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/*
Copyright 2011,2012 Jun Wako <wakojun@gmail.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "keyboard.h"
#include "matrix.h"
#include "keymap.h"
#include "host.h"
#include "led.h"
#include "keycode.h"
#include "timer.h"
#include "print.h"
#include "debug.h"
#include "command.h"
#include "util.h"
#include "sendchar.h"
#ifdef MOUSEKEY_ENABLE
#include "mousekey.h"
#endif
void keyboard_init(void)
{
// TODO: to enable debug print magic key bind on boot time
// TODO: configuration of sendchar impl
print_sendchar_func = sendchar;
timer_init();
matrix_init();
#ifdef PS2_MOUSE_ENABLE
ps2_mouse_init();
#endif
}
/*
* Do keyboard routine jobs: scan mantrix, light LEDs, ...
* This is repeatedly called as fast as possible.
*/
void keyboard_task(void)
{
static matrix_row_t matrix_prev[MATRIX_ROWS];
static uint8_t led_status = 0;
matrix_row_t matrix_row = 0;
matrix_row_t matrix_change = 0;
matrix_scan();
for (int r = 0; r < MATRIX_ROWS; r++) {
matrix_row = matrix_get_row(r);
matrix_change = matrix_row ^ matrix_prev[r];
if (matrix_change) {
if (debug_matrix) matrix_print();
for (int c = 0; c < MATRIX_COLS; c++) {
if (matrix_change & (1<<c)) {
action_exec((keyevent_t){
.key = (keypos_t){ .row = r, .col = c },
.pressed = (matrix_row & (1<<c)),
.time = (timer_read() | 1) /* NOTE: 0 means no event */
});
// record a processed key
matrix_prev[r] ^= (1<<c);
// process a key per task call
goto MATRIX_LOOP_END;
}
}
}
}
// call to update delaying layer when no real event
action_exec((keyevent_t) {
.key = (keypos_t){ .row = 255, .col = 255 }, // assume this key doesn't exist
.pressed = false,
.time = 0,
});
MATRIX_LOOP_END:
#ifdef MOUSEKEY_ENABLE
// mousekey repeat & acceleration
mousekey_task();
#endif
// update LED
if (led_status != host_keyboard_leds()) {
led_status = host_keyboard_leds();
keyboard_set_leds(led_status);
}
return;
}
void keyboard_set_leds(uint8_t leds)
{
led_set(leds);
}
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