/* | |
FreeRTOS V5.4.1 - Copyright (C) 2009 Real Time Engineers Ltd. | |
This file is part of the FreeRTOS distribution. | |
FreeRTOS is free software; you can redistribute it and/or modify it under | |
the terms of the GNU General Public License (version 2) as published by the | |
Free Software Foundation and modified by the FreeRTOS exception. | |
**NOTE** The exception to the GPL is included to allow you to distribute a | |
combined work that includes FreeRTOS without being obliged to provide the | |
source code for proprietary components outside of the FreeRTOS kernel. | |
Alternative commercial license and support terms are also available upon | |
request. See the licensing section of http://www.FreeRTOS.org for full | |
license details. | |
FreeRTOS is distributed in the hope that it will be useful, but WITHOUT | |
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
more details. | |
You should have received a copy of the GNU General Public License along | |
with FreeRTOS; if not, write to the Free Software Foundation, Inc., 59 | |
Temple Place, Suite 330, Boston, MA 02111-1307 USA. | |
*************************************************************************** | |
* * | |
* Looking for a quick start? Then check out the FreeRTOS eBook! * | |
* See http://www.FreeRTOS.org/Documentation for details * | |
* * | |
*************************************************************************** | |
1 tab == 4 spaces! | |
Please ensure to read the configuration and relevant port sections of the | |
online documentation. | |
http://www.FreeRTOS.org - Documentation, latest information, license and | |
contact details. | |
http://www.SafeRTOS.com - A version that is certified for use in safety | |
critical systems. | |
http://www.OpenRTOS.com - Commercial support, development, porting, | |
licensing and training services. | |
*/ | |
/* | |
* Creates all the demo application tasks then starts the scheduler. In | |
* addition to the standard demo application tasks main() creates the | |
* HTTPServer task, and a "Check" task. The Check task periodically inspects | |
* all the other tasks in the system to see if any errors have been reported. | |
* The error status is then displayed on the served WEB page. | |
*/ | |
/* Tern includes. */ | |
#include <ae.h> | |
#include <embedded.h> | |
/* FreeRTOS.org includes. */ | |
#include <FreeRTOS.h> | |
#include <task.h> | |
/* Demo application includes. */ | |
#include "HTTPTask.h" | |
#include "integer.h" | |
#include "PollQ.h" | |
#include "semtest.h" | |
#include "dynamic.h" | |
#include "BlockQ.h" | |
#include "death.h" | |
#include "serial.h" | |
#include "comtest.h" | |
/* How often should the "check" task execute? */ | |
#define mainCHECK_DELAY ( 3000 / portTICK_RATE_MS ) | |
/* Priorities allocated to the various tasks. */ | |
#define mainQUEUE_POLL_PRIORITY ( tskIDLE_PRIORITY + 2 ) | |
#define mainCHECK_TASK_PRIORITY ( tskIDLE_PRIORITY + 4 ) | |
#define mainSEM_TEST_PRIORITY ( tskIDLE_PRIORITY + 1 ) | |
#define mainBLOCK_Q_PRIORITY ( tskIDLE_PRIORITY + 2 ) | |
#define mainHTTP_TASK_PRIORITY ( tskIDLE_PRIORITY + 3 ) | |
#define mainSUICIDE_TASKS_PRIORITY ( tskIDLE_PRIORITY + 1 ) | |
#define mainCOM_TEST_PRIORITY ( tskIDLE_PRIORITY + 2 ) | |
/* Used to indicate the error status. A value of 0 means that an error has not | |
been detected in any task. A non zero value indicates which group of demo | |
tasks has reported an error. See prvCheckTask() for bit definitions. */ | |
unsigned portSHORT usCheckStatus = 0; | |
/*-----------------------------------------------------------*/ | |
/* | |
* Setup any hardware required by the demo - other than the RTOS tick which | |
* is configured when the scheduler is started. | |
*/ | |
static void prvSetupHardware( void ); | |
/* | |
* Periodically inspect all the other tasks, updating usCheckStatus should an | |
* error be discovered in any task. | |
*/ | |
static void prvCheckTask( void *pvParameters ); | |
/*-----------------------------------------------------------*/ | |
void main(void) | |
{ | |
prvSetupHardware(); | |
/* Start the HTTP server task. */ | |
xTaskCreate( vHTTPTask, "WizNet", configMINIMAL_STACK_SIZE, NULL, mainHTTP_TASK_PRIORITY, NULL ); | |
/* Start the demo/test application tasks. See the demo application | |
section of the FreeRTOS.org WEB site for more information. */ | |
vStartIntegerMathTasks( tskIDLE_PRIORITY ); | |
vStartPolledQueueTasks( mainQUEUE_POLL_PRIORITY ); | |
vStartSemaphoreTasks( mainSEM_TEST_PRIORITY ); | |
vStartDynamicPriorityTasks(); | |
vStartBlockingQueueTasks( mainBLOCK_Q_PRIORITY ); | |
vStartComTestTasks( mainCOM_TEST_PRIORITY, serCOM2, ser57600 ); | |
/* Start the task that checks the other demo tasks for errors. */ | |
xTaskCreate( prvCheckTask, "Check", configMINIMAL_STACK_SIZE, NULL, mainCHECK_TASK_PRIORITY, NULL ); | |
/* The suicide tasks must be created last as they monitor the number of | |
tasks in the system to ensure there are no more or fewer than expected | |
compared to the number that were executing when the task started. */ | |
vCreateSuicidalTasks( mainSUICIDE_TASKS_PRIORITY ); | |
/* Finally start the scheduler. */ | |
vTaskStartScheduler(); | |
/* Should not get here! */ | |
for( ;; ); | |
} | |
/*-----------------------------------------------------------*/ | |
static void prvSetupHardware( void ) | |
{ | |
ae_init(); | |
} | |
/*-----------------------------------------------------------*/ | |
static void prvCheckTask( void *pvParameters ) | |
{ | |
( void ) pvParameters; | |
/* Check all the demo tasks to ensure that they are all still running, and | |
that none of them have detected an error. */ | |
for( ;; ) | |
{ | |
/* Block until it is time to check again. */ | |
vTaskDelay( mainCHECK_DELAY ); | |
if( xAreIntegerMathsTaskStillRunning() != pdTRUE ) | |
{ | |
usCheckStatus |= 0x01; | |
} | |
if( xArePollingQueuesStillRunning() != pdTRUE ) | |
{ | |
usCheckStatus |= 0x02; | |
} | |
if( xAreSemaphoreTasksStillRunning() != pdTRUE ) | |
{ | |
usCheckStatus |= 0x04; | |
} | |
if( xAreDynamicPriorityTasksStillRunning() != pdTRUE ) | |
{ | |
usCheckStatus |= 0x08; | |
} | |
if( xAreBlockingQueuesStillRunning() != pdTRUE ) | |
{ | |
usCheckStatus |= 0x10; | |
} | |
if( xIsCreateTaskStillRunning() != pdTRUE ) | |
{ | |
usCheckStatus |= 0x20; | |
} | |
if( xAreComTestTasksStillRunning() != pdTRUE ) | |
{ | |
usCheckStatus |= 0x40; | |
} | |
} | |
} | |
/*-----------------------------------------------------------*/ | |
/* This is included to prevent link errors - allowing the 'full' version of | |
the comtest tasks to be used. It can be ignored. */ | |
void vPrintDisplayMessage( const portCHAR * const * ppcMessageToSend ) | |
{ | |
( void ) ppcMessageToSend; | |
} | |