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133 lines
3.8 KiB
C
133 lines
3.8 KiB
C
/*
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* FreeRTOS Kernel V10.0.1
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* Copyright (C) 2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of
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* this software and associated documentation files (the "Software"), to deal in
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* the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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* the Software, and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* http://www.FreeRTOS.org
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* http://aws.amazon.com/freertos
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*
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* 1 tab == 4 spaces!
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*/
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/* Library includes. */
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#include "75x_GPIO.h"
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#include "75x_map.h"
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/* Scheduler includes. */
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#include "FreeRTOS.h"
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/* Demo application includes. */
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#include "partest.h"
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/*-----------------------------------------------------------
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* Simple parallel port IO routines for the LED's
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*-----------------------------------------------------------*/
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#define partstNUM_LEDS 4
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typedef struct GPIOMAP
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{
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GPIO_TypeDef *pxPort;
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unsigned long ulPin;
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unsigned long ulValue;
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} GPIO_MAP;
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static GPIO_MAP xLEDMap[ partstNUM_LEDS ] =
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{
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{ ( GPIO_TypeDef * )GPIO1_BASE, GPIO_Pin_1, 0UL },
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{ ( GPIO_TypeDef * )GPIO0_BASE, GPIO_Pin_16, 0UL },
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{ ( GPIO_TypeDef * )GPIO2_BASE, GPIO_Pin_18, 0UL },
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{ ( GPIO_TypeDef * )GPIO2_BASE, GPIO_Pin_19, 0UL }
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};
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/*-----------------------------------------------------------*/
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void vParTestInitialise( void )
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{
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GPIO_InitTypeDef GPIO_InitStructure ;
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/* Configure the bits used to flash LED's on port 1 as output. */
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/* Configure LED3 */
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
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GPIO_InitStructure.GPIO_Pin = GPIO_Pin_16;
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GPIO_Init(GPIO0,&GPIO_InitStructure);
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/* Configure LED2 */
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GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1;
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GPIO_Init(GPIO1, &GPIO_InitStructure);
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/* Configure LED4 and LED5 */
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GPIO_InitStructure.GPIO_Pin = GPIO_Pin_18 | GPIO_Pin_19;
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GPIO_Init(GPIO2, &GPIO_InitStructure);
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vParTestSetLED( 0, 0 );
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vParTestSetLED( 1, 0 );
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vParTestSetLED( 2, 0 );
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vParTestSetLED( 3, 0 );
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}
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/*-----------------------------------------------------------*/
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void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
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{
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if( uxLED < partstNUM_LEDS )
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{
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portENTER_CRITICAL();
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{
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if( xValue )
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{
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GPIO_WriteBit( xLEDMap[ uxLED ].pxPort, xLEDMap[ uxLED ].ulPin, Bit_RESET );
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xLEDMap[ uxLED ].ulValue = 0;
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}
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else
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{
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GPIO_WriteBit( xLEDMap[ uxLED ].pxPort, xLEDMap[ uxLED ].ulPin, Bit_SET );
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xLEDMap[ uxLED ].ulValue = 1;
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}
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}
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portEXIT_CRITICAL();
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}
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}
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/*-----------------------------------------------------------*/
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void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
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{
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if( uxLED < partstNUM_LEDS )
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{
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portENTER_CRITICAL();
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{
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if( xLEDMap[ uxLED ].ulValue == 1 )
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{
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GPIO_WriteBit( xLEDMap[ uxLED ].pxPort, xLEDMap[ uxLED ].ulPin, Bit_RESET );
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xLEDMap[ uxLED ].ulValue = 0;
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}
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else
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{
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GPIO_WriteBit( xLEDMap[ uxLED ].pxPort, xLEDMap[ uxLED ].ulPin, Bit_SET );
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xLEDMap[ uxLED ].ulValue = 1;
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}
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}
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portEXIT_CRITICAL();
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}
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}
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