mirror of
https://github.com/RGBCube/serenity
synced 2025-07-26 07:07:45 +00:00
Kernel: Support all Intel-defined extended CPUID feature flags for EAX=7
We're now able to detect all the extended CPUID feature flags from EBX/ECX/EDX for EAX=7 :^)
This commit is contained in:
Linus Groh
Andreas Kling
parent
6ca03b915e
commit
96e6420d8d
3 changed files with 405 additions and 12 deletions
|
|
@ -134,14 +134,167 @@ StringView cpu_feature_to_string_view(CPUFeature::Type const& feature)
|
|||
return "ia64"sv;
|
||||
if (feature == CPUFeature::PBE)
|
||||
return "pbe"sv;
|
||||
if (feature == CPUFeature::FSGSBASE)
|
||||
return "fsgsbase"sv;
|
||||
if (feature == CPUFeature::TSC_ADJUST)
|
||||
return "tsc_adjust"sv;
|
||||
if (feature == CPUFeature::SGX)
|
||||
return "sgx"sv;
|
||||
if (feature == CPUFeature::BMI1)
|
||||
return "bmi1"sv;
|
||||
if (feature == CPUFeature::HLE)
|
||||
return "hle"sv;
|
||||
if (feature == CPUFeature::AVX2)
|
||||
return "avx2"sv;
|
||||
if (feature == CPUFeature::FDP_EXCPTN_ONLY)
|
||||
return "fdp_excptn_only"sv;
|
||||
if (feature == CPUFeature::SMEP)
|
||||
return "smep"sv;
|
||||
if (feature == CPUFeature::BMI2)
|
||||
return "bmi2"sv;
|
||||
if (feature == CPUFeature::ERMS)
|
||||
return "erms"sv;
|
||||
if (feature == CPUFeature::INVPCID)
|
||||
return "invpcid"sv;
|
||||
if (feature == CPUFeature::RTM)
|
||||
return "rtm"sv;
|
||||
if (feature == CPUFeature::PQM)
|
||||
return "pqm"sv;
|
||||
if (feature == CPUFeature::ZERO_FCS_FDS)
|
||||
return "zero_fcs_fds"sv;
|
||||
if (feature == CPUFeature::MPX)
|
||||
return "mpx"sv;
|
||||
if (feature == CPUFeature::PQE)
|
||||
return "pqe"sv;
|
||||
if (feature == CPUFeature::AVX512_F)
|
||||
return "avx512_f"sv;
|
||||
if (feature == CPUFeature::AVX512_DQ)
|
||||
return "avx512_dq"sv;
|
||||
if (feature == CPUFeature::RDSEED)
|
||||
return "rdseed"sv;
|
||||
if (feature == CPUFeature::ADX)
|
||||
return "adx"sv;
|
||||
if (feature == CPUFeature::SMAP)
|
||||
return "smap"sv;
|
||||
if (feature == CPUFeature::AVX512_IFMA)
|
||||
return "avx512_ifma"sv;
|
||||
if (feature == CPUFeature::PCOMMIT)
|
||||
return "pcommit"sv;
|
||||
if (feature == CPUFeature::CLFLUSHOPT)
|
||||
return "clflushopt"sv;
|
||||
if (feature == CPUFeature::CLWB)
|
||||
return "clwb"sv;
|
||||
if (feature == CPUFeature::INTEL_PT)
|
||||
return "intel_pt"sv;
|
||||
if (feature == CPUFeature::AVX512_PF)
|
||||
return "avx512_pf"sv;
|
||||
if (feature == CPUFeature::AVX512_ER)
|
||||
return "avx512_er"sv;
|
||||
if (feature == CPUFeature::AVX512_CD)
|
||||
return "avx512_cd"sv;
|
||||
if (feature == CPUFeature::SHA)
|
||||
return "sha"sv;
|
||||
if (feature == CPUFeature::AVX512_BW)
|
||||
return "avx512_bw"sv;
|
||||
if (feature == CPUFeature::AVX512_VL)
|
||||
return "avx512_vl"sv;
|
||||
if (feature == CPUFeature::PREFETCHWT1)
|
||||
return "prefetchwt1"sv;
|
||||
if (feature == CPUFeature::AVX512_VBMI)
|
||||
return "avx512_vbmi"sv;
|
||||
if (feature == CPUFeature::UMIP)
|
||||
return "umip"sv;
|
||||
if (feature == CPUFeature::PKU)
|
||||
return "pku"sv;
|
||||
if (feature == CPUFeature::OSPKU)
|
||||
return "ospku"sv;
|
||||
if (feature == CPUFeature::WAITPKG)
|
||||
return "waitpkg"sv;
|
||||
if (feature == CPUFeature::AVX512_VBMI2)
|
||||
return "avx512_vbmi2"sv;
|
||||
if (feature == CPUFeature::CET_SS)
|
||||
return "cet_ss"sv;
|
||||
if (feature == CPUFeature::GFNI)
|
||||
return "gfni"sv;
|
||||
if (feature == CPUFeature::VAES)
|
||||
return "vaes"sv;
|
||||
if (feature == CPUFeature::VPCLMULQDQ)
|
||||
return "vpclmulqdq"sv;
|
||||
if (feature == CPUFeature::AVX512_VNNI)
|
||||
return "avx512_vnni"sv;
|
||||
if (feature == CPUFeature::AVX512_BITALG)
|
||||
return "avx512_bitalg"sv;
|
||||
if (feature == CPUFeature::TME_EN)
|
||||
return "tme_en"sv;
|
||||
if (feature == CPUFeature::AVX512_VPOPCNTDQ)
|
||||
return "avx512_vpopcntdq"sv;
|
||||
if (feature == CPUFeature::INTEL_5_LEVEL_PAGING)
|
||||
return "intel_5_level_paging"sv;
|
||||
if (feature == CPUFeature::RDPID)
|
||||
return "rdpid"sv;
|
||||
if (feature == CPUFeature::KL)
|
||||
return "kl"sv;
|
||||
if (feature == CPUFeature::CLDEMOTE)
|
||||
return "cldemote"sv;
|
||||
if (feature == CPUFeature::MOVDIRI)
|
||||
return "movdiri"sv;
|
||||
if (feature == CPUFeature::MOVDIR64B)
|
||||
return "movdir64b"sv;
|
||||
if (feature == CPUFeature::ENQCMD)
|
||||
return "enqcmd"sv;
|
||||
if (feature == CPUFeature::SGX_LC)
|
||||
return "sgx_lc"sv;
|
||||
if (feature == CPUFeature::PKS)
|
||||
return "pks"sv;
|
||||
if (feature == CPUFeature::AVX512_4VNNIW)
|
||||
return "avx512_4vnniw"sv;
|
||||
if (feature == CPUFeature::AVX512_4FMAPS)
|
||||
return "avx512_4fmaps"sv;
|
||||
if (feature == CPUFeature::FSRM)
|
||||
return "fsrm"sv;
|
||||
if (feature == CPUFeature::AVX512_VP2INTERSECT)
|
||||
return "avx512_vp2intersect"sv;
|
||||
if (feature == CPUFeature::SRBDS_CTRL)
|
||||
return "srbds_ctrl"sv;
|
||||
if (feature == CPUFeature::MD_CLEAR)
|
||||
return "md_clear"sv;
|
||||
if (feature == CPUFeature::RTM_ALWAYS_ABORT)
|
||||
return "rtm_always_abort"sv;
|
||||
if (feature == CPUFeature::TSX_FORCE_ABORT)
|
||||
return "tsx_force_abort"sv;
|
||||
if (feature == CPUFeature::SERIALIZE)
|
||||
return "serialize"sv;
|
||||
if (feature == CPUFeature::HYBRID)
|
||||
return "hybrid"sv;
|
||||
if (feature == CPUFeature::TSXLDTRK)
|
||||
return "tsxldtrk"sv;
|
||||
if (feature == CPUFeature::PCONFIG)
|
||||
return "pconfig"sv;
|
||||
if (feature == CPUFeature::LBR)
|
||||
return "lbr"sv;
|
||||
if (feature == CPUFeature::CET_IBT)
|
||||
return "cet_ibt"sv;
|
||||
if (feature == CPUFeature::AMX_BF16)
|
||||
return "amx_bf16"sv;
|
||||
if (feature == CPUFeature::AVX512_FP16)
|
||||
return "avx512_fp16"sv;
|
||||
if (feature == CPUFeature::AMX_TILE)
|
||||
return "amx_tile"sv;
|
||||
if (feature == CPUFeature::AMX_INT8)
|
||||
return "amx_int8"sv;
|
||||
if (feature == CPUFeature::SPEC_CTRL)
|
||||
return "spec_ctrl"sv;
|
||||
if (feature == CPUFeature::STIBP)
|
||||
return "stibp"sv;
|
||||
// NOTE: This is called flush_l1d on Linux, but L1D_FLUSH in the Intel manual.
|
||||
if (feature == CPUFeature::L1D_FLUSH)
|
||||
return "l1d_flush"sv;
|
||||
if (feature == CPUFeature::IA32_ARCH_CAPABILITIES)
|
||||
return "ia32_arch_capabilities"sv;
|
||||
if (feature == CPUFeature::IA32_CORE_CAPABILITIES)
|
||||
return "ia32_code_capabilities"sv;
|
||||
if (feature == CPUFeature::SSBD)
|
||||
return "ssbd"sv;
|
||||
if (feature == CPUFeature::SYSCALL)
|
||||
return "syscall"sv;
|
||||
if (feature == CPUFeature::NX)
|
||||
|
|
|
|||
|
|
@ -212,14 +212,169 @@ UNMAP_AFTER_INIT void Processor::cpu_detect()
|
|||
m_features |= CPUFeature::PBE;
|
||||
|
||||
CPUID extended_features(0x7);
|
||||
|
||||
if (extended_features.ebx() & (1 << 0))
|
||||
m_features |= CPUFeature::FSGSBASE;
|
||||
if (extended_features.ebx() & (1 << 1))
|
||||
m_features |= CPUFeature::TSC_ADJUST;
|
||||
if (extended_features.ebx() & (1 << 2))
|
||||
m_features |= CPUFeature::SGX;
|
||||
if (extended_features.ebx() & (1 << 3))
|
||||
m_features |= CPUFeature::BMI1;
|
||||
if (extended_features.ebx() & (1 << 4))
|
||||
m_features |= CPUFeature::HLE;
|
||||
if (extended_features.ebx() & (1 << 5))
|
||||
m_features |= CPUFeature::AVX2;
|
||||
if (extended_features.ebx() & (1 << 6))
|
||||
m_features |= CPUFeature::FDP_EXCPTN_ONLY;
|
||||
if (extended_features.ebx() & (1 << 7))
|
||||
m_features |= CPUFeature::SMEP;
|
||||
if (extended_features.ebx() & (1 << 8))
|
||||
m_features |= CPUFeature::BMI2;
|
||||
if (extended_features.ebx() & (1 << 9))
|
||||
m_features |= CPUFeature::ERMS;
|
||||
if (extended_features.ebx() & (1 << 10))
|
||||
m_features |= CPUFeature::INVPCID;
|
||||
if (extended_features.ebx() & (1 << 11))
|
||||
m_features |= CPUFeature::RTM;
|
||||
if (extended_features.ebx() & (1 << 12))
|
||||
m_features |= CPUFeature::PQM;
|
||||
if (extended_features.ebx() & (1 << 13))
|
||||
m_features |= CPUFeature::ZERO_FCS_FDS;
|
||||
if (extended_features.ebx() & (1 << 14))
|
||||
m_features |= CPUFeature::MPX;
|
||||
if (extended_features.ebx() & (1 << 15))
|
||||
m_features |= CPUFeature::PQE;
|
||||
if (extended_features.ebx() & (1 << 16))
|
||||
m_features |= CPUFeature::AVX512_F;
|
||||
if (extended_features.ebx() & (1 << 17))
|
||||
m_features |= CPUFeature::AVX512_DQ;
|
||||
if (extended_features.ebx() & (1 << 18))
|
||||
m_features |= CPUFeature::RDSEED;
|
||||
if (extended_features.ebx() & (1 << 19))
|
||||
m_features |= CPUFeature::ADX;
|
||||
if (extended_features.ebx() & (1 << 20))
|
||||
m_features |= CPUFeature::SMAP;
|
||||
if (extended_features.ebx() & (1 << 21))
|
||||
m_features |= CPUFeature::AVX512_IFMA;
|
||||
if (extended_features.ebx() & (1 << 22))
|
||||
m_features |= CPUFeature::PCOMMIT;
|
||||
if (extended_features.ebx() & (1 << 23))
|
||||
m_features |= CPUFeature::CLFLUSHOPT;
|
||||
if (extended_features.ebx() & (1 << 24))
|
||||
m_features |= CPUFeature::CLWB;
|
||||
if (extended_features.ebx() & (1 << 25))
|
||||
m_features |= CPUFeature::INTEL_PT;
|
||||
if (extended_features.ebx() & (1 << 26))
|
||||
m_features |= CPUFeature::AVX512_PF;
|
||||
if (extended_features.ebx() & (1 << 27))
|
||||
m_features |= CPUFeature::AVX512_ER;
|
||||
if (extended_features.ebx() & (1 << 28))
|
||||
m_features |= CPUFeature::AVX512_CD;
|
||||
if (extended_features.ebx() & (1 << 29))
|
||||
m_features |= CPUFeature::SHA;
|
||||
if (extended_features.ebx() & (1 << 30))
|
||||
m_features |= CPUFeature::AVX512_BW;
|
||||
if (extended_features.ebx() & (1 << 31))
|
||||
m_features |= CPUFeature::AVX512_VL;
|
||||
|
||||
if (extended_features.ecx() & (1 << 0))
|
||||
m_features |= CPUFeature::PREFETCHWT1;
|
||||
if (extended_features.ecx() & (1 << 1))
|
||||
m_features |= CPUFeature::AVX512_VBMI;
|
||||
if (extended_features.ecx() & (1 << 2))
|
||||
m_features |= CPUFeature::UMIP;
|
||||
if (extended_features.ecx() & (1 << 3))
|
||||
m_features |= CPUFeature::PKU;
|
||||
if (extended_features.ecx() & (1 << 4))
|
||||
m_features |= CPUFeature::OSPKU;
|
||||
if (extended_features.ecx() & (1 << 5))
|
||||
m_features |= CPUFeature::WAITPKG;
|
||||
if (extended_features.ecx() & (1 << 6))
|
||||
m_features |= CPUFeature::AVX512_VBMI2;
|
||||
if (extended_features.ecx() & (1 << 7))
|
||||
m_features |= CPUFeature::CET_SS;
|
||||
if (extended_features.ecx() & (1 << 8))
|
||||
m_features |= CPUFeature::GFNI;
|
||||
if (extended_features.ecx() & (1 << 9))
|
||||
m_features |= CPUFeature::VAES;
|
||||
if (extended_features.ecx() & (1 << 10))
|
||||
m_features |= CPUFeature::VPCLMULQDQ;
|
||||
if (extended_features.ecx() & (1 << 11))
|
||||
m_features |= CPUFeature::AVX512_VNNI;
|
||||
if (extended_features.ecx() & (1 << 12))
|
||||
m_features |= CPUFeature::AVX512_BITALG;
|
||||
if (extended_features.ecx() & (1 << 13))
|
||||
m_features |= CPUFeature::TME_EN;
|
||||
if (extended_features.ecx() & (1 << 14))
|
||||
m_features |= CPUFeature::AVX512_VPOPCNTDQ;
|
||||
if (extended_features.ecx() & (1 << 16))
|
||||
m_features |= CPUFeature::INTEL_5_LEVEL_PAGING;
|
||||
if (extended_features.ecx() & (1 << 22))
|
||||
m_features |= CPUFeature::RDPID;
|
||||
if (extended_features.ecx() & (1 << 23))
|
||||
m_features |= CPUFeature::KL;
|
||||
if (extended_features.ecx() & (1 << 25))
|
||||
m_features |= CPUFeature::CLDEMOTE;
|
||||
if (extended_features.ecx() & (1 << 27))
|
||||
m_features |= CPUFeature::MOVDIRI;
|
||||
if (extended_features.ecx() & (1 << 28))
|
||||
m_features |= CPUFeature::MOVDIR64B;
|
||||
if (extended_features.ecx() & (1 << 29))
|
||||
m_features |= CPUFeature::ENQCMD;
|
||||
if (extended_features.ecx() & (1 << 30))
|
||||
m_features |= CPUFeature::SGX_LC;
|
||||
if (extended_features.ecx() & (1 << 31))
|
||||
m_features |= CPUFeature::PKS;
|
||||
|
||||
if (extended_features.edx() & (1 << 2))
|
||||
m_features |= CPUFeature::AVX512_4VNNIW;
|
||||
if (extended_features.edx() & (1 << 3))
|
||||
m_features |= CPUFeature::AVX512_4FMAPS;
|
||||
if (extended_features.edx() & (1 << 4))
|
||||
m_features |= CPUFeature::FSRM;
|
||||
if (extended_features.edx() & (1 << 8))
|
||||
m_features |= CPUFeature::AVX512_VP2INTERSECT;
|
||||
if (extended_features.edx() & (1 << 9))
|
||||
m_features |= CPUFeature::SRBDS_CTRL;
|
||||
if (extended_features.edx() & (1 << 10))
|
||||
m_features |= CPUFeature::MD_CLEAR;
|
||||
if (extended_features.edx() & (1 << 11))
|
||||
m_features |= CPUFeature::RTM_ALWAYS_ABORT;
|
||||
if (extended_features.edx() & (1 << 13))
|
||||
m_features |= CPUFeature::TSX_FORCE_ABORT;
|
||||
if (extended_features.edx() & (1 << 14))
|
||||
m_features |= CPUFeature::SERIALIZE;
|
||||
if (extended_features.edx() & (1 << 15))
|
||||
m_features |= CPUFeature::HYBRID;
|
||||
if (extended_features.edx() & (1 << 16))
|
||||
m_features |= CPUFeature::TSXLDTRK;
|
||||
if (extended_features.edx() & (1 << 18))
|
||||
m_features |= CPUFeature::PCONFIG;
|
||||
if (extended_features.edx() & (1 << 19))
|
||||
m_features |= CPUFeature::LBR;
|
||||
if (extended_features.edx() & (1 << 20))
|
||||
m_features |= CPUFeature::CET_IBT;
|
||||
if (extended_features.edx() & (1 << 22))
|
||||
m_features |= CPUFeature::AMX_BF16;
|
||||
if (extended_features.edx() & (1 << 23))
|
||||
m_features |= CPUFeature::AVX512_FP16;
|
||||
if (extended_features.edx() & (1 << 24))
|
||||
m_features |= CPUFeature::AMX_TILE;
|
||||
if (extended_features.edx() & (1 << 25))
|
||||
m_features |= CPUFeature::AMX_INT8;
|
||||
if (extended_features.edx() & (1 << 26))
|
||||
m_features |= CPUFeature::SPEC_CTRL;
|
||||
if (extended_features.edx() & (1 << 27))
|
||||
m_features |= CPUFeature::STIBP;
|
||||
if (extended_features.edx() & (1 << 28))
|
||||
m_features |= CPUFeature::L1D_FLUSH;
|
||||
if (extended_features.edx() & (1 << 29))
|
||||
m_features |= CPUFeature::IA32_ARCH_CAPABILITIES;
|
||||
if (extended_features.edx() & (1 << 30))
|
||||
m_features |= CPUFeature::IA32_CORE_CAPABILITIES;
|
||||
if (extended_features.edx() & (1 << 31))
|
||||
m_features |= CPUFeature::SSBD;
|
||||
|
||||
u32 max_extended_leaf = CPUID(0x80000000).eax();
|
||||
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue