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Re: [Qemu-devel] [qemu PATCH for 2.10] i386: acpi: provide an XSDT inste
From: |
Michael S. Tsirkin |
Subject: |
Re: [Qemu-devel] [qemu PATCH for 2.10] i386: acpi: provide an XSDT instead of an RSDT |
Date: |
Wed, 26 Jul 2017 23:30:45 +0300 |
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
Re: [Qemu-devel] [qemu PATCH for 2.10] i386: acpi: provide an XSDT instead of an RSDT, Kevin O'Connor, 2017/07/27