/* | |
* FreeRTOS Kernel V10.2.0 | |
* Copyright (C) 2019 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. | |
*-----------------------------------------------------------*/ | |
/* Scheduler includes. */ | |
#include "FreeRTOS.h" | |
#include "task.h" | |
/* Demo includes. */ | |
#include "partest.h" | |
/* Altera library includes. */ | |
#include "socal/socal.h" | |
#include "socal/alt_gpio.h" | |
#include "alt_generalpurpose_io.h" | |
#include "alt_address_space.h" | |
#define partstNUM_LEDS 4 | |
/*-----------------------------------------------------------*/ | |
const uint32_t ulLEDs[ partstNUM_LEDS ] = { ALT_GPIO_BIT12, ALT_GPIO_BIT13, ALT_GPIO_BIT14, ALT_GPIO_BIT15 }; | |
const uint32_t ulAllLEDs = ALT_GPIO_BIT12 | ALT_GPIO_BIT13 | ALT_GPIO_BIT14 | ALT_GPIO_BIT15; | |
const uint32_t *pulPortBData = ALT_GPIO1_SWPORTA_DR_ADDR; | |
static uint32_t ulPortValue; | |
void vParTestInitialise( void ) | |
{ | |
/* Set GPIO direction. */ | |
alt_gpio_port_datadir_set( ALT_GPIO_PORTB, ulAllLEDs, ulAllLEDs ); | |
/* Start with all LEDs off. */ | |
alt_gpio_port_data_write( ALT_GPIO_PORTB, ulAllLEDs, ulAllLEDs ); | |
ulPortValue = ulAllLEDs; | |
} | |
/*-----------------------------------------------------------*/ | |
void vParTestSetLED( UBaseType_t uxLED, BaseType_t xValue ) | |
{ | |
if( uxLED < partstNUM_LEDS ) | |
{ | |
taskENTER_CRITICAL(); | |
{ | |
if( xValue == pdFALSE ) | |
{ | |
ulPortValue |= ulLEDs[ uxLED ]; | |
} | |
else | |
{ | |
ulPortValue &= ~ulLEDs[ uxLED ]; | |
} | |
alt_replbits_word( pulPortBData, ulAllLEDs, ulPortValue ); | |
} | |
taskEXIT_CRITICAL(); | |
} | |
} | |
/*-----------------------------------------------------------*/ | |
void vParTestToggleLED( unsigned portBASE_TYPE uxLED ) | |
{ | |
if( uxLED < partstNUM_LEDS ) | |
{ | |
taskENTER_CRITICAL(); | |
{ | |
ulPortValue ^= ulLEDs[ uxLED ]; | |
alt_replbits_word( pulPortBData, ulAllLEDs, ulPortValue ); | |
} | |
taskEXIT_CRITICAL(); | |
} | |
} | |