On 04/27/2011 05:08 PM, Willy Lambert wrote:
> 2011/4/27 Wolfgang Grandegger <[email protected]>
> 
>> On 04/27/2011 04:44 PM, Willy Lambert wrote:
>>> 2011/4/27 Wolfgang Grandegger <[email protected]>
>>>
>>>> Hi Willy,
>>>>
>>>> On 04/27/2011 03:11 PM, Willy Lambert wrote:
>>>>> 2011/4/27 Heinz-Jürgen Oertel <[email protected]>
>>>>>
>>>>>> Am Mittwoch, 27. April 2011, 13:56:10 schrieb Willy Lambert:
>>>>>>> 2011/4/27 Willy Lambert <[email protected]<mailto:
>>>>>> [email protected]>>
>>>>>>> Hi all,
>>>>>>
>>>>>>
>>>>>> Hi,
>>>>>> you did not mention that you have checked the
>>>>>> IRQ jumpers on the PC104 board, but I'm sure you did. When you say
>>>>>>> _ one PC104 CAN board with configured jumpers.
>>>>>> I assume you are using this board  first on the "old CPU board"
>>>>>> next on the new CPU board without changing the jumpers.
>>>>>> In this case, no idea.
>>>>>>
>>>>>
>>>>> that's it, I did not touch anything on the PC104 stack. So the jumpers
>>>> are
>>>>> well configured in both cases. And I did the tests several times, they
>>>> could
>>>>> not have been disconnected by error.
>>>>>
>>>>> I recheck my linux 2.6.35.7 .config files, and they are identicall on
>>>> both
>>>>> CPU boards.
>>>>
>>>> You said, the hardware is identical, same cpu, motherboard, etc., right?
>>>>
>>>
>>> everything is equal in term of reference (the 2 CPU board are the same
>>> product with the same BIOS version,...). The only notable hardware
>>> difference is the alimentation, but they both seems to be powered
>> properly
>>> (and the BIOS voltage values are correct, they are even better on the can
>>> reticent board) and I have pluged a VGA cable on the working board (I
>> don't
>>> see why this could change anything on the can side)
>>>
>>>
>>>> Do you see any diffenrence in the bootlog if you boot the same kernel?
>>>>
>>>
>>> what do you mean by bootlog ? /var/log/dmesg ? they are very similar, see
>>
>> Yes, the output of "dmesg".
>>
>>> the logs (the good CPU is alpha).
>>> it is the same .config but compiled on 2 different machines as you can
>> see.
>>
>> Hm, they are identical. I do not see any difference!?
>>
> 
> Aaaarg miss-copied ! Very sorry for this. See the good ones
> There are few differences, but I don't see anything bad
> 
> The working board alpha is out of any compartment, the faulty one beta is in
> a "PC-Box". I may try to put alpha in the PC-Box at the place of beta but I
> have 2 hours of dangerous mecanics I'd like to avoid. Nothing is connected
> to the PC_box exept CAN, and all the connected wires where before on alpha
> (and it used to work)

On both I realized:

pnp 00:0d: IRQ 11 override to edge, high

Not sure if IRQ11 is a good choise. But don't aks me why it's working on
one board.

Wolfgang.

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