git.sur5r.net Git - freertos/blob - FreeRTOS/Demo/ARM9_STR91X_IAR/ParTest/ParTest.c

   1 /*\r
   2     FreeRTOS V7.5.1 - 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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  13      *    project by purchasing a FreeRTOS tutorial book, reference          *\r
  14      *    manual, or both from: http://www.FreeRTOS.org/Documentation        *\r
  15      *                                                                       *\r
  16      *    Thank you!                                                         *\r
  17      *                                                                       *\r
  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
  25 \r
  26     >>! NOTE: The modification to the GPL is included to allow you to distribute\r
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  28     >>! the source code for proprietary components outside of the FreeRTOS\r
  29     >>! kernel.\r
  30 \r
  31     FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY\r
  32     WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS\r
  33     FOR A PARTICULAR PURPOSE.  Full license text is available from the following\r
  34     link: http://www.freertos.org/a00114.html\r
  35 \r
  36     1 tab == 4 spaces!\r
  37 \r
  38     ***************************************************************************\r
  39      *                                                                       *\r
  40      *    Having a problem?  Start by reading the FAQ "My application does   *\r
  41      *    not run, what could be wrong?"                                     *\r
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  43      *    http://www.FreeRTOS.org/FAQHelp.html                               *\r
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  46 \r
  47     http://www.FreeRTOS.org - Documentation, books, training, latest versions,\r
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  54     http://www.OpenRTOS.com - Real Time Engineers ltd license FreeRTOS to High\r
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  57 \r
  58     http://www.SafeRTOS.com - High Integrity Systems also provide a safety\r
  59     engineered and independently SIL3 certified version for use in safety and\r
  60     mission critical applications that require provable dependability.\r
  61 \r
  62     1 tab == 4 spaces!\r
  63 */\r
  64 \r
  65 /* Library includes. */\r
  66 #include  "91x_lib.h"\r
  67 \r
  68 /* Scheduler includes. */\r
  69 #include "FreeRTOS.h"\r
  70 \r
  71 /* Demo application includes. */\r
  72 #include "partest.h"\r
  73 \r
  74 #define partstMAX_LEDs          4\r
  75 #define partstLED_PORT          *( ( unsigned short * ) 0x5800f3fc )\r
  76 \r
  77 /*-----------------------------------------------------------*/\r
  78 \r
  79 static GPIO_InitTypeDef GPIO9_InitStruct;\r
  80 \r
  81 void vParTestInitialise( void )\r
  82 {       \r
  83         /* Configure the bits used to flash LED's on port 9 as output. */\r
  84         GPIO_StructInit( &GPIO9_InitStruct );\r
  85         GPIO9_InitStruct.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_1 | GPIO_Pin_2 | GPIO_Pin_3;\r
  86         GPIO9_InitStruct.GPIO_Direction = GPIO_PinOutput;\r
  87         GPIO_Init( GPIO9, &GPIO9_InitStruct );\r
  88 }\r
  89 /*-----------------------------------------------------------*/\r
  90 \r
  91 void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )\r
  92 {\r
  93 unsigned short usLED = 0x0001;\r
  94 \r
  95         if( uxLED < partstMAX_LEDs )\r
  96         {\r
  97                 usLED <<= uxLED;\r
  98 \r
  99                 portENTER_CRITICAL();\r
 100                 {\r
 101                         if( xValue )\r
 102                         {\r
 103                                 partstLED_PORT &= ~usLED;\r
 104                         }\r
 105                         else\r
 106                         {\r
 107                                 partstLED_PORT |= usLED;                                \r
 108                         }               \r
 109                 }\r
 110                 portEXIT_CRITICAL();\r
 111         }\r
 112 }\r
 113 /*-----------------------------------------------------------*/\r
 114 \r
 115 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )\r
 116 {\r
 117 unsigned short usLED = 0x0001;\r
 118 \r
 119         if( uxLED < partstMAX_LEDs )\r
 120         {\r
 121                 usLED <<= uxLED;\r
 122 \r
 123                 portENTER_CRITICAL();\r
 124                 {\r
 125                         if( partstLED_PORT & usLED )\r
 126                         {\r
 127                                 partstLED_PORT &= ~usLED;\r
 128                         }\r
 129                         else\r
 130                         {\r
 131                                 partstLED_PORT |= usLED;                        \r
 132                         }       \r
 133                 }\r
 134                 portEXIT_CRITICAL();\r
 135         }\r
 136 }\r
 137 \r
 138 \r
 139 \r
 140 \r