1 /*- 2 * Copyright (c) 2014 Jakub Wojciech Klama <jceel@FreeBSD.org> 3 * Copyright (c) 2015-2016 Vladimir Kondratyev <wulf@FreeBSD.org> 4 * 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 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 * 27 * $FreeBSD$ 28 */ 29 30 #include <sys/param.h> 31 #include <sys/bus.h> 32 #include <sys/conf.h> 33 #include <sys/kbio.h> 34 #include <sys/kernel.h> 35 #include <sys/malloc.h> 36 #include <sys/systm.h> 37 38 #include <dev/misc/evdev/evdev.h> 39 #include <dev/misc/evdev/input.h> 40 #include <dev/misc/kbd/kbdreg.h> 41 42 #define NONE KEY_RESERVED 43 44 static uint16_t evdev_usb_scancodes[256] = { 45 /* 0x00 - 0x27 */ 46 NONE, NONE, NONE, NONE, KEY_A, KEY_B, KEY_C, KEY_D, 47 KEY_E, KEY_F, KEY_G, KEY_H, KEY_I, KEY_J, KEY_K, KEY_L, 48 KEY_M, KEY_N, KEY_O, KEY_P, KEY_Q, KEY_R, KEY_S, KEY_T, 49 KEY_U, KEY_V, KEY_W, KEY_X, KEY_Y, KEY_Z, KEY_1, KEY_2, 50 KEY_3, KEY_4, KEY_5, KEY_6, KEY_7, KEY_8, KEY_9, KEY_0, 51 /* 0x28 - 0x3f */ 52 KEY_ENTER, KEY_ESC, KEY_BACKSPACE, KEY_TAB, 53 KEY_SPACE, KEY_MINUS, KEY_EQUAL, KEY_LEFTBRACE, 54 KEY_RIGHTBRACE, KEY_BACKSLASH, KEY_BACKSLASH, KEY_SEMICOLON, 55 KEY_APOSTROPHE, KEY_GRAVE, KEY_COMMA, KEY_DOT, 56 KEY_SLASH, KEY_CAPSLOCK, KEY_F1, KEY_F2, 57 KEY_F3, KEY_F4, KEY_F5, KEY_F6, 58 /* 0x40 - 0x5f */ 59 KEY_F7, KEY_F8, KEY_F9, KEY_F10, 60 KEY_F11, KEY_F12, KEY_SYSRQ, KEY_SCROLLLOCK, 61 KEY_PAUSE, KEY_INSERT, KEY_HOME, KEY_PAGEUP, 62 KEY_DELETE, KEY_END, KEY_PAGEDOWN, KEY_RIGHT, 63 KEY_LEFT, KEY_DOWN, KEY_UP, KEY_NUMLOCK, 64 KEY_KPSLASH, KEY_KPASTERISK, KEY_KPMINUS, KEY_KPPLUS, 65 KEY_KPENTER, KEY_KP1, KEY_KP2, KEY_KP3, 66 KEY_KP4, KEY_KP5, KEY_KP6, KEY_KP7, 67 /* 0x60 - 0x7f */ 68 KEY_KP8, KEY_KP9, KEY_KP0, KEY_KPDOT, 69 KEY_102ND, KEY_COMPOSE, KEY_POWER, KEY_KPEQUAL, 70 KEY_F13, KEY_F14, KEY_F15, KEY_F16, 71 KEY_F17, KEY_F18, KEY_F19, KEY_F20, 72 KEY_F21, KEY_F22, KEY_F23, KEY_F24, 73 KEY_OPEN, KEY_HELP, KEY_PROPS, KEY_FRONT, 74 KEY_STOP, KEY_AGAIN, KEY_UNDO, KEY_CUT, 75 KEY_COPY, KEY_PASTE, KEY_FIND, KEY_MUTE, 76 /* 0x80 - 0x9f */ 77 KEY_VOLUMEUP, KEY_VOLUMEDOWN, NONE, NONE, 78 NONE, KEY_KPCOMMA, NONE, KEY_RO, 79 KEY_KATAKANAHIRAGANA, KEY_YEN,KEY_HENKAN, KEY_MUHENKAN, 80 KEY_KPJPCOMMA, NONE, NONE, NONE, 81 KEY_HANGEUL, KEY_HANJA, KEY_KATAKANA, KEY_HIRAGANA, 82 KEY_ZENKAKUHANKAKU, NONE, NONE, NONE, 83 NONE, NONE, NONE, NONE, 84 NONE, NONE, NONE, NONE, 85 /* 0xa0 - 0xbf */ 86 NONE, NONE, NONE, NONE, 87 NONE, NONE, NONE, NONE, 88 NONE, NONE, NONE, NONE, 89 NONE, NONE, NONE, NONE, 90 NONE, NONE, NONE, NONE, 91 NONE, NONE, NONE, NONE, 92 NONE, NONE, NONE, NONE, 93 NONE, NONE, NONE, NONE, 94 /* 0xc0 - 0xdf */ 95 NONE, NONE, NONE, NONE, 96 NONE, NONE, NONE, NONE, 97 NONE, NONE, NONE, NONE, 98 NONE, NONE, NONE, NONE, 99 NONE, NONE, NONE, NONE, 100 NONE, NONE, NONE, NONE, 101 NONE, NONE, NONE, NONE, 102 NONE, NONE, NONE, NONE, 103 /* 0xe0 - 0xff */ 104 KEY_LEFTCTRL, KEY_LEFTSHIFT, KEY_LEFTALT, KEY_LEFTMETA, 105 KEY_RIGHTCTRL, KEY_RIGHTSHIFT, KEY_RIGHTALT, KEY_RIGHTMETA, 106 KEY_PLAYPAUSE, KEY_STOPCD, KEY_PREVIOUSSONG,KEY_NEXTSONG, 107 KEY_EJECTCD, KEY_VOLUMEUP, KEY_VOLUMEDOWN, KEY_MUTE, 108 KEY_WWW, KEY_BACK, KEY_FORWARD, KEY_STOP, 109 KEY_FIND, KEY_SCROLLUP, KEY_SCROLLDOWN, KEY_EDIT, 110 KEY_SLEEP, KEY_COFFEE, KEY_REFRESH, KEY_CALC, 111 NONE, NONE, NONE, NONE, 112 113 }; 114 115 static uint16_t evdev_at_set1_scancodes[] = { 116 /* 0x00 - 0x1f */ 117 NONE, KEY_ESC, KEY_1, KEY_2, 118 KEY_3, KEY_4, KEY_5, KEY_6, 119 KEY_7, KEY_8, KEY_9, KEY_0, 120 KEY_MINUS, KEY_EQUAL, KEY_BACKSPACE, KEY_TAB, 121 KEY_Q, KEY_W, KEY_E, KEY_R, 122 KEY_T, KEY_Y, KEY_U, KEY_I, 123 KEY_O, KEY_P, KEY_LEFTBRACE, KEY_RIGHTBRACE, 124 KEY_ENTER, KEY_LEFTCTRL, KEY_A, KEY_S, 125 /* 0x20 - 0x3f */ 126 KEY_D, KEY_F, KEY_G, KEY_H, 127 KEY_J, KEY_K, KEY_L, KEY_SEMICOLON, 128 KEY_APOSTROPHE, KEY_GRAVE, KEY_LEFTSHIFT, KEY_BACKSLASH, 129 KEY_Z, KEY_X, KEY_C, KEY_V, 130 KEY_B, KEY_N, KEY_M, KEY_COMMA, 131 KEY_DOT, KEY_SLASH, KEY_RIGHTSHIFT, NONE, 132 KEY_LEFTALT, KEY_SPACE, KEY_CAPSLOCK, KEY_F1, 133 KEY_F2, KEY_F3, KEY_F4, KEY_F5, 134 /* 0x40 - 0x5f */ 135 KEY_F6, KEY_F7, KEY_F8, KEY_F9, 136 KEY_F10, KEY_NUMLOCK, KEY_SCROLLLOCK, KEY_KP7, 137 KEY_KP8, KEY_KP9, KEY_KPMINUS, KEY_KP4, 138 KEY_KP5, KEY_KP6, KEY_KPPLUS, KEY_KP1, 139 KEY_KP2, KEY_KP3, KEY_KP0, KEY_KPDOT, 140 NONE, NONE, NONE, KEY_F11, 141 KEY_F12, NONE, NONE, NONE, 142 NONE, NONE, NONE, NONE, 143 /* 0x60 - 0x7f */ 144 NONE, NONE, NONE, NONE, 145 NONE, NONE, NONE, NONE, 146 NONE, NONE, NONE, NONE, 147 NONE, NONE, NONE, NONE, 148 KEY_KATAKANAHIRAGANA, NONE, NONE, KEY_RO, 149 NONE, NONE, KEY_ZENKAKUHANKAKU, KEY_HIRAGANA, 150 KEY_KATAKANA, KEY_HENKAN, NONE, KEY_MUHENKAN, 151 NONE, KEY_YEN, KEY_KPCOMMA, NONE, 152 /* 0x00 - 0x1f. 0xE0 prefixed */ 153 NONE, NONE, NONE, NONE, 154 NONE, NONE, NONE, NONE, 155 NONE, NONE, NONE, NONE, 156 NONE, NONE, NONE, NONE, 157 KEY_PREVIOUSSONG, NONE, NONE, NONE, 158 NONE, NONE, NONE, NONE, 159 NONE, KEY_NEXTSONG, NONE, NONE, 160 KEY_KPENTER, KEY_RIGHTCTRL, NONE, NONE, 161 /* 0x20 - 0x3f. 0xE0 prefixed */ 162 KEY_MUTE, KEY_CALC, KEY_PLAYPAUSE, NONE, 163 KEY_STOPCD, NONE, NONE, NONE, 164 NONE, NONE, NONE, NONE, 165 NONE, NONE, KEY_VOLUMEDOWN, NONE, 166 KEY_VOLUMEUP, NONE, KEY_HOMEPAGE, NONE, 167 NONE, KEY_KPASTERISK, NONE, KEY_SYSRQ, 168 KEY_RIGHTALT, NONE, NONE, NONE, 169 NONE, NONE, NONE, NONE, 170 /* 0x40 - 0x5f. 0xE0 prefixed */ 171 NONE, NONE, NONE, NONE, 172 NONE, NONE, KEY_PAUSE, KEY_HOME, 173 KEY_UP, KEY_PAGEUP, NONE, KEY_LEFT, 174 NONE, KEY_RIGHT, NONE, KEY_END, 175 KEY_DOWN, KEY_PAGEDOWN, KEY_INSERT, KEY_DELETE, 176 NONE, NONE, NONE, NONE, 177 NONE, NONE, NONE, KEY_LEFTMETA, 178 KEY_RIGHTMETA, KEY_MENU, KEY_POWER, KEY_SLEEP, 179 /* 0x60 - 0x7f. 0xE0 prefixed */ 180 NONE, NONE, NONE, KEY_WAKEUP, 181 NONE, KEY_SEARCH, KEY_BOOKMARKS, KEY_REFRESH, 182 KEY_STOP, KEY_FORWARD, KEY_BACK, KEY_COMPUTER, 183 KEY_MAIL, KEY_MEDIA, NONE, NONE, 184 NONE, NONE, NONE, NONE, 185 NONE, NONE, NONE, NONE, 186 NONE, NONE, NONE, NONE, 187 NONE, NONE, NONE, NONE, 188 }; 189 190 static uint16_t evdev_mouse_button_codes[] = { 191 BTN_LEFT, 192 BTN_MIDDLE, 193 BTN_RIGHT, 194 BTN_SIDE, 195 BTN_EXTRA, 196 BTN_FORWARD, 197 BTN_BACK, 198 BTN_TASK, 199 }; 200 201 static uint16_t evdev_led_codes[] = { 202 LED_CAPSL, /* CLKED */ 203 LED_NUML, /* NLKED */ 204 LED_SCROLLL, /* SLKED */ 205 }; 206 207 uint16_t 208 evdev_hid2key(int scancode) 209 { 210 return evdev_usb_scancodes[scancode]; 211 } 212 213 void 214 evdev_support_all_known_keys(struct evdev_dev *evdev) 215 { 216 size_t i; 217 218 for (i = KEY_RESERVED; i < nitems(evdev_at_set1_scancodes); i++) 219 if (evdev_at_set1_scancodes[i] != NONE) 220 evdev_support_key(evdev, evdev_at_set1_scancodes[i]); 221 } 222 223 uint16_t 224 evdev_scancode2key(int *state, int scancode) 225 { 226 uint16_t keycode; 227 228 /* translate the scan code into a keycode */ 229 keycode = evdev_at_set1_scancodes[scancode & 0x7f]; 230 switch (*state) { 231 case 0x00: /* normal scancode */ 232 switch(scancode) { 233 case 0xE0: 234 case 0xE1: 235 *state = scancode; 236 return (NONE); 237 } 238 break; 239 case 0xE0: /* 0xE0 prefix */ 240 *state = 0; 241 keycode = evdev_at_set1_scancodes[0x80 + (scancode & 0x7f)]; 242 break; 243 case 0xE1: /* 0xE1 prefix */ 244 /* 245 * The pause/break key on the 101 keyboard produces: 246 * E1-1D-45 E1-9D-C5 247 * Ctrl-pause/break produces: 248 * E0-46 E0-C6 (See above.) 249 */ 250 *state = 0; 251 if ((scancode & 0x7f) == 0x1D) 252 *state = 0x1D; 253 return (NONE); 254 /* NOT REACHED */ 255 case 0x1D: /* pause / break */ 256 *state = 0; 257 if (scancode != 0x45) 258 return (NONE); 259 keycode = KEY_PAUSE; 260 break; 261 } 262 263 return (keycode); 264 } 265 266 void 267 evdev_push_mouse_btn(struct evdev_dev *evdev, int buttons) 268 { 269 size_t i; 270 271 for (i = 0; i < nitems(evdev_mouse_button_codes); i++) 272 evdev_push_key(evdev, evdev_mouse_button_codes[i], 273 buttons & (1 << i)); 274 } 275 276 void 277 evdev_push_leds(struct evdev_dev *evdev, int leds) 278 { 279 size_t i; 280 281 /* Some drivers initialize leds before evdev */ 282 if (evdev == NULL) 283 return; 284 285 for (i = 0; i < nitems(evdev_led_codes); i++) 286 evdev_push_led(evdev, evdev_led_codes[i], leds & (1 << i)); 287 } 288 289 void 290 evdev_push_repeats(struct evdev_dev *evdev, keyboard_t *kbd) 291 { 292 /* Some drivers initialize typematics before evdev */ 293 if (evdev == NULL) 294 return; 295 296 evdev_push_event(evdev, EV_REP, REP_DELAY, kbd->kb_delay1); 297 evdev_push_event(evdev, EV_REP, REP_PERIOD, kbd->kb_delay2); 298 } 299 300 void 301 evdev_ev_kbd_event(struct evdev_dev *evdev, void *softc, uint16_t type, 302 uint16_t code, int32_t value) 303 { 304 keyboard_t *kbd = (keyboard_t *)softc; 305 int delay[2], leds, oleds; 306 size_t i; 307 308 if (type == EV_LED) { 309 leds = oleds = KBD_LED_VAL(kbd); 310 for (i = 0; i < nitems(evdev_led_codes); i++) { 311 if (evdev_led_codes[i] == code) { 312 if (value) 313 leds |= 1 << i; 314 else 315 leds &= ~(1 << i); 316 if (leds != oleds) 317 kbd_ioctl(kbd, KDSETLED, 318 (caddr_t)&leds); 319 break; 320 } 321 } 322 } else if (type == EV_REP && code == REP_DELAY) { 323 delay[0] = value; 324 delay[1] = kbd->kb_delay2; 325 kbd_ioctl(kbd, KDSETREPEAT, (caddr_t)delay); 326 } else if (type == EV_REP && code == REP_PERIOD) { 327 delay[0] = kbd->kb_delay1; 328 delay[1] = value; 329 kbd_ioctl(kbd, KDSETREPEAT, (caddr_t)delay); 330 } 331 } 332