https://bugs.freedesktop.org/show_bug.cgi?id=101387
--- Comment #9 from Alex Deucher alexdeucher@gmail.com --- Can you please attach a copy of your vbios?
(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