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Date: Fri, 23 May 2008 08:48:22 +0200
From: michael <trimarchi@gandalf.sssup.it>
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To: James <jamessteward@optusnet.com.au>
Subject: Re: Help needed with MTD on AT91SAM9263-EK please.
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Cc: Richard Genoud <richard.genoud@gmail.com>,
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Hi
James wrote:
> Hi Richard,
>
> On Fri, 2008-05-23 at 08:26 +0200, Richard Genoud wrote:
>   
>> I didn't have those kind of problems with the sam9263-ek
>> have you tried to erase the device, mount it with jffs2 or yaffs2,
>> write a file, unmount, mount and read back the file ?
>>     
>
> Yup.  I have used the examples from linux4sam.org, which use a jffs2
> file system.
>
> The NAND flash was erased and root jffs2 image written using the SAM-BA
> utility, then boot the kernel to use this as its rootfs.  It mounts ok
> to begin with, then I get heaps of jffs2 warnings and finally a kernel
> bug, I think at fs/jffs2/file.c:251 (I don't have the system here at
> home.)
>
>   
How do you create the jffs2 image. Which parameters use with the
mtd-utils?
Did you try to start from a ramdisk, erase all, and mount it?

I'm using an at91san9260 board without any problems.

Regards Michael