netdev - Re: [sky2, solved] transmit timeouts and firmware update...

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Date:	Wed, 27 Aug 2008 13:27:27 -0700
From:	Stephen Hemminger <shemminger@...tta.com>
To:	Stephen Hemminger <shemminger@...tta.com>
Cc:	Krzysztof Oledzki <ole@....pl>,
	Linux Netdev <netdev@...r.kernel.org>,
	Linux Networking <linux-net@...r.kernel.org>,
	Daniel J Blueman <daniel.blueman@...il.com>
Subject: Re: [sky2, solved] transmit timeouts and firmware update...

On Mon, 25 Aug 2008 15:22:06 -0400
Stephen Hemminger <shemminger@...tta.com> wrote:

> On Mon, 25 Aug 2008 21:03:25 +0200 (CEST)
> Krzysztof Oledzki <ole@....pl> wrote:
> 
> > 
> > 
> > On Mon, 25 Aug 2008, Daniel J Blueman wrote:
> > 
> > > I (and a lot of other users) have been experiencing the frequent sky2
> > > transmit timeout problem [1] (on 88E8053/Yukon2 EC gig hardware); this
> > > is a result of the embedded NIC controller locking up, and I've found
> > > that updating the firmware addresses this issue. I'm still seeing a
> > > previous and different issue [2] from time to time though (silicon
> > > bug?).
> > 
> > Thanks for the info. I've been dealing with this problem for some long 
> > time, hopefully sky driver from the latest kernels is able to recover 
> > from such hangs, so it is not that critical problem now.
> > 
> > > Marvell shipping broken firmware is completely unpublicised or
> > > acknowledged, however updated firmware is available through your
> > > motherboard vendor, so all hope it not lost after all...
> > 
> > Unfortunately not through all vendors. :( Or maybe not *yet*?
> > 
> > > My 8053/EC is using firmware 2.2 (previously 1.9) - you can check in
> > > DOS with 'yukondg.exe' from
> > > http://www.marvell.com/drivers/files/yukondg_v6.53.4.3.zip .
> > 
> > Stephen, is it possible for sky2 driver to check and print the 
> > firmware version?
> 
> It is possible to dump and program eeprom from linux, and the version
> maybe buried in the VPD, but some hardware has non-functional VPD.

The revision number in the VPD matches the revision number (from PCI)
that is already printed by the driver. Since I don't have enough documentation
on the firmware to know the format, there is no way to print anything
really useful.
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