spi-topcliff-pch: Fix issue for transmitting over 4KByte
[zen-stable.git] / arch / sparc / include / asm / machines.h
blobcd9c099567e41dc89f8c50fc218fc60107aa46de
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.
5 * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
6 */
7 #ifndef _SPARC_MACHINES_H
8 #define _SPARC_MACHINES_H
10 struct Sun_Machine_Models {
11 char *name;
12 unsigned char id_machtype;
15 /* Current number of machines we know about that has an IDPROM
16 * machtype entry including one entry for the 0x80 OBP machines.
18 #define NUM_SUN_MACHINES 16
20 /* The machine type in the idprom area looks like this:
22 * ---------------
23 * | ARCH | MACH |
24 * ---------------
25 * 7 4 3 0
27 * The ARCH field determines the architecture line (sun4, sun4c, etc).
28 * The MACH field determines the machine make within that architecture.
31 #define SM_ARCH_MASK 0xf0
32 #define SM_SUN4 0x20
33 #define M_LEON 0x30
34 #define SM_SUN4C 0x50
35 #define SM_SUN4M 0x70
36 #define SM_SUN4M_OBP 0x80
38 #define SM_TYP_MASK 0x0f
39 /* Sun4 machines */
40 #define SM_4_260 0x01 /* Sun 4/200 series */
41 #define SM_4_110 0x02 /* Sun 4/100 series */
42 #define SM_4_330 0x03 /* Sun 4/300 series */
43 #define SM_4_470 0x04 /* Sun 4/400 series */
45 /* Leon machines */
46 #define M_LEON3_SOC 0x02 /* Leon3 SoC */
48 /* Sun4c machines Full Name - PROM NAME */
49 #define SM_4C_SS1 0x01 /* Sun4c SparcStation 1 - Sun 4/60 */
50 #define SM_4C_IPC 0x02 /* Sun4c SparcStation IPC - Sun 4/40 */
51 #define SM_4C_SS1PLUS 0x03 /* Sun4c SparcStation 1+ - Sun 4/65 */
52 #define SM_4C_SLC 0x04 /* Sun4c SparcStation SLC - Sun 4/20 */
53 #define SM_4C_SS2 0x05 /* Sun4c SparcStation 2 - Sun 4/75 */
54 #define SM_4C_ELC 0x06 /* Sun4c SparcStation ELC - Sun 4/25 */
55 #define SM_4C_IPX 0x07 /* Sun4c SparcStation IPX - Sun 4/50 */
57 /* Sun4m machines, these predate the OpenBoot. These values only mean
58 * something if the value in the ARCH field is SM_SUN4M, if it is
59 * SM_SUN4M_OBP then you have the following situation:
60 * 1) You either have a sun4d, a sun4e, or a recently made sun4m.
61 * 2) You have to consult OpenBoot to determine which machine this is.
63 #define SM_4M_SS60 0x01 /* Sun4m SparcSystem 600 */
64 #define SM_4M_SS50 0x02 /* Sun4m SparcStation 10 */
65 #define SM_4M_SS40 0x03 /* Sun4m SparcStation 5 */
67 /* Sun4d machines -- N/A */
68 /* Sun4e machines -- N/A */
69 /* Sun4u machines -- N/A */
71 #endif /* !(_SPARC_MACHINES_H) */