2 Copyright 2011, 2012, 2013 Jun Wako <wakojun@gmail.com>
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.
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.
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/>.
32 #include "backlight.h"
33 #include "action_layer.h"
34 #ifdef BOOTMAGIC_ENABLE
35 # include "bootmagic.h"
39 #ifdef MOUSEKEY_ENABLE
40 # include "mousekey.h"
42 #ifdef PS2_MOUSE_ENABLE
43 # include "ps2_mouse.h"
45 #ifdef SERIAL_MOUSE_ENABLE
46 # include "serial_mouse.h"
48 #ifdef ADB_MOUSE_ENABLE
51 #ifdef RGBLIGHT_ENABLE
52 # include "rgblight.h"
54 #ifdef FAUXCLICKY_ENABLE
55 # include "fauxclicky.h"
57 #ifdef SERIAL_LINK_ENABLE
58 # include "serial_link/system/serial_link.h"
60 #ifdef VISUALIZER_ENABLE
61 # include "visualizer/visualizer.h"
65 #ifdef MATRIX_HAS_GHOST
66 extern const uint16_t keymaps[][MATRIX_ROWS][MATRIX_COLS];
67 // bit map of true keys and empty spots in matrix, each row is reversed
68 static uint16_t get_row_ghost_check(uint16_t row){
69 for (int col = 0; col < MATRIX_COLS; col++) {
70 if (keymaps[0][row][col])
77 static bool has_ghost_in_row(uint8_t row)
79 matrix_row_t matrix_row = (get_row_ghost_check(matrix_get_row(row)));
80 /* No ghost exists when less than 2 keys are down on the row.
81 If there are "active" blanks in the matrix, the key can't be pressed by the user,
82 there is no doubt as to which keys are really being pressed.
83 The ghosts will be ignored, they are KC_NO. */
84 if (((matrix_row - 1) & matrix_row) == 0){
87 // Ghost occurs when the row shares column line with other row, blanks in the matrix don't matter
88 // If there are two or more real keys pressed and they match another row's real keys, the row will be ignored.
89 for (uint8_t i=0; i < MATRIX_ROWS; i++) {
90 if (i != row && __builtin_popcount(
91 get_row_ghost_check(matrix_get_row(i)) & matrix_row
100 __attribute__ ((weak))
101 void matrix_setup(void) {
104 void keyboard_setup(void) {
108 void keyboard_init(void) {
111 #ifdef PS2_MOUSE_ENABLE
114 #ifdef SERIAL_MOUSE_ENABLE
117 #ifdef ADB_MOUSE_ENABLE
120 #ifdef BOOTMAGIC_ENABLE
125 #ifdef BACKLIGHT_ENABLE
128 #ifdef RGBLIGHT_ENABLE
131 #ifdef FAUXCLICKY_ENABLE
134 #if defined(NKRO_ENABLE) && defined(FORCE_NKRO)
135 keymap_config.nkro = 1;
140 * Do keyboard routine jobs: scan mantrix, light LEDs, ...
141 * This is repeatedly called as fast as possible.
143 void keyboard_task(void)
145 static matrix_row_t matrix_prev[MATRIX_ROWS];
146 #ifdef MATRIX_HAS_GHOST
147 static matrix_row_t matrix_ghost[MATRIX_ROWS];
149 static uint8_t led_status = 0;
150 matrix_row_t matrix_row = 0;
151 matrix_row_t matrix_change = 0;
154 for (uint8_t r = 0; r < MATRIX_ROWS; r++) {
155 matrix_row = matrix_get_row(r);
156 matrix_change = matrix_row ^ matrix_prev[r];
158 #ifdef MATRIX_HAS_GHOST
159 if (has_ghost_in_row(r)) {
160 /* Keep track of whether ghosted status has changed for
161 * debugging. But don't update matrix_prev until un-ghosted, or
162 * the last key would be lost.
164 if (debug_matrix && matrix_ghost[r] != matrix_row) {
167 matrix_ghost[r] = matrix_row;
170 matrix_ghost[r] = matrix_row;
172 if (debug_matrix) matrix_print();
173 for (uint8_t c = 0; c < MATRIX_COLS; c++) {
174 if (matrix_change & ((matrix_row_t)1<<c)) {
175 action_exec((keyevent_t){
176 .key = (keypos_t){ .row = r, .col = c },
177 .pressed = (matrix_row & ((matrix_row_t)1<<c)),
178 .time = (timer_read() | 1) /* time should not be 0 */
180 // record a processed key
181 matrix_prev[r] ^= ((matrix_row_t)1<<c);
182 // process a key per task call
183 goto MATRIX_LOOP_END;
188 // call with pseudo tick event when no real key event.
193 #ifdef MOUSEKEY_ENABLE
194 // mousekey repeat & acceleration
198 #ifdef PS2_MOUSE_ENABLE
202 #ifdef SERIAL_MOUSE_ENABLE
206 #ifdef ADB_MOUSE_ENABLE
210 #ifdef SERIAL_LINK_ENABLE
211 serial_link_update();
214 #ifdef VISUALIZER_ENABLE
215 visualizer_update(default_layer_state, layer_state, visualizer_get_mods(), host_keyboard_leds());
219 if (led_status != host_keyboard_leds()) {
220 led_status = host_keyboard_leds();
221 keyboard_set_leds(led_status);
225 void keyboard_set_leds(uint8_t leds)
227 if (debug_keyboard) { debug("keyboard_set_led: "); debug_hex8(leds); debug("\n"); }