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3a2f6646f0
* Use new version of CI-CD Actions, checkout@v3 instead of checkout@v2 on all jobs * Use cSpell spell check, and use ubuntu-20.04 for formatting check * Add in bot formatting action * Update freertos_demo.yml and freertos_plus_demo.yml files to increase github log readability * Add in a Qemu demo onto the workflows.
75 lines
2.6 KiB
C
75 lines
2.6 KiB
C
/*
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* FreeRTOS V202212.00
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* Copyright (C) 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of
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* this software and associated documentation files (the "Software"), to deal in
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* the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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* the Software, and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* https://www.FreeRTOS.org
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* https://github.com/FreeRTOS
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*
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*/
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#include "FreeRTOS.h"
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#include "queue.h"
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#include "tasksStubs.h"
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#include "queue_datastructure.h"
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#include "cbmc.h"
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QueueHandle_t xMutex;
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void vTaskInternalSetTimeOutState( TimeOut_t * const pxTimeOut )
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{
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/* QueueSemaphoreTake might be blocked to wait for
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* another process to release a token to the semaphore.
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* This is currently not in the CBMC model. Anyhow,
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* vTaskInternalSetTimeOutState is set a timeout for
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* QueueSemaphoreTake operation. We use this to model a successful
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* release during wait time. */
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UBaseType_t bound;
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__CPROVER_assume( ( bound >= 0 && xMutex->uxLength >= bound ) );
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xMutex->uxMessagesWaiting = bound;
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}
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BaseType_t xTaskGetSchedulerState( void )
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{
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BaseType_t ret;
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__CPROVER_assume( ret != taskSCHEDULER_SUSPENDED );
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return ret;
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}
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void harness()
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{
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uint8_t ucQueueType;
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xMutex = xQueueCreateMutex( ucQueueType );
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TickType_t xTicksToWait;
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/* Init task stub to make sure that the QueueSemaphoreTake_BOUND - 1
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* loop iteration simulates a time out */
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vInitTaskCheckForTimeOut( 0, QueueSemaphoreTake_BOUND - 1 );
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if( xMutex )
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{
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xMutex->cTxLock = PRV_UNLOCK_UNWINDING_BOUND - 1;
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xMutex->cRxLock = PRV_UNLOCK_UNWINDING_BOUND - 1;
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xMutex->uxMessagesWaiting = nondet_UBaseType_t();
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xQueueTakeMutexRecursive( xMutex, xTicksToWait );
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}
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}
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