]> git.sur5r.net Git - freertos/blob - Demo/CORTUS_APS3_GCC/Demo/ParTest.c
Update comments at head of Cortus demo files to show correct version number.
[freertos] / Demo / CORTUS_APS3_GCC / Demo / ParTest.c
1 /*
2     FreeRTOS V6.0.4 - Copyright (C) 2010 Real Time Engineers Ltd.
3
4     ***************************************************************************
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23     ***************************************************************************
24
25     This file is part of the FreeRTOS distribution.
26
27     FreeRTOS is free software; you can redistribute it and/or modify it under
28     the terms of the GNU General Public License (version 2) as published by the
29     Free Software Foundation AND MODIFIED BY the FreeRTOS exception.
30     ***NOTE*** The exception to the GPL is included to allow you to distribute
31     a combined work that includes FreeRTOS without being obliged to provide the
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35     FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
36     more details. You should have received a copy of the GNU General Public
37     License and the FreeRTOS license exception along with FreeRTOS; if not it
38     can be viewed here: http://www.freertos.org/a00114.html and also obtained
39     by writing to Richard Barry, contact details for whom are available on the
40     FreeRTOS WEB site.
41
42     1 tab == 4 spaces!
43
44     http://www.FreeRTOS.org - Documentation, latest information, license and
45     contact details.
46
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52 */
53
54 /* Scheduler includes. */
55 #include "FreeRTOS.h"
56 #include "portable.h"
57
58 /* Demo app includes. */
59 #include "partest.h"
60 #include "demoGpio.h"
61
62 #define partstNUM_LEDS                  ( 8 )
63 #define partstALL_OUTPUTS_OFF   ( ( unsigned long ) ~(0xFFFFFFFF << partstNUM_LEDS) )
64
65 static unsigned long ulLEDReg;
66
67 /*-----------------------------------------------------------
68  * Simple parallel port IO routines.
69  *-----------------------------------------------------------*/
70
71 static void SetLeds (unsigned int leds)
72 {
73         gpio->out.leds = leds;
74 }
75
76 /*-----------------------------------------------------------*/
77
78 void vParTestInitialise( void )
79 {
80         gpio->dir.leds = 0xff;
81 }
82
83 /*-----------------------------------------------------------*/
84
85 void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
86 {
87         /* Switch an LED on or off as requested. */
88         if (uxLED < partstNUM_LEDS)
89         {
90                 if( xValue )
91                 {
92                         ulLEDReg &= ~( 1 << uxLED );
93                 }
94                 else
95                 {
96                         ulLEDReg |= ( 1 << uxLED );
97                 }
98
99                 SetLeds( ulLEDReg );
100         }
101 }
102 /*-----------------------------------------------------------*/
103
104 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
105 {
106         /* Toggle the state of the requested LED. */
107         if (uxLED < partstNUM_LEDS)
108         {
109                 ulLEDReg ^= ( 1 << uxLED );
110                 SetLeds( ulLEDReg );
111         }
112 }
113