Re: [Qemu-devel] [qemu PATCH for 2.10] i386: acpi: provide an XSDT instead of an RSDT

["Michael S. Tsirkin" <mst@redhat.com>]

On Wed, Jul 26, 2017 at 04:24:41PM -0400, Paolo Bonzini wrote:
> 
> > The point is that for PC we really should not keep piling up hacks,
> > compatibility is more important.
> 
> Non-explosion of the test matrix is just as important.

Absolutely.

> > > Doing it for PC only would mean switching
> > > back from FADT rev3 to rev1, which is worse for guest OS support,
> > 
> > It's only OSX AFAIK and IIRC OSX doesn't run on PC anyway.
> 
> Sure it does.  You can run it on VMware Workstation which emulates
> some i440FX-like chipset.

I don't think it works on our PC though. Never tried, going by
Gabriel's word though.

> > It's definitely way more code. I'll change my mind if there's
> > a guest that needs the new FADT.
> 
> Then you can prepare a patch to revert the FADTv3 commit, or do the
> work to make it specific to the 2.10 Q35 machine type.
> 
> Paolo

Right, Igor said he's doing that.

-- 
MST