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From: Detlev Zundel <dzu@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] Booting from NAND on MX51
Date: Tue, 16 Feb 2010 17:03:34 +0100	[thread overview]
Message-ID: <m2r5olf9rd.fsf@ohwell.denx.de> (raw)
In-Reply-To: <4b73d43f1002151349t6ac45b05g30f98e7b7cbc0a8a@mail.gmail.com> (John Rigby's message of "Mon, 15 Feb 2010 14:49:54 -0700")

Hi,

> I would not be surprised to see JFFS2 problems with most i.MX
> platforms.  The nand ecc includes the spare area so you can not write
> a JFFS2 free marker to spare and then later write to the main area.
> There are patches for JFFS2 in the kernel for this.  I don't know
> about u-boot.

Also as a general remark, JFFS2 on larger devices _is_ really slow.
Because of this _and_ the handling on blocks going bad on reads, we
therefore suggest to our customers to use UBI + UBIFS on NAND.

Best wishes
  Detlev

-- 
Man gelangt nicht dazu, gluecklich zu sein, aber man macht Feststellungen
ueber die Gruende, die uns daran hindern es zu sein.
                                                -- Marcel Proust
--
DENX Software Engineering GmbH,      MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich,  Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-40 Fax: (+49)-8142-66989-80 Email: dzu at denx.de

      reply	other threads:[~2010-02-16 16:03 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-02-10 11:08 [U-Boot] Booting from NAND on MX51 Andreas Orfanos
2010-02-10 11:43 ` Stefano Babic
2010-02-10 12:23   ` Andreas Orfanos
2010-02-10 13:54     ` Eric Bénard
2010-02-10 14:55       ` Andreas Orfanos
2010-02-10 15:16         ` Eric Bénard
2010-02-11 10:25           ` Andreas Orfanos
2010-02-11 11:45             ` Detlev Zundel
2010-02-11 12:20               ` Stefano Babic
2010-02-15 18:15             ` Andreas Orfanos
2010-02-15 21:49               ` John Rigby
2010-02-16 16:03                 ` Detlev Zundel [this message]

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