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 10struct Sun_Machine_Models { 11 char *name; 12 unsigned char id_machtype; 13}; 14 15/* The machine type in the idprom area looks like this: 16 * 17 * --------------- 18 * | ARCH | MACH | 19 * --------------- 20 * 7 4 3 0 21 * 22 * The ARCH field determines the architecture line (sun4m, etc). 23 * The MACH field determines the machine make within that architecture. 24 */ 25 26#define SM_ARCH_MASK 0xf0 27#define M_LEON 0x30 28#define SM_SUN4M 0x70 29#define SM_SUN4M_OBP 0x80 30 31#define SM_TYP_MASK 0x0f 32 33/* Leon machines */ 34#define M_LEON3_SOC 0x02 /* Leon3 SoC */ 35 36/* Sun4m machines, these predate the OpenBoot. These values only mean 37 * something if the value in the ARCH field is SM_SUN4M, if it is 38 * SM_SUN4M_OBP then you have the following situation: 39 * 1) You either have a sun4d, a sun4e, or a recently made sun4m. 40 * 2) You have to consult OpenBoot to determine which machine this is. 41 */ 42#define SM_4M_SS60 0x01 /* Sun4m SparcSystem 600 */ 43#define SM_4M_SS50 0x02 /* Sun4m SparcStation 10 */ 44#define SM_4M_SS40 0x03 /* Sun4m SparcStation 5 */ 45 46/* Sun4d machines -- N/A */ 47/* Sun4e machines -- N/A */ 48/* Sun4u machines -- N/A */ 49 50#endif /* !(_SPARC_MACHINES_H) */ 51