/*
    FreeRTOS V9.0.0rc2 - Copyright (C) 2016 Real Time Engineers Ltd.
    All rights reserved

    VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.

    This file is part of the FreeRTOS distribution.

    FreeRTOS is free software; you can redistribute it and/or modify it under
    the terms of the GNU General Public License (version 2) as published by the
    Free Software Foundation >>>> AND MODIFIED BY <<<< the FreeRTOS exception.

    ***************************************************************************
    >>!   NOTE: The modification to the GPL is included to allow you to     !<<
    >>!   distribute a combined work that includes FreeRTOS without being   !<<
    >>!   obliged to provide the source code for proprietary components     !<<
    >>!   outside of the FreeRTOS kernel.                                   !<<
    ***************************************************************************

    FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY
    WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
    FOR A PARTICULAR PURPOSE.  Full license text is available on the following
    link: http://www.freertos.org/a00114.html

    ***************************************************************************
     *                                                                       *
     *    FreeRTOS provides completely free yet professionally developed,    *
     *    robust, strictly quality controlled, supported, and cross          *
     *    platform software that is more than just the market leader, it     *
     *    is the industry's de facto standard.                               *
     *                                                                       *
     *    Help yourself get started quickly while simultaneously helping     *
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     *    tutorial book, reference manual, or both:                          *
     *    http://www.FreeRTOS.org/Documentation                              *
     *                                                                       *
    ***************************************************************************

    http://www.FreeRTOS.org/FAQHelp.html - Having a problem?  Start by reading
    the FAQ page "My application does not run, what could be wrong?".  Have you
    defined configASSERT()?

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    Ltd, and the world's leading authority on the world's leading RTOS.

    http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,
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    http://www.OpenRTOS.com - Real Time Engineers ltd. license FreeRTOS to High
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    http://www.SafeRTOS.com - High Integrity Systems also provide a safety
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    1 tab == 4 spaces!
*/

/**
 * Repeatedly toggles one or more LEDs using software timers - one timer per
 * LED.
 */

/* Scheduler include files. */
#include "FreeRTOS.h"
#include "timers.h"

/* Demo program include files. */
#include "partest.h"
#include "flash_timer.h"

/* The toggle rates are all a multple of ledFLASH_RATE_BASE. */
#define ledFLASH_RATE_BASE	( ( ( TickType_t ) 333 ) / portTICK_PERIOD_MS )

/* A block time of zero simple means "don't block". */
#define ledDONT_BLOCK		( ( TickType_t ) 0 )

/*-----------------------------------------------------------*/

/*
 * The callback function used by each LED flashing timer.  All the timers use
 * this function, and the timer ID is used within the function to determine
 * which timer has actually expired.
 */
static void prvLEDTimerCallback( TimerHandle_t xTimer );

/*-----------------------------------------------------------*/

void vStartLEDFlashTimers( UBaseType_t uxNumberOfLEDs )
{
UBaseType_t uxLEDTimer;
TimerHandle_t xTimer;

	/* Create and start the requested number of timers. */
	for( uxLEDTimer = 0; uxLEDTimer < uxNumberOfLEDs; ++uxLEDTimer )
	{
		/* Create the timer. */
		xTimer = xTimerCreate( 	"Flasher",								/* A text name, purely to help debugging. */
								ledFLASH_RATE_BASE * ( uxLEDTimer + 1 ),/* The timer period, which is a multiple of ledFLASH_RATE_BASE. */
								pdTRUE,									/* This is an auto-reload timer, so xAutoReload is set to pdTRUE. */
								( void * ) uxLEDTimer,					/* The ID is used to identify the timer within the timer callback function, as each timer uses the same callback. */
								prvLEDTimerCallback						/* Each timer uses the same callback. */
							  );

		/* If the timer was created successfully, attempt to start it.  If the
		scheduler has not yet been started then the timer command queue must
		be long enough to hold each command sent to it until such time that the
		scheduler is started.  The timer command queue length is set by
		configTIMER_QUEUE_LENGTH in FreeRTOSConfig.h. */
		if( xTimer != NULL )
		{
			xTimerStart( xTimer, ledDONT_BLOCK );
		}
	}
}
/*-----------------------------------------------------------*/

static void prvLEDTimerCallback( TimerHandle_t xTimer )
{
BaseType_t xTimerID;

	/* The timer ID is used to identify the timer that has actually expired as
	each timer uses the same callback.  The ID is then also used as the number
	of the LED that is to be toggled. */
	xTimerID = ( BaseType_t ) pvTimerGetTimerID( xTimer );
	vParTestToggleLED( xTimerID );
}