device: 0.982
other: 0.958
semantic: 0.954
mistranslation: 0.951
graphic: 0.912
socket: 0.677
network: 0.540
vnc: 0.533
assembly: 0.504
boot: 0.433
instruction: 0.413
KVM: 0.167

how to onboard fw_cfg to other machines
Additional information:
Would it be doable for other machines actually? I didn't dig deeper into this device to understand, but I guess it is connected to the VM somehow and it has some memory mapped to the OS?