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Add FreeRTOS-Plus directory.

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Richard Barry 2012-08-11 21:34:11 +00:00
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FreeRTOS/Demo/ARM7_STR71x_IAR/ParTest/ParTest.c Normal file
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/*
FreeRTOS V7.1.1 - Copyright (C) 2012 Real Time Engineers Ltd.
***************************************************************************
* *
* FreeRTOS tutorial books are available in pdf and paperback. *
* Complete, revised, and edited pdf reference manuals are also *
* available. *
* *
* Purchasing FreeRTOS documentation will not only help you, by *
* ensuring you get running as quickly as possible and with an *
* in-depth knowledge of how to use FreeRTOS, it will also help *
* the FreeRTOS project to continue with its mission of providing *
* professional grade, cross platform, de facto standard solutions *
* for microcontrollers - completely free of charge! *
* *
* >>> See http://www.FreeRTOS.org/Documentation for details. <<< *
* *
* Thank you for using FreeRTOS, and thank you for your support! *
* *
***************************************************************************
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. See the GNU General Public License for
more details. You should have received a copy of the GNU General Public
License and the FreeRTOS license exception along with FreeRTOS; if not it
can be viewed here: http://www.freertos.org/a00114.html and also obtained
by writing to Richard Barry, contact details for whom are available on the
FreeRTOS WEB site.
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, training, latest information,
license and contact details.
http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,
including FreeRTOS+Trace - an indispensable productivity tool.
Real Time Engineers ltd license FreeRTOS to High Integrity Systems, who sell
the code with commercial support, indemnification, and middleware, under
the OpenRTOS brand: http://www.OpenRTOS.com. High Integrity Systems also
provide a safety engineered and independently SIL3 certified version under
the SafeRTOS brand: http://www.SafeRTOS.com.
*/
/* Library includes. */
#include "GPIO.h"
/* Scheduler includes. */
#include "FreeRTOS.h"
/* Demo application includes. */
#include "partest.h"
/*-----------------------------------------------------------
* Simple parallel port IO routines for the LED's - which are
* connected to the second nibble of GPIO port 1.
*-----------------------------------------------------------*/
#define partstLED_3 0x0080
#define partstLED_2 0x0040
#define partstLED_1 0x0020
#define partstLED_0 0x0010
#define partstON_BOARD 0x0100 /* The LED built onto the KickStart board. */
#define partstALL_LEDs ( partstLED_0 | partstLED_1 | partstLED_2 | partstLED_3 | partstON_BOARD )
#define partstFIRST_LED_BIT 4
/* This demo application uses files that are common to all port demo
applications. These files assume 6 LED's are available, whereas I have
only 5 (including the LED built onto the development board). To prevent
two tasks trying to use the same LED a bit of remapping is performed.
The ComTest tasks will try and use LED's 6 and 7. LED 6 is ignored and
has no effect, LED 7 is mapped to LED3. The LED usage is described in
the port documentation available from the FreeRTOS.org WEB site. */
#define partstCOM_TEST_LED 7
#define partstRX_CHAR_LED 3
/*-----------------------------------------------------------*/
void vParTestInitialise( void )
{
/* Configure the bits used to flash LED's on port 1 as output. */
GPIO_Config(GPIO1, partstALL_LEDs, GPIO_OUT_OD);
}
/*-----------------------------------------------------------*/
void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
{
if( uxLED == partstCOM_TEST_LED )
{
/* Remap as described above. */
uxLED = partstRX_CHAR_LED;
}
/* Adjust the LED value to map to the port pins actually being used,
then write the required value to the port. */
uxLED += partstFIRST_LED_BIT;
GPIO_BitWrite( GPIO1, uxLED, !xValue );
}
/*-----------------------------------------------------------*/
void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
{
if( uxLED == partstCOM_TEST_LED )
{
/* Remap as described above. */
uxLED = partstRX_CHAR_LED;
}
/* Adjust the LED value to map to the port pins actually being used,
then write the opposite value to the current state to the port pin. */
uxLED += partstFIRST_LED_BIT;
GPIO_BitWrite(GPIO1, uxLED, ~GPIO_BitRead( GPIO1, uxLED ) );
}