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