wskbd.c revision 1.121
1 /* $NetBSD: wskbd.c,v 1.121 2009/01/13 18:05:55 christos Exp $ */ 2 3 /* 4 * Copyright (c) 1996, 1997 Christopher G. Demetriou. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. All advertising materials mentioning features or use of this software 15 * must display the following acknowledgement: 16 * This product includes software developed by Christopher G. Demetriou 17 * for the NetBSD Project. 18 * 4. The name of the author may not be used to endorse or promote products 19 * derived from this software without specific prior written permission 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 /* 34 * Copyright (c) 1998 The NetBSD Foundation, Inc. 35 * All rights reserved. 36 * 37 * Keysym translator contributed to The NetBSD Foundation by 38 * Juergen Hannken-Illjes. 39 * 40 * Redistribution and use in source and binary forms, with or without 41 * modification, are permitted provided that the following conditions 42 * are met: 43 * 1. Redistributions of source code must retain the above copyright 44 * notice, this list of conditions and the following disclaimer. 45 * 2. Redistributions in binary form must reproduce the above copyright 46 * notice, this list of conditions and the following disclaimer in the 47 * documentation and/or other materials provided with the distribution. 48 * 49 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 50 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 51 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 52 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 53 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 54 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 55 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 56 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 57 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 58 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 59 * POSSIBILITY OF SUCH DAMAGE. 60 */ 61 62 /* 63 * Copyright (c) 1992, 1993 64 * The Regents of the University of California. All rights reserved. 65 * 66 * This software was developed by the Computer Systems Engineering group 67 * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and 68 * contributed to Berkeley. 69 * 70 * All advertising materials mentioning features or use of this software 71 * must display the following acknowledgement: 72 * This product includes software developed by the University of 73 * California, Lawrence Berkeley Laboratory. 74 * 75 * Redistribution and use in source and binary forms, with or without 76 * modification, are permitted provided that the following conditions 77 * are met: 78 * 1. Redistributions of source code must retain the above copyright 79 * notice, this list of conditions and the following disclaimer. 80 * 2. Redistributions in binary form must reproduce the above copyright 81 * notice, this list of conditions and the following disclaimer in the 82 * documentation and/or other materials provided with the distribution. 83 * 3. Neither the name of the University nor the names of its contributors 84 * may be used to endorse or promote products derived from this software 85 * without specific prior written permission. 86 * 87 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 88 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 89 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 90 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 91 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 92 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 93 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 94 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 95 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 96 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 97 * SUCH DAMAGE. 98 * 99 * @(#)kbd.c 8.2 (Berkeley) 10/30/93 100 */ 101 102 /* 103 * Keyboard driver (/dev/wskbd*). Translates incoming bytes to ASCII or 104 * to `wscons_events' and passes them up to the appropriate reader. 105 */ 106 107 #include <sys/cdefs.h> 108 __KERNEL_RCSID(0, "$NetBSD: wskbd.c,v 1.121 2009/01/13 18:05:55 christos Exp $"); 109 110 #include "opt_ddb.h" 111 #include "opt_kgdb.h" 112 #include "opt_wsdisplay_compat.h" 113 #include "opt_compat_netbsd.h" 114 115 #include "wsdisplay.h" 116 #include "wskbd.h" 117 #include "wsmux.h" 118 119 #include <sys/param.h> 120 #include <sys/conf.h> 121 #include <sys/device.h> 122 #include <sys/ioctl.h> 123 #include <sys/poll.h> 124 #include <sys/kernel.h> 125 #include <sys/proc.h> 126 #include <sys/syslog.h> 127 #include <sys/systm.h> 128 #include <sys/callout.h> 129 #include <sys/malloc.h> 130 #include <sys/tty.h> 131 #include <sys/signalvar.h> 132 #include <sys/errno.h> 133 #include <sys/fcntl.h> 134 #include <sys/vnode.h> 135 #include <sys/kauth.h> 136 137 #include <dev/wscons/wsconsio.h> 138 #include <dev/wscons/wskbdvar.h> 139 #include <dev/wscons/wsksymdef.h> 140 #include <dev/wscons/wsksymvar.h> 141 #include <dev/wscons/wsdisplayvar.h> 142 #include <dev/wscons/wseventvar.h> 143 #include <dev/wscons/wscons_callbacks.h> 144 145 #ifdef KGDB 146 #include <sys/kgdb.h> 147 #endif 148 149 #ifdef WSKBD_DEBUG 150 #define DPRINTF(x) if (wskbddebug) printf x 151 int wskbddebug = 0; 152 #else 153 #define DPRINTF(x) 154 #endif 155 156 #include <dev/wscons/wsmuxvar.h> 157 158 struct wskbd_internal { 159 const struct wskbd_mapdata *t_keymap; 160 161 const struct wskbd_consops *t_consops; 162 void *t_consaccesscookie; 163 164 int t_modifiers; 165 int t_composelen; /* remaining entries in t_composebuf */ 166 keysym_t t_composebuf[2]; 167 168 int t_flags; 169 #define WSKFL_METAESC 1 170 171 #define MAXKEYSYMSPERKEY 2 /* ESC <key> at max */ 172 keysym_t t_symbols[MAXKEYSYMSPERKEY]; 173 174 struct wskbd_softc *t_sc; /* back pointer */ 175 }; 176 177 struct wskbd_softc { 178 struct wsevsrc sc_base; 179 180 struct wskbd_internal *id; 181 182 const struct wskbd_accessops *sc_accessops; 183 void *sc_accesscookie; 184 185 int sc_ledstate; 186 187 int sc_isconsole; 188 189 struct wskbd_bell_data sc_bell_data; 190 struct wskbd_keyrepeat_data sc_keyrepeat_data; 191 #ifdef WSDISPLAY_SCROLLSUPPORT 192 struct wskbd_scroll_data sc_scroll_data; 193 #endif 194 195 int sc_repeating; /* we've called timeout() */ 196 callout_t sc_repeat_ch; 197 u_int sc_repeat_type; 198 int sc_repeat_value; 199 200 int sc_translating; /* xlate to chars for emulation */ 201 202 int sc_maplen; /* number of entries in sc_map */ 203 struct wscons_keymap *sc_map; /* current translation map */ 204 kbd_t sc_layout; /* current layout */ 205 206 int sc_refcnt; 207 u_char sc_dying; /* device is being detached */ 208 209 wskbd_hotkey_plugin *sc_hotkey; 210 void *sc_hotkeycookie; 211 }; 212 213 #define MOD_SHIFT_L (1 << 0) 214 #define MOD_SHIFT_R (1 << 1) 215 #define MOD_SHIFTLOCK (1 << 2) 216 #define MOD_CAPSLOCK (1 << 3) 217 #define MOD_CONTROL_L (1 << 4) 218 #define MOD_CONTROL_R (1 << 5) 219 #define MOD_META_L (1 << 6) 220 #define MOD_META_R (1 << 7) 221 #define MOD_MODESHIFT (1 << 8) 222 #define MOD_NUMLOCK (1 << 9) 223 #define MOD_COMPOSE (1 << 10) 224 #define MOD_HOLDSCREEN (1 << 11) 225 #define MOD_COMMAND (1 << 12) 226 #define MOD_COMMAND1 (1 << 13) 227 #define MOD_COMMAND2 (1 << 14) 228 229 #define MOD_ANYSHIFT (MOD_SHIFT_L | MOD_SHIFT_R | MOD_SHIFTLOCK) 230 #define MOD_ANYCONTROL (MOD_CONTROL_L | MOD_CONTROL_R) 231 #define MOD_ANYMETA (MOD_META_L | MOD_META_R) 232 233 #define MOD_ONESET(id, mask) (((id)->t_modifiers & (mask)) != 0) 234 #define MOD_ALLSET(id, mask) (((id)->t_modifiers & (mask)) == (mask)) 235 236 #define GETMODSTATE(src, dst) \ 237 do { \ 238 dst |= (src & MOD_SHIFT_L) ? MOD_SHIFT_L : 0; \ 239 dst |= (src & MOD_SHIFT_R) ? MOD_SHIFT_R : 0; \ 240 dst |= (src & MOD_CONTROL_L) ? MOD_CONTROL_L : 0; \ 241 dst |= (src & MOD_CONTROL_R) ? MOD_CONTROL_R : 0; \ 242 dst |= (src & MOD_META_L) ? MOD_META_L : 0; \ 243 dst |= (src & MOD_META_R) ? MOD_META_R : 0; \ 244 } while (0) 245 246 static int wskbd_match(device_t, cfdata_t, void *); 247 static void wskbd_attach(device_t, device_t, void *); 248 static int wskbd_detach(device_t, int); 249 static int wskbd_activate(device_t, enum devact); 250 251 static int wskbd_displayioctl(device_t, u_long, void *, int, 252 struct lwp *); 253 #if NWSDISPLAY > 0 254 static int wskbd_set_display(device_t, struct wsevsrc *); 255 #else 256 #define wskbd_set_display NULL 257 #endif 258 259 static inline void update_leds(struct wskbd_internal *); 260 static inline void update_modifier(struct wskbd_internal *, u_int, int, int); 261 static int internal_command(struct wskbd_softc *, u_int *, keysym_t, keysym_t); 262 static int wskbd_translate(struct wskbd_internal *, u_int, int); 263 static int wskbd_enable(struct wskbd_softc *, int); 264 #if NWSDISPLAY > 0 265 static void change_displayparam(struct wskbd_softc *, int, int, int); 266 static void wskbd_holdscreen(struct wskbd_softc *, int); 267 #endif 268 269 static int wskbd_do_ioctl_sc(struct wskbd_softc *, u_long, void *, int, 270 struct lwp *); 271 static void wskbd_deliver_event(struct wskbd_softc *sc, u_int type, int value); 272 273 #if NWSMUX > 0 274 static int wskbd_mux_open(struct wsevsrc *, struct wseventvar *); 275 static int wskbd_mux_close(struct wsevsrc *); 276 #else 277 #define wskbd_mux_open NULL 278 #define wskbd_mux_close NULL 279 #endif 280 281 static int wskbd_do_open(struct wskbd_softc *, struct wseventvar *); 282 static int wskbd_do_ioctl(device_t, u_long, void *, int, struct lwp *); 283 284 CFATTACH_DECL_NEW(wskbd, sizeof (struct wskbd_softc), 285 wskbd_match, wskbd_attach, wskbd_detach, wskbd_activate); 286 287 extern struct cfdriver wskbd_cd; 288 289 dev_type_open(wskbdopen); 290 dev_type_close(wskbdclose); 291 dev_type_read(wskbdread); 292 dev_type_ioctl(wskbdioctl); 293 dev_type_poll(wskbdpoll); 294 dev_type_kqfilter(wskbdkqfilter); 295 296 const struct cdevsw wskbd_cdevsw = { 297 wskbdopen, wskbdclose, wskbdread, nowrite, wskbdioctl, 298 nostop, notty, wskbdpoll, nommap, wskbdkqfilter, D_OTHER 299 }; 300 301 #ifndef WSKBD_DEFAULT_BELL_PITCH 302 #define WSKBD_DEFAULT_BELL_PITCH 1500 /* 1500Hz */ 303 #endif 304 #ifndef WSKBD_DEFAULT_BELL_PERIOD 305 #define WSKBD_DEFAULT_BELL_PERIOD 100 /* 100ms */ 306 #endif 307 #ifndef WSKBD_DEFAULT_BELL_VOLUME 308 #define WSKBD_DEFAULT_BELL_VOLUME 50 /* 50% volume */ 309 #endif 310 311 struct wskbd_bell_data wskbd_default_bell_data = { 312 WSKBD_BELL_DOALL, 313 WSKBD_DEFAULT_BELL_PITCH, 314 WSKBD_DEFAULT_BELL_PERIOD, 315 WSKBD_DEFAULT_BELL_VOLUME, 316 }; 317 318 #ifdef WSDISPLAY_SCROLLSUPPORT 319 struct wskbd_scroll_data wskbd_default_scroll_data = { 320 WSKBD_SCROLL_DOALL, 321 WSKBD_SCROLL_MODE_NORMAL, 322 #ifdef WSDISPLAY_SCROLLCOMBO 323 WSDISPLAY_SCROLLCOMBO, 324 #else 325 MOD_SHIFT_L, 326 #endif 327 }; 328 #endif 329 330 #ifndef WSKBD_DEFAULT_KEYREPEAT_DEL1 331 #define WSKBD_DEFAULT_KEYREPEAT_DEL1 400 /* 400ms to start repeating */ 332 #endif 333 #ifndef WSKBD_DEFAULT_KEYREPEAT_DELN 334 #define WSKBD_DEFAULT_KEYREPEAT_DELN 100 /* 100ms to between repeats */ 335 #endif 336 337 struct wskbd_keyrepeat_data wskbd_default_keyrepeat_data = { 338 WSKBD_KEYREPEAT_DOALL, 339 WSKBD_DEFAULT_KEYREPEAT_DEL1, 340 WSKBD_DEFAULT_KEYREPEAT_DELN, 341 }; 342 343 #if NWSDISPLAY > 0 || NWSMUX > 0 344 struct wssrcops wskbd_srcops = { 345 WSMUX_KBD, 346 wskbd_mux_open, wskbd_mux_close, wskbd_do_ioctl, 347 wskbd_displayioctl, wskbd_set_display 348 }; 349 #endif 350 351 static bool wskbd_suspend(device_t dv PMF_FN_PROTO); 352 static void wskbd_repeat(void *v); 353 354 static int wskbd_console_initted; 355 static struct wskbd_softc *wskbd_console_device; 356 static struct wskbd_internal wskbd_console_data; 357 358 static void wskbd_update_layout(struct wskbd_internal *, kbd_t); 359 360 static void 361 wskbd_update_layout(struct wskbd_internal *id, kbd_t enc) 362 { 363 364 if (enc & KB_METAESC) 365 id->t_flags |= WSKFL_METAESC; 366 else 367 id->t_flags &= ~WSKFL_METAESC; 368 } 369 370 /* 371 * Print function (for parent devices). 372 */ 373 int 374 wskbddevprint(void *aux, const char *pnp) 375 { 376 #if 0 377 struct wskbddev_attach_args *ap = aux; 378 #endif 379 380 if (pnp) 381 aprint_normal("wskbd at %s", pnp); 382 #if 0 383 aprint_normal(" console %d", ap->console); 384 #endif 385 386 return (UNCONF); 387 } 388 389 int 390 wskbd_match(device_t parent, cfdata_t match, void *aux) 391 { 392 struct wskbddev_attach_args *ap = aux; 393 394 if (match->wskbddevcf_console != WSKBDDEVCF_CONSOLE_UNK) { 395 /* 396 * If console-ness of device specified, either match 397 * exactly (at high priority), or fail. 398 */ 399 if (match->wskbddevcf_console != 0 && ap->console != 0) 400 return (10); 401 else 402 return (0); 403 } 404 405 /* If console-ness unspecified, it wins. */ 406 return (1); 407 } 408 409 void 410 wskbd_attach(device_t parent, device_t self, void *aux) 411 { 412 struct wskbd_softc *sc = device_private(self); 413 struct wskbddev_attach_args *ap = aux; 414 #if NWSMUX > 0 415 int mux, error; 416 #endif 417 418 sc->sc_base.me_dv = self; 419 sc->sc_isconsole = ap->console; 420 sc->sc_hotkey = NULL; 421 sc->sc_hotkeycookie = NULL; 422 423 #if NWSMUX > 0 || NWSDISPLAY > 0 424 sc->sc_base.me_ops = &wskbd_srcops; 425 #endif 426 #if NWSMUX > 0 427 mux = device_cfdata(sc->sc_base.me_dv)->wskbddevcf_mux; 428 if (ap->console) { 429 /* Ignore mux for console; it always goes to the console mux. */ 430 /* printf(" (mux %d ignored for console)", mux); */ 431 mux = -1; 432 } 433 if (mux >= 0) 434 aprint_normal(" mux %d", mux); 435 #else 436 if (device_cfdata(sc->sc_base.me_dv)->wskbddevcf_mux >= 0) 437 aprint_normal(" (mux ignored)"); 438 #endif 439 440 if (ap->console) { 441 sc->id = &wskbd_console_data; 442 } else { 443 sc->id = malloc(sizeof(struct wskbd_internal), 444 M_DEVBUF, M_WAITOK|M_ZERO); 445 sc->id->t_keymap = ap->keymap; 446 wskbd_update_layout(sc->id, ap->keymap->layout); 447 } 448 449 callout_init(&sc->sc_repeat_ch, 0); 450 callout_setfunc(&sc->sc_repeat_ch, wskbd_repeat, sc); 451 452 sc->id->t_sc = sc; 453 454 sc->sc_accessops = ap->accessops; 455 sc->sc_accesscookie = ap->accesscookie; 456 sc->sc_repeating = 0; 457 sc->sc_translating = 1; 458 sc->sc_ledstate = -1; /* force update */ 459 460 if (wskbd_load_keymap(sc->id->t_keymap, 461 &sc->sc_map, &sc->sc_maplen) != 0) 462 panic("cannot load keymap"); 463 464 sc->sc_layout = sc->id->t_keymap->layout; 465 466 /* set default bell and key repeat data */ 467 sc->sc_bell_data = wskbd_default_bell_data; 468 sc->sc_keyrepeat_data = wskbd_default_keyrepeat_data; 469 470 #ifdef WSDISPLAY_SCROLLSUPPORT 471 sc->sc_scroll_data = wskbd_default_scroll_data; 472 #endif 473 474 if (ap->console) { 475 KASSERT(wskbd_console_initted); 476 KASSERT(wskbd_console_device == NULL); 477 478 wskbd_console_device = sc; 479 480 aprint_naive(": console keyboard"); 481 aprint_normal(": console keyboard"); 482 483 #if NWSDISPLAY > 0 484 wsdisplay_set_console_kbd(&sc->sc_base); /* sets me_dispv */ 485 if (sc->sc_base.me_dispdv != NULL) 486 aprint_normal(", using %s", 487 device_xname(sc->sc_base.me_dispdv)); 488 #endif 489 } 490 aprint_naive("\n"); 491 aprint_normal("\n"); 492 493 #if NWSMUX > 0 494 if (mux >= 0) { 495 error = wsmux_attach_sc(wsmux_getmux(mux), &sc->sc_base); 496 if (error) 497 aprint_error_dev(sc->sc_base.me_dv, 498 "attach error=%d\n", error); 499 } 500 #endif 501 502 if (!pmf_device_register(self, wskbd_suspend, NULL)) 503 aprint_error_dev(self, "couldn't establish power handler\n"); 504 else if (!pmf_class_input_register(self)) 505 aprint_error_dev(self, "couldn't register as input device\n"); 506 } 507 508 static bool 509 wskbd_suspend(device_t dv PMF_FN_ARGS) 510 { 511 struct wskbd_softc *sc = device_private(dv); 512 513 sc->sc_repeating = 0; 514 callout_stop(&sc->sc_repeat_ch); 515 516 return true; 517 } 518 519 void 520 wskbd_cnattach(const struct wskbd_consops *consops, void *conscookie, 521 const struct wskbd_mapdata *mapdata) 522 { 523 KASSERT(!wskbd_console_initted); 524 525 wskbd_console_data.t_keymap = mapdata; 526 wskbd_update_layout(&wskbd_console_data, mapdata->layout); 527 528 wskbd_console_data.t_consops = consops; 529 wskbd_console_data.t_consaccesscookie = conscookie; 530 531 #if NWSDISPLAY > 0 532 wsdisplay_set_cons_kbd(wskbd_cngetc, wskbd_cnpollc, wskbd_cnbell); 533 #endif 534 535 wskbd_console_initted = 1; 536 } 537 538 void 539 wskbd_cndetach(void) 540 { 541 KASSERT(wskbd_console_initted); 542 543 wskbd_console_data.t_keymap = 0; 544 545 wskbd_console_data.t_consops = 0; 546 wskbd_console_data.t_consaccesscookie = 0; 547 548 #if NWSDISPLAY > 0 549 wsdisplay_unset_cons_kbd(); 550 #endif 551 552 wskbd_console_initted = 0; 553 } 554 555 static void 556 wskbd_repeat(void *v) 557 { 558 struct wskbd_softc *sc = (struct wskbd_softc *)v; 559 int s = spltty(); 560 561 if (!sc->sc_repeating) { 562 /* 563 * race condition: a "key up" event came in when wskbd_repeat() 564 * was already called but not yet spltty()'d 565 */ 566 splx(s); 567 return; 568 } 569 if (sc->sc_translating) { 570 /* deliver keys */ 571 #if NWSDISPLAY > 0 572 if (sc->sc_base.me_dispdv != NULL) { 573 int i; 574 for (i = 0; i < sc->sc_repeating; i++) 575 wsdisplay_kbdinput(sc->sc_base.me_dispdv, 576 sc->id->t_symbols[i]); 577 } 578 #endif 579 } else { 580 #if defined(WSKBD_EVENT_AUTOREPEAT) 581 /* queue event */ 582 wskbd_deliver_event(sc, sc->sc_repeat_type, 583 sc->sc_repeat_value); 584 #endif /* defined(WSKBD_EVENT_AUTOREPEAT) */ 585 } 586 callout_schedule(&sc->sc_repeat_ch, mstohz(sc->sc_keyrepeat_data.delN)); 587 splx(s); 588 } 589 590 int 591 wskbd_activate(device_t self, enum devact act) 592 { 593 struct wskbd_softc *sc = device_private(self); 594 595 if (act == DVACT_DEACTIVATE) 596 sc->sc_dying = 1; 597 return (0); 598 } 599 600 /* 601 * Detach a keyboard. To keep track of users of the softc we keep 602 * a reference count that's incremented while inside, e.g., read. 603 * If the keyboard is active and the reference count is > 0 (0 is the 604 * normal state) we post an event and then wait for the process 605 * that had the reference to wake us up again. Then we blow away the 606 * vnode and return (which will deallocate the softc). 607 */ 608 int 609 wskbd_detach(device_t self, int flags) 610 { 611 struct wskbd_softc *sc = device_private(self); 612 struct wseventvar *evar; 613 int maj, mn; 614 int s; 615 616 #if NWSMUX > 0 617 /* Tell parent mux we're leaving. */ 618 if (sc->sc_base.me_parent != NULL) 619 wsmux_detach_sc(&sc->sc_base); 620 #endif 621 622 callout_stop(&sc->sc_repeat_ch); 623 callout_destroy(&sc->sc_repeat_ch); 624 625 if (sc->sc_isconsole) { 626 KASSERT(wskbd_console_device == sc); 627 wskbd_console_device = NULL; 628 } 629 630 pmf_device_deregister(self); 631 632 evar = sc->sc_base.me_evp; 633 if (evar != NULL && evar->io != NULL) { 634 s = spltty(); 635 if (--sc->sc_refcnt >= 0) { 636 struct wscons_event event; 637 638 /* Wake everyone by generating a dummy event. */ 639 event.type = 0; 640 event.value = 0; 641 if (wsevent_inject(evar, &event, 1) != 0) 642 wsevent_wakeup(evar); 643 644 /* Wait for processes to go away. */ 645 if (tsleep(sc, PZERO, "wskdet", hz * 60)) 646 aprint_error("wskbd_detach: %s didn't detach\n", 647 device_xname(self)); 648 } 649 splx(s); 650 } 651 652 /* locate the major number */ 653 maj = cdevsw_lookup_major(&wskbd_cdevsw); 654 655 /* Nuke the vnodes for any open instances. */ 656 mn = device_unit(self); 657 vdevgone(maj, mn, mn, VCHR); 658 659 return (0); 660 } 661 662 void 663 wskbd_input(device_t dev, u_int type, int value) 664 { 665 struct wskbd_softc *sc = device_private(dev); 666 #if NWSDISPLAY > 0 667 int num, i; 668 #endif 669 670 if (sc->sc_repeating) { 671 sc->sc_repeating = 0; 672 callout_stop(&sc->sc_repeat_ch); 673 } 674 675 device_active(dev, DVA_HARDWARE); 676 677 #if NWSDISPLAY > 0 678 /* 679 * If /dev/wskbdN is not connected in event mode translate and 680 * send upstream. 681 */ 682 if (sc->sc_translating) { 683 num = wskbd_translate(sc->id, type, value); 684 if (num > 0) { 685 if (sc->sc_base.me_dispdv != NULL) { 686 #ifdef WSDISPLAY_SCROLLSUPPORT 687 if (sc->id->t_symbols [0] != KS_Print_Screen) { 688 wsdisplay_scroll(sc->sc_base. 689 me_dispdv, WSDISPLAY_SCROLL_RESET); 690 } 691 #endif 692 for (i = 0; i < num; i++) 693 wsdisplay_kbdinput( 694 sc->sc_base.me_dispdv, 695 sc->id->t_symbols[i]); 696 } 697 698 if (sc->sc_keyrepeat_data.del1 != 0) { 699 sc->sc_repeating = num; 700 callout_schedule(&sc->sc_repeat_ch, 701 mstohz(sc->sc_keyrepeat_data.del1)); 702 } 703 } 704 return; 705 } 706 #endif 707 708 wskbd_deliver_event(sc, type, value); 709 710 #if defined(WSKBD_EVENT_AUTOREPEAT) 711 /* Repeat key presses if set. */ 712 if (type == WSCONS_EVENT_KEY_DOWN && sc->sc_keyrepeat_data.del1 != 0) { 713 sc->sc_repeat_type = type; 714 sc->sc_repeat_value = value; 715 sc->sc_repeating = 1; 716 callout_schedule(&sc->sc_repeat_ch, 717 mstohz(sc->sc_keyrepeat_data.del1)); 718 } 719 #endif /* defined(WSKBD_EVENT_AUTOREPEAT) */ 720 } 721 722 /* 723 * Keyboard is generating events. Turn this keystroke into an 724 * event and put it in the queue. If the queue is full, the 725 * keystroke is lost (sorry!). 726 */ 727 static void 728 wskbd_deliver_event(struct wskbd_softc *sc, u_int type, int value) 729 { 730 struct wseventvar *evar; 731 struct wscons_event event; 732 733 evar = sc->sc_base.me_evp; 734 735 if (evar == NULL) { 736 DPRINTF(("wskbd_input: not open\n")); 737 return; 738 } 739 740 #ifdef DIAGNOSTIC 741 if (evar->q == NULL) { 742 printf("wskbd_input: evar->q=NULL\n"); 743 return; 744 } 745 #endif 746 747 event.type = type; 748 event.value = value; 749 if (wsevent_inject(evar, &event, 1) != 0) 750 log(LOG_WARNING, "%s: event queue overflow\n", 751 device_xname(sc->sc_base.me_dv)); 752 } 753 754 #ifdef WSDISPLAY_COMPAT_RAWKBD 755 void 756 wskbd_rawinput(device_t dev, u_char *tbuf, int len) 757 { 758 #if NWSDISPLAY > 0 759 struct wskbd_softc *sc = device_private(dev); 760 int i; 761 762 if (sc->sc_base.me_dispdv != NULL) 763 for (i = 0; i < len; i++) 764 wsdisplay_kbdinput(sc->sc_base.me_dispdv, tbuf[i]); 765 /* this is KS_GROUP_Ascii */ 766 #endif 767 } 768 #endif /* WSDISPLAY_COMPAT_RAWKBD */ 769 770 #if NWSDISPLAY > 0 771 static void 772 wskbd_holdscreen(struct wskbd_softc *sc, int hold) 773 { 774 int new_state; 775 776 if (sc->sc_base.me_dispdv != NULL) { 777 wsdisplay_kbdholdscreen(sc->sc_base.me_dispdv, hold); 778 new_state = sc->sc_ledstate; 779 if (hold) { 780 #ifdef WSDISPLAY_SCROLLSUPPORT 781 sc->sc_scroll_data.mode = WSKBD_SCROLL_MODE_HOLD; 782 #endif 783 new_state |= WSKBD_LED_SCROLL; 784 } else { 785 #ifdef WSDISPLAY_SCROLLSUPPORT 786 sc->sc_scroll_data.mode = WSKBD_SCROLL_MODE_NORMAL; 787 #endif 788 new_state &= ~WSKBD_LED_SCROLL; 789 } 790 if (new_state != sc->sc_ledstate) { 791 (*sc->sc_accessops->set_leds)(sc->sc_accesscookie, 792 new_state); 793 sc->sc_ledstate = new_state; 794 #ifdef WSDISPLAY_SCROLLSUPPORT 795 if (!hold) 796 wsdisplay_scroll(sc->sc_base.me_dispdv, 797 WSDISPLAY_SCROLL_RESET); 798 #endif 799 } 800 } 801 } 802 #endif 803 804 static int 805 wskbd_enable(struct wskbd_softc *sc, int on) 806 { 807 int error; 808 809 #if 0 810 /* I don't understand the purpose of this code. And it seems to 811 * break things, so it's out. -- Lennart 812 */ 813 if (!on && (!sc->sc_translating 814 #if NWSDISPLAY > 0 815 || sc->sc_base.me_dispdv 816 #endif 817 )) 818 return (EBUSY); 819 #endif 820 #if NWSDISPLAY > 0 821 if (sc->sc_base.me_dispdv != NULL) 822 return (0); 823 #endif 824 825 /* Always cancel auto repeat when fiddling with the kbd. */ 826 if (sc->sc_repeating) { 827 sc->sc_repeating = 0; 828 callout_stop(&sc->sc_repeat_ch); 829 } 830 831 error = (*sc->sc_accessops->enable)(sc->sc_accesscookie, on); 832 DPRINTF(("wskbd_enable: sc=%p on=%d res=%d\n", sc, on, error)); 833 return (error); 834 } 835 836 #if NWSMUX > 0 837 int 838 wskbd_mux_open(struct wsevsrc *me, struct wseventvar *evp) 839 { 840 struct wskbd_softc *sc = (struct wskbd_softc *)me; 841 842 if (sc->sc_dying) 843 return (EIO); 844 845 if (sc->sc_base.me_evp != NULL) 846 return (EBUSY); 847 848 return (wskbd_do_open(sc, evp)); 849 } 850 #endif 851 852 int 853 wskbdopen(dev_t dev, int flags, int mode, struct lwp *l) 854 { 855 struct wskbd_softc *sc = device_lookup_private(&wskbd_cd, minor(dev)); 856 struct wseventvar *evar; 857 int error; 858 859 if (sc == NULL) 860 return (ENXIO); 861 862 #if NWSMUX > 0 863 DPRINTF(("wskbdopen: %s mux=%p l=%p\n", 864 device_xname(sc->sc_base.me_dv), sc->sc_base.me_parent, l)); 865 #endif 866 867 if (sc->sc_dying) 868 return (EIO); 869 870 if ((flags & (FREAD | FWRITE)) == FWRITE) 871 /* Not opening for read, only ioctl is available. */ 872 return (0); 873 874 #if NWSMUX > 0 875 if (sc->sc_base.me_parent != NULL) { 876 /* Grab the keyboard out of the greedy hands of the mux. */ 877 DPRINTF(("wskbdopen: detach\n")); 878 wsmux_detach_sc(&sc->sc_base); 879 } 880 #endif 881 882 if (sc->sc_base.me_evp != NULL) 883 return (EBUSY); 884 885 evar = &sc->sc_base.me_evar; 886 #ifndef COMPAT_50 887 evar->version = WSEVENT_VERSION; 888 #endif 889 wsevent_init(evar, l->l_proc); 890 891 error = wskbd_do_open(sc, evar); 892 if (error) { 893 DPRINTF(("wskbdopen: %s open failed\n", 894 device_xname(sc->sc_base.me_dv))); 895 sc->sc_base.me_evp = NULL; 896 wsevent_fini(evar); 897 } 898 return (error); 899 } 900 901 int 902 wskbd_do_open(struct wskbd_softc *sc, struct wseventvar *evp) 903 { 904 sc->sc_base.me_evp = evp; 905 sc->sc_translating = 0; 906 907 return (wskbd_enable(sc, 1)); 908 } 909 910 int 911 wskbdclose(dev_t dev, int flags, int mode, 912 struct lwp *l) 913 { 914 struct wskbd_softc *sc = 915 device_lookup_private(&wskbd_cd, minor(dev)); 916 struct wseventvar *evar = sc->sc_base.me_evp; 917 918 if (evar == NULL) 919 /* not open for read */ 920 return (0); 921 922 sc->sc_base.me_evp = NULL; 923 sc->sc_translating = 1; 924 (void)wskbd_enable(sc, 0); 925 wsevent_fini(evar); 926 927 return (0); 928 } 929 930 #if NWSMUX > 0 931 int 932 wskbd_mux_close(struct wsevsrc *me) 933 { 934 struct wskbd_softc *sc = (struct wskbd_softc *)me; 935 936 sc->sc_base.me_evp = NULL; 937 sc->sc_translating = 1; 938 (void)wskbd_enable(sc, 0); 939 940 return (0); 941 } 942 #endif 943 944 int 945 wskbdread(dev_t dev, struct uio *uio, int flags) 946 { 947 struct wskbd_softc *sc = 948 device_lookup_private(&wskbd_cd, minor(dev)); 949 int error; 950 951 if (sc->sc_dying) 952 return (EIO); 953 954 #ifdef DIAGNOSTIC 955 if (sc->sc_base.me_evp == NULL) { 956 printf("wskbdread: evp == NULL\n"); 957 return (EINVAL); 958 } 959 #endif 960 961 sc->sc_refcnt++; 962 error = wsevent_read(sc->sc_base.me_evp, uio, flags); 963 if (--sc->sc_refcnt < 0) { 964 wakeup(sc); 965 error = EIO; 966 } 967 return (error); 968 } 969 970 int 971 wskbdioctl(dev_t dev, u_long cmd, void *data, int flag, struct lwp *l) 972 { 973 return (wskbd_do_ioctl(device_lookup(&wskbd_cd, minor(dev)), 974 cmd, data, flag,l)); 975 } 976 977 /* A wrapper around the ioctl() workhorse to make reference counting easy. */ 978 int 979 wskbd_do_ioctl(device_t dv, u_long cmd, void *data, int flag, 980 struct lwp *l) 981 { 982 struct wskbd_softc *sc = device_private(dv); 983 int error; 984 985 sc->sc_refcnt++; 986 error = wskbd_do_ioctl_sc(sc, cmd, data, flag, l); 987 if (--sc->sc_refcnt < 0) 988 wakeup(sc); 989 return (error); 990 } 991 992 int 993 wskbd_do_ioctl_sc(struct wskbd_softc *sc, u_long cmd, void *data, int flag, 994 struct lwp *l) 995 { 996 997 /* 998 * Try the generic ioctls that the wskbd interface supports. 999 */ 1000 switch (cmd) { 1001 case FIONBIO: /* we will remove this someday (soon???) */ 1002 return (0); 1003 1004 case FIOASYNC: 1005 if (sc->sc_base.me_evp == NULL) 1006 return (EINVAL); 1007 sc->sc_base.me_evp->async = *(int *)data != 0; 1008 return (0); 1009 1010 case FIOSETOWN: 1011 if (sc->sc_base.me_evp == NULL) 1012 return (EINVAL); 1013 if (-*(int *)data != sc->sc_base.me_evp->io->p_pgid 1014 && *(int *)data != sc->sc_base.me_evp->io->p_pid) 1015 return (EPERM); 1016 return (0); 1017 1018 case TIOCSPGRP: 1019 if (sc->sc_base.me_evp == NULL) 1020 return (EINVAL); 1021 if (*(int *)data != sc->sc_base.me_evp->io->p_pgid) 1022 return (EPERM); 1023 return (0); 1024 } 1025 1026 /* 1027 * Try the keyboard driver for WSKBDIO ioctls. It returns EPASSTHROUGH 1028 * if it didn't recognize the request. 1029 */ 1030 return (wskbd_displayioctl(sc->sc_base.me_dv, cmd, data, flag, l)); 1031 } 1032 1033 /* 1034 * WSKBDIO ioctls, handled in both emulation mode and in ``raw'' mode. 1035 * Some of these have no real effect in raw mode, however. 1036 */ 1037 static int 1038 wskbd_displayioctl(device_t dev, u_long cmd, void *data, int flag, 1039 struct lwp *l) 1040 { 1041 #ifdef WSDISPLAY_SCROLLSUPPORT 1042 struct wskbd_scroll_data *usdp, *ksdp; 1043 #endif 1044 struct wskbd_softc *sc = device_private(dev); 1045 struct wskbd_bell_data *ubdp, *kbdp; 1046 struct wskbd_keyrepeat_data *ukdp, *kkdp; 1047 struct wskbd_map_data *umdp; 1048 struct wskbd_mapdata md; 1049 struct proc *p = l ? l->l_proc : NULL; 1050 kbd_t enc; 1051 void *tbuf; 1052 int len, error; 1053 1054 switch (cmd) { 1055 #define SETBELL(dstp, srcp, dfltp) \ 1056 do { \ 1057 (dstp)->pitch = ((srcp)->which & WSKBD_BELL_DOPITCH) ? \ 1058 (srcp)->pitch : (dfltp)->pitch; \ 1059 (dstp)->period = ((srcp)->which & WSKBD_BELL_DOPERIOD) ? \ 1060 (srcp)->period : (dfltp)->period; \ 1061 (dstp)->volume = ((srcp)->which & WSKBD_BELL_DOVOLUME) ? \ 1062 (srcp)->volume : (dfltp)->volume; \ 1063 (dstp)->which = WSKBD_BELL_DOALL; \ 1064 } while (0) 1065 1066 case WSKBDIO_BELL: 1067 if ((flag & FWRITE) == 0) 1068 return (EACCES); 1069 return ((*sc->sc_accessops->ioctl)(sc->sc_accesscookie, 1070 WSKBDIO_COMPLEXBELL, (void *)&sc->sc_bell_data, flag, l)); 1071 1072 case WSKBDIO_COMPLEXBELL: 1073 if ((flag & FWRITE) == 0) 1074 return (EACCES); 1075 ubdp = (struct wskbd_bell_data *)data; 1076 SETBELL(ubdp, ubdp, &sc->sc_bell_data); 1077 return ((*sc->sc_accessops->ioctl)(sc->sc_accesscookie, 1078 WSKBDIO_COMPLEXBELL, (void *)ubdp, flag, l)); 1079 1080 case WSKBDIO_SETBELL: 1081 if ((flag & FWRITE) == 0) 1082 return (EACCES); 1083 kbdp = &sc->sc_bell_data; 1084 setbell: 1085 ubdp = (struct wskbd_bell_data *)data; 1086 SETBELL(kbdp, ubdp, kbdp); 1087 return (0); 1088 1089 case WSKBDIO_GETBELL: 1090 kbdp = &sc->sc_bell_data; 1091 getbell: 1092 ubdp = (struct wskbd_bell_data *)data; 1093 SETBELL(ubdp, kbdp, kbdp); 1094 return (0); 1095 1096 case WSKBDIO_SETDEFAULTBELL: 1097 if (p && (error = kauth_authorize_generic(l->l_cred, 1098 KAUTH_GENERIC_ISSUSER, NULL)) != 0) 1099 return (error); 1100 kbdp = &wskbd_default_bell_data; 1101 goto setbell; 1102 1103 1104 case WSKBDIO_GETDEFAULTBELL: 1105 kbdp = &wskbd_default_bell_data; 1106 goto getbell; 1107 1108 #undef SETBELL 1109 1110 #define SETKEYREPEAT(dstp, srcp, dfltp) \ 1111 do { \ 1112 (dstp)->del1 = ((srcp)->which & WSKBD_KEYREPEAT_DODEL1) ? \ 1113 (srcp)->del1 : (dfltp)->del1; \ 1114 (dstp)->delN = ((srcp)->which & WSKBD_KEYREPEAT_DODELN) ? \ 1115 (srcp)->delN : (dfltp)->delN; \ 1116 (dstp)->which = WSKBD_KEYREPEAT_DOALL; \ 1117 } while (0) 1118 1119 case WSKBDIO_SETKEYREPEAT: 1120 if ((flag & FWRITE) == 0) 1121 return (EACCES); 1122 kkdp = &sc->sc_keyrepeat_data; 1123 setkeyrepeat: 1124 ukdp = (struct wskbd_keyrepeat_data *)data; 1125 SETKEYREPEAT(kkdp, ukdp, kkdp); 1126 return (0); 1127 1128 case WSKBDIO_GETKEYREPEAT: 1129 kkdp = &sc->sc_keyrepeat_data; 1130 getkeyrepeat: 1131 ukdp = (struct wskbd_keyrepeat_data *)data; 1132 SETKEYREPEAT(ukdp, kkdp, kkdp); 1133 return (0); 1134 1135 case WSKBDIO_SETDEFAULTKEYREPEAT: 1136 if ((error = kauth_authorize_generic(l->l_cred, 1137 KAUTH_GENERIC_ISSUSER, NULL)) != 0) 1138 return (error); 1139 kkdp = &wskbd_default_keyrepeat_data; 1140 goto setkeyrepeat; 1141 1142 1143 case WSKBDIO_GETDEFAULTKEYREPEAT: 1144 kkdp = &wskbd_default_keyrepeat_data; 1145 goto getkeyrepeat; 1146 1147 #ifdef WSDISPLAY_SCROLLSUPPORT 1148 #define SETSCROLLMOD(dstp, srcp, dfltp) \ 1149 do { \ 1150 (dstp)->mode = ((srcp)->which & WSKBD_SCROLL_DOMODE) ? \ 1151 (srcp)->mode : (dfltp)->mode; \ 1152 (dstp)->modifier = ((srcp)->which & WSKBD_SCROLL_DOMODIFIER) ? \ 1153 (srcp)->modifier : (dfltp)->modifier; \ 1154 (dstp)->which = WSKBD_SCROLL_DOALL; \ 1155 } while (0) 1156 1157 case WSKBDIO_SETSCROLL: 1158 usdp = (struct wskbd_scroll_data *)data; 1159 ksdp = &sc->sc_scroll_data; 1160 SETSCROLLMOD(ksdp, usdp, ksdp); 1161 return (0); 1162 1163 case WSKBDIO_GETSCROLL: 1164 usdp = (struct wskbd_scroll_data *)data; 1165 ksdp = &sc->sc_scroll_data; 1166 SETSCROLLMOD(usdp, ksdp, ksdp); 1167 return (0); 1168 #else 1169 case WSKBDIO_GETSCROLL: 1170 case WSKBDIO_SETSCROLL: 1171 return ENODEV; 1172 #endif 1173 1174 #undef SETKEYREPEAT 1175 1176 case WSKBDIO_SETMAP: 1177 if ((flag & FWRITE) == 0) 1178 return (EACCES); 1179 umdp = (struct wskbd_map_data *)data; 1180 if (umdp->maplen > WSKBDIO_MAXMAPLEN) 1181 return (EINVAL); 1182 1183 len = umdp->maplen*sizeof(struct wscons_keymap); 1184 tbuf = malloc(len, M_TEMP, M_WAITOK); 1185 error = copyin(umdp->map, tbuf, len); 1186 if (error == 0) { 1187 wskbd_init_keymap(umdp->maplen, 1188 &sc->sc_map, &sc->sc_maplen); 1189 memcpy(sc->sc_map, tbuf, len); 1190 /* drop the variant bits handled by the map */ 1191 sc->sc_layout = KB_USER | 1192 (KB_VARIANT(sc->sc_layout) & KB_HANDLEDBYWSKBD); 1193 wskbd_update_layout(sc->id, sc->sc_layout); 1194 } 1195 free(tbuf, M_TEMP); 1196 return(error); 1197 1198 case WSKBDIO_GETMAP: 1199 umdp = (struct wskbd_map_data *)data; 1200 if (umdp->maplen > sc->sc_maplen) 1201 umdp->maplen = sc->sc_maplen; 1202 error = copyout(sc->sc_map, umdp->map, 1203 umdp->maplen*sizeof(struct wscons_keymap)); 1204 return(error); 1205 1206 case WSKBDIO_GETENCODING: 1207 *((kbd_t *) data) = sc->sc_layout; 1208 return(0); 1209 1210 case WSKBDIO_SETENCODING: 1211 if ((flag & FWRITE) == 0) 1212 return (EACCES); 1213 enc = *((kbd_t *)data); 1214 if (KB_ENCODING(enc) == KB_USER) { 1215 /* user map must already be loaded */ 1216 if (KB_ENCODING(sc->sc_layout) != KB_USER) 1217 return (EINVAL); 1218 /* map variants make no sense */ 1219 if (KB_VARIANT(enc) & ~KB_HANDLEDBYWSKBD) 1220 return (EINVAL); 1221 } else { 1222 md = *(sc->id->t_keymap); /* structure assignment */ 1223 md.layout = enc; 1224 error = wskbd_load_keymap(&md, &sc->sc_map, 1225 &sc->sc_maplen); 1226 if (error) 1227 return (error); 1228 } 1229 sc->sc_layout = enc; 1230 wskbd_update_layout(sc->id, enc); 1231 return (0); 1232 1233 case WSKBDIO_SETVERSION: 1234 return wsevent_setversion(sc->sc_base.me_evp, *(int *)data); 1235 } 1236 1237 /* 1238 * Try the keyboard driver for WSKBDIO ioctls. It returns -1 1239 * if it didn't recognize the request, and in turn we return 1240 * -1 if we didn't recognize the request. 1241 */ 1242 /* printf("kbdaccess\n"); */ 1243 error = (*sc->sc_accessops->ioctl)(sc->sc_accesscookie, cmd, data, 1244 flag, l); 1245 #ifdef WSDISPLAY_COMPAT_RAWKBD 1246 if (!error && cmd == WSKBDIO_SETMODE && *(int *)data == WSKBD_RAW) { 1247 int s = spltty(); 1248 sc->id->t_modifiers &= ~(MOD_SHIFT_L | MOD_SHIFT_R 1249 | MOD_CONTROL_L | MOD_CONTROL_R 1250 | MOD_META_L | MOD_META_R 1251 | MOD_COMMAND 1252 | MOD_COMMAND1 | MOD_COMMAND2); 1253 if (sc->sc_repeating) { 1254 sc->sc_repeating = 0; 1255 callout_stop(&sc->sc_repeat_ch); 1256 } 1257 splx(s); 1258 } 1259 #endif 1260 return (error); 1261 } 1262 1263 int 1264 wskbdpoll(dev_t dev, int events, struct lwp *l) 1265 { 1266 struct wskbd_softc *sc = 1267 device_lookup_private(&wskbd_cd, minor(dev)); 1268 1269 if (sc->sc_base.me_evp == NULL) 1270 return (POLLERR); 1271 return (wsevent_poll(sc->sc_base.me_evp, events, l)); 1272 } 1273 1274 int 1275 wskbdkqfilter(dev_t dev, struct knote *kn) 1276 { 1277 struct wskbd_softc *sc = 1278 device_lookup_private(&wskbd_cd, minor(dev)); 1279 1280 if (sc->sc_base.me_evp == NULL) 1281 return (1); 1282 return (wsevent_kqfilter(sc->sc_base.me_evp, kn)); 1283 } 1284 1285 #if NWSDISPLAY > 0 1286 1287 int 1288 wskbd_pickfree(void) 1289 { 1290 int i; 1291 struct wskbd_softc *sc; 1292 1293 for (i = 0; i < wskbd_cd.cd_ndevs; i++) { 1294 sc = device_lookup_private(&wskbd_cd, i); 1295 if (sc == NULL) 1296 continue; 1297 if (sc->sc_base.me_dispdv == NULL) 1298 return (i); 1299 } 1300 return (-1); 1301 } 1302 1303 struct wsevsrc * 1304 wskbd_set_console_display(device_t displaydv, struct wsevsrc *me) 1305 { 1306 struct wskbd_softc *sc = wskbd_console_device; 1307 1308 if (sc == NULL) 1309 return (NULL); 1310 sc->sc_base.me_dispdv = displaydv; 1311 #if NWSMUX > 0 1312 (void)wsmux_attach_sc((struct wsmux_softc *)me, &sc->sc_base); 1313 #endif 1314 return (&sc->sc_base); 1315 } 1316 1317 int 1318 wskbd_set_display(device_t dv, struct wsevsrc *me) 1319 { 1320 struct wskbd_softc *sc = device_private(dv); 1321 device_t displaydv = me != NULL ? me->me_dispdv : NULL; 1322 device_t odisplaydv; 1323 int error; 1324 1325 DPRINTF(("wskbd_set_display: %s me=%p odisp=%p disp=%p cons=%d\n", 1326 device_xname(dv), me, sc->sc_base.me_dispdv, displaydv, 1327 sc->sc_isconsole)); 1328 1329 if (sc->sc_isconsole) 1330 return (EBUSY); 1331 1332 if (displaydv != NULL) { 1333 if (sc->sc_base.me_dispdv != NULL) 1334 return (EBUSY); 1335 } else { 1336 if (sc->sc_base.me_dispdv == NULL) 1337 return (ENXIO); 1338 } 1339 1340 odisplaydv = sc->sc_base.me_dispdv; 1341 sc->sc_base.me_dispdv = NULL; 1342 error = wskbd_enable(sc, displaydv != NULL); 1343 sc->sc_base.me_dispdv = displaydv; 1344 if (error) { 1345 sc->sc_base.me_dispdv = odisplaydv; 1346 return (error); 1347 } 1348 1349 if (displaydv) 1350 aprint_verbose_dev(sc->sc_base.me_dv, "connecting to %s\n", 1351 device_xname(displaydv)); 1352 else 1353 aprint_verbose_dev(sc->sc_base.me_dv, "disconnecting from %s\n", 1354 device_xname(odisplaydv)); 1355 1356 return (0); 1357 } 1358 1359 #endif /* NWSDISPLAY > 0 */ 1360 1361 #if NWSMUX > 0 1362 int 1363 wskbd_add_mux(int unit, struct wsmux_softc *muxsc) 1364 { 1365 struct wskbd_softc *sc = device_lookup_private(&wskbd_cd, unit); 1366 1367 if (sc == NULL) 1368 return (ENXIO); 1369 1370 if (sc->sc_base.me_parent != NULL || sc->sc_base.me_evp != NULL) 1371 return (EBUSY); 1372 1373 return (wsmux_attach_sc(muxsc, &sc->sc_base)); 1374 } 1375 #endif 1376 1377 /* 1378 * Console interface. 1379 */ 1380 int 1381 wskbd_cngetc(dev_t dev) 1382 { 1383 static int num = 0; 1384 static int pos; 1385 u_int type; 1386 int data; 1387 keysym_t ks; 1388 1389 if (!wskbd_console_initted) 1390 return 0; 1391 1392 if (wskbd_console_device != NULL && 1393 !wskbd_console_device->sc_translating) 1394 return 0; 1395 1396 for(;;) { 1397 if (num-- > 0) { 1398 ks = wskbd_console_data.t_symbols[pos++]; 1399 if (KS_GROUP(ks) == KS_GROUP_Ascii) 1400 return (KS_VALUE(ks)); 1401 } else { 1402 (*wskbd_console_data.t_consops->getc) 1403 (wskbd_console_data.t_consaccesscookie, 1404 &type, &data); 1405 if (type == WSCONS_EVENT_ASCII) { 1406 /* 1407 * We assume that when the driver falls back 1408 * to deliver pure ASCII it is in a state that 1409 * it can not track press/release events 1410 * reliable - so we clear all previously 1411 * accumulated modifier state. 1412 */ 1413 wskbd_console_data.t_modifiers = 0; 1414 return(data); 1415 } 1416 num = wskbd_translate(&wskbd_console_data, type, data); 1417 pos = 0; 1418 } 1419 } 1420 } 1421 1422 void 1423 wskbd_cnpollc(dev_t dev, int poll) 1424 { 1425 1426 if (!wskbd_console_initted) 1427 return; 1428 1429 if (wskbd_console_device != NULL && 1430 !wskbd_console_device->sc_translating) 1431 return; 1432 1433 (*wskbd_console_data.t_consops->pollc) 1434 (wskbd_console_data.t_consaccesscookie, poll); 1435 } 1436 1437 void 1438 wskbd_cnbell(dev_t dev, u_int pitch, u_int period, u_int volume) 1439 { 1440 1441 if (!wskbd_console_initted) 1442 return; 1443 1444 if (wskbd_console_data.t_consops->bell != NULL) 1445 (*wskbd_console_data.t_consops->bell) 1446 (wskbd_console_data.t_consaccesscookie, pitch, period, 1447 volume); 1448 } 1449 1450 static inline void 1451 update_leds(struct wskbd_internal *id) 1452 { 1453 int new_state; 1454 1455 new_state = 0; 1456 if (id->t_modifiers & (MOD_SHIFTLOCK | MOD_CAPSLOCK)) 1457 new_state |= WSKBD_LED_CAPS; 1458 if (id->t_modifiers & MOD_NUMLOCK) 1459 new_state |= WSKBD_LED_NUM; 1460 if (id->t_modifiers & MOD_COMPOSE) 1461 new_state |= WSKBD_LED_COMPOSE; 1462 if (id->t_modifiers & MOD_HOLDSCREEN) 1463 new_state |= WSKBD_LED_SCROLL; 1464 1465 if (id->t_sc && new_state != id->t_sc->sc_ledstate) { 1466 (*id->t_sc->sc_accessops->set_leds) 1467 (id->t_sc->sc_accesscookie, new_state); 1468 id->t_sc->sc_ledstate = new_state; 1469 } 1470 } 1471 1472 static inline void 1473 update_modifier(struct wskbd_internal *id, u_int type, int toggle, int mask) 1474 { 1475 if (toggle) { 1476 if (type == WSCONS_EVENT_KEY_DOWN) 1477 id->t_modifiers ^= mask; 1478 } else { 1479 if (type == WSCONS_EVENT_KEY_DOWN) 1480 id->t_modifiers |= mask; 1481 else 1482 id->t_modifiers &= ~mask; 1483 } 1484 } 1485 1486 #if NWSDISPLAY > 0 1487 static void 1488 change_displayparam(struct wskbd_softc *sc, int param, int updown, 1489 int wraparound) 1490 { 1491 int res; 1492 struct wsdisplay_param dp; 1493 1494 dp.param = param; 1495 res = wsdisplay_param(sc->sc_base.me_dispdv, WSDISPLAYIO_GETPARAM, &dp); 1496 1497 if (res == EINVAL) 1498 return; /* no such parameter */ 1499 1500 dp.curval += updown; 1501 if (dp.max < dp.curval) 1502 dp.curval = wraparound ? dp.min : dp.max; 1503 else 1504 if (dp.curval < dp.min) 1505 dp.curval = wraparound ? dp.max : dp.min; 1506 wsdisplay_param(sc->sc_base.me_dispdv, WSDISPLAYIO_SETPARAM, &dp); 1507 } 1508 #endif 1509 1510 static int 1511 internal_command(struct wskbd_softc *sc, u_int *type, keysym_t ksym, 1512 keysym_t ksym2) 1513 { 1514 #ifdef WSDISPLAY_SCROLLSUPPORT 1515 u_int state = 0; 1516 #endif 1517 switch (ksym) { 1518 case KS_Cmd_VolumeToggle: 1519 if (*type == WSCONS_EVENT_KEY_DOWN) 1520 pmf_event_inject(NULL, PMFE_AUDIO_VOLUME_TOGGLE); 1521 break; 1522 case KS_Cmd_VolumeUp: 1523 if (*type == WSCONS_EVENT_KEY_DOWN) 1524 pmf_event_inject(NULL, PMFE_AUDIO_VOLUME_UP); 1525 break; 1526 case KS_Cmd_VolumeDown: 1527 if (*type == WSCONS_EVENT_KEY_DOWN) 1528 pmf_event_inject(NULL, PMFE_AUDIO_VOLUME_DOWN); 1529 break; 1530 #ifdef WSDISPLAY_SCROLLSUPPORT 1531 case KS_Cmd_ScrollFastUp: 1532 case KS_Cmd_ScrollFastDown: 1533 if (*type == WSCONS_EVENT_KEY_DOWN) { 1534 GETMODSTATE(sc->id->t_modifiers, state); 1535 if ((sc->sc_scroll_data.mode == WSKBD_SCROLL_MODE_HOLD 1536 && MOD_ONESET(sc->id, MOD_HOLDSCREEN)) 1537 || (sc->sc_scroll_data.mode == WSKBD_SCROLL_MODE_NORMAL 1538 && sc->sc_scroll_data.modifier == state)) { 1539 update_modifier(sc->id, *type, 0, MOD_COMMAND); 1540 wsdisplay_scroll(sc->sc_base.me_dispdv, 1541 (ksym == KS_Cmd_ScrollFastUp) ? 1542 WSDISPLAY_SCROLL_BACKWARD : 1543 WSDISPLAY_SCROLL_FORWARD); 1544 return (1); 1545 } else { 1546 return (0); 1547 } 1548 } 1549 1550 case KS_Cmd_ScrollSlowUp: 1551 case KS_Cmd_ScrollSlowDown: 1552 if (*type == WSCONS_EVENT_KEY_DOWN) { 1553 GETMODSTATE(sc->id->t_modifiers, state); 1554 if ((sc->sc_scroll_data.mode == WSKBD_SCROLL_MODE_HOLD 1555 && MOD_ONESET(sc->id, MOD_HOLDSCREEN)) 1556 || (sc->sc_scroll_data.mode == WSKBD_SCROLL_MODE_NORMAL 1557 && sc->sc_scroll_data.modifier == state)) { 1558 update_modifier(sc->id, *type, 0, MOD_COMMAND); 1559 wsdisplay_scroll(sc->sc_base.me_dispdv, 1560 (ksym == KS_Cmd_ScrollSlowUp) ? 1561 WSDISPLAY_SCROLL_BACKWARD | WSDISPLAY_SCROLL_LOW: 1562 WSDISPLAY_SCROLL_FORWARD | WSDISPLAY_SCROLL_LOW); 1563 return (1); 1564 } else { 1565 return (0); 1566 } 1567 } 1568 #endif 1569 1570 case KS_Cmd: 1571 update_modifier(sc->id, *type, 0, MOD_COMMAND); 1572 ksym = ksym2; 1573 break; 1574 1575 case KS_Cmd1: 1576 update_modifier(sc->id, *type, 0, MOD_COMMAND1); 1577 break; 1578 1579 case KS_Cmd2: 1580 update_modifier(sc->id, *type, 0, MOD_COMMAND2); 1581 break; 1582 } 1583 1584 if (*type != WSCONS_EVENT_KEY_DOWN || 1585 (! MOD_ONESET(sc->id, MOD_COMMAND) && 1586 ! MOD_ALLSET(sc->id, MOD_COMMAND1 | MOD_COMMAND2))) 1587 return (0); 1588 1589 #if defined(DDB) || defined(KGDB) 1590 if (ksym == KS_Cmd_Debugger) { 1591 if (sc->sc_isconsole) { 1592 #ifdef DDB 1593 console_debugger(); 1594 #endif 1595 #ifdef KGDB 1596 kgdb_connect(1); 1597 #endif 1598 } 1599 /* discard this key (ddb discarded command modifiers) */ 1600 *type = WSCONS_EVENT_KEY_UP; 1601 return (1); 1602 } 1603 #endif 1604 1605 #if NWSDISPLAY > 0 1606 if (sc->sc_base.me_dispdv == NULL) 1607 return (0); 1608 1609 switch (ksym) { 1610 case KS_Cmd_Screen0: 1611 case KS_Cmd_Screen1: 1612 case KS_Cmd_Screen2: 1613 case KS_Cmd_Screen3: 1614 case KS_Cmd_Screen4: 1615 case KS_Cmd_Screen5: 1616 case KS_Cmd_Screen6: 1617 case KS_Cmd_Screen7: 1618 case KS_Cmd_Screen8: 1619 case KS_Cmd_Screen9: 1620 wsdisplay_switch(sc->sc_base.me_dispdv, ksym - KS_Cmd_Screen0, 0); 1621 return (1); 1622 case KS_Cmd_ResetEmul: 1623 wsdisplay_reset(sc->sc_base.me_dispdv, WSDISPLAY_RESETEMUL); 1624 return (1); 1625 case KS_Cmd_ResetClose: 1626 wsdisplay_reset(sc->sc_base.me_dispdv, WSDISPLAY_RESETCLOSE); 1627 return (1); 1628 case KS_Cmd_BacklightOn: 1629 case KS_Cmd_BacklightOff: 1630 case KS_Cmd_BacklightToggle: 1631 change_displayparam(sc, WSDISPLAYIO_PARAM_BACKLIGHT, 1632 ksym == KS_Cmd_BacklightOff ? -1 : 1, 1633 ksym == KS_Cmd_BacklightToggle ? 1 : 0); 1634 return (1); 1635 case KS_Cmd_BrightnessUp: 1636 case KS_Cmd_BrightnessDown: 1637 case KS_Cmd_BrightnessRotate: 1638 change_displayparam(sc, WSDISPLAYIO_PARAM_BRIGHTNESS, 1639 ksym == KS_Cmd_BrightnessDown ? -1 : 1, 1640 ksym == KS_Cmd_BrightnessRotate ? 1 : 0); 1641 return (1); 1642 case KS_Cmd_ContrastUp: 1643 case KS_Cmd_ContrastDown: 1644 case KS_Cmd_ContrastRotate: 1645 change_displayparam(sc, WSDISPLAYIO_PARAM_CONTRAST, 1646 ksym == KS_Cmd_ContrastDown ? -1 : 1, 1647 ksym == KS_Cmd_ContrastRotate ? 1 : 0); 1648 return (1); 1649 } 1650 #endif 1651 1652 return (0); 1653 } 1654 1655 device_t 1656 wskbd_hotkey_register(device_t self, void *cookie, wskbd_hotkey_plugin *hotkey) 1657 { 1658 struct wskbd_softc *sc = device_private(self); 1659 1660 sc->sc_hotkey = hotkey; 1661 sc->sc_hotkeycookie = cookie; 1662 return sc->sc_base.me_dv; 1663 } 1664 1665 static int 1666 wskbd_translate(struct wskbd_internal *id, u_int type, int value) 1667 { 1668 struct wskbd_softc *sc = id->t_sc; 1669 keysym_t ksym, res, *group; 1670 struct wscons_keymap kpbuf, *kp; 1671 int iscommand = 0; 1672 int ishotkey = 0; 1673 1674 if (type == WSCONS_EVENT_ALL_KEYS_UP) { 1675 id->t_modifiers &= ~(MOD_SHIFT_L | MOD_SHIFT_R 1676 | MOD_CONTROL_L | MOD_CONTROL_R 1677 | MOD_META_L | MOD_META_R 1678 | MOD_MODESHIFT 1679 | MOD_COMMAND | MOD_COMMAND1 | MOD_COMMAND2); 1680 update_leds(id); 1681 return (0); 1682 } 1683 1684 if (sc != NULL) { 1685 if (sc->sc_hotkey != NULL) 1686 ishotkey = sc->sc_hotkey(sc, sc->sc_hotkeycookie, 1687 type, value); 1688 if (ishotkey) 1689 return 0; 1690 1691 if (value < 0 || value >= sc->sc_maplen) { 1692 #ifdef DEBUG 1693 printf("%s: keycode %d out of range\n", 1694 __func__, value); 1695 #endif 1696 return (0); 1697 } 1698 kp = sc->sc_map + value; 1699 } else { 1700 kp = &kpbuf; 1701 wskbd_get_mapentry(id->t_keymap, value, kp); 1702 } 1703 1704 /* if this key has a command, process it first */ 1705 if (sc != NULL && kp->command != KS_voidSymbol) 1706 iscommand = internal_command(sc, &type, kp->command, 1707 kp->group1[0]); 1708 1709 /* Now update modifiers */ 1710 switch (kp->group1[0]) { 1711 case KS_Shift_L: 1712 update_modifier(id, type, 0, MOD_SHIFT_L); 1713 break; 1714 1715 case KS_Shift_R: 1716 update_modifier(id, type, 0, MOD_SHIFT_R); 1717 break; 1718 1719 case KS_Shift_Lock: 1720 update_modifier(id, type, 1, MOD_SHIFTLOCK); 1721 break; 1722 1723 case KS_Caps_Lock: 1724 update_modifier(id, type, 1, MOD_CAPSLOCK); 1725 break; 1726 1727 case KS_Control_L: 1728 update_modifier(id, type, 0, MOD_CONTROL_L); 1729 break; 1730 1731 case KS_Control_R: 1732 update_modifier(id, type, 0, MOD_CONTROL_R); 1733 break; 1734 1735 case KS_Alt_L: 1736 update_modifier(id, type, 0, MOD_META_L); 1737 break; 1738 1739 case KS_Alt_R: 1740 update_modifier(id, type, 0, MOD_META_R); 1741 break; 1742 1743 case KS_Mode_switch: 1744 update_modifier(id, type, 0, MOD_MODESHIFT); 1745 break; 1746 1747 case KS_Num_Lock: 1748 update_modifier(id, type, 1, MOD_NUMLOCK); 1749 break; 1750 1751 #if NWSDISPLAY > 0 1752 case KS_Hold_Screen: 1753 if (sc != NULL) { 1754 update_modifier(id, type, 1, MOD_HOLDSCREEN); 1755 wskbd_holdscreen(sc, id->t_modifiers & MOD_HOLDSCREEN); 1756 } 1757 break; 1758 #endif 1759 } 1760 1761 /* If this is a key release or we are in command mode, we are done */ 1762 if (type != WSCONS_EVENT_KEY_DOWN || iscommand) { 1763 update_leds(id); 1764 return (0); 1765 } 1766 1767 /* Get the keysym */ 1768 if (id->t_modifiers & MOD_MODESHIFT) 1769 group = & kp->group2[0]; 1770 else 1771 group = & kp->group1[0]; 1772 1773 if ((id->t_modifiers & MOD_NUMLOCK) != 0 && 1774 KS_GROUP(group[1]) == KS_GROUP_Keypad) { 1775 if (MOD_ONESET(id, MOD_ANYSHIFT)) 1776 ksym = group[0]; 1777 else 1778 ksym = group[1]; 1779 } else if (! MOD_ONESET(id, MOD_ANYSHIFT | MOD_CAPSLOCK)) { 1780 ksym = group[0]; 1781 } else if (MOD_ONESET(id, MOD_CAPSLOCK)) { 1782 if (! MOD_ONESET(id, MOD_SHIFT_L | MOD_SHIFT_R)) 1783 ksym = group[0]; 1784 else 1785 ksym = group[1]; 1786 if (ksym >= KS_a && ksym <= KS_z) 1787 ksym += KS_A - KS_a; 1788 else if (ksym >= KS_agrave && ksym <= KS_thorn && 1789 ksym != KS_division) 1790 ksym += KS_Agrave - KS_agrave; 1791 } else if (MOD_ONESET(id, MOD_ANYSHIFT)) { 1792 ksym = group[1]; 1793 } else { 1794 ksym = group[0]; 1795 } 1796 1797 /* Process compose sequence and dead accents */ 1798 res = KS_voidSymbol; 1799 1800 switch (KS_GROUP(ksym)) { 1801 case KS_GROUP_Ascii: 1802 case KS_GROUP_Keypad: 1803 case KS_GROUP_Function: 1804 res = ksym; 1805 break; 1806 1807 case KS_GROUP_Mod: 1808 if (ksym == KS_Multi_key) { 1809 update_modifier(id, 1, 0, MOD_COMPOSE); 1810 id->t_composelen = 2; 1811 } 1812 break; 1813 1814 case KS_GROUP_Dead: 1815 if (id->t_composelen == 0) { 1816 update_modifier(id, 1, 0, MOD_COMPOSE); 1817 id->t_composelen = 1; 1818 id->t_composebuf[0] = ksym; 1819 } else 1820 res = ksym; 1821 break; 1822 } 1823 1824 if (res == KS_voidSymbol) { 1825 update_leds(id); 1826 return (0); 1827 } 1828 1829 if (id->t_composelen > 0) { 1830 id->t_composebuf[2 - id->t_composelen] = res; 1831 if (--id->t_composelen == 0) { 1832 res = wskbd_compose_value(id->t_composebuf); 1833 update_modifier(id, 0, 0, MOD_COMPOSE); 1834 } else { 1835 return (0); 1836 } 1837 } 1838 1839 update_leds(id); 1840 1841 /* We are done, return the symbol */ 1842 if (KS_GROUP(res) == KS_GROUP_Ascii) { 1843 if (MOD_ONESET(id, MOD_ANYCONTROL)) { 1844 if ((res >= KS_at && res <= KS_z) || res == KS_space) 1845 res = res & 0x1f; 1846 else if (res == KS_2) 1847 res = 0x00; 1848 else if (res >= KS_3 && res <= KS_7) 1849 res = KS_Escape + (res - KS_3); 1850 else if (res == KS_8) 1851 res = KS_Delete; 1852 } 1853 if (MOD_ONESET(id, MOD_ANYMETA)) { 1854 if (id->t_flags & WSKFL_METAESC) { 1855 id->t_symbols[0] = KS_Escape; 1856 id->t_symbols[1] = res; 1857 return (2); 1858 } else 1859 res |= 0x80; 1860 } 1861 } 1862 1863 id->t_symbols[0] = res; 1864 return (1); 1865 } 1866
Indexes created Tue Sep 30 20:09:53 GMT 2025