1/* 2 * Copyright (c) 2000-2007 Apple Computer, Inc. All rights reserved. 3 * 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5 * 6 * This file contains Original Code and/or Modifications of Original Code 7 * as defined in and that are subject to the Apple Public Source License 8 * Version 2.0 (the 'License'). You may not use this file except in 9 * compliance with the License. The rights granted to you under the License 10 * may not be used to create, or enable the creation or redistribution of, 11 * unlawful or unlicensed copies of an Apple operating system, or to 12 * circumvent, violate, or enable the circumvention or violation of, any 13 * terms of an Apple operating system software license agreement. 14 * 15 * Please obtain a copy of the License at 16 * http://www.opensource.apple.com/apsl/ and read it before using this file. 17 * 18 * The Original Code and all software distributed under the License are 19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23 * Please see the License for the specific language governing rights and 24 * limitations under the License. 25 * 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27 */ 28/* 29 * Mach Operating System 30 * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University 31 * All Rights Reserved. 32 * 33 * Permission to use, copy, modify and distribute this software and its 34 * documentation is hereby granted, provided that both the copyright 35 * notice and this permission notice appear in all copies of the 36 * software, derivative works or modified versions, and any portions 37 * thereof, and that both notices appear in supporting documentation. 38 * 39 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" 40 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR 41 * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. 42 * 43 * Carnegie Mellon requests users of this software to return to 44 * 45 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU 46 * School of Computer Science 47 * Carnegie Mellon University 48 * Pittsburgh PA 15213-3890 49 * 50 * any improvements or extensions that they make and grant Carnegie Mellon 51 * the rights to redistribute these changes. 52 */ 53/* File: machine.h 54 * Author: Avadis Tevanian, Jr. 55 * Date: 1986 56 * 57 * Machine independent machine abstraction. 58 */ 59 60#ifndef _MACH_MACHINE_H_ 61#define _MACH_MACHINE_H_ 62 63#ifndef __ASSEMBLER__ 64 65#include <stdint.h> 66#include <mach/machine/vm_types.h> 67#include <mach/boolean.h> 68 69typedef integer_t cpu_type_t; 70typedef integer_t cpu_subtype_t; 71typedef integer_t cpu_threadtype_t; 72 73#define CPU_STATE_MAX 4 74 75#define CPU_STATE_USER 0 76#define CPU_STATE_SYSTEM 1 77#define CPU_STATE_IDLE 2 78#define CPU_STATE_NICE 3 79 80#ifdef KERNEL_PRIVATE 81 82#include <sys/cdefs.h> 83 84__BEGIN_DECLS 85cpu_type_t cpu_type(void); 86 87cpu_subtype_t cpu_subtype(void); 88 89cpu_threadtype_t cpu_threadtype(void); 90__END_DECLS 91 92#ifdef MACH_KERNEL_PRIVATE 93 94struct machine_info { 95 integer_t major_version; /* kernel major version id */ 96 integer_t minor_version; /* kernel minor version id */ 97 integer_t max_cpus; /* max number of CPUs possible */ 98 uint32_t memory_size; /* size of memory in bytes, capped at 2 GB */ 99 uint64_t max_mem; /* actual size of physical memory */ 100 uint32_t physical_cpu; /* number of physical CPUs now available */ 101 integer_t physical_cpu_max; /* max number of physical CPUs possible */ 102 uint32_t logical_cpu; /* number of logical cpu now available */ 103 integer_t logical_cpu_max; /* max number of physical CPUs possible */ 104}; 105 106typedef struct machine_info *machine_info_t; 107typedef struct machine_info machine_info_data_t; 108 109extern struct machine_info machine_info; 110 111__BEGIN_DECLS 112cpu_type_t slot_type( 113 int slot_num); 114 115cpu_subtype_t slot_subtype( 116 int slot_num); 117 118cpu_threadtype_t slot_threadtype( 119 int slot_num); 120__END_DECLS 121 122#endif /* MACH_KERNEL_PRIVATE */ 123#endif /* KERNEL_PRIVATE */ 124 125 126/* 127 * Capability bits used in the definition of cpu_type. 128 */ 129#define CPU_ARCH_MASK 0xff000000 /* mask for architecture bits */ 130#define CPU_ARCH_ABI64 0x01000000 /* 64 bit ABI */ 131 132/* 133 * Machine types known by all. 134 */ 135 136#define CPU_TYPE_ANY ((cpu_type_t) -1) 137 138#define CPU_TYPE_VAX ((cpu_type_t) 1) 139/* skip ((cpu_type_t) 2) */ 140/* skip ((cpu_type_t) 3) */ 141/* skip ((cpu_type_t) 4) */ 142/* skip ((cpu_type_t) 5) */ 143#define CPU_TYPE_MC680x0 ((cpu_type_t) 6) 144#define CPU_TYPE_X86 ((cpu_type_t) 7) 145#define CPU_TYPE_I386 CPU_TYPE_X86 /* compatibility */ 146#define CPU_TYPE_X86_64 (CPU_TYPE_X86 | CPU_ARCH_ABI64) 147 148/* skip CPU_TYPE_MIPS ((cpu_type_t) 8) */ 149/* skip ((cpu_type_t) 9) */ 150#define CPU_TYPE_MC98000 ((cpu_type_t) 10) 151#define CPU_TYPE_HPPA ((cpu_type_t) 11) 152#define CPU_TYPE_ARM ((cpu_type_t) 12) 153#define CPU_TYPE_ARM64 (CPU_TYPE_ARM | CPU_ARCH_ABI64) 154#define CPU_TYPE_MC88000 ((cpu_type_t) 13) 155#define CPU_TYPE_SPARC ((cpu_type_t) 14) 156#define CPU_TYPE_I860 ((cpu_type_t) 15) 157/* skip CPU_TYPE_ALPHA ((cpu_type_t) 16) */ 158/* skip ((cpu_type_t) 17) */ 159#define CPU_TYPE_POWERPC ((cpu_type_t) 18) 160#define CPU_TYPE_POWERPC64 (CPU_TYPE_POWERPC | CPU_ARCH_ABI64) 161 162/* 163 * Machine subtypes (these are defined here, instead of in a machine 164 * dependent directory, so that any program can get all definitions 165 * regardless of where is it compiled). 166 */ 167 168/* 169 * Capability bits used in the definition of cpu_subtype. 170 */ 171#define CPU_SUBTYPE_MASK 0xff000000 /* mask for feature flags */ 172#define CPU_SUBTYPE_LIB64 0x80000000 /* 64 bit libraries */ 173 174 175/* 176 * Object files that are hand-crafted to run on any 177 * implementation of an architecture are tagged with 178 * CPU_SUBTYPE_MULTIPLE. This functions essentially the same as 179 * the "ALL" subtype of an architecture except that it allows us 180 * to easily find object files that may need to be modified 181 * whenever a new implementation of an architecture comes out. 182 * 183 * It is the responsibility of the implementor to make sure the 184 * software handles unsupported implementations elegantly. 185 */ 186#define CPU_SUBTYPE_MULTIPLE ((cpu_subtype_t) -1) 187#define CPU_SUBTYPE_LITTLE_ENDIAN ((cpu_subtype_t) 0) 188#define CPU_SUBTYPE_BIG_ENDIAN ((cpu_subtype_t) 1) 189 190/* 191 * Machine threadtypes. 192 * This is none - not defined - for most machine types/subtypes. 193 */ 194#define CPU_THREADTYPE_NONE ((cpu_threadtype_t) 0) 195 196/* 197 * VAX subtypes (these do *not* necessary conform to the actual cpu 198 * ID assigned by DEC available via the SID register). 199 */ 200 201#define CPU_SUBTYPE_VAX_ALL ((cpu_subtype_t) 0) 202#define CPU_SUBTYPE_VAX780 ((cpu_subtype_t) 1) 203#define CPU_SUBTYPE_VAX785 ((cpu_subtype_t) 2) 204#define CPU_SUBTYPE_VAX750 ((cpu_subtype_t) 3) 205#define CPU_SUBTYPE_VAX730 ((cpu_subtype_t) 4) 206#define CPU_SUBTYPE_UVAXI ((cpu_subtype_t) 5) 207#define CPU_SUBTYPE_UVAXII ((cpu_subtype_t) 6) 208#define CPU_SUBTYPE_VAX8200 ((cpu_subtype_t) 7) 209#define CPU_SUBTYPE_VAX8500 ((cpu_subtype_t) 8) 210#define CPU_SUBTYPE_VAX8600 ((cpu_subtype_t) 9) 211#define CPU_SUBTYPE_VAX8650 ((cpu_subtype_t) 10) 212#define CPU_SUBTYPE_VAX8800 ((cpu_subtype_t) 11) 213#define CPU_SUBTYPE_UVAXIII ((cpu_subtype_t) 12) 214 215/* 216 * 680x0 subtypes 217 * 218 * The subtype definitions here are unusual for historical reasons. 219 * NeXT used to consider 68030 code as generic 68000 code. For 220 * backwards compatability: 221 * 222 * CPU_SUBTYPE_MC68030 symbol has been preserved for source code 223 * compatability. 224 * 225 * CPU_SUBTYPE_MC680x0_ALL has been defined to be the same 226 * subtype as CPU_SUBTYPE_MC68030 for binary comatability. 227 * 228 * CPU_SUBTYPE_MC68030_ONLY has been added to allow new object 229 * files to be tagged as containing 68030-specific instructions. 230 */ 231 232#define CPU_SUBTYPE_MC680x0_ALL ((cpu_subtype_t) 1) 233#define CPU_SUBTYPE_MC68030 ((cpu_subtype_t) 1) /* compat */ 234#define CPU_SUBTYPE_MC68040 ((cpu_subtype_t) 2) 235#define CPU_SUBTYPE_MC68030_ONLY ((cpu_subtype_t) 3) 236 237/* 238 * I386 subtypes 239 */ 240 241#define CPU_SUBTYPE_INTEL(f, m) ((cpu_subtype_t) (f) + ((m) << 4)) 242 243#define CPU_SUBTYPE_I386_ALL CPU_SUBTYPE_INTEL(3, 0) 244#define CPU_SUBTYPE_386 CPU_SUBTYPE_INTEL(3, 0) 245#define CPU_SUBTYPE_486 CPU_SUBTYPE_INTEL(4, 0) 246#define CPU_SUBTYPE_486SX CPU_SUBTYPE_INTEL(4, 8) // 8 << 4 = 128 247#define CPU_SUBTYPE_586 CPU_SUBTYPE_INTEL(5, 0) 248#define CPU_SUBTYPE_PENT CPU_SUBTYPE_INTEL(5, 0) 249#define CPU_SUBTYPE_PENTPRO CPU_SUBTYPE_INTEL(6, 1) 250#define CPU_SUBTYPE_PENTII_M3 CPU_SUBTYPE_INTEL(6, 3) 251#define CPU_SUBTYPE_PENTII_M5 CPU_SUBTYPE_INTEL(6, 5) 252#define CPU_SUBTYPE_CELERON CPU_SUBTYPE_INTEL(7, 6) 253#define CPU_SUBTYPE_CELERON_MOBILE CPU_SUBTYPE_INTEL(7, 7) 254#define CPU_SUBTYPE_PENTIUM_3 CPU_SUBTYPE_INTEL(8, 0) 255#define CPU_SUBTYPE_PENTIUM_3_M CPU_SUBTYPE_INTEL(8, 1) 256#define CPU_SUBTYPE_PENTIUM_3_XEON CPU_SUBTYPE_INTEL(8, 2) 257#define CPU_SUBTYPE_PENTIUM_M CPU_SUBTYPE_INTEL(9, 0) 258#define CPU_SUBTYPE_PENTIUM_4 CPU_SUBTYPE_INTEL(10, 0) 259#define CPU_SUBTYPE_PENTIUM_4_M CPU_SUBTYPE_INTEL(10, 1) 260#define CPU_SUBTYPE_ITANIUM CPU_SUBTYPE_INTEL(11, 0) 261#define CPU_SUBTYPE_ITANIUM_2 CPU_SUBTYPE_INTEL(11, 1) 262#define CPU_SUBTYPE_XEON CPU_SUBTYPE_INTEL(12, 0) 263#define CPU_SUBTYPE_XEON_MP CPU_SUBTYPE_INTEL(12, 1) 264 265#define CPU_SUBTYPE_INTEL_FAMILY(x) ((x) & 15) 266#define CPU_SUBTYPE_INTEL_FAMILY_MAX 15 267 268#define CPU_SUBTYPE_INTEL_MODEL(x) ((x) >> 4) 269#define CPU_SUBTYPE_INTEL_MODEL_ALL 0 270 271/* 272 * X86 subtypes. 273 */ 274 275#define CPU_SUBTYPE_X86_ALL ((cpu_subtype_t)3) 276#define CPU_SUBTYPE_X86_64_ALL ((cpu_subtype_t)3) 277#define CPU_SUBTYPE_X86_ARCH1 ((cpu_subtype_t)4) 278 279 280#define CPU_THREADTYPE_INTEL_HTT ((cpu_threadtype_t) 1) 281 282/* 283 * Mips subtypes. 284 */ 285 286#define CPU_SUBTYPE_MIPS_ALL ((cpu_subtype_t) 0) 287#define CPU_SUBTYPE_MIPS_R2300 ((cpu_subtype_t) 1) 288#define CPU_SUBTYPE_MIPS_R2600 ((cpu_subtype_t) 2) 289#define CPU_SUBTYPE_MIPS_R2800 ((cpu_subtype_t) 3) 290#define CPU_SUBTYPE_MIPS_R2000a ((cpu_subtype_t) 4) /* pmax */ 291#define CPU_SUBTYPE_MIPS_R2000 ((cpu_subtype_t) 5) 292#define CPU_SUBTYPE_MIPS_R3000a ((cpu_subtype_t) 6) /* 3max */ 293#define CPU_SUBTYPE_MIPS_R3000 ((cpu_subtype_t) 7) 294 295/* 296 * MC98000 (PowerPC) subtypes 297 */ 298#define CPU_SUBTYPE_MC98000_ALL ((cpu_subtype_t) 0) 299#define CPU_SUBTYPE_MC98601 ((cpu_subtype_t) 1) 300 301/* 302 * HPPA subtypes for Hewlett-Packard HP-PA family of 303 * risc processors. Port by NeXT to 700 series. 304 */ 305 306#define CPU_SUBTYPE_HPPA_ALL ((cpu_subtype_t) 0) 307#define CPU_SUBTYPE_HPPA_7100 ((cpu_subtype_t) 0) /* compat */ 308#define CPU_SUBTYPE_HPPA_7100LC ((cpu_subtype_t) 1) 309 310/* 311 * MC88000 subtypes. 312 */ 313#define CPU_SUBTYPE_MC88000_ALL ((cpu_subtype_t) 0) 314#define CPU_SUBTYPE_MC88100 ((cpu_subtype_t) 1) 315#define CPU_SUBTYPE_MC88110 ((cpu_subtype_t) 2) 316 317/* 318 * SPARC subtypes 319 */ 320#define CPU_SUBTYPE_SPARC_ALL ((cpu_subtype_t) 0) 321 322/* 323 * I860 subtypes 324 */ 325#define CPU_SUBTYPE_I860_ALL ((cpu_subtype_t) 0) 326#define CPU_SUBTYPE_I860_860 ((cpu_subtype_t) 1) 327 328/* 329 * PowerPC subtypes 330 */ 331#define CPU_SUBTYPE_POWERPC_ALL ((cpu_subtype_t) 0) 332#define CPU_SUBTYPE_POWERPC_601 ((cpu_subtype_t) 1) 333#define CPU_SUBTYPE_POWERPC_602 ((cpu_subtype_t) 2) 334#define CPU_SUBTYPE_POWERPC_603 ((cpu_subtype_t) 3) 335#define CPU_SUBTYPE_POWERPC_603e ((cpu_subtype_t) 4) 336#define CPU_SUBTYPE_POWERPC_603ev ((cpu_subtype_t) 5) 337#define CPU_SUBTYPE_POWERPC_604 ((cpu_subtype_t) 6) 338#define CPU_SUBTYPE_POWERPC_604e ((cpu_subtype_t) 7) 339#define CPU_SUBTYPE_POWERPC_620 ((cpu_subtype_t) 8) 340#define CPU_SUBTYPE_POWERPC_750 ((cpu_subtype_t) 9) 341#define CPU_SUBTYPE_POWERPC_7400 ((cpu_subtype_t) 10) 342#define CPU_SUBTYPE_POWERPC_7450 ((cpu_subtype_t) 11) 343#define CPU_SUBTYPE_POWERPC_970 ((cpu_subtype_t) 100) 344 345/* 346 * ARM subtypes 347 */ 348#define CPU_SUBTYPE_ARM_ALL ((cpu_subtype_t) 0) 349#define CPU_SUBTYPE_ARM_V4T ((cpu_subtype_t) 5) 350#define CPU_SUBTYPE_ARM_V6 ((cpu_subtype_t) 6) 351#define CPU_SUBTYPE_ARM_V5TEJ ((cpu_subtype_t) 7) 352#define CPU_SUBTYPE_ARM_XSCALE ((cpu_subtype_t) 8) 353#define CPU_SUBTYPE_ARM_V7 ((cpu_subtype_t) 9) 354#define CPU_SUBTYPE_ARM_V7F ((cpu_subtype_t) 10) /* Cortex A9 */ 355#define CPU_SUBTYPE_ARM_V7S ((cpu_subtype_t) 11) /* Swift */ 356#define CPU_SUBTYPE_ARM_V7K ((cpu_subtype_t) 12) /* Kirkwood40 */ 357#define CPU_SUBTYPE_ARM_V6M ((cpu_subtype_t) 14) /* Not meant to be run under xnu */ 358#define CPU_SUBTYPE_ARM_V7M ((cpu_subtype_t) 15) /* Not meant to be run under xnu */ 359#define CPU_SUBTYPE_ARM_V7EM ((cpu_subtype_t) 16) /* Not meant to be run under xnu */ 360 361#define CPU_SUBTYPE_ARM_V8 ((cpu_subtype_t) 13) 362 363/* 364 * ARM64 subtypes 365 */ 366#define CPU_SUBTYPE_ARM64_ALL ((cpu_subtype_t) 0) 367#define CPU_SUBTYPE_ARM64_V8 ((cpu_subtype_t) 1) 368 369#endif /* !__ASSEMBLER__ */ 370 371/* 372 * CPU families (sysctl hw.cpufamily) 373 * 374 * These are meant to identify the CPU's marketing name - an 375 * application can map these to (possibly) localized strings. 376 * NB: the encodings of the CPU families are intentionally arbitrary. 377 * There is no ordering, and you should never try to deduce whether 378 * or not some feature is available based on the family. 379 * Use feature flags (eg, hw.optional.altivec) to test for optional 380 * functionality. 381 */ 382#define CPUFAMILY_UNKNOWN 0 383#define CPUFAMILY_POWERPC_G3 0xcee41549 384#define CPUFAMILY_POWERPC_G4 0x77c184ae 385#define CPUFAMILY_POWERPC_G5 0xed76d8aa 386#define CPUFAMILY_INTEL_6_13 0xaa33392b 387#define CPUFAMILY_INTEL_YONAH 0x73d67300 388#define CPUFAMILY_INTEL_MEROM 0x426f69ef 389#define CPUFAMILY_INTEL_PENRYN 0x78ea4fbc 390#define CPUFAMILY_INTEL_NEHALEM 0x6b5a4cd2 391#define CPUFAMILY_INTEL_WESTMERE 0x573b5eec 392#define CPUFAMILY_INTEL_SANDYBRIDGE 0x5490b78c 393#define CPUFAMILY_INTEL_IVYBRIDGE 0x1f65e835 394#define CPUFAMILY_INTEL_HASWELL 0x10b282dc 395#define CPUFAMILY_ARM_9 0xe73283ae 396#define CPUFAMILY_ARM_11 0x8ff620d8 397#define CPUFAMILY_ARM_XSCALE 0x53b005f5 398#define CPUFAMILY_ARM_13 0x0cc90e64 399#define CPUFAMILY_ARM_14 0x96077ef1 400 401/* The following synonyms are deprecated: */ 402#define CPUFAMILY_INTEL_6_14 CPUFAMILY_INTEL_YONAH 403#define CPUFAMILY_INTEL_6_15 CPUFAMILY_INTEL_MEROM 404#define CPUFAMILY_INTEL_6_23 CPUFAMILY_INTEL_PENRYN 405#define CPUFAMILY_INTEL_6_26 CPUFAMILY_INTEL_NEHALEM 406 407#define CPUFAMILY_INTEL_CORE CPUFAMILY_INTEL_YONAH 408#define CPUFAMILY_INTEL_CORE2 CPUFAMILY_INTEL_MEROM 409 410 411#endif /* _MACH_MACHINE_H_ */ 412