81 lines
3.4 KiB
C
81 lines
3.4 KiB
C
/**
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*******************************************************************************
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* @file OsMutex.h
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* @version V1.1.6
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* @date 2014.05.23
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* @brief Mutex management header file
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* @details This file including some defines and declare related to mutex
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* management.
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*******************************************************************************
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* @copy
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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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*
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* * 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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* * 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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* * Neither the name of the <ORGANIZATION> nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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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
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* THE POSSIBILITY OF SUCH DAMAGE.
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*
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* <h2><center>© COPYRIGHT 2014 CooCox </center></h2>
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*******************************************************************************
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*/
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#ifndef _MUTEX_H
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#define _MUTEX_H
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#include <coocox.h>
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#if CFG_MUTEX_EN > 0
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/*---------------------------- Resource status -------------------------------*/
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#define MUTEX_FREE 0 /*!< Mutex is free */
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#define MUTEX_OCCUPY 1 /*!< Mutex is occupy */
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#define WAITING_MUTEX 0x80
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/**
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* @struct Mutex mutex.h
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* @brief Mutex control block
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* @details This struct is use to mutex management.
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*/
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typedef struct Mutex
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{
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U8 originalPrio; /*!< Mutex priority. */
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U8 mutexFlag; /*!< Mutex flag. */
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OS_TID taskID; /*!< Task ID. */
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OS_TID hipriTaskID; /*!< Mutex ID. */
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P_OSTCB waittingList; /*!< waitting the Mutex. */
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}MUTEX,*P_MUTEX;
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/*---------------------------- Variable declare ------------------------------*/
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/*!< Table use to save mutex control block. */
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extern MUTEX MutexTbl[CFG_MAX_MUTEX];
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extern OS_MutexID MutexFreeID; /*!< A pointer to next vliad resource ID. */
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/*---------------------------- Function declare ------------------------------*/
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extern void RemoveMutexList(P_OSTCB ptcb);
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#endif /* CFG_MUTEX_EN */
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#endif /* _MUTEX_H */
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