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From: "John W. Linville" <>
To: Ferdinand Rau <>
Subject: Re: Bug report: Controller RESET (DMA error) long after connecting
Date: Tue, 13 Apr 2010 09:11:09 -0400	[thread overview]
Message-ID: <> (raw)
In-Reply-To: <4375153.331710.1271156960878.JavaMail.fmail@mwmweb085>

On Tue, Apr 13, 2010 at 01:09:20PM +0200, Ferdinand Rau wrote:
> Hi,
> I'm on a Dell Vostro 1310 (running Debian testing) using a BCM4312 wireless chip and the firmware retrieved by the b43-fwcutter from git (the debian version didn't work with my card - the upgrade to kernel 2.6.31 only happend recently).
> I basically followed the instructions on this site:
> The wireless connection works in principle (can connect to different networks, can ping, can browse), but at some point the following error happens and the connection is reset every few seconds afterwards rendering it unusable:
> > ERROR: Fatal DMA error: 0x00000400, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000
> > Controller RESET (DMA error) ...
> Similar to this thread (?):

Chances are that your device will work in PIO mode -- you can try
building a kernel w/ CONFIG_B43_FORCE_PIO.  In 2.6.34, there is code
to switch automatically to PIO mode when such errors are observed.


John W. Linville		Someday the world will need a hero, and you			might be all we have.  Be ready.

  reply	other threads:[~2010-04-13 13:15 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-04-13 11:09 Bug report: Controller RESET (DMA error) long after connecting Ferdinand Rau
2010-04-13 13:11 ` John W. Linville [this message]
2010-04-13 19:19   ` Ferdinand Rau
2010-07-30 14:53   ` [SOLVED] " Ferdinand Rau

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