Current status JFFS2 on DOC

Frederick Lefebvre flefebvre at
Wed May 8 14:08:39 EDT 2002

I am working, among many, many other things on getting JFFS2 on a DOC
2000.  I do not know when it will be ready since I've got so much work
right now.

Frederick Lefebvre
flefebvre at
Software Developer,
(418)523-4474 #242
Infomedia Research Group (IRG)
Quebec, Canada

On Wed, 2002-05-08 at 12:37, Pieter Grimmerink wrote:
> I was quite happy to read about the recent efforts to support
> JFFS2 on NAND devices.
> Currently I'm about to make a decision on which flash device
> to use for a new embedded device. 
> Looking at prices NAND flash looks like the best option, 
> especially if we can use JFFS2 on it.
> >From a design point of view, DiscOnChip looks nice with
> it's feature to boot from it.
> SmartMedia looks a bit cheaper, but that would require
> a separate NOR device, large enough to hold a compressed
> kernel, total price going up above the DOC prices again.
> However, all that I have found so far in mailinglists and
> howto's, indicates that JFFS2 on smartmedia has been further
> investigated then JFFS2 on DOC.
> But as far as I understand, there should be no physical limitation
> on a DOC to eventually host a JFFS2 filesystem.
> Is this all true, and has someone managed to get a working 
> JFFS2 filesystem on a DOC? 
> and finaly, what are the chances of acutally booting into a 
> JFFS2 root filesystem directly from a DOC?
> (I heard something about a modified GNU GRUB to replace the DOC
> firmware)
> This would eventually all have to run on a non-x86 processor.
> Is this a workable solution already, or would I have to go for
> more 'conventional' hardware to be safe?
> Best regards,
> Pieter Grimmerink
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