Re: [virtio-dev] Re: [PATCH] Add virtio gpu driver.

From: Gerd Hoffmann
Date: Fri Mar 27 2015 - 04:08:48 EST


Hi,

> >
> > Completely different thing crossing my mind: I think we can make
> > virtio-vga fully compatible with stdvga. stdvga has two bars, memory
> > (#0) and mmio (#2). We can make the mmio bar larger and place all the
> > virtio regions there.
> >
>
> Full compatibility with some standard sounds like a better motivation,
> yes.

Ok, I'll look into it.

> > I think in any case I'll go split off the vga compatibility bits to a
> > different patch (and possible a separate patch series).
> >
> > cheers,
> > Gerd
>
> Will you still need me to change core to claim specific memory only?

That would be great, yes. The resource conflict with vesafb/efifb will
stay no matter how we design the pci resource layout of virtio-vga.

cheers,
Gerd



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