1 /* machines.h: Defines for taking apart the machine type value in the
2 * idprom and determining the kind of machine we are on.
4 * Taken from the SPARC port of Linux.
6 * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
7 * Copyright (C) 2007 Daniel Hellstrom (daniel@gaisler.com)
9 * SPDX-License-Identifier: GPL-2.0+
12 #ifndef __SPARC_MACHINES_H__
13 #define __SPARC_MACHINES_H__
15 struct Sun_Machine_Models
{
17 unsigned char id_machtype
;
20 /* Current number of machines we know about that has an IDPROM
21 * machtype entry including one entry for the 0x80 OBP machines.
23 #define NUM_SUN_MACHINES 16
25 extern struct Sun_Machine_Models Sun_Machines
[NUM_SUN_MACHINES
];
27 /* The machine type in the idprom area looks like this:
34 * The ARCH field determines the architecture line (sun4, sun4c, etc).
35 * The MACH field determines the machine make within that architecture.
38 #define SM_ARCH_MASK 0xf0
43 #define SM_SUN4M_OBP 0x80
45 #define SM_TYP_MASK 0x0f
47 #define SM_4_260 0x01 /* Sun 4/200 series */
48 #define SM_4_110 0x02 /* Sun 4/100 series */
49 #define SM_4_330 0x03 /* Sun 4/300 series */
50 #define SM_4_470 0x04 /* Sun 4/400 series */
53 #define M_LEON2_SOC 0x01 /* Leon2 SoC */
55 /* Sun4c machines Full Name - PROM NAME */
56 #define SM_4C_SS1 0x01 /* Sun4c SparcStation 1 - Sun 4/60 */
57 #define SM_4C_IPC 0x02 /* Sun4c SparcStation IPC - Sun 4/40 */
58 #define SM_4C_SS1PLUS 0x03 /* Sun4c SparcStation 1+ - Sun 4/65 */
59 #define SM_4C_SLC 0x04 /* Sun4c SparcStation SLC - Sun 4/20 */
60 #define SM_4C_SS2 0x05 /* Sun4c SparcStation 2 - Sun 4/75 */
61 #define SM_4C_ELC 0x06 /* Sun4c SparcStation ELC - Sun 4/25 */
62 #define SM_4C_IPX 0x07 /* Sun4c SparcStation IPX - Sun 4/50 */
64 /* Sun4m machines, these predate the OpenBoot. These values only mean
65 * something if the value in the ARCH field is SM_SUN4M, if it is
66 * SM_SUN4M_OBP then you have the following situation:
67 * 1) You either have a sun4d, a sun4e, or a recently made sun4m.
68 * 2) You have to consult OpenBoot to determine which machine this is.
70 #define SM_4M_SS60 0x01 /* Sun4m SparcSystem 600 */
71 #define SM_4M_SS50 0x02 /* Sun4m SparcStation 10 */
72 #define SM_4M_SS40 0x03 /* Sun4m SparcStation 5 */
74 /* Sun4d machines -- N/A */
75 /* Sun4e machines -- N/A */
76 /* Sun4u machines -- N/A */
78 #endif /* !(_SPARC_MACHINES_H) */