/*\r
- FreeRTOS V6.0.0 - Copyright (C) 2009 Real Time Engineers Ltd.\r
+ FreeRTOS V6.0.2 - Copyright (C) 2010 Real Time Engineers Ltd.\r
+\r
+ ***************************************************************************\r
+ * *\r
+ * If you are: *\r
+ * *\r
+ * + New to FreeRTOS, *\r
+ * + Wanting to learn FreeRTOS or multitasking in general quickly *\r
+ * + Looking for basic training, *\r
+ * + Wanting to improve your FreeRTOS skills and productivity *\r
+ * *\r
+ * then take a look at the FreeRTOS eBook *\r
+ * *\r
+ * "Using the FreeRTOS Real Time Kernel - a Practical Guide" *\r
+ * http://www.FreeRTOS.org/Documentation *\r
+ * *\r
+ * A pdf reference manual is also available. Both are usually delivered *\r
+ * to your inbox within 20 minutes to two hours when purchased between 8am *\r
+ * and 8pm GMT (although please allow up to 24 hours in case of *\r
+ * exceptional circumstances). Thank you for your support! *\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
+ 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 exception to the GPL is included to allow you to distribute a\r
- combined work that includes FreeRTOS without being obliged to provide the\r
+ Free Software Foundation AND MODIFIED BY the FreeRTOS exception.\r
+ ***NOTE*** The exception to the GPL is included to allow you to distribute\r
+ a combined work that includes FreeRTOS without being obliged to provide the\r
source code for proprietary components outside of the FreeRTOS kernel.\r
- Alternative commercial license and support terms are also available upon\r
- request. See the licensing section of http://www.FreeRTOS.org for full\r
- license details.\r
-\r
- FreeRTOS is distributed in the hope that it will be useful, but WITHOUT\r
+ FreeRTOS is distributed in the hope that it will be useful, but WITHOUT\r
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or\r
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for\r
- more details.\r
-\r
- You should have received a copy of the GNU General Public License along\r
- with FreeRTOS; if not, write to the Free Software Foundation, Inc., 59\r
- Temple Place, Suite 330, Boston, MA 02111-1307 USA.\r
-\r
-\r
- ***************************************************************************\r
- * *\r
- * The FreeRTOS eBook and reference manual are available to purchase for a *\r
- * small fee. Help yourself get started quickly while also helping the *\r
- * FreeRTOS project! See http://www.FreeRTOS.org/Documentation for details *\r
- * *\r
- ***************************************************************************\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
\r
1 tab == 4 spaces!\r
\r
- Please ensure to read the configuration and relevant port sections of the\r
- online documentation.\r
-\r
http://www.FreeRTOS.org - Documentation, latest information, license and\r
contact details.\r
\r
*/\r
#define tskIDLE_STACK_SIZE configMINIMAL_STACK_SIZE\r
\r
-#define tskIDLE_PRIORITY ( ( unsigned portBASE_TYPE ) 0 )\r
-\r
/*\r
* Task control block. A task control block (TCB) is allocated to each task,\r
* and stores the context of the task.\r
{\r
signed portBASE_TYPE xReturn;\r
tskTCB * pxNewTCB;\r
-portBASE_TYPE xRunPrivileged;\r
\r
/* Allocate the memory required by the TCB and stack for the new task,\r
checking that the allocation was successful. */\r
{\r
portSTACK_TYPE *pxTopOfStack;\r
\r
- /* Should the task be created in privileged mode? */\r
- if( ( uxPriority & portPRIVILEGE_BIT ) != 0x00 )\r
- {\r
- xRunPrivileged = pdTRUE;\r
- }\r
- else\r
- {\r
- xRunPrivileged = pdFALSE;\r
- }\r
- uxPriority &= ~portPRIVILEGE_BIT;\r
+ #if( portUSING_MPU_WRAPPERS == 1 )\r
+ /* Should the task be created in privileged mode? */\r
+ portBASE_TYPE xRunPrivileged;\r
+ if( ( uxPriority & portPRIVILEGE_BIT ) != 0x00 )\r
+ {\r
+ xRunPrivileged = pdTRUE;\r
+ }\r
+ else\r
+ {\r
+ xRunPrivileged = pdFALSE;\r
+ }\r
+ uxPriority &= ~portPRIVILEGE_BIT;\r
+ #endif /* portUSING_MPU_WRAPPERS == 1 */\r
\r
/* Calculate the top of stack address. This depends on whether the\r
stack grows from high memory to low (as per the 80x86) or visa versa.\r
#else\r
{\r
pxNewTCB->pxTopOfStack = pxPortInitialiseStack( pxTopOfStack, pxTaskCode, pvParameters );\r
- ( void ) xRunPrivileged;\r
}\r
#endif\r
\r
passed since vTaskSetTimeout() was called. */\r
xReturn = pdTRUE;\r
}\r
- else if( ( ( portTickType ) xTickCount - ( portTickType ) pxTimeOut->xTimeOnEntering ) < ( portTickType ) *pxTicksToWait )\r
+ else if( ( ( portTickType ) ( ( portTickType ) xTickCount - ( portTickType ) pxTimeOut->xTimeOnEntering ) ) < ( portTickType ) *pxTicksToWait )\r
{\r
/* Not a genuine timeout. Adjust parameters for time remaining. */\r
*pxTicksToWait -= ( ( portTickType ) xTickCount - ( portTickType ) pxTimeOut->xTimeOnEntering );\r
do\r
{\r
listGET_OWNER_OF_NEXT_ENTRY( pxNextTCB, pxList );\r
- usStackRemaining = usTaskCheckFreeStackSpace( ( unsigned char * ) pxNextTCB->pxStack );\r
+ #if ( portSTACK_GROWTH > 0 )\r
+ {\r
+ usStackRemaining = usTaskCheckFreeStackSpace( ( unsigned char * ) pxNextTCB->pxEndOfStack );\r
+ }\r
+ #else\r
+ {\r
+ usStackRemaining = usTaskCheckFreeStackSpace( ( unsigned char * ) pxNextTCB->pxStack );\r
+ }\r
+ #endif \r
+ \r
sprintf( pcStatusString, ( char * ) "%s\t\t%c\t%u\t%u\t%u\r\n", pxNextTCB->pcTaskName, cStatus, ( unsigned int ) pxNextTCB->uxPriority, usStackRemaining, ( unsigned int ) pxNextTCB->uxTCBNumber );\r
strcat( ( char * ) pcWriteBuffer, ( char * ) pcStatusString );\r
\r