Module arch

Platform-specific code for the x86 platform.

Modules

boot

The x86 boot module defines the entrypoints of Asterinas and the corresponding headers for different x86 boot protocols.

cpu 🔒

CPU context & state control and CPU local memory.

device

Device-related APIs. This module mainly contains the APIs that should exposed to the device driver like PCI, RTC

ex_table 🔒

io 🔒

iommu 🔒

The IOMMU support.

irq 🔒

Interrupts.

kernel

Architecture kernel module.

mm 🔒

pci 🔒

PCI bus access

qemu

Provides the ability to exit QEMU and return a value as debug result.

serial 🔒

The console I/O.

task 🔒

The architecture support of context switch.

tdx_guest 🔒

timer

The timer support.

trap

Handles trap.

Macros

if_tdx_enabled

Inserts a TDX-specific code block.

Statics

CPU_FEATURES 🔒

Functions

enable_cpu_features 🔒

has_avx 🔒

has_avx512 🔒

init_cvm_guest 🔒

init_on_ap 🔒 ^⚠

Architecture-specific initialization on the application processor.

interrupts_ack 🔒

late_init_on_bsp 🔒 ^⚠

Architecture-specific initialization on the bootstrapping processor.

read_random

Reads a hardware generated 64-bit random value.

read_tsc

Reads the current value of the processor’s time-stamp counter (TSC).

tsc_freq

Returns the frequency of TSC. The unit is Hz.