io.c

/* SPDX-License-Identifier: BSD-3-Clause */
/*
 * Authors: Sharan Santhanam <sharan.santhanam@neclab.eu>
 *
 * Copyright (c) 2018, NEC Europe Ltd., NEC Corporation. All rights reserved.
 *
 * 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. Neither the name of the copyright holder nor the names of its
 *    contributors may be used to endorse or promote products derived from
 *    this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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 * THIS HEADER MAY NOT BE EXTRACTED OR MODIFIED IN ANY WAY.
 */

#include <uk/plat/io.h>

/**
 * TODO:
 * For our Raspberry Pi platform, the guest virtual address == guest physical address.
 * We may have to reconsider this implementation when condition changes.
 */
__paddr_t ukplat_virt_to_phys(const volatile void *address)
{
	return (__paddr_t)address;
}