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1 /*
2  * machines.h:  Defines for taking apart the machine type value in the
3  *              idprom and determining the kind of machine we are on.
4  *
5  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
6  */
7 #ifndef _SPARC_MACHINES_H
8 #define _SPARC_MACHINES_H
9 
10 struct Sun_Machine_Models {
11 	char *name;
12 	unsigned char id_machtype;
13 };
14 
15 /* Current number of machines we know about that has an IDPROM
16  * machtype entry including one entry for the 0x80 OBP machines.
17  */
18 #define NUM_SUN_MACHINES   15
19 
20 /* The machine type in the idprom area looks like this:
21  *
22  * ---------------
23  * | ARCH | MACH |
24  * ---------------
25  *  7    4 3    0
26  *
27  * The ARCH field determines the architecture line (sun4, sun4c, etc).
28  * The MACH field determines the machine make within that architecture.
29  */
30 
31 #define SM_ARCH_MASK  0xf0
32 #define SM_SUN4       0x20
33 #define SM_SUN4C      0x50
34 #define SM_SUN4M      0x70
35 #define SM_SUN4M_OBP  0x80
36 
37 #define SM_TYP_MASK   0x0f
38 /* Sun4 machines */
39 #define SM_4_260      0x01    /* Sun 4/200 series */
40 #define SM_4_110      0x02    /* Sun 4/100 series */
41 #define SM_4_330      0x03    /* Sun 4/300 series */
42 #define SM_4_470      0x04    /* Sun 4/400 series */
43 
44 /* Sun4c machines                Full Name              - PROM NAME */
45 #define SM_4C_SS1     0x01    /* Sun4c SparcStation 1   - Sun 4/60  */
46 #define SM_4C_IPC     0x02    /* Sun4c SparcStation IPC - Sun 4/40  */
47 #define SM_4C_SS1PLUS 0x03    /* Sun4c SparcStation 1+  - Sun 4/65  */
48 #define SM_4C_SLC     0x04    /* Sun4c SparcStation SLC - Sun 4/20  */
49 #define SM_4C_SS2     0x05    /* Sun4c SparcStation 2   - Sun 4/75  */
50 #define SM_4C_ELC     0x06    /* Sun4c SparcStation ELC - Sun 4/25  */
51 #define SM_4C_IPX     0x07    /* Sun4c SparcStation IPX - Sun 4/50  */
52 
53 /* Sun4m machines, these predate the OpenBoot.  These values only mean
54  * something if the value in the ARCH field is SM_SUN4M, if it is
55  * SM_SUN4M_OBP then you have the following situation:
56  * 1) You either have a sun4d, a sun4e, or a recently made sun4m.
57  * 2) You have to consult OpenBoot to determine which machine this is.
58  */
59 #define SM_4M_SS60    0x01    /* Sun4m SparcSystem 600                  */
60 #define SM_4M_SS50    0x02    /* Sun4m SparcStation 10                  */
61 #define SM_4M_SS40    0x03    /* Sun4m SparcStation 5                   */
62 
63 /* Sun4d machines -- N/A */
64 /* Sun4e machines -- N/A */
65 /* Sun4u machines -- N/A */
66 
67 #endif /* !(_SPARC_MACHINES_H) */
68