On Fri, Jan 6, 2023 at 2:04 PM Gerd Hoffmann <kraxel@redhat.com> wrote:

> Add new operation mode to PlatformScanOrAdd64BitE820Ram() which checks
> whenever any reservations from the qemu e820 table overlap with the mmio
> window.  Should that be the case move it to avoid the conflict.
>
Hi,

In what case could this happen? Does QEMU ever place e820 entries inside
the PCI MMIO window? Why?
(In fact, when does QEMU even add a reservation in the e820? I've never
seen one.)
Just checking for QemuOpenBoardPkg.

Thanks,
Pedro