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Date: Fri, 07 May 2004 13:08:08 -0600
From: Scott Long <scottl@freebsd.org>
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To: John Baldwin <jhb@freebsd.org>
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cc: John Polstra <jdp@polstra.com>
Subject: Re: em(4) problems.
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John Baldwin wrote:
> On Thursday 06 May 2004 04:47 pm, Scott Long wrote:
> 
>>Søren Schmidt wrote:
>>
>>>Petri Helenius wrote:
>>>
>>>>I´m highly confident that this is a case of integrated "CSA" ethernet
>>>>with broken BIOS. I suspect you get an message about that when booting.
>>>
>>>Nope. no messages to that effect, oh and it works in windows(tm)...
>>>
>>>The last thing I see if I try to use em0 is:
>>>em0: Link is up 100 Mbps Full Duplex
>>>and then the system locks up hard.
>>
>>I'm looking a t a similar system right now and it definitely looks like
>>an interrupt routing problem, not a driver problem.  The interesting
>>thing is that (with 5.2-current as of two days ago) disabling neither
>>ACPI nor APIC helps.  I guess that we might want to get John Baldwin
>>involved.
> 
> 
> Ugh, does the interrupt storm stuff in -current help at all?
> 

The interrupt storm code does indeed get triggered.  What info do you
need in order to track down the routing?

Scott