Re: [Qemu-devel] No uhd (3840x2160) guest res?

[Gerd Hoffmann]

On Tue, Dec 12, 2017 at 08:20:41PM +0000, Dr. David Alan Gilbert wrote:
> My guests don't seem to offer the standard uhd resolution of 3840x2160
> - what should be providing that?
> 
> I'm running an f27 gnome (X or wayland) guest with:
> 
> ./x86_64-softmmu/qemu-system-x86_64 -device virtio-vga --enable-kvm -m 2G 
> /home/vmimages/fedora27.qcow2
> 
> and the guest lists:
> 4096x2160
> 2480x1680
> 2560x1600
> 1920x1440
> 1856x1392
> 1792x1344
> 2048x1152
> 1920x1200
> 1920x1080
> (and smaller)
> 
> given that it can offer 4096x2160, I assume it's not running out of RAM.
> 
> I couldn't find anywhere with those higher resolutions listed
> in seabios to consider changing.

linux kernel has a list of standard vesa resolutions in drm somewhere,
iirc all virt drm drivers just use that for the mode list.

> 
> Dave
> 
> --
> Dr. David Alan Gilbert / address@hidden / Manchester, UK