/* | |
* FreeRTOS Kernel V10.3.0 | |
* Copyright (C) 2017 Amazon.com, Inc. or its affiliates. All Rights Reserved. | |
* | |
* Permission is hereby granted, free of charge, to any person obtaining a copy of | |
* this software and associated documentation files (the "Software"), to deal in | |
* the Software without restriction, including without limitation the rights to | |
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of | |
* the Software, and to permit persons to whom the Software is furnished to do so, | |
* subject to the following conditions: | |
* | |
* The above copyright notice and this permission notice shall be included in all | |
* copies or substantial portions of the Software. | |
* | |
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS | |
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR | |
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER | |
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | |
* | |
* http://www.FreeRTOS.org | |
* http://aws.amazon.com/freertos | |
* | |
* 1 tab == 4 spaces! | |
*/ | |
/****************************************************************************** | |
* | |
* This demo is described on the following web page: | |
* TODO: This link describes the FAT version of this demo. | |
* http://www.freertos.org/FreeRTOS-Plus/Fail_Safe_File_System/Fail_Safe_Embedded_File_System_demo.shtml | |
* | |
******************************************************************************/ | |
/* Standard includes. */ | |
#include <stdio.h> | |
#include <stdint.h> | |
/* FreeRTOS includes. */ | |
#include <FreeRTOS.h> | |
#include "task.h" | |
#include "queue.h" | |
#include "semphr.h" | |
/* Priorities at which the tasks are created. */ | |
#define mainUDP_CLI_TASK_PRIORITY ( tskIDLE_PRIORITY ) | |
/*-----------------------------------------------------------*/ | |
/* | |
* Register the generic commands that can be used with FreeRTOS+CLI. | |
*/ | |
extern void vRegisterSampleCLICommands( void ); | |
/* | |
* Register the file system commands that can be used with FreeRTOS+CLI. | |
*/ | |
extern void vRegisterFileSystemCLICommands( void ); | |
/* | |
* The task that implements the UDP command interpreter using FreeRTOS+CLI. | |
*/ | |
extern void vUDPCommandInterpreterTask( void *pvParameters ); | |
/* | |
* Creates and verifies different files on the volume, demonstrating the use of | |
* various different API functions. | |
*/ | |
extern void vCreateAndVerifySampleFiles( void ); | |
/*-----------------------------------------------------------*/ | |
/* See http://www.freertos.org/FreeRTOS-Plus/Fail_Safe_File_System/Fail_Safe_Embedded_File_System_demo.shtml | |
for instructions. */ | |
int main( void ) | |
{ | |
const uint32_t ulLongTime_ms = 250UL; | |
/* Initialise the drive and file system, then create a few example | |
files. The output from this function just goes to the stdout window, | |
allowing the output to be viewed when the UDP command console is not | |
connected. */ | |
vCreateAndVerifySampleFiles(); | |
/* Register generic commands with the FreeRTOS+CLI command interpreter. */ | |
vRegisterSampleCLICommands(); | |
/* Register file system related commands with the FreeRTOS+CLI command | |
interpreter. */ | |
vRegisterFileSystemCLICommands(); | |
/* Create the task that handles the CLI on a UDP port. The port number | |
is set using the configUDP_CLI_PORT_NUMBER setting in FreeRTOSConfig.h. */ | |
xTaskCreate( vUDPCommandInterpreterTask, /* The function that implements the command interpreter IO handling. */ | |
"CLI", /* The name of the task - just to assist debugging. */ | |
configMINIMAL_STACK_SIZE, NULL, /* The size of the stack allocated to the task. */ | |
mainUDP_CLI_TASK_PRIORITY, /* The priority at which the task will run. */ | |
NULL ); /* A handle to the task is not required, so NULL is passed. */ | |
/* Start the RTOS scheduler. */ | |
vTaskStartScheduler(); | |
/* If all is well, the scheduler will now be running, and the following | |
line will never be reached. If the following line does execute, then | |
there was insufficient FreeRTOS heap memory available for the idle and/or | |
timer tasks to be created. See the memory management section on the | |
FreeRTOS web site for more details (this is standard text that is not | |
really applicable to the Win32 simulator port). */ | |
for( ;; ) | |
{ | |
Sleep( ulLongTime_ms ); | |
} | |
} | |
/*-----------------------------------------------------------*/ | |
void vApplicationIdleHook( void ) | |
{ | |
const unsigned long ulMSToSleep = 5; | |
/* This function is called on each cycle of the idle task if | |
configUSE_IDLE_HOOK is set to 1 in FreeRTOSConfig.h. Sleep to reduce CPU | |
load. */ | |
Sleep( ulMSToSleep ); | |
} | |
/*-----------------------------------------------------------*/ | |
void vAssertCalled( const char *pcFile, unsigned long ulLine ) | |
{ | |
volatile uint32_t ulSetToNonZeroToExitLoop = 0; | |
printf( "ASSERT FAILED: File %s, line %u\r\n", pcFile, ulLine ); | |
taskENTER_CRITICAL(); | |
{ | |
while( ulSetToNonZeroToExitLoop == 0 ) | |
{ | |
/* Do not leave the assert function unless the debugger is used to | |
set ulSetToNonZeroToExitLoop to a non-zero value. */ | |
} | |
} | |
taskEXIT_CRITICAL(); | |
} | |
/*-----------------------------------------------------------*/ | |
void vApplicationMallocFailedHook( void ) | |
{ | |
/* vApplicationMallocFailedHook() will only be called if | |
configUSE_MALLOC_FAILED_HOOK is set to 1 in FreeRTOSConfig.h. It is a hook | |
function that will get called if a call to pvPortMalloc() fails. | |
pvPortMalloc() is called internally by the kernel whenever a task, queue, | |
timer or semaphore is created. It is also called by various parts of the | |
demo application. If heap_1.c, heap_2.c or heap_4.c are used, then the | |
size of the heap available to pvPortMalloc() is defined by | |
configTOTAL_HEAP_SIZE in FreeRTOSConfig.h, and the xPortGetFreeHeapSize() | |
API function can be used to query the size of free heap space that remains | |
(although it does not provide information on how the remaining heap might | |
be fragmented). */ | |
taskDISABLE_INTERRUPTS(); | |
for( ;; ); | |
} | |