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51 lines
1.5 KiB
51 lines
1.5 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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/* |
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* machines.h: Defines for taking apart the machine type value in the |
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* idprom and determining the kind of machine we are on. |
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* |
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* Copyright (C) 1995 David S. Miller ([email protected]) |
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*/ |
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#ifndef _SPARC_MACHINES_H |
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#define _SPARC_MACHINES_H |
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struct Sun_Machine_Models { |
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char *name; |
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unsigned char id_machtype; |
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}; |
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/* The machine type in the idprom area looks like this: |
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* |
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* --------------- |
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* | ARCH | MACH | |
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* --------------- |
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* 7 4 3 0 |
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* |
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* The ARCH field determines the architecture line (sun4m, etc). |
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* The MACH field determines the machine make within that architecture. |
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*/ |
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#define SM_ARCH_MASK 0xf0 |
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#define M_LEON 0x30 |
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#define SM_SUN4M 0x70 |
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#define SM_SUN4M_OBP 0x80 |
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#define SM_TYP_MASK 0x0f |
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/* Leon machines */ |
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#define M_LEON3_SOC 0x02 /* Leon3 SoC */ |
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/* Sun4m machines, these predate the OpenBoot. These values only mean |
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* something if the value in the ARCH field is SM_SUN4M, if it is |
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* SM_SUN4M_OBP then you have the following situation: |
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* 1) You either have a sun4d, a sun4e, or a recently made sun4m. |
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* 2) You have to consult OpenBoot to determine which machine this is. |
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*/ |
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#define SM_4M_SS60 0x01 /* Sun4m SparcSystem 600 */ |
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#define SM_4M_SS50 0x02 /* Sun4m SparcStation 10 */ |
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#define SM_4M_SS40 0x03 /* Sun4m SparcStation 5 */ |
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/* Sun4d machines -- N/A */ |
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/* Sun4e machines -- N/A */ |
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/* Sun4u machines -- N/A */ |
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#endif /* !(_SPARC_MACHINES_H) */
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