tinySA/os/hal/templates/rtc_lld.h

157 lines
4.5 KiB
C

/*
ChibiOS/HAL - Copyright (C) 2006-2014 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 rtc_lld.h
* @brief PLATFORM RTC subsystem low level driver header.
*
* @addtogroup RTC
* @{
*/
#ifndef _RTC_LLD_H_
#define _RTC_LLD_H_
#if HAL_USE_RTC || defined(__DOXYGEN__)
/*===========================================================================*/
/* Driver constants. */
/*===========================================================================*/
/**
* @name Implementation capabilities
*/
/**
* @brief Callback support int the driver.
*/
#define RTC_SUPPORTS_CALLBACKS PLATFORM_RTC_HAS_INTERRUPTS
/**
* @brief Number of alarms available.
*/
#define RTC_ALARMS PLATFORM_RTC_NUM_ALARMS
/**
* @brief Presence of a local persistent storage.
*/
#define RTC_HAS_STORAGE FALSE
/** @} */
/*===========================================================================*/
/* Driver pre-compile time settings. */
/*===========================================================================*/
/**
* @name Configuration options
* @{
*/
/** @} */
/*===========================================================================*/
/* Derived constants and error checks. */
/*===========================================================================*/
/*===========================================================================*/
/* Driver data structures and types. */
/*===========================================================================*/
/**
* @brief FileStream specific methods.
*/
#define _rtc_driver_methods \
_file_stream_methods
/**
* @brief Type of an RTC alarm number.
*/
typedef uint32_t rtcalarm_t;
/**
* @brief Type of a structure representing an RTC alarm time stamp.
*/
typedef struct {
/* End of the mandatory fields.*/
uint32_t dummy;
} RTCAlarm;
#if RTC_HAS_STORAGE || defined(__DOXYGEN__)
/**
* @extends FileStream
*
* @brief @p RTCDriver virtual methods table.
*/
struct RTCDriverVMT {
_rtc_driver_methods
};
#endif
/**
* @brief Structure representing an RTC driver.
*/
struct RTCDriver {
#if RTC_HAS_STORAGE || defined(__DOXYGEN__)
/**
* @brief Virtual Methods Table.
*/
const struct RTCDriverVMT *vmt;
#endif
/* End of the mandatory fields.*/
uint32_t dummy;
};
/*===========================================================================*/
/* Driver macros. */
/*===========================================================================*/
/*===========================================================================*/
/* External declarations. */
/*===========================================================================*/
#if !defined(__DOXYGEN__)
extern RTCDriver RTCD1;
#if RTC_HAS_STORAGE
extern struct RTCDriverVMT _rtc_lld_vmt;
#endif
#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
#ifdef __cplusplus
}
#endif
#endif /* HAL_USE_RTC */
#endif /* _RTC_LLD_H_ */
/** @} */