Re: [Xen-devel] [PATCH] hw/piix4acpi: Make writes to ACPI_DBG_IO_ADDR actually work.

[Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>]

On Tue, 12 Nov 2013, Konrad Rzeszutek Wilk wrote:
> On Tue, Nov 12, 2013 at 03:42:18PM +0000, Ian Jackson wrote:
> > Konrad Rzeszutek Wilk writes ("[PATCH] hw/piix4acpi: Make writes to 
> > ACPI_DBG_IO_ADDR actually work."):
> > > The ACPI AML code has little snippets where it uses two
> > > memory locations to stash debug information when doing PCI
> > > hotplug, such as:
> > 
> > Thanks.
> > 
> > Acked-by: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
> > Committed-by: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
> 
> Yeey!
> > 
> > to qemu-xen-traditional master.
> 
> It also applies to the qemu-xen but I forgot to CC Stefano. Doing it
> here.

Unfortunately the code in upstream qemu is very different in this area,
and it looks like ACPI_DBG_IO_ADDR is actually unused.

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