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[freertos] / FreeRTOS / Demo / MB96350_Softune_Dice_Kit / ParTest / ParTest.c
1 /*\r
2     FreeRTOS V8.2.1 - Copyright (C) 2015 Real Time Engineers Ltd.\r
3     All rights reserved\r
4 \r
5     VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.\r
6 \r
7     This file is part of the FreeRTOS distribution.\r
8 \r
9     FreeRTOS is free software; you can redistribute it and/or modify it under\r
10     the terms of the GNU General Public License (version 2) as published by the\r
11     Free Software Foundation >>!AND MODIFIED BY!<< the FreeRTOS exception.\r
12 \r
13     ***************************************************************************\r
14     >>!   NOTE: The modification to the GPL is included to allow you to     !<<\r
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16     >>!   obliged to provide the source code for proprietary components     !<<\r
17     >>!   outside of the FreeRTOS kernel.                                   !<<\r
18     ***************************************************************************\r
19 \r
20     FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY\r
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38 \r
39     http://www.FreeRTOS.org/FAQHelp.html - Having a problem?  Start by reading\r
40     the FAQ page "My application does not run, what could be wrong?".  Have you\r
41     defined configASSERT()?\r
42 \r
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62 \r
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66 \r
67     1 tab == 4 spaces!\r
68 */\r
69 \r
70 /*-----------------------------------------------------------\r
71  * Simple parallel port IO routines.\r
72  *-----------------------------------------------------------*/\r
73 \r
74 /* FreeRTOS includes. */\r
75 #include "FreeRTOS.h"\r
76 #include "task.h"\r
77 \r
78 /* Demo includes. */\r
79 #include "partest.h"\r
80 \r
81 #define partstTOTAL_NUM_LEDs            16\r
82 #define partstNUM_LEDs_PER_DISPLAY      8\r
83 \r
84 volatile unsigned char *pucDisplayOutput[ 2 ] = { ( unsigned char * ) 3, ( unsigned char * ) 5 };\r
85 \r
86 void vParTestInitialise( void )\r
87 {\r
88         /* In this case all the initialisation is performed in prvSetupHardware()\r
89         in main.c. */   \r
90 }\r
91 /*-----------------------------------------------------------*/\r
92 \r
93 void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )\r
94 {\r
95 unsigned portBASE_TYPE uxLEDMask = 0x01;\r
96 \r
97         if( uxLED < partstNUM_LEDs_PER_DISPLAY )\r
98         {\r
99                 uxLEDMask <<= uxLED;\r
100                 \r
101                 taskENTER_CRITICAL();\r
102                 {\r
103                         if( xValue )\r
104                         {\r
105                                 *pucDisplayOutput[ 0 ] &= ~uxLEDMask;\r
106                         }\r
107                         else\r
108                         {\r
109                                 *pucDisplayOutput[ 0 ] |= uxLEDMask;                            \r
110                         }\r
111                 }\r
112                 taskEXIT_CRITICAL();\r
113         }\r
114         else if( uxLED < partstTOTAL_NUM_LEDs )\r
115         {\r
116                 uxLED -= partstNUM_LEDs_PER_DISPLAY;\r
117 \r
118                 uxLEDMask <<= uxLED;\r
119                 \r
120                 taskENTER_CRITICAL();\r
121                 {\r
122                         if( xValue )\r
123                         {\r
124                                 *pucDisplayOutput[ 1 ] &= ~uxLEDMask;\r
125                         }\r
126                         else\r
127                         {\r
128                                 *pucDisplayOutput[ 1 ] |= uxLEDMask;                            \r
129                         }\r
130                 }\r
131                 taskEXIT_CRITICAL();\r
132         }\r
133 }\r
134 /*-----------------------------------------------------------*/\r
135 \r
136 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )\r
137 {\r
138 unsigned portBASE_TYPE uxLEDMask = 0x01;\r
139 \r
140         if( uxLED < partstNUM_LEDs_PER_DISPLAY )\r
141         {\r
142                 uxLEDMask <<= uxLED;\r
143                 \r
144                 taskENTER_CRITICAL();\r
145                 {\r
146                         if( *pucDisplayOutput[ 0 ] & uxLEDMask )\r
147                         {\r
148                                 *pucDisplayOutput[ 0 ] &= ~uxLEDMask;\r
149                         }\r
150                         else\r
151                         {\r
152                                 *pucDisplayOutput[ 0 ] |= uxLEDMask;\r
153                         }\r
154                 }\r
155                 taskEXIT_CRITICAL();\r
156         }\r
157         else if( uxLED < partstTOTAL_NUM_LEDs )\r
158         {\r
159                 uxLED -= partstNUM_LEDs_PER_DISPLAY;\r
160 \r
161                 uxLEDMask <<= uxLED;\r
162                 \r
163                 taskENTER_CRITICAL();\r
164                 {\r
165                         if( *pucDisplayOutput[ 1 ] & uxLEDMask )\r
166                         {\r
167                                 *pucDisplayOutput[ 1 ] &= ~uxLEDMask;\r
168                         }\r
169                         else\r
170                         {\r
171                                 *pucDisplayOutput[ 1 ] |= uxLEDMask;\r
172                         }\r
173                 }\r
174                 taskEXIT_CRITICAL();\r
175         }\r
176 }\r
177 \r
178 \r
179 \r
180 \r