Re: [Xen-devel] IOMMU and AMD 890fx

[Wei Huang <wei.huang2@xxxxxxx>]

Hi Andrew,

Could you do us a favor by taking a look at chipset options (or 
something similar)? The IOMMU option might be hidden under that menu. 
Virtualization is for enabling CPU's SVM feature. So it is unrelated.
Thanks,
-Wei

Andrew Oakley wrote:
> On Thu, 3 Jun 2010 13:51:05 +0200
> Andre Przywara <andre.przywara@xxxxxxx> wrote:
>   
> > If the ACPI table is missing, you can try to look for the
> > corresponding PCI device: it should have a vendor/device-id of
> > 1002:5a23, lspci lists it as:
> > 00:00.2 Generic system peripheral [0806]: ATI Technologies Inc Device
> > 5a23 If anyone has a board with the PCI device but a missing ACPI
> > table, please tell us.
> >
> > We are already trying to improve the situation, you could help us by 
> > reporting the IOMMU support status on 890FX boards. Simply check for
> > the ACPI table:
> > # xm dmesg | grep IVRS    or
> > $ ls /sys/firmware/acpi/tables/IVRS
> > and by checking for the PCI device:
> > $ /sbin/lspci -d 1002:5a23
> >     
> I have a Gigabyte GA-890FXA-UD5 motherboard.  I have opened a support
> ticket with Gigabyte but have not yet received any reply.  The
> virtualization option in the BIOS is turned on, there do not appear to
> be any other relevant options.  
>
> $ lspci -d 1002:5a23
> $ ls /sys/firmware/acpi/tables/
> APIC  DSDT  dynamic  FACP  FACS  HPET  MATS  MCFG  SSDT  TAMG
>
> If there is any response from Gigabyte to AMD can it be published on
> the list please?
>
> Thanks
>
>   

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