[Bug 101387] amdgpu display corruption and hang on AMD A10-9620P

https://bugs.freedesktop.org/show_bug.cgi?id=101387

--- Comment #13 from Alex Deucher alexdeucher@gmail.com --- (In reply to Carlo Caione from comment #12)

Also (in case it is useful for the corruption issue):

not likely related.

00:01.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Device 9874 (rev ca) ... 03:00.0 Display controller: Advanced Micro Devices, Inc. [AMD/ATI] Device 699f (rev ff)

# echo 1 > /sys/bus/pci/devices/0000:00:01.0/rom # cat /sys/bus/pci/devices/0000:00:01.0/rom > /tmp/vbios.rom cat: /sys/bus/pci/devices/0000:00:01.0/rom: Input/output error

If this is an UEFI system, that may not work.