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/**
* @file
*
* @ingroup ScoreSchedulerEDF
*
* @brief EDF Scheduler Implementation
*/
/*
* Copryight (c) 2011 Petr Benes.
* Copyright (C) 2011 On-Line Applications Research Corporation (OAR).
*
* 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_SCHEDULEREDFIMPL_H
#define _RTEMS_SCORE_SCHEDULEREDFIMPL_H
#include <rtems/score/scheduleredf.h>
#include <rtems/score/schedulerimpl.h>
#ifdef __cplusplus
extern "C" {
#endif
/**
* @addtogroup ScoreSchedulerEDF EDF
*
* @{
*/
RTEMS_INLINE_ROUTINE Scheduler_EDF_Context *
_Scheduler_EDF_Get_context( const Scheduler_Control *scheduler )
{
return (Scheduler_EDF_Context *) _Scheduler_Get_context( scheduler );
}
RTEMS_INLINE_ROUTINE Scheduler_EDF_Node *_Scheduler_EDF_Node_get(
Thread_Control *the_thread
)
{
return (Scheduler_EDF_Node *) _Scheduler_Node_get( the_thread );
}
RTEMS_INLINE_ROUTINE void _Scheduler_EDF_Enqueue(
const Scheduler_Control *scheduler,
Thread_Control *the_thread
)
{
Scheduler_EDF_Context *context =
_Scheduler_EDF_Get_context( scheduler );
Scheduler_EDF_Node *node = _Scheduler_EDF_Node_get( the_thread );
_RBTree_Insert( &context->Ready, &node->Node );
node->queue_state = SCHEDULER_EDF_QUEUE_STATE_YES;
}
RTEMS_INLINE_ROUTINE void _Scheduler_EDF_Extract(
const Scheduler_Control *scheduler,
Thread_Control *the_thread
)
{
Scheduler_EDF_Context *context =
_Scheduler_EDF_Get_context( scheduler );
Scheduler_EDF_Node *node = _Scheduler_EDF_Node_get( the_thread );
_RBTree_Extract( &context->Ready, &node->Node );
}
RTEMS_INLINE_ROUTINE void _Scheduler_EDF_Schedule_body(
const Scheduler_Control *scheduler,
Thread_Control *the_thread,
bool force_dispatch
)
{
Scheduler_EDF_Context *context =
_Scheduler_EDF_Get_context( scheduler );
RBTree_Node *first = _RBTree_First( &context->Ready, RBT_LEFT );
Scheduler_EDF_Node *node =
_RBTree_Container_of(first, Scheduler_EDF_Node, Node);
Thread_Control *heir = node->thread;
( void ) the_thread;
_Scheduler_Update_heir( heir, force_dispatch );
}
/**@}*/
#ifdef __cplusplus
}
#endif
#endif
/* end of include file */
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