Crate lscpu

lscpu

Implementation of lscpu in rust

Run a std example

cargo run --example std

This code can be runned also in a no-std environment.

Cpu Data:

/// Represents the main CPU information obtained via CPUID instructions.
pub struct Cpu {
    /// Detected architecture (e.g., "x86_64").
    pub architecture: &'static str,
    /// Supported CPU operation modes (e.g., "32-bit, 64-bit").
    pub cpu_op_modes: &'static str,
    /// Physical and virtual address sizes.
    pub address_sizes: String,
    /// CPU byte order ("Little Endian" or "Big Endian").
    pub byte_order: &'static str,
    /// Total number of logical CPUs detected.
    pub cpu_count: u32,
    /// Number of online CPUs detected.
    pub on_line_cpu: u32,
    /// CPU vendor identifier.
    pub vendor_id: String,
    /// CPU model name.
    pub model_name: String,
    /// CPU family.
    pub cpu_family: u32,
    /// CPU model.
    pub cpu_model: u32,
    /// Indicates if the CPU is hybrid.
    pub is_hybrid: &'static str,
    /// Threads per core.
    pub threads_per_core: u32,
    /// Cores per socket.
    pub cores_per_socket: u32,
    /// Number of sockets detected.
    pub sockets: u32,
    /// CPU stepping.
    pub stepping: u32,
    /// Indicates if frequency boost is enabled.
    pub boost_enabled: &'static str,
}

Structs

Cpu

Represents the main CPU information obtained via CPUID instructions.

Functions

fix_result

Helper function to fix the result for certain topology queries.

get_address_sizes

Returns the physical and virtual address sizes of the CPU.

get_boost_enabled

Returns whether frequency boost is enabled (“enabled” or “disabled”).

get_byte_order

Returns the CPU byte order (“Little Endian” or “Big Endian”).

get_cores_per_socket

Returns the number of cores per socket.

get_cpu_architecture

Returns the detected CPU architecture (e.g., “x86_64”) using CPUID.

get_cpu_count

Returns the total number of logical CPUs detected.

get_cpu_family

Returns the CPU family number.

get_cpu_model

Returns the CPU model number.

get_cpu_op_modes

Returns the supported CPU operation modes (e.g., “32-bit, 64-bit”).

get_hybrid_flag

Returns whether the CPU is hybrid (“hybrid” or “no”).

get_model_name

Returns the CPU model name as a string.

get_on_line_cpu

Returns the number of online CPUs detected.

get_sockets

Returns the number of sockets detected.

get_stepping

Returns the CPU stepping value.

get_threads_per_core

Returns the number of threads per core.

get_vendor_id

Returns the CPU vendor identifier as a string.