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From: Mel Flynn <mel.flynn+fbsd.questions@mailing.thruhere.net>
To: freebsd-questions@freebsd.org,
 Paul Schmehl <pschmehl_lists@tx.rr.com>
Date: Wed, 27 May 2009 21:32:30 +0200
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Message-Id: <200905272132.30356.mel.flynn+fbsd.questions@mailing.thruhere.net>
Cc: Carlos Pardo <cpardo@fastsoft.com>
Subject: Re: Broadcom NetXtreme II BCM5709 Gigabit Ethernet Dell 610 and
	Dell 710 servers
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On Tuesday 26 May 2009 02:08:38 Paul Schmehl wrote:
> --On May 25, 2009 4:02:57 PM -0700 Carlos Pardo <cpardo@fastsoft.com>
>
> wrote:
> > We are back porting the bce driver from 8.0 to 7.0. We are still missing
> > some changes since cold boots work but rebooting (warm booting) fails!
> >
> > The error is:
> >
> > bce0: ../../../dev/bce/if_bce.c(1386); Unable to write CTX memory:
> > cid_addr = 0x00000000, offset = 0x00000000!
> >
> > files back ported:
> >
> > bce/if_bce.h
> > bce/if_bcefw.h
> > bce/if_bvereg.h
> > mii/brgphy.c
> > mii/brgphyreg.h
>
> Why would you need to do that?  There is a bce driver in the 7.x OS
> already.

Cause it's unstable? Search these or many other archives. The short answer: 
under IO load the card drops net link or panics kernel.
-- 
Mel