| 1 | /* $NetBSD: btkbd.c,v 1.17 2014/11/16 16:20:00 ozaki-r 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@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 | * |
| 20 | * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS |
| 21 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
| 22 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 23 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS |
| 24 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 25 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 26 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 27 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 28 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 29 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 30 | * POSSIBILITY OF SUCH DAMAGE. |
| 31 | */ |
| 32 | |
| 33 | /*- |
| 34 | * Copyright (c) 2006 Itronix Inc. |
| 35 | * All rights reserved. |
| 36 | * |
| 37 | * Written by Iain Hibbert for Itronix Inc. |
| 38 | * |
| 39 | * Redistribution and use in source and binary forms, with or without |
| 40 | * modification, are permitted provided that the following conditions |
| 41 | * are met: |
| 42 | * 1. Redistributions of source code must retain the above copyright |
| 43 | * notice, this list of conditions and the following disclaimer. |
| 44 | * 2. Redistributions in binary form must reproduce the above copyright |
| 45 | * notice, this list of conditions and the following disclaimer in the |
| 46 | * documentation and/or other materials provided with the distribution. |
| 47 | * 3. The name of Itronix Inc. may not be used to endorse |
| 48 | * or promote products derived from this software without specific |
| 49 | * prior written permission. |
| 50 | * |
| 51 | * THIS SOFTWARE IS PROVIDED BY ITRONIX INC. ``AS IS'' AND |
| 52 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
| 53 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 54 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL ITRONIX INC. BE LIABLE FOR ANY |
| 55 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| 56 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| 57 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| 58 | * ON ANY THEORY OF LIABILITY, WHETHER IN |
| 59 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 60 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 61 | * POSSIBILITY OF SUCH DAMAGE. |
| 62 | */ |
| 63 | |
| 64 | /* |
| 65 | * based on dev/usb/ukbd.c |
| 66 | */ |
| 67 | |
| 68 | #include <sys/cdefs.h> |
| 69 | __KERNEL_RCSID(0, "$NetBSD: btkbd.c,v 1.17 2014/11/16 16:20:00 ozaki-r Exp $" ); |
| 70 | |
| 71 | #include <sys/param.h> |
| 72 | #include <sys/callout.h> |
| 73 | #include <sys/conf.h> |
| 74 | #include <sys/device.h> |
| 75 | #include <sys/kernel.h> |
| 76 | #include <sys/proc.h> |
| 77 | #include <sys/systm.h> |
| 78 | |
| 79 | #include <netbt/bluetooth.h> |
| 80 | |
| 81 | #include <dev/bluetooth/bthid.h> |
| 82 | #include <dev/bluetooth/bthidev.h> |
| 83 | |
| 84 | #include <dev/usb/hid.h> |
| 85 | #include <dev/usb/usb.h> |
| 86 | #include <dev/usb/usbhid.h> |
| 87 | |
| 88 | #include <dev/wscons/wsconsio.h> |
| 89 | #include <dev/wscons/wskbdvar.h> |
| 90 | #include <dev/wscons/wsksymdef.h> |
| 91 | #include <dev/wscons/wsksymvar.h> |
| 92 | |
| 93 | #include "opt_wsdisplay_compat.h" |
| 94 | #include "opt_btkbd.h" |
| 95 | |
| 96 | #define MAXKEYCODE 6 |
| 97 | #define MAXMOD 8 /* max 32 */ |
| 98 | #define MAXKEYS (MAXMOD + (2 * MAXKEYCODE)) |
| 99 | |
| 100 | struct btkbd_data { |
| 101 | uint32_t modifiers; |
| 102 | uint8_t keycode[MAXKEYCODE]; |
| 103 | }; |
| 104 | |
| 105 | struct btkbd_mod { |
| 106 | uint32_t mask; |
| 107 | uint8_t key; |
| 108 | }; |
| 109 | |
| 110 | struct btkbd_softc { |
| 111 | struct bthidev sc_hidev; /* device+ */ |
| 112 | device_t sc_wskbd; /* child */ |
| 113 | int sc_enabled; |
| 114 | |
| 115 | int (*sc_output) /* output method */ |
| 116 | (struct bthidev *, uint8_t *, int); |
| 117 | |
| 118 | /* stored data */ |
| 119 | struct btkbd_data sc_odata; |
| 120 | struct btkbd_data sc_ndata; |
| 121 | |
| 122 | /* input reports */ |
| 123 | int sc_nmod; |
| 124 | struct hid_location sc_modloc[MAXMOD]; |
| 125 | struct btkbd_mod sc_mods[MAXMOD]; |
| 126 | |
| 127 | int sc_nkeycode; |
| 128 | struct hid_location sc_keycodeloc; |
| 129 | |
| 130 | /* output reports */ |
| 131 | struct hid_location sc_numloc; |
| 132 | struct hid_location sc_capsloc; |
| 133 | struct hid_location sc_scroloc; |
| 134 | int sc_leds; |
| 135 | |
| 136 | #ifdef WSDISPLAY_COMPAT_RAWKBD |
| 137 | int sc_rawkbd; |
| 138 | #ifdef BTKBD_REPEAT |
| 139 | callout_t sc_repeat; |
| 140 | int sc_nrep; |
| 141 | char sc_rep[MAXKEYS]; |
| 142 | #endif |
| 143 | #endif |
| 144 | }; |
| 145 | |
| 146 | /* autoconf(9) methods */ |
| 147 | static int btkbd_match(device_t, cfdata_t, void *); |
| 148 | static void btkbd_attach(device_t, device_t, void *); |
| 149 | static int btkbd_detach(device_t, int); |
| 150 | |
| 151 | CFATTACH_DECL_NEW(btkbd, sizeof(struct btkbd_softc), |
| 152 | btkbd_match, btkbd_attach, btkbd_detach, NULL); |
| 153 | |
| 154 | /* wskbd(4) accessops */ |
| 155 | static int btkbd_enable(void *, int); |
| 156 | static void btkbd_set_leds(void *, int); |
| 157 | static int btkbd_ioctl(void *, unsigned long, void *, int, struct lwp *); |
| 158 | |
| 159 | static const struct wskbd_accessops btkbd_accessops = { |
| 160 | btkbd_enable, |
| 161 | btkbd_set_leds, |
| 162 | btkbd_ioctl |
| 163 | }; |
| 164 | |
| 165 | /* wskbd(4) keymap data */ |
| 166 | extern const struct wscons_keydesc ukbd_keydesctab[]; |
| 167 | |
| 168 | const struct wskbd_mapdata btkbd_keymapdata = { |
| 169 | ukbd_keydesctab, |
| 170 | #if defined(BTKBD_LAYOUT) |
| 171 | BTKBD_LAYOUT, |
| 172 | #elif defined(PCKBD_LAYOUT) |
| 173 | PCKBD_LAYOUT, |
| 174 | #else |
| 175 | KB_US, |
| 176 | #endif |
| 177 | }; |
| 178 | |
| 179 | /* bthid methods */ |
| 180 | static void btkbd_input(struct bthidev *, uint8_t *, int); |
| 181 | |
| 182 | /* internal prototypes */ |
| 183 | static const char *btkbd_parse_desc(struct btkbd_softc *, int, const void *, int); |
| 184 | |
| 185 | #ifdef WSDISPLAY_COMPAT_RAWKBD |
| 186 | #ifdef BTKBD_REPEAT |
| 187 | static void btkbd_repeat(void *); |
| 188 | #endif |
| 189 | #endif |
| 190 | |
| 191 | /***************************************************************************** |
| 192 | * |
| 193 | * btkbd autoconf(9) routines |
| 194 | */ |
| 195 | |
| 196 | static int |
| 197 | btkbd_match(device_t self, cfdata_t cfdata, void *aux) |
| 198 | { |
| 199 | struct bthidev_attach_args *ba = aux; |
| 200 | |
| 201 | if (hid_is_collection(ba->ba_desc, ba->ba_dlen, ba->ba_id, |
| 202 | HID_USAGE2(HUP_GENERIC_DESKTOP, HUG_KEYBOARD))) |
| 203 | return 1; |
| 204 | |
| 205 | return 0; |
| 206 | } |
| 207 | |
| 208 | static void |
| 209 | btkbd_attach(device_t parent, device_t self, void *aux) |
| 210 | { |
| 211 | struct btkbd_softc *sc = device_private(self); |
| 212 | struct bthidev_attach_args *ba = aux; |
| 213 | struct wskbddev_attach_args wska; |
| 214 | const char *parserr; |
| 215 | |
| 216 | sc->sc_output = ba->ba_output; |
| 217 | ba->ba_input = btkbd_input; |
| 218 | |
| 219 | parserr = btkbd_parse_desc(sc, ba->ba_id, ba->ba_desc, ba->ba_dlen); |
| 220 | if (parserr != NULL) { |
| 221 | aprint_error("%s\n" , parserr); |
| 222 | return; |
| 223 | } |
| 224 | |
| 225 | aprint_normal("\n" ); |
| 226 | |
| 227 | #ifdef WSDISPLAY_COMPAT_RAWKBD |
| 228 | #ifdef BTKBD_REPEAT |
| 229 | callout_init(&sc->sc_repeat, 0); |
| 230 | callout_setfunc(&sc->sc_repeat, btkbd_repeat, sc); |
| 231 | #endif |
| 232 | #endif |
| 233 | |
| 234 | wska.console = 0; |
| 235 | wska.keymap = &btkbd_keymapdata; |
| 236 | wska.accessops = &btkbd_accessops; |
| 237 | wska.accesscookie = sc; |
| 238 | |
| 239 | sc->sc_wskbd = config_found(self, &wska, wskbddevprint); |
| 240 | |
| 241 | pmf_device_register(self, NULL, NULL); |
| 242 | } |
| 243 | |
| 244 | static int |
| 245 | btkbd_detach(device_t self, int flags) |
| 246 | { |
| 247 | struct btkbd_softc *sc = device_private(self); |
| 248 | int err = 0; |
| 249 | |
| 250 | pmf_device_deregister(self); |
| 251 | |
| 252 | #ifdef WSDISPLAY_COMPAT_RAWKBD |
| 253 | #ifdef BTKBD_REPEAT |
| 254 | callout_halt(&sc->sc_repeat, NULL); |
| 255 | callout_destroy(&sc->sc_repeat); |
| 256 | #endif |
| 257 | #endif |
| 258 | |
| 259 | if (sc->sc_wskbd != NULL) { |
| 260 | err = config_detach(sc->sc_wskbd, flags); |
| 261 | sc->sc_wskbd = NULL; |
| 262 | } |
| 263 | |
| 264 | return err; |
| 265 | } |
| 266 | |
| 267 | static const char * |
| 268 | btkbd_parse_desc(struct btkbd_softc *sc, int id, const void *desc, int dlen) |
| 269 | { |
| 270 | struct hid_data *d; |
| 271 | struct hid_item h; |
| 272 | int imod; |
| 273 | |
| 274 | imod = 0; |
| 275 | sc->sc_nkeycode = 0; |
| 276 | d = hid_start_parse(desc, dlen, hid_input); |
| 277 | while (hid_get_item(d, &h)) { |
| 278 | if (h.kind != hid_input || (h.flags & HIO_CONST) || |
| 279 | HID_GET_USAGE_PAGE(h.usage) != HUP_KEYBOARD || |
| 280 | h.report_ID != id) |
| 281 | continue; |
| 282 | |
| 283 | if (h.flags & HIO_VARIABLE) { |
| 284 | if (h.loc.size != 1) |
| 285 | return ("bad modifier size" ); |
| 286 | |
| 287 | /* Single item */ |
| 288 | if (imod < MAXMOD) { |
| 289 | sc->sc_modloc[imod] = h.loc; |
| 290 | sc->sc_mods[imod].mask = 1 << imod; |
| 291 | sc->sc_mods[imod].key = HID_GET_USAGE(h.usage); |
| 292 | imod++; |
| 293 | } else |
| 294 | return ("too many modifier keys" ); |
| 295 | } else { |
| 296 | /* Array */ |
| 297 | if (h.loc.size != 8) |
| 298 | return ("key code size != 8" ); |
| 299 | |
| 300 | if (h.loc.count > MAXKEYCODE) |
| 301 | return ("too many key codes" ); |
| 302 | |
| 303 | if (h.loc.pos % 8 != 0) |
| 304 | return ("key codes not on byte boundary" ); |
| 305 | |
| 306 | if (sc->sc_nkeycode != 0) |
| 307 | return ("multiple key code arrays\n" ); |
| 308 | |
| 309 | sc->sc_keycodeloc = h.loc; |
| 310 | sc->sc_nkeycode = h.loc.count; |
| 311 | } |
| 312 | } |
| 313 | sc->sc_nmod = imod; |
| 314 | hid_end_parse(d); |
| 315 | |
| 316 | hid_locate(desc, dlen, HID_USAGE2(HUP_LEDS, HUD_LED_NUM_LOCK), |
| 317 | id, hid_output, &sc->sc_numloc, NULL); |
| 318 | |
| 319 | hid_locate(desc, dlen, HID_USAGE2(HUP_LEDS, HUD_LED_CAPS_LOCK), |
| 320 | id, hid_output, &sc->sc_capsloc, NULL); |
| 321 | |
| 322 | hid_locate(desc, dlen, HID_USAGE2(HUP_LEDS, HUD_LED_SCROLL_LOCK), |
| 323 | id, hid_output, &sc->sc_scroloc, NULL); |
| 324 | |
| 325 | return (NULL); |
| 326 | } |
| 327 | |
| 328 | /***************************************************************************** |
| 329 | * |
| 330 | * wskbd(9) accessops |
| 331 | */ |
| 332 | |
| 333 | static int |
| 334 | btkbd_enable(void *cookie, int on) |
| 335 | { |
| 336 | struct btkbd_softc *sc = cookie; |
| 337 | |
| 338 | sc->sc_enabled = on; |
| 339 | return 0; |
| 340 | } |
| 341 | |
| 342 | static void |
| 343 | btkbd_set_leds(void *cookie, int leds) |
| 344 | { |
| 345 | struct btkbd_softc *sc = cookie; |
| 346 | uint8_t report; |
| 347 | |
| 348 | if (sc->sc_leds == leds) |
| 349 | return; |
| 350 | |
| 351 | sc->sc_leds = leds; |
| 352 | |
| 353 | /* |
| 354 | * This is not totally correct, since we did not check the |
| 355 | * report size from the descriptor but for keyboards it should |
| 356 | * just be a single byte with the relevant bits set. |
| 357 | */ |
| 358 | report = 0; |
| 359 | if ((leds & WSKBD_LED_SCROLL) && sc->sc_scroloc.size == 1) |
| 360 | report |= 1 << sc->sc_scroloc.pos; |
| 361 | |
| 362 | if ((leds & WSKBD_LED_NUM) && sc->sc_numloc.size == 1) |
| 363 | report |= 1 << sc->sc_numloc.pos; |
| 364 | |
| 365 | if ((leds & WSKBD_LED_CAPS) && sc->sc_capsloc.size == 1) |
| 366 | report |= 1 << sc->sc_capsloc.pos; |
| 367 | |
| 368 | if (sc->sc_output) |
| 369 | (*sc->sc_output)(&sc->sc_hidev, &report, sizeof(report)); |
| 370 | } |
| 371 | |
| 372 | static int |
| 373 | btkbd_ioctl(void *cookie, unsigned long cmd, void *data, int flag, |
| 374 | struct lwp *l) |
| 375 | { |
| 376 | struct btkbd_softc *sc = cookie; |
| 377 | |
| 378 | switch (cmd) { |
| 379 | case WSKBDIO_GTYPE: |
| 380 | *(int *)data = WSKBD_TYPE_BLUETOOTH; |
| 381 | break; |
| 382 | |
| 383 | case WSKBDIO_SETLEDS: |
| 384 | btkbd_set_leds(sc, *(int *)data); |
| 385 | break; |
| 386 | |
| 387 | case WSKBDIO_GETLEDS: |
| 388 | *(int *)data = sc->sc_leds; |
| 389 | break; |
| 390 | |
| 391 | #ifdef WSDISPLAY_COMPAT_RAWKBD |
| 392 | case WSKBDIO_SETMODE: |
| 393 | sc->sc_rawkbd = (*(int *)data == WSKBD_RAW); |
| 394 | #ifdef BTKBD_REPEAT |
| 395 | callout_stop(&sc->sc_repeat); |
| 396 | #endif |
| 397 | break; |
| 398 | #endif |
| 399 | |
| 400 | default: |
| 401 | return EPASSTHROUGH; |
| 402 | } |
| 403 | |
| 404 | return 0; |
| 405 | } |
| 406 | |
| 407 | /***************************************************************************** |
| 408 | * |
| 409 | * btkbd input routine, called from our parent |
| 410 | */ |
| 411 | |
| 412 | #ifdef WSDISPLAY_COMPAT_RAWKBD |
| 413 | #define NN 0 /* no translation */ |
| 414 | /* |
| 415 | * Translate USB keycodes to US keyboard XT scancodes. |
| 416 | * Scancodes >= 0x80 represent EXTENDED keycodes. |
| 417 | * |
| 418 | * See http://www.microsoft.com/HWDEV/TECH/input/Scancode.asp |
| 419 | */ |
| 420 | static const u_int8_t btkbd_trtab[256] = { |
| 421 | NN, NN, NN, NN, 0x1e, 0x30, 0x2e, 0x20, /* 00 - 07 */ |
| 422 | 0x12, 0x21, 0x22, 0x23, 0x17, 0x24, 0x25, 0x26, /* 08 - 0f */ |
| 423 | 0x32, 0x31, 0x18, 0x19, 0x10, 0x13, 0x1f, 0x14, /* 10 - 17 */ |
| 424 | 0x16, 0x2f, 0x11, 0x2d, 0x15, 0x2c, 0x02, 0x03, /* 18 - 1f */ |
| 425 | 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, /* 20 - 27 */ |
| 426 | 0x1c, 0x01, 0x0e, 0x0f, 0x39, 0x0c, 0x0d, 0x1a, /* 28 - 2f */ |
| 427 | 0x1b, 0x2b, 0x2b, 0x27, 0x28, 0x29, 0x33, 0x34, /* 30 - 37 */ |
| 428 | 0x35, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f, 0x40, /* 38 - 3f */ |
| 429 | 0x41, 0x42, 0x43, 0x44, 0x57, 0x58, 0xaa, 0x46, /* 40 - 47 */ |
| 430 | 0x7f, 0xd2, 0xc7, 0xc9, 0xd3, 0xcf, 0xd1, 0xcd, /* 48 - 4f */ |
| 431 | 0xcb, 0xd0, 0xc8, 0x45, 0xb5, 0x37, 0x4a, 0x4e, /* 50 - 57 */ |
| 432 | 0x9c, 0x4f, 0x50, 0x51, 0x4b, 0x4c, 0x4d, 0x47, /* 58 - 5f */ |
| 433 | 0x48, 0x49, 0x52, 0x53, 0x56, 0xdd, NN, 0x59, /* 60 - 67 */ |
| 434 | 0x5d, 0x5e, 0x5f, NN, NN, NN, NN, NN, /* 68 - 6f */ |
| 435 | NN, NN, NN, NN, NN, NN, NN, NN, /* 70 - 77 */ |
| 436 | NN, NN, NN, NN, NN, NN, NN, NN, /* 78 - 7f */ |
| 437 | NN, NN, NN, NN, NN, 0x7e, NN, 0x73, /* 80 - 87 */ |
| 438 | 0x70, 0x7d, 0x79, 0x7b, 0x5c, NN, NN, NN, /* 88 - 8f */ |
| 439 | NN, NN, 0x78, 0x77, 0x76, NN, NN, NN, /* 90 - 97 */ |
| 440 | NN, NN, NN, NN, NN, NN, NN, NN, /* 98 - 9f */ |
| 441 | NN, NN, NN, NN, NN, NN, NN, NN, /* a0 - a7 */ |
| 442 | NN, NN, NN, NN, NN, NN, NN, NN, /* a8 - af */ |
| 443 | NN, NN, NN, NN, NN, NN, NN, NN, /* b0 - b7 */ |
| 444 | NN, NN, NN, NN, NN, NN, NN, NN, /* b8 - bf */ |
| 445 | NN, NN, NN, NN, NN, NN, NN, NN, /* c0 - c7 */ |
| 446 | NN, NN, NN, NN, NN, NN, NN, NN, /* c8 - cf */ |
| 447 | NN, NN, NN, NN, NN, NN, NN, NN, /* d0 - d7 */ |
| 448 | NN, NN, NN, NN, NN, NN, NN, NN, /* d8 - df */ |
| 449 | 0x1d, 0x2a, 0x38, 0xdb, 0x9d, 0x36, 0xb8, 0xdc, /* e0 - e7 */ |
| 450 | NN, NN, NN, NN, NN, NN, NN, NN, /* e8 - ef */ |
| 451 | NN, NN, NN, NN, NN, NN, NN, NN, /* f0 - f7 */ |
| 452 | NN, NN, NN, NN, NN, NN, NN, NN, /* f8 - ff */ |
| 453 | }; |
| 454 | #endif |
| 455 | |
| 456 | #define KEY_ERROR 0x01 |
| 457 | #define PRESS 0x000 |
| 458 | #define RELEASE 0x100 |
| 459 | #define CODEMASK 0x0ff |
| 460 | #define ADDKEY(c) ibuf[nkeys++] = (c) |
| 461 | #define REP_DELAY1 400 |
| 462 | #define REP_DELAYN 100 |
| 463 | |
| 464 | static void |
| 465 | btkbd_input(struct bthidev *hidev, uint8_t *data, int len) |
| 466 | { |
| 467 | struct btkbd_softc *sc = (struct btkbd_softc *)hidev; |
| 468 | struct btkbd_data *ud = &sc->sc_ndata; |
| 469 | uint16_t ibuf[MAXKEYS]; |
| 470 | uint32_t mod, omod; |
| 471 | int nkeys, i, j; |
| 472 | int key; |
| 473 | int s; |
| 474 | |
| 475 | if (sc->sc_wskbd == NULL || sc->sc_enabled == 0) |
| 476 | return; |
| 477 | |
| 478 | /* extract key modifiers */ |
| 479 | ud->modifiers = 0; |
| 480 | for (i = 0 ; i < sc->sc_nmod ; i++) |
| 481 | if (hid_get_data(data, &sc->sc_modloc[i])) |
| 482 | ud->modifiers |= sc->sc_mods[i].mask; |
| 483 | |
| 484 | /* extract keycodes */ |
| 485 | memcpy(ud->keycode, data + (sc->sc_keycodeloc.pos / 8), |
| 486 | sc->sc_nkeycode); |
| 487 | |
| 488 | if (ud->keycode[0] == KEY_ERROR) |
| 489 | return; /* ignore */ |
| 490 | |
| 491 | nkeys = 0; |
| 492 | mod = ud->modifiers; |
| 493 | omod = sc->sc_odata.modifiers; |
| 494 | if (mod != omod) |
| 495 | for (i = 0 ; i < sc->sc_nmod ; i++) |
| 496 | if ((mod & sc->sc_mods[i].mask) != |
| 497 | (omod & sc->sc_mods[i].mask)) |
| 498 | ADDKEY(sc->sc_mods[i].key | |
| 499 | (mod & sc->sc_mods[i].mask |
| 500 | ? PRESS : RELEASE)); |
| 501 | |
| 502 | if (memcmp(ud->keycode, sc->sc_odata.keycode, sc->sc_nkeycode) != 0) { |
| 503 | /* Check for released keys. */ |
| 504 | for (i = 0 ; i < sc->sc_nkeycode ; i++) { |
| 505 | key = sc->sc_odata.keycode[i]; |
| 506 | if (key == 0) |
| 507 | continue; |
| 508 | |
| 509 | for (j = 0 ; j < sc->sc_nkeycode ; j++) |
| 510 | if (key == ud->keycode[j]) |
| 511 | goto rfound; |
| 512 | |
| 513 | ADDKEY(key | RELEASE); |
| 514 | |
| 515 | rfound: |
| 516 | ; |
| 517 | } |
| 518 | |
| 519 | /* Check for pressed keys. */ |
| 520 | for (i = 0 ; i < sc->sc_nkeycode ; i++) { |
| 521 | key = ud->keycode[i]; |
| 522 | if (key == 0) |
| 523 | continue; |
| 524 | |
| 525 | for (j = 0; j < sc->sc_nkeycode; j++) |
| 526 | if (key == sc->sc_odata.keycode[j]) |
| 527 | goto pfound; |
| 528 | |
| 529 | ADDKEY(key | PRESS); |
| 530 | pfound: |
| 531 | ; |
| 532 | } |
| 533 | } |
| 534 | sc->sc_odata = *ud; |
| 535 | |
| 536 | if (nkeys == 0) |
| 537 | return; |
| 538 | |
| 539 | #ifdef WSDISPLAY_COMPAT_RAWKBD |
| 540 | if (sc->sc_rawkbd) { |
| 541 | u_char cbuf[MAXKEYS * 2]; |
| 542 | int c; |
| 543 | #ifdef BTKBD_REPEAT |
| 544 | int npress = 0; |
| 545 | #endif |
| 546 | |
| 547 | for (i = j = 0 ; i < nkeys ; i++) { |
| 548 | key = ibuf[i]; |
| 549 | c = btkbd_trtab[key & CODEMASK]; |
| 550 | if (c == NN) |
| 551 | continue; |
| 552 | |
| 553 | if (c & 0x80) |
| 554 | cbuf[j++] = 0xe0; |
| 555 | |
| 556 | cbuf[j] = c & 0x7f; |
| 557 | if (key & RELEASE) |
| 558 | cbuf[j] |= 0x80; |
| 559 | #ifdef BTKBD_REPEAT |
| 560 | else { |
| 561 | /* remember pressed keys for autorepeat */ |
| 562 | if (c & 0x80) |
| 563 | sc->sc_rep[npress++] = 0xe0; |
| 564 | |
| 565 | sc->sc_rep[npress++] = c & 0x7f; |
| 566 | } |
| 567 | #endif |
| 568 | |
| 569 | j++; |
| 570 | } |
| 571 | |
| 572 | s = spltty(); |
| 573 | wskbd_rawinput(sc->sc_wskbd, cbuf, j); |
| 574 | splx(s); |
| 575 | #ifdef BTKBD_REPEAT |
| 576 | callout_stop(&sc->sc_repeat); |
| 577 | if (npress != 0) { |
| 578 | sc->sc_nrep = npress; |
| 579 | callout_schedule(&sc->sc_repeat, hz * REP_DELAY1 / 1000); |
| 580 | } |
| 581 | #endif |
| 582 | return; |
| 583 | } |
| 584 | #endif |
| 585 | |
| 586 | s = spltty(); |
| 587 | for (i = 0 ; i < nkeys ; i++) { |
| 588 | key = ibuf[i]; |
| 589 | wskbd_input(sc->sc_wskbd, |
| 590 | key & RELEASE ? WSCONS_EVENT_KEY_UP : WSCONS_EVENT_KEY_DOWN, |
| 591 | key & CODEMASK); |
| 592 | } |
| 593 | splx(s); |
| 594 | } |
| 595 | |
| 596 | #ifdef WSDISPLAY_COMPAT_RAWKBD |
| 597 | #ifdef BTKBD_REPEAT |
| 598 | static void |
| 599 | btkbd_repeat(void *arg) |
| 600 | { |
| 601 | struct btkbd_softc *sc = arg; |
| 602 | int s; |
| 603 | |
| 604 | s = spltty(); |
| 605 | wskbd_rawinput(sc->sc_wskbd, sc->sc_rep, sc->sc_nrep); |
| 606 | splx(s); |
| 607 | callout_schedule(&sc->sc_repeat, hz * REP_DELAYN / 1000); |
| 608 | } |
| 609 | #endif |
| 610 | #endif |
| 611 | |