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/*
    ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010,
                 2011,2012,2013 Giovanni Di Sirio.

    This file is part of ChibiOS/RT.

    ChibiOS/RT is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 3 of the License, or
    (at your option) any later version.

    ChibiOS/RT is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

/**
 * @file    st.h
 * @brief   ST Driver macros and structures.
 * @details This header is designed to be include-able without having to
 *          include other files from the HAL.
 *
 * @addtogroup ST
 * @{
 */

#ifndef _ST_H_
#define _ST_H_

/*===========================================================================*/
/* Driver constants.                                                         */
/*===========================================================================*/

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

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

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

#include "st_lld.h"

/*===========================================================================*/
/* Driver macros.                                                            */
/*===========================================================================*/

/**
 * @name    Macro Functions
 * @{
 */
/**
 * @brief   Returns the time counter value.
 * @note    This functionality is only available in free running mode, the
 *          behaviour in periodic mode is undefined.
 *
 * @return              The counter value.
 *
 * @api
 */
#define stGetCounter() st_lld_get_counter()

/**
 * @brief   Determines if the alarm is active.
 *
 * @return              The alarm status.
 * @retval false        if the alarm is not active.
 * @retval true         is the alarm is active
 *
 * @api
 */
#define stIsAlarmActive() st_lld_is_alarm_active()
/** @} */

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

#ifdef __cplusplus
extern "C" {
#endif
  void stInit(void);
  void stStartAlarm(systime_t time);
  void stStopAlarm(void);
  void stSetAlarm(systime_t time);
  systime_t stGetAlarm(void);
#ifdef __cplusplus
}
#endif

#endif /* _ST_H_ */

/** @} */