A fully from scratch operating system for the Raspberry Pi Zero. Still need to find a good name for it.
Build instructions:
- Install
arm-none-eabi-gcc
andqemu-system-arm
- Run
make qemu
I am working on a large refactor to add support for more boards, especially the QEMU virt machine (still ARM) and mostly to move away from ARMv6 into ARMv7.
There's barely a GUI or any usable software, but you can run DOOM: