Function xTaskCreateRestricted

tasks.c:1159–1202

#if ( ( portUSING_MPU_WRAPPERS == 1 ) && ( configSUPPORT_DYNAMIC_ALLOCATION == 1 ) )

    BaseType_t xTaskCreateRestricted( const TaskParameters_t * const pxTaskDefinition,
                                      TaskHandle_t * pxCreatedTask )
    {
        TCB_t * pxNewTCB;
        BaseType_t xReturn = errCOULD_NOT_ALLOCATE_REQUIRED_MEMORY;

        configASSERT( pxTaskDefinition->puxStackBuffer );

        if( pxTaskDefinition->puxStackBuffer != NULL )
        {
            /* Allocate space for the TCB.  Where the memory comes from depends
             * on the implementation of the port malloc function and whether or
             * not static allocation is being used. */
            pxNewTCB = ( TCB_t * ) pvPortMalloc( sizeof( TCB_t ) );

            if( pxNewTCB != NULL )
            {
                /* Store the stack location in the TCB. */
                pxNewTCB->pxStack = pxTaskDefinition->puxStackBuffer;

                #if ( tskSTATIC_AND_DYNAMIC_ALLOCATION_POSSIBLE != 0 )
                    {
                        /* Tasks can be created statically or dynamically, so note
                         * this task had a statically allocated stack in case it is
                         * later deleted.  The TCB was allocated dynamically. */
                        pxNewTCB->ucStaticallyAllocated = tskSTATICALLY_ALLOCATED_STACK_ONLY;
                    }
                #endif /* tskSTATIC_AND_DYNAMIC_ALLOCATION_POSSIBLE */

                prvInitialiseNewTask( pxTaskDefinition->pvTaskCode,
                                      pxTaskDefinition->pcName,
                                      ( uint32_t ) pxTaskDefinition->usStackDepth,
                                      pxTaskDefinition->pvParameters,
                                      pxTaskDefinition->uxPriority,
                                      pxCreatedTask, pxNewTCB,
                                      pxTaskDefinition->xRegions );

                prvAddNewTaskToReadyList( pxNewTCB );
                xReturn = pdPASS;
            }
        }

        return xReturn;
    }

#endif /* portUSING_MPU_WRAPPERS */
/*-----------------------------------------------------------*/