[vfio-users] rtx 2080

[Roger Lawhorn]

i use seabios.
ovmf gives me troubles.
i use amd threadripper cpu.


On 10/25/20 7:32 AM, Ivan Volosyuk wrote:
> Interesting. I never passed the rom option to my 2080 ti and it works
> fine with windows 10. In January 2020 I was using qemu-4.0, since then
> I swapped a few versions of qemu till 5.1 and it works fine without
> the rom option. I use intel CPUs though. I wonder if that's the
> difference.
> I use edk2-ovmf though. I wasn't able to get it to work with seabios.
>
> On Sun, Oct 25, 2020 at 8:59 PM Roger Lawhorn <rll at twc.com> wrote:
>> I tried pushing off my rtx 2080 to windows 10.
>> Kept getting code 43.
>>
>> I added hv_time,kvm=off,hv_vendor_id=null  to my -cpu line and it fixed the issue.
>> Just in case someone else has this issue.
>> I also had to download a rom file that matched my video card.
>> QEMU cannot get past the option rom execution without the rom file.
>>
>>
>> Here is my code:
>>
>> qemu4.0-system-x86_64 -machine type=q35,accel=kvm -cpu EPYC,hv_time,kvm=off,hv_vendor_id=null \
>> -chardev stdio,id=seabios -device isa-debugcon,iobase=0x402,chardev=seabios \
>> -smp $1,sockets=1,cores=$1 \
>> -global q35-pcihost.pci-hole64-size=11G \
>> -bios /usr/share/seabios/bios.bin \
>> -m 32G \
>> -vga none \
>> -soundhw hda \
>> -mem-prealloc \
>> -rtc clock=host,base=localtime \
>> -device ioh3420,bus=pcie.0,addr=1c.0,multifunction=on,port=1,chassis=1,id=root.1 \
>> -device vfio-pci,host=0a:00.0,bus=root.1,addr=00.0,multifunction=on,x-vga=on,romfile=/media/dad/QEMU-SSD/qemu-wd/rtx.rom
>>
>>
>>
>>
>> Where I got my rom file:
>> https://www.techpowerup.com/vgabios/204970/palit-rtx2080ti-11264-180919
>>
>>
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