Hi All,
I apologize for the typo in my earlier mail. My first try
failed and I was NOT able to get an IP address.
Please clarify if there is any issue in my setup.
Thanks,
Vinoth.
On Fri, Jul 10, 2009 at 5:47 PM, VinothKumar S<vinothks@xxxxxxxxx> wrote:
> Hi ,
>
> My goal is to assign pci device using Vt-d capability. I have a
> Supermicro Server X8DTU-F motherboard. I verified that it had Vt-d
> capability and enabled it in BIOS. Iam using KVM-86 (as I had some
> compilation error in KVM-87).
>
> My first try was to use Ubuntu 9.04 (with kvm modules from
> kvm-86) to assign my ethernet controller to guest Ubuntu 9.04. I
> didn't notice any error messages when I ran qemu-system-x86_64. I was
> able to see the pci device in the guest system using lspci, the
> drivers were loaded but I could get an IP address.
>
> I then followed the steps described in "how-to" and try to run
> the same setup with 2.6.30.1 (only in this kernel I can enable DMA
> remapping and pci-stub driver). This time I got the following error
> messages while running qemu-system-x86_64.
>
> sudo ./qemu-system-x86_64 -hda /home/ami/vdisk.img -m 1G -net none
> -pcidevice host=01:00.1
> assign_irq: deassign: Invalid argument
> assign_irq: deassign: Invalid argument
> assign_irq: deassign: Invalid argument
> assigned_dev_update_msix: deassign irq: Invalid argument
> assigned_dev_update_msix: deassign irq: Invalid argument
> fail to set MSI-X entry number for MSIX! Invalid argument
> assigned_dev_update_msix_mmio: Invalid argument
>
> I couldn't see the pci device in the guest OS (Ubuntu )
>
> I have also tried it on another Server board with similar results, i.e
> even if lspci shows successfully , cant get ip address
>
> I would appreciate any help on this. Am I missing anything ?
>
> Thanks,
> Vinoth.
>
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