[mythtv-users] DVB Card missed on power up but not reboot?

Tom Dexter digitalaudiorock at gmail.com
Sun Feb 15 03:48:32 UTC 2009


On Sat, Feb 14, 2009 at 4:08 PM, Allen Edwards
<allen.p.edwards at gmail.com> wrote:
>
>
> On Sat, Feb 14, 2009 at 11:18 AM, Tom Dexter <digitalaudiorock at gmail.com>
> wrote:
>>
>> My backend machine is a Dell 4600 2.8 Ghz with three pcHDTV HD-5500
>> cards.  I'm running Gentoo with a 2.6.27 kernel and udev 124.
>>
>> On the whole, the backend works flawlessly, but I have one annoying
>> issue.  Almost every time I have to power the system up from a
>> shutdown, it only recognizes two of the three HD-5500 cards, and not
>> necessarily the same two, so I don't think it's an issue with any
>> specific card or PCI slot.  Subsequent rebooting always sees all three
>> without fail.
>>
>> I've sort of assumed that it was a mother board or BIOS fluke that I
>> may not be able to do anything about.  I'm not sure whether or not
>> udev might have something to do with it.  When it misses the cards I
>> can see it immediately by doing "dmesg | grep DVB" once the machine
>> comes up, as I don't see all three (0, 1, and 2).
>>
>> Any idea what might cause that?
>>
>> Tom
>
> This is probably not it but it is what was causing a similar problem on my
> myth system.  I had a conflict between the tuner cards and the video card.
>  I cured it by disabling the video on the normal setup and loading it with
> envyng.  This is with a mythbuntu system obviously.  I think that changed
> the order that the video card is loaded so that the tuner cards could get in
> there before the conflict.  Perhaps this will help you.
> Allen
>
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>

The only video I have in that is the on-board video.  I suppose it's
possible that it's some sort of conflict though it's odd that it works
on bootup as long as it's not from an actual powered down state.

Maybe it's an electrical issue that is related to how long it's
actually been powered on.  I have my grub setup to take the default
boot option after only like 4 seconds.  I may see what happens if I
give it some more time with power before booting linux and see if it
makes a difference.

Thanks for the replies.

Tom


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