| /* |
| * machines.h: Defines for taking apart the machine type value in the |
| * idprom and determining the kind of machine we are on. |
| * |
| * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) |
| */ |
| #ifndef _SPARC_MACHINES_H |
| #define _SPARC_MACHINES_H |
| |
| struct Sun_Machine_Models { |
| char *name; |
| unsigned char id_machtype; |
| }; |
| |
| /* The machine type in the idprom area looks like this: |
| * |
| * --------------- |
| * | ARCH | MACH | |
| * --------------- |
| * 7 4 3 0 |
| * |
| * The ARCH field determines the architecture line (sun4m, etc). |
| * The MACH field determines the machine make within that architecture. |
| */ |
| |
| #define SM_ARCH_MASK 0xf0 |
| #define M_LEON 0x30 |
| #define SM_SUN4M 0x70 |
| #define SM_SUN4M_OBP 0x80 |
| |
| #define SM_TYP_MASK 0x0f |
| |
| /* Leon machines */ |
| #define M_LEON3_SOC 0x02 /* Leon3 SoC */ |
| |
| /* Sun4m machines, these predate the OpenBoot. These values only mean |
| * something if the value in the ARCH field is SM_SUN4M, if it is |
| * SM_SUN4M_OBP then you have the following situation: |
| * 1) You either have a sun4d, a sun4e, or a recently made sun4m. |
| * 2) You have to consult OpenBoot to determine which machine this is. |
| */ |
| #define SM_4M_SS60 0x01 /* Sun4m SparcSystem 600 */ |
| #define SM_4M_SS50 0x02 /* Sun4m SparcStation 10 */ |
| #define SM_4M_SS40 0x03 /* Sun4m SparcStation 5 */ |
| |
| /* Sun4d machines -- N/A */ |
| /* Sun4e machines -- N/A */ |
| /* Sun4u machines -- N/A */ |
| |
| #endif /* !(_SPARC_MACHINES_H) */ |
