git.sur5r.net Git - freertos/blob - Demo/MB96350_Softune_Dice_Kit/ParTest/ParTest.c

   1 /*\r
   2         FreeRTOS.org V5.1.1 - Copyright (C) 2003-2008 Richard Barry.\r
   3 \r
   4         This file is part of the FreeRTOS.org distribution.\r
   5 \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
  10 \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
  15 \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
  19 \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
  24         can be applied.\r
  25 \r
  26     ***************************************************************************\r
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  32     * expedite your project.                                                  *\r
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  35     ***************************************************************************\r
  36 \r
  37         Please ensure to read the configuration and relevant port sections of the\r
  38         online documentation.\r
  39 \r
  40         http://www.FreeRTOS.org - Documentation, latest information, license and\r
  41         contact details.\r
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  43         http://www.SafeRTOS.com - A version that is certified for use in safety\r
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  48 */\r
  49 \r
  50 /*-----------------------------------------------------------\r
  51  * Simple parallel port IO routines.\r
  52  *-----------------------------------------------------------*/\r
  53 \r
  54 /* FreeRTOS includes. */\r
  55 #include "FreeRTOS.h"\r
  56 #include "task.h"\r
  57 \r
  58 /* Demo includes. */\r
  59 #include "partest.h"\r
  60 \r
  61 #define partstTOTAL_NUM_LEDs            16\r
  62 #define partstNUM_LEDs_PER_DISPLAY      8\r
  63 \r
  64 volatile unsigned char *pucDisplayOutput[ 2 ] = { ( unsigned portCHAR * ) 3, ( unsigned portCHAR * ) 5 };\r
  65 \r
  66 void vParTestInitialise( void )\r
  67 {\r
  68         /* In this case all the initialisation is performed in prvSetupHardware()\r
  69         in main.c. */   \r
  70 }\r
  71 /*-----------------------------------------------------------*/\r
  72 \r
  73 void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )\r
  74 {\r
  75 unsigned portBASE_TYPE uxLEDMask = 0x01;\r
  76 \r
  77         if( uxLED < partstNUM_LEDs_PER_DISPLAY )\r
  78         {\r
  79                 uxLEDMask <<= uxLED;\r
  80                 \r
  81                 taskENTER_CRITICAL();\r
  82                 {\r
  83                         if( xValue )\r
  84                         {\r
  85                                 *pucDisplayOutput[ 0 ] &= ~uxLEDMask;\r
  86                         }\r
  87                         else\r
  88                         {\r
  89                                 *pucDisplayOutput[ 0 ] |= uxLEDMask;                            \r
  90                         }\r
  91                 }\r
  92                 taskEXIT_CRITICAL();\r
  93         }\r
  94         else if( uxLED < partstTOTAL_NUM_LEDs )\r
  95         {\r
  96                 uxLED -= partstNUM_LEDs_PER_DISPLAY;\r
  97 \r
  98                 uxLEDMask <<= uxLED;\r
  99                 \r
 100                 taskENTER_CRITICAL();\r
 101                 {\r
 102                         if( xValue )\r
 103                         {\r
 104                                 *pucDisplayOutput[ 1 ] &= ~uxLEDMask;\r
 105                         }\r
 106                         else\r
 107                         {\r
 108                                 *pucDisplayOutput[ 1 ] |= uxLEDMask;                            \r
 109                         }\r
 110                 }\r
 111                 taskEXIT_CRITICAL();\r
 112         }\r
 113 }\r
 114 /*-----------------------------------------------------------*/\r
 115 \r
 116 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )\r
 117 {\r
 118 unsigned portBASE_TYPE uxLEDMask = 0x01;\r
 119 \r
 120         if( uxLED < partstNUM_LEDs_PER_DISPLAY )\r
 121         {\r
 122                 uxLEDMask <<= uxLED;\r
 123                 \r
 124                 taskENTER_CRITICAL();\r
 125                 {\r
 126                         if( *pucDisplayOutput[ 0 ] & uxLEDMask )\r
 127                         {\r
 128                                 *pucDisplayOutput[ 0 ] &= ~uxLEDMask;\r
 129                         }\r
 130                         else\r
 131                         {\r
 132                                 *pucDisplayOutput[ 0 ] |= uxLEDMask;\r
 133                         }\r
 134                 }\r
 135                 taskEXIT_CRITICAL();\r
 136         }\r
 137         else if( uxLED < partstTOTAL_NUM_LEDs )\r
 138         {\r
 139                 uxLED -= partstNUM_LEDs_PER_DISPLAY;\r
 140 \r
 141                 uxLEDMask <<= uxLED;\r
 142                 \r
 143                 taskENTER_CRITICAL();\r
 144                 {\r
 145                         if( *pucDisplayOutput[ 1 ] & uxLEDMask )\r
 146                         {\r
 147                                 *pucDisplayOutput[ 1 ] &= ~uxLEDMask;\r
 148                         }\r
 149                         else\r
 150                         {\r
 151                                 *pucDisplayOutput[ 1 ] |= uxLEDMask;\r
 152                         }\r
 153                 }\r
 154                 taskEXIT_CRITICAL();\r
 155         }\r
 156 }\r
 157 \r
 158 \r
 159 \r
 160 \r