/**
* @file
*
* @ingroup RTEMSScoreSchedulerPrioritySMP
*
* @brief This header file provides interfaces of the
* @ref RTEMSScoreSchedulerPrioritySMP which are only used by the
* implementation.
*/
/*
* Copyright (c) 2013, 2017 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_SCHEDULERPRIORITYSMPIMPL_H
#define _RTEMS_SCORE_SCHEDULERPRIORITYSMPIMPL_H
#include <rtems/score/schedulerprioritysmp.h>
#include <rtems/score/schedulerpriorityimpl.h>
#include <rtems/score/schedulersimpleimpl.h>
#include <rtems/score/schedulersmpimpl.h>
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
/**
* @ingroup RTEMSScoreSchedulerPrioritySMP
* @{
*/
static inline Scheduler_priority_SMP_Context *_Scheduler_priority_SMP_Get_self(
Scheduler_Context *context
)
{
return (Scheduler_priority_SMP_Context *) context;
}
static inline Scheduler_priority_SMP_Node *_Scheduler_priority_SMP_Thread_get_node(
Thread_Control *thread
)
{
return (Scheduler_priority_SMP_Node *) _Thread_Scheduler_get_home_node( thread );
}
static inline Scheduler_priority_SMP_Node *
_Scheduler_priority_SMP_Node_downcast( Scheduler_Node *node )
{
return (Scheduler_priority_SMP_Node *) node;
}
static inline bool _Scheduler_priority_SMP_Has_ready( Scheduler_Context *context )
{
Scheduler_priority_SMP_Context *self =
_Scheduler_priority_SMP_Get_self( context );
return !_Priority_bit_map_Is_empty( &self->Bit_map );
}
static inline void _Scheduler_priority_SMP_Move_from_scheduled_to_ready(
Scheduler_Context *context,
Scheduler_Node *scheduled_to_ready
)
{
Scheduler_priority_SMP_Context *self =
_Scheduler_priority_SMP_Get_self( context );
Scheduler_priority_SMP_Node *node =
_Scheduler_priority_SMP_Node_downcast( scheduled_to_ready );
_Chain_Extract_unprotected( &node->Base.Base.Node.Chain );
_Scheduler_priority_Ready_queue_enqueue_first(
&node->Base.Base.Node.Chain,
&node->Ready_queue,
&self->Bit_map
);
}
static inline void _Scheduler_priority_SMP_Move_from_ready_to_scheduled(
Scheduler_Context *context,
Scheduler_Node *ready_to_scheduled
)
{
Scheduler_priority_SMP_Context *self;
Scheduler_priority_SMP_Node *node;
Priority_Control insert_priority;
self = _Scheduler_priority_SMP_Get_self( context );
node = _Scheduler_priority_SMP_Node_downcast( ready_to_scheduled );
_Scheduler_priority_Ready_queue_extract(
&node->Base.Base.Node.Chain,
&node->Ready_queue,
&self->Bit_map
);
insert_priority = _Scheduler_SMP_Node_priority( &node->Base.Base );
insert_priority = SCHEDULER_PRIORITY_APPEND( insert_priority );
_Chain_Insert_ordered_unprotected(
&self->Base.Scheduled,
&node->Base.Base.Node.Chain,
&insert_priority,
_Scheduler_SMP_Priority_less_equal
);
}
static inline void _Scheduler_priority_SMP_Insert_ready(
Scheduler_Context *context,
Scheduler_Node *node_base,
Priority_Control insert_priority
)
{
Scheduler_priority_SMP_Context *self;
Scheduler_priority_SMP_Node *node;
self = _Scheduler_priority_SMP_Get_self( context );
node = _Scheduler_priority_SMP_Node_downcast( node_base );
if ( SCHEDULER_PRIORITY_IS_APPEND( insert_priority ) ) {
_Scheduler_priority_Ready_queue_enqueue(
&node->Base.Base.Node.Chain,
&node->Ready_queue,
&self->Bit_map
);
} else {
_Scheduler_priority_Ready_queue_enqueue_first(
&node->Base.Base.Node.Chain,
&node->Ready_queue,
&self->Bit_map
);
}
}
static inline void _Scheduler_priority_SMP_Extract_from_ready(
Scheduler_Context *context,
Scheduler_Node *thread
)
{
Scheduler_priority_SMP_Context *self =
_Scheduler_priority_SMP_Get_self( context );
Scheduler_priority_SMP_Node *node =
_Scheduler_priority_SMP_Node_downcast( thread );
_Scheduler_priority_Ready_queue_extract(
&node->Base.Base.Node.Chain,
&node->Ready_queue,
&self->Bit_map
);
}
static inline void _Scheduler_priority_SMP_Do_update(
Scheduler_Context *context,
Scheduler_Node *node_to_update,
Priority_Control new_priority
)
{
Scheduler_priority_SMP_Context *self;
Scheduler_priority_SMP_Node *node;
self = _Scheduler_priority_SMP_Get_self( context );
node = _Scheduler_priority_SMP_Node_downcast( node_to_update );
_Scheduler_SMP_Node_update_priority( &node->Base, new_priority );
_Scheduler_priority_Ready_queue_update(
&node->Ready_queue,
SCHEDULER_PRIORITY_UNMAP( new_priority ),
&self->Bit_map,
&self->Ready[ 0 ]
);
}
/** @} */
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* _RTEMS_SCORE_SCHEDULERPRIORITYSMPIMPL_H */