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Merge branch 'feature/freertos_restore_single_core_task_selection_algorithm' into 'master'

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FreeRTOS(IDF): Restore vanilla task selection algorithm if building for single core with optimized selection is disabled

See merge request espressif/esp-idf!21001
This commit is contained in:
Darian
2022-11-29 14:04:44 +08:00
parent 3082fc7911 dff138f883
commit 1e953e31fc
2 changed files with 108 additions and 98 deletions
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12
components/freertos/FreeRTOS-Kernel/include/freertos/FreeRTOS.h
View File

@@ -98,6 +98,14 @@
#error configMAX_PRIORITIES must be defined to be greater than or equal to 1.
#endif
#ifndef configNUM_CORES
#error Missing definition: configNUM_CORES must be defined in FreeRTOSConfig.h
#endif
#if ( ( configNUM_CORES != 1 ) && ( configNUM_CORES != 2 ) )
#error configNUM_CORES must be defined to either 1 or 2.
#endif
#ifndef configUSE_PREEMPTION
#error Missing definition: configUSE_PREEMPTION must be defined in FreeRTOSConfig.h as either 1 or 0. See the Configuration section of the FreeRTOS API documentation for details.
#endif
@@ -972,6 +980,10 @@
#error configUSE_MUTEXES must be set to 1 to use recursive mutexes
#endif
#if ( ( configNUM_CORES > 1 ) && ( configUSE_PORT_OPTIMISED_TASK_SELECTION == 1 ) )
#error configUSE_PORT_OPTIMISED_TASK_SELECTION is not supported if configNUM_CORES > 1
#endif
#ifndef configINITIAL_TICK_COUNT
#define configINITIAL_TICK_COUNT 0
#endif

16
components/freertos/FreeRTOS-Kernel/tasks.c
View File

@@ -145,9 +145,9 @@
/*-----------------------------------------------------------*/
#ifdef ESP_PLATFORM
#if ( configNUM_CORES > 1 )
#define taskSELECT_HIGHEST_PRIORITY_TASK() taskSelectHighestPriorityTaskSMP()
#else //ESP_PLATFORM
#else /* configNUM_CORES > 1 */
#define taskSELECT_HIGHEST_PRIORITY_TASK() \
{ \
UBaseType_t uxTopPriority = uxTopReadyPriority; \
@@ -161,10 +161,10 @@
\
/* listGET_OWNER_OF_NEXT_ENTRY indexes through the list, so the tasks of \
* the same priority get an equal share of the processor time. */ \
listGET_OWNER_OF_NEXT_ENTRY( pxCurrentTCB[ xPortGetCoreID() ], &( pxReadyTasksLists[ uxTopPriority ] ) ); \
listGET_OWNER_OF_NEXT_ENTRY( pxCurrentTCB[ 0 ], &( pxReadyTasksLists[ uxTopPriority ] ) ); \
uxTopReadyPriority = uxTopPriority; \
} /* taskSELECT_HIGHEST_PRIORITY_TASK */
#endif //ESP_PLATFORM
#endif /* configNUM_CORES > 1 */
/*-----------------------------------------------------------*/
@@ -192,7 +192,7 @@
/* Find the highest priority list that contains ready tasks. */ \
portGET_HIGHEST_PRIORITY( uxTopPriority, uxTopReadyPriority ); \
configASSERT( listCURRENT_LIST_LENGTH( &( pxReadyTasksLists[ uxTopPriority ] ) ) > 0 ); \
listGET_OWNER_OF_NEXT_ENTRY( pxCurrentTCB[ xPortGetCoreID() ], &( pxReadyTasksLists[ uxTopPriority ] ) ); \
listGET_OWNER_OF_NEXT_ENTRY( pxCurrentTCB[ 0 ], &( pxReadyTasksLists[ uxTopPriority ] ) ); \
} /* taskSELECT_HIGHEST_PRIORITY_TASK() */
/*-----------------------------------------------------------*/
@@ -3509,8 +3509,7 @@ BaseType_t xTaskIncrementTick( void )
#endif /* configUSE_APPLICATION_TASK_TAG */
/*-----------------------------------------------------------*/
#ifdef ESP_PLATFORM
#if ( configUSE_PORT_OPTIMISED_TASK_SELECTION == 0 )
#if ( configNUM_CORES > 1 )
static void taskSelectHighestPriorityTaskSMP( void )
{
/* This function is called from a critical section. So some optimizations are made */
@@ -3596,8 +3595,7 @@ get_next_task:
assert( xTaskScheduled == pdTRUE ); /* At this point, a task MUST have been scheduled */
}
#endif /* configUSE_PORT_OPTIMISED_TASK_SELECTION */
#endif //ESP_PLATFORM
#endif /* configNUM_CORES > 1 */
void vTaskSwitchContext( void )
{