# Device System

## Introduction

The Device System (also called DevS) is the entire subsystem managing everything related to ACPI parsing and devices abstractions.

## Overview

The DevS is splitted in several subparts:
- [ACPI parsing](acpi.md)
- [Device drivers](drivers.md)
- [Keyboard input subsystem](kbdinput.md)
- [DevS querying](devs.md)