ukbd.c revision 1.68
1 /* $NetBSD: ukbd.c,v 1.68 2001/10/24 15:31:06 augustss Exp $ */ 2 3 /* 4 * Copyright (c) 1998 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Lennart Augustsson (lennart (at) augustsson.net) at 9 * Carlstedt Research & Technology. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 3. All advertising materials mentioning features or use of this software 20 * must display the following acknowledgement: 21 * This product includes software developed by the NetBSD 22 * Foundation, Inc. and its contributors. 23 * 4. Neither the name of The NetBSD Foundation nor the names of its 24 * contributors may be used to endorse or promote products derived 25 * from this software without specific prior written permission. 26 * 27 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 28 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 29 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 30 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 31 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 32 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 33 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 34 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 35 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 36 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 37 * POSSIBILITY OF SUCH DAMAGE. 38 */ 39 40 /* 41 * HID spec: http://www.usb.org/developers/data/devclass/hid1_1.pdf 42 */ 43 44 #include <sys/param.h> 45 #include <sys/systm.h> 46 #include <sys/callout.h> 47 #include <sys/kernel.h> 48 #include <sys/device.h> 49 #include <sys/ioctl.h> 50 #include <sys/tty.h> 51 #include <sys/file.h> 52 #include <sys/select.h> 53 #include <sys/proc.h> 54 #include <sys/vnode.h> 55 #include <sys/poll.h> 56 57 #include <dev/usb/usb.h> 58 #include <dev/usb/usbhid.h> 59 60 #include <dev/usb/usbdi.h> 61 #include <dev/usb/usbdi_util.h> 62 #include <dev/usb/usbdevs.h> 63 #include <dev/usb/usb_quirks.h> 64 #include <dev/usb/hid.h> 65 #include <dev/usb/ukbdvar.h> 66 67 #include <dev/wscons/wsconsio.h> 68 #include <dev/wscons/wskbdvar.h> 69 #include <dev/wscons/wsksymdef.h> 70 #include <dev/wscons/wsksymvar.h> 71 72 #include "opt_wsdisplay_compat.h" 73 74 #ifdef UKBD_DEBUG 75 #define DPRINTF(x) if (ukbddebug) logprintf x 76 #define DPRINTFN(n,x) if (ukbddebug>(n)) logprintf x 77 int ukbddebug = 0; 78 #else 79 #define DPRINTF(x) 80 #define DPRINTFN(n,x) 81 #endif 82 83 #define NKEYCODE 6 84 85 #define NUM_LOCK 0x01 86 #define CAPS_LOCK 0x02 87 #define SCROLL_LOCK 0x04 88 89 struct ukbd_data { 90 u_int8_t modifiers; 91 #define MOD_CONTROL_L 0x01 92 #define MOD_CONTROL_R 0x10 93 #define MOD_SHIFT_L 0x02 94 #define MOD_SHIFT_R 0x20 95 #define MOD_ALT_L 0x04 96 #define MOD_ALT_R 0x40 97 #define MOD_WIN_L 0x08 98 #define MOD_WIN_R 0x80 99 u_int8_t reserved; 100 u_int8_t keycode[NKEYCODE]; 101 }; 102 103 #define PRESS 0x000 104 #define RELEASE 0x100 105 #define CODEMASK 0x0ff 106 107 /* Translate USB bitmap to USB keycode. */ 108 #define NMOD 8 109 Static const struct { 110 int mask, key; 111 } ukbd_mods[NMOD] = { 112 { MOD_CONTROL_L, 224 }, 113 { MOD_CONTROL_R, 228 }, 114 { MOD_SHIFT_L, 225 }, 115 { MOD_SHIFT_R, 229 }, 116 { MOD_ALT_L, 226 }, 117 { MOD_ALT_R, 230 }, 118 { MOD_WIN_L, 227 }, 119 { MOD_WIN_R, 231 }, 120 }; 121 122 #if defined(__NetBSD__) && defined(WSDISPLAY_COMPAT_RAWKBD) 123 #define NN 0 /* no translation */ 124 /* 125 * Translate USB keycodes to US keyboard XT scancodes. 126 * Scancodes >= 128 represent EXTENDED keycodes. 127 */ 128 Static const u_int8_t ukbd_trtab[256] = { 129 NN, NN, NN, NN, 30, 48, 46, 32, /* 00 - 07 */ 130 18, 33, 34, 35, 23, 36, 37, 38, /* 08 - 0F */ 131 50, 49, 24, 25, 16, 19, 31, 20, /* 10 - 17 */ 132 22, 47, 17, 45, 21, 44, 2, 3, /* 18 - 1F */ 133 4, 5, 6, 7, 8, 9, 10, 11, /* 20 - 27 */ 134 28, 1, 14, 15, 57, 12, 13, 26, /* 28 - 2F */ 135 27, 43, 43, 39, 40, 41, 51, 52, /* 30 - 37 */ 136 53, 58, 59, 60, 61, 62, 63, 64, /* 38 - 3F */ 137 65, 66, 67, 68, 87, 88, 170, 70, /* 40 - 47 */ 138 127, 210, 199, 201, 211, 207, 209, 205, /* 48 - 4F */ 139 203, 208, 200, 69, 181, 55, 74, 78, /* 50 - 57 */ 140 156, 79, 80, 81, 75, 76, 77, 71, /* 58 - 5F */ 141 72, 73, 82, 83, 86, 221, NN, NN, /* 60 - 67 */ 142 NN, NN, NN, NN, NN, NN, NN, NN, /* 68 - 6F */ 143 NN, NN, NN, NN, NN, NN, NN, NN, /* 70 - 77 */ 144 NN, NN, NN, NN, NN, NN, NN, NN, /* 78 - 7F */ 145 NN, NN, NN, NN, NN, NN, NN, NN, /* 80 - 87 */ 146 NN, NN, NN, NN, NN, NN, NN, NN, /* 88 - 8F */ 147 NN, NN, NN, NN, NN, NN, NN, NN, /* 90 - 97 */ 148 NN, NN, NN, NN, NN, NN, NN, NN, /* 98 - 9F */ 149 NN, NN, NN, NN, NN, NN, NN, NN, /* A0 - A7 */ 150 NN, NN, NN, NN, NN, NN, NN, NN, /* A8 - AF */ 151 NN, NN, NN, NN, NN, NN, NN, NN, /* B0 - B7 */ 152 NN, NN, NN, NN, NN, NN, NN, NN, /* B8 - BF */ 153 NN, NN, NN, NN, NN, NN, NN, NN, /* C0 - C7 */ 154 NN, NN, NN, NN, NN, NN, NN, NN, /* C8 - CF */ 155 NN, NN, NN, NN, NN, NN, NN, NN, /* D0 - D7 */ 156 NN, NN, NN, NN, NN, NN, NN, NN, /* D8 - DF */ 157 29, 42, 56, 219, 157, 54, 184,220, /* E0 - E7 */ 158 NN, NN, NN, NN, NN, NN, NN, NN, /* E8 - EF */ 159 NN, NN, NN, NN, NN, NN, NN, NN, /* F0 - F7 */ 160 NN, NN, NN, NN, NN, NN, NN, NN, /* F8 - FF */ 161 }; 162 #endif /* defined(__NetBSD__) && defined(WSDISPLAY_COMPAT_RAWKBD) */ 163 164 #define KEY_ERROR 0x01 165 166 #define MAXKEYS (NMOD+2*NKEYCODE) 167 168 struct ukbd_softc { 169 USBBASEDEVICE sc_dev; /* base device */ 170 usbd_device_handle sc_udev; 171 usbd_interface_handle sc_iface; /* interface */ 172 usbd_pipe_handle sc_intrpipe; /* interrupt pipe */ 173 int sc_ep_addr; 174 175 struct ukbd_data sc_ndata; 176 struct ukbd_data sc_odata; 177 178 char sc_enabled; 179 180 int sc_console_keyboard; /* we are the console keyboard */ 181 182 char sc_debounce; /* for quirk handling */ 183 struct callout sc_delay; /* for quirk handling */ 184 struct ukbd_data sc_data; /* for quirk handling */ 185 186 int sc_leds; 187 #if defined(__NetBSD__) 188 struct callout sc_rawrepeat_ch; 189 190 struct device *sc_wskbddev; 191 #if defined(WSDISPLAY_COMPAT_RAWKBD) 192 #define REP_DELAY1 400 193 #define REP_DELAYN 100 194 int sc_rawkbd; 195 int sc_nrep; 196 char sc_rep[MAXKEYS]; 197 #endif /* defined(WSDISPLAY_COMPAT_RAWKBD) */ 198 199 int sc_polling; 200 int sc_npollchar; 201 u_int16_t sc_pollchars[MAXKEYS]; 202 #endif /* defined(__NetBSD__) */ 203 204 u_char sc_dying; 205 }; 206 207 #ifdef UKBD_DEBUG 208 #define UKBDTRACESIZE 64 209 struct ukbdtraceinfo { 210 int unit; 211 struct timeval tv; 212 struct ukbd_data ud; 213 }; 214 struct ukbdtraceinfo ukbdtracedata[UKBDTRACESIZE]; 215 int ukbdtraceindex = 0; 216 int ukbdtrace = 0; 217 void ukbdtracedump(void); 218 void 219 ukbdtracedump(void) 220 { 221 int i; 222 for (i = 0; i < UKBDTRACESIZE; i++) { 223 struct ukbdtraceinfo *p = 224 &ukbdtracedata[(i+ukbdtraceindex)%UKBDTRACESIZE]; 225 printf("%lu.%06lu: mod=0x%02x key0=0x%02x key1=0x%02x " 226 "key2=0x%02x key3=0x%02x\n", 227 p->tv.tv_sec, p->tv.tv_usec, 228 p->ud.modifiers, p->ud.keycode[0], p->ud.keycode[1], 229 p->ud.keycode[2], p->ud.keycode[3]); 230 } 231 } 232 #endif 233 234 #define UKBDUNIT(dev) (minor(dev)) 235 #define UKBD_CHUNK 128 /* chunk size for read */ 236 #define UKBD_BSIZE 1020 /* buffer size */ 237 238 Static int ukbd_is_console; 239 240 Static void ukbd_cngetc(void *, u_int *, int *); 241 Static void ukbd_cnpollc(void *, int); 242 243 #if defined(__NetBSD__) 244 const struct wskbd_consops ukbd_consops = { 245 ukbd_cngetc, 246 ukbd_cnpollc, 247 }; 248 #endif 249 250 Static void ukbd_intr(usbd_xfer_handle, usbd_private_handle, usbd_status); 251 Static void ukbd_decode(struct ukbd_softc *sc, struct ukbd_data *ud); 252 Static void ukbd_delayed_decode(void *addr); 253 254 Static int ukbd_enable(void *, int); 255 Static void ukbd_set_leds(void *, int); 256 257 #if defined(__NetBSD__) 258 Static int ukbd_ioctl(void *, u_long, caddr_t, int, struct proc *); 259 #ifdef WSDISPLAY_COMPAT_RAWKBD 260 Static void ukbd_rawrepeat(void *v); 261 #endif 262 263 const struct wskbd_accessops ukbd_accessops = { 264 ukbd_enable, 265 ukbd_set_leds, 266 ukbd_ioctl, 267 }; 268 269 extern const struct wscons_keydesc ukbd_keydesctab[]; 270 271 const struct wskbd_mapdata ukbd_keymapdata = { 272 ukbd_keydesctab, 273 #ifdef UKBD_LAYOUT 274 UKBD_LAYOUT, 275 #else 276 KB_US, 277 #endif 278 }; 279 #endif 280 281 USB_DECLARE_DRIVER(ukbd); 282 283 USB_MATCH(ukbd) 284 { 285 USB_MATCH_START(ukbd, uaa); 286 usb_interface_descriptor_t *id; 287 288 /* Check that this is a keyboard that speaks the boot protocol. */ 289 if (uaa->iface == NULL) 290 return (UMATCH_NONE); 291 id = usbd_get_interface_descriptor(uaa->iface); 292 if (id == NULL || 293 id->bInterfaceClass != UICLASS_HID || 294 id->bInterfaceSubClass != UISUBCLASS_BOOT || 295 id->bInterfaceProtocol != UIPROTO_BOOT_KEYBOARD) 296 return (UMATCH_NONE); 297 return (UMATCH_IFACECLASS_IFACESUBCLASS_IFACEPROTO); 298 } 299 300 USB_ATTACH(ukbd) 301 { 302 USB_ATTACH_START(ukbd, sc, uaa); 303 usbd_interface_handle iface = uaa->iface; 304 usb_interface_descriptor_t *id; 305 usb_endpoint_descriptor_t *ed; 306 usbd_status err; 307 u_int32_t qflags; 308 char devinfo[1024]; 309 #if defined(__NetBSD__) 310 struct wskbddev_attach_args a; 311 #else 312 int i; 313 #endif 314 315 sc->sc_udev = uaa->device; 316 sc->sc_iface = iface; 317 id = usbd_get_interface_descriptor(iface); 318 usbd_devinfo(uaa->device, 0, devinfo); 319 USB_ATTACH_SETUP; 320 printf("%s: %s, iclass %d/%d\n", USBDEVNAME(sc->sc_dev), 321 devinfo, id->bInterfaceClass, id->bInterfaceSubClass); 322 323 ed = usbd_interface2endpoint_descriptor(iface, 0); 324 if (ed == NULL) { 325 printf("%s: could not read endpoint descriptor\n", 326 USBDEVNAME(sc->sc_dev)); 327 USB_ATTACH_ERROR_RETURN; 328 } 329 330 DPRINTFN(10,("ukbd_attach: bLength=%d bDescriptorType=%d " 331 "bEndpointAddress=%d-%s bmAttributes=%d wMaxPacketSize=%d" 332 " bInterval=%d\n", 333 ed->bLength, ed->bDescriptorType, 334 ed->bEndpointAddress & UE_ADDR, 335 UE_GET_DIR(ed->bEndpointAddress)==UE_DIR_IN? "in" : "out", 336 ed->bmAttributes & UE_XFERTYPE, 337 UGETW(ed->wMaxPacketSize), ed->bInterval)); 338 339 if (UE_GET_DIR(ed->bEndpointAddress) != UE_DIR_IN || 340 (ed->bmAttributes & UE_XFERTYPE) != UE_INTERRUPT) { 341 printf("%s: unexpected endpoint\n", 342 USBDEVNAME(sc->sc_dev)); 343 USB_ATTACH_ERROR_RETURN; 344 } 345 346 qflags = usbd_get_quirks(uaa->device)->uq_flags; 347 if ((qflags & UQ_NO_SET_PROTO) == 0) { 348 err = usbd_set_protocol(iface, 0); 349 DPRINTFN(5, ("ukbd_attach: protocol set\n")); 350 if (err) { 351 printf("%s: set protocol failed\n", 352 USBDEVNAME(sc->sc_dev)); 353 USB_ATTACH_ERROR_RETURN; 354 } 355 } 356 sc->sc_debounce = (qflags & UQ_SPUR_BUT_UP) != 0; 357 358 /* Ignore if SETIDLE fails since it is not crucial. */ 359 (void)usbd_set_idle(iface, 0, 0); 360 361 sc->sc_ep_addr = ed->bEndpointAddress; 362 363 /* 364 * Remember if we're the console keyboard. 365 * 366 * XXX This always picks the first keyboard on the 367 * first USB bus, but what else can we really do? 368 */ 369 if ((sc->sc_console_keyboard = ukbd_is_console) != 0) { 370 /* Don't let any other keyboard have it. */ 371 ukbd_is_console = 0; 372 } 373 374 if (sc->sc_console_keyboard) { 375 DPRINTF(("ukbd_attach: console keyboard sc=%p\n", sc)); 376 wskbd_cnattach(&ukbd_consops, sc, &ukbd_keymapdata); 377 ukbd_enable(sc, 1); 378 } 379 380 a.console = sc->sc_console_keyboard; 381 382 a.keymap = &ukbd_keymapdata; 383 384 a.accessops = &ukbd_accessops; 385 a.accesscookie = sc; 386 387 callout_init(&sc->sc_rawrepeat_ch); 388 389 callout_init(&sc->sc_delay); 390 391 /* Flash the leds; no real purpose, just shows we're alive. */ 392 ukbd_set_leds(sc, WSKBD_LED_SCROLL | WSKBD_LED_NUM | WSKBD_LED_CAPS); 393 usbd_delay_ms(uaa->device, 400); 394 ukbd_set_leds(sc, 0); 395 396 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, 397 USBDEV(sc->sc_dev)); 398 399 sc->sc_wskbddev = config_found(self, &a, wskbddevprint); 400 401 USB_ATTACH_SUCCESS_RETURN; 402 } 403 404 int 405 ukbd_enable(void *v, int on) 406 { 407 struct ukbd_softc *sc = v; 408 usbd_status err; 409 410 if (on && sc->sc_dying) 411 return (EIO); 412 413 /* Should only be called to change state */ 414 if (sc->sc_enabled == on) { 415 #ifdef DIAGNOSTIC 416 printf("ukbd_enable: %s: bad call on=%d\n", 417 USBDEVNAME(sc->sc_dev), on); 418 #endif 419 return (EBUSY); 420 } 421 422 DPRINTF(("ukbd_enable: sc=%p on=%d\n", sc, on)); 423 if (on) { 424 /* Set up interrupt pipe. */ 425 err = usbd_open_pipe_intr(sc->sc_iface, sc->sc_ep_addr, 426 USBD_SHORT_XFER_OK, &sc->sc_intrpipe, sc, 427 &sc->sc_ndata, sizeof(sc->sc_ndata), ukbd_intr, 428 USBD_DEFAULT_INTERVAL); 429 if (err) 430 return (EIO); 431 } else { 432 /* Disable interrupts. */ 433 usbd_abort_pipe(sc->sc_intrpipe); 434 usbd_close_pipe(sc->sc_intrpipe); 435 sc->sc_intrpipe = NULL; 436 } 437 sc->sc_enabled = on; 438 439 return (0); 440 } 441 442 int 443 ukbd_activate(device_ptr_t self, enum devact act) 444 { 445 struct ukbd_softc *sc = (struct ukbd_softc *)self; 446 int rv = 0; 447 448 switch (act) { 449 case DVACT_ACTIVATE: 450 return (EOPNOTSUPP); 451 break; 452 453 case DVACT_DEACTIVATE: 454 if (sc->sc_wskbddev != NULL) 455 rv = config_deactivate(sc->sc_wskbddev); 456 sc->sc_dying = 1; 457 break; 458 } 459 return (rv); 460 } 461 462 USB_DETACH(ukbd) 463 { 464 USB_DETACH_START(ukbd, sc); 465 int rv = 0; 466 467 DPRINTF(("ukbd_detach: sc=%p flags=%d\n", sc, flags)); 468 469 if (sc->sc_console_keyboard) { 470 #if 0 471 /* 472 * XXX Should probably disconnect our consops, 473 * XXX and either notify some other keyboard that 474 * XXX it can now be the console, or if there aren't 475 * XXX any more USB keyboards, set ukbd_is_console 476 * XXX back to 1 so that the next USB keyboard attached 477 * XXX to the system will get it. 478 */ 479 panic("ukbd_detach: console keyboard"); 480 #else 481 /* 482 * Disconnect our consops and set ukbd_is_console 483 * back to 1 so that the next USB keyboard attached 484 * to the system will get it. 485 * XXX Should notify some other keyboard that it can be 486 * XXX console, if there are any other keyboards. 487 */ 488 printf("%s: was console keyboard\n", USBDEVNAME(sc->sc_dev)); 489 wskbd_cndetach(); 490 ukbd_is_console = 1; 491 #endif 492 } 493 /* No need to do reference counting of ukbd, wskbd has all the goo. */ 494 if (sc->sc_wskbddev != NULL) 495 rv = config_detach(sc->sc_wskbddev, flags); 496 497 /* The console keyboard does not get a disable call, so check pipe. */ 498 if (sc->sc_intrpipe != NULL) { 499 usbd_abort_pipe(sc->sc_intrpipe); 500 usbd_close_pipe(sc->sc_intrpipe); 501 sc->sc_intrpipe = NULL; 502 } 503 504 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, 505 USBDEV(sc->sc_dev)); 506 507 return (rv); 508 } 509 510 void 511 ukbd_intr(xfer, addr, status) 512 usbd_xfer_handle xfer; 513 usbd_private_handle addr; 514 usbd_status status; 515 { 516 struct ukbd_softc *sc = addr; 517 struct ukbd_data *ud = &sc->sc_ndata; 518 519 DPRINTFN(5, ("ukbd_intr: status=%d\n", status)); 520 if (status == USBD_CANCELLED) 521 return; 522 523 if (status) { 524 DPRINTF(("ukbd_intr: status=%d\n", status)); 525 if (status == USBD_STALLED) 526 usbd_clear_endpoint_stall_async(sc->sc_intrpipe); 527 return; 528 } 529 530 if (sc->sc_debounce) { 531 /* 532 * Some keyboards have a peculiar quirk. They sometimes 533 * generate a key up followed by a key down for the same 534 * key after about 10 ms. 535 * We avoid this bug by holding off decoding for 20 ms. 536 */ 537 sc->sc_data = *ud; 538 callout_reset(&sc->sc_delay, hz / 50, ukbd_delayed_decode, sc); 539 } else { 540 ukbd_decode(sc, ud); 541 } 542 } 543 544 void 545 ukbd_delayed_decode(void *addr) 546 { 547 struct ukbd_softc *sc = addr; 548 549 ukbd_decode(sc, &sc->sc_data); 550 } 551 552 void 553 ukbd_decode(struct ukbd_softc *sc, struct ukbd_data *ud) 554 { 555 int mod, omod; 556 u_int16_t ibuf[MAXKEYS]; /* chars events */ 557 int s; 558 int nkeys, i, j; 559 int key; 560 #define ADDKEY(c) ibuf[nkeys++] = (c) 561 562 #ifdef UKBD_DEBUG 563 /* 564 * Keep a trace of the last events. Using printf changes the 565 * timing, so this can be useful sometimes. 566 */ 567 if (ukbdtrace) { 568 struct ukbdtraceinfo *p = &ukbdtracedata[ukbdtraceindex]; 569 p->unit = sc->sc_dev.dv_unit; 570 microtime(&p->tv); 571 p->ud = *ud; 572 if (++ukbdtraceindex >= UKBDTRACESIZE) 573 ukbdtraceindex = 0; 574 } 575 if (ukbddebug > 5) { 576 struct timeval tv; 577 microtime(&tv); 578 DPRINTF((" at %lu.%06lu mod=0x%02x key0=0x%02x key1=0x%02x " 579 "key2=0x%02x key3=0x%02x\n", 580 tv.tv_sec, tv.tv_usec, 581 ud->modifiers, ud->keycode[0], ud->keycode[1], 582 ud->keycode[2], ud->keycode[3])); 583 } 584 #endif 585 586 if (ud->keycode[0] == KEY_ERROR) { 587 DPRINTF(("ukbd_intr: KEY_ERROR\n")); 588 return; /* ignore */ 589 } 590 nkeys = 0; 591 mod = ud->modifiers; 592 omod = sc->sc_odata.modifiers; 593 if (mod != omod) 594 for (i = 0; i < NMOD; i++) 595 if (( mod & ukbd_mods[i].mask) != 596 (omod & ukbd_mods[i].mask)) 597 ADDKEY(ukbd_mods[i].key | 598 (mod & ukbd_mods[i].mask 599 ? PRESS : RELEASE)); 600 if (memcmp(ud->keycode, sc->sc_odata.keycode, NKEYCODE) != 0) { 601 /* Check for released keys. */ 602 for (i = 0; i < NKEYCODE; i++) { 603 key = sc->sc_odata.keycode[i]; 604 if (key == 0) 605 continue; 606 for (j = 0; j < NKEYCODE; j++) 607 if (key == ud->keycode[j]) 608 goto rfound; 609 DPRINTFN(3,("ukbd_intr: relse key=0x%02x\n", key)); 610 ADDKEY(key | RELEASE); 611 rfound: 612 ; 613 } 614 615 /* Check for pressed keys. */ 616 for (i = 0; i < NKEYCODE; i++) { 617 key = ud->keycode[i]; 618 if (key == 0) 619 continue; 620 for (j = 0; j < NKEYCODE; j++) 621 if (key == sc->sc_odata.keycode[j]) 622 goto pfound; 623 DPRINTFN(2,("ukbd_intr: press key=0x%02x\n", key)); 624 ADDKEY(key | PRESS); 625 pfound: 626 ; 627 } 628 } 629 sc->sc_odata = *ud; 630 631 if (nkeys == 0) 632 return; 633 634 if (sc->sc_polling) { 635 DPRINTFN(1,("ukbd_intr: pollchar = 0x%03x\n", ibuf[0])); 636 memcpy(sc->sc_pollchars, ibuf, nkeys * sizeof(u_int16_t)); 637 sc->sc_npollchar = nkeys; 638 return; 639 } 640 #ifdef WSDISPLAY_COMPAT_RAWKBD 641 if (sc->sc_rawkbd) { 642 char cbuf[MAXKEYS * 2]; 643 int c; 644 int npress; 645 646 for (npress = i = j = 0; i < nkeys; i++) { 647 key = ibuf[i]; 648 c = ukbd_trtab[key & CODEMASK]; 649 if (c == NN) 650 continue; 651 if (c & 0x80) 652 cbuf[j++] = 0xe0; 653 cbuf[j] = c & 0x7f; 654 if (key & RELEASE) 655 cbuf[j] |= 0x80; 656 else { 657 /* remember pressed keys for autorepeat */ 658 if (c & 0x80) 659 sc->sc_rep[npress++] = 0xe0; 660 sc->sc_rep[npress++] = c & 0x7f; 661 } 662 DPRINTFN(1,("ukbd_intr: raw = %s0x%02x\n", 663 c & 0x80 ? "0xe0 " : "", 664 cbuf[j])); 665 j++; 666 } 667 s = spltty(); 668 wskbd_rawinput(sc->sc_wskbddev, cbuf, j); 669 splx(s); 670 callout_stop(&sc->sc_rawrepeat_ch); 671 if (npress != 0) { 672 sc->sc_nrep = npress; 673 callout_reset(&sc->sc_rawrepeat_ch, 674 hz * REP_DELAY1 / 1000, ukbd_rawrepeat, sc); 675 } 676 return; 677 } 678 #endif 679 680 s = spltty(); 681 for (i = 0; i < nkeys; i++) { 682 key = ibuf[i]; 683 wskbd_input(sc->sc_wskbddev, 684 key&RELEASE ? WSCONS_EVENT_KEY_UP : WSCONS_EVENT_KEY_DOWN, 685 key&CODEMASK); 686 } 687 splx(s); 688 } 689 690 void 691 ukbd_set_leds(void *v, int leds) 692 { 693 struct ukbd_softc *sc = v; 694 u_int8_t res; 695 696 DPRINTF(("ukbd_set_leds: sc=%p leds=%d\n", sc, leds)); 697 698 if (sc->sc_dying) 699 return; 700 701 sc->sc_leds = leds; 702 res = 0; 703 if (leds & WSKBD_LED_SCROLL) 704 res |= SCROLL_LOCK; 705 if (leds & WSKBD_LED_NUM) 706 res |= NUM_LOCK; 707 if (leds & WSKBD_LED_CAPS) 708 res |= CAPS_LOCK; 709 res |= leds & 0xf8; 710 usbd_set_report_async(sc->sc_iface, UHID_OUTPUT_REPORT, 0, &res, 1); 711 } 712 713 #ifdef WSDISPLAY_COMPAT_RAWKBD 714 void 715 ukbd_rawrepeat(void *v) 716 { 717 struct ukbd_softc *sc = v; 718 int s; 719 720 s = spltty(); 721 wskbd_rawinput(sc->sc_wskbddev, sc->sc_rep, sc->sc_nrep); 722 splx(s); 723 callout_reset(&sc->sc_rawrepeat_ch, hz * REP_DELAYN / 1000, 724 ukbd_rawrepeat, sc); 725 } 726 #endif 727 728 int 729 ukbd_ioctl(void *v, u_long cmd, caddr_t data, int flag, struct proc *p) 730 { 731 struct ukbd_softc *sc = v; 732 733 switch (cmd) { 734 case WSKBDIO_GTYPE: 735 *(int *)data = WSKBD_TYPE_USB; 736 return (0); 737 case WSKBDIO_SETLEDS: 738 ukbd_set_leds(v, *(int *)data); 739 return (0); 740 case WSKBDIO_GETLEDS: 741 *(int *)data = sc->sc_leds; 742 return (0); 743 #ifdef WSDISPLAY_COMPAT_RAWKBD 744 case WSKBDIO_SETMODE: 745 DPRINTF(("ukbd_ioctl: set raw = %d\n", *(int *)data)); 746 sc->sc_rawkbd = *(int *)data == WSKBD_RAW; 747 callout_stop(&sc->sc_rawrepeat_ch); 748 return (0); 749 #endif 750 } 751 return (-1); 752 } 753 754 /* Console interface. */ 755 void 756 ukbd_cngetc(void *v, u_int *type, int *data) 757 { 758 struct ukbd_softc *sc = v; 759 int s; 760 int c; 761 762 DPRINTFN(0,("ukbd_cngetc: enter\n")); 763 s = splusb(); 764 sc->sc_polling = 1; 765 while(sc->sc_npollchar <= 0) 766 usbd_dopoll(sc->sc_iface); 767 sc->sc_polling = 0; 768 c = sc->sc_pollchars[0]; 769 sc->sc_npollchar--; 770 memcpy(sc->sc_pollchars, sc->sc_pollchars+1, 771 sc->sc_npollchar * sizeof(u_int16_t)); 772 *type = c & RELEASE ? WSCONS_EVENT_KEY_UP : WSCONS_EVENT_KEY_DOWN; 773 *data = c & CODEMASK; 774 splx(s); 775 DPRINTFN(0,("ukbd_cngetc: return 0x%02x\n", c)); 776 } 777 778 void 779 ukbd_cnpollc(void *v, int on) 780 { 781 struct ukbd_softc *sc = v; 782 usbd_device_handle dev; 783 784 DPRINTFN(2,("ukbd_cnpollc: sc=%p on=%d\n", v, on)); 785 786 (void)usbd_interface2device_handle(sc->sc_iface,&dev); 787 usbd_set_polling(dev, on); 788 } 789 790 int 791 ukbd_cnattach(void) 792 { 793 794 /* 795 * XXX USB requires too many parts of the kernel to be running 796 * XXX in order to work, so we can't do much for the console 797 * XXX keyboard until autconfiguration has run its course. 798 */ 799 ukbd_is_console = 1; 800 return (0); 801 } 802
Indexes created Thu Sep 25 16:09:42 GMT 2025