401 lines
19 KiB
Plaintext
401 lines
19 KiB
Plaintext
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# The basic row format is:
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# LEAF, SUBLEAF, register_name, bits, short_name, long_description
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# Leaf 00H
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0, 0, EAX, 31:0, max_basic_leafs, Max input value for supported subleafs
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# Leaf 01H
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1, 0, EAX, 3:0, stepping, Stepping ID
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1, 0, EAX, 7:4, model, Model
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1, 0, EAX, 11:8, family, Family ID
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1, 0, EAX, 13:12, processor, Processor Type
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1, 0, EAX, 19:16, model_ext, Extended Model ID
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1, 0, EAX, 27:20, family_ext, Extended Family ID
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1, 0, EBX, 7:0, brand, Brand Index
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1, 0, EBX, 15:8, clflush_size, CLFLUSH line size (value * 8) in bytes
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1, 0, EBX, 23:16, max_cpu_id, Maxim number of addressable logic cpu in this package
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1, 0, EBX, 31:24, apic_id, Initial APIC ID
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1, 0, ECX, 0, sse3, Streaming SIMD Extensions 3(SSE3)
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1, 0, ECX, 1, pclmulqdq, PCLMULQDQ instruction supported
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1, 0, ECX, 2, dtes64, DS area uses 64-bit layout
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1, 0, ECX, 3, mwait, MONITOR/MWAIT supported
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1, 0, ECX, 4, ds_cpl, CPL Qualified Debug Store which allows for branch message storage qualified by CPL
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1, 0, ECX, 5, vmx, Virtual Machine Extensions supported
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1, 0, ECX, 6, smx, Safer Mode Extension supported
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1, 0, ECX, 7, eist, Enhanced Intel SpeedStep Technology
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1, 0, ECX, 8, tm2, Thermal Monitor 2
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1, 0, ECX, 9, ssse3, Supplemental Streaming SIMD Extensions 3 (SSSE3)
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1, 0, ECX, 10, l1_ctx_id, L1 data cache could be set to either adaptive mode or shared mode (check IA32_MISC_ENABLE bit 24 definition)
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1, 0, ECX, 11, sdbg, IA32_DEBUG_INTERFACE MSR for silicon debug supported
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1, 0, ECX, 12, fma, FMA extensions using YMM state supported
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1, 0, ECX, 13, cmpxchg16b, 'CMPXCHG16B - Compare and Exchange Bytes' supported
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1, 0, ECX, 14, xtpr_update, xTPR Update Control supported
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1, 0, ECX, 15, pdcm, Perfmon and Debug Capability present
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1, 0, ECX, 17, pcid, Process-Context Identifiers feature present
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1, 0, ECX, 18, dca, Prefetching data from a memory mapped device supported
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1, 0, ECX, 19, sse4_1, SSE4.1 feature present
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1, 0, ECX, 20, sse4_2, SSE4.2 feature present
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1, 0, ECX, 21, x2apic, x2APIC supported
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1, 0, ECX, 22, movbe, MOVBE instruction supported
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1, 0, ECX, 23, popcnt, POPCNT instruction supported
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1, 0, ECX, 24, tsc_deadline_timer, LAPIC supports one-shot operation using a TSC deadline value
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1, 0, ECX, 25, aesni, AESNI instruction supported
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1, 0, ECX, 26, xsave, XSAVE/XRSTOR processor extended states (XSETBV/XGETBV/XCR0)
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1, 0, ECX, 27, osxsave, OS has set CR4.OSXSAVE bit to enable XSETBV/XGETBV/XCR0
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1, 0, ECX, 28, avx, AVX instruction supported
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1, 0, ECX, 29, f16c, 16-bit floating-point conversion instruction supported
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1, 0, ECX, 30, rdrand, RDRAND instruction supported
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1, 0, EDX, 0, fpu, x87 FPU on chip
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1, 0, EDX, 1, vme, Virtual-8086 Mode Enhancement
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1, 0, EDX, 2, de, Debugging Extensions
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1, 0, EDX, 3, pse, Page Size Extensions
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1, 0, EDX, 4, tsc, Time Stamp Counter
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1, 0, EDX, 5, msr, RDMSR and WRMSR Support
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1, 0, EDX, 6, pae, Physical Address Extensions
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1, 0, EDX, 7, mce, Machine Check Exception
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1, 0, EDX, 8, cx8, CMPXCHG8B instr
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1, 0, EDX, 9, apic, APIC on Chip
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1, 0, EDX, 11, sep, SYSENTER and SYSEXIT instrs
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1, 0, EDX, 12, mtrr, Memory Type Range Registers
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1, 0, EDX, 13, pge, Page Global Bit
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1, 0, EDX, 14, mca, Machine Check Architecture
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1, 0, EDX, 15, cmov, Conditional Move Instrs
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1, 0, EDX, 16, pat, Page Attribute Table
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1, 0, EDX, 17, pse36, 36-Bit Page Size Extension
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1, 0, EDX, 18, psn, Processor Serial Number
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1, 0, EDX, 19, clflush, CLFLUSH instr
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# 1, 0, EDX, 20,
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1, 0, EDX, 21, ds, Debug Store
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1, 0, EDX, 22, acpi, Thermal Monitor and Software Controlled Clock Facilities
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1, 0, EDX, 23, mmx, Intel MMX Technology
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1, 0, EDX, 24, fxsr, XSAVE and FXRSTOR Instrs
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1, 0, EDX, 25, sse, SSE
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1, 0, EDX, 26, sse2, SSE2
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1, 0, EDX, 27, ss, Self Snoop
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1, 0, EDX, 28, hit, Max APIC IDs
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1, 0, EDX, 29, tm, Thermal Monitor
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# 1, 0, EDX, 30,
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1, 0, EDX, 31, pbe, Pending Break Enable
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# Leaf 02H
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# cache and TLB descriptor info
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# Leaf 03H
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# Precessor Serial Number, introduced on Pentium III, not valid for
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# latest models
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# Leaf 04H
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# thread/core and cache topology
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4, 0, EAX, 4:0, cache_type, Cache type like instr/data or unified
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4, 0, EAX, 7:5, cache_level, Cache Level (starts at 1)
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4, 0, EAX, 8, cache_self_init, Cache Self Initialization
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4, 0, EAX, 9, fully_associate, Fully Associative cache
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# 4, 0, EAX, 13:10, resvd, resvd
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4, 0, EAX, 25:14, max_logical_id, Max number of addressable IDs for logical processors sharing the cache
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4, 0, EAX, 31:26, max_phy_id, Max number of addressable IDs for processors in phy package
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4, 0, EBX, 11:0, cache_linesize, Size of a cache line in bytes
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4, 0, EBX, 21:12, cache_partition, Physical Line partitions
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4, 0, EBX, 31:22, cache_ways, Ways of associativity
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4, 0, ECX, 31:0, cache_sets, Number of Sets - 1
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4, 0, EDX, 0, c_wbinvd, 1 means WBINVD/INVD is not ganranteed to act upon lower level caches of non-originating threads sharing this cache
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4, 0, EDX, 1, c_incl, Whether cache is inclusive of lower cache level
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4, 0, EDX, 2, c_comp_index, Complex Cache Indexing
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# Leaf 05H
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# MONITOR/MWAIT
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5, 0, EAX, 15:0, min_mon_size, Smallest monitor line size in bytes
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5, 0, EBX, 15:0, max_mon_size, Largest monitor line size in bytes
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5, 0, ECX, 0, mwait_ext, Enum of Monitor-Mwait extensions supported
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5, 0, ECX, 1, mwait_irq_break, Largest monitor line size in bytes
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5, 0, EDX, 3:0, c0_sub_stats, Number of C0* sub C-states supported using MWAIT
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5, 0, EDX, 7:4, c1_sub_stats, Number of C1* sub C-states supported using MWAIT
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5, 0, EDX, 11:8, c2_sub_stats, Number of C2* sub C-states supported using MWAIT
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5, 0, EDX, 15:12, c3_sub_stats, Number of C3* sub C-states supported using MWAIT
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5, 0, EDX, 19:16, c4_sub_stats, Number of C4* sub C-states supported using MWAIT
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5, 0, EDX, 23:20, c5_sub_stats, Number of C5* sub C-states supported using MWAIT
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5, 0, EDX, 27:24, c6_sub_stats, Number of C6* sub C-states supported using MWAIT
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5, 0, EDX, 31:28, c7_sub_stats, Number of C7* sub C-states supported using MWAIT
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# Leaf 06H
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# Thermal & Power Management
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6, 0, EAX, 0, dig_temp, Digital temperature sensor supported
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6, 0, EAX, 1, turbo, Intel Turbo Boost
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6, 0, EAX, 2, arat, Always running APIC timer
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# 6, 0, EAX, 3, resv, Reserved
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6, 0, EAX, 4, pln, Power limit notifications supported
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6, 0, EAX, 5, ecmd, Clock modulation duty cycle extension supported
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6, 0, EAX, 6, ptm, Package thermal management supported
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6, 0, EAX, 7, hwp, HWP base register
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6, 0, EAX, 8, hwp_notify, HWP notification
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6, 0, EAX, 9, hwp_act_window, HWP activity window
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6, 0, EAX, 10, hwp_energy, HWP energy performance preference
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6, 0, EAX, 11, hwp_pkg_req, HWP package level request
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# 6, 0, EAX, 12, resv, Reserved
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6, 0, EAX, 13, hdc, HDC base registers supported
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6, 0, EAX, 14, turbo3, Turbo Boost Max 3.0
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6, 0, EAX, 15, hwp_cap, Highest Performance change supported
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6, 0, EAX, 16, hwp_peci, HWP PECI override is supported
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6, 0, EAX, 17, hwp_flex, Flexible HWP is supported
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6, 0, EAX, 18, hwp_fast, Fast access mode for the IA32_HWP_REQUEST MSR is supported
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# 6, 0, EAX, 19, resv, Reserved
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6, 0, EAX, 20, hwp_ignr, Ignoring Idle Logical Processor HWP request is supported
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6, 0, EBX, 3:0, therm_irq_thresh, Number of Interrupt Thresholds in Digital Thermal Sensor
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6, 0, ECX, 0, aperfmperf, Presence of IA32_MPERF and IA32_APERF
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6, 0, ECX, 3, energ_bias, Performance-energy bias preference supported
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# Leaf 07H
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# ECX == 0
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# AVX512 refers to https://en.wikipedia.org/wiki/AVX-512
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# XXX: Do we really need to enumerate each and every AVX512 sub features
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7, 0, EBX, 0, fsgsbase, RDFSBASE/RDGSBASE/WRFSBASE/WRGSBASE supported
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7, 0, EBX, 1, tsc_adjust, TSC_ADJUST MSR supported
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7, 0, EBX, 2, sgx, Software Guard Extensions
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7, 0, EBX, 3, bmi1, BMI1
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7, 0, EBX, 4, hle, Hardware Lock Elision
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7, 0, EBX, 5, avx2, AVX2
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# 7, 0, EBX, 6, fdp_excp_only, x87 FPU Data Pointer updated only on x87 exceptions
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7, 0, EBX, 7, smep, Supervisor-Mode Execution Prevention
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7, 0, EBX, 8, bmi2, BMI2
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7, 0, EBX, 9, rep_movsb, Enhanced REP MOVSB/STOSB
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7, 0, EBX, 10, invpcid, INVPCID instruction
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7, 0, EBX, 11, rtm, Restricted Transactional Memory
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7, 0, EBX, 12, rdt_m, Intel RDT Monitoring capability
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7, 0, EBX, 13, depc_fpu_cs_ds, Deprecates FPU CS and FPU DS
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7, 0, EBX, 14, mpx, Memory Protection Extensions
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7, 0, EBX, 15, rdt_a, Intel RDT Allocation capability
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7, 0, EBX, 16, avx512f, AVX512 Foundation instr
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7, 0, EBX, 17, avx512dq, AVX512 Double and Quadword AVX512 instr
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7, 0, EBX, 18, rdseed, RDSEED instr
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7, 0, EBX, 19, adx, ADX instr
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7, 0, EBX, 20, smap, Supervisor Mode Access Prevention
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7, 0, EBX, 21, avx512ifma, AVX512 Integer Fused Multiply Add
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# 7, 0, EBX, 22, resvd, resvd
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7, 0, EBX, 23, clflushopt, CLFLUSHOPT instr
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7, 0, EBX, 24, clwb, CLWB instr
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7, 0, EBX, 25, intel_pt, Intel Processor Trace instr
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7, 0, EBX, 26, avx512pf, Prefetch
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7, 0, EBX, 27, avx512er, AVX512 Exponent Reciproca instr
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7, 0, EBX, 28, avx512cd, AVX512 Conflict Detection instr
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7, 0, EBX, 29, sha, Intel Secure Hash Algorithm Extensions instr
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7, 0, EBX, 30, avx512bw, AVX512 Byte & Word instr
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7, 0, EBX, 31, avx512vl, AVX512 Vector Length Extentions (VL)
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7, 0, ECX, 0, prefetchwt1, X
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7, 0, ECX, 1, avx512vbmi, AVX512 Vector Byte Manipulation Instructions
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7, 0, ECX, 2, umip, User-mode Instruction Prevention
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7, 0, ECX, 3, pku, Protection Keys for User-mode pages
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7, 0, ECX, 4, ospke, CR4 PKE set to enable protection keys
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# 7, 0, ECX, 16:5, resvd, resvd
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7, 0, ECX, 21:17, mawau, The value of MAWAU used by the BNDLDX and BNDSTX instructions in 64-bit mode
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7, 0, ECX, 22, rdpid, RDPID and IA32_TSC_AUX
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# 7, 0, ECX, 29:23, resvd, resvd
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7, 0, ECX, 30, sgx_lc, SGX Launch Configuration
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# 7, 0, ECX, 31, resvd, resvd
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# Leaf 08H
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#
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# Leaf 09H
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# Direct Cache Access (DCA) information
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9, 0, ECX, 31:0, dca_cap, The value of IA32_PLATFORM_DCA_CAP
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# Leaf 0AH
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# Architectural Performance Monitoring
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#
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# Do we really need to print out the PMU related stuff?
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# Does normal user really care about it?
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#
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0xA, 0, EAX, 7:0, pmu_ver, Performance Monitoring Unit version
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0xA, 0, EAX, 15:8, pmu_gp_cnt_num, Numer of general-purose PMU counters per logical CPU
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0xA, 0, EAX, 23:16, pmu_cnt_bits, Bit wideth of PMU counter
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0xA, 0, EAX, 31:24, pmu_ebx_bits, Length of EBX bit vector to enumerate PMU events
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0xA, 0, EBX, 0, pmu_no_core_cycle_evt, Core cycle event not available
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0xA, 0, EBX, 1, pmu_no_instr_ret_evt, Instruction retired event not available
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0xA, 0, EBX, 2, pmu_no_ref_cycle_evt, Reference cycles event not available
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0xA, 0, EBX, 3, pmu_no_llc_ref_evt, Last-level cache reference event not available
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0xA, 0, EBX, 4, pmu_no_llc_mis_evt, Last-level cache misses event not available
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0xA, 0, EBX, 5, pmu_no_br_instr_ret_evt, Branch instruction retired event not available
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0xA, 0, EBX, 6, pmu_no_br_mispredict_evt, Branch mispredict retired event not available
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0xA, 0, ECX, 4:0, pmu_fixed_cnt_num, Performance Monitoring Unit version
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0xA, 0, ECX, 12:5, pmu_fixed_cnt_bits, Numer of PMU counters per logical CPU
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# Leaf 0BH
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# Extended Topology Enumeration Leaf
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#
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0xB, 0, EAX, 4:0, id_shift, Number of bits to shift right on x2APIC ID to get a unique topology ID of the next level type
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0xB, 0, EBX, 15:0, cpu_nr, Number of logical processors at this level type
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0xB, 0, ECX, 15:8, lvl_type, 0-Invalid 1-SMT 2-Core
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0xB, 0, EDX, 31:0, x2apic_id, x2APIC ID the current logical processor
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# Leaf 0DH
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# Processor Extended State
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0xD, 0, EAX, 0, x87, X87 state
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0xD, 0, EAX, 1, sse, SSE state
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0xD, 0, EAX, 2, avx, AVX state
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0xD, 0, EAX, 4:3, mpx, MPX state
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0xD, 0, EAX, 7:5, avx512, AVX-512 state
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0xD, 0, EAX, 9, pkru, PKRU state
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0xD, 0, EBX, 31:0, max_sz_xcr0, Maximum size (bytes) required by enabled features in XCR0
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0xD, 0, ECX, 31:0, max_sz_xsave, Maximum size (bytes) of the XSAVE/XRSTOR save area
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0xD, 1, EAX, 0, xsaveopt, XSAVEOPT available
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0xD, 1, EAX, 1, xsavec, XSAVEC and compacted form supported
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0xD, 1, EAX, 2, xgetbv, XGETBV supported
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0xD, 1, EAX, 3, xsaves, XSAVES/XRSTORS and IA32_XSS supported
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0xD, 1, EBX, 31:0, max_sz_xcr0, Maximum size (bytes) required by enabled features in XCR0
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0xD, 1, ECX, 8, pt, PT state
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0xD, 1, ECX, 11, cet_usr, CET user state
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0xD, 1, ECX, 12, cet_supv, CET supervisor state
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0xD, 1, ECX, 13, hdc, HDC state
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0xD, 1, ECX, 16, hwp, HWP state
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|
|
||
|
|
# Leaf 0FH
|
||
|
|
# Intel RDT Monitoring
|
||
|
|
|
||
|
|
0xF, 0, EBX, 31:0, rmid_range, Maximum range (zero-based) of RMID within this physical processor of all types
|
||
|
|
0xF, 0, EDX, 1, l3c_rdt_mon, L3 Cache RDT Monitoring supported
|
||
|
|
|
||
|
|
0xF, 1, ECX, 31:0, rmid_range, Maximum range (zero-based) of RMID of this types
|
||
|
|
0xF, 1, EDX, 0, l3c_ocp_mon, L3 Cache occupancy Monitoring supported
|
||
|
|
0xF, 1, EDX, 1, l3c_tbw_mon, L3 Cache Total Bandwidth Monitoring supported
|
||
|
|
0xF, 1, EDX, 2, l3c_lbw_mon, L3 Cache Local Bandwidth Monitoring supported
|
||
|
|
|
||
|
|
# Leaf 10H
|
||
|
|
# Intel RDT Allocation
|
||
|
|
|
||
|
|
0x10, 0, EBX, 1, l3c_rdt_alloc, L3 Cache Allocation supported
|
||
|
|
0x10, 0, EBX, 2, l2c_rdt_alloc, L2 Cache Allocation supported
|
||
|
|
0x10, 0, EBX, 3, mem_bw_alloc, Memory Bandwidth Allocation supported
|
||
|
|
|
||
|
|
|
||
|
|
# Leaf 12H
|
||
|
|
# SGX Capability
|
||
|
|
#
|
||
|
|
# Some detailed SGX features not added yet
|
||
|
|
|
||
|
|
0x12, 0, EAX, 0, sgx1, L3 Cache Allocation supported
|
||
|
|
0x12, 1, EAX, 0, sgx2, L3 Cache Allocation supported
|
||
|
|
|
||
|
|
|
||
|
|
# Leaf 14H
|
||
|
|
# Intel Processor Tracer
|
||
|
|
#
|
||
|
|
|
||
|
|
# Leaf 15H
|
||
|
|
# Time Stamp Counter and Nominal Core Crystal Clock Information
|
||
|
|
|
||
|
|
0x15, 0, EAX, 31:0, tsc_denominator, The denominator of the TSC/”core crystal clock” ratio
|
||
|
|
0x15, 0, EBX, 31:0, tsc_numerator, The numerator of the TSC/”core crystal clock” ratio
|
||
|
|
0x15, 0, ECX, 31:0, nom_freq, Nominal frequency of the core crystal clock in Hz
|
||
|
|
|
||
|
|
# Leaf 16H
|
||
|
|
# Processor Frequency Information
|
||
|
|
|
||
|
|
0x16, 0, EAX, 15:0, cpu_base_freq, Processor Base Frequency in MHz
|
||
|
|
0x16, 0, EBX, 15:0, cpu_max_freq, Maximum Frequency in MHz
|
||
|
|
0x16, 0, ECX, 15:0, bus_freq, Bus (Reference) Frequency in MHz
|
||
|
|
|
||
|
|
# Leaf 17H
|
||
|
|
# System-On-Chip Vendor Attribute
|
||
|
|
|
||
|
|
0x17, 0, EAX, 31:0, max_socid, Maximum input value of supported sub-leaf
|
||
|
|
0x17, 0, EBX, 15:0, soc_vid, SOC Vendor ID
|
||
|
|
0x17, 0, EBX, 16, std_vid, SOC Vendor ID is assigned via an industry standard scheme
|
||
|
|
0x17, 0, ECX, 31:0, soc_pid, SOC Project ID assigned by vendor
|
||
|
|
0x17, 0, EDX, 31:0, soc_sid, SOC Stepping ID
|
||
|
|
|
||
|
|
# Leaf 18H
|
||
|
|
# Deterministic Address Translation Parameters
|
||
|
|
|
||
|
|
|
||
|
|
# Leaf 19H
|
||
|
|
# Key Locker Leaf
|
||
|
|
|
||
|
|
|
||
|
|
# Leaf 1AH
|
||
|
|
# Hybrid Information
|
||
|
|
|
||
|
|
0x1A, 0, EAX, 31:24, core_type, 20H-Intel_Atom 40H-Intel_Core
|
||
|
|
|
||
|
|
|
||
|
|
# Leaf 1FH
|
||
|
|
# V2 Extended Topology - A preferred superset to leaf 0BH
|
||
|
|
|
||
|
|
|
||
|
|
# According to SDM
|
||
|
|
# 40000000H - 4FFFFFFFH is invalid range
|
||
|
|
|
||
|
|
|
||
|
|
# Leaf 80000001H
|
||
|
|
# Extended Processor Signature and Feature Bits
|
||
|
|
|
||
|
|
0x80000001, 0, ECX, 0, lahf_lm, LAHF/SAHF available in 64-bit mode
|
||
|
|
0x80000001, 0, ECX, 5, lzcnt, LZCNT
|
||
|
|
0x80000001, 0, ECX, 8, prefetchw, PREFETCHW
|
||
|
|
|
||
|
|
0x80000001, 0, EDX, 11, sysret, SYSCALL/SYSRET supported
|
||
|
|
0x80000001, 0, EDX, 20, exec_dis, Execute Disable Bit available
|
||
|
|
0x80000001, 0, EDX, 26, 1gb_page, 1GB page supported
|
||
|
|
0x80000001, 0, EDX, 27, rdtscp, RDTSCP and IA32_TSC_AUX are available
|
||
|
|
#0x80000001, 0, EDX, 29, 64b, 64b Architecture supported
|
||
|
|
|
||
|
|
# Leaf 80000002H/80000003H/80000004H
|
||
|
|
# Processor Brand String
|
||
|
|
|
||
|
|
# Leaf 80000005H
|
||
|
|
# Reserved
|
||
|
|
|
||
|
|
# Leaf 80000006H
|
||
|
|
# Extended L2 Cache Features
|
||
|
|
|
||
|
|
0x80000006, 0, ECX, 7:0, clsize, Cache Line size in bytes
|
||
|
|
0x80000006, 0, ECX, 15:12, l2c_assoc, L2 Associativity
|
||
|
|
0x80000006, 0, ECX, 31:16, csize, Cache size in 1K units
|
||
|
|
|
||
|
|
|
||
|
|
# Leaf 80000007H
|
||
|
|
|
||
|
|
0x80000007, 0, EDX, 8, nonstop_tsc, Invariant TSC available
|
||
|
|
|
||
|
|
|
||
|
|
# Leaf 80000008H
|
||
|
|
|
||
|
|
0x80000008, 0, EAX, 7:0, phy_adr_bits, Physical Address Bits
|
||
|
|
0x80000008, 0, EAX, 15:8, lnr_adr_bits, Linear Address Bits
|
||
|
|
0x80000007, 0, EBX, 9, wbnoinvd, WBNOINVD
|
||
|
|
|
||
|
|
# 0x8000001E
|
||
|
|
# EAX: Extended APIC ID
|
||
|
|
0x8000001E, 0, EAX, 31:0, extended_apic_id, Extended APIC ID
|
||
|
|
# EBX: Core Identifiers
|
||
|
|
0x8000001E, 0, EBX, 7:0, core_id, Identifies the logical core ID
|
||
|
|
0x8000001E, 0, EBX, 15:8, threads_per_core, The number of threads per core is threads_per_core + 1
|
||
|
|
# ECX: Node Identifiers
|
||
|
|
0x8000001E, 0, ECX, 7:0, node_id, Node ID
|
||
|
|
0x8000001E, 0, ECX, 10:8, nodes_per_processor, Nodes per processor { 0: 1 node, else reserved }
|
||
|
|
|
||
|
|
# 8000001F: AMD Secure Encryption
|
||
|
|
0x8000001F, 0, EAX, 0, sme, Secure Memory Encryption
|
||
|
|
0x8000001F, 0, EAX, 1, sev, Secure Encrypted Virtualization
|
||
|
|
0x8000001F, 0, EAX, 2, vmpgflush, VM Page Flush MSR
|
||
|
|
0x8000001F, 0, EAX, 3, seves, SEV Encrypted State
|
||
|
|
0x8000001F, 0, EBX, 5:0, c-bit, Page table bit number used to enable memory encryption
|
||
|
|
0x8000001F, 0, EBX, 11:6, mem_encrypt_physaddr_width, Reduction of physical address space in bits with SME enabled
|
||
|
|
0x8000001F, 0, ECX, 31:0, num_encrypted_guests, Maximum ASID value that may be used for an SEV-enabled guest
|
||
|
|
0x8000001F, 0, EDX, 31:0, minimum_sev_asid, Minimum ASID value that must be used for an SEV-enabled, SEV-ES-disabled guest
|