/*\r
- FreeRTOS V8.0.0 - Copyright (C) 2014 Real Time Engineers Ltd.\r
+ FreeRTOS V9.0.0 - Copyright (C) 2016 Real Time Engineers Ltd.\r
All rights reserved\r
\r
VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.\r
\r
- ***************************************************************************\r
- * *\r
- * FreeRTOS provides completely free yet professionally developed, *\r
- * robust, strictly quality controlled, supported, and cross *\r
- * platform software that has become a de facto standard. *\r
- * *\r
- * Help yourself get started quickly and support the FreeRTOS *\r
- * project by purchasing a FreeRTOS tutorial book, reference *\r
- * manual, or both from: http://www.FreeRTOS.org/Documentation *\r
- * *\r
- * Thank you! *\r
- * *\r
- ***************************************************************************\r
-\r
This file is part of the FreeRTOS distribution.\r
\r
FreeRTOS is free software; you can redistribute it and/or modify it under\r
the terms of the GNU General Public License (version 2) as published by the\r
- Free Software Foundation >>!AND MODIFIED BY!<< the FreeRTOS exception.\r
+ Free Software Foundation >>>> AND MODIFIED BY <<<< the FreeRTOS exception.\r
\r
- >>! NOTE: The modification to the GPL is included to allow you to distribute\r
- >>! a combined work that includes FreeRTOS without being obliged to provide\r
- >>! the source code for proprietary components outside of the FreeRTOS\r
- >>! kernel.\r
+ ***************************************************************************\r
+ >>! NOTE: The modification to the GPL is included to allow you to !<<\r
+ >>! distribute a combined work that includes FreeRTOS without being !<<\r
+ >>! obliged to provide the source code for proprietary components !<<\r
+ >>! outside of the FreeRTOS kernel. !<<\r
+ ***************************************************************************\r
\r
FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY\r
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS\r
- FOR A PARTICULAR PURPOSE. Full license text is available from the following\r
+ FOR A PARTICULAR PURPOSE. Full license text is available on the following\r
link: http://www.freertos.org/a00114.html\r
\r
- 1 tab == 4 spaces!\r
-\r
***************************************************************************\r
* *\r
- * Having a problem? Start by reading the FAQ "My application does *\r
- * not run, what could be wrong?" *\r
+ * FreeRTOS provides completely free yet professionally developed, *\r
+ * robust, strictly quality controlled, supported, and cross *\r
+ * platform software that is more than just the market leader, it *\r
+ * is the industry's de facto standard. *\r
* *\r
- * http://www.FreeRTOS.org/FAQHelp.html *\r
+ * Help yourself get started quickly while simultaneously helping *\r
+ * to support the FreeRTOS project by purchasing a FreeRTOS *\r
+ * tutorial book, reference manual, or both: *\r
+ * http://www.FreeRTOS.org/Documentation *\r
* *\r
***************************************************************************\r
\r
- http://www.FreeRTOS.org - Documentation, books, training, latest versions,\r
- license and Real Time Engineers Ltd. contact details.\r
+ http://www.FreeRTOS.org/FAQHelp.html - Having a problem? Start by reading\r
+ the FAQ page "My application does not run, what could be wrong?". Have you\r
+ defined configASSERT()?\r
+\r
+ http://www.FreeRTOS.org/support - In return for receiving this top quality\r
+ embedded software for free we request you assist our global community by\r
+ participating in the support forum.\r
+\r
+ http://www.FreeRTOS.org/training - Investing in training allows your team to\r
+ be as productive as possible as early as possible. Now you can receive\r
+ FreeRTOS training directly from Richard Barry, CEO of Real Time Engineers\r
+ Ltd, and the world's leading authority on the world's leading RTOS.\r
\r
http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,\r
including FreeRTOS+Trace - an indispensable productivity tool, a DOS\r
compatible FAT file system, and our tiny thread aware UDP/IP stack.\r
\r
- http://www.OpenRTOS.com - Real Time Engineers ltd license FreeRTOS to High\r
- Integrity Systems to sell under the OpenRTOS brand. Low cost OpenRTOS\r
- licenses offer ticketed support, indemnification and middleware.\r
+ http://www.FreeRTOS.org/labs - Where new FreeRTOS products go to incubate.\r
+ Come and try FreeRTOS+TCP, our new open source TCP/IP stack for FreeRTOS.\r
+\r
+ http://www.OpenRTOS.com - Real Time Engineers ltd. license FreeRTOS to High\r
+ Integrity Systems ltd. to sell under the OpenRTOS brand. Low cost OpenRTOS\r
+ licenses offer ticketed support, indemnification and commercial middleware.\r
\r
http://www.SafeRTOS.com - High Integrity Systems also provide a safety\r
engineered and independently SIL3 certified version for use in safety and\r
#if( configUSE_TRACE_FACILITY == 1 )\r
UBaseType_t uxTimerNumber; /*<< An ID assigned by trace tools such as FreeRTOS+Trace */\r
#endif\r
+\r
+ #if( ( configSUPPORT_STATIC_ALLOCATION == 1 ) && ( configSUPPORT_DYNAMIC_ALLOCATION == 1 ) )\r
+ uint8_t ucStaticallyAllocated; /*<< Set to pdTRUE if the timer was created statically so no attempt is made to free the memory again if the timer is later deleted. */\r
+ #endif\r
} xTIMER;\r
\r
/* The old xTIMER name is maintained above then typedefed to the new Timer_t\r
\r
/* A queue that is used to send commands to the timer service task. */\r
PRIVILEGED_DATA static QueueHandle_t xTimerQueue = NULL;\r
+PRIVILEGED_DATA static TaskHandle_t xTimerTaskHandle = NULL;\r
\r
-#if ( INCLUDE_xTimerGetTimerDaemonTaskHandle == 1 )\r
+/*lint +e956 */\r
\r
- PRIVILEGED_DATA static TaskHandle_t xTimerTaskHandle = NULL;\r
+/*-----------------------------------------------------------*/\r
\r
-#endif\r
+#if( configSUPPORT_STATIC_ALLOCATION == 1 )\r
\r
-/*lint +e956 */\r
+ /* If static allocation is supported then the application must provide the\r
+ following callback function - which enables the application to optionally\r
+ provide the memory that will be used by the timer task as the task's stack\r
+ and TCB. */\r
+ extern void vApplicationGetTimerTaskMemory( StaticTask_t **ppxTimerTaskTCBBuffer, StackType_t **ppxTimerTaskStackBuffer, uint32_t *pulTimerTaskStackSize );\r
\r
-/*-----------------------------------------------------------*/\r
+#endif\r
\r
/*\r
* Initialise the infrastructure used by the timer service task if it has not\r
* Called by the timer service task to interpret and process a command it\r
* received on the timer queue.\r
*/\r
-static void prvProcessReceivedCommands( void ) PRIVILEGED_FUNCTION;\r
+static void prvProcessReceivedCommands( void ) PRIVILEGED_FUNCTION;\r
\r
/*\r
* Insert the timer into either xActiveTimerList1, or xActiveTimerList2,\r
* If a timer has expired, process it. Otherwise, block the timer service task\r
* until either a timer does expire or a command is received.\r
*/\r
-static void prvProcessTimerOrBlockTask( const TickType_t xNextExpireTime, const BaseType_t xListWasEmpty ) PRIVILEGED_FUNCTION;\r
+static void prvProcessTimerOrBlockTask( const TickType_t xNextExpireTime, BaseType_t xListWasEmpty ) PRIVILEGED_FUNCTION;\r
\r
+/*\r
+ * Called after a Timer_t structure has been allocated either statically or\r
+ * dynamically to fill in the structure's members.\r
+ */\r
+static void prvInitialiseNewTimer( const char * const pcTimerName,\r
+ const TickType_t xTimerPeriodInTicks,\r
+ const UBaseType_t uxAutoReload,\r
+ void * const pvTimerID,\r
+ TimerCallbackFunction_t pxCallbackFunction,\r
+ Timer_t *pxNewTimer ) PRIVILEGED_FUNCTION; /*lint !e971 Unqualified char types are allowed for strings and single characters only. */\r
/*-----------------------------------------------------------*/\r
\r
BaseType_t xTimerCreateTimerTask( void )\r
\r
if( xTimerQueue != NULL )\r
{\r
- #if ( INCLUDE_xTimerGetTimerDaemonTaskHandle == 1 )\r
+ #if( configSUPPORT_STATIC_ALLOCATION == 1 )\r
{\r
- /* Create the timer task, storing its handle in xTimerTaskHandle so\r
- it can be returned by the xTimerGetTimerDaemonTaskHandle() function. */\r
- xReturn = xTaskCreate( prvTimerTask, "Tmr Svc", ( uint16_t ) configTIMER_TASK_STACK_DEPTH, NULL, ( ( UBaseType_t ) configTIMER_TASK_PRIORITY ) | portPRIVILEGE_BIT, &xTimerTaskHandle );\r
+ StaticTask_t *pxTimerTaskTCBBuffer = NULL;\r
+ StackType_t *pxTimerTaskStackBuffer = NULL;\r
+ uint32_t ulTimerTaskStackSize;\r
+\r
+ vApplicationGetTimerTaskMemory( &pxTimerTaskTCBBuffer, &pxTimerTaskStackBuffer, &ulTimerTaskStackSize );\r
+ xTimerTaskHandle = xTaskCreateStatic( prvTimerTask,\r
+ "Tmr Svc",\r
+ ulTimerTaskStackSize,\r
+ NULL,\r
+ ( ( UBaseType_t ) configTIMER_TASK_PRIORITY ) | portPRIVILEGE_BIT,\r
+ pxTimerTaskStackBuffer,\r
+ pxTimerTaskTCBBuffer );\r
+\r
+ if( xTimerTaskHandle != NULL )\r
+ {\r
+ xReturn = pdPASS;\r
+ }\r
}\r
#else\r
{\r
- /* Create the timer task without storing its handle. */\r
- xReturn = xTaskCreate( prvTimerTask, "Tmr Svc", ( uint16_t ) configTIMER_TASK_STACK_DEPTH, NULL, ( ( UBaseType_t ) configTIMER_TASK_PRIORITY ) | portPRIVILEGE_BIT, NULL);\r
+ xReturn = xTaskCreate( prvTimerTask,\r
+ "Tmr Svc",\r
+ configTIMER_TASK_STACK_DEPTH,\r
+ NULL,\r
+ ( ( UBaseType_t ) configTIMER_TASK_PRIORITY ) | portPRIVILEGE_BIT,\r
+ &xTimerTaskHandle );\r
}\r
- #endif\r
+ #endif /* configSUPPORT_STATIC_ALLOCATION */\r
}\r
else\r
{\r
}\r
/*-----------------------------------------------------------*/\r
\r
-TimerHandle_t xTimerCreate( const char * const pcTimerName, const TickType_t xTimerPeriodInTicks, const UBaseType_t uxAutoReload, void * const pvTimerID, TimerCallbackFunction_t pxCallbackFunction ) /*lint !e971 Unqualified char types are allowed for strings and single characters only. */\r
-{\r
-Timer_t *pxNewTimer;\r
+#if( configSUPPORT_DYNAMIC_ALLOCATION == 1 )\r
\r
- /* Allocate the timer structure. */\r
- if( xTimerPeriodInTicks == ( TickType_t ) 0U )\r
- {\r
- pxNewTimer = NULL;\r
- }\r
- else\r
+ TimerHandle_t xTimerCreate( const char * const pcTimerName,\r
+ const TickType_t xTimerPeriodInTicks,\r
+ const UBaseType_t uxAutoReload,\r
+ void * const pvTimerID,\r
+ TimerCallbackFunction_t pxCallbackFunction ) /*lint !e971 Unqualified char types are allowed for strings and single characters only. */\r
{\r
+ Timer_t *pxNewTimer;\r
+\r
pxNewTimer = ( Timer_t * ) pvPortMalloc( sizeof( Timer_t ) );\r
+\r
if( pxNewTimer != NULL )\r
{\r
- /* Ensure the infrastructure used by the timer service task has been\r
- created/initialised. */\r
- prvCheckForValidListAndQueue();\r
-\r
- /* Initialise the timer structure members using the function parameters. */\r
- pxNewTimer->pcTimerName = pcTimerName;\r
- pxNewTimer->xTimerPeriodInTicks = xTimerPeriodInTicks;\r
- pxNewTimer->uxAutoReload = uxAutoReload;\r
- pxNewTimer->pvTimerID = pvTimerID;\r
- pxNewTimer->pxCallbackFunction = pxCallbackFunction;\r
- vListInitialiseItem( &( pxNewTimer->xTimerListItem ) );\r
-\r
- traceTIMER_CREATE( pxNewTimer );\r
+ prvInitialiseNewTimer( pcTimerName, xTimerPeriodInTicks, uxAutoReload, pvTimerID, pxCallbackFunction, pxNewTimer );\r
+\r
+ #if( configSUPPORT_STATIC_ALLOCATION == 1 )\r
+ {\r
+ /* Timers can be created statically or dynamically, so note this\r
+ timer was created dynamically in case the timer is later\r
+ deleted. */\r
+ pxNewTimer->ucStaticallyAllocated = pdFALSE;\r
+ }\r
+ #endif /* configSUPPORT_STATIC_ALLOCATION */\r
}\r
- else\r
+\r
+ return pxNewTimer;\r
+ }\r
+\r
+#endif /* configSUPPORT_STATIC_ALLOCATION */\r
+/*-----------------------------------------------------------*/\r
+\r
+#if( configSUPPORT_STATIC_ALLOCATION == 1 )\r
+\r
+ TimerHandle_t xTimerCreateStatic( const char * const pcTimerName,\r
+ const TickType_t xTimerPeriodInTicks,\r
+ const UBaseType_t uxAutoReload,\r
+ void * const pvTimerID,\r
+ TimerCallbackFunction_t pxCallbackFunction,\r
+ StaticTimer_t *pxTimerBuffer ) /*lint !e971 Unqualified char types are allowed for strings and single characters only. */\r
+ {\r
+ Timer_t *pxNewTimer;\r
+\r
+ #if( configASSERT_DEFINED == 1 )\r
{\r
- traceTIMER_CREATE_FAILED();\r
+ /* Sanity check that the size of the structure used to declare a\r
+ variable of type StaticTimer_t equals the size of the real timer\r
+ structures. */\r
+ volatile size_t xSize = sizeof( StaticTimer_t );\r
+ configASSERT( xSize == sizeof( Timer_t ) );\r
}\r
+ #endif /* configASSERT_DEFINED */\r
+\r
+ /* A pointer to a StaticTimer_t structure MUST be provided, use it. */\r
+ configASSERT( pxTimerBuffer );\r
+ pxNewTimer = ( Timer_t * ) pxTimerBuffer; /*lint !e740 Unusual cast is ok as the structures are designed to have the same alignment, and the size is checked by an assert. */\r
+\r
+ if( pxNewTimer != NULL )\r
+ {\r
+ prvInitialiseNewTimer( pcTimerName, xTimerPeriodInTicks, uxAutoReload, pvTimerID, pxCallbackFunction, pxNewTimer );\r
+\r
+ #if( configSUPPORT_DYNAMIC_ALLOCATION == 1 )\r
+ {\r
+ /* Timers can be created statically or dynamically so note this\r
+ timer was created statically in case it is later deleted. */\r
+ pxNewTimer->ucStaticallyAllocated = pdTRUE;\r
+ }\r
+ #endif /* configSUPPORT_DYNAMIC_ALLOCATION */\r
+ }\r
+\r
+ return pxNewTimer;\r
}\r
\r
+#endif /* configSUPPORT_STATIC_ALLOCATION */\r
+/*-----------------------------------------------------------*/\r
+\r
+static void prvInitialiseNewTimer( const char * const pcTimerName,\r
+ const TickType_t xTimerPeriodInTicks,\r
+ const UBaseType_t uxAutoReload,\r
+ void * const pvTimerID,\r
+ TimerCallbackFunction_t pxCallbackFunction,\r
+ Timer_t *pxNewTimer ) /*lint !e971 Unqualified char types are allowed for strings and single characters only. */\r
+{\r
/* 0 is not a valid value for xTimerPeriodInTicks. */\r
configASSERT( ( xTimerPeriodInTicks > 0 ) );\r
\r
- return ( TimerHandle_t ) pxNewTimer;\r
+ if( pxNewTimer != NULL )\r
+ {\r
+ /* Ensure the infrastructure used by the timer service task has been\r
+ created/initialised. */\r
+ prvCheckForValidListAndQueue();\r
+\r
+ /* Initialise the timer structure members using the function\r
+ parameters. */\r
+ pxNewTimer->pcTimerName = pcTimerName;\r
+ pxNewTimer->xTimerPeriodInTicks = xTimerPeriodInTicks;\r
+ pxNewTimer->uxAutoReload = uxAutoReload;\r
+ pxNewTimer->pvTimerID = pvTimerID;\r
+ pxNewTimer->pxCallbackFunction = pxCallbackFunction;\r
+ vListInitialiseItem( &( pxNewTimer->xTimerListItem ) );\r
+ traceTIMER_CREATE( pxNewTimer );\r
+ }\r
}\r
/*-----------------------------------------------------------*/\r
\r
BaseType_t xReturn = pdFAIL;\r
DaemonTaskMessage_t xMessage;\r
\r
+ configASSERT( xTimer );\r
+\r
/* Send a message to the timer service task to perform a particular action\r
on a particular timer definition. */\r
if( xTimerQueue != NULL )\r
}\r
/*-----------------------------------------------------------*/\r
\r
-#if ( INCLUDE_xTimerGetTimerDaemonTaskHandle == 1 )\r
+TaskHandle_t xTimerGetTimerDaemonTaskHandle( void )\r
+{\r
+ /* If xTimerGetTimerDaemonTaskHandle() is called before the scheduler has been\r
+ started, then xTimerTaskHandle will be NULL. */\r
+ configASSERT( ( xTimerTaskHandle != NULL ) );\r
+ return xTimerTaskHandle;\r
+}\r
+/*-----------------------------------------------------------*/\r
\r
- TaskHandle_t xTimerGetTimerDaemonTaskHandle( void )\r
- {\r
- /* If xTimerGetTimerDaemonTaskHandle() is called before the scheduler has been\r
- started, then xTimerTaskHandle will be NULL. */\r
- configASSERT( ( xTimerTaskHandle != NULL ) );\r
- return xTimerTaskHandle;\r
- }\r
+TickType_t xTimerGetPeriod( TimerHandle_t xTimer )\r
+{\r
+Timer_t *pxTimer = ( Timer_t * ) xTimer;\r
\r
-#endif\r
+ configASSERT( xTimer );\r
+ return pxTimer->xTimerPeriodInTicks;\r
+}\r
/*-----------------------------------------------------------*/\r
\r
-const char * const pcTimerGetTimerName( TimerHandle_t xTimer )\r
+TickType_t xTimerGetExpiryTime( TimerHandle_t xTimer )\r
+{\r
+Timer_t * pxTimer = ( Timer_t * ) xTimer;\r
+TickType_t xReturn;\r
+\r
+ configASSERT( xTimer );\r
+ xReturn = listGET_LIST_ITEM_VALUE( &( pxTimer->xTimerListItem ) );\r
+ return xReturn;\r
+}\r
+/*-----------------------------------------------------------*/\r
+\r
+const char * pcTimerGetName( TimerHandle_t xTimer ) /*lint !e971 Unqualified char types are allowed for strings and single characters only. */\r
{\r
Timer_t *pxTimer = ( Timer_t * ) xTimer;\r
\r
+ configASSERT( xTimer );\r
return pxTimer->pcTimerName;\r
}\r
/*-----------------------------------------------------------*/\r
/* The timer is inserted into a list using a time relative to anything\r
other than the current time. It will therefore be inserted into the\r
correct list relative to the time this task thinks it is now. */\r
- if( prvInsertTimerInActiveList( pxTimer, ( xNextExpireTime + pxTimer->xTimerPeriodInTicks ), xTimeNow, xNextExpireTime ) == pdTRUE )\r
+ if( prvInsertTimerInActiveList( pxTimer, ( xNextExpireTime + pxTimer->xTimerPeriodInTicks ), xTimeNow, xNextExpireTime ) != pdFALSE )\r
{\r
/* The timer expired before it was added to the active timer\r
list. Reload it now. */\r
/* Just to avoid compiler warnings. */\r
( void ) pvParameters;\r
\r
+ #if( configUSE_DAEMON_TASK_STARTUP_HOOK == 1 )\r
+ {\r
+ extern void vApplicationDaemonTaskStartupHook( void );\r
+\r
+ /* Allow the application writer to execute some code in the context of\r
+ this task at the point the task starts executing. This is useful if the\r
+ application includes initialisation code that would benefit from\r
+ executing after the scheduler has been started. */\r
+ vApplicationDaemonTaskStartupHook();\r
+ }\r
+ #endif /* configUSE_DAEMON_TASK_STARTUP_HOOK */\r
+\r
for( ;; )\r
{\r
/* Query the timers list to see if it contains any timers, and if so,\r
}\r
/*-----------------------------------------------------------*/\r
\r
-static void prvProcessTimerOrBlockTask( const TickType_t xNextExpireTime, const BaseType_t xListWasEmpty )\r
+static void prvProcessTimerOrBlockTask( const TickType_t xNextExpireTime, BaseType_t xListWasEmpty )\r
{\r
TickType_t xTimeNow;\r
BaseType_t xTimerListsWereSwitched;\r
received - whichever comes first. The following line cannot\r
be reached unless xNextExpireTime > xTimeNow, except in the\r
case when the current timer list is empty. */\r
- vQueueWaitForMessageRestricted( xTimerQueue, ( xNextExpireTime - xTimeNow ) );\r
+ if( xListWasEmpty != pdFALSE )\r
+ {\r
+ /* The current timer list is empty - is the overflow list\r
+ also empty? */\r
+ xListWasEmpty = listLIST_IS_EMPTY( pxOverflowTimerList );\r
+ }\r
+\r
+ vQueueWaitForMessageRestricted( xTimerQueue, ( xNextExpireTime - xTimeNow ), xListWasEmpty );\r
\r
if( xTaskResumeAll() == pdFALSE )\r
{\r
- /* Yield to wait for either a command to arrive, or the block time\r
- to expire. If a command arrived between the critical section being\r
- exited and this yield then the yield will not cause the task\r
- to block. */\r
+ /* Yield to wait for either a command to arrive, or the\r
+ block time to expire. If a command arrived between the\r
+ critical section being exited and this yield then the yield\r
+ will not cause the task to block. */\r
portYIELD_WITHIN_API();\r
}\r
else\r
{\r
/* Has the expiry time elapsed between the command to start/reset a\r
timer was issued, and the time the command was processed? */\r
- if( ( xTimeNow - xCommandTime ) >= pxTimer->xTimerPeriodInTicks )\r
+ if( ( ( TickType_t ) ( xTimeNow - xCommandTime ) ) >= pxTimer->xTimerPeriodInTicks ) /*lint !e961 MISRA exception as the casts are only redundant for some ports. */\r
{\r
/* The time between a command being issued and the command being\r
processed actually exceeds the timers period. */\r
{\r
/* Negative commands are pended function calls rather than timer\r
commands. */\r
- if( xMessage.xMessageID < 0 )\r
+ if( xMessage.xMessageID < ( BaseType_t ) 0 )\r
{\r
const CallbackParameters_t * const pxCallback = &( xMessage.u.xCallbackParameters );\r
\r
case tmrCOMMAND_RESET_FROM_ISR :\r
case tmrCOMMAND_START_DONT_TRACE :\r
/* Start or restart a timer. */\r
- if( prvInsertTimerInActiveList( pxTimer, xMessage.u.xTimerParameters.xMessageValue + pxTimer->xTimerPeriodInTicks, xTimeNow, xMessage.u.xTimerParameters.xMessageValue ) == pdTRUE )\r
+ if( prvInsertTimerInActiveList( pxTimer, xMessage.u.xTimerParameters.xMessageValue + pxTimer->xTimerPeriodInTicks, xTimeNow, xMessage.u.xTimerParameters.xMessageValue ) != pdFALSE )\r
{\r
/* The timer expired before it was added to the active\r
timer list. Process it now. */\r
pxTimer->xTimerPeriodInTicks = xMessage.u.xTimerParameters.xMessageValue;\r
configASSERT( ( pxTimer->xTimerPeriodInTicks > 0 ) );\r
\r
- /* The new period does not really have a reference, and can be\r
- longer or shorter than the old one. The command time is\r
- therefore set to the current time, and as the period cannot be\r
- zero the next expiry time can only be in the future, meaning\r
- (unlike for the xTimerStart() case above) there is no fail case\r
- that needs to be handled here. */\r
+ /* The new period does not really have a reference, and can\r
+ be longer or shorter than the old one. The command time is\r
+ therefore set to the current time, and as the period cannot\r
+ be zero the next expiry time can only be in the future,\r
+ meaning (unlike for the xTimerStart() case above) there is\r
+ no fail case that needs to be handled here. */\r
( void ) prvInsertTimerInActiveList( pxTimer, ( xTimeNow + pxTimer->xTimerPeriodInTicks ), xTimeNow, xTimeNow );\r
break;\r
\r
case tmrCOMMAND_DELETE :\r
/* The timer has already been removed from the active list,\r
- just free up the memory. */\r
- vPortFree( pxTimer );\r
+ just free up the memory if the memory was dynamically\r
+ allocated. */\r
+ #if( ( configSUPPORT_DYNAMIC_ALLOCATION == 1 ) && ( configSUPPORT_STATIC_ALLOCATION == 0 ) )\r
+ {\r
+ /* The timer can only have been allocated dynamically -\r
+ free it again. */\r
+ vPortFree( pxTimer );\r
+ }\r
+ #elif( ( configSUPPORT_DYNAMIC_ALLOCATION == 1 ) && ( configSUPPORT_STATIC_ALLOCATION == 1 ) )\r
+ {\r
+ /* The timer could have been allocated statically or\r
+ dynamically, so check before attempting to free the\r
+ memory. */\r
+ if( pxTimer->ucStaticallyAllocated == ( uint8_t ) pdFALSE )\r
+ {\r
+ vPortFree( pxTimer );\r
+ }\r
+ else\r
+ {\r
+ mtCOVERAGE_TEST_MARKER();\r
+ }\r
+ }\r
+ #endif /* configSUPPORT_DYNAMIC_ALLOCATION */\r
break;\r
\r
default :\r
vListInitialise( &xActiveTimerList2 );\r
pxCurrentTimerList = &xActiveTimerList1;\r
pxOverflowTimerList = &xActiveTimerList2;\r
- xTimerQueue = xQueueCreate( ( UBaseType_t ) configTIMER_QUEUE_LENGTH, sizeof( DaemonTaskMessage_t ) );\r
- configASSERT( xTimerQueue );\r
+\r
+ #if( configSUPPORT_STATIC_ALLOCATION == 1 )\r
+ {\r
+ /* The timer queue is allocated statically in case\r
+ configSUPPORT_DYNAMIC_ALLOCATION is 0. */\r
+ static StaticQueue_t xStaticTimerQueue;\r
+ static uint8_t ucStaticTimerQueueStorage[ configTIMER_QUEUE_LENGTH * sizeof( DaemonTaskMessage_t ) ];\r
+\r
+ xTimerQueue = xQueueCreateStatic( ( UBaseType_t ) configTIMER_QUEUE_LENGTH, sizeof( DaemonTaskMessage_t ), &( ucStaticTimerQueueStorage[ 0 ] ), &xStaticTimerQueue );\r
+ }\r
+ #else\r
+ {\r
+ xTimerQueue = xQueueCreate( ( UBaseType_t ) configTIMER_QUEUE_LENGTH, sizeof( DaemonTaskMessage_t ) );\r
+ }\r
+ #endif\r
\r
#if ( configQUEUE_REGISTRY_SIZE > 0 )\r
{\r
BaseType_t xTimerIsInActiveList;\r
Timer_t *pxTimer = ( Timer_t * ) xTimer;\r
\r
+ configASSERT( xTimer );\r
+\r
/* Is the timer in the list of active timers? */\r
taskENTER_CRITICAL();\r
{\r
void *pvTimerGetTimerID( const TimerHandle_t xTimer )\r
{\r
Timer_t * const pxTimer = ( Timer_t * ) xTimer;\r
+void *pvReturn;\r
+\r
+ configASSERT( xTimer );\r
+\r
+ taskENTER_CRITICAL();\r
+ {\r
+ pvReturn = pxTimer->pvTimerID;\r
+ }\r
+ taskEXIT_CRITICAL();\r
+\r
+ return pvReturn;\r
+}\r
+/*-----------------------------------------------------------*/\r
+\r
+void vTimerSetTimerID( TimerHandle_t xTimer, void *pvNewID )\r
+{\r
+Timer_t * const pxTimer = ( Timer_t * ) xTimer;\r
+\r
+ configASSERT( xTimer );\r
\r
- return pxTimer->pvTimerID;\r
+ taskENTER_CRITICAL();\r
+ {\r
+ pxTimer->pvTimerID = pvNewID;\r
+ }\r
+ taskEXIT_CRITICAL();\r
}\r
/*-----------------------------------------------------------*/\r
\r
xMessage.u.xCallbackParameters.ulParameter2 = ulParameter2;\r
\r
xReturn = xQueueSendFromISR( xTimerQueue, &xMessage, pxHigherPriorityTaskWoken );\r
- \r
+\r
tracePEND_FUNC_CALL_FROM_ISR( xFunctionToPend, pvParameter1, ulParameter2, xReturn );\r
\r
return xReturn;\r
DaemonTaskMessage_t xMessage;\r
BaseType_t xReturn;\r
\r
+ /* This function can only be called after a timer has been created or\r
+ after the scheduler has been started because, until then, the timer\r
+ queue does not exist. */\r
+ configASSERT( xTimerQueue );\r
+\r
/* Complete the message with the function parameters and post it to the\r
daemon task. */\r
xMessage.xMessageID = tmrCOMMAND_EXECUTE_CALLBACK;\r
xReturn = xQueueSendToBack( xTimerQueue, &xMessage, xTicksToWait );\r
\r
tracePEND_FUNC_CALL( xFunctionToPend, pvParameter1, ulParameter2, xReturn );\r
- \r
+\r
return xReturn;\r
}\r
\r