qmk_firmware/tmk_core/common/chibios/suspend.c

106 lines
2.5 KiB
C

/* TODO */
#include "ch.h"
#include "hal.h"
#include "matrix.h"
#include "action.h"
#include "action_util.h"
#include "mousekey.h"
#include "host.h"
#include "backlight.h"
#include "suspend.h"
#include "wait.h"
/** \brief suspend idle
*
* FIXME: needs doc
*/
void suspend_idle(uint8_t time) {
// TODO: this is not used anywhere - what units is 'time' in?
wait_ms(time);
}
/** \brief Run keyboard level Power down
*
* FIXME: needs doc
*/
__attribute__((weak)) void suspend_power_down_user(void) {}
/** \brief Run keyboard level Power down
*
* FIXME: needs doc
*/
__attribute__((weak)) void suspend_power_down_kb(void) { suspend_power_down_user(); }
/** \brief suspend power down
*
* FIXME: needs doc
*/
void suspend_power_down(void) {
// TODO: figure out what to power down and how
// shouldn't power down TPM/FTM if we want a breathing LED
// also shouldn't power down USB
suspend_power_down_kb();
// on AVR, this enables the watchdog for 15ms (max), and goes to
// SLEEP_MODE_PWR_DOWN
wait_ms(17);
}
/** \brief suspend wakeup condition
*
* FIXME: needs doc
*/
__attribute__((weak)) void matrix_power_up(void) {}
__attribute__((weak)) void matrix_power_down(void) {}
bool suspend_wakeup_condition(void) {
matrix_power_up();
matrix_scan();
matrix_power_down();
for (uint8_t r = 0; r < MATRIX_ROWS; r++) {
if (matrix_get_row(r)) return true;
}
return false;
}
/** \brief run user level code immediately after wakeup
*
* FIXME: needs doc
*/
__attribute__((weak)) void suspend_wakeup_init_user(void) {}
/** \brief run keyboard level code immediately after wakeup
*
* FIXME: needs doc
*/
__attribute__((weak)) void suspend_wakeup_init_kb(void) { suspend_wakeup_init_user(); }
/** \brief suspend wakeup condition
*
* run immediately after wakeup
* FIXME: needs doc
*/
void suspend_wakeup_init(void) {
// clear keyboard state
// need to do it manually, because we're running from ISR
// and clear_keyboard() calls print
// so only clear the variables in memory
// the reports will be sent from main.c afterwards
// or if the PC asks for GET_REPORT
clear_mods();
clear_weak_mods();
clear_keys();
#ifdef MOUSEKEY_ENABLE
mousekey_clear();
#endif /* MOUSEKEY_ENABLE */
#ifdef EXTRAKEY_ENABLE
host_system_send(0);
host_consumer_send(0);
#endif /* EXTRAKEY_ENABLE */
#ifdef BACKLIGHT_ENABLE
backlight_init();
#endif /* BACKLIGHT_ENABLE */
suspend_wakeup_init_kb();
}