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FreeRTOS-Kernel/Demo/PC/FileIO/fileIO.c
Richard Barry ab964f3c9d Updated to V4.0.5
+ Introduced API function xTaskResumeFromISR().  Same functionality as
	  xTaskResume(), but can be called from within an interrupt service routine.
	+ Optimised vListInsert() in the case when the wake time is the maximum 
	  tick count value.
	+ Bug fix:  The 'value' of the event list item is updated when the priority
	  of a task is changed.  Previously only the priority of the TCB itself was
	  changed.
	+ vTaskPrioritySet() and vTaskResume() no longer use the event list item.
	  This has not been necessary since V4.0.1 when the xMissedYield handling
	  was added.
	+ Lowered the PCLK setting on the ARM9 STR9 demo from 96MHz to 48MHz.
	+ When ending the scheduler - do not try to attempt a context switch when
	  deleting the current task.
	+ SAM7X EMAC drivers:  Corrected the Rx frame length mask when obtaining 
	  the length from the rx descriptor.
2006-08-11 10:42:06 +00:00

89 lines
2.8 KiB
C

/*
FreeRTOS.org V4.0.5 - Copyright (C) 2003-2006 Richard Barry.
This file is part of the FreeRTOS.org distribution.
FreeRTOS.org is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
FreeRTOS.org 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.org; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
A special exception to the GPL can be applied should you wish to distribute
a combined work that includes FreeRTOS.org, without being obliged to provide
the source code for any proprietary components. See the licensing section
of http://www.FreeRTOS.org for full details of how and when the exception
can be applied.
***************************************************************************
See http://www.FreeRTOS.org for documentation, latest information, license
and contact details. Please ensure to read the configuration and relevant
port sections of the online documentation.
***************************************************************************
*/
#include <stdio.h>
#include <string.h>
/* Scheduler include files. */
#include "FreeRTOS.h"
#include "task.h"
/* Demo program include files. */
#include "fileio.h"
void vDisplayMessage( const portCHAR * const pcMessageToPrint )
{
taskENTER_CRITICAL();
printf( "%s", pcMessageToPrint );
fflush( stdout );
taskEXIT_CRITICAL();
}
/*-----------------------------------------------------------*/
void vWriteMessageToDisk( const portCHAR * const pcMessage )
{
const portCHAR * const pcFileName = "a:\\RTOSlog.txt";
const portCHAR * const pcSeparator = "\r\n-----------------------\r\n";
FILE *pf;
taskENTER_CRITICAL();
{
pf = fopen( pcFileName, "a" );
if( pf != NULL )
{
fwrite( pcMessage, strlen( pcMessage ), ( unsigned portSHORT ) 1, pf );
fwrite( pcSeparator, strlen( pcSeparator ), ( unsigned portSHORT ) 1, pf );
fclose( pf );
}
}
taskEXIT_CRITICAL();
}
/*-----------------------------------------------------------*/
void vWriteBufferToDisk( const portCHAR * const pcBuffer, unsigned portLONG ulBufferLength )
{
const portCHAR * const pcFileName = "a:\\trace.bin";
FILE *pf;
taskENTER_CRITICAL();
{
pf = fopen( pcFileName, "wb" );
if( pf )
{
fwrite( pcBuffer, ( size_t ) ulBufferLength, ( unsigned portSHORT ) 1, pf );
fclose( pf );
}
}
taskEXIT_CRITICAL();
}