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

   1 /*\r
   2         FreeRTOS.org V5.1.2 - Copyright (C) 2003-2009 Richard Barry.\r
   3 \r
   4         This file is part of the FreeRTOS.org distribution.\r
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   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
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  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
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  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
  27     ***************************************************************************\r
  28     *                                                                         *\r
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  32         * general multitasking concepts and FreeRTOS specifics. It presents and   *\r
  33         * explains numerous examples that are written using the FreeRTOS API.     *\r
  34         * Full source code for all the examples is provided in an accompanying    *\r
  35         * .zip file.                                                              *\r
  36     *                                                                         *\r
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  38     ***************************************************************************\r
  39 \r
  40         Please ensure to read the configuration and relevant port sections of the\r
  41         online documentation.\r
  42 \r
  43         http://www.FreeRTOS.org - Documentation, latest information, license and\r
  44         contact details.\r
  45 \r
  46         http://www.SafeRTOS.com - A version that is certified for use in safety\r
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  51 */\r
  52 \r
  53 /*-----------------------------------------------------------\r
  54  * Simple parallel port IO routines.\r
  55  *-----------------------------------------------------------*/\r
  56 \r
  57 /* FreeRTOS includes. */\r
  58 #include "FreeRTOS.h"\r
  59 #include "task.h"\r
  60 \r
  61 /* Demo includes. */\r
  62 #include "partest.h"\r
  63 \r
  64 #define partstTOTAL_NUM_LEDs            16\r
  65 #define partstNUM_LEDs_PER_DISPLAY      8\r
  66 \r
  67 volatile unsigned char *pucDisplayOutput[ 2 ] = { ( unsigned portCHAR * ) 3, ( unsigned portCHAR * ) 5 };\r
  68 \r
  69 void vParTestInitialise( void )\r
  70 {\r
  71         /* In this case all the initialisation is performed in prvSetupHardware()\r
  72         in main.c. */   \r
  73 }\r
  74 /*-----------------------------------------------------------*/\r
  75 \r
  76 void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )\r
  77 {\r
  78 unsigned portBASE_TYPE uxLEDMask = 0x01;\r
  79 \r
  80         if( uxLED < partstNUM_LEDs_PER_DISPLAY )\r
  81         {\r
  82                 uxLEDMask <<= uxLED;\r
  83                 \r
  84                 taskENTER_CRITICAL();\r
  85                 {\r
  86                         if( xValue )\r
  87                         {\r
  88                                 *pucDisplayOutput[ 0 ] &= ~uxLEDMask;\r
  89                         }\r
  90                         else\r
  91                         {\r
  92                                 *pucDisplayOutput[ 0 ] |= uxLEDMask;                            \r
  93                         }\r
  94                 }\r
  95                 taskEXIT_CRITICAL();\r
  96         }\r
  97         else if( uxLED < partstTOTAL_NUM_LEDs )\r
  98         {\r
  99                 uxLED -= partstNUM_LEDs_PER_DISPLAY;\r
 100 \r
 101                 uxLEDMask <<= uxLED;\r
 102                 \r
 103                 taskENTER_CRITICAL();\r
 104                 {\r
 105                         if( xValue )\r
 106                         {\r
 107                                 *pucDisplayOutput[ 1 ] &= ~uxLEDMask;\r
 108                         }\r
 109                         else\r
 110                         {\r
 111                                 *pucDisplayOutput[ 1 ] |= uxLEDMask;                            \r
 112                         }\r
 113                 }\r
 114                 taskEXIT_CRITICAL();\r
 115         }\r
 116 }\r
 117 /*-----------------------------------------------------------*/\r
 118 \r
 119 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )\r
 120 {\r
 121 unsigned portBASE_TYPE uxLEDMask = 0x01;\r
 122 \r
 123         if( uxLED < partstNUM_LEDs_PER_DISPLAY )\r
 124         {\r
 125                 uxLEDMask <<= uxLED;\r
 126                 \r
 127                 taskENTER_CRITICAL();\r
 128                 {\r
 129                         if( *pucDisplayOutput[ 0 ] & uxLEDMask )\r
 130                         {\r
 131                                 *pucDisplayOutput[ 0 ] &= ~uxLEDMask;\r
 132                         }\r
 133                         else\r
 134                         {\r
 135                                 *pucDisplayOutput[ 0 ] |= uxLEDMask;\r
 136                         }\r
 137                 }\r
 138                 taskEXIT_CRITICAL();\r
 139         }\r
 140         else if( uxLED < partstTOTAL_NUM_LEDs )\r
 141         {\r
 142                 uxLED -= partstNUM_LEDs_PER_DISPLAY;\r
 143 \r
 144                 uxLEDMask <<= uxLED;\r
 145                 \r
 146                 taskENTER_CRITICAL();\r
 147                 {\r
 148                         if( *pucDisplayOutput[ 1 ] & uxLEDMask )\r
 149                         {\r
 150                                 *pucDisplayOutput[ 1 ] &= ~uxLEDMask;\r
 151                         }\r
 152                         else\r
 153                         {\r
 154                                 *pucDisplayOutput[ 1 ] |= uxLEDMask;\r
 155                         }\r
 156                 }\r
 157                 taskEXIT_CRITICAL();\r
 158         }\r
 159 }\r
 160 \r
 161 \r
 162 \r
 163 \r