Re: [PATCH 2/5] mtd: block2mtd: Add support for specifying MTD write size and subpage shift

Pavel Machek
2017-06-18T10:06:29Z

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Hi!

> >>>> Am 02.06.2017 um 17:43 schrieb Pali Rohár:
> >>>>> It is needed for creating emulated devices suitable for using in UBI layer
> >>>>> and with UBIFS.
> >>>>
> >>>> Why?
> >>>
> >>> ubifs depends on write size of nand. And without those parameters as
> >>> specified in cover letter I'm unable to mount N900 rootfs image exported
> >>> via block2mtd. ubifs reject such image.
> >>
> >> Hmm, so you render block2mtd into a semi-NAND chip? :)
> >
> > Probably you can call it like that. But it is still MTD device...
>
> This is what I meant in my other mail.
> You add NAND specific properties but still denote it as MTD_RAM/ROM.
> I'm not sure whether this is a good idea.

Can you suggest any other way for Pali to mount rootfs image on his
PC?

Pavel
--
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