From: "Rafał Bilski" <rafalbilski@interia.pl>
To: Andrew Morton <akpm@linux-foundation.org>,
linux-kernel@vger.kernel.org, netdev@vger.kernel.org
Subject: Re: Natsemi DP83815 driver spaming
Date: Tue, 01 May 2007 21:10:30 +0200 [thread overview]
Message-ID: <463790A6.50003@interia.pl> (raw)
In-Reply-To: <20070501180830.GA31630@sirena.org.uk>
>> eth0: Media selection timer tick.
>> eth0: possible phy reset: re-initializing
>
> This is why the reset is being triggered - it's a workaround for a hardware
> bug which checks to make sure the hardware is in the state that the
> kernel thinks it is is going off. The code has this explanatory comment:
>
> * 2) check for sudden death of the NIC:
> * It seems that a reference set for this chip went out with incorrect info,
> * and there exist boards that aren't quite right. An unexpected voltage
> * drop can cause the PHY to get itself in a weird state (basically reset).
> * NOTE: this only seems to affect revC chips.
Yes. I have revision C chip.
> I'd suggest checking your power supply as a first step.
5,25V when not connected. 5,04V when connected to Wyse. I don't have access to
osciloscope.
I will check if this code is nedded. If it is then I will try to get new power
supply.
> [BTW, as Andrew said please don't drop people from the CC.]
OK. Will not happen again.
Rafał
----------------------------------------------------------------------
Kasia Cichopek eksponuje biust
>>> http://link.interia.pl/f1a6f
next prev parent reply other threads:[~2007-05-01 19:10 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <46365887.3010705@interia.pl>
2007-05-01 3:55 ` Natsemi DP83815 driver spaming Andrew Morton
[not found] ` <4636E970.3010602@interia.pl>
[not found] ` <4636F90A.2070303@interia.pl>
2007-05-01 8:35 ` Andrew Morton
2007-05-01 8:46 ` Mark Brown
2007-05-01 10:25 ` Rafał Bilski
2007-05-01 18:08 ` Mark Brown
2007-05-01 19:10 ` Rafał Bilski [this message]
2007-05-01 19:52 ` Rafał Bilski
2007-05-01 21:27 ` Mark Brown
[not found] ` <b3ece790705011543gdca3a9ei905d3499b6c18dc8@mail.gmail.com>
2007-05-02 5:54 ` Rafał Bilski
[not found] ` <b3ece790705012303x1e5a2d03xddf6c14aec5a99d8@mail.gmail.com>
2007-05-02 6:34 ` Rafał Bilski
2007-05-02 6:51 ` Tim Hockin
2007-05-02 8:22 ` Mark Brown
[not found] ` <b3ece790705020744p2e73bb5fo2c0acad947a5de15@mail.gmail.com>
[not found] ` <4638EF0B.9050701@interia.pl>
2007-05-02 21:41 ` Mark Brown
2007-05-03 6:33 ` Rafał Bilski
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