Update taskSELECT_HIGHEST_PRIORITY_TASK macro for SMP (#777)
* Move the configUSE_PORT_OPTIMISED_TASK_SELECTION check to FreeRTOS.h
* SMP also use taskSELECT_HIGHEST_PRIORITY_TASK macro
---------
Co-authored-by: Soren Ptak <ptaksoren@gmail.com>
diff --git a/include/FreeRTOS.h b/include/FreeRTOS.h
index ca5818e..1a6468b 100644
--- a/include/FreeRTOS.h
+++ b/include/FreeRTOS.h
@@ -1165,6 +1165,10 @@
#error configUSE_TASK_PREEMPTION_DISABLE is not supported in single core FreeRTOS
#endif
+#if ( ( configNUMBER_OF_CORES > 1 ) && ( configUSE_PORT_OPTIMISED_TASK_SELECTION != 0 ) )
+ #error configUSE_PORT_OPTIMISED_TASK_SELECTION is not supported in SMP FreeRTOS
+#endif
+
#ifndef configINITIAL_TICK_COUNT
#define configINITIAL_TICK_COUNT 0
#endif
diff --git a/tasks.c b/tasks.c
index 6cb233e..a0651b1 100644
--- a/tasks.c
+++ b/tasks.c
@@ -152,6 +152,10 @@
listGET_OWNER_OF_NEXT_ENTRY( pxCurrentTCB, &( pxReadyTasksLists[ uxTopPriority ] ) ); \
uxTopReadyPriority = uxTopPriority; \
} while( 0 ) /* taskSELECT_HIGHEST_PRIORITY_TASK */
+ #else /* if ( configNUMBER_OF_CORES == 1 ) */
+
+ #define taskSELECT_HIGHEST_PRIORITY_TASK( xCoreID ) prvSelectHighestPriorityTask( xCoreID )
+
#endif /* if ( configNUMBER_OF_CORES == 1 ) */
/*-----------------------------------------------------------*/
@@ -164,10 +168,6 @@
#else /* configUSE_PORT_OPTIMISED_TASK_SELECTION */
- #if ( configNUMBER_OF_CORES > 1 )
- #error configUSE_PORT_OPTIMISED_TASK_SELECTION not supported in FreeRTOS SMP.
- #endif
-
/* If configUSE_PORT_OPTIMISED_TASK_SELECTION is 1 then task selection is
* performed in a way that is tailored to the particular microcontroller
* architecture being used. */
@@ -4701,7 +4701,7 @@
#endif
/* Select a new task to run. */
- prvSelectHighestPriorityTask( xCoreID );
+ taskSELECT_HIGHEST_PRIORITY_TASK( xCoreID );
traceTASK_SWITCHED_IN();
/* After the new task is switched in, update the global errno. */