2 * FreeRTOS Kernel V10.1.0
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3 * Copyright (C) 2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
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5 * Permission is hereby granted, free of charge, to any person obtaining a copy of
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6 * this software and associated documentation files (the "Software"), to deal in
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7 * the Software without restriction, including without limitation the rights to
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8 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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9 * the Software, and to permit persons to whom the Software is furnished to do so,
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10 * subject to the following conditions:
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12 * The above copyright notice and this permission notice shall be included in all
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13 * copies or substantial portions of the Software.
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15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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17 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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18 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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19 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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20 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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22 * http://www.FreeRTOS.org
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23 * http://aws.amazon.com/freertos
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25 * 1 tab == 4 spaces!
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28 /* FreeRTOS.org includes. */
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29 #include "FreeRTOS.h"
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31 /* Demo application includes. */
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32 #include "partest.h"
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34 /*-----------------------------------------------------------
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35 * Simple parallel port IO routines.
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36 *-----------------------------------------------------------*/
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38 #define partstLED1_OUTPUT ( 1 << 25 )
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39 #define partstLED2_OUTPUT ( 1 << 4 )
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41 void vParTestInitialise( void )
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43 /* Set LEDs to output. */
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44 GPIO1->FIODIR = partstLED1_OUTPUT;
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45 GPIO0->FIODIR = partstLED2_OUTPUT;
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47 /* Start with LED off. */
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48 GPIO1->FIOSET = partstLED1_OUTPUT;
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49 GPIO0->FIOSET = partstLED2_OUTPUT;
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51 /*-----------------------------------------------------------*/
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53 void vParTestSetLED( unsigned long ulLEDIn, signed long xValue )
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55 /* Used to set and clear LEDs on FIO2. */
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59 /* Set of clear the output. */
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62 GPIO1->FIOCLR = partstLED1_OUTPUT;
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66 GPIO1->FIOSET = partstLED1_OUTPUT;
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69 else if( ulLEDIn == 1 )
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71 /* Set of clear the output. */
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74 GPIO0->FIOCLR = partstLED2_OUTPUT;
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78 GPIO0->FIOSET = partstLED2_OUTPUT;
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82 /*-----------------------------------------------------------*/
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84 void vParTestToggleLED( unsigned long ulLEDIn )
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86 unsigned long ulCurrentState;
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88 /* Used to toggle LEDs on FIO2. */
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92 /* If this bit is already set, clear it, and vice versa. */
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93 ulCurrentState = GPIO1->FIOPIN;
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94 if( ulCurrentState & partstLED1_OUTPUT )
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96 GPIO1->FIOCLR = partstLED1_OUTPUT;
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100 GPIO1->FIOSET = partstLED1_OUTPUT;
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103 else if( ulLEDIn == 1 )
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105 /* If this bit is already set, clear it, and vice versa. */
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106 ulCurrentState = GPIO0->FIOPIN;
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107 if( ulCurrentState & partstLED2_OUTPUT )
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109 GPIO0->FIOCLR = partstLED2_OUTPUT;
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113 GPIO0->FIOSET = partstLED2_OUTPUT;
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117 /*-----------------------------------------------------------*/
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119 long lParTestGetLEDState( void )
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121 if( ( GPIO0->FIOPIN & partstLED2_OUTPUT ) == 0 )
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130 /*-----------------------------------------------------------*/
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132 void vParTestSetLEDState( long lState )
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134 /* Used to set and clear the LEDs on FIO1. */
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135 if( lState != pdFALSE )
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137 GPIO0->FIOCLR = partstLED2_OUTPUT;
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141 GPIO0->FIOSET = partstLED2_OUTPUT;
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144 /*-----------------------------------------------------------*/
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