On 03/21/2013 10:49 AM, Michael S. Tsirkin wrote:
>
> Just to clarify, I expect BIOS to use it *for config access*.
> Notification will support IO anyway because it's
> faster on KVM, so BIOS can use it directly.
>
Ah, yes, of course.
Quite frankly, I don't see any reason to support *anything else* for
configuration, does anyone else?
I thought we were talking about the doorbell/notification/kicker
register. For I/O space especially it is highly desirable if that can
be in a minimal BAR (4 bytes).
-hpa
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