/* FreeRTOS.org V5.0.3 - Copyright (C) 2003-2008 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. *************************************************************************** *************************************************************************** * * * SAVE TIME AND MONEY! We can port FreeRTOS.org to your own hardware, * * and even write all or part of your application on your behalf. * * See http://www.OpenRTOS.com for details of the services we provide to * * expedite your project. * * * *************************************************************************** *************************************************************************** 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. */ /* Changes from V2.5.2 + All LED's are turned off to start. */ #include "FreeRTOS.h" #include "task.h" #include "partest.h" #define partstNUM_LEDs 4 #define LED0_POS 0x01 #define LED1_POS 0x04 #define LED2_POS 0x01 #define LED3_POS 0x04 static const unsigned portCHAR ucLEDDefinitions[ partstNUM_LEDs ] = { LED0_POS, LED1_POS, LED2_POS, LED3_POS }; /*----------------------------------------------------------- * Simple parallel port IO routines. *-----------------------------------------------------------*/ void vParTestInitialise( void ) { /* Set the LEDs to outputs. */ MCF_GPIO_DDRTD |= ( LED0_POS | LED1_POS ); MCF_GPIO_DDRTC |= ( LED2_POS | LED3_POS ); /* Turn LEDs off. */ MCF_GPIO_SETTC |= ( LED0_POS | LED1_POS ); MCF_GPIO_SETTD |= ( LED2_POS | LED3_POS ); } /*-----------------------------------------------------------*/ void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue ) { if( uxLED < 2 ) { if( xValue != 0 ) { taskENTER_CRITICAL(); MCF_GPIO_PORTTD |= ucLEDDefinitions[ uxLED ]; taskEXIT_CRITICAL(); } else { taskENTER_CRITICAL(); MCF_GPIO_PORTTD &= ~ucLEDDefinitions[ uxLED ]; taskEXIT_CRITICAL(); } } else if( uxLED < 4 ) { if( xValue != 0 ) { taskENTER_CRITICAL(); MCF_GPIO_PORTTC |= ucLEDDefinitions[ uxLED ]; taskEXIT_CRITICAL(); } else { taskENTER_CRITICAL(); MCF_GPIO_PORTTC &= ~ucLEDDefinitions[ uxLED ]; taskEXIT_CRITICAL(); } } } /*-----------------------------------------------------------*/ void vParTestToggleLED( unsigned portBASE_TYPE uxLED ) { if( uxLED < 2 ) { taskENTER_CRITICAL(); { if( ( MCF_GPIO_PORTTD & ucLEDDefinitions[ uxLED ] ) == ( unsigned portCHAR ) 0 ) { MCF_GPIO_PORTTD |= ucLEDDefinitions[ uxLED ]; } else { MCF_GPIO_PORTTD &= ~ucLEDDefinitions[ uxLED ]; } } taskEXIT_CRITICAL(); } else if( uxLED < 4 ) { taskENTER_CRITICAL(); { if( ( MCF_GPIO_PORTTC & ucLEDDefinitions[ uxLED ] ) == ( unsigned portCHAR ) 0 ) { MCF_GPIO_PORTTC |= ucLEDDefinitions[ uxLED ]; } else { MCF_GPIO_PORTTC &= ~ucLEDDefinitions[ uxLED ]; } } taskEXIT_CRITICAL(); } }