WAIOS

This is a simple OS which support ARM v8 architecutre. It's goal is to help to understanding the Moder OS like Linux.

Build

1. build the image.

$ ./build.sh

2. run image on the qemu

$ qemu-system-aarch64 -M virt -kernel Image -nographic -cpu cortex-a57 -serial mon:stdio

Reading material

1. Bare metal program
2. Simple UART driver
3. Initialize Page table
4. Implement Printk function
5. Implement dump_stack function