I'd like to be able to boot to a command prompt from my usb key. For bios updates. My motherboard has this option as well. For some reason I have searched hi and low and cannot find an easy way to do ...
The firmware included with the Raspberry Pi 2 Model B version 1.2 introduced the possibility of booting from a USB device: before that, it was only possible to boot from an SD or microSD card. But ...