ale driver on asus eeepc 901 could not disable Tx/Rx under
traffic flow
Pyun YongHyeon
pyunyh at gmail.com
Wed Dec 3 01:57:48 PST 2008
On Tue, Dec 02, 2008 at 10:22:37AM +0900, To Ole Vole wrote:
> On Tue, Dec 02, 2008 at 01:02:04AM +0300, Ole Vole wrote:
> > Hello Maillist,
> >
> > Im using FreeBSD-CURRENT (from 01122008 snap from cvs) and got looped notice
> > in dmesg buffer when LAN Ethernet generate some traffic:
> > ..
> > ale0: could not disable Tx/Rx MAC(0x00000008)!
> > ale0: DMA read error! -- resetting
> > ..
> > ale0: could not disable Tx/Rx MAC(0x00000008)!
> > ..
> > with flapping interface (link going to down and back up).
> >
>
> Hmm, there was similiar report but I couldn't reproduce this on
> my box. In fact I'm out of idea why it happens. Since I have no
> access to datasheet I'm not sure what can be done at the moment.
> Even a developer in Atheros answered that changing mainboard would
> be the first step to diagnose the issue. :-(
>
> > ifconfig ale0 -txcsum -rxcsum -tso and forcing link for media 10BaseT/UTP is
> > in vain.
> >
>
> There are a couple of magic values related with PHY in Linux driver
> which I didn't want to include as I don't understand what it does.
> Do you use 10baseT media? Would you show me the output of
> "ifconfig ale0"?
>
> > Under small traffic flow ale0 work is fine without errors. Somebody meet with
> > like similar prombel on Asus eee pc 901 ? Thanks
>
>
> Anyway, I'll let you know if I mange to find a clue to the issue.
FYI: Fix committed to HEAD(r185577).
--
Regards,
Pyun YongHyeon
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