This repo follows the tutorial "Building an OS" on the "Nanobyte" YouTube channel.
ASSUMPTIONS: x86 CPU familiarity with bytes, words, doubles, and quads, and binary, hexadecimal, Little Endian, and Assembly Language
REQUIREMENTS:
-
A Linux environment for development. Native Ubuntu, Arch, etc., or Windows Subsystem for Linux (WSL), or Cygwin
-
An assembler, to generate machine code.
sudo apt install nasm -
Make, to facilitate the build process.
sudo apt install make -
A virtualization environment, to execute the code.
sudo apt install qemu -
A graphical debugger, to see what's going wrong!
sudo apt install bochs bochs-sdl bochsbios vgabios -
A C compiler with 16-bit real-mode capability, such as https://github.com/open-watcom/open-watcom-v2/releases
nice to have:
- Git + GitHub
- An IDE, such as VSCode (preferred)
- VSCode plugins for Git, Assembly Language, and viewing Binary Files
*** BUILDING
`make all`
or just plain
`make`
*** RUNNING
Your BIOS (or emulator) must enable Legacy Booting instead of UEFI
`make run`
or
`make debug`