On 07/02/2017 08:20 AM, Valerio Bellizzomi wrote:
>> So, some BIOS code or kernel module seems
>> to be talking to the parallel port card.  That is a PCIe 
>> Netmos 9900 chip, which I've used on a bunch of Dell boxes 
>> with no trouble.
>>
>> Does anybody have any idea what module might be doing this?  
>> (and, how to turn it off)
> 
> have you tried to turn off acpi support in the bios ?

Could it be that the card is in ECP mode (instead of EPP) and there is a
device auto-detect process probing the port at intervals?


-- 
Greetings Bertho

(disclaimers are disclaimed)

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