/*\r
- FreeRTOS V7.4.0 - Copyright (C) 2013 Real Time Engineers Ltd.\r
+ FreeRTOS V7.5.1 - Copyright (C) 2013 Real Time Engineers Ltd.\r
\r
- FEATURES AND PORTS ARE ADDED TO FREERTOS ALL THE TIME. PLEASE VISIT\r
- http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.\r
+ VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.\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
+ * 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
- * 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
+ * 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
- * >>> See http://www.FreeRTOS.org/Documentation for details. <<< *\r
- * *\r
- * Thank you for using FreeRTOS, and thank you for your support! *\r
+ * Thank you! *\r
* *\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\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.\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
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. See the GNU General Public License for more\r
- details. You should have received a copy of the GNU General Public License\r
- and the FreeRTOS license exception along with FreeRTOS; if not itcan be\r
- viewed here: http://www.freertos.org/a00114.html and also obtained by\r
- writing to Real Time Engineers Ltd., contact details for whom are available\r
- on the FreeRTOS WEB site.\r
+ FOR A PARTICULAR PURPOSE. Full license text is available from the following\r
+ link: http://www.freertos.org/a00114.html\r
\r
1 tab == 4 spaces!\r
\r
* *\r
***************************************************************************\r
\r
-\r
- http://www.FreeRTOS.org - Documentation, books, training, latest versions, \r
+ http://www.FreeRTOS.org - Documentation, books, training, latest versions,\r
license and Real Time Engineers Ltd. contact details.\r
\r
http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,\r
- including FreeRTOS+Trace - an indispensable productivity tool, and our new\r
- fully thread aware and reentrant UDP/IP stack.\r
-\r
- http://www.OpenRTOS.com - Real Time Engineers ltd license FreeRTOS to High \r
- Integrity Systems, who sell the code with commercial support, \r
- indemnification and middleware, under the OpenRTOS brand.\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
+ 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
+\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
+ 1 tab == 4 spaces!\r
*/\r
\r
\r
}\r
};\r
\r
-/* Three MPU regions are defined for use by the 'check' task when the task is\r
-created. These are only used to demonstrate the MPU features and are not\r
-actually necessary for the check task to fulfill its primary purpose. Instead\r
-the MPU regions are replaced with those defined by xAltRegions prior to the\r
-check task receiving any data on the queue or printing any messages to the\r
-debug console. The region configured by xAltRegions just gives the check task\r
-access to the debug variables that form part of the Rowley library, and are\r
-accessed within the debug_printf() function. */\r
-extern unsigned long dbgCntrlWord_mempoll;\r
-static const xMemoryRegion xAltRegions[ portNUM_CONFIGURABLE_REGIONS ] =\r
-{\r
- /* Base address Length Parameters */\r
- { ( void * ) &dbgCntrlWord_mempoll, 32, portMPU_REGION_READ_WRITE },\r
- { 0, 0, 0 },\r
- { 0, 0, 0 }\r
-};\r
-\r
\r
\r
/*-----------------------------------------------------------*/\r
unsigned long ulStillAliveCounts[ 2 ] = { 0 };\r
const char *pcStatusMessage = "PASS\r\n";\r
\r
+/* The debug_printf() function uses RAM that is outside of the control of the\r
+application writer. Therefore the application_defined_privileged_functions.h\r
+header file is used to provide a version that executes with privileges. */\r
+extern int MPU_debug_printf( const char *pcMessage );\r
+\r
/* Just to remove compiler warning. */\r
( void ) pvParameters;\r
\r
- /* Print out the amount of free heap space so configTOTAL_HEAP_SIZE can be\r
- tuned. The heap size is set to be very small in this example and will need\r
- to be increased before many more tasks, queues or semaphores can be\r
- created. */\r
- debug_printf( "There are %d bytes of unused heap space.\r\n", xPortGetFreeHeapSize() );\r
-\r
/* Demonstrate how the various memory regions can and can't be accessed.\r
The task privilege level is set down to user mode within this function. */\r
prvTestMemoryRegions();\r
\r
- /* Change the memory regions allocated to this task to those initially\r
- set up for demonstration purposes to those actually required by the task. */\r
- vTaskAllocateMPURegions( NULL, xAltRegions );\r
+ /* Tests are done so lower the privilege status. */\r
+ portSWITCH_TO_USER_MODE();\r
\r
/* This loop performs the main function of the task, which is blocking\r
on a message queue then processing each message as it arrives. */\r
\r
/* Print a pass/fail message to the terminal. This will be\r
visible in the CrossWorks IDE. */\r
- debug_printf( pcStatusMessage );\r
+ MPU_debug_printf( pcStatusMessage );\r
\r
/* Reset the count of 'still alive' messages. */\r
memset( ulStillAliveCounts, 0x00, sizeof( ulStillAliveCounts ) );\r