/* | |
* FreeRTOS Kernel V10.0.1 | |
* Copyright (C) 2017 Amazon.com, Inc. or its affiliates. All Rights Reserved. | |
* | |
* Permission is hereby granted, free of charge, to any person obtaining a copy of | |
* this software and associated documentation files (the "Software"), to deal in | |
* the Software without restriction, including without limitation the rights to | |
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of | |
* the Software, and to permit persons to whom the Software is furnished to do so, | |
* subject to the following conditions: | |
* | |
* The above copyright notice and this permission notice shall be included in all | |
* copies or substantial portions of the Software. | |
* | |
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS | |
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR | |
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER | |
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | |
* | |
* http://www.FreeRTOS.org | |
* http://aws.amazon.com/freertos | |
* | |
* 1 tab == 4 spaces! | |
*/ | |
/*----------------------------------------------------------- | |
* Simple IO routines to control the LEDs. | |
* This file is called ParTest.c for historic reasons. Originally it stood for | |
* PARallel port TEST. | |
*-----------------------------------------------------------*/ | |
/* Scheduler includes. */ | |
#include "FreeRTOS.h" | |
#include "task.h" | |
/* Demo includes. */ | |
#include "partest.h" | |
/* Xilinx includes. */ | |
#include "xgpiops.h" | |
#define partstNUM_LEDS ( 1 ) | |
#define partstDIRECTION_OUTPUT ( 1 ) | |
#define partstOUTPUT_ENABLED ( 1 ) | |
#define partstLED_OUTPUT ( 10 ) | |
/*-----------------------------------------------------------*/ | |
static XGpioPs xGpio; | |
/*-----------------------------------------------------------*/ | |
void vParTestInitialise( void ) | |
{ | |
XGpioPs_Config *pxConfigPtr; | |
BaseType_t xStatus; | |
/* Initialise the GPIO driver. */ | |
pxConfigPtr = XGpioPs_LookupConfig( XPAR_XGPIOPS_0_DEVICE_ID ); | |
xStatus = XGpioPs_CfgInitialize( &xGpio, pxConfigPtr, pxConfigPtr->BaseAddr ); | |
configASSERT( xStatus == XST_SUCCESS ); | |
( void ) xStatus; /* Remove compiler warning if configASSERT() is not defined. */ | |
/* Enable outputs and set low. */ | |
XGpioPs_SetDirectionPin( &xGpio, partstLED_OUTPUT, partstDIRECTION_OUTPUT ); | |
XGpioPs_SetOutputEnablePin( &xGpio, partstLED_OUTPUT, partstOUTPUT_ENABLED ); | |
XGpioPs_WritePin( &xGpio, partstLED_OUTPUT, 0x0 ); | |
} | |
/*-----------------------------------------------------------*/ | |
void vParTestSetLED( UBaseType_t uxLED, BaseType_t xValue ) | |
{ | |
( void ) uxLED; | |
XGpioPs_WritePin( &xGpio, partstLED_OUTPUT, xValue ); | |
} | |
/*-----------------------------------------------------------*/ | |
void vParTestToggleLED( unsigned portBASE_TYPE uxLED ) | |
{ | |
BaseType_t xLEDState; | |
( void ) uxLED; | |
xLEDState = XGpioPs_ReadPin( &xGpio, partstLED_OUTPUT ); | |
XGpioPs_WritePin( &xGpio, partstLED_OUTPUT, !xLEDState ); | |
} | |