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

   1 /*\r
   2     FreeRTOS V7.5.0 - Copyright (C) 2013 Real Time Engineers Ltd.\r
   3 \r
   4     VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.\r
   5 \r
   6     ***************************************************************************\r
   7      *                                                                       *\r
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  18     ***************************************************************************\r
  19 \r
  20     This file is part of the FreeRTOS distribution.\r
  21 \r
  22     FreeRTOS is free software; you can redistribute it and/or modify it under\r
  23     the terms of the GNU General Public License (version 2) as published by the\r
  24     Free Software Foundation >>!AND MODIFIED BY!<< the FreeRTOS exception.\r
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  30 \r
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  37 \r
  38     ***************************************************************************\r
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  61 \r
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  63 */\r
  64 \r
  65 /*-----------------------------------------------------------\r
  66  * Simple parallel port IO routines.\r
  67  *-----------------------------------------------------------*/\r
  68 \r
  69 /* FreeRTOS includes. */\r
  70 #include "FreeRTOS.h"\r
  71 #include "task.h"\r
  72 \r
  73 /* Demo includes. */\r
  74 #include "partest.h"\r
  75 \r
  76 #define partstTOTAL_NUM_LEDs            16\r
  77 #define partstNUM_LEDs_PER_DISPLAY      8\r
  78 \r
  79 volatile unsigned char *pucDisplayOutput[ 2 ] = { ( unsigned portCHAR * ) 3, ( unsigned portCHAR * ) 5 };\r
  80 \r
  81 void vParTestInitialise( void )\r
  82 {\r
  83         /* In this case all the initialisation is performed in prvSetupHardware()\r
  84         in main.c. */   \r
  85 }\r
  86 /*-----------------------------------------------------------*/\r
  87 \r
  88 void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )\r
  89 {\r
  90 unsigned portBASE_TYPE uxLEDMask = 0x01;\r
  91 \r
  92         if( uxLED < partstNUM_LEDs_PER_DISPLAY )\r
  93         {\r
  94                 uxLEDMask <<= uxLED;\r
  95                 \r
  96                 taskENTER_CRITICAL();\r
  97                 {\r
  98                         if( xValue )\r
  99                         {\r
 100                                 *pucDisplayOutput[ 0 ] &= ~uxLEDMask;\r
 101                         }\r
 102                         else\r
 103                         {\r
 104                                 *pucDisplayOutput[ 0 ] |= uxLEDMask;                            \r
 105                         }\r
 106                 }\r
 107                 taskEXIT_CRITICAL();\r
 108         }\r
 109         else if( uxLED < partstTOTAL_NUM_LEDs )\r
 110         {\r
 111                 uxLED -= partstNUM_LEDs_PER_DISPLAY;\r
 112 \r
 113                 uxLEDMask <<= uxLED;\r
 114                 \r
 115                 taskENTER_CRITICAL();\r
 116                 {\r
 117                         if( xValue )\r
 118                         {\r
 119                                 *pucDisplayOutput[ 1 ] &= ~uxLEDMask;\r
 120                         }\r
 121                         else\r
 122                         {\r
 123                                 *pucDisplayOutput[ 1 ] |= uxLEDMask;                            \r
 124                         }\r
 125                 }\r
 126                 taskEXIT_CRITICAL();\r
 127         }\r
 128 }\r
 129 /*-----------------------------------------------------------*/\r
 130 \r
 131 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )\r
 132 {\r
 133 unsigned portBASE_TYPE uxLEDMask = 0x01;\r
 134 \r
 135         if( uxLED < partstNUM_LEDs_PER_DISPLAY )\r
 136         {\r
 137                 uxLEDMask <<= uxLED;\r
 138                 \r
 139                 taskENTER_CRITICAL();\r
 140                 {\r
 141                         if( *pucDisplayOutput[ 0 ] & uxLEDMask )\r
 142                         {\r
 143                                 *pucDisplayOutput[ 0 ] &= ~uxLEDMask;\r
 144                         }\r
 145                         else\r
 146                         {\r
 147                                 *pucDisplayOutput[ 0 ] |= uxLEDMask;\r
 148                         }\r
 149                 }\r
 150                 taskEXIT_CRITICAL();\r
 151         }\r
 152         else if( uxLED < partstTOTAL_NUM_LEDs )\r
 153         {\r
 154                 uxLED -= partstNUM_LEDs_PER_DISPLAY;\r
 155 \r
 156                 uxLEDMask <<= uxLED;\r
 157                 \r
 158                 taskENTER_CRITICAL();\r
 159                 {\r
 160                         if( *pucDisplayOutput[ 1 ] & uxLEDMask )\r
 161                         {\r
 162                                 *pucDisplayOutput[ 1 ] &= ~uxLEDMask;\r
 163                         }\r
 164                         else\r
 165                         {\r
 166                                 *pucDisplayOutput[ 1 ] |= uxLEDMask;\r
 167                         }\r
 168                 }\r
 169                 taskEXIT_CRITICAL();\r
 170         }\r
 171 }\r
 172 \r
 173 \r
 174 \r
 175 \r