[mythtv-users] Xen DomU Backend & Nova-T
linux at thehobsons.co.uk
Fri Jan 2 19:04:35 UTC 2009
>I am trying to get a backend running in a domU. So far I have only
>have the pci passthrough working. But if I try to record something
>with cat /dev/video0 > test.mpg the file stays empty. This is with
>So, I tried the options from this thread: pciback.permissive,
>swiotlb=force and later swiotlb=256,force. But nothing really works,
>I get a kernel panic when I try to boot the domU.
>I am using debian etch with 2.6.18-6-xen-amd64, xen 3.0.3, I have a
>pvr-250 and a pvr-350.
I don't know if the issue is the same, I've just installed an
HVR-1110 in a similar setup. It wasn't fully recognised in the 2.6.18
kernel so I had to upgrade my DomU to 2.6.26 (Debian Lenny) which
also required upgraded Xen to 3.2 using etch-backports (the Dom0 is
It now seems to work fine without anything other than the basic pciback.hide.
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