i had to use nomodeset on boot.
i have nvidia optimus.
not only does the nvidia and nouveau drivers grab and hold my video
chips, but now i915 does also.
i915 driver was the issue.
with nomodeset i am running fbdev and nothing else.
it all works now.
On 06/30/2018 09:31 PM, Kevin O'Connor wrote:
On Wed, Jun 20, 2018 at 04:39:33PM -0400, Roger
Recently my qemu with gpu passthrough setup quit working.
I think it is seabios related.
i have turned on debugging for seabios.
Here is the output from seabios from a successful windows 10 boot using an
emulated vga adapter:
Here is the output when using my nvidia gtx 880m 8gb gaming card:
The last message in that log:
Running option rom at c000:0003
indicates that SeaBIOS executed the option rom. Likely, the option
rom code failed and never returned to SeaBIOS. Unfortunately, there's
no good way to debug what went wrong as we don't have access to the
option rom code.
If this is a regression, you might try going through "git bisect" with
qemu and/or seabios to try and determine what change resulted in the