1#ifndef _ASM_X86_CPUFEATURES_H 2#define _ASM_X86_CPUFEATURES_H 3 4#ifndef _ASM_X86_REQUIRED_FEATURES_H 5#include <asm/required-features.h> 6#endif 7 8#ifndef _ASM_X86_DISABLED_FEATURES_H 9#include <asm/disabled-features.h> 10#endif 11 12/* 13 * Defines x86 CPU feature bits 14 */ 15#define NCAPINTS 18 /* N 32-bit words worth of info */ 16#define NBUGINTS 1 /* N 32-bit bug flags */ 17 18/* 19 * Note: If the comment begins with a quoted string, that string is used 20 * in /proc/cpuinfo instead of the macro name. If the string is "", 21 * this feature bit is not displayed in /proc/cpuinfo at all. 22 */ 23 24/* Intel-defined CPU features, CPUID level 0x00000001 (edx), word 0 */ 25#define X86_FEATURE_FPU ( 0*32+ 0) /* Onboard FPU */ 26#define X86_FEATURE_VME ( 0*32+ 1) /* Virtual Mode Extensions */ 27#define X86_FEATURE_DE ( 0*32+ 2) /* Debugging Extensions */ 28#define X86_FEATURE_PSE ( 0*32+ 3) /* Page Size Extensions */ 29#define X86_FEATURE_TSC ( 0*32+ 4) /* Time Stamp Counter */ 30#define X86_FEATURE_MSR ( 0*32+ 5) /* Model-Specific Registers */ 31#define X86_FEATURE_PAE ( 0*32+ 6) /* Physical Address Extensions */ 32#define X86_FEATURE_MCE ( 0*32+ 7) /* Machine Check Exception */ 33#define X86_FEATURE_CX8 ( 0*32+ 8) /* CMPXCHG8 instruction */ 34#define X86_FEATURE_APIC ( 0*32+ 9) /* Onboard APIC */ 35#define X86_FEATURE_SEP ( 0*32+11) /* SYSENTER/SYSEXIT */ 36#define X86_FEATURE_MTRR ( 0*32+12) /* Memory Type Range Registers */ 37#define X86_FEATURE_PGE ( 0*32+13) /* Page Global Enable */ 38#define X86_FEATURE_MCA ( 0*32+14) /* Machine Check Architecture */ 39#define X86_FEATURE_CMOV ( 0*32+15) /* CMOV instructions */ 40 /* (plus FCMOVcc, FCOMI with FPU) */ 41#define X86_FEATURE_PAT ( 0*32+16) /* Page Attribute Table */ 42#define X86_FEATURE_PSE36 ( 0*32+17) /* 36-bit PSEs */ 43#define X86_FEATURE_PN ( 0*32+18) /* Processor serial number */ 44#define X86_FEATURE_CLFLUSH ( 0*32+19) /* CLFLUSH instruction */ 45#define X86_FEATURE_DS ( 0*32+21) /* "dts" Debug Store */ 46#define X86_FEATURE_ACPI ( 0*32+22) /* ACPI via MSR */ 47#define X86_FEATURE_MMX ( 0*32+23) /* Multimedia Extensions */ 48#define X86_FEATURE_FXSR ( 0*32+24) /* FXSAVE/FXRSTOR, CR4.OSFXSR */ 49#define X86_FEATURE_XMM ( 0*32+25) /* "sse" */ 50#define X86_FEATURE_XMM2 ( 0*32+26) /* "sse2" */ 51#define X86_FEATURE_SELFSNOOP ( 0*32+27) /* "ss" CPU self snoop */ 52#define X86_FEATURE_HT ( 0*32+28) /* Hyper-Threading */ 53#define X86_FEATURE_ACC ( 0*32+29) /* "tm" Automatic clock control */ 54#define X86_FEATURE_IA64 ( 0*32+30) /* IA-64 processor */ 55#define X86_FEATURE_PBE ( 0*32+31) /* Pending Break Enable */ 56 57/* AMD-defined CPU features, CPUID level 0x80000001, word 1 */ 58/* Don't duplicate feature flags which are redundant with Intel! */ 59#define X86_FEATURE_SYSCALL ( 1*32+11) /* SYSCALL/SYSRET */ 60#define X86_FEATURE_MP ( 1*32+19) /* MP Capable. */ 61#define X86_FEATURE_NX ( 1*32+20) /* Execute Disable */ 62#define X86_FEATURE_MMXEXT ( 1*32+22) /* AMD MMX extensions */ 63#define X86_FEATURE_FXSR_OPT ( 1*32+25) /* FXSAVE/FXRSTOR optimizations */ 64#define X86_FEATURE_GBPAGES ( 1*32+26) /* "pdpe1gb" GB pages */ 65#define X86_FEATURE_RDTSCP ( 1*32+27) /* RDTSCP */ 66#define X86_FEATURE_LM ( 1*32+29) /* Long Mode (x86-64) */ 67#define X86_FEATURE_3DNOWEXT ( 1*32+30) /* AMD 3DNow! extensions */ 68#define X86_FEATURE_3DNOW ( 1*32+31) /* 3DNow! */ 69 70/* Transmeta-defined CPU features, CPUID level 0x80860001, word 2 */ 71#define X86_FEATURE_RECOVERY ( 2*32+ 0) /* CPU in recovery mode */ 72#define X86_FEATURE_LONGRUN ( 2*32+ 1) /* Longrun power control */ 73#define X86_FEATURE_LRTI ( 2*32+ 3) /* LongRun table interface */ 74 75/* Other features, Linux-defined mapping, word 3 */ 76/* This range is used for feature bits which conflict or are synthesized */ 77#define X86_FEATURE_CXMMX ( 3*32+ 0) /* Cyrix MMX extensions */ 78#define X86_FEATURE_K6_MTRR ( 3*32+ 1) /* AMD K6 nonstandard MTRRs */ 79#define X86_FEATURE_CYRIX_ARR ( 3*32+ 2) /* Cyrix ARRs (= MTRRs) */ 80#define X86_FEATURE_CENTAUR_MCR ( 3*32+ 3) /* Centaur MCRs (= MTRRs) */ 81/* cpu types for specific tunings: */ 82#define X86_FEATURE_K8 ( 3*32+ 4) /* "" Opteron, Athlon64 */ 83#define X86_FEATURE_K7 ( 3*32+ 5) /* "" Athlon */ 84#define X86_FEATURE_P3 ( 3*32+ 6) /* "" P3 */ 85#define X86_FEATURE_P4 ( 3*32+ 7) /* "" P4 */ 86#define X86_FEATURE_CONSTANT_TSC ( 3*32+ 8) /* TSC ticks at a constant rate */ 87#define X86_FEATURE_UP ( 3*32+ 9) /* smp kernel running on up */ 88#define X86_FEATURE_ART ( 3*32+10) /* Platform has always running timer (ART) */ 89#define X86_FEATURE_ARCH_PERFMON ( 3*32+11) /* Intel Architectural PerfMon */ 90#define X86_FEATURE_PEBS ( 3*32+12) /* Precise-Event Based Sampling */ 91#define X86_FEATURE_BTS ( 3*32+13) /* Branch Trace Store */ 92#define X86_FEATURE_SYSCALL32 ( 3*32+14) /* "" syscall in ia32 userspace */ 93#define X86_FEATURE_SYSENTER32 ( 3*32+15) /* "" sysenter in ia32 userspace */ 94#define X86_FEATURE_REP_GOOD ( 3*32+16) /* rep microcode works well */ 95#define X86_FEATURE_MFENCE_RDTSC ( 3*32+17) /* "" Mfence synchronizes RDTSC */ 96#define X86_FEATURE_LFENCE_RDTSC ( 3*32+18) /* "" Lfence synchronizes RDTSC */ 97#define X86_FEATURE_ACC_POWER ( 3*32+19) /* AMD Accumulated Power Mechanism */ 98#define X86_FEATURE_NOPL ( 3*32+20) /* The NOPL (0F 1F) instructions */ 99#define X86_FEATURE_ALWAYS ( 3*32+21) /* "" Always-present feature */ 100#define X86_FEATURE_XTOPOLOGY ( 3*32+22) /* cpu topology enum extensions */ 101#define X86_FEATURE_TSC_RELIABLE ( 3*32+23) /* TSC is known to be reliable */ 102#define X86_FEATURE_NONSTOP_TSC ( 3*32+24) /* TSC does not stop in C states */ 103#define X86_FEATURE_CPUID ( 3*32+25) /* CPU has CPUID instruction itself */ 104#define X86_FEATURE_EXTD_APICID ( 3*32+26) /* has extended APICID (8 bits) */ 105#define X86_FEATURE_AMD_DCM ( 3*32+27) /* multi-node processor */ 106#define X86_FEATURE_APERFMPERF ( 3*32+28) /* APERFMPERF */ 107#define X86_FEATURE_NONSTOP_TSC_S3 ( 3*32+30) /* TSC doesn't stop in S3 state */ 108#define X86_FEATURE_TSC_KNOWN_FREQ ( 3*32+31) /* TSC has known frequency */ 109 110/* Intel-defined CPU features, CPUID level 0x00000001 (ecx), word 4 */ 111#define X86_FEATURE_XMM3 ( 4*32+ 0) /* "pni" SSE-3 */ 112#define X86_FEATURE_PCLMULQDQ ( 4*32+ 1) /* PCLMULQDQ instruction */ 113#define X86_FEATURE_DTES64 ( 4*32+ 2) /* 64-bit Debug Store */ 114#define X86_FEATURE_MWAIT ( 4*32+ 3) /* "monitor" Monitor/Mwait support */ 115#define X86_FEATURE_DSCPL ( 4*32+ 4) /* "ds_cpl" CPL Qual. Debug Store */ 116#define X86_FEATURE_VMX ( 4*32+ 5) /* Hardware virtualization */ 117#define X86_FEATURE_SMX ( 4*32+ 6) /* Safer mode */ 118#define X86_FEATURE_EST ( 4*32+ 7) /* Enhanced SpeedStep */ 119#define X86_FEATURE_TM2 ( 4*32+ 8) /* Thermal Monitor 2 */ 120#define X86_FEATURE_SSSE3 ( 4*32+ 9) /* Supplemental SSE-3 */ 121#define X86_FEATURE_CID ( 4*32+10) /* Context ID */ 122#define X86_FEATURE_SDBG ( 4*32+11) /* Silicon Debug */ 123#define X86_FEATURE_FMA ( 4*32+12) /* Fused multiply-add */ 124#define X86_FEATURE_CX16 ( 4*32+13) /* CMPXCHG16B */ 125#define X86_FEATURE_XTPR ( 4*32+14) /* Send Task Priority Messages */ 126#define X86_FEATURE_PDCM ( 4*32+15) /* Performance Capabilities */ 127#define X86_FEATURE_PCID ( 4*32+17) /* Process Context Identifiers */ 128#define X86_FEATURE_DCA ( 4*32+18) /* Direct Cache Access */ 129#define X86_FEATURE_XMM4_1 ( 4*32+19) /* "sse4_1" SSE-4.1 */ 130#define X86_FEATURE_XMM4_2 ( 4*32+20) /* "sse4_2" SSE-4.2 */ 131#define X86_FEATURE_X2APIC ( 4*32+21) /* x2APIC */ 132#define X86_FEATURE_MOVBE ( 4*32+22) /* MOVBE instruction */ 133#define X86_FEATURE_POPCNT ( 4*32+23) /* POPCNT instruction */ 134#define X86_FEATURE_TSC_DEADLINE_TIMER ( 4*32+24) /* Tsc deadline timer */ 135#define X86_FEATURE_AES ( 4*32+25) /* AES instructions */ 136#define X86_FEATURE_XSAVE ( 4*32+26) /* XSAVE/XRSTOR/XSETBV/XGETBV */ 137#define X86_FEATURE_OSXSAVE ( 4*32+27) /* "" XSAVE enabled in the OS */ 138#define X86_FEATURE_AVX ( 4*32+28) /* Advanced Vector Extensions */ 139#define X86_FEATURE_F16C ( 4*32+29) /* 16-bit fp conversions */ 140#define X86_FEATURE_RDRAND ( 4*32+30) /* The RDRAND instruction */ 141#define X86_FEATURE_HYPERVISOR ( 4*32+31) /* Running on a hypervisor */ 142 143/* VIA/Cyrix/Centaur-defined CPU features, CPUID level 0xC0000001, word 5 */ 144#define X86_FEATURE_XSTORE ( 5*32+ 2) /* "rng" RNG present (xstore) */ 145#define X86_FEATURE_XSTORE_EN ( 5*32+ 3) /* "rng_en" RNG enabled */ 146#define X86_FEATURE_XCRYPT ( 5*32+ 6) /* "ace" on-CPU crypto (xcrypt) */ 147#define X86_FEATURE_XCRYPT_EN ( 5*32+ 7) /* "ace_en" on-CPU crypto enabled */ 148#define X86_FEATURE_ACE2 ( 5*32+ 8) /* Advanced Cryptography Engine v2 */ 149#define X86_FEATURE_ACE2_EN ( 5*32+ 9) /* ACE v2 enabled */ 150#define X86_FEATURE_PHE ( 5*32+10) /* PadLock Hash Engine */ 151#define X86_FEATURE_PHE_EN ( 5*32+11) /* PHE enabled */ 152#define X86_FEATURE_PMM ( 5*32+12) /* PadLock Montgomery Multiplier */ 153#define X86_FEATURE_PMM_EN ( 5*32+13) /* PMM enabled */ 154 155/* More extended AMD flags: CPUID level 0x80000001, ecx, word 6 */ 156#define X86_FEATURE_LAHF_LM ( 6*32+ 0) /* LAHF/SAHF in long mode */ 157#define X86_FEATURE_CMP_LEGACY ( 6*32+ 1) /* If yes HyperThreading not valid */ 158#define X86_FEATURE_SVM ( 6*32+ 2) /* Secure virtual machine */ 159#define X86_FEATURE_EXTAPIC ( 6*32+ 3) /* Extended APIC space */ 160#define X86_FEATURE_CR8_LEGACY ( 6*32+ 4) /* CR8 in 32-bit mode */ 161#define X86_FEATURE_ABM ( 6*32+ 5) /* Advanced bit manipulation */ 162#define X86_FEATURE_SSE4A ( 6*32+ 6) /* SSE-4A */ 163#define X86_FEATURE_MISALIGNSSE ( 6*32+ 7) /* Misaligned SSE mode */ 164#define X86_FEATURE_3DNOWPREFETCH ( 6*32+ 8) /* 3DNow prefetch instructions */ 165#define X86_FEATURE_OSVW ( 6*32+ 9) /* OS Visible Workaround */ 166#define X86_FEATURE_IBS ( 6*32+10) /* Instruction Based Sampling */ 167#define X86_FEATURE_XOP ( 6*32+11) /* extended AVX instructions */ 168#define X86_FEATURE_SKINIT ( 6*32+12) /* SKINIT/STGI instructions */ 169#define X86_FEATURE_WDT ( 6*32+13) /* Watchdog timer */ 170#define X86_FEATURE_LWP ( 6*32+15) /* Light Weight Profiling */ 171#define X86_FEATURE_FMA4 ( 6*32+16) /* 4 operands MAC instructions */ 172#define X86_FEATURE_TCE ( 6*32+17) /* translation cache extension */ 173#define X86_FEATURE_NODEID_MSR ( 6*32+19) /* NodeId MSR */ 174#define X86_FEATURE_TBM ( 6*32+21) /* trailing bit manipulations */ 175#define X86_FEATURE_TOPOEXT ( 6*32+22) /* topology extensions CPUID leafs */ 176#define X86_FEATURE_PERFCTR_CORE ( 6*32+23) /* core performance counter extensions */ 177#define X86_FEATURE_PERFCTR_NB ( 6*32+24) /* NB performance counter extensions */ 178#define X86_FEATURE_BPEXT (6*32+26) /* data breakpoint extension */ 179#define X86_FEATURE_PTSC ( 6*32+27) /* performance time-stamp counter */ 180#define X86_FEATURE_PERFCTR_L2 ( 6*32+28) /* L2 performance counter extensions */ 181#define X86_FEATURE_MWAITX ( 6*32+29) /* MWAIT extension (MONITORX/MWAITX) */ 182 183/* 184 * Auxiliary flags: Linux defined - For features scattered in various 185 * CPUID levels like 0x6, 0xA etc, word 7. 186 * 187 * Reuse free bits when adding new feature flags! 188 */ 189#define X86_FEATURE_RING3MWAIT ( 7*32+ 0) /* Ring 3 MONITOR/MWAIT */ 190#define X86_FEATURE_CPUID_FAULT ( 7*32+ 1) /* Intel CPUID faulting */ 191#define X86_FEATURE_CPB ( 7*32+ 2) /* AMD Core Performance Boost */ 192#define X86_FEATURE_EPB ( 7*32+ 3) /* IA32_ENERGY_PERF_BIAS support */ 193#define X86_FEATURE_CAT_L3 ( 7*32+ 4) /* Cache Allocation Technology L3 */ 194#define X86_FEATURE_CAT_L2 ( 7*32+ 5) /* Cache Allocation Technology L2 */ 195#define X86_FEATURE_CDP_L3 ( 7*32+ 6) /* Code and Data Prioritization L3 */ 196 197#define X86_FEATURE_HW_PSTATE ( 7*32+ 8) /* AMD HW-PState */ 198#define X86_FEATURE_PROC_FEEDBACK ( 7*32+ 9) /* AMD ProcFeedbackInterface */ 199 200#define X86_FEATURE_INTEL_PPIN ( 7*32+14) /* Intel Processor Inventory Number */ 201#define X86_FEATURE_INTEL_PT ( 7*32+15) /* Intel Processor Trace */ 202#define X86_FEATURE_AVX512_4VNNIW (7*32+16) /* AVX-512 Neural Network Instructions */ 203#define X86_FEATURE_AVX512_4FMAPS (7*32+17) /* AVX-512 Multiply Accumulation Single precision */ 204 205#define X86_FEATURE_MBA ( 7*32+18) /* Memory Bandwidth Allocation */ 206 207/* Virtualization flags: Linux defined, word 8 */ 208#define X86_FEATURE_TPR_SHADOW ( 8*32+ 0) /* Intel TPR Shadow */ 209#define X86_FEATURE_VNMI ( 8*32+ 1) /* Intel Virtual NMI */ 210#define X86_FEATURE_FLEXPRIORITY ( 8*32+ 2) /* Intel FlexPriority */ 211#define X86_FEATURE_EPT ( 8*32+ 3) /* Intel Extended Page Table */ 212#define X86_FEATURE_VPID ( 8*32+ 4) /* Intel Virtual Processor ID */ 213 214#define X86_FEATURE_VMMCALL ( 8*32+15) /* Prefer vmmcall to vmcall */ 215#define X86_FEATURE_XENPV ( 8*32+16) /* "" Xen paravirtual guest */ 216 217 218/* Intel-defined CPU features, CPUID level 0x00000007:0 (ebx), word 9 */ 219#define X86_FEATURE_FSGSBASE ( 9*32+ 0) /* {RD/WR}{FS/GS}BASE instructions*/ 220#define X86_FEATURE_TSC_ADJUST ( 9*32+ 1) /* TSC adjustment MSR 0x3b */ 221#define X86_FEATURE_BMI1 ( 9*32+ 3) /* 1st group bit manipulation extensions */ 222#define X86_FEATURE_HLE ( 9*32+ 4) /* Hardware Lock Elision */ 223#define X86_FEATURE_AVX2 ( 9*32+ 5) /* AVX2 instructions */ 224#define X86_FEATURE_SMEP ( 9*32+ 7) /* Supervisor Mode Execution Protection */ 225#define X86_FEATURE_BMI2 ( 9*32+ 8) /* 2nd group bit manipulation extensions */ 226#define X86_FEATURE_ERMS ( 9*32+ 9) /* Enhanced REP MOVSB/STOSB */ 227#define X86_FEATURE_INVPCID ( 9*32+10) /* Invalidate Processor Context ID */ 228#define X86_FEATURE_RTM ( 9*32+11) /* Restricted Transactional Memory */ 229#define X86_FEATURE_CQM ( 9*32+12) /* Cache QoS Monitoring */ 230#define X86_FEATURE_MPX ( 9*32+14) /* Memory Protection Extension */ 231#define X86_FEATURE_RDT_A ( 9*32+15) /* Resource Director Technology Allocation */ 232#define X86_FEATURE_AVX512F ( 9*32+16) /* AVX-512 Foundation */ 233#define X86_FEATURE_AVX512DQ ( 9*32+17) /* AVX-512 DQ (Double/Quad granular) Instructions */ 234#define X86_FEATURE_RDSEED ( 9*32+18) /* The RDSEED instruction */ 235#define X86_FEATURE_ADX ( 9*32+19) /* The ADCX and ADOX instructions */ 236#define X86_FEATURE_SMAP ( 9*32+20) /* Supervisor Mode Access Prevention */ 237#define X86_FEATURE_AVX512IFMA ( 9*32+21) /* AVX-512 Integer Fused Multiply-Add instructions */ 238#define X86_FEATURE_CLFLUSHOPT ( 9*32+23) /* CLFLUSHOPT instruction */ 239#define X86_FEATURE_CLWB ( 9*32+24) /* CLWB instruction */ 240#define X86_FEATURE_AVX512PF ( 9*32+26) /* AVX-512 Prefetch */ 241#define X86_FEATURE_AVX512ER ( 9*32+27) /* AVX-512 Exponential and Reciprocal */ 242#define X86_FEATURE_AVX512CD ( 9*32+28) /* AVX-512 Conflict Detection */ 243#define X86_FEATURE_SHA_NI ( 9*32+29) /* SHA1/SHA256 Instruction Extensions */ 244#define X86_FEATURE_AVX512BW ( 9*32+30) /* AVX-512 BW (Byte/Word granular) Instructions */ 245#define X86_FEATURE_AVX512VL ( 9*32+31) /* AVX-512 VL (128/256 Vector Length) Extensions */ 246 247/* Extended state features, CPUID level 0x0000000d:1 (eax), word 10 */ 248#define X86_FEATURE_XSAVEOPT (10*32+ 0) /* XSAVEOPT */ 249#define X86_FEATURE_XSAVEC (10*32+ 1) /* XSAVEC */ 250#define X86_FEATURE_XGETBV1 (10*32+ 2) /* XGETBV with ECX = 1 */ 251#define X86_FEATURE_XSAVES (10*32+ 3) /* XSAVES/XRSTORS */ 252 253/* Intel-defined CPU QoS Sub-leaf, CPUID level 0x0000000F:0 (edx), word 11 */ 254#define X86_FEATURE_CQM_LLC (11*32+ 1) /* LLC QoS if 1 */ 255 256/* Intel-defined CPU QoS Sub-leaf, CPUID level 0x0000000F:1 (edx), word 12 */ 257#define X86_FEATURE_CQM_OCCUP_LLC (12*32+ 0) /* LLC occupancy monitoring if 1 */ 258#define X86_FEATURE_CQM_MBM_TOTAL (12*32+ 1) /* LLC Total MBM monitoring */ 259#define X86_FEATURE_CQM_MBM_LOCAL (12*32+ 2) /* LLC Local MBM monitoring */ 260 261/* AMD-defined CPU features, CPUID level 0x80000008 (ebx), word 13 */ 262#define X86_FEATURE_CLZERO (13*32+0) /* CLZERO instruction */ 263#define X86_FEATURE_IRPERF (13*32+1) /* Instructions Retired Count */ 264 265/* Thermal and Power Management Leaf, CPUID level 0x00000006 (eax), word 14 */ 266#define X86_FEATURE_DTHERM (14*32+ 0) /* Digital Thermal Sensor */ 267#define X86_FEATURE_IDA (14*32+ 1) /* Intel Dynamic Acceleration */ 268#define X86_FEATURE_ARAT (14*32+ 2) /* Always Running APIC Timer */ 269#define X86_FEATURE_PLN (14*32+ 4) /* Intel Power Limit Notification */ 270#define X86_FEATURE_PTS (14*32+ 6) /* Intel Package Thermal Status */ 271#define X86_FEATURE_HWP (14*32+ 7) /* Intel Hardware P-states */ 272#define X86_FEATURE_HWP_NOTIFY (14*32+ 8) /* HWP Notification */ 273#define X86_FEATURE_HWP_ACT_WINDOW (14*32+ 9) /* HWP Activity Window */ 274#define X86_FEATURE_HWP_EPP (14*32+10) /* HWP Energy Perf. Preference */ 275#define X86_FEATURE_HWP_PKG_REQ (14*32+11) /* HWP Package Level Request */ 276 277/* AMD SVM Feature Identification, CPUID level 0x8000000a (edx), word 15 */ 278#define X86_FEATURE_NPT (15*32+ 0) /* Nested Page Table support */ 279#define X86_FEATURE_LBRV (15*32+ 1) /* LBR Virtualization support */ 280#define X86_FEATURE_SVML (15*32+ 2) /* "svm_lock" SVM locking MSR */ 281#define X86_FEATURE_NRIPS (15*32+ 3) /* "nrip_save" SVM next_rip save */ 282#define X86_FEATURE_TSCRATEMSR (15*32+ 4) /* "tsc_scale" TSC scaling support */ 283#define X86_FEATURE_VMCBCLEAN (15*32+ 5) /* "vmcb_clean" VMCB clean bits support */ 284#define X86_FEATURE_FLUSHBYASID (15*32+ 6) /* flush-by-ASID support */ 285#define X86_FEATURE_DECODEASSISTS (15*32+ 7) /* Decode Assists support */ 286#define X86_FEATURE_PAUSEFILTER (15*32+10) /* filtered pause intercept */ 287#define X86_FEATURE_PFTHRESHOLD (15*32+12) /* pause filter threshold */ 288#define X86_FEATURE_AVIC (15*32+13) /* Virtual Interrupt Controller */ 289#define X86_FEATURE_V_VMSAVE_VMLOAD (15*32+15) /* Virtual VMSAVE VMLOAD */ 290 291/* Intel-defined CPU features, CPUID level 0x00000007:0 (ecx), word 16 */ 292#define X86_FEATURE_AVX512VBMI (16*32+ 1) /* AVX512 Vector Bit Manipulation instructions*/ 293#define X86_FEATURE_PKU (16*32+ 3) /* Protection Keys for Userspace */ 294#define X86_FEATURE_OSPKE (16*32+ 4) /* OS Protection Keys Enable */ 295#define X86_FEATURE_AVX512_VPOPCNTDQ (16*32+14) /* POPCNT for vectors of DW/QW */ 296#define X86_FEATURE_LA57 (16*32+16) /* 5-level page tables */ 297#define X86_FEATURE_RDPID (16*32+22) /* RDPID instruction */ 298 299/* AMD-defined CPU features, CPUID level 0x80000007 (ebx), word 17 */ 300#define X86_FEATURE_OVERFLOW_RECOV (17*32+0) /* MCA overflow recovery support */ 301#define X86_FEATURE_SUCCOR (17*32+1) /* Uncorrectable error containment and recovery */ 302#define X86_FEATURE_SMCA (17*32+3) /* Scalable MCA */ 303 304/* 305 * BUG word(s) 306 */ 307#define X86_BUG(x) (NCAPINTS*32 + (x)) 308 309#define X86_BUG_F00F X86_BUG(0) /* Intel F00F */ 310#define X86_BUG_FDIV X86_BUG(1) /* FPU FDIV */ 311#define X86_BUG_COMA X86_BUG(2) /* Cyrix 6x86 coma */ 312#define X86_BUG_AMD_TLB_MMATCH X86_BUG(3) /* "tlb_mmatch" AMD Erratum 383 */ 313#define X86_BUG_AMD_APIC_C1E X86_BUG(4) /* "apic_c1e" AMD Erratum 400 */ 314#define X86_BUG_11AP X86_BUG(5) /* Bad local APIC aka 11AP */ 315#define X86_BUG_FXSAVE_LEAK X86_BUG(6) /* FXSAVE leaks FOP/FIP/FOP */ 316#define X86_BUG_CLFLUSH_MONITOR X86_BUG(7) /* AAI65, CLFLUSH required before MONITOR */ 317#define X86_BUG_SYSRET_SS_ATTRS X86_BUG(8) /* SYSRET doesn't fix up SS attrs */ 318#ifdef CONFIG_X86_32 319/* 320 * 64-bit kernels don't use X86_BUG_ESPFIX. Make the define conditional 321 * to avoid confusion. 322 */ 323#define X86_BUG_ESPFIX X86_BUG(9) /* "" IRET to 16-bit SS corrupts ESP/RSP high bits */ 324#endif 325#define X86_BUG_NULL_SEG X86_BUG(10) /* Nulling a selector preserves the base */ 326#define X86_BUG_SWAPGS_FENCE X86_BUG(11) /* SWAPGS without input dep on GS */ 327#define X86_BUG_MONITOR X86_BUG(12) /* IPI required to wake up remote CPU */ 328#define X86_BUG_AMD_E400 X86_BUG(13) /* CPU is among the affected by Erratum 400 */ 329#endif /* _ASM_X86_CPUFEATURES_H */ 330