Hi,

> PCI_COMMAND_MEM and PCI_COMMAND_IO. There doesn't seem to be any
> separate bits really. That's at least what I've gleaned from vgaarb.c.
> The magic legacy vga decode bits only seem to exist on bridges, maybe
> we can extract that logic from vgaarb.c (yes this is all a bit
> spiralling out of control).

Also makes me wonder whenever vgaarb is the better place (compared to
drm_fb_helper).  Tried that, doesn't look too bad, should continue
working with CONFIG_FB=n.  Will send patches in a moment.

cheers,
  Gerd

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