netdev - Re: [BUG] tg3 cannot do PXE (loses MAC address) after soft reboot

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Date:	Thu, 13 Sep 2007 17:41:10 +0200
From:	Lucas Nussbaum <lucas.nussbaum@...g.fr>
To:	Michael Chan <mchan@...adcom.com>
Cc:	netdev@...r.kernel.org
Subject: Re: [BUG] tg3 cannot do PXE (loses MAC address) after soft reboot

On 13/09/07 at 08:15 -0700, Michael Chan wrote:
> Lucas Nussbaum wrote:
> 
> > This used to work, and broke between 2.6.16 and 2.6.17. Using 
> > git bissect,
> > I could trace this back to that commit:
> > commit bc1c756741b065cfebf850e4164c0e2aae9d527f
> > Author: Michael Chan <mchan@...adcom.com>
> > Date:   Mon Mar 20 17:48:03 2006 -0800
> >     [TG3]: Support shutdown WoL.
> 
> This may be caused by bugs in early versions of bootcode or
> PXE code.  When tg3 powers down the PHY during shutdown, the
> MAC address will become zero in the MAC address register.  The
> PXE code or bootcode needs to fetch the MAC address again from
> The NVRAM.
> 
> Can you also send me ethtool -i eth0 which will provide the
> bootcode version?  What machine are you using?  Thanks.

# ethtool -i eth0
driver: tg3
version: 3.65
firmware-version: 5703-v2.21a
bus-info: 0000:02:02.0

What do you mean by "what machine" ? The systems are Dell PowerEdge
1600SC, but the NICs were bought separately AFAIK.
-- 
| Lucas Nussbaum                        PhD student |
| lucas.nussbaum@...g.fr        LIG / Projet MESCAL |
| jabber: lucas@...sbaum.fr    +33 (0)6 64 71 41 65 |
| homepage:        http://www-id.imag.fr/~nussbaum/ |
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