Messages in this thread | | | Date | Mon, 17 Jul 2017 14:34:24 +0200 | From | Pali Rohár <> | Subject | Re: [PATCH 2/5] mtd: block2mtd: Add support for specifying MTD write size and subpage shift |
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On Sunday 18 June 2017 12:11:40 Richard Weinberger wrote: > Pavel, > > Am 18.06.2017 um 12:06 schrieb Pavel Machek: > > 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? > > Are you my micro manager? ;-) > > As stated in my other mail, we have nandsim and there is work going on > to allow specifying arbitrary NAND sizes. > An alternative approach can be found here: > https://lkml.org/lkml/2016/5/12/296 > > Thanks, > //richard
Back to the this patch series. There are also other patches in this series. If you at least comment/review other patches if this one is "problematic"?
-- Pali Rohár pali.rohar@gmail.com
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