timecounter.h

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/*
 * Copyright (c) 2015 embedded brains GmbH.  All rights reserved.
 *
 *  embedded brains GmbH
 *  Dornierstr. 4
 *  82178 Puchheim
 *  Germany
 *  <rtems@embedded-brains.de>
 *
 * The license and distribution terms for this file may be
 * found in the file LICENSE in this distribution or at
 * http://www.rtems.org/license/LICENSE.
 */

#ifndef _RTEMS_SCORE_TIMECOUNTER_H
#define _RTEMS_SCORE_TIMECOUNTER_H

#include <sys/time.h>
#include <sys/timetc.h>

#include <rtems/score/isrlock.h>

#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */

void _Timecounter_Bintime( struct bintime *bt );

void _Timecounter_Nanotime( struct timespec *ts );

void _Timecounter_Microtime( struct timeval *tv );

void _Timecounter_Binuptime( struct bintime *bt );

void _Timecounter_Nanouptime( struct timespec *ts );

void _Timecounter_Microuptime( struct timeval *tv );

void _Timecounter_Getbintime( struct bintime *bt );

void _Timecounter_Getnanotime( struct timespec *ts );

void _Timecounter_Getmicrotime( struct timeval *tv );

void _Timecounter_Getbinuptime( struct bintime *bt );

void _Timecounter_Getnanouptime( struct timespec *ts );

void _Timecounter_Getmicrouptime( struct timeval *tv );

void _Timecounter_Install( struct timecounter *tc );

void _Timecounter_Tick( void );

ISR_LOCK_DECLARE( extern, _Timecounter_Lock )


#define _Timecounter_Acquire( lock_context ) \
  _ISR_lock_ISR_disable_and_acquire( &_Timecounter_Lock, lock_context )

void _Timecounter_Tick_simple(
  uint32_t delta,
  uint32_t offset,
  ISR_lock_Context *lock_context
);

extern volatile time_t _Timecounter_Time_second;

extern volatile time_t _Timecounter_Time_uptime;

extern struct timecounter *_Timecounter;

#ifdef __cplusplus
}
#endif /* __cplusplus */

#endif /* _RTEMS_SCORE_TIMECOUNTER_H */