[mythtv-users] PVR-350 + PVR-250 question

Rudy Zijlstra mythtv at edsons.demon.nl
Tue Nov 16 23:27:37 UTC 2004


Marc Nicholas wrote:

> Why is that unfriendly? It's pretty standard to enumerate devices like 
> that. You *have to* abstract device ID froms the hardware layer for 
> stuff like this.
>
> If you really want to see unfriendly, get into USB device enumeration ;-)
>
> On Tue, 16 Nov 2004, Mercury Morris wrote:
>
>> Here are two lines from the dmesg output:
>>
>> ivtv: Initialized WinTV PVR 250, card #0
>> ivtv: Initialized WinTV PVR 350, card #1
>>
>> Does this mean that the PVR-250 is /dev/video0
>> and the PVR-350 is /dev/video1 ?
>>
>> When the PVR-350 was the only card in the box,
>> it was /dev/video0. So if the above is true, this
>> is unfriendly, to say the least.
>>
>> -- 
>> MM
>>
Also, this is directly related to PCI scan order. If you switch them on 
the PCI bus (exchange slots) the numbering will be reversed.

Rudy


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