/**
 * \file
 *
 * \brief HAL delay related functionality implementation.
 *
 * Copyright (C) 2014-2016 Atmel Corporation. All rights reserved.
 *
 * \asf_license_start
 *
 * \page License
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *
 * 3. The name of Atmel may not be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * 4. This software may only be redistributed and used in connection with an
 *    Atmel microcontroller product.
 *
 * THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
 * EXPRESSLY AND SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 * \asf_license_stop
 *
 */

#include <hpl_irq.h>
#include <hpl_reset.h>
#include <hpl_sleep.h>
#include "hal_delay.h"
#include <hpl_delay.h>

/**
 * \brief Driver version
 */
#define DRIVER_VERSION 0x00000001u

/**
 * \brief The pointer to a hardware instance used by the driver.
 */
static void *hardware;

/**
 * \brief Initialize Delay driver
 */
void delay_init(void *const hw)
{
	_delay_init(hardware = hw);
}

/**
 * \brief Perform delay in us
 */
void delay_us(const uint16_t us)
{
	_delay_cycles(hardware, _get_cycles_for_us(us));
}

/**
 * \brief Perform delay in ms
 */
void delay_ms(const uint16_t ms)
{
	_delay_cycles(hardware, _get_cycles_for_ms(ms));
}

/**
 * \brief Retrieve the current driver version
 */
uint32_t delay_get_version(void)
{
	return DRIVER_VERSION;
}
