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Diffstat (limited to '')
-rw-r--r-- | cpukit/score/src/schedulerdefaultpinunpindonothing.c | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/cpukit/score/src/schedulerdefaultpinunpindonothing.c b/cpukit/score/src/schedulerdefaultpinunpindonothing.c new file mode 100644 index 0000000000..b7b2a136a8 --- /dev/null +++ b/cpukit/score/src/schedulerdefaultpinunpindonothing.c @@ -0,0 +1,73 @@ +/* SPDX-License-Identifier: BSD-2-Clause */ + +/** + * @file + * + * @ingroup RTEMSScoreScheduler + * + * @brief This source file contains the implementation of + * _Scheduler_default_Pin_or_unpin_do_nothing(). + */ + +/* + * Copyright (C) 2018 embedded brains GmbH & Co. KG + * + * 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. + */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include <rtems/score/scheduler.h> +#include <rtems/score/interr.h> +#include <rtems/score/smpimpl.h> +#include <rtems/sysinit.h> + +void _Scheduler_default_Pin_or_unpin_do_nothing( + const Scheduler_Control *scheduler, + Thread_Control *the_thread, + Scheduler_Node *node, + struct Per_CPU_Control *cpu +) +{ + (void) scheduler; + (void) the_thread; + (void) node; + (void) cpu; +} + +static void _Scheduler_Ensure_exactly_one_processor( void ) +{ + if ( _SMP_Get_processor_maximum() != 1 ) { + _Terminate( + RTEMS_FATAL_SOURCE_SMP, + SMP_FATAL_SCHEDULER_REQUIRES_EXACTLY_ONE_PROCESSOR + ); + } +} + +RTEMS_SYSINIT_ITEM( + _Scheduler_Ensure_exactly_one_processor, + RTEMS_SYSINIT_SCHEDULER, + RTEMS_SYSINIT_ORDER_MIDDLE +); |