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[Qemu-devel] Re: [PATCH 15/15] xen: Add a Xen specific ACPI Implementati
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From: |
Stefano Stabellini |
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Subject: |
[Qemu-devel] Re: [PATCH 15/15] xen: Add a Xen specific ACPI Implementation to target-xen |
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Date: |
Fri, 13 Aug 2010 20:37:45 +0100 |
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User-agent: |
Alpine 2.00 (DEB 1167 2008-08-23) |
On Fri, 13 Aug 2010, Anthony Liguori wrote:
> On 08/12/2010 09:10 AM, address@hidden wrote:
> > From: Anthony PERARD<address@hidden>
> >
> > Xen currently uses a different BIOS (hvmloader + rombios) therefore the
> > Qemu acpi_piix4 implementation wouldn't work correctly with Xen.
> > We plan on fixing this properly but at the moment we are just adding a
> > new Xen specific acpi_piix4 implementation.
> > This patch is optional; without it the VM boots but it cannot shutdown
> > properly or go to S3.
> >
>
> What's the long term plan? Will Xen adopt SeaBIOS or will you adapt
> your BIOS to cope with our ACPI implementation?
>
I think it shouldn't be too difficult to adapt our current BIOS, but
we'll need few xen specific hooks in acpi_piix4.
The price that we'll have to pay doing so is loosing live-migration
compatibility with older xen installations.
- Re: [Qemu-devel] [PATCH 11/15] piix3: introduce register_set_irq and register_map_irq, (continued)
[Qemu-devel] [PATCH 13/15] vl.c: Introduce getter for shutdown_requested and reset_requested., stefano . stabellini, 2010/08/12
[Qemu-devel] [PATCH 03/15] xen: Add a new target to qemu: target-xen, stefano . stabellini, 2010/08/12
[Qemu-devel] Re: [PATCH 03/15] xen: Add a new target to qemu: target-xen, Anthony Liguori, 2010/08/13