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

   1 /*\r
   2         FreeRTOS.org V5.4.0 - Copyright (C) 2003-2009 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 it\r
   7         under the terms of the GNU General Public License (version 2) as published\r
   8         by the Free Software Foundation and modified by the FreeRTOS exception.\r
   9         **NOTE** The exception to the GPL is included to allow you to distribute a\r
  10         combined work that includes FreeRTOS.org without being obliged to provide\r
  11         the source code for any proprietary components.  Alternative commercial\r
  12         license and support terms are also available upon request.  See the \r
  13         licensing section of http://www.FreeRTOS.org for full details.\r
  14 \r
  15         FreeRTOS.org is distributed in the hope that it will be useful, but WITHOUT\r
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  17         FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for\r
  18         more details.\r
  19 \r
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  21         with FreeRTOS.org; if not, write to the Free Software Foundation, Inc., 59\r
  22         Temple Place, Suite 330, Boston, MA  02111-1307  USA.\r
  23 \r
  24 \r
  25         ***************************************************************************\r
  26         *                                                                         *\r
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  31         * explains numerous examples that are written using the FreeRTOS API.     *\r
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  33         * .zip file.                                                              *\r
  34         *                                                                         *\r
  35         ***************************************************************************\r
  36 \r
  37         1 tab == 4 spaces!\r
  38 \r
  39         Please ensure to read the configuration and relevant port sections of the\r
  40         online documentation.\r
  41 \r
  42         http://www.FreeRTOS.org - Documentation, latest information, license and\r
  43         contact details.\r
  44 \r
  45         http://www.SafeRTOS.com - A version that is certified for use in safety\r
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  48         http://www.OpenRTOS.com - Commercial support, development, porting,\r
  49         licensing and training services.\r
  50 */\r
  51 \r
  52 /*-----------------------------------------------------------\r
  53  * Simple parallel port IO routines.\r
  54  *-----------------------------------------------------------*/\r
  55 \r
  56 /* FreeRTOS includes. */\r
  57 #include "FreeRTOS.h"\r
  58 #include "task.h"\r
  59 \r
  60 /* Demo includes. */\r
  61 #include "partest.h"\r
  62 \r
  63 #define partstTOTAL_NUM_LEDs            16\r
  64 #define partstNUM_LEDs_PER_DISPLAY      8\r
  65 \r
  66 volatile unsigned char *pucDisplayOutput[ 2 ] = { ( unsigned portCHAR * ) 3, ( unsigned portCHAR * ) 5 };\r
  67 \r
  68 void vParTestInitialise( void )\r
  69 {\r
  70         /* In this case all the initialisation is performed in prvSetupHardware()\r
  71         in main.c. */   \r
  72 }\r
  73 /*-----------------------------------------------------------*/\r
  74 \r
  75 void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )\r
  76 {\r
  77 unsigned portBASE_TYPE uxLEDMask = 0x01;\r
  78 \r
  79         if( uxLED < partstNUM_LEDs_PER_DISPLAY )\r
  80         {\r
  81                 uxLEDMask <<= uxLED;\r
  82                 \r
  83                 taskENTER_CRITICAL();\r
  84                 {\r
  85                         if( xValue )\r
  86                         {\r
  87                                 *pucDisplayOutput[ 0 ] &= ~uxLEDMask;\r
  88                         }\r
  89                         else\r
  90                         {\r
  91                                 *pucDisplayOutput[ 0 ] |= uxLEDMask;                            \r
  92                         }\r
  93                 }\r
  94                 taskEXIT_CRITICAL();\r
  95         }\r
  96         else if( uxLED < partstTOTAL_NUM_LEDs )\r
  97         {\r
  98                 uxLED -= partstNUM_LEDs_PER_DISPLAY;\r
  99 \r
 100                 uxLEDMask <<= uxLED;\r
 101                 \r
 102                 taskENTER_CRITICAL();\r
 103                 {\r
 104                         if( xValue )\r
 105                         {\r
 106                                 *pucDisplayOutput[ 1 ] &= ~uxLEDMask;\r
 107                         }\r
 108                         else\r
 109                         {\r
 110                                 *pucDisplayOutput[ 1 ] |= uxLEDMask;                            \r
 111                         }\r
 112                 }\r
 113                 taskEXIT_CRITICAL();\r
 114         }\r
 115 }\r
 116 /*-----------------------------------------------------------*/\r
 117 \r
 118 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )\r
 119 {\r
 120 unsigned portBASE_TYPE uxLEDMask = 0x01;\r
 121 \r
 122         if( uxLED < partstNUM_LEDs_PER_DISPLAY )\r
 123         {\r
 124                 uxLEDMask <<= uxLED;\r
 125                 \r
 126                 taskENTER_CRITICAL();\r
 127                 {\r
 128                         if( *pucDisplayOutput[ 0 ] & uxLEDMask )\r
 129                         {\r
 130                                 *pucDisplayOutput[ 0 ] &= ~uxLEDMask;\r
 131                         }\r
 132                         else\r
 133                         {\r
 134                                 *pucDisplayOutput[ 0 ] |= uxLEDMask;\r
 135                         }\r
 136                 }\r
 137                 taskEXIT_CRITICAL();\r
 138         }\r
 139         else if( uxLED < partstTOTAL_NUM_LEDs )\r
 140         {\r
 141                 uxLED -= partstNUM_LEDs_PER_DISPLAY;\r
 142 \r
 143                 uxLEDMask <<= uxLED;\r
 144                 \r
 145                 taskENTER_CRITICAL();\r
 146                 {\r
 147                         if( *pucDisplayOutput[ 1 ] & uxLEDMask )\r
 148                         {\r
 149                                 *pucDisplayOutput[ 1 ] &= ~uxLEDMask;\r
 150                         }\r
 151                         else\r
 152                         {\r
 153                                 *pucDisplayOutput[ 1 ] |= uxLEDMask;\r
 154                         }\r
 155                 }\r
 156                 taskEXIT_CRITICAL();\r
 157         }\r
 158 }\r
 159 \r
 160 \r
 161 \r
 162 \r