jffs2 q

[Erez D]

i do not have mtd, only image

thanks,
erez.

On Tue, Oct 13, 2009 at 3:41 PM, Gilad Ben-Yossef <gilad at codefidence.com>wrote:

>  Hi Erez,
>
>
>  Erez D wrote:
>
>  i am compiling a new jffs2 image for an embedded device, and i get an
> error saying my erase size is wrong.
> how do i determine what is my erase size ? (so i can compare to a jffs2
> file that works)
>
> is there a utility that can give info on jffs2 images, like what is their
> erase size ?
>
> Not that I know of, but assuming you can boot that working jffs2 image you
> can ask the Linux kernel what is the erase block size.
>
>    target$ cat /proc/mtd
>    dev:    size   erasesize  name
>    mtd0: 00020000 00010000 "bootloader"
>    mtd1: 00020000 00010000 "params"
>    mtd2: 00400000 00010000 "kernel"
>    mtd3: 00bc0000 00010000 "filesystem"
>
> Note the "erasesize" column.
>
> Hope this helps,
> Gilad
>
>
> --
> Gilad Ben-Yossef
> Chief Coffee Drinker & CTO
> Codefidence Ltd.
>
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