Blog OS

This repository contains the source code for the Writing an OS in Rust series at os.phil-opp.com.

Bare Bones

• A Minimal x86 Kernel (source code)
• Entering Long Mode (source code)
• Set Up Rust (source code)
• Printing to Screen (source code)

Memory Management

• Allocating Frames (source code)
• Page Tables (source code)
• Remap the Kernel (source code)
• Kernel Heap (source code)

Exceptions

• Handling Exceptions (source code)
• Double Faults (source code)

Additional Resources

• Cross Compile Binutils
• Cross Compile libcore
• Set Up GDB
• Handling Exceptions using Naked Functions
  • Catching Exceptions (source code)
  • Better Exception Messages (source code)
  • Returning from Exceptions (source code)

Building

You need to have nasm, grub-mkrescue, mformat (included in mtools), xorriso, qemu, a nightly Rust compiler, and xargo installed. Then you can run it using make run.

Please file an issue if you run into any problems.

License

The source code is dual-licensed under MIT or the Apache License (Version 2.0). This excludes the blog directory.