xref: /openbsd/sys/arch/sparc64/include/idprom.h (revision 404b540a)
1 /*	$OpenBSD: idprom.h,v 1.2 2001/08/20 20:23:52 jason Exp $	*/
2 /*	$NetBSD: idprom.h,v 1.2 1998/09/05 23:57:26 eeh Exp $ */
3 
4 /*
5  * Copyright (c) 1993 Adam Glass
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  * 3. All advertising materials mentioning features or use of this software
17  *    must display the following acknowledgement:
18  *	This product includes software developed by Adam Glass.
19  * 4. The name of the Author may not be used to endorse or promote products
20  *    derived from this software without specific prior written permission.
21  *
22  * THIS SOFTWARE IS PROVIDED BY Adam Glass ``AS IS'' AND
23  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32  * SUCH DAMAGE.
33  */
34 
35 /*
36  * ID prom format.  The ``host id'' is set up by taking the machine
37  * ID as the top byte and the hostid field as the remaining three.
38  * The id_xxx0 field appears to contain some other number.  The id_xxx1
39  * contains a bunch of 00's and a5's on my machines, suggesting it is
40  * not actually used.  The checksum seems to include them, however.
41  */
42 struct idprom {
43 	u_char	id_format;		/* format identifier (= 1) */
44 	u_char	id_machine;		/* machine type (see param.h) */
45 	u_char	id_ether[6];		/* ethernet address */
46 	int	id_date;		/* date of manufacture */
47 	u_char	id_hostid[3];		/* ``host id'' bytes */
48 	u_char	id_checksum;		/* xor of everything else */
49 	char	id_undef[16];		/* undefined */
50 };
51 
52 #define ID_SUN4_100	0x22
53 #define ID_SUN4_200	0x21
54 #define ID_SUN4_300	0x23
55 #define ID_SUN4_400	0x24
56 
57 #define IDPROM_VERSION 1
58