[sf-lug] olpc: green machine -aka XO

[Sameer Verma]

Alex Kleider wrote:
> --- Asheesh Laroia <asheesh at asheesh.org> wrote:
>   
>> If you run "mount" in a terminal on the XO, you will see what it
>> mounts as 
>> the root filesystem.
>>     
>
> Unable to do a *n?x highlight and copy manoever using the XO in order
> to give you the _exact_ output....
> but
> in response to
> $ mount
> one of the out put lines is 
> mtd0 on / type jffs2 (rw,noatime)
>
> mtd0 does NOT show up in the /dev directory.
>
> So the question becomes: what is mtd0? 
>
>   
MTD is a generic interface for flash type drives. See 
http://www.linux-mtd.infradead.org/ jffs2 is a filesystem designed for 
flash-type drives. jffs2 is a journaling file system for flash. See 
http://en.wikipedia.org/wiki/JFFS2
> the equivalent response on a debian box yields /dev/hda1 instead of
> mtd0 so I would assume that mtd0 is the storage device.
>
>   
Yes.

Sameer

-- 
Dr. Sameer Verma, Ph.D.
Associate Professor of Information Systems
San Francisco State University
San Francisco CA 94132 USA
http://verma.sfsu.edu/
http://opensource.sfsu.edu/