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/* SPDX-License-Identifier: BSD-2-Clause */
/**
* @file
*
* @brief Scheduler Configuration API
*/
/*
* Copyright (c) 2014, 2018 embedded brains GmbH. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _RTEMS_SAPI_SCHEDULER_H
#define _RTEMS_SAPI_SCHEDULER_H
#include <rtems/score/scheduler.h>
#define SCHEDULER_CONTEXT_NAME( name ) \
_Configuration_Scheduler_ ## name
#if defined(RTEMS_SMP)
#define SCHEDULER_CONTROL_IS_NON_PREEMPT_MODE_SUPPORTED( value ) \
, value
#else
#define SCHEDULER_CONTROL_IS_NON_PREEMPT_MODE_SUPPORTED( value )
#endif
#if defined(RTEMS_SMP)
/* This object doesn't exist and indicates a configuration error */
extern const Scheduler_Control RTEMS_SCHEDULER_INVALID_INDEX;
#define RTEMS_SCHEDULER_ASSIGN_DEFAULT \
SCHEDULER_ASSIGN_DEFAULT
#define RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL \
SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL
#define RTEMS_SCHEDULER_ASSIGN_PROCESSOR_MANDATORY \
SCHEDULER_ASSIGN_PROCESSOR_MANDATORY
#define RTEMS_SCHEDULER_ASSIGN( index, attr ) \
{ \
( index ) < RTEMS_ARRAY_SIZE( _Scheduler_Table ) ? \
&_Scheduler_Table[ ( index ) ] : &RTEMS_SCHEDULER_INVALID_INDEX, \
( attr ) \
}
#define RTEMS_SCHEDULER_ASSIGN_NO_SCHEDULER { NULL, 0 }
#endif
/*
* This file should be only included in the context of <rtems/confdefs.h>.
* Define the scheduler configuration macros only in case the corresponding
* configure symbol is defined. This is necessary to prevent invalid workspace
* size estimates since we have to account for the per-thread scheduler
* information.
*/
#ifdef CONFIGURE_SCHEDULER_CBS
#include <rtems/score/schedulercbs.h>
#define SCHEDULER_CBS_CONTEXT_NAME( name ) \
SCHEDULER_CONTEXT_NAME( CBS_ ## name )
#define RTEMS_SCHEDULER_CBS( name ) \
static Scheduler_EDF_Context SCHEDULER_CBS_CONTEXT_NAME( name )
#define RTEMS_SCHEDULER_TABLE_CBS( name, obj_name ) \
{ \
&SCHEDULER_CBS_CONTEXT_NAME( name ).Base, \
SCHEDULER_CBS_ENTRY_POINTS, \
SCHEDULER_CBS_MAXIMUM_PRIORITY, \
( obj_name ) \
SCHEDULER_CONTROL_IS_NON_PREEMPT_MODE_SUPPORTED( true ) \
}
/* Provided for backward compatibility */
#define RTEMS_SCHEDULER_CONTEXT_CBS( name ) \
RTEMS_SCHEDULER_CBS( name )
#define RTEMS_SCHEDULER_CONTROL_CBS( name, obj_name ) \
RTEMS_SCHEDULER_TABLE_CBS( name, obj_name )
#endif
#ifdef CONFIGURE_SCHEDULER_EDF
#include <rtems/score/scheduleredf.h>
#define SCHEDULER_EDF_CONTEXT_NAME( name ) \
SCHEDULER_CONTEXT_NAME( EDF_ ## name )
#define RTEMS_SCHEDULER_EDF( name ) \
static Scheduler_EDF_Context SCHEDULER_EDF_CONTEXT_NAME( name )
#define RTEMS_SCHEDULER_TABLE_EDF( name, obj_name ) \
{ \
&SCHEDULER_EDF_CONTEXT_NAME( name ).Base, \
SCHEDULER_EDF_ENTRY_POINTS, \
SCHEDULER_EDF_MAXIMUM_PRIORITY, \
( obj_name ) \
SCHEDULER_CONTROL_IS_NON_PREEMPT_MODE_SUPPORTED( true ) \
}
/* Provided for backward compatibility */
#define RTEMS_SCHEDULER_CONTEXT_EDF( name ) \
RTEMS_SCHEDULER_EDF( name )
#define RTEMS_SCHEDULER_CONTROL_EDF( name, obj_name ) \
RTEMS_SCHEDULER_TABLE_EDF( name, obj_name )
#endif
#ifdef CONFIGURE_SCHEDULER_EDF_SMP
#ifndef RTEMS_SMP
#error "CONFIGURE_SCHEDULER_EDF_SMP cannot be used if RTEMS_SMP is disabled"
#endif
#include <rtems/score/scheduleredfsmp.h>
#ifndef CONFIGURE_MAXIMUM_PROCESSORS
#error "CONFIGURE_MAXIMUM_PROCESSORS must be defined to configure the EDF SMP scheduler"
#endif
#define SCHEDULER_EDF_SMP_CONTEXT_NAME( name ) \
SCHEDULER_CONTEXT_NAME( EDF_SMP_ ## name )
#define RTEMS_SCHEDULER_EDF_SMP( name ) \
static struct { \
Scheduler_EDF_SMP_Context Base; \
Scheduler_EDF_SMP_Ready_queue Ready[ CONFIGURE_MAXIMUM_PROCESSORS + 1 ]; \
} SCHEDULER_EDF_SMP_CONTEXT_NAME( name )
#define RTEMS_SCHEDULER_TABLE_EDF_SMP( name, obj_name ) \
{ \
&SCHEDULER_EDF_SMP_CONTEXT_NAME( name ).Base.Base.Base, \
SCHEDULER_EDF_SMP_ENTRY_POINTS, \
SCHEDULER_EDF_MAXIMUM_PRIORITY, \
( obj_name ) \
SCHEDULER_CONTROL_IS_NON_PREEMPT_MODE_SUPPORTED( false ) \
}
/* Provided for backward compatibility */
#define RTEMS_SCHEDULER_CONTEXT_EDF_SMP( name, max_cpu_count ) \
RTEMS_SCHEDULER_EDF_SMP( name )
#define RTEMS_SCHEDULER_CONTROL_EDF_SMP( name, obj_name ) \
RTEMS_SCHEDULER_TABLE_EDF_SMP( name, obj_name )
#endif
#ifdef CONFIGURE_SCHEDULER_PRIORITY
#include <rtems/score/schedulerpriority.h>
#define SCHEDULER_PRIORITY_CONTEXT_NAME( name ) \
SCHEDULER_CONTEXT_NAME( priority_ ## name )
#define RTEMS_SCHEDULER_PRIORITY( name, prio_count ) \
static struct { \
Scheduler_priority_Context Base; \
Chain_Control Ready[ ( prio_count ) ]; \
} SCHEDULER_PRIORITY_CONTEXT_NAME( name )
#define RTEMS_SCHEDULER_TABLE_PRIORITY( name, obj_name ) \
{ \
&SCHEDULER_PRIORITY_CONTEXT_NAME( name ).Base.Base, \
SCHEDULER_PRIORITY_ENTRY_POINTS, \
RTEMS_ARRAY_SIZE( \
SCHEDULER_PRIORITY_CONTEXT_NAME( name ).Ready \
) - 1, \
( obj_name ) \
SCHEDULER_CONTROL_IS_NON_PREEMPT_MODE_SUPPORTED( true ) \
}
/* Provided for backward compatibility */
#define RTEMS_SCHEDULER_CONTEXT_PRIORITY( name, prio_count ) \
RTEMS_SCHEDULER_PRIORITY( name, prio_count )
#define RTEMS_SCHEDULER_CONTROL_PRIORITY( name, obj_name ) \
RTEMS_SCHEDULER_TABLE_PRIORITY( name, obj_name )
#endif
#ifdef CONFIGURE_SCHEDULER_PRIORITY_AFFINITY_SMP
#ifndef RTEMS_SMP
#error "CONFIGURE_SCHEDULER_PRIORITY_AFFINITY_SMP cannot be used if RTEMS_SMP is disabled"
#endif
#include <rtems/score/schedulerpriorityaffinitysmp.h>
#define SCHEDULER_PRIORITY_AFFINITY_SMP_CONTEXT_NAME( name ) \
SCHEDULER_CONTEXT_NAME( priority_affinity_SMP_ ## name )
#define RTEMS_SCHEDULER_PRIORITY_AFFINITY_SMP( name, prio_count ) \
static struct { \
Scheduler_priority_SMP_Context Base; \
Chain_Control Ready[ ( prio_count ) ]; \
} SCHEDULER_PRIORITY_AFFINITY_SMP_CONTEXT_NAME( name )
#define RTEMS_SCHEDULER_TABLE_PRIORITY_AFFINITY_SMP( name, obj_name ) \
{ \
&SCHEDULER_PRIORITY_AFFINITY_SMP_CONTEXT_NAME( name ).Base.Base.Base, \
SCHEDULER_PRIORITY_AFFINITY_SMP_ENTRY_POINTS, \
RTEMS_ARRAY_SIZE( \
SCHEDULER_PRIORITY_AFFINITY_SMP_CONTEXT_NAME( name ).Ready \
) - 1, \
( obj_name ) \
SCHEDULER_CONTROL_IS_NON_PREEMPT_MODE_SUPPORTED( false ) \
}
/* Provided for backward compatibility */
#define RTEMS_SCHEDULER_CONTEXT_PRIORITY_AFFINITY_SMP( name, prio_count ) \
RTEMS_SCHEDULER_PRIORITY_AFFINITY_SMP( name, prio_count )
#define RTEMS_SCHEDULER_CONTROL_PRIORITY_AFFINITY_SMP( name, obj_name ) \
RTEMS_SCHEDULER_TABLE_PRIORITY_AFFINITY_SMP( name, obj_name )
#endif
#ifdef CONFIGURE_SCHEDULER_PRIORITY_SMP
#ifndef RTEMS_SMP
#error "CONFIGURE_SCHEDULER_PRIORITY_SMP cannot be used if RTEMS_SMP is disabled"
#endif
#include <rtems/score/schedulerprioritysmp.h>
#define SCHEDULER_PRIORITY_SMP_CONTEXT_NAME( name ) \
SCHEDULER_CONTEXT_NAME( priority_SMP_ ## name )
#define RTEMS_SCHEDULER_PRIORITY_SMP( name, prio_count ) \
static struct { \
Scheduler_priority_SMP_Context Base; \
Chain_Control Ready[ ( prio_count ) ]; \
} SCHEDULER_PRIORITY_SMP_CONTEXT_NAME( name )
#define RTEMS_SCHEDULER_TABLE_PRIORITY_SMP( name, obj_name ) \
{ \
&SCHEDULER_PRIORITY_SMP_CONTEXT_NAME( name ).Base.Base.Base, \
SCHEDULER_PRIORITY_SMP_ENTRY_POINTS, \
RTEMS_ARRAY_SIZE( \
SCHEDULER_PRIORITY_SMP_CONTEXT_NAME( name ).Ready \
) - 1, \
( obj_name ) \
SCHEDULER_CONTROL_IS_NON_PREEMPT_MODE_SUPPORTED( false ) \
}
/* Provided for backward compatibility */
#define RTEMS_SCHEDULER_CONTEXT_PRIORITY_SMP( name, prio_count ) \
RTEMS_SCHEDULER_PRIORITY_SMP( name, prio_count )
#define RTEMS_SCHEDULER_CONTROL_PRIORITY_SMP( name, obj_name ) \
RTEMS_SCHEDULER_TABLE_PRIORITY_SMP( name, obj_name )
#endif
#ifdef CONFIGURE_SCHEDULER_STRONG_APA
#ifndef RTEMS_SMP
#error "CONFIGURE_SCHEDULER_STRONG_APA cannot be used if RTEMS_SMP is disabled"
#endif
#include <rtems/score/schedulerstrongapa.h>
#ifndef CONFIGURE_MAXIMUM_PROCESSORS
#error "CONFIGURE_MAXIMUM_PROCESSORS must be defined to configure the Strong APA scheduler"
#endif
#define SCHEDULER_STRONG_APA_CONTEXT_NAME( name ) \
SCHEDULER_CONTEXT_NAME( strong_APA_ ## name )
#define RTEMS_SCHEDULER_STRONG_APA( name, prio_count ) \
static struct { \
Scheduler_strong_APA_Context Base; \
Scheduler_strong_APA_CPU CPU[ CONFIGURE_MAXIMUM_PROCESSORS ]; \
} SCHEDULER_STRONG_APA_CONTEXT_NAME( name )
#define RTEMS_SCHEDULER_TABLE_STRONG_APA( name, obj_name ) \
{ \
&SCHEDULER_STRONG_APA_CONTEXT_NAME( name ).Base.Base.Base, \
SCHEDULER_STRONG_APA_ENTRY_POINTS, \
SCHEDULER_STRONG_APA_MAXIMUM_PRIORITY, \
( obj_name ) \
SCHEDULER_CONTROL_IS_NON_PREEMPT_MODE_SUPPORTED( false ) \
}
/* Provided for backward compatibility */
#define RTEMS_SCHEDULER_CONTEXT_STRONG_APA( name, prio_count ) \
RTEMS_SCHEDULER_STRONG_APA( name, prio_count )
#define RTEMS_SCHEDULER_CONTROL_STRONG_APA( name, obj_name ) \
RTEMS_SCHEDULER_TABLE_STRONG_APA( name, obj_name )
#endif
#ifdef CONFIGURE_SCHEDULER_SIMPLE
#include <rtems/score/schedulersimple.h>
#define SCHEDULER_SIMPLE_CONTEXT_NAME( name ) \
SCHEDULER_CONTEXT_NAME( simple_ ## name )
#define RTEMS_SCHEDULER_SIMPLE( name ) \
static Scheduler_simple_Context \
SCHEDULER_SIMPLE_CONTEXT_NAME( name )
#define RTEMS_SCHEDULER_TABLE_SIMPLE( name, obj_name ) \
{ \
&SCHEDULER_SIMPLE_CONTEXT_NAME( name ).Base, \
SCHEDULER_SIMPLE_ENTRY_POINTS, \
SCHEDULER_SIMPLE_MAXIMUM_PRIORITY, \
( obj_name ) \
SCHEDULER_CONTROL_IS_NON_PREEMPT_MODE_SUPPORTED( true ) \
}
/* Provided for backward compatibility */
#define RTEMS_SCHEDULER_CONTEXT_SIMPLE( name ) \
RTEMS_SCHEDULER_SIMPLE( name )
#define RTEMS_SCHEDULER_CONTROL_SIMPLE( name, obj_name ) \
RTEMS_SCHEDULER_TABLE_SIMPLE( name, obj_name )
#endif
#ifdef CONFIGURE_SCHEDULER_SIMPLE_SMP
#ifndef RTEMS_SMP
#error "CONFIGURE_SCHEDULER_SIMPLE_SMP cannot be used if RTEMS_SMP is disabled"
#endif
#include <rtems/score/schedulersimplesmp.h>
#define SCHEDULER_SIMPLE_SMP_CONTEXT_NAME( name ) \
SCHEDULER_CONTEXT_NAME( simple_SMP_ ## name )
#define RTEMS_SCHEDULER_SIMPLE_SMP( name ) \
static Scheduler_simple_SMP_Context \
SCHEDULER_SIMPLE_SMP_CONTEXT_NAME( name )
#define RTEMS_SCHEDULER_TABLE_SIMPLE_SMP( name, obj_name ) \
{ \
&SCHEDULER_SIMPLE_SMP_CONTEXT_NAME( name ).Base.Base, \
SCHEDULER_SIMPLE_SMP_ENTRY_POINTS, \
SCHEDULER_SIMPLE_SMP_MAXIMUM_PRIORITY, \
( obj_name ) \
SCHEDULER_CONTROL_IS_NON_PREEMPT_MODE_SUPPORTED( false ) \
}
/* Provided for backward compatibility */
#define RTEMS_SCHEDULER_CONTEXT_SIMPLE_SMP( name ) \
RTEMS_SCHEDULER_SIMPLE_SMP( name )
#define RTEMS_SCHEDULER_CONTROL_SIMPLE_SMP( name, obj_name ) \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP( name, obj_name )
#endif
#endif /* _RTEMS_SAPI_SCHEDULER_H */
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