]> git.saurik.com Git - apple/xnu.git/blobdiff - osfmk/i386/cpuid.h
xnu-3789.1.32.tar.gz
[apple/xnu.git] / osfmk / i386 / cpuid.h
index c8fad3ffbd45549f77d24b46fc94848206aa3dc4..2c1f1803af497ccf5ca65415bc1673011a8d7ae7 100644 (file)
@@ -1,16 +1,19 @@
 /*
- * Copyright (c) 2000-2003 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2006 Apple Computer, Inc. All rights reserved.
  *
- * @APPLE_LICENSE_HEADER_START@
- * 
- * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
  * 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 2.0 (the 'License'). You may not use this file except in
- * compliance with the License. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
+ * 
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ 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
@@ -20,7 +23,7 @@
  * Please see the License for the specific language governing rights and
  * limitations under the License.
  * 
- * @APPLE_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 /*
  * @OSF_COPYRIGHT@
 
 #ifdef __APPLE_API_PRIVATE
 
-#define        CPUID_VID_SIZE          12
 #define        CPUID_VID_INTEL         "GenuineIntel"
-#define        CPUID_VID_UMC           "UMC UMC UMC "
 #define        CPUID_VID_AMD           "AuthenticAMD"
-#define        CPUID_VID_CYRIX         "CyrixInstead"
-#define        CPUID_VID_NEXTGEN       "NexGenDriven"
-
-#define        CPUID_FEATURE_FPU    0x00000001 /* Floating point unit on-chip */
-#define        CPUID_FEATURE_VME    0x00000002 /* Virtual Mode Extension */
-#define        CPUID_FEATURE_DE     0x00000004 /* Debugging Extension */
-#define        CPUID_FEATURE_PSE    0x00000008 /* Page Size Extension */
-#define        CPUID_FEATURE_TSC    0x00000010 /* Time Stamp Counter */
-#define        CPUID_FEATURE_MSR    0x00000020 /* Model Specific Registers */
-#define CPUID_FEATURE_PAE    0x00000040 /* Physical Address Extension */
-#define        CPUID_FEATURE_MCE    0x00000080 /* Machine Check Exception */
-#define        CPUID_FEATURE_CX8    0x00000100 /* CMPXCHG8B */
-#define        CPUID_FEATURE_APIC   0x00000200 /* On-chip APIC */
-#define CPUID_FEATURE_SEP    0x00000800 /* Fast System Call */
-#define        CPUID_FEATURE_MTRR   0x00001000 /* Memory Type Range Register */
-#define        CPUID_FEATURE_PGE    0x00002000 /* Page Global Enable */
-#define        CPUID_FEATURE_MCA    0x00004000 /* Machine Check Architecture */
-#define        CPUID_FEATURE_CMOV   0x00008000 /* Conditional Move Instruction */
-#define CPUID_FEATURE_PAT    0x00010000 /* Page Attribute Table */
-#define CPUID_FEATURE_PSE36  0x00020000 /* 36-bit Page Size Extension */
-#define CPUID_FEATURE_PSN    0x00040000 /* Processor Serial Number */
-#define CPUID_FEATURE_CLFSH  0x00080000 /* CLFLUSH Instruction supported */
-#define CPUID_FEATURE_DS     0x00200000 /* Debug Store */
-#define CPUID_FEATURE_ACPI   0x00400000 /* Thermal Monitor, SW-controlled clock */
-#define CPUID_FEATURE_MMX    0x00800000 /* MMX supported */
-#define CPUID_FEATURE_FXSR   0x01000000 /* Fast floating point save/restore */
-#define CPUID_FEATURE_SSE    0x02000000 /* Streaming SIMD extensions */
-#define CPUID_FEATURE_SSE2   0x04000000 /* Streaming SIMD extensions 2 */
-#define CPUID_FEATURE_SS     0x08000000 /* Self-Snoop */
-#define CPUID_FEATURE_HTT    0x10000000 /* Hyper-Threading Technology */
-#define CPUID_FEATURE_TM     0x20000000 /* Thermal Monitor */
-
-#define        CPUID_TYPE_OEM              0x0 /* Original processor */
-#define        CPUID_TYPE_OVERDRIVE        0x1 /* Overdrive processor */
-#define        CPUID_TYPE_DUAL             0x2 /* Can be used as dual processor */
-#define        CPUID_TYPE_RESERVED         0x3 /* Reserved */
-
-#define        CPUID_FAMILY_386            0x3 /* Intel 386 (not part of CPUID) */
-#define        CPUID_FAMILY_486            0x4 /* Intel 486 */
-#define        CPUID_FAMILY_P5             0x5 /* Intel Pentium */
-#define        CPUID_FAMILY_PPRO           0x6 /* Intel Pentium Pro, II, III */
-#define CPUID_FAMILY_PENTIUM4       0xF /* Intel Pentium 4 */
-
-#define        CPUID_MODEL_I386_DX         0x0 /* Intel 386 (not part of CPUID) */
-
-#define        CPUID_MODEL_I486_DX         0x0 /* Intel 486DX */
-#define        CPUID_MODEL_I486_DX_S       0x1 /* Intel 486DX-S */
-#define        CPUID_MODEL_I486_SX         0x2 /* Intel 486SX */
-#define        CPUID_MODEL_I486_DX2        0x3 /* Intel 486DX2 */
-#define        CPUID_MODEL_I486_SL         0x4 /* Intel 486SL */
-#define        CPUID_MODEL_I486_SX2        0x5 /* Intel 486SX2 */
-#define        CPUID_MODEL_I486_DX2WB      0x7 /* Intel 486DX2WB */
-#define        CPUID_MODEL_I486_DX4        0x8 /* Intel 486DX4 */
-#define        CPUID_MODEL_I486_DX4WB      0x9 /* Intel 486DX4WB */
-
-#define        CPUID_MODEL_AM486_DX        0x1 /* AMD 486DX */
-#define        CPUID_MODEL_AM486_DX2       0x3 /* AMD 486DX2 */
-#define        CPUID_MODEL_AM486_DX2WB     0x7 /* AMD 486DX2WB */
-#define        CPUID_MODEL_AM486_DX4       0x8 /* AMD 486DX4 */
-#define        CPUID_MODEL_AM486_DX4WB     0x9 /* AMD 486DX4WB */
-#define        CPUID_MODEL_AM486_5X86      0xE /* AMD 5x86 */
-#define        CPUID_MODEL_AM486_5X86WB    0xF /* AMD 5x86WB */
-
-#define        CPUID_MODEL_CYRIX5X86       0x9 /* CYRIX 5X86 */
-
-#define        CPUID_MODEL_UMC5SD          0x1 /* UMC U5SD */
-#define        CPUID_MODEL_UMC5S           0x2 /* UMC U5S */
-#define        CPUID_MODEL_UMC486_DX2      0x3 /* UMC U486_DX2 */
-#define        CPUID_MODEL_UMC486_SX2      0x5 /* UMC U486_SX2 */
-
-#define        CPUID_MODEL_P5A             0x0 /* Intel P5 60/66 Step A */
-#define        CPUID_MODEL_P5              0x1 /* Intel P5 60/66 */
-#define        CPUID_MODEL_P54             0x2 /* Intel P5 75/80/100/120/133/166 */
-#define        CPUID_MODEL_P24T            0x3 /* Intel P5 Overdrive 63/83 */
-
-#define        CPUID_MODEL_P6              0x1 /* Intel P6 */
-#define        CPUID_MODEL_PII             0x3 /* Intel PII */
-#define CPUID_MODEL_P65             0x5 /* Intel PII/Xeon/Celeron model 5 */
-#define CPUID_MODEL_P66             0x6 /* Intel Celeron model 6 */
-#define CPUID_MODEL_P67             0x7 /* Intel PIII/Xeon model 7 */
-#define CPUID_MODEL_P68             0x8 /* Intel PIII/Xeon/Celeron model 8 */
-#define CPUID_MODEL_P6A             0xA /* Intel PIII Xeon model A */
-#define CPUID_MODEL_P6B             0xB /* Intel PIII model B */
-
-#define        CPUID_CACHE_SIZE        16      /* Number of descriptor vales */
-
-#define        CPUID_CACHE_NULL           0x00 /* NULL */
-#define        CPUID_CACHE_ITLB_4K        0x01 /* Instruction TLB, 4K pages */
-#define        CPUID_CACHE_ITLB_4M        0x02 /* Instruction TLB, 4M pages */
-#define        CPUID_CACHE_DTLB_4K        0x03 /* Data TLB, 4K pages */
-#define        CPUID_CACHE_DTLB_4M        0x04 /* Data TLB, 4M pages */
-#define        CPUID_CACHE_ICACHE_8K      0x06 /* Instruction cache, 8K */
-#define        CPUID_CACHE_ICACHE_16K     0x08 /* Instruction cache, 16K */
-#define        CPUID_CACHE_DCACHE_8K      0x0A /* Data cache, 8K */
-#define        CPUID_CACHE_DCACHE_16K     0x0C /* Data cache, 16K */
-#define        CPUID_CACHE_UCACHE_128K    0x41 /* 2nd-level cache, 128K */
-#define        CPUID_CACHE_UCACHE_256K    0x42 /* 2nd-level cache, 256K */
-#define        CPUID_CACHE_UCACHE_512K    0x43 /* 2nd-level cache, 512K */
-#define        CPUID_CACHE_UCACHE_1M      0x44 /* 2nd-level cache, 1M */
-#define        CPUID_CACHE_UCACHE_2M      0x45 /* 2nd-level cache, 2M */
-#define CPUID_CACHE_ITLB_64        0x50 /* Instruction TLB, 64 entries */
-#define CPUID_CACHE_ITLB_128       0x51 /* Instruction TLB, 128 entries */
-#define CPUID_CACHE_ITLB_256       0x52 /* Instruction TLB, 256 entries */
-#define CPUID_CACHE_DTLB_64        0x5B /* Data TLB, 64 entries */
-#define CPUID_CACHE_DTLB_128       0x5C /* Data TLB, 128 entries */
-#define CPUID_CACHE_DTLB_256       0x5D /* Data TLB, 256 entries */
-#define        CPUID_CACHE_DCACHE_8K_64   0x66 /* Data cache, 8K, 64 byte line size */
-#define        CPUID_CACHE_DCACHE_16K_64  0x67 /* Data cache, 16K, 64 byte line size */
-#define        CPUID_CACHE_DCACHE_32K_64  0x68 /* Data cache, 32K, 64 byte line size */
-#define CPUID_CACHE_TRACE_12K      0x70 /* Trace cache 12K-uop, 8-way */
-#define CPUID_CACHE_TRACE_16K      0x71 /* Trace cache 16K-uop, 8-way */
-#define CPUID_CACHE_TRACE_32K      0x72 /* Trace cache 32K-uop, 8-way */
-#define        CPUID_CACHE_UCACHE_128K_64 0x79 /* 2nd-level, 128K, 8-way, 64 bytes */
-#define        CPUID_CACHE_UCACHE_256K_64 0x7A /* 2nd-level, 256K, 8-way, 64 bytes */
-#define        CPUID_CACHE_UCACHE_512K_64 0x7B /* 2nd-level, 512K, 8-way, 64 bytes */
-#define        CPUID_CACHE_UCACHE_1M_64   0x7C /* 2nd-level, 1M, 8-way, 64 bytes */
-#define CPUID_CACHE_UCACHE_256K_32 0x82 /* 2nd-level, 256K, 8-way, 32 bytes */
-#define CPUID_CACHE_UCACHE_512K_32 0x83 /* 2nd-level, 512K, 8-way, 32 bytes */
-#define CPUID_CACHE_UCACHE_1M_32   0x84 /* 2nd-level, 1M, 8-way, 32 bytes */
-#define CPUID_CACHE_UCACHE_2M_32   0x85 /* 2nd-level, 2M, 8-way, 32 bytes */
+
+#define CPUID_VMM_ID_VMWARE            "VMwareVMware"
+#define CPUID_VMM_ID_PARALLELS "Parallels\0\0\0"
+
+#define CPUID_STRING_UNKNOWN    "Unknown CPU Typ"
+
+#define _Bit(n)                        (1ULL << n)
+#define _HBit(n)               (1ULL << ((n)+32))
+
+/*
+ * The CPUID_FEATURE_XXX values define 64-bit values
+ * returned in %ecx:%edx to a CPUID request with %eax of 1: 
+ */
+#define CPUID_FEATURE_FPU       _Bit(0)   /* Floating point unit on-chip */
+#define CPUID_FEATURE_VME       _Bit(1)   /* Virtual Mode Extension */
+#define CPUID_FEATURE_DE        _Bit(2)   /* Debugging Extension */
+#define CPUID_FEATURE_PSE       _Bit(3)   /* Page Size Extension */
+#define CPUID_FEATURE_TSC       _Bit(4)   /* Time Stamp Counter */
+#define CPUID_FEATURE_MSR       _Bit(5)   /* Model Specific Registers */
+#define CPUID_FEATURE_PAE       _Bit(6)   /* Physical Address Extension */
+#define CPUID_FEATURE_MCE       _Bit(7)   /* Machine Check Exception */
+#define CPUID_FEATURE_CX8       _Bit(8)   /* CMPXCHG8B */
+#define CPUID_FEATURE_APIC      _Bit(9)   /* On-chip APIC */
+#define CPUID_FEATURE_SEP       _Bit(11)  /* Fast System Call */
+#define CPUID_FEATURE_MTRR      _Bit(12)  /* Memory Type Range Register */
+#define CPUID_FEATURE_PGE       _Bit(13)  /* Page Global Enable */
+#define CPUID_FEATURE_MCA       _Bit(14)  /* Machine Check Architecture */
+#define CPUID_FEATURE_CMOV      _Bit(15)  /* Conditional Move Instruction */
+#define CPUID_FEATURE_PAT       _Bit(16)  /* Page Attribute Table */
+#define CPUID_FEATURE_PSE36     _Bit(17)  /* 36-bit Page Size Extension */
+#define CPUID_FEATURE_PSN       _Bit(18)  /* Processor Serial Number */
+#define CPUID_FEATURE_CLFSH     _Bit(19)  /* CLFLUSH Instruction supported */
+#define CPUID_FEATURE_DS        _Bit(21)  /* Debug Store */
+#define CPUID_FEATURE_ACPI      _Bit(22)  /* Thermal monitor and Clock Ctrl */
+#define CPUID_FEATURE_MMX       _Bit(23)  /* MMX supported */
+#define CPUID_FEATURE_FXSR      _Bit(24)  /* Fast floating pt save/restore */
+#define CPUID_FEATURE_SSE       _Bit(25)  /* Streaming SIMD extensions */
+#define CPUID_FEATURE_SSE2      _Bit(26)  /* Streaming SIMD extensions 2 */
+#define CPUID_FEATURE_SS        _Bit(27)  /* Self-Snoop */
+#define CPUID_FEATURE_HTT       _Bit(28)  /* Hyper-Threading Technology */
+#define CPUID_FEATURE_TM        _Bit(29)  /* Thermal Monitor (TM1) */
+#define CPUID_FEATURE_PBE       _Bit(31)  /* Pend Break Enable */
+#define CPUID_FEATURE_SSE3      _HBit(0)  /* Streaming SIMD extensions 3 */
+#define CPUID_FEATURE_PCLMULQDQ _HBit(1)  /* PCLMULQDQ instruction */
+#define CPUID_FEATURE_DTES64    _HBit(2)  /* 64-bit DS layout */
+#define CPUID_FEATURE_MONITOR   _HBit(3)  /* Monitor/mwait */
+#define CPUID_FEATURE_DSCPL     _HBit(4)  /* Debug Store CPL */
+#define CPUID_FEATURE_VMX       _HBit(5)  /* VMX */
+#define CPUID_FEATURE_SMX       _HBit(6)  /* SMX */
+#define CPUID_FEATURE_EST       _HBit(7)  /* Enhanced SpeedsTep (GV3) */
+#define CPUID_FEATURE_TM2       _HBit(8)  /* Thermal Monitor 2 */
+#define CPUID_FEATURE_SSSE3     _HBit(9)  /* Supplemental SSE3 instructions */
+#define CPUID_FEATURE_CID       _HBit(10) /* L1 Context ID */
+#define CPUID_FEATURE_SEGLIM64  _HBit(11) /* 64-bit segment limit checking */
+#define CPUID_FEATURE_FMA       _HBit(12) /* Fused-Multiply-Add support */
+#define CPUID_FEATURE_CX16      _HBit(13) /* CmpXchg16b instruction */
+#define CPUID_FEATURE_xTPR      _HBit(14) /* Send Task PRiority msgs */
+#define CPUID_FEATURE_PDCM      _HBit(15) /* Perf/Debug Capability MSR */
+
+#define CPUID_FEATURE_PCID      _HBit(17) /* ASID-PCID support */
+#define CPUID_FEATURE_DCA       _HBit(18) /* Direct Cache Access */
+#define CPUID_FEATURE_SSE4_1    _HBit(19) /* Streaming SIMD extensions 4.1 */
+#define CPUID_FEATURE_SSE4_2    _HBit(20) /* Streaming SIMD extensions 4.2 */
+#define CPUID_FEATURE_x2APIC    _HBit(21) /* Extended APIC Mode */
+#define CPUID_FEATURE_MOVBE     _HBit(22) /* MOVBE instruction */
+#define CPUID_FEATURE_POPCNT    _HBit(23) /* POPCNT instruction */
+#define CPUID_FEATURE_TSCTMR    _HBit(24) /* TSC deadline timer */
+#define CPUID_FEATURE_AES       _HBit(25) /* AES instructions */
+#define CPUID_FEATURE_XSAVE     _HBit(26) /* XSAVE instructions */
+#define CPUID_FEATURE_OSXSAVE   _HBit(27) /* XGETBV/XSETBV instructions */
+#define CPUID_FEATURE_AVX1_0   _HBit(28) /* AVX 1.0 instructions */
+#define CPUID_FEATURE_F16C     _HBit(29) /* Float16 convert instructions */
+#define CPUID_FEATURE_RDRAND   _HBit(30) /* RDRAND instruction */
+#define CPUID_FEATURE_VMM       _HBit(31) /* VMM (Hypervisor) present */
+
+/*
+ * Leaf 7, subleaf 0 additional features.
+ * Bits returned in %ebx:%ecx to a CPUID request with {%eax,%ecx} of (0x7,0x0}:
+ */
+#define CPUID_LEAF7_FEATURE_RDWRFSGS _Bit(0)   /* FS/GS base read/write */
+#define CPUID_LEAF7_FEATURE_TSCOFF   _Bit(1)   /* TSC thread offset */
+#define CPUID_LEAF7_FEATURE_BMI1     _Bit(3)   /* Bit Manipulation Instrs, set 1 */
+#define CPUID_LEAF7_FEATURE_HLE      _Bit(4)   /* Hardware Lock Elision*/
+#define CPUID_LEAF7_FEATURE_AVX2     _Bit(5)   /* AVX2 Instructions */
+#define CPUID_LEAF7_FEATURE_SMEP     _Bit(7)   /* Supervisor Mode Execute Protect */
+#define CPUID_LEAF7_FEATURE_BMI2     _Bit(8)   /* Bit Manipulation Instrs, set 2 */
+#define CPUID_LEAF7_FEATURE_ERMS     _Bit(9)   /* Enhanced Rep Movsb/Stosb */
+#define CPUID_LEAF7_FEATURE_INVPCID  _Bit(10)  /* INVPCID intruction, TDB */
+#define CPUID_LEAF7_FEATURE_RTM      _Bit(11)  /* RTM */
+#define CPUID_LEAF7_FEATURE_RDSEED   _Bit(18)  /* RDSEED Instruction */
+#define CPUID_LEAF7_FEATURE_ADX      _Bit(19)  /* ADX Instructions */
+#define CPUID_LEAF7_FEATURE_SMAP     _Bit(20)  /* Supervisor Mode Access Protect */
+#define CPUID_LEAF7_FEATURE_SGX      _Bit(2)   /* Software Guard eXtensions */
+#define CPUID_LEAF7_FEATURE_PQM      _Bit(12)  /* Platform Qos Monitoring */
+#define CPUID_LEAF7_FEATURE_FPU_CSDS _Bit(13)  /* FPU CS/DS deprecation */
+#define CPUID_LEAF7_FEATURE_MPX      _Bit(14)  /* Memory Protection eXtensions */
+#define CPUID_LEAF7_FEATURE_PQE      _Bit(15)  /* Platform Qos Enforcement */
+#define CPUID_LEAF7_FEATURE_CLFSOPT  _Bit(23)  /* CLFSOPT */
+#define CPUID_LEAF7_FEATURE_IPT      _Bit(25)  /* Intel Processor Trace */
+#define CPUID_LEAF7_FEATURE_SHA      _Bit(29)  /* SHA instructions */
+
+#define CPUID_LEAF7_FEATURE_PREFETCHWT1 _HBit(0)/* Prefetch Write/T1 hint */
+
+/*
+ * The CPUID_EXTFEATURE_XXX values define 64-bit values
+ * returned in %ecx:%edx to a CPUID request with %eax of 0x80000001: 
+ */
+#define CPUID_EXTFEATURE_SYSCALL   _Bit(11)    /* SYSCALL/sysret */
+#define CPUID_EXTFEATURE_XD       _Bit(20)     /* eXecute Disable */
+
+#define CPUID_EXTFEATURE_1GBPAGE   _Bit(26)    /* 1GB pages */
+#define CPUID_EXTFEATURE_RDTSCP           _Bit(27)     /* RDTSCP */
+#define CPUID_EXTFEATURE_EM64T    _Bit(29)     /* Extended Mem 64 Technology */
+
+#define CPUID_EXTFEATURE_LAHF     _HBit(0)     /* LAFH/SAHF instructions */
+#define CPUID_EXTFEATURE_LZCNT     _HBit(5)    /* LZCNT instruction */
+#define CPUID_EXTFEATURE_PREFETCHW _HBit(8)    /* PREFETCHW instruction */
+
+/*
+ * The CPUID_EXTFEATURE_XXX values define 64-bit values
+ * returned in %ecx:%edx to a CPUID request with %eax of 0x80000007: 
+ */
+#define CPUID_EXTFEATURE_TSCI      _Bit(8)     /* TSC Invariant */
+
+/*
+ * CPUID_X86_64_H_FEATURE_SUBSET and CPUID_X86_64_H_LEAF7_FEATURE_SUBSET
+ * indicate the bitmask of features that must be present before the system
+ * is eligible to run the "x86_64h" "Haswell feature subset" slice.
+ */
+#define CPUID_X86_64_H_FEATURE_SUBSET ( CPUID_FEATURE_FMA    | \
+                                        CPUID_FEATURE_SSE4_2 | \
+                                        CPUID_FEATURE_MOVBE  | \
+                                        CPUID_FEATURE_POPCNT | \
+                                        CPUID_FEATURE_AVX1_0   \
+                                      )
+
+#define CPUID_X86_64_H_EXTFEATURE_SUBSET ( CPUID_EXTFEATURE_LZCNT \
+                                         )
+
+#define CPUID_X86_64_H_LEAF7_FEATURE_SUBSET ( CPUID_LEAF7_FEATURE_BMI1 | \
+                                              CPUID_LEAF7_FEATURE_AVX2 | \
+                                              CPUID_LEAF7_FEATURE_BMI2   \
+                                            )
+
+#define        CPUID_CACHE_SIZE        16      /* Number of descriptor values */
+
+#define CPUID_MWAIT_EXTENSION  _Bit(0) /* enumeration of WMAIT extensions */
+#define CPUID_MWAIT_BREAK      _Bit(1) /* interrupts are break events     */
+
+#define CPUID_MODEL_PENRYN             0x17
+#define CPUID_MODEL_NEHALEM            0x1A
+#define CPUID_MODEL_FIELDS             0x1E    /* Lynnfield, Clarksfield */
+#define CPUID_MODEL_DALES              0x1F    /* Havendale, Auburndale */
+#define CPUID_MODEL_NEHALEM_EX         0x2E
+#define CPUID_MODEL_DALES_32NM         0x25    /* Clarkdale, Arrandale */
+#define CPUID_MODEL_WESTMERE           0x2C    /* Gulftown, Westmere-EP/-WS */
+#define CPUID_MODEL_WESTMERE_EX                0x2F
+#define CPUID_MODEL_SANDYBRIDGE                0x2A
+#define CPUID_MODEL_JAKETOWN           0x2D
+#define CPUID_MODEL_IVYBRIDGE          0x3A
+#define CPUID_MODEL_IVYBRIDGE_EP       0x3E
+#define CPUID_MODEL_CRYSTALWELL                0x46
+#define CPUID_MODEL_HASWELL            0x3C
+#define CPUID_MODEL_HASWELL_EP         0x3F
+#define CPUID_MODEL_HASWELL_ULT                0x45
+#define CPUID_MODEL_BROADWELL          0x3D
+#define CPUID_MODEL_BROADWELL_ULX      0x3D
+#define CPUID_MODEL_BROADWELL_ULT      0x3D
+#define CPUID_MODEL_BRYSTALWELL                0x47
+#define CPUID_MODEL_SKYLAKE            0x4E
+#define CPUID_MODEL_SKYLAKE_ULT                0x4E
+#define CPUID_MODEL_SKYLAKE_ULX                0x4E
+#define CPUID_MODEL_SKYLAKE_DT         0x5E
+
+#define CPUID_VMM_FAMILY_UNKNOWN       0x0
+#define CPUID_VMM_FAMILY_VMWARE                0x1
+#define CPUID_VMM_FAMILY_PARALLELS     0x2
 
 #ifndef ASSEMBLER
 #include <stdint.h>
 #include <mach/machine.h>
 
 
+typedef enum { eax, ebx, ecx, edx } cpuid_register_t;
+static inline void
+cpuid(uint32_t *data)
+{
+       __asm__ volatile ("cpuid"
+               : "=a" (data[eax]),
+                 "=b" (data[ebx]),
+                 "=c" (data[ecx]),
+                 "=d" (data[edx])
+               : "a"  (data[eax]),
+                 "b"  (data[ebx]),
+                 "c"  (data[ecx]),
+                 "d"  (data[edx]));
+}
+
 static inline void
 do_cpuid(uint32_t selector, uint32_t *data)
 {
-       asm("cpuid"
+       __asm__ volatile ("cpuid"
                : "=a" (data[0]),
                  "=b" (data[1]),
                  "=c" (data[2]),
                  "=d" (data[3])
-               : "a"(selector));
+               : "a"(selector),
+                 "b" (0),
+                 "c" (0),
+                 "d" (0));
 }
 
 /*
- * Cache ID descriptor structure.
- * Note: description string absent in kernel.
+ * Cache ID descriptor structure, used to parse CPUID leaf 2.
+ * Note: not used in kernel.
  */
-typedef enum { Lnone, L1I, L1D, L2U, LCACHE_MAX } cache_type_t ; 
+typedef enum { Lnone, L1I, L1D, L2U, L3U, LCACHE_MAX } cache_type_t ; 
 typedef struct {
        unsigned char   value;          /* Descriptor value */
        cache_type_t    type;           /* Cache type */
        unsigned int    size;           /* Cache size */
        unsigned int    linesize;       /* Cache line size */
 #ifdef KERNEL
-       char            *description;   /* Cache description */
+       const char      *description;   /* Cache description */
 #endif /* KERNEL */
 } cpuid_cache_desc_t;  
 
@@ -204,48 +281,174 @@ typedef struct {
        { value, type, size, linesize }
 #endif /* KERNEL */
 
-/* Physical CPU info */
+/* Monitor/mwait Leaf: */
+typedef struct {
+       uint32_t        linesize_min;
+       uint32_t        linesize_max;
+       uint32_t        extensions;
+       uint32_t        sub_Cstates;
+} cpuid_mwait_leaf_t;
+
+/* Thermal and Power Management Leaf: */
+typedef struct {
+       boolean_t       sensor;
+       boolean_t       dynamic_acceleration;
+       boolean_t       invariant_APIC_timer;
+       boolean_t       core_power_limits;
+       boolean_t       fine_grain_clock_mod;
+       boolean_t       package_thermal_intr;
+       uint32_t        thresholds;
+       boolean_t       ACNT_MCNT;
+       boolean_t       hardware_feedback;
+       boolean_t       energy_policy;
+} cpuid_thermal_leaf_t;
+
+
+/* XSAVE Feature Leaf: */
+typedef struct {
+       uint32_t        extended_state[4];      /* eax .. edx */
+} cpuid_xsave_leaf_t;
+
+
+/* Architectural Performance Monitoring Leaf: */
+typedef struct {
+       uint8_t         version;
+       uint8_t         number;
+       uint8_t         width;
+       uint8_t         events_number;
+       uint32_t        events;
+       uint8_t         fixed_number;
+       uint8_t         fixed_width;
+} cpuid_arch_perf_leaf_t;
+
+/* The TSC to Core Crystal (RefCLK) Clock Information leaf */
+typedef struct {
+       uint32_t        numerator;
+       uint32_t        denominator;
+} cpuid_tsc_leaf_t;
+
+/* Physical CPU info - this is exported out of the kernel (kexts), so be wary of changes */
 typedef struct {
        char            cpuid_vendor[16];
        char            cpuid_brand_string[48];
+       const char      *cpuid_model_string;
 
-       uint32_t        cpuid_value;
-       cpu_type_t      cpuid_type;
+       cpu_type_t      cpuid_type;     /* this is *not* a cpu_type_t in our <mach/machine.h> */
        uint8_t         cpuid_family;
        uint8_t         cpuid_model;
        uint8_t         cpuid_extmodel;
        uint8_t         cpuid_extfamily;
        uint8_t         cpuid_stepping;
-       uint32_t        cpuid_features;
+       uint64_t        cpuid_features;
+       uint64_t        cpuid_extfeatures;
        uint32_t        cpuid_signature;
        uint8_t         cpuid_brand; 
+       uint8_t         cpuid_processor_flag;
        
        uint32_t        cache_size[LCACHE_MAX];
        uint32_t        cache_linesize;
 
-       char            model_string[64];  /* sanitized model string */
        uint8_t         cache_info[64];    /* list of cache descriptors */
 
+       uint32_t        cpuid_cores_per_package;
+       uint32_t        cpuid_logical_per_package;
+       uint32_t        cache_sharing[LCACHE_MAX];
+       uint32_t        cache_partitions[LCACHE_MAX];
+
+       cpu_type_t      cpuid_cpu_type;                 /* <mach/machine.h> */
+       cpu_subtype_t   cpuid_cpu_subtype;              /* <mach/machine.h> */  
+
+       /* Per-vendor info */
+       cpuid_mwait_leaf_t      cpuid_mwait_leaf;       
+#define cpuid_mwait_linesize_max       cpuid_mwait_leaf.linesize_max
+#define cpuid_mwait_linesize_min       cpuid_mwait_leaf.linesize_min
+#define cpuid_mwait_extensions         cpuid_mwait_leaf.extensions
+#define cpuid_mwait_sub_Cstates                cpuid_mwait_leaf.sub_Cstates
+       cpuid_thermal_leaf_t    cpuid_thermal_leaf;
+       cpuid_arch_perf_leaf_t  cpuid_arch_perf_leaf;
+       uint32_t        unused[4];                      /* cpuid_xsave_leaf */
+
+       /* Cache details: */
+       uint32_t        cpuid_cache_linesize;
+       uint32_t        cpuid_cache_L2_associativity;
+       uint32_t        cpuid_cache_size;
+
+       /* Virtual and physical address aize: */
+       uint32_t        cpuid_address_bits_physical;
+       uint32_t        cpuid_address_bits_virtual;
+
+       uint32_t        cpuid_microcode_version;
+
+       /* Numbers of tlbs per processor [i|d, small|large, level0|level1] */
+       uint32_t        cpuid_tlb[2][2][2];
+                       #define TLB_INST        0
+                       #define TLB_DATA        1
+                       #define TLB_SMALL       0
+                       #define TLB_LARGE       1
+       uint32_t        cpuid_stlb;
+
+       uint32_t        core_count;
+       uint32_t        thread_count;
+
+       /* Max leaf ids available from CPUID */
+       uint32_t        cpuid_max_basic;
+       uint32_t        cpuid_max_ext;
+
+       /* Family-specific info links */
+       uint32_t                cpuid_cpufamily;
+       cpuid_mwait_leaf_t      *cpuid_mwait_leafp;     
+       cpuid_thermal_leaf_t    *cpuid_thermal_leafp;
+       cpuid_arch_perf_leaf_t  *cpuid_arch_perf_leafp;
+       cpuid_xsave_leaf_t      *cpuid_xsave_leafp;
+       uint64_t                cpuid_leaf7_features;
+       cpuid_tsc_leaf_t        cpuid_tsc_leaf;
+       cpuid_xsave_leaf_t      cpuid_xsave_leaf[2];
 } i386_cpu_info_t;
 
+#ifdef MACH_KERNEL_PRIVATE
+typedef struct {
+       char            cpuid_vmm_vendor[16];
+       uint32_t        cpuid_vmm_family;
+       uint32_t        cpuid_vmm_bus_frequency;
+       uint32_t        cpuid_vmm_tsc_frequency;
+} i386_vmm_info_t;
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
 
 /*
  * External declarations
  */
-extern cpu_type_t      cpuid_cputype(int);
-extern void            cpuid_cpu_display(char *, int);
-extern void            cpuid_features_display(char *, int);
-extern char *          cpuid_get_feature_names(uint32_t, char *, unsigned);
-
-extern uint32_t                cpuid_features(void);
+extern cpu_type_t      cpuid_cputype(void);
+extern cpu_subtype_t   cpuid_cpusubtype(void);
+extern void            cpuid_cpu_display(const char *);
+extern void            cpuid_feature_display(const char *);
+extern void            cpuid_extfeature_display(const char *);
+extern char *          cpuid_get_feature_names(uint64_t, char *, unsigned);
+extern char *          cpuid_get_extfeature_names(uint64_t, char *, unsigned);
+extern char *          cpuid_get_leaf7_feature_names(uint64_t, char *, unsigned);
+
+extern uint64_t                cpuid_features(void);
+extern uint64_t                cpuid_extfeatures(void);
+extern uint64_t                cpuid_leaf7_features(void);
 extern uint32_t                cpuid_family(void);
+extern uint32_t                cpuid_cpufamily(void);
+       
+extern i386_cpu_info_t *cpuid_info(void);
+extern void            cpuid_set_info(void);
 
-extern char *          cpuid_intel_get_model_name(uint8_t, uint8_t,
-                                                  uint8_t, uint32_t);
+#ifdef MACH_KERNEL_PRIVATE
+extern boolean_t       cpuid_vmm_present(void);
+extern i386_vmm_info_t *cpuid_vmm_info(void);
+extern uint32_t                cpuid_vmm_family(void);
+#endif
 
-extern i386_cpu_info_t *cpuid_info(void);
+#ifdef __cplusplus
+}
+#endif
 
-extern uint32_t                cpuid_feature;  /* XXX obsolescent */
 #endif /* ASSEMBLER */
 
 #endif /* __APPLE_API_PRIVATE */