Actually I'm only trying to format the partition for yaffs.  I guess
I wrongly assumed that the old mkyaffs was actually laying down some
kind of magic partitioning info for yaffs.

  So, this is all I need to do to format a partition to yaffs2 (for a
512/16 NAND part)?

mtd-utils-1.0.1/flash_eraseall /dev/mtd1

  Rick

> On Thursday 19 July 2007 02:49:28 Rick Bronson wrote:
> > Hi Sergey,
> >
> >   Thanks very much for all of the help.
> >
> >   I've got just one more question, if you don't mind.  I promise not
> > to bug you after this one ;-)
> >
> >   The issue for us in using the mkyaffs2image or the nandwrite is
> > that we would have to tftp around these huge files that represent
> > each of our yaffs partitions.  So for example, when we want to format
> > a yaffs partition we would have to do:
> >
> > flash_eraseall --jffs2 /dev/mtd1
> > nanddump -l 1 /dev/mtd1 > fs1r.bin
> > nandwrite -n -o /dev/mtd1 fs1r.bin
> >
> >   I could skip step 2 above but it would require me to tftp over the
> > fs1r.bin image which is quite large.
> >
> >   It would be really nice if there is a way to yaffs erase a partition
> > without either 1) making files on-the-fly or 2) tftp'ing over big
> > partition files.  Can you tell me what you think is the best
> > (easiest?) way to accomplish this?
> 
> I'm unsure as to exactly what you're trying to accomplish here.
> 
> To erase a yaffs partition all you need to do is flash_eraseall. An erased 
> partition is a formatted one.
> 
> I suspect you're trying to achieve more than just that.
>