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

   1 /*\r
   2  * FreeRTOS Kernel V10.0.0\r
   3  * Copyright (C) 2017 Amazon.com, Inc. or its affiliates.  All Rights Reserved.\r
   4  *\r
   5  * Permission is hereby granted, free of charge, to any person obtaining a copy of\r
   6  * this software and associated documentation files (the "Software"), to deal in\r
   7  * the Software without restriction, including without limitation the rights to\r
   8  * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of\r
   9  * the Software, and to permit persons to whom the Software is furnished to do so,\r
  10  * subject to the following conditions:\r
  11  *\r
  12  * The above copyright notice and this permission notice shall be included in all\r
  13  * copies or substantial portions of the Software. If you wish to use our Amazon\r
  14  * FreeRTOS name, please do so in a fair use way that does not cause confusion.\r
  15  *\r
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\r
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS\r
  18  * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR\r
  19  * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER\r
  20  * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN\r
  21  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.\r
  22  *\r
  23  * http://www.FreeRTOS.org\r
  24  * http://aws.amazon.com/freertos\r
  25  *\r
  26  * 1 tab == 4 spaces!\r
  27  */\r
  28 \r
  29 /*-----------------------------------------------------------\r
  30  * Simple parallel port IO routines.\r
  31  *-----------------------------------------------------------*/\r
  32 \r
  33 /* FreeRTOS includes. */\r
  34 #include "FreeRTOS.h"\r
  35 #include "task.h"\r
  36 \r
  37 /* Demo includes. */\r
  38 #include "partest.h"\r
  39 \r
  40 #define partstTOTAL_NUM_LEDs            16\r
  41 #define partstNUM_LEDs_PER_DISPLAY      8\r
  42 \r
  43 volatile unsigned char *pucDisplayOutput[ 2 ] = { ( unsigned char * ) 3, ( unsigned char * ) 5 };\r
  44 \r
  45 void vParTestInitialise( void )\r
  46 {\r
  47         /* In this case all the initialisation is performed in prvSetupHardware()\r
  48         in main.c. */   \r
  49 }\r
  50 /*-----------------------------------------------------------*/\r
  51 \r
  52 void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )\r
  53 {\r
  54 unsigned portBASE_TYPE uxLEDMask = 0x01;\r
  55 \r
  56         if( uxLED < partstNUM_LEDs_PER_DISPLAY )\r
  57         {\r
  58                 uxLEDMask <<= uxLED;\r
  59                 \r
  60                 taskENTER_CRITICAL();\r
  61                 {\r
  62                         if( xValue )\r
  63                         {\r
  64                                 *pucDisplayOutput[ 0 ] &= ~uxLEDMask;\r
  65                         }\r
  66                         else\r
  67                         {\r
  68                                 *pucDisplayOutput[ 0 ] |= uxLEDMask;                            \r
  69                         }\r
  70                 }\r
  71                 taskEXIT_CRITICAL();\r
  72         }\r
  73         else if( uxLED < partstTOTAL_NUM_LEDs )\r
  74         {\r
  75                 uxLED -= partstNUM_LEDs_PER_DISPLAY;\r
  76 \r
  77                 uxLEDMask <<= uxLED;\r
  78                 \r
  79                 taskENTER_CRITICAL();\r
  80                 {\r
  81                         if( xValue )\r
  82                         {\r
  83                                 *pucDisplayOutput[ 1 ] &= ~uxLEDMask;\r
  84                         }\r
  85                         else\r
  86                         {\r
  87                                 *pucDisplayOutput[ 1 ] |= uxLEDMask;                            \r
  88                         }\r
  89                 }\r
  90                 taskEXIT_CRITICAL();\r
  91         }\r
  92 }\r
  93 /*-----------------------------------------------------------*/\r
  94 \r
  95 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )\r
  96 {\r
  97 unsigned portBASE_TYPE uxLEDMask = 0x01;\r
  98 \r
  99         if( uxLED < partstNUM_LEDs_PER_DISPLAY )\r
 100         {\r
 101                 uxLEDMask <<= uxLED;\r
 102                 \r
 103                 taskENTER_CRITICAL();\r
 104                 {\r
 105                         if( *pucDisplayOutput[ 0 ] & uxLEDMask )\r
 106                         {\r
 107                                 *pucDisplayOutput[ 0 ] &= ~uxLEDMask;\r
 108                         }\r
 109                         else\r
 110                         {\r
 111                                 *pucDisplayOutput[ 0 ] |= uxLEDMask;\r
 112                         }\r
 113                 }\r
 114                 taskEXIT_CRITICAL();\r
 115         }\r
 116         else if( uxLED < partstTOTAL_NUM_LEDs )\r
 117         {\r
 118                 uxLED -= partstNUM_LEDs_PER_DISPLAY;\r
 119 \r
 120                 uxLEDMask <<= uxLED;\r
 121                 \r
 122                 taskENTER_CRITICAL();\r
 123                 {\r
 124                         if( *pucDisplayOutput[ 1 ] & uxLEDMask )\r
 125                         {\r
 126                                 *pucDisplayOutput[ 1 ] &= ~uxLEDMask;\r
 127                         }\r
 128                         else\r
 129                         {\r
 130                                 *pucDisplayOutput[ 1 ] |= uxLEDMask;\r
 131                         }\r
 132                 }\r
 133                 taskEXIT_CRITICAL();\r
 134         }\r
 135 }\r
 136 \r
 137 \r
 138 \r
 139 \r