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Add vApplicationGetPassiveIdleTaskMemory for SMP (#890)

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* Update vApplicationGetIdleTaskMemory prototype for SMP. Now SMP and
  single core use the same prototype for compatibility.
* Add vApplicationGetPassiveIdleTaskMemory for SMP to get passive idle
  task memory.
pull/893/head^2
chinglee-iot 1 year ago committed by GitHub
parent ad13a1f8df
commit dc09a3dd51
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 48 additions and 41 deletions
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32
include/task.h
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@ -1961,8 +1961,6 @@ configSTACK_DEPTH_TYPE uxTaskGetStackHighWaterMark2( TaskHandle_t xTask ) PRIVIL
#if ( configSUPPORT_STATIC_ALLOCATION == 1 )
#if ( configNUMBER_OF_CORES == 1 )
/**
* task.h
* @code{c}
@ -1976,15 +1974,14 @@ configSTACK_DEPTH_TYPE uxTaskGetStackHighWaterMark2( TaskHandle_t xTask ) PRIVIL
* @param ppxIdleTaskStackBuffer A handle to a statically allocated Stack buffer for the idle task
* @param pulIdleTaskStackSize A pointer to the number of elements that will fit in the allocated stack buffer
*/
void vApplicationGetIdleTaskMemory( StaticTask_t ** ppxIdleTaskTCBBuffer,
StackType_t ** ppxIdleTaskStackBuffer,
uint32_t * pulIdleTaskStackSize ); /*lint !e526 Symbol not defined as it is an application callback. */
#else /* #if ( configNUMBER_OF_CORES == 1 ) */
void vApplicationGetIdleTaskMemory( StaticTask_t ** ppxIdleTaskTCBBuffer,
StackType_t ** ppxIdleTaskStackBuffer,
uint32_t * pulIdleTaskStackSize ); /*lint !e526 Symbol not defined as it is an application callback. */
/**
* task.h
* @code{c}
* void vApplicationGetIdleTaskMemory( StaticTask_t ** ppxIdleTaskTCBBuffer, StackType_t ** ppxIdleTaskStackBuffer, uint32_t *pulIdleTaskStackSize, BaseType_t xCoreID )
* void vApplicationGetPassiveIdleTaskMemory( StaticTask_t ** ppxIdleTaskTCBBuffer, StackType_t ** ppxIdleTaskStackBuffer, uint32_t *pulIdleTaskStackSize, BaseType_t xCoreID )
* @endcode
*
* This function is used to provide a statically allocated block of memory to FreeRTOS to hold the Idle Tasks TCB. This function is required when
@ -1996,20 +1993,21 @@ configSTACK_DEPTH_TYPE uxTaskGetStackHighWaterMark2( TaskHandle_t xTask ) PRIVIL
* These idle tasks are created to ensure that each core has an idle task to run when
* no other task is available to run.
*
* The function vApplicationGetIdleTaskMemory is called with xCoreID 0 to get the
* memory for Active idle task. It is called with xCoreID 1, 2 ... ( configNUMBER_OF_CORES - 1 )
* to get memory for passive idle tasks.
* The function vApplicationGetPassiveIdleTaskMemory is called with passive idle
* task index 0, 1 ... ( configNUMBER_OF_CORES - 2 ) to get memory for passive idle
* tasks.
*
* @param ppxIdleTaskTCBBuffer A handle to a statically allocated TCB buffer
* @param ppxIdleTaskStackBuffer A handle to a statically allocated Stack buffer for the idle task
* @param pulIdleTaskStackSize A pointer to the number of elements that will fit in the allocated stack buffer
* @param xCoreId The core index of the idle task buffer
*/
void vApplicationGetIdleTaskMemory( StaticTask_t ** ppxIdleTaskTCBBuffer,
StackType_t ** ppxIdleTaskStackBuffer,
uint32_t * pulIdleTaskStackSize, /*lint !e526 Symbol not defined as it is an application callback. */
BaseType_t xCoreID );
#endif /* #if ( configNUMBER_OF_CORES == 1 ) */
* @param xPassiveIdleTaskIndex The passive idle task index of the idle task buffer
*/
#if ( configNUMBER_OF_CORES > 1 )
void vApplicationGetPassiveIdleTaskMemory( StaticTask_t ** ppxIdleTaskTCBBuffer,
StackType_t ** ppxIdleTaskStackBuffer,
uint32_t * pulIdleTaskStackSize,
BaseType_t xPassiveIdleTaskIndex );
#endif /* #if ( configNUMBER_OF_CORES > 1 ) */
#endif /* if ( configSUPPORT_STATIC_ALLOCATION == 1 ) */
/**

57
tasks.c
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@ -3575,10 +3575,21 @@ static BaseType_t prvCreateIdleTasks( void )
/* The Idle task is created using user provided RAM - obtain the
* address of the RAM then create the idle task. */
#if ( configNUMBER_OF_CORES == 1 )
{
vApplicationGetIdleTaskMemory( &pxIdleTaskTCBBuffer, &pxIdleTaskStackBuffer, &ulIdleTaskStackSize );
}
#else
vApplicationGetIdleTaskMemory( &pxIdleTaskTCBBuffer, &pxIdleTaskStackBuffer, &ulIdleTaskStackSize, xCoreID );
#endif
{
if( xCoreID == 0 )
{
vApplicationGetIdleTaskMemory( &pxIdleTaskTCBBuffer, &pxIdleTaskStackBuffer, &ulIdleTaskStackSize );
}
else
{
vApplicationGetPassiveIdleTaskMemory( &pxIdleTaskTCBBuffer, &pxIdleTaskStackBuffer, &ulIdleTaskStackSize, xCoreID - 1 );
}
}
#endif /* if ( configNUMBER_OF_CORES == 1 ) */
xIdleTaskHandles[ xCoreID ] = xTaskCreateStatic( pxIdleTaskFunction,
cIdleName,
ulIdleTaskStackSize,
@ -8523,36 +8534,34 @@ static void prvAddCurrentTaskToDelayedList( TickType_t xTicksToWait,
* it's own implementation of vApplicationGetIdleTaskMemory by setting
* configKERNEL_PROVIDED_STATIC_MEMORY to 0 or leaving it undefined.
*/
#if ( configNUMBER_OF_CORES == 1 )
void vApplicationGetIdleTaskMemory( StaticTask_t ** ppxIdleTaskTCBBuffer,
StackType_t ** ppxIdleTaskStackBuffer,
uint32_t * pulIdleTaskStackSize )
{
static StaticTask_t xIdleTaskTCB;
static StackType_t uxIdleTaskStack[ configMINIMAL_STACK_SIZE ];
void vApplicationGetIdleTaskMemory( StaticTask_t ** ppxIdleTaskTCBBuffer,
StackType_t ** ppxIdleTaskStackBuffer,
uint32_t * pulIdleTaskStackSize )
{
static StaticTask_t xIdleTaskTCB;
static StackType_t uxIdleTaskStack[ configMINIMAL_STACK_SIZE ];
*ppxIdleTaskTCBBuffer = &( xIdleTaskTCB );
*ppxIdleTaskStackBuffer = &( uxIdleTaskStack[ 0 ] );
*pulIdleTaskStackSize = configMINIMAL_STACK_SIZE;
}
*ppxIdleTaskTCBBuffer = &( xIdleTaskTCB );
*ppxIdleTaskStackBuffer = &( uxIdleTaskStack[ 0 ] );
*pulIdleTaskStackSize = configMINIMAL_STACK_SIZE;
}
#else /* #if ( configNUMBER_OF_CORES == 1 ) */
#if ( configNUMBER_OF_CORES > 1 )
void vApplicationGetIdleTaskMemory( StaticTask_t ** ppxIdleTaskTCBBuffer,
StackType_t ** ppxIdleTaskStackBuffer,
uint32_t * pulIdleTaskStackSize,
BaseType_t xCoreId )
void vApplicationGetPassiveIdleTaskMemory( StaticTask_t ** ppxIdleTaskTCBBuffer,
StackType_t ** ppxIdleTaskStackBuffer,
uint32_t * pulIdleTaskStackSize,
BaseType_t xPassiveIdleTaskIndex )
{
static StaticTask_t xIdleTaskTCBs[ configNUMBER_OF_CORES ];
static StackType_t uxIdleTaskStacks[ configNUMBER_OF_CORES ][ configMINIMAL_STACK_SIZE ];
static StaticTask_t xIdleTaskTCBs[ configNUMBER_OF_CORES - 1 ];
static StackType_t uxIdleTaskStacks[ configNUMBER_OF_CORES - 1 ][ configMINIMAL_STACK_SIZE ];
*ppxIdleTaskTCBBuffer = &( xIdleTaskTCBs[ xCoreId ] );
*ppxIdleTaskStackBuffer = &( uxIdleTaskStacks[ xCoreId ][ 0 ] );
*ppxIdleTaskTCBBuffer = &( xIdleTaskTCBs[ xPassiveIdleTaskIndex ] );
*ppxIdleTaskStackBuffer = &( uxIdleTaskStacks[ xPassiveIdleTaskIndex ][ 0 ] );
*pulIdleTaskStackSize = configMINIMAL_STACK_SIZE;
}
#endif /* #if ( configNUMBER_OF_CORES == 1 ) */
#endif /* #if ( configNUMBER_OF_CORES > 1 ) */
#endif /* #if ( ( configSUPPORT_STATIC_ALLOCATION == 1 ) && ( configKERNEL_PROVIDED_STATIC_MEMORY == 1 ) && ( portUSING_MPU_WRAPPERS == 0 ) ) */
/*-----------------------------------------------------------*/

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