Module cpu

CPU-related definitions.

Re-exports

pub use set::AtomicCpuSet;

pub use set::CpuSet;

Modules

context

CPU execution context control.

local

CPU local storage.

set

This module contains the implementation of the CPU set and atomic CPU set.

Structs

CpuId

The ID of a CPU in the system.

CpuIdFromIntError

The error type returned when converting an out-of-range integer to CpuId.

Statics

CURRENT_CPU 🔒

The current CPU ID.

IS_CURRENT_CPU_INITED 🔒

The initialization state of the current CPU ID.

NUM_CPUS 🔒

The number of CPUs.

Traits

PinCurrentCpu

A marker trait for guard types that can “pin” the current task to the current CPU.

Functions

all_cpus

Returns an iterator over all CPUs.

init_num_cpus 🔒 ^⚠

Initializes the number of CPUs.

init_on_ap 🔒 ^⚠

This function should be executed after BSP has booted before APs have not booted.cpu_id should be the CPU ID of the AP in the execution.

init_on_bsp 🔒 ^⚠

This function should be executed after BSP has booted before APs have not booted.This function should be executed after crate::arch::kernel::apic::init.The CPU-local objects should bot be accessed.

num_cpus

Returns the number of CPUs.

set_this_cpu_id 🔒 ^⚠

Initializes the current CPU ID. During the early boot phase