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/*
ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
/*
Concepts and parts of this file have been contributed by Uladzimir Pylinsky
aka barthess.
*/
/**
* @file hal_rtc_lld.h
* @brief PLATFORM RTC subsystem low level driver header.
*
* @addtogroup RTC
* @{
*/
#ifndef HAL_RTC_LLD_H
#define HAL_RTC_LLD_H
#if (HAL_USE_RTC == TRUE) || defined(__DOXYGEN__)
/*===========================================================================*/
/* Driver constants. */
/*===========================================================================*/
/**
* @name Implementation capabilities
*/
/**
* @brief Callback support int the driver.
*/
#define RTC_SUPPORTS_CALLBACKS TRUE
/**
* @brief Number of alarms available.
*/
#define RTC_ALARMS 2
/**
* @brief Presence of a local persistent storage.
*/
#define RTC_HAS_STORAGE FALSE
/** @} */
/*===========================================================================*/
/* Driver pre-compile time settings. */
/*===========================================================================*/
/**
* @name PLATFORM configuration options
* @{
*/
/**
* @brief RTCD1 driver enable switch.
* @details If set to @p TRUE the support for RTC1 is included.
* @note The default is @p FALSE.
*/
#if !defined(PLATFORM_RTC_USE_RTC1) || defined(__DOXYGEN__)
#define PLATFORM_RTC_USE_RTC1 FALSE
#endif
/** @} */
/*===========================================================================*/
/* Derived constants and error checks. */
/*===========================================================================*/
/*===========================================================================*/
/* Driver data structures and types. */
/*===========================================================================*/
#if (RTC_SUPPORTS_CALLBACKS == TRUE) || defined(__DOXYGEN__)
/**
* @brief Type of an RTC event.
*/
typedef enum {
RTC_EVENT_SECOND = 0 /** Triggered every second. */
} rtcevent_t;
/**
* @brief Type of a generic RTC callback.
*/
typedef void (*rtccb_t)(RTCDriver *rtcp, rtcevent_t event);
#endif
/**
* @brief Type of a structure representing an RTC alarm time stamp.
*/
typedef struct {
/* End of the mandatory fields.*/
uint32_t dummy;
} RTCAlarm;
/**
* @brief Implementation-specific @p RTCDriver fields.
*/
#define rtc_lld_driver_fields \
uint32_t dummy
/*===========================================================================*/
/* Driver macros. */
/*===========================================================================*/
/*===========================================================================*/
/* External declarations. */
/*===========================================================================*/
#if (PLATFORM_RTC_USE_RTC1 == TRUE) && !defined(__DOXYGEN__)
extern RTCDriver RTCD1;
#endif
#ifdef __cplusplus
extern "C" {
#endif
void rtc_lld_init(void);
void rtc_lld_set_time(RTCDriver *rtcp, const RTCDateTime *timespec);
void rtc_lld_get_time(RTCDriver *rtcp, RTCDateTime *timespec);
#if RTC_ALARMS > 0
void rtc_lld_set_alarm(RTCDriver *rtcp,
rtcalarm_t alarm,
const RTCAlarm *alarmspec);
void rtc_lld_get_alarm(RTCDriver *rtcp,
rtcalarm_t alarm,
RTCAlarm *alarmspec);
#endif
#if RTC_SUPPORTS_CALLBACKS == TRUE
void rtc_lld_set_callback(RTCDriver *rtcp, rtccb_t callback);
#endif
#ifdef __cplusplus
}
#endif
#endif /* HAL_USE_RTC == TRUE */
#endif /* HAL_RTC_LLD_H */
/** @} */
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