circuitpython/ports/raspberrypi/common-hal/rtc/RTC.c

97 lines
2.7 KiB
C

/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright 2020 microDev
*
* 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 "shared-bindings/rtc/RTC.h"
#include "common-hal/rtc/RTC.h"
#include <sys/time.h>
#include "py/runtime.h"
#include "src/rp2_common/hardware_rtc/include/hardware/rtc.h"
#include "src/rp2_common/hardware_clocks/include/hardware/clocks.h"
void common_hal_rtc_init(void) {
datetime_t t = {
.year = 2020,
.month = 1,
.day = 1,
.dotw = 3, // 0 is Sunday, so 3 is Wednesday
.hour = 0,
.min = 0,
.sec = 0
};
// Start the RTC
rtc_init();
rtc_set_datetime(&t);
}
void common_hal_rtc_get_time(timeutils_struct_time_t *tm) {
datetime_t t;
rtc_get_datetime(&t);
tm->tm_year = t.year;
tm->tm_mon = t.month;
tm->tm_mday = t.day;
tm->tm_wday = t.dotw;
tm->tm_hour = t.hour;
tm->tm_min = t.min;
tm->tm_sec = t.sec;
if (tm->tm_wday == 0) {
tm->tm_wday = 6;
} else {
tm->tm_wday -= 1;
}
}
void common_hal_rtc_set_time(timeutils_struct_time_t *tm) {
if (tm->tm_wday == 6) {
tm->tm_wday = 0;
} else {
tm->tm_wday += 1;
}
datetime_t t = {
.year = tm->tm_year,
.month = tm->tm_mon,
.day = tm->tm_mday,
.dotw = tm->tm_wday,
.hour = tm->tm_hour,
.min = tm->tm_min,
.sec = tm->tm_sec
};
rtc_set_datetime(&t);
}
int common_hal_rtc_get_calibration(void) {
return 0;
}
void common_hal_rtc_set_calibration(int calibration) {
mp_raise_NotImplementedError_varg(MP_ERROR_TEXT("%q"), MP_QSTR_calibration);
}