1 /* $NetBSD: wskbd.c,v 1.146 2025/04/07 11:25:42 hans 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 1.146 2025/04/07 11:25:42 hans Exp $"); 109 110 #ifdef _KERNEL_OPT 111 #include "opt_ddb.h" 112 #include "opt_kgdb.h" 113 #include "opt_wsdisplay_compat.h" 114 #endif 115 116 #include "wsdisplay.h" 117 #include "wskbd.h" 118 #include "wsmux.h" 119 120 #include <sys/param.h> 121 #include <sys/conf.h> 122 #include <sys/device.h> 123 #include <sys/ioctl.h> 124 #include <sys/poll.h> 125 #include <sys/kernel.h> 126 #include <sys/proc.h> 127 #include <sys/syslog.h> 128 #include <sys/systm.h> 129 #include <sys/callout.h> 130 #include <sys/malloc.h> 131 #include <sys/tty.h> 132 #include <sys/signalvar.h> 133 #include <sys/errno.h> 134 #include <sys/fcntl.h> 135 #include <sys/vnode.h> 136 #include <sys/kauth.h> 137 138 #include <dev/wscons/wsconsio.h> 139 #include <dev/wscons/wskbdvar.h> 140 #include <dev/wscons/wsksymdef.h> 141 #include <dev/wscons/wsksymvar.h> 142 #include <dev/wscons/wsdisplayvar.h> 143 #include <dev/wscons/wseventvar.h> 144 #include <dev/wscons/wscons_callbacks.h> 145 #include <dev/wscons/wsbelldata.h> 146 #include <dev/wscons/wsmuxvar.h> 147 148 #ifdef KGDB 149 #include <sys/kgdb.h> 150 #endif 151 152 #include "ioconf.h" 153 154 #ifdef WSKBD_DEBUG 155 #define DPRINTF(x) if (wskbddebug) printf x 156 int wskbddebug = 0; 157 #else 158 #define DPRINTF(x) 159 #endif 160 161 struct wskbd_internal { 162 const struct wskbd_mapdata *t_keymap; 163 164 const struct wskbd_consops *t_consops; 165 void *t_consaccesscookie; 166 167 int t_modifiers; 168 int t_composelen; /* remaining entries in t_composebuf */ 169 keysym_t t_composebuf[2]; 170 171 int t_flags; 172 #define WSKFL_METAESC 1 173 174 #define MAXKEYSYMSPERKEY 2 /* ESC <key> at max */ 175 keysym_t t_symbols[MAXKEYSYMSPERKEY]; 176 177 struct wskbd_softc *t_sc; /* back pointer */ 178 }; 179 180 struct wskbd_softc { 181 struct wsevsrc sc_base; 182 183 struct wskbd_internal *id; 184 185 const struct wskbd_accessops *sc_accessops; 186 void *sc_accesscookie; 187 188 int sc_ledstate; 189 190 int sc_isconsole; 191 192 struct wskbd_bell_data sc_bell_data; 193 struct wskbd_keyrepeat_data sc_keyrepeat_data; 194 #ifdef WSDISPLAY_SCROLLSUPPORT 195 struct wskbd_scroll_data sc_scroll_data; 196 #endif 197 198 int sc_repeating; /* we've called timeout() */ 199 callout_t sc_repeat_ch; 200 u_int sc_repeat_type; 201 int sc_repeat_value; 202 203 int sc_translating; /* xlate to chars for emulation */ 204 205 int sc_maplen; /* number of entries in sc_map */ 206 struct wscons_keymap *sc_map; /* current translation map */ 207 kbd_t sc_layout; /* current layout */ 208 209 int sc_refcnt; 210 u_char sc_dying; /* device is being detached */ 211 212 wskbd_hotkey_plugin *sc_hotkey; 213 void *sc_hotkeycookie; 214 215 /* optional table to translate scancodes in event mode */ 216 int sc_evtrans_len; 217 keysym_t *sc_evtrans; 218 }; 219 220 #define MOD_SHIFT_L (1 << 0) 221 #define MOD_SHIFT_R (1 << 1) 222 #define MOD_SHIFTLOCK (1 << 2) 223 #define MOD_CAPSLOCK (1 << 3) 224 #define MOD_CONTROL_L (1 << 4) 225 #define MOD_CONTROL_R (1 << 5) 226 #define MOD_META_L (1 << 6) 227 #define MOD_META_R (1 << 7) 228 #define MOD_MODESHIFT (1 << 8) 229 #define MOD_NUMLOCK (1 << 9) 230 #define MOD_COMPOSE (1 << 10) 231 #define MOD_HOLDSCREEN (1 << 11) 232 #define MOD_COMMAND (1 << 12) 233 #define MOD_COMMAND1 (1 << 13) 234 #define MOD_COMMAND2 (1 << 14) 235 236 #define MOD_ANYSHIFT (MOD_SHIFT_L | MOD_SHIFT_R | MOD_SHIFTLOCK) 237 #define MOD_ANYCONTROL (MOD_CONTROL_L | MOD_CONTROL_R) 238 #define MOD_ANYMETA (MOD_META_L | MOD_META_R) 239 240 #define MOD_ONESET(id, mask) (((id)->t_modifiers & (mask)) != 0) 241 #define MOD_ALLSET(id, mask) (((id)->t_modifiers & (mask)) == (mask)) 242 243 #define GETMODSTATE(src, dst) \ 244 do { \ 245 dst |= (src & MOD_SHIFT_L) ? MOD_SHIFT_L : 0; \ 246 dst |= (src & MOD_SHIFT_R) ? MOD_SHIFT_R : 0; \ 247 dst |= (src & MOD_CONTROL_L) ? MOD_CONTROL_L : 0; \ 248 dst |= (src & MOD_CONTROL_R) ? MOD_CONTROL_R : 0; \ 249 dst |= (src & MOD_META_L) ? MOD_META_L : 0; \ 250 dst |= (src & MOD_META_R) ? MOD_META_R : 0; \ 251 } while (0) 252 253 static int wskbd_match(device_t, cfdata_t, void *); 254 static void wskbd_attach(device_t, device_t, void *); 255 static int wskbd_detach(device_t, int); 256 static int wskbd_activate(device_t, enum devact); 257 258 static int wskbd_displayioctl(device_t, u_long, void *, int, 259 struct lwp *); 260 #if NWSDISPLAY > 0 261 static int wskbd_set_display(device_t, struct wsevsrc *); 262 #else 263 #define wskbd_set_display NULL 264 #endif 265 266 static inline void update_leds(struct wskbd_internal *); 267 static inline void update_modifier(struct wskbd_internal *, u_int, int, int); 268 static int internal_command(struct wskbd_softc *, u_int *, keysym_t, keysym_t); 269 static int wskbd_translate(struct wskbd_internal *, u_int, int); 270 static int wskbd_enable(struct wskbd_softc *, int); 271 #if NWSDISPLAY > 0 272 static void change_displayparam(struct wskbd_softc *, int, int, int); 273 static void wskbd_holdscreen(struct wskbd_softc *, int); 274 #endif 275 276 static int wskbd_do_ioctl_sc(struct wskbd_softc *, u_long, void *, int, 277 struct lwp *); 278 static void wskbd_deliver_event(struct wskbd_softc *sc, u_int type, int value); 279 280 #if NWSMUX > 0 281 static int wskbd_mux_open(struct wsevsrc *, struct wseventvar *); 282 static int wskbd_mux_close(struct wsevsrc *); 283 #else 284 #define wskbd_mux_open NULL 285 #define wskbd_mux_close NULL 286 #endif 287 288 static int wskbd_do_open(struct wskbd_softc *, struct wseventvar *); 289 static int wskbd_do_ioctl(device_t, u_long, void *, int, struct lwp *); 290 291 CFATTACH_DECL_NEW(wskbd, sizeof (struct wskbd_softc), 292 wskbd_match, wskbd_attach, wskbd_detach, wskbd_activate); 293 294 dev_type_open(wskbdopen); 295 dev_type_close(wskbdclose); 296 dev_type_read(wskbdread); 297 dev_type_ioctl(wskbdioctl); 298 dev_type_poll(wskbdpoll); 299 dev_type_kqfilter(wskbdkqfilter); 300 301 const struct cdevsw wskbd_cdevsw = { 302 .d_open = wskbdopen, 303 .d_close = wskbdclose, 304 .d_read = wskbdread, 305 .d_write = nowrite, 306 .d_ioctl = wskbdioctl, 307 .d_stop = nostop, 308 .d_tty = notty, 309 .d_poll = wskbdpoll, 310 .d_mmap = nommap, 311 .d_kqfilter = wskbdkqfilter, 312 .d_discard = nodiscard, 313 .d_flag = D_OTHER 314 }; 315 316 #ifdef WSDISPLAY_SCROLLSUPPORT 317 struct wskbd_scroll_data wskbd_default_scroll_data = { 318 WSKBD_SCROLL_DOALL, 319 WSKBD_SCROLL_MODE_NORMAL, 320 #ifdef WSDISPLAY_SCROLLCOMBO 321 WSDISPLAY_SCROLLCOMBO, 322 #else 323 MOD_SHIFT_L, 324 #endif 325 }; 326 #endif 327 328 #ifndef WSKBD_DEFAULT_KEYREPEAT_DEL1 329 #define WSKBD_DEFAULT_KEYREPEAT_DEL1 400 /* 400ms to start repeating */ 330 #endif 331 #ifndef WSKBD_DEFAULT_KEYREPEAT_DELN 332 #define WSKBD_DEFAULT_KEYREPEAT_DELN 100 /* 100ms to between repeats */ 333 #endif 334 335 struct wskbd_keyrepeat_data wskbd_default_keyrepeat_data = { 336 WSKBD_KEYREPEAT_DOALL, 337 WSKBD_DEFAULT_KEYREPEAT_DEL1, 338 WSKBD_DEFAULT_KEYREPEAT_DELN, 339 }; 340 341 #if NWSDISPLAY > 0 || NWSMUX > 0 342 struct wssrcops wskbd_srcops = { 343 WSMUX_KBD, 344 wskbd_mux_open, wskbd_mux_close, wskbd_do_ioctl, 345 wskbd_displayioctl, wskbd_set_display 346 }; 347 #endif 348 349 static bool wskbd_suspend(device_t dv, const pmf_qual_t *); 350 static void wskbd_repeat(void *v); 351 352 static int wskbd_console_initted; 353 static struct wskbd_softc *wskbd_console_device; 354 static struct wskbd_internal wskbd_console_data; 355 356 static void wskbd_update_layout(struct wskbd_internal *, kbd_t); 357 358 static void 359 wskbd_update_layout(struct wskbd_internal *id, kbd_t enc) 360 { 361 362 if (enc & KB_METAESC) 363 id->t_flags |= WSKFL_METAESC; 364 else 365 id->t_flags &= ~WSKFL_METAESC; 366 } 367 368 /* 369 * Print function (for parent devices). 370 */ 371 int 372 wskbddevprint(void *aux, const char *pnp) 373 { 374 #if 0 375 struct wskbddev_attach_args *ap = aux; 376 #endif 377 378 if (pnp) 379 aprint_normal("wskbd at %s", pnp); 380 #if 0 381 aprint_normal(" console %d", ap->console); 382 #endif 383 384 return (UNCONF); 385 } 386 387 int 388 wskbd_match(device_t parent, cfdata_t match, void *aux) 389 { 390 struct wskbddev_attach_args *ap = aux; 391 392 if (match->wskbddevcf_console != WSKBDDEVCF_CONSOLE_UNK) { 393 /* 394 * If console-ness of device specified, either match 395 * exactly (at high priority), or fail. 396 */ 397 if (match->wskbddevcf_console != 0 && ap->console != 0) 398 return (10); 399 else 400 return (0); 401 } 402 403 /* If console-ness unspecified, it wins. */ 404 return (1); 405 } 406 407 void 408 wskbd_attach(device_t parent, device_t self, void *aux) 409 { 410 struct wskbd_softc *sc = device_private(self); 411 struct wskbddev_attach_args *ap = aux; 412 #if NWSMUX > 0 413 int mux, error; 414 #endif 415 416 sc->sc_base.me_dv = self; 417 sc->sc_isconsole = ap->console; 418 sc->sc_hotkey = NULL; 419 sc->sc_hotkeycookie = NULL; 420 sc->sc_evtrans_len = 0; 421 sc->sc_evtrans = 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, const pmf_qual_t *qual) 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_halt(&sc->sc_repeat_ch, NULL); 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 || evar->q == NULL) { 736 DPRINTF(("wskbd_input: not open\n")); 737 return; 738 } 739 740 event.type = type; 741 event.value = 0; 742 DPRINTF(("%d ->", value)); 743 if (sc->sc_evtrans_len > 0) { 744 if (sc->sc_evtrans_len > value) { 745 DPRINTF(("%d", sc->sc_evtrans[value])); 746 event.value = sc->sc_evtrans[value]; 747 } 748 } else { 749 event.value = value; 750 } 751 DPRINTF(("\n")); 752 if (wsevent_inject(evar, &event, 1) != 0) 753 log(LOG_WARNING, "%s: event queue overflow\n", 754 device_xname(sc->sc_base.me_dv)); 755 } 756 757 #ifdef WSDISPLAY_COMPAT_RAWKBD 758 void 759 wskbd_rawinput(device_t dev, u_char *tbuf, int len) 760 { 761 #if NWSDISPLAY > 0 762 struct wskbd_softc *sc = device_private(dev); 763 int i; 764 765 if (sc->sc_base.me_dispdv != NULL) 766 for (i = 0; i < len; i++) 767 wsdisplay_kbdinput(sc->sc_base.me_dispdv, tbuf[i]); 768 /* this is KS_GROUP_Plain */ 769 #endif 770 } 771 #endif /* WSDISPLAY_COMPAT_RAWKBD */ 772 773 #if NWSDISPLAY > 0 774 static void 775 wskbd_holdscreen(struct wskbd_softc *sc, int hold) 776 { 777 int new_state; 778 779 if (sc->sc_base.me_dispdv != NULL) { 780 wsdisplay_kbdholdscreen(sc->sc_base.me_dispdv, hold); 781 new_state = sc->sc_ledstate; 782 if (hold) { 783 #ifdef WSDISPLAY_SCROLLSUPPORT 784 sc->sc_scroll_data.mode = WSKBD_SCROLL_MODE_HOLD; 785 #endif 786 new_state |= WSKBD_LED_SCROLL; 787 } else { 788 #ifdef WSDISPLAY_SCROLLSUPPORT 789 sc->sc_scroll_data.mode = WSKBD_SCROLL_MODE_NORMAL; 790 #endif 791 new_state &= ~WSKBD_LED_SCROLL; 792 } 793 if (new_state != sc->sc_ledstate) { 794 (*sc->sc_accessops->set_leds)(sc->sc_accesscookie, 795 new_state); 796 sc->sc_ledstate = new_state; 797 #ifdef WSDISPLAY_SCROLLSUPPORT 798 if (!hold) 799 wsdisplay_scroll(sc->sc_base.me_dispdv, 800 WSDISPLAY_SCROLL_RESET); 801 #endif 802 } 803 } 804 } 805 #endif 806 807 static int 808 wskbd_enable(struct wskbd_softc *sc, int on) 809 { 810 int error; 811 812 #if 0 813 /* I don't understand the purpose of this code. And it seems to 814 * break things, so it's out. -- Lennart 815 */ 816 if (!on && (!sc->sc_translating 817 #if NWSDISPLAY > 0 818 || sc->sc_base.me_dispdv 819 #endif 820 )) 821 return (EBUSY); 822 #endif 823 #if NWSDISPLAY > 0 824 if (sc->sc_base.me_dispdv != NULL) 825 return (0); 826 #endif 827 828 /* Always cancel auto repeat when fiddling with the kbd. */ 829 if (sc->sc_repeating) { 830 sc->sc_repeating = 0; 831 callout_stop(&sc->sc_repeat_ch); 832 } 833 834 error = (*sc->sc_accessops->enable)(sc->sc_accesscookie, on); 835 DPRINTF(("wskbd_enable: sc=%p on=%d res=%d\n", sc, on, error)); 836 return (error); 837 } 838 839 #if NWSMUX > 0 840 int 841 wskbd_mux_open(struct wsevsrc *me, struct wseventvar *evp) 842 { 843 struct wskbd_softc *sc = (struct wskbd_softc *)me; 844 845 if (sc->sc_dying) 846 return (EIO); 847 848 if (sc->sc_base.me_evp != NULL) 849 return (EBUSY); 850 851 return (wskbd_do_open(sc, evp)); 852 } 853 #endif 854 855 int 856 wskbdopen(dev_t dev, int flags, int mode, struct lwp *l) 857 { 858 struct wskbd_softc *sc = device_lookup_private(&wskbd_cd, minor(dev)); 859 struct wseventvar *evar; 860 int error; 861 862 if (sc == NULL) 863 return (ENXIO); 864 865 #if NWSMUX > 0 866 DPRINTF(("wskbdopen: %s mux=%p l=%p\n", 867 device_xname(sc->sc_base.me_dv), sc->sc_base.me_parent, l)); 868 #endif 869 870 if (sc->sc_dying) 871 return (EIO); 872 873 if ((flags & (FREAD | FWRITE)) == FWRITE) 874 /* Not opening for read, only ioctl is available. */ 875 return (0); 876 877 #if NWSMUX > 0 878 if (sc->sc_base.me_parent != NULL) { 879 /* Grab the keyboard out of the greedy hands of the mux. */ 880 DPRINTF(("wskbdopen: detach\n")); 881 wsmux_detach_sc(&sc->sc_base); 882 } 883 #endif 884 885 if (sc->sc_base.me_evp != NULL) 886 return (EBUSY); 887 888 evar = &sc->sc_base.me_evar; 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 NWSMUX > 0 919 DPRINTF(("wskbdclose: %s mux=%p p=%p\n", device_xname(sc->sc_base.me_dv), 920 sc->sc_base.me_parent, l)); 921 #endif 922 923 if (evar == NULL) { 924 /* not open for read */ 925 return (0); 926 } 927 928 sc->sc_base.me_evp = NULL; 929 sc->sc_translating = 1; 930 (void)wskbd_enable(sc, 0); 931 wsevent_fini(evar); 932 933 return (0); 934 } 935 936 #if NWSMUX > 0 937 int 938 wskbd_mux_close(struct wsevsrc *me) 939 { 940 struct wskbd_softc *sc = (struct wskbd_softc *)me; 941 942 sc->sc_base.me_evp = NULL; 943 sc->sc_translating = 1; 944 (void)wskbd_enable(sc, 0); 945 946 return (0); 947 } 948 #endif 949 950 int 951 wskbdread(dev_t dev, struct uio *uio, int flags) 952 { 953 struct wskbd_softc *sc = 954 device_lookup_private(&wskbd_cd, minor(dev)); 955 int error; 956 957 if (sc->sc_dying) 958 return (EIO); 959 960 KASSERTMSG(sc->sc_base.me_evp != NULL, "wskbdread: evp == NULL\n"); 961 962 sc->sc_refcnt++; 963 error = wsevent_read(sc->sc_base.me_evp, uio, flags); 964 if (--sc->sc_refcnt < 0) { 965 wakeup(sc); 966 error = EIO; 967 } 968 return (error); 969 } 970 971 int 972 wskbdioctl(dev_t dev, u_long cmd, void *data, int flag, struct lwp *l) 973 { 974 return (wskbd_do_ioctl(device_lookup(&wskbd_cd, minor(dev)), 975 cmd, data, flag,l)); 976 } 977 978 /* A wrapper around the ioctl() workhorse to make reference counting easy. */ 979 int 980 wskbd_do_ioctl(device_t dv, u_long cmd, void *data, int flag, 981 struct lwp *l) 982 { 983 struct wskbd_softc *sc = device_private(dv); 984 int error; 985 986 sc->sc_refcnt++; 987 error = wskbd_do_ioctl_sc(sc, cmd, data, flag, l); 988 if (--sc->sc_refcnt < 0) 989 wakeup(sc); 990 return (error); 991 } 992 993 int 994 wskbd_do_ioctl_sc(struct wskbd_softc *sc, u_long cmd, void *data, int flag, 995 struct lwp *l) 996 { 997 998 /* 999 * Try the generic ioctls that the wskbd interface supports. 1000 */ 1001 switch (cmd) { 1002 case FIONBIO: /* we will remove this someday (soon???) */ 1003 return (0); 1004 1005 case FIOASYNC: 1006 if (sc->sc_base.me_evp == NULL) 1007 return (EINVAL); 1008 sc->sc_base.me_evp->async = *(int *)data != 0; 1009 return (0); 1010 1011 case FIOSETOWN: 1012 if (sc->sc_base.me_evp == NULL) 1013 return (EINVAL); 1014 if (-*(int *)data != sc->sc_base.me_evp->io->p_pgid 1015 && *(int *)data != sc->sc_base.me_evp->io->p_pid) 1016 return (EPERM); 1017 return (0); 1018 1019 case TIOCSPGRP: 1020 if (sc->sc_base.me_evp == NULL) 1021 return (EINVAL); 1022 if (*(int *)data != sc->sc_base.me_evp->io->p_pgid) 1023 return (EPERM); 1024 return (0); 1025 } 1026 1027 /* 1028 * Try the keyboard driver for WSKBDIO ioctls. It returns EPASSTHROUGH 1029 * if it didn't recognize the request. 1030 */ 1031 return (wskbd_displayioctl(sc->sc_base.me_dv, cmd, data, flag, l)); 1032 } 1033 1034 /* 1035 * WSKBDIO ioctls, handled in both emulation mode and in ``raw'' mode. 1036 * Some of these have no real effect in raw mode, however. 1037 */ 1038 static int 1039 wskbd_displayioctl(device_t dev, u_long cmd, void *data, int flag, 1040 struct lwp *l) 1041 { 1042 #ifdef WSDISPLAY_SCROLLSUPPORT 1043 struct wskbd_scroll_data *usdp, *ksdp; 1044 #endif 1045 struct wskbd_softc *sc = device_private(dev); 1046 struct wskbd_bell_data *ubdp, *kbdp; 1047 struct wskbd_keyrepeat_data *ukdp, *kkdp; 1048 struct wskbd_map_data *umdp; 1049 struct wskbd_mapdata md; 1050 kbd_t enc; 1051 void *tbuf; 1052 int len, error; 1053 1054 switch (cmd) { 1055 case WSKBDIO_BELL: 1056 if ((flag & FWRITE) == 0) 1057 return (EACCES); 1058 return ((*sc->sc_accessops->ioctl)(sc->sc_accesscookie, 1059 WSKBDIO_COMPLEXBELL, (void *)&sc->sc_bell_data, flag, l)); 1060 1061 case WSKBDIO_COMPLEXBELL: 1062 if ((flag & FWRITE) == 0) 1063 return (EACCES); 1064 ubdp = (struct wskbd_bell_data *)data; 1065 SETBELL(ubdp, ubdp, &sc->sc_bell_data); 1066 return ((*sc->sc_accessops->ioctl)(sc->sc_accesscookie, 1067 WSKBDIO_COMPLEXBELL, (void *)ubdp, flag, l)); 1068 1069 case WSKBDIO_SETBELL: 1070 if ((flag & FWRITE) == 0) 1071 return (EACCES); 1072 kbdp = &sc->sc_bell_data; 1073 setbell: 1074 ubdp = (struct wskbd_bell_data *)data; 1075 SETBELL(kbdp, ubdp, kbdp); 1076 return (0); 1077 1078 case WSKBDIO_GETBELL: 1079 kbdp = &sc->sc_bell_data; 1080 getbell: 1081 ubdp = (struct wskbd_bell_data *)data; 1082 SETBELL(ubdp, kbdp, kbdp); 1083 return (0); 1084 1085 case WSKBDIO_SETDEFAULTBELL: 1086 if ((error = kauth_authorize_device(l->l_cred, 1087 KAUTH_DEVICE_WSCONS_KEYBOARD_BELL, NULL, NULL, 1088 NULL, NULL)) != 0) 1089 return (error); 1090 kbdp = &wskbd_default_bell_data; 1091 goto setbell; 1092 1093 1094 case WSKBDIO_GETDEFAULTBELL: 1095 kbdp = &wskbd_default_bell_data; 1096 goto getbell; 1097 1098 #undef SETBELL 1099 1100 #define SETKEYREPEAT(dstp, srcp, dfltp) \ 1101 do { \ 1102 (dstp)->del1 = ((srcp)->which & WSKBD_KEYREPEAT_DODEL1) ? \ 1103 (srcp)->del1 : (dfltp)->del1; \ 1104 (dstp)->delN = ((srcp)->which & WSKBD_KEYREPEAT_DODELN) ? \ 1105 (srcp)->delN : (dfltp)->delN; \ 1106 (dstp)->which = WSKBD_KEYREPEAT_DOALL; \ 1107 } while (0) 1108 1109 case WSKBDIO_SETKEYREPEAT: 1110 if ((flag & FWRITE) == 0) 1111 return (EACCES); 1112 kkdp = &sc->sc_keyrepeat_data; 1113 setkeyrepeat: 1114 ukdp = (struct wskbd_keyrepeat_data *)data; 1115 SETKEYREPEAT(kkdp, ukdp, kkdp); 1116 return (0); 1117 1118 case WSKBDIO_GETKEYREPEAT: 1119 kkdp = &sc->sc_keyrepeat_data; 1120 getkeyrepeat: 1121 ukdp = (struct wskbd_keyrepeat_data *)data; 1122 SETKEYREPEAT(ukdp, kkdp, kkdp); 1123 return (0); 1124 1125 case WSKBDIO_SETDEFAULTKEYREPEAT: 1126 if ((error = kauth_authorize_device(l->l_cred, 1127 KAUTH_DEVICE_WSCONS_KEYBOARD_KEYREPEAT, NULL, NULL, 1128 NULL, NULL)) != 0) 1129 return (error); 1130 kkdp = &wskbd_default_keyrepeat_data; 1131 goto setkeyrepeat; 1132 1133 1134 case WSKBDIO_GETDEFAULTKEYREPEAT: 1135 kkdp = &wskbd_default_keyrepeat_data; 1136 goto getkeyrepeat; 1137 1138 #ifdef WSDISPLAY_SCROLLSUPPORT 1139 #define SETSCROLLMOD(dstp, srcp, dfltp) \ 1140 do { \ 1141 (dstp)->mode = ((srcp)->which & WSKBD_SCROLL_DOMODE) ? \ 1142 (srcp)->mode : (dfltp)->mode; \ 1143 (dstp)->modifier = ((srcp)->which & WSKBD_SCROLL_DOMODIFIER) ? \ 1144 (srcp)->modifier : (dfltp)->modifier; \ 1145 (dstp)->which = WSKBD_SCROLL_DOALL; \ 1146 } while (0) 1147 1148 case WSKBDIO_SETSCROLL: 1149 usdp = (struct wskbd_scroll_data *)data; 1150 ksdp = &sc->sc_scroll_data; 1151 SETSCROLLMOD(ksdp, usdp, ksdp); 1152 return (0); 1153 1154 case WSKBDIO_GETSCROLL: 1155 usdp = (struct wskbd_scroll_data *)data; 1156 ksdp = &sc->sc_scroll_data; 1157 SETSCROLLMOD(usdp, ksdp, ksdp); 1158 return (0); 1159 #else 1160 case WSKBDIO_GETSCROLL: 1161 case WSKBDIO_SETSCROLL: 1162 return ENODEV; 1163 #endif 1164 1165 #undef SETKEYREPEAT 1166 1167 case WSKBDIO_SETMAP: 1168 if ((flag & FWRITE) == 0) 1169 return (EACCES); 1170 umdp = (struct wskbd_map_data *)data; 1171 if (umdp->maplen > WSKBDIO_MAXMAPLEN) 1172 return (EINVAL); 1173 1174 len = umdp->maplen*sizeof(struct wscons_keymap); 1175 tbuf = malloc(len, M_TEMP, M_WAITOK); 1176 error = copyin(umdp->map, tbuf, len); 1177 if (error == 0) { 1178 wskbd_init_keymap(umdp->maplen, 1179 &sc->sc_map, &sc->sc_maplen); 1180 memcpy(sc->sc_map, tbuf, len); 1181 /* drop the variant bits handled by the map */ 1182 sc->sc_layout = KB_USER | 1183 (KB_VARIANT(sc->sc_layout) & KB_HANDLEDBYWSKBD); 1184 wskbd_update_layout(sc->id, sc->sc_layout); 1185 } 1186 free(tbuf, M_TEMP); 1187 return(error); 1188 1189 case WSKBDIO_GETMAP: 1190 umdp = (struct wskbd_map_data *)data; 1191 if (umdp->maplen > sc->sc_maplen) 1192 umdp->maplen = sc->sc_maplen; 1193 error = copyout(sc->sc_map, umdp->map, 1194 umdp->maplen*sizeof(struct wscons_keymap)); 1195 return(error); 1196 1197 case WSKBDIO_GETENCODING: 1198 *((kbd_t *) data) = sc->sc_layout; 1199 return(0); 1200 1201 case WSKBDIO_SETENCODING: 1202 if ((flag & FWRITE) == 0) 1203 return (EACCES); 1204 enc = *((kbd_t *)data); 1205 if (KB_ENCODING(enc) == KB_USER) { 1206 /* user map must already be loaded */ 1207 if (KB_ENCODING(sc->sc_layout) != KB_USER) 1208 return (EINVAL); 1209 /* map variants make no sense */ 1210 if (KB_VARIANT(enc) & ~KB_HANDLEDBYWSKBD) 1211 return (EINVAL); 1212 } else { 1213 md = *(sc->id->t_keymap); /* structure assignment */ 1214 md.layout = enc; 1215 error = wskbd_load_keymap(&md, &sc->sc_map, 1216 &sc->sc_maplen); 1217 if (error) 1218 return (error); 1219 } 1220 sc->sc_layout = enc; 1221 wskbd_update_layout(sc->id, enc); 1222 return (0); 1223 1224 case WSKBDIO_SETVERSION: 1225 return wsevent_setversion(sc->sc_base.me_evp, *(int *)data); 1226 } 1227 1228 /* 1229 * Try the keyboard driver for WSKBDIO ioctls. It returns -1 1230 * if it didn't recognize the request, and in turn we return 1231 * -1 if we didn't recognize the request. 1232 */ 1233 /* printf("kbdaccess\n"); */ 1234 error = (*sc->sc_accessops->ioctl)(sc->sc_accesscookie, cmd, data, 1235 flag, l); 1236 #ifdef WSDISPLAY_COMPAT_RAWKBD 1237 if (!error && cmd == WSKBDIO_SETMODE && *(int *)data == WSKBD_RAW) { 1238 int s = spltty(); 1239 sc->id->t_modifiers &= ~(MOD_SHIFT_L | MOD_SHIFT_R 1240 | MOD_CONTROL_L | MOD_CONTROL_R 1241 | MOD_META_L | MOD_META_R 1242 | MOD_COMMAND 1243 | MOD_COMMAND1 | MOD_COMMAND2); 1244 if (sc->sc_repeating) { 1245 sc->sc_repeating = 0; 1246 callout_stop(&sc->sc_repeat_ch); 1247 } 1248 splx(s); 1249 } 1250 #endif 1251 return (error); 1252 } 1253 1254 int 1255 wskbdpoll(dev_t dev, int events, struct lwp *l) 1256 { 1257 struct wskbd_softc *sc = 1258 device_lookup_private(&wskbd_cd, minor(dev)); 1259 1260 if (sc->sc_base.me_evp == NULL) 1261 return (POLLERR); 1262 return (wsevent_poll(sc->sc_base.me_evp, events, l)); 1263 } 1264 1265 int 1266 wskbdkqfilter(dev_t dev, struct knote *kn) 1267 { 1268 struct wskbd_softc *sc = 1269 device_lookup_private(&wskbd_cd, minor(dev)); 1270 1271 if (sc->sc_base.me_evp == NULL) 1272 return (1); 1273 return (wsevent_kqfilter(sc->sc_base.me_evp, kn)); 1274 } 1275 1276 #if NWSDISPLAY > 0 1277 1278 int 1279 wskbd_pickfree(void) 1280 { 1281 int i; 1282 struct wskbd_softc *sc; 1283 1284 for (i = 0; i < wskbd_cd.cd_ndevs; i++) { 1285 sc = device_lookup_private(&wskbd_cd, i); 1286 if (sc == NULL) 1287 continue; 1288 if (sc->sc_base.me_dispdv == NULL) 1289 return (i); 1290 } 1291 return (-1); 1292 } 1293 1294 struct wsevsrc * 1295 wskbd_set_console_display(device_t displaydv, struct wsevsrc *me) 1296 { 1297 struct wskbd_softc *sc = wskbd_console_device; 1298 1299 if (sc == NULL) 1300 return (NULL); 1301 sc->sc_base.me_dispdv = displaydv; 1302 #if NWSMUX > 0 1303 (void)wsmux_attach_sc((struct wsmux_softc *)me, &sc->sc_base); 1304 #endif 1305 return (&sc->sc_base); 1306 } 1307 1308 int 1309 wskbd_set_display(device_t dv, struct wsevsrc *me) 1310 { 1311 struct wskbd_softc *sc = device_private(dv); 1312 device_t displaydv = me != NULL ? me->me_dispdv : NULL; 1313 device_t odisplaydv; 1314 int error; 1315 1316 DPRINTF(("wskbd_set_display: %s me=%p odisp=%p disp=%p cons=%d\n", 1317 device_xname(dv), me, sc->sc_base.me_dispdv, displaydv, 1318 sc->sc_isconsole)); 1319 1320 if (sc->sc_isconsole) 1321 return (EBUSY); 1322 1323 if (displaydv != NULL) { 1324 if (sc->sc_base.me_dispdv != NULL) 1325 return (EBUSY); 1326 } else { 1327 if (sc->sc_base.me_dispdv == NULL) 1328 return (ENXIO); 1329 } 1330 1331 odisplaydv = sc->sc_base.me_dispdv; 1332 sc->sc_base.me_dispdv = NULL; 1333 error = wskbd_enable(sc, displaydv != NULL); 1334 sc->sc_base.me_dispdv = displaydv; 1335 if (error) { 1336 sc->sc_base.me_dispdv = odisplaydv; 1337 return (error); 1338 } 1339 1340 if (displaydv) 1341 aprint_verbose_dev(sc->sc_base.me_dv, "connecting to %s\n", 1342 device_xname(displaydv)); 1343 else 1344 aprint_verbose_dev(sc->sc_base.me_dv, "disconnecting from %s\n", 1345 device_xname(odisplaydv)); 1346 1347 return (0); 1348 } 1349 1350 #endif /* NWSDISPLAY > 0 */ 1351 1352 #if NWSMUX > 0 1353 int 1354 wskbd_add_mux(int unit, struct wsmux_softc *muxsc) 1355 { 1356 struct wskbd_softc *sc = device_lookup_private(&wskbd_cd, unit); 1357 1358 if (sc == NULL) 1359 return (ENXIO); 1360 1361 if (sc->sc_base.me_parent != NULL || sc->sc_base.me_evp != NULL) 1362 return (EBUSY); 1363 1364 return (wsmux_attach_sc(muxsc, &sc->sc_base)); 1365 } 1366 #endif 1367 1368 /* 1369 * Console interface. 1370 */ 1371 int 1372 wskbd_cngetc(dev_t dev) 1373 { 1374 static int num = 0; 1375 static int pos; 1376 u_int type; 1377 int data; 1378 keysym_t ks; 1379 1380 if (!wskbd_console_initted) 1381 return -1; 1382 1383 if (wskbd_console_device != NULL && 1384 !wskbd_console_device->sc_translating) 1385 return -1; 1386 1387 for(;;) { 1388 if (num-- > 0) { 1389 ks = wskbd_console_data.t_symbols[pos++]; 1390 if (KS_GROUP(ks) == KS_GROUP_Plain) 1391 return (KS_VALUE(ks)); 1392 } else { 1393 (*wskbd_console_data.t_consops->getc) 1394 (wskbd_console_data.t_consaccesscookie, 1395 &type, &data); 1396 if (type == 0) { 1397 /* No data returned */ 1398 return -1; 1399 } 1400 if (type == WSCONS_EVENT_ASCII) { 1401 /* 1402 * We assume that when the driver falls back 1403 * to deliver pure ASCII it is in a state that 1404 * it can not track press/release events 1405 * reliable - so we clear all previously 1406 * accumulated modifier state. 1407 */ 1408 wskbd_console_data.t_modifiers = 0; 1409 return(data); 1410 } 1411 num = wskbd_translate(&wskbd_console_data, type, data); 1412 pos = 0; 1413 } 1414 } 1415 } 1416 1417 void 1418 wskbd_cnpollc(dev_t dev, int poll) 1419 { 1420 1421 if (!wskbd_console_initted) 1422 return; 1423 1424 if (wskbd_console_device != NULL && 1425 !wskbd_console_device->sc_translating) 1426 return; 1427 1428 (*wskbd_console_data.t_consops->pollc) 1429 (wskbd_console_data.t_consaccesscookie, poll); 1430 } 1431 1432 void 1433 wskbd_cnbell(dev_t dev, u_int pitch, u_int period, u_int volume) 1434 { 1435 1436 if (!wskbd_console_initted) 1437 return; 1438 1439 if (wskbd_console_data.t_consops->bell != NULL) 1440 (*wskbd_console_data.t_consops->bell) 1441 (wskbd_console_data.t_consaccesscookie, pitch, period, 1442 volume); 1443 } 1444 1445 static inline void 1446 update_leds(struct wskbd_internal *id) 1447 { 1448 int new_state; 1449 1450 new_state = 0; 1451 if (id->t_modifiers & (MOD_SHIFTLOCK | MOD_CAPSLOCK)) 1452 new_state |= WSKBD_LED_CAPS; 1453 if (id->t_modifiers & MOD_NUMLOCK) 1454 new_state |= WSKBD_LED_NUM; 1455 if (id->t_modifiers & MOD_COMPOSE) 1456 new_state |= WSKBD_LED_COMPOSE; 1457 if (id->t_modifiers & MOD_HOLDSCREEN) 1458 new_state |= WSKBD_LED_SCROLL; 1459 1460 if (id->t_sc && new_state != id->t_sc->sc_ledstate) { 1461 (*id->t_sc->sc_accessops->set_leds) 1462 (id->t_sc->sc_accesscookie, new_state); 1463 id->t_sc->sc_ledstate = new_state; 1464 } 1465 } 1466 1467 static inline void 1468 update_modifier(struct wskbd_internal *id, u_int type, int toggle, int mask) 1469 { 1470 if (toggle) { 1471 if (type == WSCONS_EVENT_KEY_DOWN) 1472 id->t_modifiers ^= mask; 1473 } else { 1474 if (type == WSCONS_EVENT_KEY_DOWN) 1475 id->t_modifiers |= mask; 1476 else 1477 id->t_modifiers &= ~mask; 1478 } 1479 } 1480 1481 #if NWSDISPLAY > 0 1482 static void 1483 change_displayparam(struct wskbd_softc *sc, int param, int updown, 1484 int wraparound) 1485 { 1486 int res; 1487 struct wsdisplay_param dp; 1488 1489 dp.param = param; 1490 res = wsdisplay_param(sc->sc_base.me_dispdv, WSDISPLAYIO_GETPARAM, &dp); 1491 1492 if (res == EINVAL) 1493 return; /* no such parameter */ 1494 1495 dp.curval += updown; 1496 if (dp.max < dp.curval) 1497 dp.curval = wraparound ? dp.min : dp.max; 1498 else 1499 if (dp.curval < dp.min) 1500 dp.curval = wraparound ? dp.max : dp.min; 1501 wsdisplay_param(sc->sc_base.me_dispdv, WSDISPLAYIO_SETPARAM, &dp); 1502 } 1503 #endif 1504 1505 static int 1506 internal_command(struct wskbd_softc *sc, u_int *type, keysym_t ksym, 1507 keysym_t ksym2) 1508 { 1509 #if NWSDISPLAY > 0 && defined(WSDISPLAY_SCROLLSUPPORT) 1510 u_int state = 0; 1511 #endif 1512 switch (ksym) { 1513 case KS_Cmd_VolumeToggle: 1514 if (*type == WSCONS_EVENT_KEY_DOWN) 1515 pmf_event_inject(NULL, PMFE_AUDIO_VOLUME_TOGGLE); 1516 break; 1517 case KS_Cmd_VolumeUp: 1518 if (*type == WSCONS_EVENT_KEY_DOWN) 1519 pmf_event_inject(NULL, PMFE_AUDIO_VOLUME_UP); 1520 break; 1521 case KS_Cmd_VolumeDown: 1522 if (*type == WSCONS_EVENT_KEY_DOWN) 1523 pmf_event_inject(NULL, PMFE_AUDIO_VOLUME_DOWN); 1524 break; 1525 #if NWSDISPLAY > 0 && defined(WSDISPLAY_SCROLLSUPPORT) 1526 case KS_Cmd_ScrollFastUp: 1527 case KS_Cmd_ScrollFastDown: 1528 if (*type == WSCONS_EVENT_KEY_DOWN) { 1529 GETMODSTATE(sc->id->t_modifiers, state); 1530 if ((sc->sc_scroll_data.mode == WSKBD_SCROLL_MODE_HOLD 1531 && MOD_ONESET(sc->id, MOD_HOLDSCREEN)) 1532 || (sc->sc_scroll_data.mode == WSKBD_SCROLL_MODE_NORMAL 1533 && sc->sc_scroll_data.modifier == state)) { 1534 update_modifier(sc->id, *type, 0, MOD_COMMAND); 1535 wsdisplay_scroll(sc->sc_base.me_dispdv, 1536 (ksym == KS_Cmd_ScrollFastUp) ? 1537 WSDISPLAY_SCROLL_BACKWARD : 1538 WSDISPLAY_SCROLL_FORWARD); 1539 return (1); 1540 } else { 1541 return (0); 1542 } 1543 } else 1544 update_modifier(sc->id, *type, 0, MOD_COMMAND); 1545 break; 1546 1547 case KS_Cmd_ScrollSlowUp: 1548 case KS_Cmd_ScrollSlowDown: 1549 if (*type == WSCONS_EVENT_KEY_DOWN) { 1550 GETMODSTATE(sc->id->t_modifiers, state); 1551 if ((sc->sc_scroll_data.mode == WSKBD_SCROLL_MODE_HOLD 1552 && MOD_ONESET(sc->id, MOD_HOLDSCREEN)) 1553 || (sc->sc_scroll_data.mode == WSKBD_SCROLL_MODE_NORMAL 1554 && sc->sc_scroll_data.modifier == state)) { 1555 update_modifier(sc->id, *type, 0, MOD_COMMAND); 1556 wsdisplay_scroll(sc->sc_base.me_dispdv, 1557 (ksym == KS_Cmd_ScrollSlowUp) ? 1558 WSDISPLAY_SCROLL_BACKWARD | WSDISPLAY_SCROLL_LOW: 1559 WSDISPLAY_SCROLL_FORWARD | WSDISPLAY_SCROLL_LOW); 1560 return (1); 1561 } else { 1562 return (0); 1563 } 1564 } else 1565 update_modifier(sc->id, *type, 0, MOD_COMMAND); 1566 break; 1567 #endif 1568 1569 case KS_Cmd: 1570 update_modifier(sc->id, *type, 0, MOD_COMMAND); 1571 ksym = ksym2; 1572 break; 1573 1574 case KS_Cmd1: 1575 update_modifier(sc->id, *type, 0, MOD_COMMAND1); 1576 break; 1577 1578 case KS_Cmd2: 1579 update_modifier(sc->id, *type, 0, MOD_COMMAND2); 1580 break; 1581 } 1582 1583 if (*type != WSCONS_EVENT_KEY_DOWN || 1584 (! MOD_ONESET(sc->id, MOD_COMMAND) && 1585 ! MOD_ALLSET(sc->id, MOD_COMMAND1 | MOD_COMMAND2))) 1586 return (0); 1587 1588 #if defined(DDB) || defined(KGDB) 1589 if (ksym == KS_Cmd_Debugger) { 1590 if (sc->sc_isconsole) { 1591 #ifdef DDB 1592 console_debugger(); 1593 #endif 1594 #ifdef KGDB 1595 kgdb_connect(1); 1596 #endif 1597 } 1598 /* discard this key (ddb discarded command modifiers) */ 1599 *type = WSCONS_EVENT_KEY_UP; 1600 return (1); 1601 } 1602 #endif 1603 1604 #if NWSDISPLAY > 0 1605 if (sc->sc_base.me_dispdv == NULL) 1606 return (0); 1607 1608 switch (ksym) { 1609 case KS_Cmd_Screen0: 1610 case KS_Cmd_Screen1: 1611 case KS_Cmd_Screen2: 1612 case KS_Cmd_Screen3: 1613 case KS_Cmd_Screen4: 1614 case KS_Cmd_Screen5: 1615 case KS_Cmd_Screen6: 1616 case KS_Cmd_Screen7: 1617 case KS_Cmd_Screen8: 1618 case KS_Cmd_Screen9: 1619 wsdisplay_switch(sc->sc_base.me_dispdv, ksym - KS_Cmd_Screen0, 0); 1620 return (1); 1621 case KS_Cmd_ResetEmul: 1622 wsdisplay_reset(sc->sc_base.me_dispdv, WSDISPLAY_RESETEMUL); 1623 return (1); 1624 case KS_Cmd_ResetClose: 1625 wsdisplay_reset(sc->sc_base.me_dispdv, WSDISPLAY_RESETCLOSE); 1626 return (1); 1627 case KS_Cmd_BacklightOn: 1628 case KS_Cmd_BacklightOff: 1629 case KS_Cmd_BacklightToggle: 1630 change_displayparam(sc, WSDISPLAYIO_PARAM_BACKLIGHT, 1631 ksym == KS_Cmd_BacklightOff ? -1 : 1, 1632 ksym == KS_Cmd_BacklightToggle ? 1 : 0); 1633 return (1); 1634 case KS_Cmd_BrightnessUp: 1635 case KS_Cmd_BrightnessDown: 1636 case KS_Cmd_BrightnessRotate: 1637 change_displayparam(sc, WSDISPLAYIO_PARAM_BRIGHTNESS, 1638 ksym == KS_Cmd_BrightnessDown ? -1 : 1, 1639 ksym == KS_Cmd_BrightnessRotate ? 1 : 0); 1640 return (1); 1641 case KS_Cmd_ContrastUp: 1642 case KS_Cmd_ContrastDown: 1643 case KS_Cmd_ContrastRotate: 1644 change_displayparam(sc, WSDISPLAYIO_PARAM_CONTRAST, 1645 ksym == KS_Cmd_ContrastDown ? -1 : 1, 1646 ksym == KS_Cmd_ContrastRotate ? 1 : 0); 1647 return (1); 1648 } 1649 #endif 1650 1651 return (0); 1652 } 1653 1654 device_t 1655 wskbd_hotkey_register(device_t self, void *cookie, wskbd_hotkey_plugin *hotkey) 1656 { 1657 struct wskbd_softc *sc = device_private(self); 1658 1659 KASSERT(sc != NULL); 1660 KASSERT(hotkey != NULL); 1661 1662 sc->sc_hotkey = hotkey; 1663 sc->sc_hotkeycookie = cookie; 1664 1665 return sc->sc_base.me_dv; 1666 } 1667 1668 void 1669 wskbd_hotkey_deregister(device_t self) 1670 { 1671 struct wskbd_softc *sc = device_private(self); 1672 1673 KASSERT(sc != NULL); 1674 1675 sc->sc_hotkey = NULL; 1676 sc->sc_hotkeycookie = NULL; 1677 } 1678 1679 static int 1680 wskbd_translate(struct wskbd_internal *id, u_int type, int value) 1681 { 1682 struct wskbd_softc *sc = id->t_sc; 1683 keysym_t ksym, res, *group; 1684 struct wscons_keymap kpbuf, *kp; 1685 int iscommand = 0; 1686 int ishotkey = 0; 1687 1688 if (type == WSCONS_EVENT_ALL_KEYS_UP) { 1689 id->t_modifiers &= ~(MOD_SHIFT_L | MOD_SHIFT_R 1690 | MOD_CONTROL_L | MOD_CONTROL_R 1691 | MOD_META_L | MOD_META_R 1692 | MOD_MODESHIFT 1693 | MOD_COMMAND | MOD_COMMAND1 | MOD_COMMAND2); 1694 update_leds(id); 1695 return (0); 1696 } 1697 1698 if (sc != NULL) { 1699 if (sc->sc_hotkey != NULL) 1700 ishotkey = sc->sc_hotkey(sc, sc->sc_hotkeycookie, 1701 type, value); 1702 if (ishotkey) 1703 return 0; 1704 1705 if (value < 0 || value >= sc->sc_maplen) { 1706 #ifdef DEBUG 1707 printf("%s: keycode %d out of range\n", 1708 __func__, value); 1709 #endif 1710 return (0); 1711 } 1712 kp = sc->sc_map + value; 1713 } else { 1714 kp = &kpbuf; 1715 wskbd_get_mapentry(id->t_keymap, value, kp); 1716 } 1717 1718 /* if this key has a command, process it first */ 1719 if (sc != NULL && kp->command != KS_voidSymbol) 1720 iscommand = internal_command(sc, &type, kp->command, 1721 kp->group1[0]); 1722 1723 /* Now update modifiers */ 1724 switch (kp->group1[0]) { 1725 case KS_Shift_L: 1726 update_modifier(id, type, 0, MOD_SHIFT_L); 1727 break; 1728 1729 case KS_Shift_R: 1730 update_modifier(id, type, 0, MOD_SHIFT_R); 1731 break; 1732 1733 case KS_Shift_Lock: 1734 update_modifier(id, type, 1, MOD_SHIFTLOCK); 1735 break; 1736 1737 case KS_Caps_Lock: 1738 update_modifier(id, type, 1, MOD_CAPSLOCK); 1739 break; 1740 1741 case KS_Control_L: 1742 update_modifier(id, type, 0, MOD_CONTROL_L); 1743 break; 1744 1745 case KS_Control_R: 1746 update_modifier(id, type, 0, MOD_CONTROL_R); 1747 break; 1748 1749 case KS_Alt_L: 1750 update_modifier(id, type, 0, MOD_META_L); 1751 break; 1752 1753 case KS_Alt_R: 1754 update_modifier(id, type, 0, MOD_META_R); 1755 break; 1756 1757 case KS_Mode_switch: 1758 update_modifier(id, type, 0, MOD_MODESHIFT); 1759 break; 1760 1761 case KS_Num_Lock: 1762 update_modifier(id, type, 1, MOD_NUMLOCK); 1763 break; 1764 1765 #if NWSDISPLAY > 0 1766 case KS_Hold_Screen: 1767 if (sc != NULL) { 1768 update_modifier(id, type, 1, MOD_HOLDSCREEN); 1769 wskbd_holdscreen(sc, id->t_modifiers & MOD_HOLDSCREEN); 1770 } 1771 break; 1772 #endif 1773 } 1774 1775 /* If this is a key release or we are in command mode, we are done */ 1776 if (type != WSCONS_EVENT_KEY_DOWN || iscommand) { 1777 update_leds(id); 1778 return (0); 1779 } 1780 1781 /* Get the keysym */ 1782 if (id->t_modifiers & MOD_MODESHIFT) 1783 group = & kp->group2[0]; 1784 else 1785 group = & kp->group1[0]; 1786 1787 if ((id->t_modifiers & MOD_NUMLOCK) != 0 && 1788 KS_GROUP(group[1]) == KS_GROUP_Keypad) { 1789 if (MOD_ONESET(id, MOD_ANYSHIFT)) 1790 ksym = group[0]; 1791 else 1792 ksym = group[1]; 1793 } else if (! MOD_ONESET(id, MOD_ANYSHIFT | MOD_CAPSLOCK)) { 1794 ksym = group[0]; 1795 } else if (MOD_ONESET(id, MOD_CAPSLOCK)) { 1796 if (! MOD_ONESET(id, MOD_SHIFT_L | MOD_SHIFT_R)) 1797 ksym = group[0]; 1798 else 1799 ksym = group[1]; 1800 if (ksym >= KS_a && ksym <= KS_z) 1801 ksym += KS_A - KS_a; 1802 else if (ksym >= KS_agrave && ksym <= KS_thorn && 1803 ksym != KS_division) 1804 ksym += KS_Agrave - KS_agrave; 1805 } else if (MOD_ONESET(id, MOD_ANYSHIFT)) { 1806 ksym = group[1]; 1807 } else { 1808 ksym = group[0]; 1809 } 1810 1811 /* Process compose sequence and dead accents */ 1812 res = KS_voidSymbol; 1813 1814 switch (KS_GROUP(ksym)) { 1815 case KS_GROUP_Plain: 1816 case KS_GROUP_Keypad: 1817 case KS_GROUP_Function: 1818 res = ksym; 1819 break; 1820 1821 case KS_GROUP_Mod: 1822 if (ksym == KS_Multi_key) { 1823 update_modifier(id, 1, 0, MOD_COMPOSE); 1824 id->t_composelen = 2; 1825 } 1826 break; 1827 1828 case KS_GROUP_Dead: 1829 if (id->t_composelen == 0) { 1830 update_modifier(id, 1, 0, MOD_COMPOSE); 1831 id->t_composelen = 1; 1832 id->t_composebuf[0] = ksym; 1833 } else 1834 res = ksym; 1835 break; 1836 } 1837 1838 if (res == KS_voidSymbol) { 1839 update_leds(id); 1840 return (0); 1841 } 1842 1843 if (id->t_composelen > 0) { 1844 id->t_composebuf[2 - id->t_composelen] = res; 1845 if (--id->t_composelen == 0) { 1846 res = wskbd_compose_value(id->t_composebuf); 1847 update_modifier(id, 0, 0, MOD_COMPOSE); 1848 } else { 1849 return (0); 1850 } 1851 } 1852 1853 update_leds(id); 1854 1855 /* We are done, return the symbol */ 1856 if (KS_GROUP(res) == KS_GROUP_Plain) { 1857 if (MOD_ONESET(id, MOD_ANYCONTROL)) { 1858 if ((res >= KS_at && res <= KS_z) || res == KS_space) 1859 res = res & 0x1f; 1860 else if (res == KS_2) 1861 res = 0x00; 1862 else if (res >= KS_3 && res <= KS_7) 1863 res = KS_Escape + (res - KS_3); 1864 else if (res == KS_8) 1865 res = KS_Delete; 1866 /* convert CTL-/ to ^_ as xterm does (undo in emacs) */ 1867 else if (res == KS_slash) 1868 res = KS_underscore & 0x1f; 1869 } 1870 if (MOD_ONESET(id, MOD_ANYMETA)) { 1871 if (id->t_flags & WSKFL_METAESC) { 1872 id->t_symbols[0] = KS_Escape; 1873 id->t_symbols[1] = res; 1874 return (2); 1875 } else 1876 res |= 0x80; 1877 } 1878 } 1879 1880 id->t_symbols[0] = res; 1881 return (1); 1882 } 1883 1884 void 1885 wskbd_set_evtrans(device_t dev, keysym_t *tab, int len) 1886 { 1887 struct wskbd_softc *sc = device_private(dev); 1888 1889 sc->sc_evtrans_len = len; 1890 sc->sc_evtrans = tab; 1891 } 1892 1893
Indexes created Sat Sep 20 22:09:52 GMT 2025