fb11e647
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reseau statique a...
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/*
* Copyright (C) 2015 Eistec AB
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
*/
/**
* @ingroup cpu_kinetis_common_rtt
*
* @{
*
* @file
* @brief RTC interface wrapper for use with RTT modules.
*
* @author Joakim Nohlgård <joakim.nohlgard@eistec.se>
*
* @}
*/
#include <stdint.h>
#include <time.h>
#include "cpu.h"
#include "periph/rtc.h"
#include "periph/rtt.h"
#include "periph_conf.h"
#define ENABLE_DEBUG (0)
#include "debug.h"
#if RTC_NUMOF
typedef struct {
rtc_alarm_cb_t cb; /**< callback called from RTC interrupt */
} rtc_state_t;
static rtc_state_t rtc_callback;
/**
* @brief Wrapper function to call RTC callback from RTT interrupt
*
* @param[inout] arg argument passed from the RTT interrupt
*/
static void rtc_cb(void* arg);
void rtc_init(void)
{
rtt_init();
}
int rtc_set_time(struct tm *time)
{
time_t t = mktime(time);
rtt_set_counter((uint32_t)t);
return 0;
}
int rtc_get_time(struct tm *time)
{
time_t t = (time_t)rtt_get_counter();
gmtime_r(&t, time);
return 0;
}
int rtc_set_alarm(struct tm *time, rtc_alarm_cb_t cb, void *arg)
{
time_t t = mktime(time);
rtc_callback.cb = cb;
rtt_set_alarm((uint32_t)t, rtc_cb, arg);
return 0;
}
int rtc_get_alarm(struct tm *time)
{
time_t t = (time_t)rtt_get_alarm();
gmtime_r(&t, time);
return 0;
}
void rtc_clear_alarm(void)
{
rtt_clear_alarm();
rtc_callback.cb = NULL;
}
void rtc_poweron(void)
{
rtt_poweron();
}
void rtc_poweroff(void)
{
rtt_poweroff();
}
static void rtc_cb(void* arg)
{
if (rtc_callback.cb != NULL) {
rtc_callback.cb(arg);
}
}
#endif /* RTC_NUMOF */
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