CosmOS

A simple operating system written in Rust.

Table of Contents

• CosmOS
• Setup
  • QEMU
• Run
• OS dev resources
  • General
  • Bootloader

Setup

Linux

Arch

pacman -S qemu-desktop

Ubuntu

apt install qemu-system-x86

Windows

• Install QEMU from here
• Add qemu to PATH (example: C:\Program Files\qemu)
• Add nightly toolchain

  rustup component add rust-src --toolchain nightly-x86_64-pc-windows-msvc
  

Run

This will build the kernel, create an image and launch it with qemu.

cargo run

OS dev resources

General

• Writing an OS in Rust
• OSDev Wiki
• GitHub rust-osdev/bootloader

Bootloader

• Writing a boot loader in Assembly and C
• How to develop your own Boot Loader