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 #ifdef MATRIX_HAS_GHOST
71 extern const uint16_t keymaps[][MATRIX_ROWS][MATRIX_COLS];
72 static matrix_row_t get_real_keys(uint8_t row, matrix_row_t rowdata){
74 for (uint8_t col = 0; col < MATRIX_COLS; col++) {
75 //read each key in the row data and check if the keymap defines it as a real key
76 if (pgm_read_byte(&keymaps[0][row][col]) && (rowdata & (1<<col))){
77 //this creates new row data, if a key is defined in the keymap, it will be set here
84 static inline bool popcount_more_than_one(matrix_row_t rowdata)
86 rowdata &= rowdata-1; //if there are less than two bits (keys) set, rowdata will become zero
90 static inline bool has_ghost_in_row(uint8_t row, matrix_row_t rowdata)
92 /* No ghost exists when less than 2 keys are down on the row.
93 If there are "active" blanks in the matrix, the key can't be pressed by the user,
94 there is no doubt as to which keys are really being pressed.
95 The ghosts will be ignored, they are KC_NO. */
96 rowdata = get_real_keys(row, rowdata);
97 if ((popcount_more_than_one(rowdata)) == 0){
100 /* Ghost occurs when the row shares a column line with other row,
101 and two columns are read on each row. Blanks in the matrix don't matter,
102 so they are filtered out.
103 If there are two or more real keys pressed and they match columns with
104 at least two of another row's real keys, the row will be ignored. Keep in mind,
105 we are checking one row at a time, not all of them at once.
107 for (uint8_t i=0; i < MATRIX_ROWS; i++) {
108 if (i != row && popcount_more_than_one(get_real_keys(i, matrix_get_row(i)) & rowdata)){
117 __attribute__ ((weak))
118 void matrix_setup(void) {
121 void keyboard_setup(void) {
125 __attribute__((weak))
126 bool is_keyboard_master(void) {
130 void keyboard_init(void) {
133 #ifdef PS2_MOUSE_ENABLE
136 #ifdef SERIAL_MOUSE_ENABLE
139 #ifdef ADB_MOUSE_ENABLE
142 #ifdef BOOTMAGIC_ENABLE
147 #ifdef BACKLIGHT_ENABLE
150 #ifdef RGBLIGHT_ENABLE
156 #ifdef FAUXCLICKY_ENABLE
159 #ifdef POINTING_DEVICE_ENABLE
160 pointing_device_init();
162 #if defined(NKRO_ENABLE) && defined(FORCE_NKRO)
163 keymap_config.nkro = 1;
168 * Do keyboard routine jobs: scan matrix, light LEDs, ...
169 * This is repeatedly called as fast as possible.
171 void keyboard_task(void)
173 static matrix_row_t matrix_prev[MATRIX_ROWS];
174 #ifdef MATRIX_HAS_GHOST
175 // static matrix_row_t matrix_ghost[MATRIX_ROWS];
177 static uint8_t led_status = 0;
178 matrix_row_t matrix_row = 0;
179 matrix_row_t matrix_change = 0;
180 #ifdef QMK_KEYS_PER_SCAN
181 uint8_t keys_processed = 0;
185 if (is_keyboard_master()) {
186 for (uint8_t r = 0; r < MATRIX_ROWS; r++) {
187 matrix_row = matrix_get_row(r);
188 matrix_change = matrix_row ^ matrix_prev[r];
190 #ifdef MATRIX_HAS_GHOST
191 if (has_ghost_in_row(r, matrix_row)) {
192 /* Keep track of whether ghosted status has changed for
193 * debugging. But don't update matrix_prev until un-ghosted, or
194 * the last key would be lost.
196 //if (debug_matrix && matrix_ghost[r] != matrix_row) {
199 //matrix_ghost[r] = matrix_row;
202 //matrix_ghost[r] = matrix_row;
204 if (debug_matrix) matrix_print();
205 for (uint8_t c = 0; c < MATRIX_COLS; c++) {
206 if (matrix_change & ((matrix_row_t)1<<c)) {
207 action_exec((keyevent_t){
208 .key = (keypos_t){ .row = r, .col = c },
209 .pressed = (matrix_row & ((matrix_row_t)1<<c)),
210 .time = (timer_read() | 1) /* time should not be 0 */
212 // record a processed key
213 matrix_prev[r] ^= ((matrix_row_t)1<<c);
214 #ifdef QMK_KEYS_PER_SCAN
215 // only jump out if we have processed "enough" keys.
216 if (++keys_processed >= QMK_KEYS_PER_SCAN)
218 // process a key per task call
219 goto MATRIX_LOOP_END;
225 // call with pseudo tick event when no real key event.
226 #ifdef QMK_KEYS_PER_SCAN
227 // we can get here with some keys processed now.
234 #ifdef MOUSEKEY_ENABLE
235 // mousekey repeat & acceleration
239 #ifdef PS2_MOUSE_ENABLE
243 #ifdef SERIAL_MOUSE_ENABLE
247 #ifdef ADB_MOUSE_ENABLE
251 #ifdef SERIAL_LINK_ENABLE
252 serial_link_update();
255 #ifdef VISUALIZER_ENABLE
256 visualizer_update(default_layer_state, layer_state, visualizer_get_mods(), host_keyboard_leds());
259 #ifdef POINTING_DEVICE_ENABLE
260 pointing_device_task();
264 if (led_status != host_keyboard_leds()) {
265 led_status = host_keyboard_leds();
266 keyboard_set_leds(led_status);
270 void keyboard_set_leds(uint8_t leds)
272 if (debug_keyboard) { debug("keyboard_set_led: "); debug_hex8(leds); debug("\n"); }