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/*
    ChibiOS/HAL - Copyright (C) 2016 Andrew Wygle aka awygle

    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.
*/

/**
 * @file    MSP430X/chcore_timer.h
 * @brief   System timer header file.
 *
 * @addtogroup MSP430X_TIMER
 * @{
 */

#ifndef CHCORE_TIMER_H
#define CHCORE_TIMER_H

#include "hal_st.h"

/*===========================================================================*/
/* Module constants.                                                         */
/*===========================================================================*/

/*===========================================================================*/
/* Module pre-compile time settings.                                         */
/*===========================================================================*/

/*===========================================================================*/
/* Derived constants and error checks.                                       */
/*===========================================================================*/

/*===========================================================================*/
/* Module data structures and types.                                         */
/*===========================================================================*/

/*===========================================================================*/
/* Module macros.                                                            */
/*===========================================================================*/

/*===========================================================================*/
/* External declarations.                                                    */
/*===========================================================================*/

/*===========================================================================*/
/* Module inline functions.                                                  */
/*===========================================================================*/

/**
 * @brief   Starts the alarm.
 * @note    Makes sure that no spurious alarms are triggered after
 *          this call.
 *
 * @param[in] abstime   the time to be set for the first alarm
 *
 * @notapi
 */
static inline void port_timer_start_alarm(systime_t abstime) {

  stStartAlarm(abstime);
}

/**
 * @brief   Stops the alarm interrupt.
 *
 * @notapi
 */
static inline void port_timer_stop_alarm(void) {
  stStopAlarm();
}

/**
 * @brief   Sets the alarm time.
 *
 * @param[in] abstime   the time to be set for the next alarm
 *
 * @notapi
 */
static inline void port_timer_set_alarm(systime_t abstime) {

  stSetAlarm(abstime);
}

/**
 * @brief   Returns the system time.
 *
 * @return              The system time.
 *
 * @notapi
 */
static inline systime_t port_timer_get_time(void) {

  return stGetCounter();
}

/**
 * @brief   Returns the current alarm time.
 *
 * @return              The currently set alarm time.
 *
 * @notapi
 */
static inline systime_t port_timer_get_alarm(void) {

  return stGetAlarm();
}

#endif /* CHCORE_TIMER_H */

/** @} */