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"
79 #ifdef MATRIX_HAS_GHOST
80 extern const uint16_t keymaps[][MATRIX_ROWS][MATRIX_COLS];
81 static matrix_row_t get_real_keys(uint8_t row, matrix_row_t rowdata){
83 for (uint8_t col = 0; col < MATRIX_COLS; col++) {
84 //read each key in the row data and check if the keymap defines it as a real key
85 if (pgm_read_byte(&keymaps[0][row][col]) && (rowdata & (1<<col))){
86 //this creates new row data, if a key is defined in the keymap, it will be set here
93 static inline bool popcount_more_than_one(matrix_row_t rowdata)
95 rowdata &= rowdata-1; //if there are less than two bits (keys) set, rowdata will become zero
99 static inline bool has_ghost_in_row(uint8_t row, matrix_row_t rowdata)
101 /* No ghost exists when less than 2 keys are down on the row.
102 If there are "active" blanks in the matrix, the key can't be pressed by the user,
103 there is no doubt as to which keys are really being pressed.
104 The ghosts will be ignored, they are KC_NO. */
105 rowdata = get_real_keys(row, rowdata);
106 if ((popcount_more_than_one(rowdata)) == 0){
109 /* Ghost occurs when the row shares a column line with other row,
110 and two columns are read on each row. Blanks in the matrix don't matter,
111 so they are filtered out.
112 If there are two or more real keys pressed and they match columns with
113 at least two of another row's real keys, the row will be ignored. Keep in mind,
114 we are checking one row at a time, not all of them at once.
116 for (uint8_t i=0; i < MATRIX_ROWS; i++) {
117 if (i != row && popcount_more_than_one(get_real_keys(i, matrix_get_row(i)) & rowdata)){
126 void disable_jtag(void) {
127 // To use PORTF disable JTAG with writing JTD bit twice within four cycles.
128 #if (defined(__AVR_AT90USB1286__) || defined(__AVR_AT90USB1287__) || defined(__AVR_ATmega32U4__))
134 /** \brief matrix_setup
138 __attribute__ ((weak))
139 void matrix_setup(void) {
142 /** \brief keyboard_pre_init_user
146 __attribute__ ((weak))
147 void keyboard_pre_init_user(void) { }
149 /** \brief keyboard_pre_init_kb
153 __attribute__ ((weak))
154 void keyboard_pre_init_kb(void) {
155 keyboard_pre_init_user();
158 /** \brief keyboard_post_init_user
163 __attribute__ ((weak))
164 void keyboard_post_init_user() {}
166 /** \brief keyboard_post_init_kb
171 __attribute__ ((weak))
172 void keyboard_post_init_kb(void) {
173 keyboard_post_init_user();
176 /** \brief keyboard_setup
180 void keyboard_setup(void) {
183 keyboard_pre_init_kb();
186 /** \brief is_keyboard_master
190 __attribute__((weak))
191 bool is_keyboard_master(void) {
195 /** \brief keyboard_init
199 void keyboard_init(void) {
205 #ifdef PS2_MOUSE_ENABLE
208 #ifdef SERIAL_MOUSE_ENABLE
211 #ifdef ADB_MOUSE_ENABLE
214 #ifdef BOOTMAGIC_ENABLE
219 #ifdef BACKLIGHT_ENABLE
222 #ifdef RGBLIGHT_ENABLE
228 #ifdef FAUXCLICKY_ENABLE
231 #ifdef POINTING_DEVICE_ENABLE
232 pointing_device_init();
234 #if defined(NKRO_ENABLE) && defined(FORCE_NKRO)
235 keymap_config.nkro = 1;
237 keyboard_post_init_kb(); /* Always keep this last */
240 /** \brief Keyboard task: Do keyboard routine jobs
242 * Do routine keyboard jobs:
245 * * handle mouse movements
246 * * run visualizer code
247 * * handle midi commands
250 * This is repeatedly called as fast as possible.
252 void keyboard_task(void)
254 static matrix_row_t matrix_prev[MATRIX_ROWS];
255 #ifdef MATRIX_HAS_GHOST
256 // static matrix_row_t matrix_ghost[MATRIX_ROWS];
258 static uint8_t led_status = 0;
259 matrix_row_t matrix_row = 0;
260 matrix_row_t matrix_change = 0;
261 #ifdef QMK_KEYS_PER_SCAN
262 uint8_t keys_processed = 0;
266 if (is_keyboard_master()) {
267 for (uint8_t r = 0; r < MATRIX_ROWS; r++) {
268 matrix_row = matrix_get_row(r);
269 matrix_change = matrix_row ^ matrix_prev[r];
271 #ifdef MATRIX_HAS_GHOST
272 if (has_ghost_in_row(r, matrix_row)) {
273 /* Keep track of whether ghosted status has changed for
274 * debugging. But don't update matrix_prev until un-ghosted, or
275 * the last key would be lost.
277 //if (debug_matrix && matrix_ghost[r] != matrix_row) {
280 //matrix_ghost[r] = matrix_row;
283 //matrix_ghost[r] = matrix_row;
285 if (debug_matrix) matrix_print();
286 for (uint8_t c = 0; c < MATRIX_COLS; c++) {
287 if (matrix_change & ((matrix_row_t)1<<c)) {
288 action_exec((keyevent_t){
289 .key = (keypos_t){ .row = r, .col = c },
290 .pressed = (matrix_row & ((matrix_row_t)1<<c)),
291 .time = (timer_read() | 1) /* time should not be 0 */
293 // record a processed key
294 matrix_prev[r] ^= ((matrix_row_t)1<<c);
295 #ifdef QMK_KEYS_PER_SCAN
296 // only jump out if we have processed "enough" keys.
297 if (++keys_processed >= QMK_KEYS_PER_SCAN)
299 // process a key per task call
300 goto MATRIX_LOOP_END;
306 // call with pseudo tick event when no real key event.
307 #ifdef QMK_KEYS_PER_SCAN
308 // we can get here with some keys processed now.
319 #ifdef MOUSEKEY_ENABLE
320 // mousekey repeat & acceleration
324 #ifdef PS2_MOUSE_ENABLE
328 #ifdef SERIAL_MOUSE_ENABLE
332 #ifdef ADB_MOUSE_ENABLE
336 #ifdef SERIAL_LINK_ENABLE
337 serial_link_update();
340 #ifdef VISUALIZER_ENABLE
341 visualizer_update(default_layer_state, layer_state, visualizer_get_mods(), host_keyboard_leds());
344 #ifdef POINTING_DEVICE_ENABLE
345 pointing_device_task();
353 if (led_status != host_keyboard_leds()) {
354 led_status = host_keyboard_leds();
355 keyboard_set_leds(led_status);
359 /** \brief keyboard set leds
363 void keyboard_set_leds(uint8_t leds)
365 if (debug_keyboard) { debug("keyboard_set_led: "); debug_hex8(leds); debug("\n"); }