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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>
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chinglee-iot 2024-02-19 14:39:31 +08:00 • committed by GitHub
parent e68975fcf7
commit 1a500f1a74
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12 changed files with 215 additions and 12 deletions
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17
portable/MemMang/heap_2.c
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@ -113,6 +113,9 @@ PRIVILEGED_DATA static BlockLink_t xStart, xEnd;
* fragmentation. */
PRIVILEGED_DATA static size_t xFreeBytesRemaining = configADJUSTED_HEAP_SIZE;
/* Indicates whether the heap has been initialised or not. */
PRIVILEGED_DATA static BaseType_t xHeapHasBeenInitialised = pdFALSE;
/*-----------------------------------------------------------*/
/*
@ -155,7 +158,6 @@ void * pvPortMalloc( size_t xWantedSize )
BlockLink_t * pxBlock;
BlockLink_t * pxPreviousBlock;
BlockLink_t * pxNewBlockLink;
PRIVILEGED_DATA static BaseType_t xHeapHasBeenInitialised = pdFALSE;
void * pvReturn = NULL;
size_t xAdditionalRequiredSize;
@ -384,3 +386,16 @@ static void prvHeapInit( void ) /* PRIVILEGED_FUNCTION */
pxFirstFreeBlock->pxNextFreeBlock = &xEnd;
}
/*-----------------------------------------------------------*/
/*
* 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 vPortHeapResetState( void )
{
xFreeBytesRemaining = configADJUSTED_HEAP_SIZE;
xHeapHasBeenInitialised = pdFALSE;
}
/*-----------------------------------------------------------*/