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"
55 # include "process_steno.h"
57 #ifdef FAUXCLICKY_ENABLE
58 # include "fauxclicky.h"
60 #ifdef SERIAL_LINK_ENABLE
61 # include "serial_link/system/serial_link.h"
63 #ifdef VISUALIZER_ENABLE
64 # include "visualizer/visualizer.h"
66 #ifdef POINTING_DEVICE_ENABLE
67 # include "pointing_device.h"
70 # include "process_midi.h"
73 #ifdef MATRIX_HAS_GHOST
74 extern const uint16_t keymaps[][MATRIX_ROWS][MATRIX_COLS];
75 static matrix_row_t get_real_keys(uint8_t row, matrix_row_t rowdata){
77 for (uint8_t col = 0; col < MATRIX_COLS; col++) {
78 //read each key in the row data and check if the keymap defines it as a real key
79 if (pgm_read_byte(&keymaps[0][row][col]) && (rowdata & (1<<col))){
80 //this creates new row data, if a key is defined in the keymap, it will be set here
87 static inline bool popcount_more_than_one(matrix_row_t rowdata)
89 rowdata &= rowdata-1; //if there are less than two bits (keys) set, rowdata will become zero
93 static inline bool has_ghost_in_row(uint8_t row, matrix_row_t rowdata)
95 /* No ghost exists when less than 2 keys are down on the row.
96 If there are "active" blanks in the matrix, the key can't be pressed by the user,
97 there is no doubt as to which keys are really being pressed.
98 The ghosts will be ignored, they are KC_NO. */
99 rowdata = get_real_keys(row, rowdata);
100 if ((popcount_more_than_one(rowdata)) == 0){
103 /* Ghost occurs when the row shares a column line with other row,
104 and two columns are read on each row. Blanks in the matrix don't matter,
105 so they are filtered out.
106 If there are two or more real keys pressed and they match columns with
107 at least two of another row's real keys, the row will be ignored. Keep in mind,
108 we are checking one row at a time, not all of them at once.
110 for (uint8_t i=0; i < MATRIX_ROWS; i++) {
111 if (i != row && popcount_more_than_one(get_real_keys(i, matrix_get_row(i)) & rowdata)){
120 __attribute__ ((weak))
121 void matrix_setup(void) {
124 void keyboard_setup(void) {
128 __attribute__((weak))
129 bool is_keyboard_master(void) {
133 void keyboard_init(void) {
136 #ifdef PS2_MOUSE_ENABLE
139 #ifdef SERIAL_MOUSE_ENABLE
142 #ifdef ADB_MOUSE_ENABLE
145 #ifdef BOOTMAGIC_ENABLE
150 #ifdef BACKLIGHT_ENABLE
153 #ifdef RGBLIGHT_ENABLE
159 #ifdef FAUXCLICKY_ENABLE
162 #ifdef POINTING_DEVICE_ENABLE
163 pointing_device_init();
165 #if defined(NKRO_ENABLE) && defined(FORCE_NKRO)
166 keymap_config.nkro = 1;
171 * Do keyboard routine jobs: scan matrix, light LEDs, ...
172 * This is repeatedly called as fast as possible.
174 void keyboard_task(void)
176 static matrix_row_t matrix_prev[MATRIX_ROWS];
177 #ifdef MATRIX_HAS_GHOST
178 // static matrix_row_t matrix_ghost[MATRIX_ROWS];
180 static uint8_t led_status = 0;
181 matrix_row_t matrix_row = 0;
182 matrix_row_t matrix_change = 0;
183 #ifdef QMK_KEYS_PER_SCAN
184 uint8_t keys_processed = 0;
188 if (is_keyboard_master()) {
189 for (uint8_t r = 0; r < MATRIX_ROWS; r++) {
190 matrix_row = matrix_get_row(r);
191 matrix_change = matrix_row ^ matrix_prev[r];
193 #ifdef MATRIX_HAS_GHOST
194 if (has_ghost_in_row(r, matrix_row)) {
195 /* Keep track of whether ghosted status has changed for
196 * debugging. But don't update matrix_prev until un-ghosted, or
197 * the last key would be lost.
199 //if (debug_matrix && matrix_ghost[r] != matrix_row) {
202 //matrix_ghost[r] = matrix_row;
205 //matrix_ghost[r] = matrix_row;
207 if (debug_matrix) matrix_print();
208 for (uint8_t c = 0; c < MATRIX_COLS; c++) {
209 if (matrix_change & ((matrix_row_t)1<<c)) {
210 action_exec((keyevent_t){
211 .key = (keypos_t){ .row = r, .col = c },
212 .pressed = (matrix_row & ((matrix_row_t)1<<c)),
213 .time = (timer_read() | 1) /* time should not be 0 */
215 // record a processed key
216 matrix_prev[r] ^= ((matrix_row_t)1<<c);
217 #ifdef QMK_KEYS_PER_SCAN
218 // only jump out if we have processed "enough" keys.
219 if (++keys_processed >= QMK_KEYS_PER_SCAN)
221 // process a key per task call
222 goto MATRIX_LOOP_END;
228 // call with pseudo tick event when no real key event.
229 #ifdef QMK_KEYS_PER_SCAN
230 // we can get here with some keys processed now.
237 #ifdef MOUSEKEY_ENABLE
238 // mousekey repeat & acceleration
242 #ifdef PS2_MOUSE_ENABLE
246 #ifdef SERIAL_MOUSE_ENABLE
250 #ifdef ADB_MOUSE_ENABLE
254 #ifdef SERIAL_LINK_ENABLE
255 serial_link_update();
258 #ifdef VISUALIZER_ENABLE
259 visualizer_update(default_layer_state, layer_state, visualizer_get_mods(), host_keyboard_leds());
262 #ifdef POINTING_DEVICE_ENABLE
263 pointing_device_task();
271 if (led_status != host_keyboard_leds()) {
272 led_status = host_keyboard_leds();
273 keyboard_set_leds(led_status);
277 void keyboard_set_leds(uint8_t leds)
279 if (debug_keyboard) { debug("keyboard_set_led: "); debug_hex8(leds); debug("\n"); }