2 FreeRTOS.org V5.1.0 - Copyright (C) 2003-2008 Richard Barry.
\r
4 This file is part of the FreeRTOS.org distribution.
\r
6 FreeRTOS.org is free software; you can redistribute it and/or modify
\r
7 it under the terms of the GNU General Public License as published by
\r
8 the Free Software Foundation; either version 2 of the License, or
\r
9 (at your option) any later version.
\r
11 FreeRTOS.org is distributed in the hope that it will be useful,
\r
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
\r
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
\r
14 GNU General Public License for more details.
\r
16 You should have received a copy of the GNU General Public License
\r
17 along with FreeRTOS.org; if not, write to the Free Software
\r
18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
\r
20 A special exception to the GPL can be applied should you wish to distribute
\r
21 a combined work that includes FreeRTOS.org, without being obliged to provide
\r
22 the source code for any proprietary components. See the licensing section
\r
23 of http://www.FreeRTOS.org for full details of how and when the exception
\r
26 ***************************************************************************
\r
27 ***************************************************************************
\r
29 * SAVE TIME AND MONEY! We can port FreeRTOS.org to your own hardware, *
\r
30 * and even write all or part of your application on your behalf. *
\r
31 * See http://www.OpenRTOS.com for details of the services we provide to *
\r
32 * expedite your project. *
\r
34 ***************************************************************************
\r
35 ***************************************************************************
\r
37 Please ensure to read the configuration and relevant port sections of the
\r
38 online documentation.
\r
40 http://www.FreeRTOS.org - Documentation, latest information, license and
\r
43 http://www.SafeRTOS.com - A version that is certified for use in safety
\r
46 http://www.OpenRTOS.com - Commercial support, development, porting,
\r
47 licensing and training services.
\r
50 #include "FreeRTOS.h"
\r
52 #include "partest.h"
\r
54 #define partstNUM_LEDs 4
\r
56 /*-----------------------------------------------------------
\r
57 * Simple parallel port IO routines.
\r
58 *-----------------------------------------------------------*/
\r
60 void vParTestInitialise( void )
\r
62 /* Ensure LED outputs are set to GPIO */
\r
63 MCF_GPIO_PTCPAR = MCF_GPIO_PTCPAR_DTIN3_GPIO | MCF_GPIO_PTCPAR_DTIN2_GPIO | MCF_GPIO_PTCPAR_DTIN1_GPIO | MCF_GPIO_PTCPAR_DTIN0_GPIO;
\r
65 /* Set GPIO to outputs. */
\r
66 MCF_GPIO_DDRTC = MCF_GPIO_DDRTC_DDRTC3 | MCF_GPIO_DDRTC_DDRTC2 | MCF_GPIO_DDRTC_DDRTC1 | MCF_GPIO_DDRTC_DDRTC0;
\r
68 /* Start with all LEDs off. */
\r
69 MCF_GPIO_PORTTC = 0x00;
\r
71 /*-----------------------------------------------------------*/
\r
73 void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
\r
75 if( uxLED < partstNUM_LEDs )
\r
79 taskENTER_CRITICAL();
\r
80 MCF_GPIO_PORTTC |= ( 1 << uxLED );
\r
81 taskEXIT_CRITICAL();
\r
85 taskENTER_CRITICAL();
\r
86 MCF_GPIO_PORTTC &= ~( 1 << uxLED );
\r
87 taskEXIT_CRITICAL();
\r
91 /*-----------------------------------------------------------*/
\r
93 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
\r
95 if( uxLED < partstNUM_LEDs )
\r
97 taskENTER_CRITICAL();
\r
99 if( ( MCF_GPIO_PORTTC & ( 1 << uxLED ) ) == ( unsigned portCHAR ) 0 )
\r
101 MCF_GPIO_PORTTC |= ( 1 << uxLED );
\r
105 MCF_GPIO_PORTTC &= ~( 1 << uxLED );
\r
108 taskEXIT_CRITICAL();
\r
111 /*-----------------------------------------------------------*/
\r
113 unsigned portBASE_TYPE uxParTestGetLED( unsigned portBASE_TYPE uxLED )
\r
115 unsigned portBASE_TYPE uxReturn = pdFALSE;
\r
117 if( uxLED < partstNUM_LEDs )
\r
119 if( ( MCF_GPIO_PORTTC & ( 1 << uxLED ) ) != 0 )
\r