 if (MOD_ONESET(id, MOD_ANYCONTROL)) { 1810 if ((res >= KS_at && res <= KS_z) || res == KS_space) 1811 res = res & 0x1f; 1812 else if (res == KS_2) 1813 res = 0x00; 1814 else if (res >= KS_3 && res <= KS_7) 1815 res = KS_Escape + (res - KS_3); 1816 else if (res == KS_8) 1817 res = KS_Delete; 1818 } 1819 if (MOD_ONESET(id, MOD_ANYMETA)) { 1820 if (id->t_flags & WSKFL_METAESC) { 1821 id->t_symbols[0] = KS_Escape; 1822 id->t_symbols[1] = res; 1823 return (2); 1824 } else 1825 res |= 0x80; 1826 } 1827 } 1828 1829 id->t_symbols[0] = res; 1830 return (1); 1831 } 1832
Indexes created Sun Sep 28 16:09:52 GMT 2025