blob: d834f68b75d04cd6f2ea650847fd1ea03e69ebea [file] [log] [blame] [edit]
/*
FreeRTOS V8.0.1 - Copyright (C) 2014 Real Time Engineers Ltd.
All rights reserved
VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.
***************************************************************************
* *
* FreeRTOS provides completely free yet professionally developed, *
* robust, strictly quality controlled, supported, and cross *
* platform software that has become a de facto standard. *
* *
* Help yourself get started quickly and support the FreeRTOS *
* project by purchasing a FreeRTOS tutorial book, reference *
* manual, or both from: http://www.FreeRTOS.org/Documentation *
* *
* Thank you! *
* *
***************************************************************************
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 modification 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. !<<
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. Full license text is available from the following
link: http://www.freertos.org/a00114.html
1 tab == 4 spaces!
***************************************************************************
* *
* Having a problem? Start by reading the FAQ "My application does *
* not run, what could be wrong?" *
* *
* http://www.FreeRTOS.org/FAQHelp.html *
* *
***************************************************************************
http://www.FreeRTOS.org - Documentation, books, training, latest versions,
license and Real Time Engineers Ltd. contact details.
http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,
including FreeRTOS+Trace - an indispensable productivity tool, a DOS
compatible FAT file system, and our tiny thread aware UDP/IP stack.
http://www.OpenRTOS.com - Real Time Engineers ltd license FreeRTOS to High
Integrity Systems to sell under the OpenRTOS brand. Low cost OpenRTOS
licenses offer ticketed support, indemnification and middleware.
http://www.SafeRTOS.com - High Integrity Systems also provide a safety
engineered and independently SIL3 certified version for use in safety and
mission critical applications that require provable dependability.
1 tab == 4 spaces!
*/
/*-----------------------------------------------------------
* Simple parallel port IO routines.
*-----------------------------------------------------------*/
/* FreeRTOS includes. */
#include "FreeRTOS.h"
#include "task.h"
/* Demo includes. */
#include "partest.h"
#define partstTOTAL_NUM_LEDs 16
#define partstNUM_LEDs_PER_DISPLAY 8
volatile unsigned char *pucDisplayOutput[ 2 ] = { ( unsigned char * ) 3, ( unsigned char * ) 5 };
void vParTestInitialise( void )
{
/* In this case all the initialisation is performed in prvSetupHardware()
in main.c. */
}
/*-----------------------------------------------------------*/
void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
{
unsigned portBASE_TYPE uxLEDMask = 0x01;
if( uxLED < partstNUM_LEDs_PER_DISPLAY )
{
uxLEDMask <<= uxLED;
taskENTER_CRITICAL();
{
if( xValue )
{
*pucDisplayOutput[ 0 ] &= ~uxLEDMask;
}
else
{
*pucDisplayOutput[ 0 ] |= uxLEDMask;
}
}
taskEXIT_CRITICAL();
}
else if( uxLED < partstTOTAL_NUM_LEDs )
{
uxLED -= partstNUM_LEDs_PER_DISPLAY;
uxLEDMask <<= uxLED;
taskENTER_CRITICAL();
{
if( xValue )
{
*pucDisplayOutput[ 1 ] &= ~uxLEDMask;
}
else
{
*pucDisplayOutput[ 1 ] |= uxLEDMask;
}
}
taskEXIT_CRITICAL();
}
}
/*-----------------------------------------------------------*/
void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
{
unsigned portBASE_TYPE uxLEDMask = 0x01;
if( uxLED < partstNUM_LEDs_PER_DISPLAY )
{
uxLEDMask <<= uxLED;
taskENTER_CRITICAL();
{
if( *pucDisplayOutput[ 0 ] & uxLEDMask )
{
*pucDisplayOutput[ 0 ] &= ~uxLEDMask;
}
else
{
*pucDisplayOutput[ 0 ] |= uxLEDMask;
}
}
taskEXIT_CRITICAL();
}
else if( uxLED < partstTOTAL_NUM_LEDs )
{
uxLED -= partstNUM_LEDs_PER_DISPLAY;
uxLEDMask <<= uxLED;
taskENTER_CRITICAL();
{
if( *pucDisplayOutput[ 1 ] & uxLEDMask )
{
*pucDisplayOutput[ 1 ] &= ~uxLEDMask;
}
else
{
*pucDisplayOutput[ 1 ] |= uxLEDMask;
}
}
taskEXIT_CRITICAL();
}
}