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machine.h
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machine.h
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/*
* Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
*
* @APPLE_LICENSE_HEADER_START@
*
* "Portions Copyright (c) 1999 Apple Computer, Inc. All Rights
* Reserved. This file contains Original Code and/or Modifications of
* Original Code as defined in and that are subject to the Apple Public
* Source License Version 1.0 (the 'License'). You may not use this file
* except in compliance with the License. Please obtain a copy of the
* License at http://www.apple.com/publicsource and read it before using
* this file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
* License for the specific language governing rights and limitations
* under the License."
*
* @APPLE_LICENSE_HEADER_END@
*/
/*
* Mach Operating System
* Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
* All Rights Reserved.
*
* Permission to use, copy, modify and distribute this software and its
* documentation is hereby granted, provided that both the copyright
* notice and this permission notice appear in all copies of the
* software, derivative works or modified versions, and any portions
* thereof, and that both notices appear in supporting documentation.
*
* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
* ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
*
* Carnegie Mellon requests users of this software to return to
*
* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
* School of Computer Science
* Carnegie Mellon University
* Pittsburgh PA 15213-3890
*
* any improvements or extensions that they make and grant Carnegie Mellon
* the rights to redistribute these changes.
*/
/* File: machine.h
* Author: Avadis Tevanian, Jr.
* Date: 1986
*
* Machine independent machine abstraction.
*/
#ifndef _MACH_MACHINE_H_
#define _MACH_MACHINE_H_
#import <mach/machine/vm_types.h>
#import <mach/boolean.h>
/*
* For each host, there is a maximum possible number of
* cpus that may be available in the system. This is the
* compile-time constant NCPUS, which is defined in cpus.h.
*
* In addition, there is a machine_slot specifier for each
* possible cpu in the system.
*/
struct machine_info {
integer_t major_version; /* kernel major version id */
integer_t minor_version; /* kernel minor version id */
integer_t max_cpus; /* max number of cpus compiled */
integer_t avail_cpus; /* number actually available */
vm_size_t memory_size; /* size of memory in bytes */
};
typedef struct machine_info *machine_info_t;
typedef struct machine_info machine_info_data_t; /* bogus */
typedef integer_t cpu_type_t;
typedef integer_t cpu_subtype_t;
#define CPU_STATE_MAX 3
#define CPU_STATE_USER 0
#define CPU_STATE_SYSTEM 1
#define CPU_STATE_IDLE 2
struct machine_slot {
/*boolean_t*/integer_t is_cpu; /* is there a cpu in this slot? */
cpu_type_t cpu_type; /* type of cpu */
cpu_subtype_t cpu_subtype; /* subtype of cpu */
/*boolean_t*/integer_t running; /* is cpu running */
integer_t cpu_ticks[CPU_STATE_MAX];
integer_t clock_freq; /* clock interrupt frequency */
};
typedef struct machine_slot *machine_slot_t;
typedef struct machine_slot machine_slot_data_t; /* bogus */
#ifdef KERNEL
extern struct machine_info machine_info;
extern struct machine_slot machine_slot[];
extern vm_offset_t interrupt_stack[];
#endif /* KERNEL */
/*
* Machine types known by all.
*/
#define CPU_TYPE_ANY ((cpu_type_t) -1)
#define CPU_TYPE_VAX ((cpu_type_t) 1)
/* skip ((cpu_type_t) 2) */
/* skip ((cpu_type_t) 3) */
/* skip ((cpu_type_t) 4) */
/* skip ((cpu_type_t) 5) */
#define CPU_TYPE_MC680x0 ((cpu_type_t) 6)
#define CPU_TYPE_I386 ((cpu_type_t) 7)
/* skip CPU_TYPE_MIPS ((cpu_type_t) 8) */
/* skip ((cpu_type_t) 9) */
#define CPU_TYPE_MC98000 ((cpu_type_t) 10)
#define CPU_TYPE_HPPA ((cpu_type_t) 11)
/* skip CPU_TYPE_ARM ((cpu_type_t) 12) */
#define CPU_TYPE_MC88000 ((cpu_type_t) 13)
#define CPU_TYPE_SPARC ((cpu_type_t) 14)
#define CPU_TYPE_I860 ((cpu_type_t) 15)
/* skip CPU_TYPE_ALPHA ((cpu_type_t) 16) */
/* skip ((cpu_type_t) 17) */
#define CPU_TYPE_POWERPC ((cpu_type_t) 18)
/*
* Machine subtypes (these are defined here, instead of in a machine
* dependent directory, so that any program can get all definitions
* regardless of where is it compiled).
*/
/*
* Object files that are hand-crafted to run on any
* implementation of an architecture are tagged with
* CPU_SUBTYPE_MULTIPLE. This functions essentially the same as
* the "ALL" subtype of an architecture except that it allows us
* to easily find object files that may need to be modified
* whenever a new implementation of an architecture comes out.
*
* It is the responsibility of the implementor to make sure the
* software handles unsupported implementations elegantly.
*/
#define CPU_SUBTYPE_MULTIPLE ((cpu_subtype_t) -1)
#define CPU_SUBTYPE_LITTLE_ENDIAN ((cpu_subtype_t) 0)
#define CPU_SUBTYPE_BIG_ENDIAN ((cpu_subtype_t) 1)
/*
* VAX subtypes (these do *not* necessary conform to the actual cpu
* ID assigned by DEC available via the SID register).
*/
#define CPU_SUBTYPE_VAX_ALL ((cpu_subtype_t) 0)
#define CPU_SUBTYPE_VAX780 ((cpu_subtype_t) 1)
#define CPU_SUBTYPE_VAX785 ((cpu_subtype_t) 2)
#define CPU_SUBTYPE_VAX750 ((cpu_subtype_t) 3)
#define CPU_SUBTYPE_VAX730 ((cpu_subtype_t) 4)
#define CPU_SUBTYPE_UVAXI ((cpu_subtype_t) 5)
#define CPU_SUBTYPE_UVAXII ((cpu_subtype_t) 6)
#define CPU_SUBTYPE_VAX8200 ((cpu_subtype_t) 7)
#define CPU_SUBTYPE_VAX8500 ((cpu_subtype_t) 8)
#define CPU_SUBTYPE_VAX8600 ((cpu_subtype_t) 9)
#define CPU_SUBTYPE_VAX8650 ((cpu_subtype_t) 10)
#define CPU_SUBTYPE_VAX8800 ((cpu_subtype_t) 11)
#define CPU_SUBTYPE_UVAXIII ((cpu_subtype_t) 12)
/*
* 680x0 subtypes
*
* The subtype definitions here are unusual for historical reasons.
* NeXT used to consider 68030 code as generic 68000 code. For
* backwards compatability:
*
* CPU_SUBTYPE_MC68030 symbol has been preserved for source code
* compatability.
*
* CPU_SUBTYPE_MC680x0_ALL has been defined to be the same
* subtype as CPU_SUBTYPE_MC68030 for binary comatability.
*
* CPU_SUBTYPE_MC68030_ONLY has been added to allow new object
* files to be tagged as containing 68030-specific instructions.
*/
#define CPU_SUBTYPE_MC680x0_ALL ((cpu_subtype_t) 1)
#define CPU_SUBTYPE_MC68030 ((cpu_subtype_t) 1) /* compat */
#define CPU_SUBTYPE_MC68040 ((cpu_subtype_t) 2)
#define CPU_SUBTYPE_MC68030_ONLY ((cpu_subtype_t) 3)
/*
* I386 subtypes.
*/
#define CPU_SUBTYPE_I386_ALL ((cpu_subtype_t) 3)
#define CPU_SUBTYPE_386 ((cpu_subtype_t) 3)
#define CPU_SUBTYPE_486 ((cpu_subtype_t) 4)
#define CPU_SUBTYPE_486SX ((cpu_subtype_t) 4 + 128)
#define CPU_SUBTYPE_586 ((cpu_subtype_t) 5)
#define CPU_SUBTYPE_INTEL(f, m) ((cpu_subtype_t) (f) + ((m) << 4))
#define CPU_SUBTYPE_PENT CPU_SUBTYPE_INTEL(5, 0)
#define CPU_SUBTYPE_PENTPRO CPU_SUBTYPE_INTEL(6, 1)
#define CPU_SUBTYPE_PENTII_M3 CPU_SUBTYPE_INTEL(6, 3)
#define CPU_SUBTYPE_PENTII_M5 CPU_SUBTYPE_INTEL(6, 5)
#define CPU_SUBTYPE_INTEL_FAMILY(x) ((x) & 15)
#define CPU_SUBTYPE_INTEL_FAMILY_MAX 15
#define CPU_SUBTYPE_INTEL_MODEL(x) ((x) >> 4)
#define CPU_SUBTYPE_INTEL_MODEL_ALL 0
/*
* Mips subtypes.
*/
#define CPU_SUBTYPE_MIPS_ALL ((cpu_subtype_t) 0)
#define CPU_SUBTYPE_MIPS_R2300 ((cpu_subtype_t) 1)
#define CPU_SUBTYPE_MIPS_R2600 ((cpu_subtype_t) 2)
#define CPU_SUBTYPE_MIPS_R2800 ((cpu_subtype_t) 3)
#define CPU_SUBTYPE_MIPS_R2000a ((cpu_subtype_t) 4) /* pmax */
#define CPU_SUBTYPE_MIPS_R2000 ((cpu_subtype_t) 5)
#define CPU_SUBTYPE_MIPS_R3000a ((cpu_subtype_t) 6) /* 3max */
#define CPU_SUBTYPE_MIPS_R3000 ((cpu_subtype_t) 7)
/*
* MC98000 (PowerPC) subtypes
*/
#define CPU_SUBTYPE_MC98000_ALL ((cpu_subtype_t) 0)
#define CPU_SUBTYPE_MC98601 ((cpu_subtype_t) 1)
/*
* HPPA subtypes for Hewlett-Packard HP-PA family of
* risc processors. Port by NeXT to 700 series.
*/
#define CPU_SUBTYPE_HPPA_ALL ((cpu_subtype_t) 0)
#define CPU_SUBTYPE_HPPA_7100 ((cpu_subtype_t) 0) /* compat */
#define CPU_SUBTYPE_HPPA_7100LC ((cpu_subtype_t) 1)
/*
* MC88000 subtypes.
*/
#define CPU_SUBTYPE_MC88000_ALL ((cpu_subtype_t) 0)
#define CPU_SUBTYPE_MC88100 ((cpu_subtype_t) 1)
#define CPU_SUBTYPE_MC88110 ((cpu_subtype_t) 2)
/*
* SPARC subtypes
*/
#define CPU_SUBTYPE_SPARC_ALL ((cpu_subtype_t) 0)
/*
* I860 subtypes
*/
#define CPU_SUBTYPE_I860_ALL ((cpu_subtype_t) 0)
#define CPU_SUBTYPE_I860_860 ((cpu_subtype_t) 1)
/*
* PowerPC subtypes
*/
#define CPU_SUBTYPE_POWERPC_ALL ((cpu_subtype_t) 0)
#define CPU_SUBTYPE_POWERPC_601 ((cpu_subtype_t) 1)
#define CPU_SUBTYPE_POWERPC_602 ((cpu_subtype_t) 2)
#define CPU_SUBTYPE_POWERPC_603 ((cpu_subtype_t) 3)
#define CPU_SUBTYPE_POWERPC_603e ((cpu_subtype_t) 4)
#define CPU_SUBTYPE_POWERPC_603ev ((cpu_subtype_t) 5)
#define CPU_SUBTYPE_POWERPC_604 ((cpu_subtype_t) 6)
#define CPU_SUBTYPE_POWERPC_604e ((cpu_subtype_t) 7)
#define CPU_SUBTYPE_POWERPC_620 ((cpu_subtype_t) 8)
#define CPU_SUBTYPE_POWERPC_750 ((cpu_subtype_t) 9)
#endif /* _MACH_MACHINE_H_ */