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Initial revision

/*	$OpenBSD: idprom.h,v 1.2 2001/08/20 20:23:52 jason Exp $	*/
/*	$NetBSD: idprom.h,v 1.2 1998/09/05 23:57:26 eeh Exp $ */

/*
 * Copyright (c) 1993 Adam Glass
 * 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. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by Adam Glass.
 * 4. The name of the Author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY Adam Glass ``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 REGENTS 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.
 */

/*
 * ID prom format.  The ``host id'' is set up by taking the machine
 * ID as the top byte and the hostid field as the remaining three.
 * The id_xxx0 field appears to contain some other number.  The id_xxx1
 * contains a bunch of 00's and a5's on my machines, suggesting it is
 * not actually used.  The checksum seems to include them, however.
 */
struct idprom {
	u_char	id_format;		/* format identifier (= 1) */
	u_char	id_machine;		/* machine type (see param.h) */
	u_char	id_ether[6];		/* ethernet address */
	int	id_date;		/* date of manufacture */
	u_char	id_hostid[3];		/* ``host id'' bytes */
	u_char	id_checksum;		/* xor of everything else */
	char	id_undef[16];		/* undefined */
};

#define ID_SUN4_100	0x22
#define ID_SUN4_200	0x21
#define ID_SUN4_300	0x23
#define ID_SUN4_400	0x24

#define IDPROM_VERSION 1