Notes:

[freertos] / FreeRTOS / Demo / WIN32-MingW / main.c

diff --git a/FreeRTOS/Demo/WIN32-MingW/main.c b/FreeRTOS/Demo/WIN32-MingW/main.c
index ff9314952ec0f762515f71f76316315860329697..7de3f12069f2324ba78d56e9e739736a288b87b9 100644 (file)
--- a/FreeRTOS/Demo/WIN32-MingW/main.c
+++ b/FreeRTOS/Demo/WIN32-MingW/main.c
@@ -1,235 +1,378 @@
 /*\r
 /*\r

-    FreeRTOS V7.1.1 - Copyright (C) 2012 Real Time Engineers Ltd.\r
-       \r
-\r
-    ***************************************************************************\r
-     *                                                                       *\r
-     *    FreeRTOS tutorial books are available in pdf and paperback.        *\r
-     *    Complete, revised, and edited pdf reference manuals are also       *\r
-     *    available.                                                         *\r
-     *                                                                       *\r
-     *    Purchasing FreeRTOS documentation will not only help you, by       *\r
-     *    ensuring you get running as quickly as possible and with an        *\r
-     *    in-depth knowledge of how to use FreeRTOS, it will also help       *\r
-     *    the FreeRTOS project to continue with its mission of providing     *\r
-     *    professional grade, cross platform, de facto standard solutions    *\r
-     *    for microcontrollers - completely free of charge!                  *\r
-     *                                                                       *\r
-     *    >>> See http://www.FreeRTOS.org/Documentation for details. <<<     *\r
-     *                                                                       *\r
-     *    Thank you for using FreeRTOS, and thank you for your support!      *\r
-     *                                                                       *\r
-    ***************************************************************************\r
+    FreeRTOS V9.0.0rc1 - Copyright (C) 2016 Real Time Engineers Ltd.\r
+    All rights reserved\r

 \r
 \r

+    VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.\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
 \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
-    >>>NOTE<<< The modification to the GPL is included to allow you to\r
-    distribute a combined work that includes FreeRTOS without being obliged to\r
-    provide the source code for proprietary components outside of the FreeRTOS\r
-    kernel.  FreeRTOS is distributed in the hope that it will be useful, but\r
-    WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY\r
-    or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for\r
-    more details. You should have received a copy of the GNU General Public\r
-    License and the FreeRTOS license exception along with FreeRTOS; if not it\r
-    can be viewed here: http://www.freertos.org/a00114.html and also obtained\r
-    by writing to Richard Barry, contact details for whom are available on the\r
-    FreeRTOS WEB site.\r
+    Free Software Foundation >>>> AND MODIFIED BY <<<< the FreeRTOS exception.\r
+\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 on the following\r
+    link: http://www.freertos.org/a00114.html\r

 \r
 \r

-    1 tab == 4 spaces!\r
-    \r

     ***************************************************************************\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
      *                                                                       *\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
      *                                                                       *\r
     ***************************************************************************\r
 \r

-    \r
-    http://www.FreeRTOS.org - Documentation, training, latest information, \r
-    license and contact details.\r
-    \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
     http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,\r

-    including FreeRTOS+Trace - an indispensable productivity tool.\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.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
+    mission critical applications that require provable dependability.\r

 \r
 \r

-    Real Time Engineers ltd license FreeRTOS to High Integrity Systems, who sell \r
-    the code with commercial support, indemnification, and middleware, under \r
-    the OpenRTOS brand: http://www.OpenRTOS.com.  High Integrity Systems also\r
-    provide a safety engineered and independently SIL3 certified version under \r
-    the SafeRTOS brand: http://www.SafeRTOS.com.\r
+    1 tab == 4 spaces!\r

 */\r
 \r
 */\r
 \r

-/*\r
+/******************************************************************************\r
+ * This project provides two demo applications.  A simple blinky style project,\r
+ * and a more comprehensive test and demo application.  The\r
+ * mainCREATE_SIMPLE_BLINKY_DEMO_ONLY setting is used to select between the two.\r
+ * The simply blinky demo is implemented and described in main_blinky.c.  The\r
+ * more comprehensive test and demo application is implemented and described in\r
+ * main_full.c.\r
+ *\r
+ * This file implements the code that is not demo specific, including the\r
+ * hardware setup and FreeRTOS hook functions.\r
+ *\r

  *******************************************************************************\r
  * -NOTE- The Win32 port is a simulation (or is that emulation?) only!  Do not\r
  * expect to get real time behaviour from the Win32 port or this demo\r
  * application.  It is provided as a convenient development and demonstration\r
  * test bed only.  This was tested using Windows XP on a dual core laptop.\r
  *\r
  *******************************************************************************\r
  * -NOTE- The Win32 port is a simulation (or is that emulation?) only!  Do not\r
  * expect to get real time behaviour from the Win32 port or this demo\r
  * application.  It is provided as a convenient development and demonstration\r
  * test bed only.  This was tested using Windows XP on a dual core laptop.\r
  *\r

+ * Windows will not be running the FreeRTOS simulator threads continuously, so\r
+ * the timing information in the FreeRTOS+Trace logs have no meaningful units.\r
+ * See the documentation page for the Windows simulator for an explanation of\r
+ * the slow timing:\r
+ * http://www.freertos.org/FreeRTOS-Windows-Simulator-Emulator-for-Visual-Studio-and-Eclipse-MingW.html\r

  * - READ THE WEB DOCUMENTATION FOR THIS PORT FOR MORE INFORMATION ON USING IT -\r
  *******************************************************************************\r
  *\r
  * - READ THE WEB DOCUMENTATION FOR THIS PORT FOR MORE INFORMATION ON USING IT -\r
  *******************************************************************************\r
  *\r

- * main() creates all the demo application tasks, then starts the scheduler.  \r
- * The web documentation provides more details of the standard demo application \r
- * tasks, which provide no particular functionality but do provide a good \r
- * example of how to use the FreeRTOS API.\r
- *\r
- * In addition to the standard demo tasks, the following tasks and tests are\r
- * defined and/or created within this file:\r
- *\r
- * "Check" task - This only executes every five seconds but has a high priority\r
- * to ensure it gets processor time.  Its main function is to check that all the\r
- * standard demo tasks are still operational.  While no errors have been\r
- * discovered the check task will print out "OK" and the current simulated tick\r
- * time.  If an error is discovered in the execution of a task then the check\r
- * task will print out an appropriate error message.\r
- *\r

  */\r
 \r
  */\r
 \r

-\r

 /* Standard includes. */\r
 #include <stdio.h>\r
 /* Standard includes. */\r
 #include <stdio.h>\r

+#include <stdlib.h>\r
+#include <conio.h>\r

 \r
 \r

-/* Kernel includes. */\r
-#include <FreeRTOS.h>\r
+/* FreeRTOS kernel includes. */\r
+#include "FreeRTOS.h"\r

 #include "task.h"\r
 #include "task.h"\r

-#include "queue.h"\r
-\r
-/* Standard demo includes. */\r
-#include "BlockQ.h"\r
-#include "integer.h"\r
-#include "semtest.h"\r
-#include "PollQ.h"\r
-#include "GenQTest.h"\r
-#include "QPeek.h"\r
-#include "recmutex.h"\r
-#include "flop.h"\r
-\r
-/* Priorities at which the tasks are created. */\r
-#define mainCHECK_TASK_PRIORITY                ( configMAX_PRIORITIES - 1 )\r
-#define mainQUEUE_POLL_PRIORITY                ( tskIDLE_PRIORITY + 1 )\r
-#define mainSEM_TEST_PRIORITY          ( tskIDLE_PRIORITY + 1 )\r
-#define mainBLOCK_Q_PRIORITY           ( tskIDLE_PRIORITY + 2 )\r
-#define mainCREATOR_TASK_PRIORITY   ( tskIDLE_PRIORITY + 3 )\r
-#define mainFLASH_TASK_PRIORITY                ( tskIDLE_PRIORITY + 1 )\r
-#define mainuIP_TASK_PRIORITY          ( tskIDLE_PRIORITY + 2 )\r
-#define mainINTEGER_TASK_PRIORITY   ( tskIDLE_PRIORITY )\r
-#define mainGEN_QUEUE_TASK_PRIORITY    ( tskIDLE_PRIORITY )\r
-#define mainFLOP_TASK_PRIORITY         ( tskIDLE_PRIORITY )\r
-\r
-/* Task function prototypes. */\r
-static void prvCheckTask( void *pvParameters );\r
+\r
+/* This project provides two demo applications.  A simple blinky style project,\r
+and a more comprehensive test and demo application.  The\r
+mainCREATE_SIMPLE_BLINKY_DEMO_ONLY setting is used to select between the two.\r
+The simply blinky demo is implemented and described in main_blinky.c.  The more\r
+comprehensive test and demo application is implemented and described in\r
+main_full.c. */\r
+#define mainCREATE_SIMPLE_BLINKY_DEMO_ONLY     0\r
+\r
+/* This demo uses heap_5.c, and these constants define the sizes of the regions\r
+that make up the total heap.  This is only done to provide an example of heap_5\r
+being used as this demo could easily create one large heap region instead of\r
+multiple smaller heap regions - in which case heap_4.c would be the more\r
+appropriate choice. */\r
+#define mainREGION_1_SIZE      7001\r
+#define mainREGION_2_SIZE      18105\r
+#define mainREGION_3_SIZE      2807\r
+\r
+/*\r
+ * main_blinky() is used when mainCREATE_SIMPLE_BLINKY_DEMO_ONLY is set to 1.\r
+ * main_full() is used when mainCREATE_SIMPLE_BLINKY_DEMO_ONLY is set to 0.\r
+ */\r
+extern void main_blinky( void );\r
+extern void main_full( void );\r
+\r
+/*\r
+ * Some of the RTOS hook (callback) functions only need special processing when\r
+ * the full demo is being used.  The simply blinky demo has no special\r
+ * requirements, so these functions are called from the hook functions defined\r
+ * in this file, but are defined in main_full.c.\r
+ */\r
+void vFullDemoTickHookFunction( void );\r
+void vFullDemoIdleFunction( void );\r
+\r
+/*\r
+ * This demo uses heap_5.c, so start by defining some heap regions.  This is\r
+ * only done to provide an example as this demo could easily create one large\r
+ * heap region instead of multiple smaller heap regions - in which case heap_4.c\r
+ * would be the more appropriate choice.  No initialisation is required when\r
+ * heap_4.c is used.\r
+ */\r
+static void  prvInitialiseHeap( void );\r
+\r
+/*\r
+ * Prototypes for the standard FreeRTOS callback/hook functions implemented\r
+ * within this file.\r
+ */\r
+void vApplicationMallocFailedHook( void );\r
+void vApplicationIdleHook( void );\r
+void vApplicationStackOverflowHook( TaskHandle_t pxTask, char *pcTaskName );\r
+void vApplicationTickHook( void );\r
+\r
+/*\r
+ * Writes trace data to a disk file when the trace recording is stopped.\r
+ * This function will simply overwrite any trace files that already exist.\r
+ */\r
+static void prvSaveTraceFile( void );\r
+\r
+/* The user trace event posted to the trace recording on each tick interrupt.\r
+Note tick events will not appear in the trace recording with regular period\r
+because this project runs in a Windows simulator, and does not therefore\r
+exhibit deterministic behaviour. */\r
+traceLabel xTickTraceUserEvent;\r
+static portBASE_TYPE xTraceRunning = pdTRUE;\r

 \r
 /*-----------------------------------------------------------*/\r
 \r
 int main( void )\r
 {\r
 \r
 /*-----------------------------------------------------------*/\r
 \r
 int main( void )\r
 {\r

-       /* Start the check task as described at the top of this file. */\r
-       xTaskCreate( prvCheckTask, ( signed char * ) "Check", configMINIMAL_STACK_SIZE, NULL, mainCHECK_TASK_PRIORITY, NULL );\r
-\r
-       /* Create the standard demo tasks. */\r
-       vStartBlockingQueueTasks( mainBLOCK_Q_PRIORITY );\r
-       vStartSemaphoreTasks( mainSEM_TEST_PRIORITY );\r
-       vStartPolledQueueTasks( mainQUEUE_POLL_PRIORITY );\r
-       vStartIntegerMathTasks( mainINTEGER_TASK_PRIORITY );\r
-       vStartGenericQueueTasks( mainGEN_QUEUE_TASK_PRIORITY );\r
-       vStartQueuePeekTasks();\r
-       vStartMathTasks( mainFLOP_TASK_PRIORITY );\r
-       vStartRecursiveMutexTasks();\r
-\r
-       /* Start the scheduler itself. */\r
-       vTaskStartScheduler();\r
-\r
-    /* Should never get here unless there was not enough heap space to create \r
-       the idle and other system tasks. */\r
-    return 0;\r
+       /* This demo uses heap_5.c, so start by defining some heap regions.  This\r
+       is only done to provide an example as this demo could easily create one\r
+       large heap region instead of multiple smaller heap regions - in which case\r
+       heap_4.c would be the more appropriate choice.  No initialisation is\r
+       required when heap_4.c is used. */\r
+       prvInitialiseHeap();\r
+\r
+       /* Initialise the trace recorder and create the label used to post user\r
+       events to the trace recording on each tick interrupt. */\r
+       vTraceInitTraceData();\r
+       xTickTraceUserEvent = xTraceOpenLabel( "tick" );\r
+\r
+       /* Start the trace recording - the recording is written to a file if\r
+       configASSERT() is called. */\r
+       printf( "\r\nTrace started.  Hit a key to dump trace file to disk (does not work from Eclipse console).\r\n" );\r
+       fflush( stdout );\r
+       uiTraceStart();\r
+\r
+       /* The mainCREATE_SIMPLE_BLINKY_DEMO_ONLY setting is described at the top\r
+       of this file. */\r
+       #if ( mainCREATE_SIMPLE_BLINKY_DEMO_ONLY == 1 )\r
+       {\r
+               main_blinky();\r
+       }\r
+       #else\r
+       {\r
+               main_full();\r
+       }\r
+       #endif\r
+\r
+       return 0;\r
+}\r
+/*-----------------------------------------------------------*/\r
+\r
+void vApplicationMallocFailedHook( void )\r
+{\r
+       /* vApplicationMallocFailedHook() will only be called if\r
+       configUSE_MALLOC_FAILED_HOOK is set to 1 in FreeRTOSConfig.h.  It is a hook\r
+       function that will get called if a call to pvPortMalloc() fails.\r
+       pvPortMalloc() is called internally by the kernel whenever a task, queue,\r
+       timer or semaphore is created.  It is also called by various parts of the\r
+       demo application.  If heap_1.c or heap_2.c are used, then the size of the\r
+       heap available to pvPortMalloc() is defined by configTOTAL_HEAP_SIZE in\r
+       FreeRTOSConfig.h, and the xPortGetFreeHeapSize() API function can be used\r
+       to query the size of free heap space that remains (although it does not\r
+       provide information on how the remaining heap might be fragmented). */\r
+       vAssertCalled( __LINE__, __FILE__ );\r

 }\r
 /*-----------------------------------------------------------*/\r
 \r
 }\r
 /*-----------------------------------------------------------*/\r
 \r

-static void prvCheckTask( void *pvParameters )\r
+void vApplicationIdleHook( void )\r

 {\r
 {\r

-portTickType xNextWakeTime;\r
-const portTickType xCycleFrequency = 5000 / portTICK_RATE_MS;\r
-char *pcStatusMessage = "OK";\r
+       /* vApplicationIdleHook() will only be called if configUSE_IDLE_HOOK is set\r
+       to 1 in FreeRTOSConfig.h.  It will be called on each iteration of the idle\r
+       task.  It is essential that code added to this hook function never attempts\r
+       to block in any way (for example, call xQueueReceive() with a block time\r
+       specified, or call vTaskDelay()).  If the application makes use of the\r
+       vTaskDelete() API function (as this demo application does) then it is also\r
+       important that vApplicationIdleHook() is permitted to return to its calling\r
+       function, because it is the responsibility of the idle task to clean up\r
+       memory allocated by the kernel to any task that has since been deleted. */\r

 \r
 \r

-       /* Just to remove compiler warning. */\r
-       ( void ) pvParameters;\r
+       /* Uncomment the following code to allow the trace to be stopped with any \r
+       key press.  The code is commented out by default as the kbhit() function\r
+       interferes with the run time behaviour. */\r
+       /* \r
+               if( _kbhit() != pdFALSE )\r
+               {\r
+                       if( xTraceRunning == pdTRUE )\r
+                       {\r
+                               vTraceStop();\r
+                               prvSaveTraceFile();\r
+                               xTraceRunning = pdFALSE;\r
+                       }\r
+               }\r
+       */\r

 \r
 \r

-       /* Initialise xNextWakeTime - this only needs to be done once. */\r
-       xNextWakeTime = xTaskGetTickCount();\r
+       #if ( mainCREATE_SIMPLE_BLINKY_DEMO_ONLY != 1 )\r
+       {\r
+               /* Call the idle task processing used by the full demo.  The simple\r
+               blinky demo does not use the idle task hook. */\r
+               vFullDemoIdleFunction();\r
+       }\r
+       #endif\r
+}\r
+/*-----------------------------------------------------------*/\r
+\r
+void vApplicationStackOverflowHook( TaskHandle_t pxTask, char *pcTaskName )\r
+{\r
+       ( void ) pcTaskName;\r
+       ( void ) pxTask;\r
+\r
+       /* Run time stack overflow checking is performed if\r
+       configCHECK_FOR_STACK_OVERFLOW is defined to 1 or 2.  This hook\r
+       function is called if a stack overflow is detected. */\r
+       vAssertCalled( __LINE__, __FILE__ );\r
+}\r
+/*-----------------------------------------------------------*/\r
+\r
+void vApplicationTickHook( void )\r
+{\r
+       /* This function will be called by each tick interrupt if\r
+       configUSE_TICK_HOOK is set to 1 in FreeRTOSConfig.h.  User code can be\r
+       added here, but the tick hook is called from an interrupt context, so\r
+       code must not attempt to block, and only the interrupt safe FreeRTOS API\r
+       functions can be used (those that end in FromISR()). */\r

 \r
 \r

-       for( ;; )\r
+       #if ( mainCREATE_SIMPLE_BLINKY_DEMO_ONLY != 1 )\r

        {\r
        {\r

-               /* Place this task in the blocked state until it is time to run again. */\r
-               vTaskDelayUntil( &xNextWakeTime, xCycleFrequency );\r
-\r
-               /* Check the standard demo tasks are running without error. */\r
-           if( xAreIntegerMathsTaskStillRunning() != pdTRUE )\r
-           {\r
-                       pcStatusMessage = "Error: IntMath";\r
-           }   \r
-               else if( xAreGenericQueueTasksStillRunning() != pdTRUE )\r
-               {                       \r
-                       pcStatusMessage = "Error: GenQueue";\r
-               }\r
-               else if( xAreQueuePeekTasksStillRunning() != pdTRUE )\r
-               {\r
-                       pcStatusMessage = "Error: QueuePeek";\r
-               }\r
-               else if( xAreBlockingQueuesStillRunning() != pdTRUE )\r
+               vFullDemoTickHookFunction();\r
+       }\r
+       #endif /* mainCREATE_SIMPLE_BLINKY_DEMO_ONLY */\r
+\r
+       /* Write a user event to the trace log.\r
+       Note tick events will not appear in the trace recording with regular period\r
+       because this project runs in a Windows simulator, and does not therefore\r
+       exhibit deterministic behaviour.  Windows will run the simulator in\r
+       bursts. */\r
+       vTraceUserEvent( xTickTraceUserEvent );\r
+}\r
+/*-----------------------------------------------------------*/\r
+\r
+void vAssertCalled( unsigned long ulLine, const char * const pcFileName )\r
+{\r
+static portBASE_TYPE xPrinted = pdFALSE;\r
+volatile uint32_t ulSetToNonZeroInDebuggerToContinue = 0;\r
+\r
+       /* Parameters are not used. */\r
+       ( void ) ulLine;\r
+       ( void ) pcFileName;\r
+\r
+       taskENTER_CRITICAL();\r
+       {\r
+               /* Stop the trace recording. */\r
+               if( xPrinted == pdFALSE )\r

                {\r
                {\r

-                       pcStatusMessage = "Error: BlockQueue";\r
+                       xPrinted = pdTRUE;\r
+                       if( xTraceRunning == pdTRUE )\r
+                       {\r
+                               vTraceStop();\r
+                               prvSaveTraceFile();\r
+                       }\r

                }\r
                }\r

-           else if( xAreSemaphoreTasksStillRunning() != pdTRUE )\r
-           {\r
-                       pcStatusMessage = "Error: SemTest";\r
-           }\r
-           else if( xArePollingQueuesStillRunning() != pdTRUE )\r
-           {\r
-                       pcStatusMessage = "Error: PollQueue";\r
-           }\r
-               else if( xAreMathsTaskStillRunning() != pdPASS )\r
+\r
+               /* You can step out of this function to debug the assertion by using\r
+               the debugger to set ulSetToNonZeroInDebuggerToContinue to a non-zero\r
+               value. */\r
+               while( ulSetToNonZeroInDebuggerToContinue == 0 )\r

                {\r
                {\r

-                       pcStatusMessage = "Error: Flop";\r
+                       __asm volatile( "NOP" );\r
+                       __asm volatile( "NOP" );\r

                }\r
                }\r

-           else if( xAreRecursiveMutexTasksStillRunning() != pdTRUE )\r
-           {\r
-                       pcStatusMessage = "Error: RecMutex";\r
-               }\r
-\r
-               /* This is the only task that uses stdout so its ok to call printf() \r
-               directly. */\r
-               printf( "%s - %d\r\n", pcStatusMessage, ( int ) xTaskGetTickCount() );\r
-               fflush( stdout ); /* Required by Eclipse console. */\r

        }\r
        }\r

+       taskEXIT_CRITICAL();\r

 }\r
 /*-----------------------------------------------------------*/\r
 \r
 }\r
 /*-----------------------------------------------------------*/\r
 \r

-void vApplicationIdleHook( void )\r
+static void prvSaveTraceFile( void )\r

 {\r
 {\r

-const unsigned long ulMSToSleep = 5;\r
+FILE* pxOutputFile;\r

 \r
 \r

-       /* Sleep to reduce CPU load, but don't sleep indefinitely in case there are\r
-       tasks waiting to be terminated by the idle task. */\r
-       Sleep( ulMSToSleep );\r
-}\r
-/*-----------------------------------------------------------*/\r
+       pxOutputFile = fopen( "Trace.dump", "wb");\r

 \r
 \r

-void vApplicationMallocFailedHook( void )\r
-{\r
-       /* Can be implemented if required, but probably not required in this \r
-       environment and running this demo. */\r
+       if( pxOutputFile != NULL )\r
+       {\r
+               fwrite( RecorderDataPtr, sizeof( RecorderDataType ), 1, pxOutputFile );\r
+               fclose( pxOutputFile );\r
+               printf( "\r\nTrace output saved to Trace.dump\r\n" );\r
+       }\r
+       else\r
+       {\r
+               printf( "\r\nFailed to create trace dump file\r\n" );\r
+       }\r

 }\r
 /*-----------------------------------------------------------*/\r
 \r
 }\r
 /*-----------------------------------------------------------*/\r
 \r

-void vApplicationStackOverflowHook( void )\r
+static void  prvInitialiseHeap( void )\r
+{\r
+/* This demo uses heap_5.c, so start by defining some heap regions.  This is\r
+only done to provide an example as this demo could easily create one large heap\r
+region instead of multiple smaller heap regions - in which case heap_4.c would\r
+be the more appropriate choice.  No initialisation is required when heap_4.c is\r
+used.  The xHeapRegions structure requires the regions to be defined in order,\r
+so this just creates one big array, then populates the structure with offsets\r
+into the array - with gaps in between and messy alignment just for test\r
+purposes. */\r
+static uint8_t ucHeap[ configTOTAL_HEAP_SIZE ];\r
+volatile uint32_t ulAdditionalOffset = 19; /* Just to prevent 'condition is always true' warnings in configASSERT(). */\r
+const HeapRegion_t xHeapRegions[] =\r

 {\r
 {\r

-       /* Can be implemented if required, but not required in this \r
-       environment and running this demo. */\r
+       /* Start address with dummy offsets                                             Size */\r
+       { ucHeap + 1,                                                                                   mainREGION_1_SIZE },\r
+       { ucHeap + 15 + mainREGION_1_SIZE,                                              mainREGION_2_SIZE },\r
+       { ucHeap + 19 + mainREGION_1_SIZE + mainREGION_2_SIZE,  mainREGION_3_SIZE },\r
+       { NULL, 0 }\r
+};\r
+\r
+       /* Sanity check that the sizes and offsets defined actually fit into the\r
+       array. */\r
+       configASSERT( ( ulAdditionalOffset + mainREGION_1_SIZE + mainREGION_2_SIZE + mainREGION_3_SIZE ) < configTOTAL_HEAP_SIZE );\r
+\r
+       vPortDefineHeapRegions( xHeapRegions );\r

 }\r
 }\r

+/*-----------------------------------------------------------*/\r

 \r
 \r