From owner-freebsd-net@FreeBSD.ORG  Sun Nov 19 22:44:05 2006
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From: Michal Mertl <mime@traveller.cz>
To: John Polstra <jdp@polstra.com>
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Date: Sun, 19 Nov 2006 23:43:55 +0100
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Cc: freebsd-net@freebsd.org, Mike Tancsa <mike@sentex.net>
Subject: Re: Serious em problems under -current on two different platforms
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John Polstra wrote:

> ... about serious problems with em cards.

Can it be that the system is trying to drive the card with MSI (PCI
Message Signalled Interrupts) which just recently went into CURRENT? On
one system where I tried it em cards also didn't work.

Did you try do disable it (with hw.pci.enable_msi=0 and
hw.pci.enable_msix=0 in /boot/loader.conf)?

Michal