Date: Tue, 09 Jul 2002 22:08:57 -0400 From: Mike Tancsa <mike@sentex.net> To: David Greenman-Lawrence <dg@root.com> Cc: Ken Gunderson <kgunders@hpb50341.boi.hp.com>, freebsd-stable@FreeBSD.ORG, freebsd-hardware@FreeBSD.ORG Subject: Re: intel etherexpress pro and fxp status?? Message-ID: <5.1.0.14.0.20020709220704.06f0df30@192.168.0.12> In-Reply-To: <20020709135159.M28874@nexus.root.com> References: <20020709144436.B12572@kasilof.boi.hp.com> <20020709102153.A14126@kasilof.boi.hp.com> <5.1.0.14.0.20020709125431.03fade00@marble.sentex.ca> <20020709144436.B12572@kasilof.boi.hp.com>
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At 01:51 PM 7/9/2002 -0700, David Greenman-Lawrence wrote:
> The 82557 has a receive side bug that can cause it to stop receiving, but
>this isn't caused by it being 'overwhelmed". The problem is supposed to only
>occur when using them in 10Mbps mode, although it can happen if the link
>changes state as well. The FreeBSD driver has a work-around for this problem
>and it the bug shouldn't exist in newer Intel chips in any case.
I ran into this _hardware_ bug on a number of motherboards and each one
after using the patched driver (commited some time ago) that jlemon did
fixed the problem 100% of the time.
---Mike
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Sentex Communications, mike@sentex.net
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