1 /* $OpenBSD: ukbd.c,v 1.88 2022/10/04 19:38:20 miod Exp $ */ 2 /* $NetBSD: ukbd.c,v 1.85 2003/03/11 16:44:00 augustss Exp $ */ 3 4 /* 5 * Copyright (c) 2010 Miodrag Vallat. 6 * 7 * Permission to use, copy, modify, and distribute this software for any 8 * purpose with or without fee is hereby granted, provided that the above 9 * copyright notice and this permission notice appear in all copies. 10 * 11 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 12 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 13 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 14 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 15 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 16 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 17 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 18 */ 19 /* 20 * Copyright (c) 1998 The NetBSD Foundation, Inc. 21 * All rights reserved. 22 * 23 * This code is derived from software contributed to The NetBSD Foundation 24 * by Lennart Augustsson (lennart@augustsson.net) at 25 * Carlstedt Research & Technology. 26 * 27 * Redistribution and use in source and binary forms, with or without 28 * modification, are permitted provided that the following conditions 29 * are met: 30 * 1. Redistributions of source code must retain the above copyright 31 * notice, this list of conditions and the following disclaimer. 32 * 2. Redistributions in binary form must reproduce the above copyright 33 * notice, this list of conditions and the following disclaimer in the 34 * documentation and/or other materials provided with the distribution. 35 * 36 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 37 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 38 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 39 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 40 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 41 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 42 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 43 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 44 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 45 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 46 * POSSIBILITY OF SUCH DAMAGE. 47 */ 48 49 /* 50 * HID spec: https://www.usb.org/sites/default/files/hid1_11.pdf 51 */ 52 53 #include <sys/param.h> 54 #include <sys/systm.h> 55 #include <sys/timeout.h> 56 #include <sys/kernel.h> 57 #include <sys/device.h> 58 #include <sys/ioctl.h> 59 60 #include <machine/bus.h> 61 62 #include <dev/usb/usb.h> 63 #include <dev/usb/usbhid.h> 64 65 #include <dev/usb/usbdi.h> 66 #include <dev/usb/usbdivar.h> /* needs_reattach() */ 67 #include <dev/usb/usbdi_util.h> 68 #include <dev/usb/usbdevs.h> 69 #include <dev/usb/usb_quirks.h> 70 #include <dev/usb/uhidev.h> 71 #include <dev/usb/ukbdvar.h> 72 73 #include <dev/wscons/wsconsio.h> 74 #include <dev/wscons/wskbdvar.h> 75 #include <dev/wscons/wsksymdef.h> 76 #include <dev/wscons/wsksymvar.h> 77 78 #include <dev/hid/hidkbdsc.h> 79 80 #ifdef UKBD_DEBUG 81 #define DPRINTF(x) do { if (ukbddebug) printf x; } while (0) 82 #define DPRINTFN(n,x) do { if (ukbddebug>(n)) printf x; } while (0) 83 int ukbddebug = 0; 84 #else 85 #define DPRINTF(x) 86 #define DPRINTFN(n,x) 87 #endif 88 89 const kbd_t ukbd_countrylayout[1 + HCC_MAX] = { 90 (kbd_t)-1, 91 (kbd_t)-1, /* arabic */ 92 KB_BE, /* belgian */ 93 (kbd_t)-1, /* canadian bilingual */ 94 KB_CF, /* canadian french */ 95 (kbd_t)-1, /* czech */ 96 KB_DK, /* danish */ 97 (kbd_t)-1, /* finnish */ 98 KB_FR, /* french */ 99 KB_DE, /* german */ 100 (kbd_t)-1, /* greek */ 101 (kbd_t)-1, /* hebrew */ 102 KB_HU, /* hungary */ 103 (kbd_t)-1, /* international (iso) */ 104 KB_IT, /* italian */ 105 KB_JP, /* japanese (katakana) */ 106 (kbd_t)-1, /* korean */ 107 KB_LA, /* latin american */ 108 (kbd_t)-1, /* netherlands/dutch */ 109 KB_NO, /* norwegian */ 110 (kbd_t)-1, /* persian (farsi) */ 111 KB_PL, /* polish */ 112 KB_PT, /* portuguese */ 113 KB_RU, /* russian */ 114 (kbd_t)-1, /* slovakia */ 115 KB_ES, /* spanish */ 116 KB_SV, /* swedish */ 117 KB_SF, /* swiss french */ 118 KB_SG, /* swiss german */ 119 (kbd_t)-1, /* switzerland */ 120 (kbd_t)-1, /* taiwan */ 121 KB_TR, /* turkish Q */ 122 KB_UK, /* uk */ 123 KB_US, /* us */ 124 (kbd_t)-1, /* yugoslavia */ 125 (kbd_t)-1 /* turkish F */ 126 }; 127 128 struct ukbd_softc { 129 struct uhidev sc_hdev; 130 #define sc_ledsize sc_hdev.sc_osize 131 132 struct hidkbd sc_kbd; 133 int sc_spl; 134 135 #ifdef DDB 136 struct timeout sc_ddb; /* for entering DDB */ 137 #endif 138 }; 139 140 void ukbd_cngetc(void *, u_int *, int *); 141 void ukbd_cnpollc(void *, int); 142 void ukbd_cnbell(void *, u_int, u_int, u_int); 143 void ukbd_debugger(void *); 144 145 const struct wskbd_consops ukbd_consops = { 146 ukbd_cngetc, 147 ukbd_cnpollc, 148 ukbd_cnbell, 149 #ifdef DDB 150 ukbd_debugger, 151 #endif 152 }; 153 154 void ukbd_intr(struct uhidev *addr, void *ibuf, u_int len); 155 156 void ukbd_db_enter(void *); 157 int ukbd_enable(void *, int); 158 void ukbd_set_leds(void *, int); 159 int ukbd_ioctl(void *, u_long, caddr_t, int, struct proc *); 160 161 const struct wskbd_accessops ukbd_accessops = { 162 ukbd_enable, 163 ukbd_set_leds, 164 ukbd_ioctl, 165 }; 166 167 int ukbd_match(struct device *, void *, void *); 168 void ukbd_attach(struct device *, struct device *, void *); 169 int ukbd_detach(struct device *, int); 170 171 struct cfdriver ukbd_cd = { 172 NULL, "ukbd", DV_DULL 173 }; 174 175 const struct cfattach ukbd_ca = { 176 sizeof(struct ukbd_softc), ukbd_match, ukbd_attach, ukbd_detach 177 }; 178 179 #ifdef __loongson__ 180 void ukbd_gdium_munge(void *, uint8_t *, u_int); 181 #endif 182 183 int 184 ukbd_match(struct device *parent, void *match, void *aux) 185 { 186 struct uhidev_attach_arg *uha = (struct uhidev_attach_arg *)aux; 187 int size; 188 void *desc; 189 190 if (UHIDEV_CLAIM_MULTIPLE_REPORTID(uha)) 191 return (UMATCH_NONE); 192 193 uhidev_get_report_desc(uha->parent, &desc, &size); 194 if (!hid_is_collection(desc, size, uha->reportid, 195 HID_USAGE2(HUP_GENERIC_DESKTOP, HUG_KEYBOARD))) 196 return (UMATCH_NONE); 197 198 return (UMATCH_IFACECLASS); 199 } 200 201 void 202 ukbd_attach(struct device *parent, struct device *self, void *aux) 203 { 204 struct ukbd_softc *sc = (struct ukbd_softc *)self; 205 struct hidkbd *kbd = &sc->sc_kbd; 206 struct uhidev_attach_arg *uha = (struct uhidev_attach_arg *)aux; 207 struct usb_hid_descriptor *hid; 208 u_int32_t quirks, qflags = 0; 209 int dlen, repid; 210 int console = 1; 211 void *desc; 212 kbd_t layout = (kbd_t)-1; 213 214 sc->sc_hdev.sc_intr = ukbd_intr; 215 sc->sc_hdev.sc_parent = uha->parent; 216 sc->sc_hdev.sc_udev = uha->uaa->device; 217 sc->sc_hdev.sc_report_id = uha->reportid; 218 219 usbd_set_idle(uha->parent->sc_udev, uha->parent->sc_ifaceno, 0, 0); 220 221 uhidev_get_report_desc(uha->parent, &desc, &dlen); 222 repid = uha->reportid; 223 sc->sc_hdev.sc_isize = hid_report_size(desc, dlen, hid_input, repid); 224 sc->sc_hdev.sc_osize = hid_report_size(desc, dlen, hid_output, repid); 225 sc->sc_hdev.sc_fsize = hid_report_size(desc, dlen, hid_feature, repid); 226 227 /* 228 * Since the HID-Proxy is always detected before any 229 * real keyboard, do not let it grab the console. 230 */ 231 if (uha->uaa->vendor == USB_VENDOR_APPLE && 232 uha->uaa->product == USB_PRODUCT_APPLE_BLUETOOTH_HCI) 233 console = 0; 234 235 quirks = usbd_get_quirks(sc->sc_hdev.sc_udev)->uq_flags; 236 if (quirks & UQ_SPUR_BUT_UP) 237 qflags |= HIDKBD_SPUR_BUT_UP; 238 239 if (hidkbd_attach(self, kbd, console, qflags, repid, desc, dlen) != 0) 240 return; 241 242 if (uha->uaa->vendor == USB_VENDOR_APPLE) { 243 if (hid_locate(desc, dlen, HID_USAGE2(HUP_APPLE, HUG_FN_KEY), 244 uha->reportid, hid_input, &kbd->sc_fn, &qflags)) { 245 if (qflags & HIO_VARIABLE) { 246 switch (uha->uaa->product) { 247 case USB_PRODUCT_APPLE_FOUNTAIN_ISO: 248 case USB_PRODUCT_APPLE_GEYSER_ISO: 249 case USB_PRODUCT_APPLE_GEYSER3_ISO: 250 case USB_PRODUCT_APPLE_WELLSPRING6_ISO: 251 case USB_PRODUCT_APPLE_WELLSPRING8_ISO: 252 kbd->sc_munge = hidkbd_apple_iso_munge; 253 break; 254 case USB_PRODUCT_APPLE_WELLSPRING_ISO: 255 case USB_PRODUCT_APPLE_WELLSPRING4_ISO: 256 case USB_PRODUCT_APPLE_WELLSPRING4A_ISO: 257 kbd->sc_munge = hidkbd_apple_iso_mba_munge; 258 break; 259 case USB_PRODUCT_APPLE_WELLSPRING_ANSI: 260 case USB_PRODUCT_APPLE_WELLSPRING_JIS: 261 case USB_PRODUCT_APPLE_WELLSPRING4_ANSI: 262 case USB_PRODUCT_APPLE_WELLSPRING4_JIS: 263 case USB_PRODUCT_APPLE_WELLSPRING4A_ANSI: 264 case USB_PRODUCT_APPLE_WELLSPRING4A_JIS: 265 kbd->sc_munge = hidkbd_apple_mba_munge; 266 break; 267 default: 268 kbd->sc_munge = hidkbd_apple_munge; 269 break; 270 } 271 } 272 } 273 } 274 275 if (uha->uaa->vendor == USB_VENDOR_TOPRE && 276 uha->uaa->product == USB_PRODUCT_TOPRE_HHKB) { 277 /* ignore country code on purpose */ 278 } else { 279 usb_interface_descriptor_t *id; 280 281 id = usbd_get_interface_descriptor(uha->uaa->iface); 282 hid = usbd_get_hid_descriptor(uha->uaa->device, id); 283 284 if (hid->bCountryCode <= HCC_MAX) 285 layout = ukbd_countrylayout[hid->bCountryCode]; 286 #ifdef DIAGNOSTIC 287 if (hid->bCountryCode != 0) 288 printf(", country code %d", hid->bCountryCode); 289 #endif 290 } 291 if (layout == (kbd_t)-1) { 292 #ifdef UKBD_LAYOUT 293 layout = UKBD_LAYOUT; 294 #else 295 layout = KB_US | KB_DEFAULT; 296 #endif 297 } 298 299 printf("\n"); 300 301 #ifdef __loongson__ 302 if (uha->uaa->vendor == USB_VENDOR_CYPRESS && 303 uha->uaa->product == USB_PRODUCT_CYPRESS_LPRDK) 304 kbd->sc_munge = ukbd_gdium_munge; 305 #endif 306 307 if (kbd->sc_console_keyboard) { 308 extern struct wskbd_mapdata ukbd_keymapdata; 309 310 DPRINTF(("ukbd_attach: console keyboard sc=%p\n", sc)); 311 ukbd_keymapdata.layout = layout; 312 wskbd_cnattach(&ukbd_consops, sc, &ukbd_keymapdata); 313 ukbd_enable(sc, 1); 314 } 315 316 /* Flash the leds; no real purpose, just shows we're alive. */ 317 ukbd_set_leds(sc, WSKBD_LED_SCROLL | WSKBD_LED_NUM | 318 WSKBD_LED_CAPS | WSKBD_LED_COMPOSE); 319 usbd_delay_ms(sc->sc_hdev.sc_udev, 400); 320 ukbd_set_leds(sc, 0); 321 322 hidkbd_attach_wskbd(kbd, layout, &ukbd_accessops); 323 324 #ifdef DDB 325 timeout_set(&sc->sc_ddb, ukbd_db_enter, sc); 326 #endif 327 } 328 329 int 330 ukbd_detach(struct device *self, int flags) 331 { 332 struct ukbd_softc *sc = (struct ukbd_softc *)self; 333 struct hidkbd *kbd = &sc->sc_kbd; 334 int rv; 335 336 rv = hidkbd_detach(kbd, flags); 337 338 /* The console keyboard does not get a disable call, so check pipe. */ 339 if (sc->sc_hdev.sc_state & UHIDEV_OPEN) 340 uhidev_close(&sc->sc_hdev); 341 342 return (rv); 343 } 344 345 void 346 ukbd_intr(struct uhidev *addr, void *ibuf, u_int len) 347 { 348 struct ukbd_softc *sc = (struct ukbd_softc *)addr; 349 struct hidkbd *kbd = &sc->sc_kbd; 350 351 if (kbd->sc_enabled != 0) 352 hidkbd_input(kbd, (uint8_t *)ibuf, len); 353 } 354 355 int 356 ukbd_enable(void *v, int on) 357 { 358 struct ukbd_softc *sc = v; 359 struct hidkbd *kbd = &sc->sc_kbd; 360 int rv; 361 362 if (on && usbd_is_dying(sc->sc_hdev.sc_udev)) 363 return EIO; 364 365 if ((rv = hidkbd_enable(kbd, on)) != 0) 366 return rv; 367 368 if (on) { 369 return uhidev_open(&sc->sc_hdev); 370 } else { 371 uhidev_close(&sc->sc_hdev); 372 return 0; 373 } 374 } 375 376 void 377 ukbd_set_leds(void *v, int leds) 378 { 379 struct ukbd_softc *sc = v; 380 struct hidkbd *kbd = &sc->sc_kbd; 381 u_int8_t res; 382 383 if (usbd_is_dying(sc->sc_hdev.sc_udev)) 384 return; 385 386 if (sc->sc_ledsize && hidkbd_set_leds(kbd, leds, &res) != 0) 387 uhidev_set_report_async(sc->sc_hdev.sc_parent, 388 UHID_OUTPUT_REPORT, sc->sc_hdev.sc_report_id, &res, 1); 389 } 390 391 int 392 ukbd_ioctl(void *v, u_long cmd, caddr_t data, int flag, struct proc *p) 393 { 394 struct ukbd_softc *sc = v; 395 struct hidkbd *kbd = &sc->sc_kbd; 396 int rc; 397 398 switch (cmd) { 399 case WSKBDIO_GTYPE: 400 *(int *)data = WSKBD_TYPE_USB; 401 return (0); 402 case WSKBDIO_SETLEDS: 403 ukbd_set_leds(v, *(int *)data); 404 return (0); 405 default: 406 rc = uhidev_ioctl(&sc->sc_hdev, cmd, data, flag, p); 407 if (rc != -1) 408 return rc; 409 else 410 return hidkbd_ioctl(kbd, cmd, data, flag, p); 411 } 412 } 413 414 /* Console interface. */ 415 void 416 ukbd_cngetc(void *v, u_int *type, int *data) 417 { 418 struct ukbd_softc *sc = v; 419 struct hidkbd *kbd = &sc->sc_kbd; 420 421 DPRINTFN(0,("ukbd_cngetc: enter\n")); 422 kbd->sc_polling = 1; 423 while (kbd->sc_npollchar <= 0) 424 usbd_dopoll(sc->sc_hdev.sc_udev); 425 kbd->sc_polling = 0; 426 hidkbd_cngetc(kbd, type, data); 427 DPRINTFN(0,("ukbd_cngetc: return 0x%02x\n", *data)); 428 } 429 430 void 431 ukbd_cnpollc(void *v, int on) 432 { 433 struct ukbd_softc *sc = v; 434 435 DPRINTFN(2,("ukbd_cnpollc: sc=%p on=%d\n", v, on)); 436 437 if (on) 438 sc->sc_spl = splusb(); 439 else 440 splx(sc->sc_spl); 441 usbd_set_polling(sc->sc_hdev.sc_udev, on); 442 } 443 444 void 445 ukbd_cnbell(void *v, u_int pitch, u_int period, u_int volume) 446 { 447 hidkbd_bell(pitch, period, volume, 1); 448 } 449 450 #ifdef DDB 451 void 452 ukbd_debugger(void *v) 453 { 454 struct ukbd_softc *sc = v; 455 456 /* 457 * For the console keyboard we can't deliver CTL-ALT-ESC 458 * from the interrupt routine. Doing so would start 459 * polling from inside the interrupt routine and that 460 * loses bigtime. 461 */ 462 timeout_add(&sc->sc_ddb, 1); 463 } 464 465 void 466 ukbd_db_enter(void *xsc) 467 { 468 db_enter(); 469 } 470 #endif 471 472 int 473 ukbd_cnattach(void) 474 { 475 struct ukbd_softc *sc; 476 int i; 477 478 /* 479 * XXX USB requires too many parts of the kernel to be running 480 * XXX in order to work, so we can't do much for the console 481 * XXX keyboard until autoconfiguration has run its course. 482 */ 483 hidkbd_is_console = 1; 484 485 if (!cold) { 486 /* 487 * When switching console dynamically force all USB keyboards 488 * to re-attach and possibly became the 'console' keyboard. 489 */ 490 for (i = 0; i < ukbd_cd.cd_ndevs; i++) { 491 if ((sc = ukbd_cd.cd_devs[i]) != NULL) { 492 usb_needs_reattach(sc->sc_hdev.sc_udev); 493 break; 494 } 495 } 496 } 497 498 return (0); 499 } 500 501 #ifdef __loongson__ 502 /* 503 * Software Fn- translation for Gdium Liberty keyboard. 504 */ 505 #define GDIUM_FN_CODE 0x82 506 void 507 ukbd_gdium_munge(void *vsc, uint8_t *ibuf, u_int ilen) 508 { 509 struct ukbd_softc *sc = vsc; 510 struct hidkbd *kbd = &sc->sc_kbd; 511 uint8_t *pos, *spos, *epos, xlat; 512 int fn; 513 514 static const struct hidkbd_translation gdium_fn_trans[] = { 515 #ifdef notyet 516 { 58, 0 }, /* F1 -> toggle camera */ 517 { 59, 0 }, /* F2 -> toggle wireless */ 518 #endif 519 { 60, 127 }, /* F3 -> audio mute */ 520 { 61, 128 }, /* F4 -> audio raise */ 521 { 62, 129 }, /* F5 -> audio lower */ 522 #ifdef notyet 523 { 63, 0 }, /* F6 -> toggle ext. video */ 524 { 64, 0 }, /* F7 -> toggle mouse */ 525 { 65, 0 }, /* F8 -> brightness up */ 526 { 66, 0 }, /* F9 -> brightness down */ 527 { 67, 0 }, /* F10 -> suspend */ 528 { 68, 0 }, /* F11 -> user1 */ 529 { 69, 0 }, /* F12 -> user2 */ 530 { 70, 0 }, /* print screen -> sysrq */ 531 #endif 532 { 76, 71 }, /* delete -> scroll lock */ 533 { 81, 78 }, /* down -> page down */ 534 { 82, 75 } /* up -> page up */ 535 }; 536 537 spos = ibuf + kbd->sc_keycodeloc.pos / 8; 538 epos = spos + kbd->sc_nkeycode; 539 540 /* 541 * Check for Fn key being down and remove it from the report. 542 */ 543 544 fn = 0; 545 for (pos = spos; pos != epos; pos++) 546 if (*pos == GDIUM_FN_CODE) { 547 fn = 1; 548 *pos = 0; 549 break; 550 } 551 552 /* 553 * Rewrite keycodes on the fly to perform Fn-key translation. 554 * Keycodes without a translation are passed unaffected. 555 */ 556 557 if (fn != 0) 558 for (pos = spos; pos != epos; pos++) { 559 xlat = hidkbd_translate(gdium_fn_trans, 560 nitems(gdium_fn_trans), *pos); 561 if (xlat != 0) 562 *pos = xlat; 563 } 564 565 } 566 #endif 567