linux-kernel - Re: Kernel (3.0 and later) panic

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Date:	Tue, 08 Nov 2011 12:42:58 -0800
From:	Karl Auerbach <karl@....com>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
CC:	linux-kernel@...r.kernel.org,
	Tomoya MORINAGA <tomoya-linux@....lapis-semi.com>
Subject: Re: Kernel (3.0 and later) panic


The patch you sent (in a separate email) works.  Several of us using the
new Soekris Net6501 will be very happy.

Thanks for taking a look at this and fixing it so quickly.

	--karl--
	Karl Auerbach

On 11/08/2011 06:10 AM, Alan Cox wrote:
> On Mon, 07 Nov 2011 12:19:22 -0800
> Karl Auerbach <karl@....com> wrote:
> 
>> Versions 3.0 and later of the Linux kernel get a null pointer panic when
>> booting on a Soekris Net6501 board.
>>
>> The documentation for that board is at:
>>
>>   http://soekris.com/media/manuals/net6501_manual.pdf
>>
>> (It's an Intel Atom based board.)
> 
> And with an EG20T. Yes I see whats going on.
> 
> I think its being caused by Tomoya Morinaga's patch to handle EG20T
> nicely. If you don't have the EG20T driver in then it tries to fall back
> to 8250 but the entries are missing
> 
> 	.setup = pci_default_setup.
> 
> 
> Patch to test will follow in about 2 minutes. Please test and report back.
> 
> Alan

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