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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
88278ca2 | 2 | /* |
1da177e4 LT |
3 | * machines.h: Defines for taking apart the machine type value in the |
4 | * idprom and determining the kind of machine we are on. | |
5 | * | |
6 | * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) | |
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 | ||
1da177e4 LT |
16 | /* The machine type in the idprom area looks like this: |
17 | * | |
18 | * --------------- | |
19 | * | ARCH | MACH | | |
20 | * --------------- | |
21 | * 7 4 3 0 | |
22 | * | |
ee906c9e | 23 | * The ARCH field determines the architecture line (sun4m, etc). |
1da177e4 LT |
24 | * The MACH field determines the machine make within that architecture. |
25 | */ | |
26 | ||
27 | #define SM_ARCH_MASK 0xf0 | |
0fd7ef1f | 28 | #define M_LEON 0x30 |
1da177e4 LT |
29 | #define SM_SUN4M 0x70 |
30 | #define SM_SUN4M_OBP 0x80 | |
31 | ||
32 | #define SM_TYP_MASK 0x0f | |
1da177e4 | 33 | |
0fd7ef1f KE |
34 | /* Leon machines */ |
35 | #define M_LEON3_SOC 0x02 /* Leon3 SoC */ | |
36 | ||
1da177e4 LT |
37 | /* Sun4m machines, these predate the OpenBoot. These values only mean |
38 | * something if the value in the ARCH field is SM_SUN4M, if it is | |
39 | * SM_SUN4M_OBP then you have the following situation: | |
40 | * 1) You either have a sun4d, a sun4e, or a recently made sun4m. | |
41 | * 2) You have to consult OpenBoot to determine which machine this is. | |
42 | */ | |
43 | #define SM_4M_SS60 0x01 /* Sun4m SparcSystem 600 */ | |
44 | #define SM_4M_SS50 0x02 /* Sun4m SparcStation 10 */ | |
45 | #define SM_4M_SS40 0x03 /* Sun4m SparcStation 5 */ | |
46 | ||
47 | /* Sun4d machines -- N/A */ | |
48 | /* Sun4e machines -- N/A */ | |
49 | /* Sun4u machines -- N/A */ | |
50 | ||
51 | #endif /* !(_SPARC_MACHINES_H) */ |