1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
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  * Sun3/3x models added by David Monro (davidm@psrg.cs.usyd.edu.au)
8  */
9 #ifndef _SPARC_MACHINES_H
10 #define _SPARC_MACHINES_H
11 
12 struct Sun_Machine_Models {
13 	char *name;
14 	unsigned char id_machtype;
15 };
16 
17 /* Current number of machines we know about that has an IDPROM
18  * machtype entry including one entry for the 0x80 OBP machines.
19  */
20 // reduced along with table in arch/m68k/sun3/idprom.c
21 // sun3 port doesn't need to know about sparc machines.
22 //#define NUM_SUN_MACHINES   23
23 #define NUM_SUN_MACHINES  8
24 
25 /* The machine type in the idprom area looks like this:
26  *
27  * ---------------
28  * | ARCH | MACH |
29  * ---------------
30  *  7    4 3    0
31  *
32  * The ARCH field determines the architecture line (sun4, sun4c, etc).
33  * The MACH field determines the machine make within that architecture.
34  */
35 
36 #define SM_ARCH_MASK  0xf0
37 #define SM_SUN3       0x10
38 #define SM_SUN4       0x20
39 #define SM_SUN3X      0x40
40 #define SM_SUN4C      0x50
41 #define SM_SUN4M      0x70
42 #define SM_SUN4M_OBP  0x80
43 
44 #define SM_TYP_MASK   0x0f
45 /* Sun3 machines */
46 #define SM_3_160      0x01    /* Sun 3/160 series */
47 #define SM_3_50       0x02    /* Sun 3/50 series */
48 #define SM_3_260      0x03    /* Sun 3/260 series */
49 #define SM_3_110      0x04    /* Sun 3/110 series */
50 #define SM_3_60       0x07    /* Sun 3/60 series */
51 #define SM_3_E        0x08    /* Sun 3/E series */
52 
53 /* Sun3x machines */
54 #define SM_3_460      0x01    /* Sun 3/460 (460,470,480) series */
55 #define SM_3_80       0x02    /* Sun 3/80 series */
56 
57 /* Sun4 machines */
58 #define SM_4_260      0x01    /* Sun 4/200 series */
59 #define SM_4_110      0x02    /* Sun 4/100 series */
60 #define SM_4_330      0x03    /* Sun 4/300 series */
61 #define SM_4_470      0x04    /* Sun 4/400 series */
62 
63 /* Sun4c machines                Full Name              - PROM NAME */
64 #define SM_4C_SS1     0x01    /* Sun4c SparcStation 1   - Sun 4/60  */
65 #define SM_4C_IPC     0x02    /* Sun4c SparcStation IPC - Sun 4/40  */
66 #define SM_4C_SS1PLUS 0x03    /* Sun4c SparcStation 1+  - Sun 4/65  */
67 #define SM_4C_SLC     0x04    /* Sun4c SparcStation SLC - Sun 4/20  */
68 #define SM_4C_SS2     0x05    /* Sun4c SparcStation 2   - Sun 4/75  */
69 #define SM_4C_ELC     0x06    /* Sun4c SparcStation ELC - Sun 4/25  */
70 #define SM_4C_IPX     0x07    /* Sun4c SparcStation IPX - Sun 4/50  */
71 
72 /* Sun4m machines, these predate the OpenBoot.  These values only mean
73  * something if the value in the ARCH field is SM_SUN4M, if it is
74  * SM_SUN4M_OBP then you have the following situation:
75  * 1) You either have a sun4d, a sun4e, or a recently made sun4m.
76  * 2) You have to consult OpenBoot to determine which machine this is.
77  */
78 #define SM_4M_SS60    0x01    /* Sun4m SparcSystem 600                  */
79 #define SM_4M_SS50    0x02    /* Sun4m SparcStation 10                  */
80 #define SM_4M_SS40    0x03    /* Sun4m SparcStation 5                   */
81 
82 /* Sun4d machines -- N/A */
83 /* Sun4e machines -- N/A */
84 /* Sun4u machines -- N/A */
85 
86 #endif /* !(_SPARC_MACHINES_H) */
87