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Subject: Re: Problem with JFFS2 mount
From: Artem Bityutskiy <dedekind1@gmail.com>
To: -= KuK =- <kuk@data.pl>
Date: Fri, 14 Oct 2011 11:41:39 +0300
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On Sat, 2011-10-01 at 16:55 +0200, -= KuK =- wrote:
> Hi,
> 
> I have problem with creating image file from mounted jffs2 file system.
> 
> I have 1:1 dump from 1GB NAND which is UBI format.
> But it contains JFFS part also.
> This part can be downloaded from my server.
> www.pouchx.com/PRV/HDS/K9G8G08U0M_Samsung_1GB_NAND_Config.ini_block_JFFS.rar
> 
> Archive contains two files. One is original JFFS copy, second is same 
> file but I deleted ECC blocks.
> 
> I mount jffs image (noECC) with this script:
> 
> $ sudo apt-get install mtd-tools
> $ sudo modprobe -v mtd
> $ sudo modprobe -v jffs2
> $ sudo modprobe -v mtdram total_size=8192 erase_size=256
> $ sudo modprobe -v mtdchar
> $ sudo modprobe -v mtdblock
> $ sudo dd if=/HDS/Config.img of=/dev/mtd0
> $ sudo mount -t jffs2 /dev/mtdblock0 /HDS/JFFS

Try using nandwrite and nanddump instead - you will find them in
mtd-utils. And you do not need mtdblock to mount JFFS2 - I think mount
-t jffs2 mtd0 /HDS/JFFS will work fine.

-- 
Best Regards,
Artem Bityutskiy