https://bugs.freedesktop.org/show_bug.cgi?id=76490
--- Comment #52 from Tobias Droste tdroste@gmx.de ---
From comment #26:
(as root) (use lspci to get the bus id) cd /sys/bus/pci/devices/<pci bus id> echo 1 > rom cat rom > /tmp/vbios.rom echo 0 > rom
then upload /tmp/vbios.rom