I think you just want the unyaffs tool
On Oct 3, 2013 5:44 PM, "Jason" <met4life@hotmail.com> wrote:

> Charles Manning <cdhmanning <at> gmail.com> writes:
>
> >
> > On Tuesday 10 September 2013 08:44:05 Jason wrote:
> > > I wanna add that I've tried a nandsim and while the end result mounted
> a
> > > mtdblock, the only contents were a lost+found folder.  I also tried
> unyaffs
> > > but the end result of that just says "end of image".
> >
> > Hello Jason
> >
> > This is almost certainly an issue with the way the tags have been
> written as
> > different flash drivers use different layouts.
> >
> > If you put the file on Google Docs or whatever  and email me a link I
> will
> > take a look.
> >
>
>
> Just wondering if you had any luck Charles?!
>
> ------------------------------------------------------------------
>
> I'm gonna add to my original post hoping it could draw some more help.
>
> I am working on a project for a client that involves taking the software
> from their cash register and loading it onto an ARM development board with
> very similar hardware.  The company that made the software said they would
> only give me the binary files that are loaded into the flash memory and
> respectfully declined to help me any further, which was to be expected.
> They, at least, were able to tell me my concept is entirely possible!
>
> I was told the software consists of 3 filesystems: a ramdisk, xlib.yaffs
> (which runs the communications), and an app.yaffs (which loads the
> software).  I am not sure if the flash memory chip plays any role into how
> the files were "compressed" but the chips are:
>
> Samsung K9F1208U0B - 64mb
>
> http://pdf1.alldatasheet.com/datasheet-pdf/view/83764/SAMSUNG/K9F1208U0B.html
>
> All 3 file systems are (ext2) Montavista Linux 3.3.1 running a 2.4.18 or
> 2.4.20 kernel (I don't remember and I lost my notes).  I was only
> successfully able to mount the ramdisk.  The 2 yaffs files can "mount" but
> all that is in the directory is a lost+found folder.  Below is an init
> script I found in the ramdisk that has commands for loading the yaffs
> files:
>
> http://www.mediafire.com/view/b08ctvpe4ur8d7i/sps2000_init
>
> And here are the 2 yaffs files I am trying to mount:
> http://www.mediafire.com/download/mzk55b4qq0q10f9/xlib.yaffs
> http://www.mediafire.com/download/bvea3038y31g9s8/app.yaffs
>
> If anyone is able to help me mount them that would be awesome, (I would
> really love to learn how to correctly mount them) otherwise a zip file of
> the contents would be very much appreciated.
>
> Thank you to anyone for their help!
> Jason
>
>
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