There are already these kind of switches - for example the Chromebook's Coreboot flashing procedure details [1] how to set the jumpers to enable coreboot flashi

There are already these kind of switches - for example the Chromebook's Coreboot flashing procedure details [1] how to set the jumpers to enable coreboot flashing [1] http://www.coreboot.org/Chromebooks#Firmware_Chips http://www.coreboot.org/Chromebooks#Firmware_Chips