Tidy up the comments and use of static function prototypes in the SAM4L_low_power_tic...

git-svn-id: https://svn.code.sf.net/p/freertos/code/trunk@1910 1d2547de-c912-0410-9cb9-b8ca96c0e9e2

diff --git a/FreeRTOS/Demo/CORTEX_M4_ATSAM4L_Atmel_Studio/src/SAM4L_low_power_tick_management.c b/FreeRTOS/Demo/CORTEX_M4_ATSAM4L_Atmel_Studio/src/SAM4L_low_power_tick_management.c
index 735cca62405a0d0c38bdae0da95d45e3753c827f..230f7ae5829f9d6d7c027c57da18bf52fd6f84fd 100644 (file)
--- a/FreeRTOS/Demo/CORTEX_M4_ATSAM4L_Atmel_Studio/src/SAM4L_low_power_tick_management.c
+++ b/FreeRTOS/Demo/CORTEX_M4_ATSAM4L_Atmel_Studio/src/SAM4L_low_power_tick_management.c
@@ -116,6 +116,13 @@ within the Cortex-M core itself. */
  */\r
 void AST_ALARM_Handler(void);\r
 \r
+/* \r
+ * Functions that disable and enable the AST respectively, not returning until\r
+ * the operation is known to have taken effect.\r
+ */\r
+static void prvDisableAST( void );\r
+static void prvEnableAST( void );\r
+\r
 /*-----------------------------------------------------------*/\r
 \r
 /* Calculate how many clock increments make up a single tick period. */\r
@@ -175,8 +182,8 @@ void AST_ALARM_Handler(void)
 /*-----------------------------------------------------------*/\r
 \r
 /* Override the default definition of vPortSetupTimerInterrupt() that is weakly\r
-defined in the FreeRTOS Cortex-M3 port layer layer with a version that\r
-configures the asynchronous timer (AST) to generate the tick interrupt. */\r
+defined in the FreeRTOS Cortex-M3 port layer with a version that configures the\r
+asynchronous timer (AST) to generate the tick interrupt. */\r
 void vPortSetupTimerInterrupt( void )\r
 {\r
 struct ast_config ast_conf;\r
@@ -226,7 +233,7 @@ struct ast_config ast_conf;
 }\r
 /*-----------------------------------------------------------*/\r
 \r
-void prvDisableAST( void )\r
+static void prvDisableAST( void )\r
 {\r
        while( ast_is_busy( AST ) )\r
        {\r
@@ -240,7 +247,7 @@ void prvDisableAST( void )
 }\r
 /*-----------------------------------------------------------*/\r
 \r
-void prvEnableAST( void )\r
+static void prvEnableAST( void )\r
 {\r
        while( ast_is_busy( AST ) )\r
        {\r
@@ -255,9 +262,9 @@ void prvEnableAST( void )
 /*-----------------------------------------------------------*/\r
 \r
 /* Override the default definition of vPortSuppressTicksAndSleep() that is weakly\r
-defined in the FreeRTOS Cortex-M3 port layer layer with a version that manages\r
-the asynchronous timer (AST), as the tick is generated from the low power AST\r
-and not the SysTick as would normally be the case on a Cortex-M. */\r
+defined in the FreeRTOS Cortex-M3 port layet with a version that manages the \r
+asynchronous timer (AST), as the tick is generated from the low power AST and \r
+not the SysTick as would normally be the case on a Cortex-M. */\r
 void vPortSuppressTicksAndSleep( portTickType xExpectedIdleTime )\r
 {\r
 uint32_t ulAlarmValue, ulCompleteTickPeriods;\r