circuitpython/ports/esp32s2/common-hal/alarm/__init__.c

109 lines
3.9 KiB
C

/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2016 Scott Shawcroft for Adafruit Industries
* Copyright (c) 2019 Lucian Copeland for Adafruit Industries
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include "py/objtuple.h"
#include "py/runtime.h"
#include "shared-bindings/alarm/__init__.h"
#include "shared-bindings/alarm/pin/PinAlarm.h"
#include "shared-bindings/alarm/time/DurationAlarm.h"
#include "shared-bindings/microcontroller/__init__.h"
#include "esp_sleep.h"
STATIC mp_obj_tuple_t *_deep_sleep_alarms;
void alarm_reset(void) {
_deep_sleep_alarms = mp_const_empty_tuple;
}
void common_hal_alarm_disable_all(void) {
esp_sleep_disable_wakeup_source(ESP_SLEEP_WAKEUP_ALL);
}
mp_obj_t common_hal_alarm_get_wake_alarm(void) {
switch (esp_sleep_get_wakeup_cause()) {
case ESP_SLEEP_WAKEUP_TIMER: {
// Wake up from timer.
alarm_time_duration_alarm_obj_t *timer = m_new_obj(alarm_time_duration_alarm_obj_t);
timer->base.type = &alarm_time_duration_alarm_type;
return timer;
}
case ESP_SLEEP_WAKEUP_EXT0: {
// Wake up from GPIO
alarm_pin_pin_alarm_obj_t *ext0 = m_new_obj(alarm_pin_pin_alarm_obj_t);
ext0->base.type = &alarm_pin_pin_alarm_type;
return ext0;
}
case ESP_SLEEP_WAKEUP_TOUCHPAD:
// TODO: implement TouchIO
// Wake up from touch on pad, esp_sleep_get_touchpad_wakeup_status()
break;
case ESP_SLEEP_WAKEUP_UNDEFINED:
default:
// Not a deep sleep reset.
break;
}
return mp_const_none;
}
mp_obj_t common_hal_alarm_sleep_until_alarms(size_t n_alarms, const mp_obj_t *alarms) {
mp_raise_NotImplementedError(NULL);
}
void common_hal_alarm_set_deep_sleep_alarms(size_t n_alarms, const mp_obj_t *alarms) {
bool time_alarm_set = false;
for (size_t i = 0; i < n_alarms; i++) {
if (MP_OBJ_IS_TYPE(alarms[i], &alarm_pin_pin_alarm_type)) {
mp_raise_NotImplementedError(translate("PinAlarm deep sleep not yet implemented"));
}
if (MP_OBJ_IS_TYPE(alarms[i], &alarm_time_duration_alarm_type)) {
if (time_alarm_set) {
mp_raise_ValueError(translate("Only one alarm.time alarm can be set."));
}
time_alarm_set = true;
}
}
_deep_sleep_alarms = mp_obj_new_tuple(n_alarms, alarms);
}
void common_hal_alarm_enable_deep_sleep_alarms(void) {
for (size_t i = 0; i < _deep_sleep_alarms->len; i++) {
mp_obj_t alarm = _deep_sleep_alarms->items[i];
if (MP_OBJ_IS_TYPE(alarm, &alarm_time_duration_alarm_type)) {
alarm_time_duration_alarm_obj_t *duration_alarm = MP_OBJ_TO_PTR(alarm);
esp_sleep_enable_timer_wakeup(
(uint64_t) (duration_alarm->duration * 1000000.0f));
}
// TODO: handle pin alarms
}
}