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Daniel Hellstromc2f02da2008-03-28 09:47:00 +01001/* machines.h: Defines for taking apart the machine type value in the
2 * idprom and determining the kind of machine we are on.
3 *
4 * Taken from the SPARC port of Linux.
5 *
6 * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
7 * Copyright (C) 2007 Daniel Hellstrom (daniel@gaisler.com)
8 *
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License as
11 * published by the Free Software Foundation; either version 2 of
12 * the License, or (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
22 * MA 02111-1307 USA
23 *
24 */
25
26#ifndef __SPARC_MACHINES_H__
27#define __SPARC_MACHINES_H__
28
29struct Sun_Machine_Models {
30 char *name;
31 unsigned char id_machtype;
32};
33
34/* Current number of machines we know about that has an IDPROM
35 * machtype entry including one entry for the 0x80 OBP machines.
36 */
37#define NUM_SUN_MACHINES 16
38
39extern struct Sun_Machine_Models Sun_Machines[NUM_SUN_MACHINES];
40
41/* The machine type in the idprom area looks like this:
42 *
43 * ---------------
44 * | ARCH | MACH |
45 * ---------------
46 * 7 4 3 0
47 *
48 * The ARCH field determines the architecture line (sun4, sun4c, etc).
49 * The MACH field determines the machine make within that architecture.
50 */
51
52#define SM_ARCH_MASK 0xf0
53#define SM_SUN4 0x20
54#define M_LEON2 0x30
55#define SM_SUN4C 0x50
56#define SM_SUN4M 0x70
57#define SM_SUN4M_OBP 0x80
58
59#define SM_TYP_MASK 0x0f
60/* Sun4 machines */
61#define SM_4_260 0x01 /* Sun 4/200 series */
62#define SM_4_110 0x02 /* Sun 4/100 series */
63#define SM_4_330 0x03 /* Sun 4/300 series */
64#define SM_4_470 0x04 /* Sun 4/400 series */
65
66/* Leon machines */
67#define M_LEON2_SOC 0x01 /* Leon2 SoC */
68
69/* Sun4c machines Full Name - PROM NAME */
70#define SM_4C_SS1 0x01 /* Sun4c SparcStation 1 - Sun 4/60 */
71#define SM_4C_IPC 0x02 /* Sun4c SparcStation IPC - Sun 4/40 */
72#define SM_4C_SS1PLUS 0x03 /* Sun4c SparcStation 1+ - Sun 4/65 */
73#define SM_4C_SLC 0x04 /* Sun4c SparcStation SLC - Sun 4/20 */
74#define SM_4C_SS2 0x05 /* Sun4c SparcStation 2 - Sun 4/75 */
75#define SM_4C_ELC 0x06 /* Sun4c SparcStation ELC - Sun 4/25 */
76#define SM_4C_IPX 0x07 /* Sun4c SparcStation IPX - Sun 4/50 */
77
78/* Sun4m machines, these predate the OpenBoot. These values only mean
79 * something if the value in the ARCH field is SM_SUN4M, if it is
80 * SM_SUN4M_OBP then you have the following situation:
81 * 1) You either have a sun4d, a sun4e, or a recently made sun4m.
82 * 2) You have to consult OpenBoot to determine which machine this is.
83 */
84#define SM_4M_SS60 0x01 /* Sun4m SparcSystem 600 */
85#define SM_4M_SS50 0x02 /* Sun4m SparcStation 10 */
86#define SM_4M_SS40 0x03 /* Sun4m SparcStation 5 */
87
88/* Sun4d machines -- N/A */
89/* Sun4e machines -- N/A */
90/* Sun4u machines -- N/A */
91
92#endif /* !(_SPARC_MACHINES_H) */