Subject: Re: HEAD UP acpi/mpbios/ioapic support commited
To: Manuel Bouyer <bouyer@antioche.eu.org>
From: Alistair Crooks <agc@pkgsrc.org>
List: port-xen
Date: 09/28/2006 20:51:08
On Thu, Sep 28, 2006 at 09:00:50PM +0200, Manuel Bouyer wrote:
> I just commited support for ACPI, MPBIOS and ioapic for Xen3/dom0 to current.
> This should help for peoples using NetBSD/Xen as dom0 on a Xen3 SMP system.
> See i386/conf/XEN3_DOM0 for configuration details; note that XEN3_DOM0
> has ACPI, MPBIOS and ioapic support by default.
>
> There is a user-visible change in the way CPUs are configured, and you'll
> have to update your kernel config files: there are now two different objects
> for physical and virtual CPUs (physical CPUs are only usefull in dom0,
> to get and print the APIC ids of the physical CPUs - this is informational
> only). For all Xen3 kernel config files you have to move
> cpu* at mainbus?
> to
> vcpu* at hypervisor?
>
> For dom0 kernels you also have to keep cpu* at mainbus? (i.e. have both
> cpu and vcpu). This is a first (very small, but still :) step toward
> SMP support ...
Nice work, Manuel!
Thanks,
Alistair