kopia lustrzana https://github.com/micropython/micropython
172 wiersze
4.3 KiB
C
172 wiersze
4.3 KiB
C
/*
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* nonos.c - CC31xx/CC32xx Host Driver Implementation
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*
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* Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com/
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*
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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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*
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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
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* distribution.
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*
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* Neither the name of Texas Instruments Incorporated nor the names of
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* its 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
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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/*****************************************************************************/
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/* Include files */
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/*****************************************************************************/
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#include "simplelink.h"
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#include "protocol.h"
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#include "driver.h"
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#ifndef SL_PLATFORM_MULTI_THREADED
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#include "nonos.h"
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#ifndef SL_TINY_EXT
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#define NONOS_MAX_SPAWN_ENTRIES 5
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#else
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#define NONOS_MAX_SPAWN_ENTRIES 1
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#endif
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typedef struct
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{
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_SlSpawnEntryFunc_t pEntry;
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void* pValue;
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}_SlNonOsSpawnEntry_t;
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typedef struct
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{
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_SlNonOsSpawnEntry_t SpawnEntries[NONOS_MAX_SPAWN_ENTRIES];
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}_SlNonOsCB_t;
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_SlNonOsCB_t g__SlNonOsCB;
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_SlNonOsRetVal_t _SlNonOsSemSet(_SlNonOsSemObj_t* pSemObj , _SlNonOsSemObj_t Value)
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{
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*pSemObj = Value;
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return NONOS_RET_OK;
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}
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_SlNonOsRetVal_t _SlNonOsSemGet(_SlNonOsSemObj_t* pSyncObj, _SlNonOsSemObj_t WaitValue, _SlNonOsSemObj_t SetValue, _SlNonOsTime_t Timeout)
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{
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#ifdef _SlSyncWaitLoopCallback
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_SlNonOsTime_t timeOutRequest = Timeout;
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#endif
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while (Timeout>0)
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{
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if (WaitValue == *pSyncObj)
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{
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*pSyncObj = SetValue;
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break;
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}
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if (Timeout != NONOS_WAIT_FOREVER)
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{
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Timeout--;
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}
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_SlNonOsMainLoopTask();
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#ifdef _SlSyncWaitLoopCallback
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if( (__NON_OS_SYNC_OBJ_SIGNAL_VALUE == WaitValue) && (timeOutRequest != NONOS_NO_WAIT) )
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{
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if (WaitValue == *pSyncObj)
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{
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*pSyncObj = SetValue;
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break;
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}
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_SlSyncWaitLoopCallback();
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}
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#endif
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}
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if (0 == Timeout)
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{
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return NONOS_RET_ERR;
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}
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else
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{
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return NONOS_RET_OK;
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}
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}
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_SlNonOsRetVal_t _SlNonOsSpawn(_SlSpawnEntryFunc_t pEntry , void* pValue , _u32 flags)
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{
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_i8 i = 0;
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#ifndef SL_TINY_EXT
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for (i=0 ; i<NONOS_MAX_SPAWN_ENTRIES ; i++)
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#endif
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{
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_SlNonOsSpawnEntry_t* pE = &g__SlNonOsCB.SpawnEntries[i];
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if (NULL == pE->pEntry)
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{
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pE->pValue = pValue;
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pE->pEntry = pEntry;
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#ifndef SL_TINY_EXT
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break;
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#endif
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}
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}
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return NONOS_RET_OK;
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}
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_SlNonOsRetVal_t _SlNonOsMainLoopTask(void)
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{
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_i8 i=0;
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#ifndef SL_TINY_EXT
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for (i=0 ; i<NONOS_MAX_SPAWN_ENTRIES ; i++)
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#endif
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{
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_SlNonOsSpawnEntry_t* pE = &g__SlNonOsCB.SpawnEntries[i];
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_SlSpawnEntryFunc_t pF = pE->pEntry;
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if (NULL != pF)
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{
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if(RxIrqCnt != (g_pCB)->RxDoneCnt)
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{
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pF(0); /* (pValue) */
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}
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pE->pEntry = NULL;
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pE->pValue = NULL;
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}
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}
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return NONOS_RET_OK;
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}
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#endif /*(SL_PLATFORM != SL_PLATFORM_NON_OS)*/
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