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Support reset kernel state for restarting scheduler (#944)

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* Adding the following functions to reset kernel state. These functions are only required for application which 
needs to restart the scheduler.
 - void vTaskResetState( void )
 - void vTimerResetState( void )
 - void vPortHeapResetState( void )
 - void vCoRoutineResetState( void )

---------

Signed-off-by: Gaurav Aggarwal <aggarg@amazon.com>
Co-authored-by: Chris Morgan <cmorgan@boston-engineering.com>
Co-authored-by: Soren Ptak <ptaksoren@gmail.com>
Co-authored-by: Rahul Kar <118818625+kar-rahul-aws@users.noreply.github.com>
Co-authored-by: Gaurav Aggarwal <aggarg@amazon.com>
Co-authored-by: Gaurav-Aggarwal-AWS <33462878+aggarg@users.noreply.github.com>
This commit is contained in:
chinglee-iot
2024-02-19 14:39:31 +08:00
committed by GitHub
parent e68975fcf7
commit 1a500f1a74
12 changed files with 215 additions and 12 deletions
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58
tasks.c
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@ -8694,3 +8694,61 @@ static void prvAddCurrentTaskToDelayedList( TickType_t xTicksToWait,
#endif /* #if ( ( configSUPPORT_STATIC_ALLOCATION == 1 ) && ( configKERNEL_PROVIDED_STATIC_MEMORY == 1 ) && ( portUSING_MPU_WRAPPERS == 0 ) ) */
/*-----------------------------------------------------------*/
/*
* Reset the state in this file. This state is normally initialized at start up.
* This function must be called by the application before restarting the
* scheduler.
*/
void vTaskResetState( void )
{
BaseType_t xCoreID;
/* Task control block. */
#if ( configNUMBER_OF_CORES == 1 )
{
pxCurrentTCB = NULL;
}
#endif /* #if ( configNUMBER_OF_CORES == 1 ) */
#if ( INCLUDE_vTaskDelete == 1 )
{
uxDeletedTasksWaitingCleanUp = ( UBaseType_t ) 0U;
}
#endif /* #if ( INCLUDE_vTaskDelete == 1 ) */
#if ( configUSE_POSIX_ERRNO == 1 )
{
FreeRTOS_errno = 0;
}
#endif /* #if ( configUSE_POSIX_ERRNO == 1 ) */
/* Other file private variables. */
uxCurrentNumberOfTasks = ( UBaseType_t ) 0U;
xTickCount = ( TickType_t ) configINITIAL_TICK_COUNT;
uxTopReadyPriority = tskIDLE_PRIORITY;
xSchedulerRunning = pdFALSE;
xPendedTicks = ( TickType_t ) 0U;
for( xCoreID = 0; xCoreID < configNUMBER_OF_CORES; xCoreID++ )
{
xYieldPendings[ xCoreID ] = pdFALSE;
}
xNumOfOverflows = ( BaseType_t ) 0;
uxTaskNumber = ( UBaseType_t ) 0U;
xNextTaskUnblockTime = ( TickType_t ) 0U;
uxSchedulerSuspended = ( UBaseType_t ) 0U;
#if ( configGENERATE_RUN_TIME_STATS == 1 )
{
for( xCoreID = 0; xCoreID < configNUMBER_OF_CORES; xCoreID++ )
{
ulTaskSwitchedInTime[ xCoreID ] = 0U;
ulTotalRunTime[ xCoreID ] = 0U;
}
}
#endif /* #if ( configGENERATE_RUN_TIME_STATS == 1 ) */
}
/*-----------------------------------------------------------*/