Anatomy of a Boot, a QEMU perspective

Have you ever wondered about the process a machine goes through to get to the point of a usable system? This post will give an overview of how machines boot and how this matters to QEMU. We will discuss firmware and BIOSes and the things they do before the OS kernel is loaded and your usable system is finally ready.[…]

https://www.qemu.org/2020/07/03/anatomy-of-a-boot/