Module cpu 

CPU identification utilities: CPUID wrapper, brand string, databases, vmid template, stepping extraction.

Structs

CpuEntry

CpuStepping

CPU stepping information (model, family, ext-model).

CpuidResult

Statics

AMD_RYZEN_DB

AMD Ryzen / Threadripper database.

INTEL_CORE_DB

Intel Core i3/i5/i7/i9 database.

INTEL_ULTRA_DB

Intel Core Ultra (Series 1 / Series 2) database.

INTEL_XEON_DB

Intel Xeon D/E/W series database.

Functions

cpu_brand_string

Return the CPU brand string (from leaves 0x80000002-4). Empty on failure.

cpuid

fetch_steppings

Extract stepping info from CPUID leaf 1 EAX.

is_amd

Returns true if the CPU manufacturer is AMD.

is_celeron

Returns true if the CPU is a Celeron based on its brand string.

is_intel

Returns true if the CPU manufacturer is Intel.

is_leaf_supported

Check whether CPUID leaf leaf is supported by this CPU.

lookup_expected_threads

Look up the expected thread count for a given CPU brand string. Returns None if not found in any database.

vendor_string

Reconstruct a 12-byte vendor string from EBX/ECX/EDX of a CPUID result.

vmid_template

Matches vendor strings against 30+ known VM signatures. Returns (found: bool, brand: VMBrand).