Re: [Xen-devel] Genapic in 32-bit Dom0 (Was : More Problems booting 32-bit Domain 0 on ES7000 x86_64)

[Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>]

On 5 Aug 2005, at 18:19, Chris Wright wrote:

> > No, try giving domain0 genapic a go.
> I suspect it will be an issue with x86_64 smp as well.  The apic stuff
> is on the plate for cleanup for merge as well.  Could use some insight
> re: xen's apic handling.
To a first approximation: Xen owns the local APICs, but domain0 owns 
the I/O APICs. All IOAPIC writes go via Xen which can rewrite them if 
necessary (at the moment that's limited to changing the local-apic 
target).
 -- Keir


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