Re: [Qemu-discuss] Device not tied to a QemuConsole.

[José Pekkarinen]

On Thursday, 5 October 2017 21:40:14 EEST José Pekkarinen wrote:
>       Hi list,
> 
>       I'm currently toying around with vfio mediated devices in qemu, and I'm
> having troubles defining a display through vnc for the mediated device. The
> error in question is this:
> 
> qemu-system-x86_64: -display vnc=0:1,display=video.1: Failed to start VNC
> server: Device video.1 (head 0) is not bound to a QemuConsole
> 
>       The qemu parameters are like this:
> 
> sudo qemu-system-x86_64 -enable-kvm -cpu host -smp 2,cores=1,threads=2 \
>         -m 8G -mem-path /mnt/hugepages -vga qxl -display vnc=0:0 -display
> vnc=0:1,display=video.1 \
>         -device
> vfio-pci,id=video.1,sysfsdev=/sys/class/mdev_bus/0000:00:02.0/
> $uuid,bus=pci.0,addr=06.0,rombar=0 \
>         -netdev user,id=user.0,smb=/home/pekkari/share -device
> e1000,netdev=user.0 \
>         -device ich9-usb-uhci3,id=uhci -device usb-ehci,id=ehci -device nec-
> usb-xhci,id=xhci \
>         -device virtio-serial -device usb-tablet -device ich9-intel-hda -
> device hda-duplex \
>         -object input-linux,id=kbd,evdev=/dev/input/by-path/platform-i8042-
> serio-0-event-kbd \
>         -chardev
> socket,path=/tmp/virtio-serial.sock,server,nowait,id=serial- log \
>         -device virtserialport,chardev=serial-log,name=ant.port.0 \
>         -cdrom /home/pekkari/machines/win8/virtio-win-0.1.141.iso \
>         -drive file=win8.img,format=raw,cache=none,aio=native,if=virtio
> 
>       This is piece of a script that sets uuid to a value, and the vm is a
> windows 8.1 vm with RH qxl and intel qxl device driver.
> 
>       Previously I tried using spice, replacing all -displays with the
> following:
> 
>       -spice port=5900,disable-ticketing
> 
>       The result was that just one display turn up, and intel was tied to a 
> non
> pnp display that I wouldn't see. Switching the main display to it make the
> vm almost unusable, as everything renders in the invisible display.
> 
>       Thanks in advance for any suggestions.
> 
>       José.

        Adding vfio-users mailing list in case anyone knows what I may be doing 
wrong.

        Thanks!

        José.