Re: [Yaffs] MakeYaffs2image vs Nanddump

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Author: Charles Manning
Date:  
To: yaffs
Subject: Re: [Yaffs] MakeYaffs2image vs Nanddump
On Wednesday 22 June 2011 16:32:48 Peter Pilley wrote:
> Everyone on list.
>
> I was doing a comparison today of mkyaffs2image and nanddump and noted that
> a dump with nanddump had chunk sizes upto 4096 whereas the mkyaffs2image
> was only 2048.
>
> the dump was of the /system mount with mkyaffs2image and the /dev/mtd/mtd5
> (system) for nanddump.
>
> I am confused can anyone help out here


yaffs2 can use pretty much any chunk size you want and people regularly use
2k, 4k or other sizes (not necessarily 2^n).

mkyaffs2image is set up to generate 2k chunks. If you want to change the NAND
geometry then hack as you please.

-- Charles