Re: [SeaBIOS] [RFC PATCH v2 4/6] hw/pci: introduce bridge-only vendor-specific capability to provide some hints to firmware

[Michael S. Tsirkin]

On Mon, Jul 31, 2017 at 08:16:49PM +0200, Laszlo Ersek wrote:
> OK. If the proposed solution with the r/o mem base/limit registers is
> rooted in the spec (and I think it indeed must be; apparently this would
> be the same as what we're already planning for IO disablement), then
> that's a strong argument for PciBusDxe to accommodate this probing in
> the platform hook.
>
> Thanks
> Laszlo

Do you mean making base/limit read-only?