common/keyboard.c

   1 /*
   2 Copyright 2011 Jun Wako <wakojun@gmail.com>
   3
   4 This program is free software: you can redistribute it and/or modify
   5 it under the terms of the GNU General Public License as published by
   6 the Free Software Foundation, either version 2 of the License, or
   7 (at your option) any later version.
   8
   9 This program is distributed in the hope that it will be useful,
  10 but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 GNU General Public License for more details.
  13
  14 You should have received a copy of the GNU General Public License
  15 along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16 */
  17 #include "keyboard.h"
  18 #include "host.h"
  19 #include "layer.h"
  20 #include "matrix.h"
  21 #include "led.h"
  22 #include "usb_keycodes.h"
  23 #include "timer.h"
  24 #include "print.h"
  25 #include "debug.h"
  26 #include "command.h"
  27 #ifdef MOUSEKEY_ENABLE
  28 #include "mousekey.h"
  29 #endif
  30 #ifdef EXTRAKEY_ENABLE
  31 #include <util/delay.h>
  32 #endif
  33
  34
  35 static uint8_t last_leds = 0;
  36
  37
  38 void keyboard_init(void)
  39 {
  40     timer_init();
  41     matrix_init();
  42 #ifdef PS2_MOUSE_ENABLE
  43     ps2_mouse_init();
  44 #endif
  45 }
  46
  47 void keyboard_proc(void)
  48 {
  49     uint8_t fn_bits = 0;
  50 #ifdef EXTRAKEY_ENABLE
  51     uint16_t consumer_code = 0;
  52 #endif
  53
  54     matrix_scan();
  55
  56     if (matrix_is_modified()) {
  57         if (debug_matrix) matrix_print();
  58 #ifdef DEBUG_LED
  59         // LED flash for debug
  60         DEBUG_LED_CONFIG;
  61         DEBUG_LED_ON;
  62 #endif
  63     }
  64
  65     if (matrix_has_ghost()) {
  66         // should send error?
  67         debug("matrix has ghost!!\n");
  68         return;
  69     }
  70
  71     host_swap_keyboard_report();
  72     host_clear_keyboard_report();
  73     for (int row = 0; row < matrix_rows(); row++) {
  74         for (int col = 0; col < matrix_cols(); col++) {
  75             if (!matrix_is_on(row, col)) continue;
  76
  77             uint8_t code = layer_get_keycode(row, col);
  78             if (code == KB_NO) {
  79                 // do nothing
  80             } else if (IS_MOD(code)) {
  81                 host_add_mod_bit(MOD_BIT(code));
  82             } else if (IS_FN(code)) {
  83                 fn_bits |= FN_BIT(code);
  84             }
  85 // TODO: use table or something
  86 #ifdef EXTRAKEY_ENABLE
  87             // System Control
  88             else if (code == KB_SYSTEM_POWER) {
  89 #ifdef HOST_PJRC
  90                 if (suspend && remote_wakeup) {
  91                     usb_remote_wakeup();
  92                 } else {
  93                     host_system_send(SYSTEM_POWER_DOWN);
  94                 }
  95 #else
  96                 host_system_send(SYSTEM_POWER_DOWN);
  97 #endif
  98                 host_system_send(0);
  99                 _delay_ms(500);
 100             } else if (code == KB_SYSTEM_SLEEP) {
 101                 host_system_send(SYSTEM_SLEEP);
 102                 host_system_send(0);
 103                 _delay_ms(500);
 104             } else if (code == KB_SYSTEM_WAKE) {
 105                 host_system_send(SYSTEM_WAKE_UP);
 106                 host_system_send(0);
 107                 _delay_ms(500);
 108             }
 109             // Consumer Page
 110             else if (code == KB_AUDIO_MUTE) {
 111                 consumer_code = AUDIO_MUTE;
 112             } else if (code == KB_AUDIO_VOL_UP) {
 113                 consumer_code = AUDIO_VOL_UP;
 114             } else if (code == KB_AUDIO_VOL_DOWN) {
 115                 consumer_code = AUDIO_VOL_DOWN;
 116             }
 117             else if (code == KB_MEDIA_NEXT_TRACK) {
 118                 consumer_code = TRANSPORT_NEXT_TRACK;
 119             } else if (code == KB_MEDIA_PREV_TRACK) {
 120                 consumer_code = TRANSPORT_PREV_TRACK;
 121             } else if (code == KB_MEDIA_STOP) {
 122                 consumer_code = TRANSPORT_STOP;
 123             } else if (code == KB_MEDIA_PLAY_PAUSE) {
 124                 consumer_code = TRANSPORT_PLAY_PAUSE;
 125             } else if (code == KB_MEDIA_SELECT) {
 126                 consumer_code = AL_CC_CONFIG;
 127             }
 128             else if (code == KB_MAIL) {
 129                 consumer_code = AL_EMAIL;
 130             } else if (code == KB_CALCULATOR) {
 131                 consumer_code = AL_CALCULATOR;
 132             } else if (code == KB_MY_COMPUTER) {
 133                 consumer_code = AL_LOCAL_BROWSER;
 134             }
 135             else if (code == KB_WWW_SEARCH) {
 136                 consumer_code = AC_SEARCH;
 137             } else if (code == KB_WWW_HOME) {
 138                 consumer_code = AC_HOME;
 139             } else if (code == KB_WWW_BACK) {
 140                 consumer_code = AC_BACK;
 141             } else if (code == KB_WWW_FORWARD) {
 142                 consumer_code = AC_FORWARD;
 143             } else if (code == KB_WWW_STOP) {
 144                 consumer_code = AC_STOP;
 145             } else if (code == KB_WWW_REFRESH) {
 146                 consumer_code = AC_REFRESH;
 147             } else if (code == KB_WWW_FAVORITES) {
 148                 consumer_code = AC_BOOKMARKS;
 149             }
 150 #endif
 151             else if (IS_KEY(code)) {
 152                 host_add_key(code);
 153             }
 154 #ifdef MOUSEKEY_ENABLE
 155             else if (IS_MOUSEKEY(code)) {
 156                 mousekey_decode(code);
 157             }
 158 #endif
 159             else {
 160                 debug("ignore keycode: "); debug_hex(code); debug("\n");
 161             }
 162         }
 163     }
 164
 165     layer_switching(fn_bits);
 166
 167     if (command_proc()) {
 168         return;
 169     }
 170
 171     // TODO: should send only when changed from last report
 172     if (matrix_is_modified()) {
 173         host_send_keyboard_report();
 174 #ifdef EXTRAKEY_ENABLE
 175         host_consumer_send(consumer_code);
 176 #endif
 177 #ifdef DEBUG_LED
 178         // LED flash for debug
 179         DEBUG_LED_CONFIG;
 180         DEBUG_LED_OFF;
 181 #endif
 182     }
 183
 184 #ifdef MOUSEKEY_ENABLE
 185     mousekey_send();
 186 #endif
 187
 188 #ifdef PS2_MOUSE_ENABLE
 189     // TODO: should comform new API
 190     if (ps2_mouse_read() == 0)
 191         ps2_mouse_usb_send();
 192 #endif
 193
 194     if (last_leds != host_keyboard_leds()) {
 195         keyboard_set_leds(host_keyboard_leds());
 196         last_leds = host_keyboard_leds();
 197     }
 198 }
 199
 200 void keyboard_set_leds(uint8_t leds)
 201 {
 202     led_set(leds);
 203 }