2 * FreeRTOS Kernel V10.0.0
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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. If you wish to use our Amazon
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14 * FreeRTOS name, please do so in a fair use way that does not cause confusion.
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16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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18 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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19 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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20 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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21 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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23 * http://www.FreeRTOS.org
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24 * http://aws.amazon.com/freertos
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26 * 1 tab == 4 spaces!
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29 #include "FreeRTOS.h"
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31 #include "partest.h"
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33 #define partstNUM_LEDs 4
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35 /*-----------------------------------------------------------
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36 * Simple parallel port IO routines.
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37 *-----------------------------------------------------------*/
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39 void vParTestInitialise( void )
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41 /* Ensure LED outputs are set to GPIO */
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42 MCF_GPIO_PTCPAR = MCF_GPIO_PTCPAR_DTIN3_GPIO | MCF_GPIO_PTCPAR_DTIN2_GPIO | MCF_GPIO_PTCPAR_DTIN1_GPIO | MCF_GPIO_PTCPAR_DTIN0_GPIO;
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44 /* Set GPIO to outputs. */
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45 MCF_GPIO_DDRTC = MCF_GPIO_DDRTC_DDRTC3 | MCF_GPIO_DDRTC_DDRTC2 | MCF_GPIO_DDRTC_DDRTC1 | MCF_GPIO_DDRTC_DDRTC0;
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47 /* Start with all LEDs off. */
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48 MCF_GPIO_PORTTC = 0x00;
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50 /*-----------------------------------------------------------*/
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52 void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
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54 if( uxLED < partstNUM_LEDs )
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58 taskENTER_CRITICAL();
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59 MCF_GPIO_PORTTC |= ( 1 << uxLED );
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60 taskEXIT_CRITICAL();
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64 taskENTER_CRITICAL();
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65 MCF_GPIO_PORTTC &= ~( 1 << uxLED );
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66 taskEXIT_CRITICAL();
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70 /*-----------------------------------------------------------*/
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72 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
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74 if( uxLED < partstNUM_LEDs )
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76 taskENTER_CRITICAL();
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78 if( ( MCF_GPIO_PORTTC & ( 1 << uxLED ) ) == ( unsigned char ) 0 )
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80 MCF_GPIO_PORTTC |= ( 1 << uxLED );
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84 MCF_GPIO_PORTTC &= ~( 1 << uxLED );
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87 taskEXIT_CRITICAL();
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90 /*-----------------------------------------------------------*/
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92 unsigned portBASE_TYPE uxParTestGetLED( unsigned portBASE_TYPE uxLED )
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94 unsigned portBASE_TYPE uxReturn = pdFALSE;
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96 if( uxLED < partstNUM_LEDs )
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98 if( ( MCF_GPIO_PORTTC & ( 1 << uxLED ) ) != 0 )
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