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Change how volatile is used in some of the standard demos to remove compiler warnings in the latest GCC versions.

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This commit is contained in:
Richard Barry 2017-01-04 05:07:12 +00:00
parent ca9edf3531
commit c882141175
5 changed files with 18 additions and 17 deletions
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3
FreeRTOS/Demo/Common/Minimal/QueueSet.c
View file

@ -619,8 +619,9 @@ uint32_t ulReceived;
static void prvSendToQueueInSetFromISR( void )
{
static BaseType_t xQueueToWriteTo = 0;
uint32_t ulTxValueSnapshot = ulISRTxValue;
if( xQueueSendFromISR( xQueues[ xQueueToWriteTo ], ( void * ) &ulISRTxValue, NULL ) == pdPASS )
if( xQueueSendFromISR( xQueues[ xQueueToWriteTo ], ( void * ) &ulTxValueSnapshot, NULL ) == pdPASS )
{
ulISRTxValue++;

12
FreeRTOS/Demo/Common/Minimal/countsem.c
View file

@ -115,13 +115,13 @@ static void prvCountingSemaphoreTask( void *pvParameters );
* Utility function to increment the semaphore count value up from zero to
* countMAX_COUNT_VALUE.
*/
static void prvIncrementSemaphoreCount( SemaphoreHandle_t xSemaphore, UBaseType_t *puxLoopCounter );
static void prvIncrementSemaphoreCount( SemaphoreHandle_t xSemaphore, volatile UBaseType_t *puxLoopCounter );
/*
* Utility function to decrement the semaphore count value up from
* countMAX_COUNT_VALUE to zero.
*/
static void prvDecrementSemaphoreCount( SemaphoreHandle_t xSemaphore, UBaseType_t *puxLoopCounter );
static void prvDecrementSemaphoreCount( SemaphoreHandle_t xSemaphore, volatile UBaseType_t *puxLoopCounter );
/*-----------------------------------------------------------*/
@ -138,11 +138,11 @@ typedef struct COUNT_SEM_STRUCT
/* Incremented on each cycle of the demo task. Used to detect a stalled
task. */
UBaseType_t uxLoopCounter;
volatile UBaseType_t uxLoopCounter;
} xCountSemStruct;
/* Two structures are defined, one is passed to each test task. */
static volatile xCountSemStruct xParameters[ countNUM_TEST_TASKS ];
static xCountSemStruct xParameters[ countNUM_TEST_TASKS ];
/*-----------------------------------------------------------*/
@ -178,7 +178,7 @@ void vStartCountingSemaphoreTasks( void )
}
/*-----------------------------------------------------------*/
static void prvDecrementSemaphoreCount( SemaphoreHandle_t xSemaphore, UBaseType_t *puxLoopCounter )
static void prvDecrementSemaphoreCount( SemaphoreHandle_t xSemaphore, volatile UBaseType_t *puxLoopCounter )
{
UBaseType_t ux;
@ -217,7 +217,7 @@ UBaseType_t ux;
}
/*-----------------------------------------------------------*/
static void prvIncrementSemaphoreCount( SemaphoreHandle_t xSemaphore, UBaseType_t *puxLoopCounter )
static void prvIncrementSemaphoreCount( SemaphoreHandle_t xSemaphore, volatile UBaseType_t *puxLoopCounter )
{
UBaseType_t ux;

8
FreeRTOS/Demo/Common/Minimal/dynamic.c
View file

@ -162,7 +162,7 @@ static TaskHandle_t xContinuousIncrementHandle, xLimitedIncrementHandle;
/* The shared counter variable. This is passed in as a parameter to the two
counter variables for demonstration purposes. */
static volatile uint32_t ulCounter;
static uint32_t ulCounter;
/* Variables used to check that the tasks are still operating without error.
Each complete iteration of the controller task increments this variable
@ -214,11 +214,11 @@ void vStartDynamicPriorityTasks( void )
*/
static portTASK_FUNCTION( vLimitedIncrementTask, pvParameters )
{
uint32_t *pulCounter;
volatile uint32_t *pulCounter;
/* Take a pointer to the shared variable from the parameters passed into
the task. */
pulCounter = ( uint32_t * ) pvParameters;
pulCounter = ( volatile uint32_t * ) pvParameters;
/* This will run before the control task, so the first thing it does is
suspend - the control task will resume it when ready. */
@ -248,7 +248,7 @@ UBaseType_t uxOurPriority;
/* Take a pointer to the shared variable from the parameters passed into
the task. */
pulCounter = ( uint32_t * ) pvParameters;
pulCounter = ( volatile uint32_t * ) pvParameters;
/* Query our priority so we can raise it when exclusive access to the
shared variable is required. */

10
FreeRTOS/Demo/Common/Minimal/flop.c
View file

@ -106,7 +106,7 @@ static portTASK_FUNCTION_PROTO( vCompetingMathTask4, pvParameters );
/* These variables are used to check that all the tasks are still running. If a
task gets a calculation wrong it will stop setting its check variable. */
static volatile uint16_t usTaskCheck[ mathNUMBER_OF_TASKS ] = { ( uint16_t ) 0 };
static uint16_t usTaskCheck[ mathNUMBER_OF_TASKS ] = { ( uint16_t ) 0 };
/*-----------------------------------------------------------*/
@ -139,7 +139,7 @@ short sError = pdFALSE;
/* The variable this task increments to show it is still running is passed in
as the parameter. */
pusTaskCheckVariable = ( uint16_t * ) pvParameters;
pusTaskCheckVariable = ( volatile uint16_t * ) pvParameters;
/* Keep performing a calculation and checking the result against a constant. */
for(;;)
@ -198,7 +198,7 @@ short sError = pdFALSE;
/* The variable this task increments to show it is still running is passed in
as the parameter. */
pusTaskCheckVariable = ( uint16_t * ) pvParameters;
pusTaskCheckVariable = ( volatile uint16_t * ) pvParameters;
/* Keep performing a calculation and checking the result against a constant. */
for( ;; )
@ -250,7 +250,7 @@ short sError = pdFALSE;
/* The variable this task increments to show it is still running is passed in
as the parameter. */
pusTaskCheckVariable = ( uint16_t * ) pvParameters;
pusTaskCheckVariable = ( volatile uint16_t * ) pvParameters;
pdArray = ( portDOUBLE * ) pvPortMalloc( xArraySize * sizeof( portDOUBLE ) );
@ -313,7 +313,7 @@ short sError = pdFALSE;
/* The variable this task increments to show it is still running is passed in
as the parameter. */
pusTaskCheckVariable = ( uint16_t * ) pvParameters;
pusTaskCheckVariable = ( volatile uint16_t * ) pvParameters;
pdArray = ( portDOUBLE * ) pvPortMalloc( xArraySize * sizeof( portDOUBLE ) );

2
FreeRTOS/Demo/Common/Minimal/integer.c
View file

@ -104,7 +104,7 @@ static portTASK_FUNCTION_PROTO( vCompeteingIntMathTask, pvParameters );
that the task is still executing. The check task sets the variable back to
false, flagging an error if the variable is still false the next time it
is called. */
static volatile BaseType_t xTaskCheck[ intgNUMBER_OF_TASKS ] = { ( BaseType_t ) pdFALSE };
static BaseType_t xTaskCheck[ intgNUMBER_OF_TASKS ] = { ( BaseType_t ) pdFALSE };
/*-----------------------------------------------------------*/