1 /*- 2 * Copyright (C) 2008 Nathan Whitehorn 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 15 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 16 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 17 * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 18 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 20 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 21 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 22 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 23 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 * 25 * $FreeBSD$ 26 */ 27 28 #include <sys/cdefs.h> 29 #include <sys/param.h> 30 #include <sys/systm.h> 31 #include <sys/module.h> 32 #include <sys/bus.h> 33 #include <sys/conf.h> 34 #include <sys/kbio.h> 35 #include <sys/condvar.h> 36 #include <sys/callout.h> 37 #include <sys/kernel.h> 38 #include <sys/sysctl.h> 39 40 #include <machine/bus.h> 41 42 #include "opt_kbd.h" 43 #include <dev/kbd/kbdreg.h> 44 #include <dev/kbd/kbdtables.h> 45 #include <dev/ofw/openfirm.h> 46 #include <dev/ofw/ofw_bus.h> 47 48 #include <vm/vm.h> 49 #include <vm/pmap.h> 50 51 #include "adb.h" 52 53 #define KBD_DRIVER_NAME "akbd" 54 55 #define AKBD_EMULATE_ATKBD 1 56 57 static int adb_kbd_probe(device_t dev); 58 static int adb_kbd_attach(device_t dev); 59 static int adb_kbd_detach(device_t dev); 60 static void akbd_repeat(void *xsc); 61 static int adb_fn_keys(SYSCTL_HANDLER_ARGS); 62 63 static u_int adb_kbd_receive_packet(device_t dev, u_char status, 64 u_char command, u_char reg, int len, u_char *data); 65 66 struct adb_kbd_softc { 67 keyboard_t sc_kbd; 68 69 device_t sc_dev; 70 struct mtx sc_mutex; 71 struct cv sc_cv; 72 73 int sc_mode; 74 int sc_state; 75 76 int have_led_control; 77 78 uint8_t buffer[8]; 79 #ifdef AKBD_EMULATE_ATKBD 80 uint8_t at_buffered_char[2]; 81 #endif 82 volatile int buffers; 83 84 struct callout sc_repeater; 85 int sc_repeatstart; 86 int sc_repeatcontinue; 87 uint8_t last_press; 88 }; 89 90 static device_method_t adb_kbd_methods[] = { 91 /* Device interface */ 92 DEVMETHOD(device_probe, adb_kbd_probe), 93 DEVMETHOD(device_attach, adb_kbd_attach), 94 DEVMETHOD(device_detach, adb_kbd_detach), 95 DEVMETHOD(device_shutdown, bus_generic_shutdown), 96 DEVMETHOD(device_suspend, bus_generic_suspend), 97 DEVMETHOD(device_resume, bus_generic_resume), 98 99 /* ADB interface */ 100 DEVMETHOD(adb_receive_packet, adb_kbd_receive_packet), 101 102 { 0, 0 } 103 }; 104 105 static driver_t adb_kbd_driver = { 106 "akbd", 107 adb_kbd_methods, 108 sizeof(struct adb_kbd_softc), 109 }; 110 111 static devclass_t adb_kbd_devclass; 112 113 DRIVER_MODULE(akbd, adb, adb_kbd_driver, adb_kbd_devclass, 0, 0); 114 115 #ifdef AKBD_EMULATE_ATKBD 116 117 #define SCAN_PRESS 0x000 118 #define SCAN_RELEASE 0x080 119 #define SCAN_PREFIX_E0 0x100 120 #define SCAN_PREFIX_E1 0x200 121 #define SCAN_PREFIX_CTL 0x400 122 #define SCAN_PREFIX_SHIFT 0x800 123 #define SCAN_PREFIX (SCAN_PREFIX_E0 | SCAN_PREFIX_E1 | \ 124 SCAN_PREFIX_CTL | SCAN_PREFIX_SHIFT) 125 126 static const uint8_t adb_to_at_scancode_map[128] = { 30, 31, 32, 33, 35, 34, 127 44, 45, 46, 47, 0, 48, 16, 17, 18, 19, 21, 20, 2, 3, 4, 5, 7, 6, 13, 128 10, 8, 12, 9, 11, 27, 24, 22, 26, 23, 25, 28, 38, 36, 40, 37, 39, 43, 129 51, 53, 49, 50, 52, 15, 57, 41, 14, 0, 1, 29, 0, 42, 58, 56, 97, 98, 130 100, 95, 0, 0, 83, 0, 55, 0, 78, 0, 69, 0, 0, 0, 91, 89, 0, 74, 13, 0, 131 0, 82, 79, 80, 81, 75, 76, 77, 71, 0, 72, 73, 0, 0, 0, 63, 64, 65, 61, 132 66, 67, 0, 87, 0, 105, 0, 70, 0, 68, 0, 88, 0, 107, 102, 94, 96, 103, 133 62, 99, 60, 101, 59, 54, 93, 90, 0, 0 }; 134 135 static int 136 keycode2scancode(int keycode, int shift, int up) 137 { 138 static const int scan[] = { 139 /* KP enter, right ctrl, KP divide */ 140 0x1c , 0x1d , 0x35 , 141 /* print screen */ 142 0x37 | SCAN_PREFIX_SHIFT, 143 /* right alt, home, up, page up, left, right, end */ 144 0x38, 0x47, 0x48, 0x49, 0x4b, 0x4d, 0x4f, 145 /* down, page down, insert, delete */ 146 0x50, 0x51, 0x52, 0x53, 147 /* pause/break (see also below) */ 148 0x46, 149 /* 150 * MS: left window, right window, menu 151 * also Sun: left meta, right meta, compose 152 */ 153 0x5b, 0x5c, 0x5d, 154 /* Sun type 6 USB */ 155 /* help, stop, again, props, undo, front, copy */ 156 0x68, 0x5e, 0x5f, 0x60, 0x61, 0x62, 0x63, 157 /* open, paste, find, cut, audiomute, audiolower, audioraise */ 158 0x64, 0x65, 0x66, 0x67, 0x25, 0x1f, 0x1e, 159 /* power */ 160 0x20 161 }; 162 int scancode; 163 164 scancode = keycode; 165 if ((keycode >= 89) && (keycode < 89 + sizeof(scan) / sizeof(scan[0]))) 166 scancode = scan[keycode - 89] | SCAN_PREFIX_E0; 167 /* pause/break */ 168 if ((keycode == 104) && !(shift & CTLS)) 169 scancode = 0x45 | SCAN_PREFIX_E1 | SCAN_PREFIX_CTL; 170 if (shift & SHIFTS) 171 scancode &= ~SCAN_PREFIX_SHIFT; 172 return (scancode | (up ? SCAN_RELEASE : SCAN_PRESS)); 173 } 174 #endif 175 176 /* keyboard driver declaration */ 177 static int akbd_configure(int flags); 178 static kbd_probe_t akbd_probe; 179 static kbd_init_t akbd_init; 180 static kbd_term_t akbd_term; 181 static kbd_intr_t akbd_interrupt; 182 static kbd_test_if_t akbd_test_if; 183 static kbd_enable_t akbd_enable; 184 static kbd_disable_t akbd_disable; 185 static kbd_read_t akbd_read; 186 static kbd_check_t akbd_check; 187 static kbd_read_char_t akbd_read_char; 188 static kbd_check_char_t akbd_check_char; 189 static kbd_ioctl_t akbd_ioctl; 190 static kbd_lock_t akbd_lock; 191 static kbd_clear_state_t akbd_clear_state; 192 static kbd_get_state_t akbd_get_state; 193 static kbd_set_state_t akbd_set_state; 194 static kbd_poll_mode_t akbd_poll; 195 196 keyboard_switch_t akbdsw = { 197 akbd_probe, 198 akbd_init, 199 akbd_term, 200 akbd_interrupt, 201 akbd_test_if, 202 akbd_enable, 203 akbd_disable, 204 akbd_read, 205 akbd_check, 206 akbd_read_char, 207 akbd_check_char, 208 akbd_ioctl, 209 akbd_lock, 210 akbd_clear_state, 211 akbd_get_state, 212 akbd_set_state, 213 genkbd_get_fkeystr, 214 akbd_poll, 215 genkbd_diag, 216 }; 217 218 KEYBOARD_DRIVER(akbd, akbdsw, akbd_configure); 219 220 static int 221 adb_kbd_probe(device_t dev) 222 { 223 uint8_t type; 224 225 type = adb_get_device_type(dev); 226 227 if (type != ADB_DEVICE_KEYBOARD) 228 return (ENXIO); 229 230 switch(adb_get_device_handler(dev)) { 231 case 1: 232 device_set_desc(dev,"Apple Standard Keyboard"); 233 break; 234 case 2: 235 device_set_desc(dev,"Apple Extended Keyboard"); 236 break; 237 case 4: 238 device_set_desc(dev,"Apple ISO Keyboard"); 239 break; 240 case 5: 241 device_set_desc(dev,"Apple Extended ISO Keyboard"); 242 break; 243 case 8: 244 device_set_desc(dev,"Apple Keyboard II"); 245 break; 246 case 9: 247 device_set_desc(dev,"Apple ISO Keyboard II"); 248 break; 249 case 12: 250 device_set_desc(dev,"PowerBook Keyboard"); 251 break; 252 case 13: 253 device_set_desc(dev,"PowerBook ISO Keyboard"); 254 break; 255 case 24: 256 device_set_desc(dev,"PowerBook Extended Keyboard"); 257 break; 258 case 27: 259 device_set_desc(dev,"Apple Design Keyboard"); 260 break; 261 case 195: 262 device_set_desc(dev,"PowerBook G3 Keyboard"); 263 break; 264 case 196: 265 device_set_desc(dev,"iBook Keyboard"); 266 break; 267 default: 268 device_set_desc(dev,"ADB Keyboard"); 269 break; 270 } 271 272 return (0); 273 } 274 275 static int 276 ms_to_ticks(int ms) 277 { 278 if (hz > 1000) 279 return ms*(hz/1000); 280 281 return ms/(1000/hz); 282 } 283 284 static int 285 adb_kbd_attach(device_t dev) 286 { 287 struct adb_kbd_softc *sc; 288 keyboard_switch_t *sw; 289 uint32_t fkeys; 290 phandle_t handle; 291 292 sw = kbd_get_switch(KBD_DRIVER_NAME); 293 if (sw == NULL) { 294 return ENXIO; 295 } 296 297 sc = device_get_softc(dev); 298 sc->sc_dev = dev; 299 sc->sc_mode = K_RAW; 300 sc->sc_state = 0; 301 sc->have_led_control = 0; 302 sc->buffers = 0; 303 304 /* Try stepping forward to the extended keyboard protocol */ 305 adb_set_device_handler(dev,3); 306 307 mtx_init(&sc->sc_mutex, KBD_DRIVER_NAME, NULL, MTX_DEF); 308 cv_init(&sc->sc_cv,KBD_DRIVER_NAME); 309 callout_init(&sc->sc_repeater, 0); 310 311 #ifdef AKBD_EMULATE_ATKBD 312 kbd_init_struct(&sc->sc_kbd, KBD_DRIVER_NAME, KB_101, 0, 0, 0, 0); 313 kbd_set_maps(&sc->sc_kbd, &key_map, &accent_map, fkey_tab, 314 sizeof(fkey_tab) / sizeof(fkey_tab[0])); 315 #else 316 #error ADB raw mode not implemented 317 #endif 318 319 KBD_FOUND_DEVICE(&sc->sc_kbd); 320 KBD_PROBE_DONE(&sc->sc_kbd); 321 KBD_INIT_DONE(&sc->sc_kbd); 322 KBD_CONFIG_DONE(&sc->sc_kbd); 323 324 (*sw->enable)(&sc->sc_kbd); 325 326 kbd_register(&sc->sc_kbd); 327 328 #ifdef KBD_INSTALL_CDEV 329 if (kbd_attach(&sc->sc_kbd)) { 330 adb_kbd_detach(dev); 331 return ENXIO; 332 } 333 #endif 334 335 /* Check if we can read out the LED state from 336 this keyboard by reading the key state register */ 337 if (adb_read_register(dev, 2, NULL) == 2) 338 sc->have_led_control = 1; 339 340 adb_set_autopoll(dev,1); 341 342 handle = OF_finddevice("mac-io/via-pmu/adb/keyboard"); 343 if (handle != -1 && OF_getprop(handle, "AAPL,has-embedded-fn-keys", 344 &fkeys, sizeof(fkeys)) != -1) { 345 static const char *key_names[] = {"F1", "F2", "F3", "F4", "F5", 346 "F6", "F7", "F8", "F9", "F10", "F11", "F12"}; 347 struct sysctl_ctx_list *ctx; 348 struct sysctl_oid *tree; 349 int i; 350 351 if (bootverbose) 352 device_printf(dev, "Keyboard has embedded Fn keys\n"); 353 354 for (i = 0; i < 12; i++) { 355 uint32_t keyval; 356 char buf[3]; 357 if (OF_getprop(handle, key_names[i], &keyval, 358 sizeof(keyval)) < 0) 359 continue; 360 buf[0] = 1; 361 buf[1] = i+1; 362 buf[2] = keyval; 363 adb_write_register(dev, 0, 3, buf); 364 } 365 adb_write_register(dev, 1, 2, &(uint16_t){0}); 366 367 ctx = device_get_sysctl_ctx(dev); 368 tree = device_get_sysctl_tree(dev); 369 370 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 371 "fn_keys_function_as_primary", CTLTYPE_INT | CTLFLAG_RW, sc, 372 0, adb_fn_keys, "I", 373 "Set the Fn keys to be their F-key type as default"); 374 } 375 376 return (0); 377 } 378 379 static int 380 adb_kbd_detach(device_t dev) 381 { 382 struct adb_kbd_softc *sc; 383 keyboard_t *kbd; 384 385 sc = device_get_softc(dev); 386 387 adb_set_autopoll(dev,0); 388 callout_stop(&sc->sc_repeater); 389 390 mtx_lock(&sc->sc_mutex); 391 392 kbd = kbd_get_keyboard(kbd_find_keyboard(KBD_DRIVER_NAME, 393 device_get_unit(dev))); 394 395 kbdd_disable(kbd); 396 397 #ifdef KBD_INSTALL_CDEV 398 kbd_detach(kbd); 399 #endif 400 401 kbdd_term(kbd); 402 403 mtx_unlock(&sc->sc_mutex); 404 405 mtx_destroy(&sc->sc_mutex); 406 cv_destroy(&sc->sc_cv); 407 408 return (0); 409 } 410 411 static u_int 412 adb_kbd_receive_packet(device_t dev, u_char status, 413 u_char command, u_char reg, int len, u_char *data) 414 { 415 struct adb_kbd_softc *sc; 416 417 sc = device_get_softc(dev); 418 419 if (command != ADB_COMMAND_TALK) 420 return 0; 421 422 if (reg != 0 || len != 2) 423 return (0); 424 425 mtx_lock(&sc->sc_mutex); 426 /* 0x7f is always the power button */ 427 if (data[0] == 0x7f && devctl_process_running()) { 428 devctl_notify("PMU", "Button", "pressed", NULL); 429 mtx_unlock(&sc->sc_mutex); 430 return (0); 431 } else if (data[0] == 0xff) { 432 mtx_unlock(&sc->sc_mutex); 433 return (0); /* Ignore power button release. */ 434 } 435 if ((data[0] & 0x7f) == 57 && sc->buffers < 7) { 436 /* Fake the down/up cycle for caps lock */ 437 sc->buffer[sc->buffers++] = data[0] & 0x7f; 438 sc->buffer[sc->buffers++] = (data[0] & 0x7f) | (1 << 7); 439 } else { 440 sc->buffer[sc->buffers++] = data[0]; 441 } 442 if (sc->buffer[sc->buffers-1] < 0xff) 443 sc->last_press = sc->buffer[sc->buffers-1]; 444 445 if ((data[1] & 0x7f) == 57 && sc->buffers < 7) { 446 /* Fake the down/up cycle for caps lock */ 447 sc->buffer[sc->buffers++] = data[1] & 0x7f; 448 sc->buffer[sc->buffers++] = (data[1] & 0x7f) | (1 << 7); 449 } else { 450 sc->buffer[sc->buffers++] = data[1]; 451 } 452 453 if (sc->buffer[sc->buffers-1] < 0xff) 454 sc->last_press = sc->buffer[sc->buffers-1]; 455 456 /* Stop any existing key repeating */ 457 callout_stop(&sc->sc_repeater); 458 459 /* Schedule a repeat callback on keydown */ 460 if (!(sc->last_press & (1 << 7))) { 461 callout_reset(&sc->sc_repeater, 462 ms_to_ticks(sc->sc_kbd.kb_delay1), akbd_repeat, sc); 463 } 464 mtx_unlock(&sc->sc_mutex); 465 466 cv_broadcast(&sc->sc_cv); 467 468 if (KBD_IS_ACTIVE(&sc->sc_kbd) && KBD_IS_BUSY(&sc->sc_kbd)) { 469 sc->sc_kbd.kb_callback.kc_func(&sc->sc_kbd, 470 KBDIO_KEYINPUT, sc->sc_kbd.kb_callback.kc_arg); 471 } 472 473 return (0); 474 } 475 476 static void 477 akbd_repeat(void *xsc) { 478 struct adb_kbd_softc *sc = xsc; 479 int notify_kbd = 0; 480 481 /* Fake an up/down key repeat so long as we have the 482 free buffers */ 483 mtx_lock(&sc->sc_mutex); 484 if (sc->buffers < 7) { 485 sc->buffer[sc->buffers++] = sc->last_press | (1 << 7); 486 sc->buffer[sc->buffers++] = sc->last_press; 487 488 notify_kbd = 1; 489 } 490 mtx_unlock(&sc->sc_mutex); 491 492 if (notify_kbd && KBD_IS_ACTIVE(&sc->sc_kbd) 493 && KBD_IS_BUSY(&sc->sc_kbd)) { 494 sc->sc_kbd.kb_callback.kc_func(&sc->sc_kbd, 495 KBDIO_KEYINPUT, sc->sc_kbd.kb_callback.kc_arg); 496 } 497 498 /* Reschedule the callout */ 499 callout_reset(&sc->sc_repeater, ms_to_ticks(sc->sc_kbd.kb_delay2), 500 akbd_repeat, sc); 501 } 502 503 static int 504 akbd_configure(int flags) 505 { 506 return 0; 507 } 508 509 static int 510 akbd_probe(int unit, void *arg, int flags) 511 { 512 return 0; 513 } 514 515 static int 516 akbd_init(int unit, keyboard_t **kbdp, void *arg, int flags) 517 { 518 return 0; 519 } 520 521 static int 522 akbd_term(keyboard_t *kbd) 523 { 524 return 0; 525 } 526 527 static int 528 akbd_interrupt(keyboard_t *kbd, void *arg) 529 { 530 return 0; 531 } 532 533 static int 534 akbd_test_if(keyboard_t *kbd) 535 { 536 return 0; 537 } 538 539 static int 540 akbd_enable(keyboard_t *kbd) 541 { 542 KBD_ACTIVATE(kbd); 543 return (0); 544 } 545 546 static int 547 akbd_disable(keyboard_t *kbd) 548 { 549 struct adb_kbd_softc *sc; 550 sc = (struct adb_kbd_softc *)(kbd); 551 552 callout_stop(&sc->sc_repeater); 553 KBD_DEACTIVATE(kbd); 554 return (0); 555 } 556 557 static int 558 akbd_read(keyboard_t *kbd, int wait) 559 { 560 return (0); 561 } 562 563 static int 564 akbd_check(keyboard_t *kbd) 565 { 566 struct adb_kbd_softc *sc; 567 568 if (!KBD_IS_ACTIVE(kbd)) 569 return (FALSE); 570 571 sc = (struct adb_kbd_softc *)(kbd); 572 573 mtx_lock(&sc->sc_mutex); 574 #ifdef AKBD_EMULATE_ATKBD 575 if (sc->at_buffered_char[0]) { 576 mtx_unlock(&sc->sc_mutex); 577 return (TRUE); 578 } 579 #endif 580 581 if (sc->buffers > 0) { 582 mtx_unlock(&sc->sc_mutex); 583 return (TRUE); 584 } 585 mtx_unlock(&sc->sc_mutex); 586 587 return (FALSE); 588 } 589 590 static u_int 591 akbd_read_char(keyboard_t *kbd, int wait) 592 { 593 struct adb_kbd_softc *sc; 594 uint16_t key; 595 uint8_t adb_code; 596 int i; 597 598 sc = (struct adb_kbd_softc *)(kbd); 599 600 mtx_lock(&sc->sc_mutex); 601 602 #if defined(AKBD_EMULATE_ATKBD) 603 if (sc->sc_mode == K_RAW && sc->at_buffered_char[0]) { 604 key = sc->at_buffered_char[0]; 605 if (key & SCAN_PREFIX) { 606 sc->at_buffered_char[0] = key & ~SCAN_PREFIX; 607 key = (key & SCAN_PREFIX_E0) ? 0xe0 : 0xe1; 608 } else { 609 sc->at_buffered_char[0] = sc->at_buffered_char[1]; 610 sc->at_buffered_char[1] = 0; 611 } 612 613 mtx_unlock(&sc->sc_mutex); 614 615 return (key); 616 } 617 #endif 618 619 if (!sc->buffers && wait) 620 cv_wait(&sc->sc_cv,&sc->sc_mutex); 621 622 if (!sc->buffers) { 623 mtx_unlock(&sc->sc_mutex); 624 return (NOKEY); 625 } 626 627 adb_code = sc->buffer[0]; 628 629 for (i = 1; i < sc->buffers; i++) 630 sc->buffer[i-1] = sc->buffer[i]; 631 632 sc->buffers--; 633 634 #ifdef AKBD_EMULATE_ATKBD 635 key = adb_to_at_scancode_map[adb_code & 0x7f]; 636 if (sc->sc_mode == K_CODE) { 637 /* Add the key-release bit */ 638 key |= adb_code & 0x80; 639 } else if (sc->sc_mode == K_RAW) { 640 /* 641 * In the raw case, we have to emulate the gross 642 * variable-length AT keyboard thing. Since this code 643 * is copied from sunkbd, which is the same code 644 * as ukbd, it might be nice to have this centralized. 645 */ 646 647 key = keycode2scancode(key, 648 0, adb_code & 0x80); 649 650 if (key & SCAN_PREFIX) { 651 if (key & SCAN_PREFIX_CTL) { 652 sc->at_buffered_char[0] = 653 0x1d | (key & SCAN_RELEASE); 654 sc->at_buffered_char[1] = 655 key & ~SCAN_PREFIX; 656 } else if (key & SCAN_PREFIX_SHIFT) { 657 sc->at_buffered_char[0] = 658 0x2a | (key & SCAN_RELEASE); 659 sc->at_buffered_char[1] = 660 key & ~SCAN_PREFIX_SHIFT; 661 } else { 662 sc->at_buffered_char[0] = 663 key & ~SCAN_PREFIX; 664 sc->at_buffered_char[1] = 0; 665 } 666 667 key = (key & SCAN_PREFIX_E0) ? 0xe0 : 0xe1; 668 } 669 } 670 #else 671 key = adb_code; 672 #endif 673 674 mtx_unlock(&sc->sc_mutex); 675 676 return (key); 677 } 678 679 static int 680 akbd_check_char(keyboard_t *kbd) 681 { 682 if (!KBD_IS_ACTIVE(kbd)) 683 return (FALSE); 684 685 return (akbd_check(kbd)); 686 } 687 688 static int 689 set_typematic(keyboard_t *kbd, int code) 690 { 691 /* These numbers are in microseconds, so convert to ticks */ 692 693 static int delays[] = { 250, 500, 750, 1000 }; 694 static int rates[] = { 34, 38, 42, 46, 50, 55, 59, 63, 695 68, 76, 84, 92, 100, 110, 118, 126, 696 136, 152, 168, 184, 200, 220, 236, 252, 697 272, 304, 336, 368, 400, 440, 472, 504 }; 698 699 if (code & ~0x7f) 700 return EINVAL; 701 kbd->kb_delay1 = delays[(code >> 5) & 3]; 702 kbd->kb_delay2 = rates[code & 0x1f]; 703 return 0; 704 } 705 706 static int akbd_ioctl(keyboard_t *kbd, u_long cmd, caddr_t data) 707 { 708 struct adb_kbd_softc *sc; 709 uint16_t r2; 710 int error; 711 712 sc = (struct adb_kbd_softc *)(kbd); 713 error = 0; 714 715 switch (cmd) { 716 case KDGKBMODE: 717 *(int *)data = sc->sc_mode; 718 break; 719 case KDSKBMODE: 720 switch (*(int *)data) { 721 case K_XLATE: 722 if (sc->sc_mode != K_XLATE) { 723 /* make lock key state and LED state match */ 724 sc->sc_state &= ~LOCK_MASK; 725 sc->sc_state |= KBD_LED_VAL(kbd); 726 } 727 /* FALLTHROUGH */ 728 case K_RAW: 729 case K_CODE: 730 if (sc->sc_mode != *(int *)data) 731 sc->sc_mode = *(int *)data; 732 break; 733 default: 734 error = EINVAL; 735 break; 736 } 737 738 break; 739 740 case KDGETLED: 741 *(int *)data = KBD_LED_VAL(kbd); 742 break; 743 744 case KDSKBSTATE: 745 if (*(int *)data & ~LOCK_MASK) { 746 error = EINVAL; 747 break; 748 } 749 sc->sc_state &= ~LOCK_MASK; 750 sc->sc_state |= *(int *)data; 751 752 /* FALLTHROUGH */ 753 754 case KDSETLED: 755 KBD_LED_VAL(kbd) = *(int *)data; 756 757 if (!sc->have_led_control) 758 break; 759 760 r2 = (~0 & 0x04) | 3; 761 762 if (*(int *)data & NLKED) 763 r2 &= ~1; 764 if (*(int *)data & CLKED) 765 r2 &= ~2; 766 if (*(int *)data & SLKED) 767 r2 &= ~4; 768 769 adb_send_packet(sc->sc_dev,ADB_COMMAND_LISTEN,2, 770 sizeof(uint16_t),(u_char *)&r2); 771 772 break; 773 774 case KDGKBSTATE: 775 *(int *)data = sc->sc_state & LOCK_MASK; 776 break; 777 778 case KDSETREPEAT: 779 if (!KBD_HAS_DEVICE(kbd)) 780 return 0; 781 if (((int *)data)[1] < 0) 782 return EINVAL; 783 if (((int *)data)[0] < 0) 784 return EINVAL; 785 else if (((int *)data)[0] == 0) /* fastest possible value */ 786 kbd->kb_delay1 = 200; 787 else 788 kbd->kb_delay1 = ((int *)data)[0]; 789 kbd->kb_delay2 = ((int *)data)[1]; 790 791 break; 792 793 case KDSETRAD: 794 error = set_typematic(kbd, *(int *)data); 795 break; 796 797 case PIO_KEYMAP: 798 case OPIO_KEYMAP: 799 case PIO_KEYMAPENT: 800 case PIO_DEADKEYMAP: 801 default: 802 return (genkbd_commonioctl(kbd, cmd, data)); 803 } 804 805 return (error); 806 } 807 808 static int akbd_lock(keyboard_t *kbd, int lock) 809 { 810 return (0); 811 } 812 813 static void akbd_clear_state(keyboard_t *kbd) 814 { 815 struct adb_kbd_softc *sc; 816 817 sc = (struct adb_kbd_softc *)(kbd); 818 819 mtx_lock(&sc->sc_mutex); 820 821 sc->buffers = 0; 822 callout_stop(&sc->sc_repeater); 823 824 #if defined(AKBD_EMULATE_ATKBD) 825 sc->at_buffered_char[0] = 0; 826 sc->at_buffered_char[1] = 0; 827 #endif 828 mtx_unlock(&sc->sc_mutex); 829 } 830 831 static int akbd_get_state(keyboard_t *kbd, void *buf, size_t len) 832 { 833 return (0); 834 } 835 836 static int akbd_set_state(keyboard_t *kbd, void *buf, size_t len) 837 { 838 return (0); 839 } 840 841 static int akbd_poll(keyboard_t *kbd, int on) 842 { 843 return (0); 844 } 845 846 static int 847 akbd_modevent(module_t mod, int type, void *data) 848 { 849 switch (type) { 850 case MOD_LOAD: 851 kbd_add_driver(&akbd_kbd_driver); 852 break; 853 854 case MOD_UNLOAD: 855 kbd_delete_driver(&akbd_kbd_driver); 856 break; 857 858 default: 859 return (EOPNOTSUPP); 860 } 861 862 return (0); 863 } 864 865 static int 866 adb_fn_keys(SYSCTL_HANDLER_ARGS) 867 { 868 struct adb_kbd_softc *sc = arg1; 869 int error; 870 uint16_t is_fn_enabled; 871 unsigned int is_fn_enabled_sysctl; 872 873 adb_read_register(sc->sc_dev, 1, &is_fn_enabled); 874 is_fn_enabled &= 1; 875 is_fn_enabled_sysctl = is_fn_enabled; 876 error = sysctl_handle_int(oidp, &is_fn_enabled_sysctl, 0, req); 877 878 if (error || !req->newptr) 879 return (error); 880 881 is_fn_enabled = is_fn_enabled_sysctl; 882 if (is_fn_enabled != 1 && is_fn_enabled != 0) 883 return (EINVAL); 884 885 adb_write_register(sc->sc_dev, 1, 2, &is_fn_enabled); 886 return (0); 887 } 888 889 DEV_MODULE(akbd, akbd_modevent, NULL); 890 891