RTEMS
6.3
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cpukit
include
rtems
score
corebarrier.h
Go to the documentation of this file.
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/* SPDX-License-Identifier: BSD-2-Clause */
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/*
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* COPYRIGHT (c) 1989-2007.
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* On-Line Applications Research Corporation (OAR).
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _RTEMS_SCORE_COREBARRIER_H
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#define _RTEMS_SCORE_COREBARRIER_H
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#include <
rtems/score/threadq.h
>
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#ifdef __cplusplus
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extern
"C"
{
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#endif
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typedef
struct
{
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Thread_queue_Control
Wait_queue
;
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uint32_t
number_of_waiting_threads
;
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uint32_t
maximum_count
;
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}
CORE_barrier_Control
;
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#ifdef __cplusplus
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}
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#endif
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#endif
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/* end of include file */
CORE_barrier_Control
This control block is used to manage a barrier.
Definition
corebarrier.h:64
CORE_barrier_Control::number_of_waiting_threads
uint32_t number_of_waiting_threads
This member contains the current number of thread waiting at the barrier to be released.
Definition
corebarrier.h:75
CORE_barrier_Control::Wait_queue
Thread_queue_Control Wait_queue
This member is used to manage the set of tasks which are blocked waiting for the barrier to be releas...
Definition
corebarrier.h:69
CORE_barrier_Control::maximum_count
uint32_t maximum_count
This member indicates the number of threads which must arrive at the barrier to trip the automatic re...
Definition
corebarrier.h:84
Thread_queue_Control
Definition
threadq.h:609
threadq.h
This header file provides interfaces of the Thread Queue Handler which are used by the implementation...
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