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Date:      Wed, 13 Dec 2006 12:57:57 +0000 (UTC)
From:      "Bjoern A. Zeeb" <bz@FreeBSD.org>
To:        Scott Long <scottl@samsco.org>
Cc:        cvs-src@freebsd.org, src-committers@freebsd.org, Scott Long <scottl@freebsd.org>, cvs-all@freebsd.org, Bruce Evans <bde@zeta.org.au>
Subject:   Re: cvs commit: src/sys/dev/bge if_bge.c if_bgereg.h
Message-ID:  <20061213125524.G91892@maildrop.int.zabbadoz.net>
In-Reply-To: <457F820B.6040104@samsco.org>
References:  <200612120511.kBC5BCvi018697@repoman.freebsd.org> <20061212231257.M91892@maildrop.int.zabbadoz.net> <20061213113025.O833@delplex.bde.org> <457F820B.6040104@samsco.org>

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On Tue, 12 Dec 2006, Scott Long wrote:

>>>>  Modified files:
>>>>    sys/dev/bge          if_bge.c if_bgereg.h
>>>>  Log:
>>>>  Fix support for certain 575x/578x chips.  This consists of the 
>>>> following:
>>> ...
>>> this change makes my machine hang completely (even not able to break
>>> into kernel debugger) by the time the interfaces are setup (upon
>>> boot after hostnames gets set from rc scripts).
>>> 
>>> it's a dual cpu amd64 with a tyan K8SE which has 2 bges onboard:
>>> Broadcom BCM5704 A3, ASIC rev. 0x2003
>>> 
>>> backing out this one makes it boot again without any problems.
>> 
>> I use the following quick fix for a <Broadcom BCM5701 B5, ASIC rev. 0x105>.
>> 
[..]
> I'll try to run some tests with the third write disabled, but I don't have 
> much time left to devote to this particular project.  If others would be 
> willing to test with the third write removed, I'd appreciate it.  It might be 
> interesting to test with the second write removed as
> well (i.e. both writes in bge_reset).  I'll post patches if anyone wants
> to test but can't grok what I'm saying here.

ok, I only tried with the two writes removed from bge_reset and it
started to work again. At least the machine no longer hangs on boot
and the first bge port works. Cannot easily test more atm.

-- 
Bjoern A. Zeeb				bzeeb at Zabbadoz dot NeT



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