[Users] trouble with pci passthrough

[Itamar Heim]

On 01/06/2013 12:59 AM, Andreas Huser wrote:
> hi everybody
>
> i have trouble with pci passthrough of a parallel port adapter. I need this for a key dongle.
> The Server is a single machine and i want to use them with the all-in-one plugin from ovirt.
>
> I do some tests with:
> Fedora 17, CentOS6.3, Oracle Linux 6.3
> latest kernel, qemu-kvm and libvirt from repos. No extras or advanced configurations. Only a simple standard Server.
>
> I install  "yum groupinstall virtualization" + virt-manager and some other.
> I configure iommu, modul blacklist and some other.
>
> Then i starting a Windows Server 2003 and assign the parallel adapter to the running server. I look in the device manager and found the adapter card.
> The dongle work finde and the Datev Lizenz Service are online.
>
> .. so far so good
>
> but when i install on the same Server ovirt. With same kernel qemu-kvm and libvirt!
> And i attach the adapter card to the windows server 2003 look in the device manager and found the card with a error "device cannot be start (code 10)"
>
> I am now looking for several days after the error and have diverse tried but I can not keep going.
>
> can someone help me?
>
> Thanks & greetings
> Andreas
>
>
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how did you attach the device via ovirt?