-#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_MODEL_I386_DX 0x0 /* Intel 386 (not part of CPUID) */
-
-#define CPUID_FAMILY_486 0x4 /* Intel 486 */
-
-#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_MEDIAGX 0x4 /* Cyrix MediaGX */
-#define CPUID_MODEL_CYRIX5X86 0x9 /* CYRIX 5X86 */
-
-#define CPUID_FAMILY_586 0x5 /* Intel Pentium, AMD K5/K6*/
-
-#define CPUID_MODEL_UMC5D 0x1 /* UMC U5D */
-#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_K5M0 0x0 /* AMD-K5 Model 0 */
-#define CPUID_MODEL_K5M1 0x1 /* AMD-K5 Model 1 */
-#define CPUID_MODEL_K5M2 0x2 /* AMD-K5 Model 2 */
-#define CPUID_MODEL_K5M3 0x3 /* AMD-K5 Model 3 */
-#define CPUID_MODEL_K6M6 0x6 /* AMD-K6 Model 6 */
-#define CPUID_MODEL_K6M7 0x7 /* AMD-K6 Model 7 */
-#define CPUID_MODEL_K6_2 0x8 /* AMD-K6-2 Model 8 */
-#define CPUID_MODEL_K6_III 0x9 /* AMD-K6-III Model 9 */
-
-#define CPUID_MODEL_CYRIX_M1 0x2 /* Cyrix M1 */
-#define CPUID_MODEL_MEDIAGX_MMX 0x4 /* Cyrix MediaGX MMX Enhanced */
-
-#define CPUID_FAMILY_686 0x6 /* Intel Pentium Pro, II, III; AMD Athlon */
-
-#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_PM9 0x9 /* Intel Pentium M model 9 */
-#define CPUID_MODEL_P6A 0xA /* Intel PIII Xeon model A */
-#define CPUID_MODEL_P6B 0xB /* Intel PIII model B */
-#define CPUID_MODEL_PMD 0xD /* Intel Pentium M model D */
-
-#define CPUID_MODEL_ATHLON_M1 0x1 /* AMD Athlon Model 1 */
-#define CPUID_MODEL_ATHLON_M2 0x2 /* AMD Athlon Model 2 */
-#define CPUID_MODEL_DURON_M3 0x3 /* AMD Duron Model 3 */
-#define CPUID_MODEL_ATHLON_M4 0x4 /* AMD Athlon Model 4 */
-#define CPUID_MODEL_ATHLON_M6 0x6 /* (Mobile) AMD Athlon/Duron MP/XP/4 Model 6 */
-#define CPUID_MODEL_DURON_M7 0x7 /* (Mobile) AMD Duron Model 7 */
-#define CPUID_MODEL_ATHLON_M8 0x8 /* (Mobile) Athlon XP/MP/XP-M Model 8 */
-#define CPUID_MODEL_ATHLON_M10 0xA /* (Mobile) AMD Athlon XP/MP/XP-M/XP-M(LV) Model 10 */
-
-#define CPUID_MODEL_CYRIX_M2 0x0 /* Cyrix M2 */
-#define CPUID_MODEL_CYRIX_MII 0x2 /* VIA Cyrix MII (6x86MX) */
-#define CPUID_MODEL_VIA_CYRIX_M2 0x5 /* VIA C3 Cyrix M2 */
-#define CPUID_MODEL_WINCHIP_C5A 0x6 /* VIA C3 WinChip C5A */
-#define CPUID_MODEL_WINCHIP_C5BC 0x7 /* VIA C3 WinChip C5B/C5C */
-#define CPUID_MODEL_WINCHIP_C5N 0x8 /* VIA C3 WinChip C5N */
-#define CPUID_MODEL_WINCHIP_C5XLP 0x9 /* VIA C3 WinChip C5P */
-
-#define CPUID_MODEL_NX586 0x0 /* NexGen Nx586 */
-
-#define CPUID_MODEL_RISE_MP6_0 0x0 /* Rise mP6 */
-#define CPUID_MODEL_RISE_MP6_2 0x2 /* Rise mP6 */
-
-#define CPUID_MODEL_SIS_55X 0x0 /* SIS 55x */
-
-#define CPUID_MODEL_TM_CRUSOE 0x4 /* Transmeta Crusoe TM3x00 and TM5x00 */
-
-#define CPUID_MODEL_CENTAUR_C6 0x4 /* Centaur C6 */
-#define CPUID_MODEL_CENTAUR_C2 0x8 /* Centaur C2 */
-#define CPUID_MODEL_CENTAUR_C3 0x9 /* Centaur C3 */
-
-#define CPUID_MODEL_GX1 0x4 /* AMD Geode GX1 */
-#define CPUID_MODEL_GX2 0x5 /* AMD Geode GX */
-
-#define CPUID_FAMILY_ITANIUM 0x7 /* Intel Intanium */
-#define CPUID_FAMILY_EXTENDED 0xF /* Intel Pentium 4, Itanium II */
-
-#define CPUID_EXTFAMILY_PENTIUM4 0x0 /* Intel Pentium 4 */
-#define CPUID_EXTFAMILY_ITANIUM2 0x1 /* Intel Itanium 2 */
-
-#define CPUID_MODEL_ATHLON64 0x4 /* AMD Athlon 64 Model 4 */
-#define CPUID_MODEL_OPTERON 0x5 /* AMD Opteron Model 4 */
-
-#define CPUID_BRAND_UNSUPPORTED 0x00
-#define CPUID_BRAND_CELERON_1 0x01 /* Intel Celeron */
-#define CPUID_BRAND_PENTIUM_III_2 0x02 /* Intel Pentium III */
-#define CPUID_BRAND_PIII_XEON 0x03 /* Intel Pentium III Xeon / Celeron */
-#define CPUID_BRAND_PENTIUM_III_4 0x04 /* Intel Pentium III */
-#define CPUID_BRAND_PENTIUM_III_M 0x05 /* Mobile Intel Pentium III-M */
-#define CPUID_BRAND_M_CELERON_7 0x07 /* Mobile Intel Celeron */
-#define CPUID_BRAND_PENTIUM4_8 0x08 /* Intel Pentium 4 */
-#define CPUID_BRAND_PENTIUM4_9 0x09 /* Intel Pentium 4 */
-#define CPUID_BRAND_CELERON_A 0x0A /* Intel Celeron */
-#define CPUID_BRAND_XEON 0x0B /* Intel Xeon (MP) */
-#define CPUID_BRAND_XEON_MP 0x0C /* Intel Xeon MP */
-#define CPUID_BRAND_PENTIUM4_M 0x0E /* Mobile Intel Pentium 4-M / Xeon */
-#define CPUID_BRAND_M_CELERON_F 0x0F /* Mobile Intel Celeron */
-#define CPUID_BRAND_MOBILE_17 0x11 /* Mobile Genuine Intel */
-#define CPUID_BRAND_CELERON_M 0x12 /* Intel Celeron M */
-#define CPUID_BRAND_M_CELERON_13 0x13 /* Mobile Intel Celeron */
-#define CPUID_BRAND_CELERON_14 0x14 /* Intel Celeron */
-#define CPUID_BRAND_MOBILE_15 0x15 /* Mobile Genuine Intel */
-#define CPUID_BRAND_PENTIUM_M 0x16 /* Intel Pentium M */
-#define CPUID_BRAND_M_CELERON_17 0x17 /* Mobile Intel Celeron */
-
-#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_L3CACHE_512K 0x22 /* 3rd-level cache, 512K */
-#define CPUID_CACHE_L3CACHE_1M 0x23 /* 3rd-level cache, 1M */
-#define CPUID_CACHE_L3CACHE_2M 0x25 /* 3rd-level cache, 2M */
-#define CPUID_CACHE_L3CACHE_4M 0x29 /* 3rd-level cache, 4M */
-#define CPUID_CACHE_DCACHE_32K 0x2C /* Data cache, 32K, 8-way */
-#define CPUID_CACHE_ICACHE_32K 0x30 /* Instruction cache, 32K, 8-way */
-#define CPUID_CACHE_UCACHE_128K_S4 0x39 /* 2nd-level cache, 128K, 4-way, sectored */
-#define CPUID_CACHE_UCACHE_128K_S2 0x3B /* 2nd-level cache, 128K, 2-way, sectored */
-#define CPUID_CACHE_UCACHE_256K_S4 0x3C /* 2nd-level cache, 256K, 4-way, sectored */
-#define CPUID_CACHE_NOCACHE 0x40 /* No 2nd level or 3rd-level cache */
-#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_16K_8 0x60 /* Data cache, 8K, 64 byte line size, 8-way */
-#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_1M_64_4 0x78 /* 2nd-level, 1M, 4-way, 64 bytes */
-#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_2M_64 0x7D /* 2nd-level, 2M, 8-way, 64 bytes */
-#define CPUID_CACHE_UCACHE_512K_64_2 0x7F /* 2nd-level, 512K, 2-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_CACHE_UCACHE_512K_64_4 0x86 /* 2nd-level, 512K, 4-way, 64 bytes */
-#define CPUID_CACHE_UCACHE_1M_64_8 0x87 /* 2nd-level, 1M, 8-way, 64 bytes */
-#define CPUID_CACHE_ITLB_128_4 0xB0 /* Instruction TLB, 4-way, 128 entries */
-#define CPUID_CACHE_DTLB_128_4 0xB3 /* Data TLB, 4-way, 128 entries */
-#define CPUID_CACHE_PREFETCH_64 0xF0 /* 64-Byte Prefetching */
-#define CPUID_CACHE_PREFETCH_128 0xF1 /* 128-Byte Prefetching */
+#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 */
+
+/*
+ * 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_YONAH 0x0E
+#define CPUID_MODEL_MEROM 0x0F
+#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_VMM_FAMILY_UNKNOWN 0x0
+#define CPUID_VMM_FAMILY_VMWARE 0x1
+#define CPUID_VMM_FAMILY_PARALLELS 0x2