1 /* SPDX-License-Identifier: GPL-2.0 */ 1
2 /*
3 * machines.h: Defines for taking apart the m
4 * idprom and determining the kin
5 *
6 * Copyright (C) 1995 David S. Miller (davem@c
7 */
8 #ifndef _SPARC_MACHINES_H
9 #define _SPARC_MACHINES_H
10
11 struct Sun_Machine_Models {
12 char *name;
13 unsigned char id_machtype;
14 };
15
16 /* The machine type in the idprom area looks l
17 *
18 * ---------------
19 * | ARCH | MACH |
20 * ---------------
21 * 7 4 3 0
22 *
23 * The ARCH field determines the architecture
24 * The MACH field determines the machine make
25 */
26
27 #define SM_ARCH_MASK 0xf0
28 #define M_LEON 0x30
29 #define SM_SUN4M 0x70
30 #define SM_SUN4M_OBP 0x80
31
32 #define SM_TYP_MASK 0x0f
33
34 /* Leon machines */
35 #define M_LEON3_SOC 0x02 /* Leon3 SoC */
36
37 /* Sun4m machines, these predate the OpenBoot.
38 * something if the value in the ARCH field is
39 * SM_SUN4M_OBP then you have the following si
40 * 1) You either have a sun4d, a sun4e, or a r
41 * 2) You have to consult OpenBoot to determin
42 */
43 #define SM_4M_SS60 0x01 /* Sun4m SparcSy
44 #define SM_4M_SS50 0x02 /* Sun4m SparcSt
45 #define SM_4M_SS40 0x03 /* Sun4m SparcSt
46
47 /* Sun4d machines -- N/A */
48 /* Sun4e machines -- N/A */
49 /* Sun4u machines -- N/A */
50
51 #endif /* !(_SPARC_MACHINES_H) */
52
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