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/**
* @file rtc.c
* @brief Real Time Clock Abstraction Layer code.
*
* @addtogroup RTC
* @{
*/
#include "ch.h"
#include "hal.h"
#include "rtc_lld.h"
#if HAL_USE_RTC || defined(__DOXYGEN__)
/*===========================================================================*/
/* Driver local definitions. */
/*===========================================================================*/
/*===========================================================================*/
/* Driver exported variables. */
/*===========================================================================*/
/*===========================================================================*/
/* Driver local variables. */
/*===========================================================================*/
/*===========================================================================*/
/* Driver local functions. */
/*===========================================================================*/
/*===========================================================================*/
/* Driver exported functions. */
/*===========================================================================*/
/**
* @brief Enable access to registers and initialize RTC if BKP doamin
* was previously reseted.
*/
void rtcInit(void){
rtc_lld_init();
}
#if RTC_SUPPORTS_CALLBACKS
/**
* @brief Configure and start interrupt servicing routines.
* @param[in] rtcp - pointer to RTC driver structure.
* @param[in] rtccfgp - pointer to RTC config structure.
*/
void rtcStart(RTCDriver *rtcp, const RTCConfig *rtccfgp){
chDbgCheck(((rtcp != NULL) && (rtccfgp != NULL)), "rtcStart");
rtc_lld_start(rtcp, rtccfgp);
}
/**
* @brief Stop interrupt servicing routines.
*/
void rtcStop(void){
rtc_lld_stop();
}
#endif /* RTC_SUPPORTS_CALLBACKS */
/**
* @brief Set current time.
* @param[in] tv_sec - time value in UNIX notation.
*/
void rtcSetTime(uint32_t tv_sec){
rtc_lld_set_time(tv_sec);
}
/**
* @brief Return current time in UNIX notation.
*/
uint32_t rtcGetSec(void){
return rtc_lld_get_sec();
}
/**
* @brief Return fractional part of current time (milliseconds).
*/
uint16_t rtcGetMsec(void){
return rtc_lld_get_msec();
}
/**
* @brief Set alarm date in UNIX notation.
*/
void rtcSetAlarm(uint32_t tv_alarm){
rtc_lld_set_alarm(tv_alarm);
}
/**
* @brief Get current alarm date in UNIX notation.
*/
uint32_t rtcGetAlarm(void){
return rtc_lld_get_alarm();
}
#endif /* HAL_USE_RTC */
/** @} */
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