diff options
Diffstat (limited to 'FreeRTOS/Source/portable/RVDS/ARM_CM4F/port.c')
| -rw-r--r-- | FreeRTOS/Source/portable/RVDS/ARM_CM4F/port.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/FreeRTOS/Source/portable/RVDS/ARM_CM4F/port.c b/FreeRTOS/Source/portable/RVDS/ARM_CM4F/port.c index 6a9cbbf25..99ffeaa39 100644 --- a/FreeRTOS/Source/portable/RVDS/ARM_CM4F/port.c +++ b/FreeRTOS/Source/portable/RVDS/ARM_CM4F/port.c @@ -51,11 +51,11 @@ #define portNVIC_SYSTICK_CLK_BIT ( 0 )
#endif
-/* The __weak attribute does not work as you might expect with the Keil tools
-so the configOVERRIDE_DEFAULT_TICK_CONFIGURATION constant must be set to 1 if
-the application writer wants to provide their own implementation of
-vPortSetupTimerInterrupt(). Ensure configOVERRIDE_DEFAULT_TICK_CONFIGURATION
-is defined. */
+/* Legacy macro for backward compatibility only. This macro used to be used to
+replace the function that configures the clock used to generate the tick
+interrupt (prvSetupTimerInterrupt()), but now the function is declared weak so
+the application writer can override it by simply defining a function of the
+same name (vApplicationSetupTickInterrupt()). */
#ifndef configOVERRIDE_DEFAULT_TICK_CONFIGURATION
#define configOVERRIDE_DEFAULT_TICK_CONFIGURATION 0
#endif
|