[mythtv-users] Compatibility with HDTV card
David George
david at thegeorges.us
Mon Jun 23 15:45:15 UTC 2008
On 06/22/2008 10:38 PM, Harry Orenstein wrote:
> I have an HDTV Wonder card (the original, PCI). It works fine and the drivers
> load at boot without problem. The issue I'm running into is that the
> firmware fails to load when mythbackend starts during boot.
>
> One of two things happens: either the firmware fails to load with many
> messages ending in 'IRQ loop detected, disabling interrupts' or with no
> messages at all. In either case, the driver is loaded properly, but the
> device is unavailable in mythfrontend. When I try to access the cardinput in
> myth it appears to be in use, and unavailable. If I restart mythbackend, the
> firmware loads successfully during the restart and the cardinput is available
> in myth.
>
> I'm running Fedora 8 and starting mythbackend in an init script. I've tried
> forcing the cx88_dvb module to load in rc.local, without improvement. If I
> try to access the card using 'mplayer dvb://' the firmware then loads
> correctly and I can see video from the card, even if mythbackend is in the
> above 'failure' mode (but it doesn't improve access to the cardinput, I still
> have to restart mythbackend for that).
>
rc.local is run after all other scripts have run so it is too late in
the boot process to add modprobe.
Here is a link to an old message I posted on this very subject. Replace
references to ivtv with your cx88_dvb and see if that helps.
http://www.gossamer-threads.com/lists/mythtv/users/99096#99096
--
David
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