xref: /src/sys/arch/ia64/include/sapicreg.h

/*-
 * Copyright (c) 2001 Doug Rabson
 * 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 AUTHOR 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 AUTHOR 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.
 *
 * $FreeBSD: src/sys/ia64/include/sapicreg.h,v 1.1 2001/10/05 10:30:08 dfr Exp $
 */

#ifndef _MACHINE_SAPICREG_H_
#define _MACHINE_SAPICREG_H_

/*
 * Offsets from the SAPIC base in memory. Most registers are accessed
 * by indexing using the SAPIC_IO_SELECT register.
 */
#define SAPIC_IO_SELECT		0x00
#define SAPIC_IO_WINDOW		0x10
#define SAPIC_APIC_EOI		0x40

/*
 * Indexed registers.
 */
#define SAPIC_ID		0x00
#define SAPIC_VERSION		0x01
#define SAPIC_ARBITRATION_ID	0x02
#define SAPIC_RTE_BASE		0x10

#endif /* ! _MACHINE_SAPICREG_H_ */