xref: /src/sys/dev/acpi/apei_mapreg.h

/*	$NetBSD: apei_mapreg.h,v 1.1 2024/03/20 17:11:44 riastradh Exp $	*/

/*-
 * Copyright (c) 2024 The NetBSD Foundation, Inc.
 * 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.
 *
 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION OR CONTRIBUTORS
 * 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.
 */

#ifndef	_SYS_DEV_ACPI_APEI_MAPREG_H_
#define	_SYS_DEV_ACPI_APEI_MAPREG_H_

#include <sys/types.h>

struct acpi_generic_address;
struct apei_mapreg;

struct apei_mapreg *apei_mapreg_map(const struct acpi_generic_address *);
void apei_mapreg_unmap(const struct acpi_generic_address *,
    struct apei_mapreg *);

uint64_t apei_mapreg_read(const struct acpi_generic_address *,
    const struct apei_mapreg *);
void apei_mapreg_write(const struct acpi_generic_address *,
    struct apei_mapreg *, uint64_t);

#endif	/* _SYS_DEV_ACPI_APEI_MAPREG_H_ */