From: Ivan Djelic <ivan.djelic@parrot.com>
To: jean-philippe francois <jp.francois@cynove.com>
Cc: "linux-mtd@lists.infradead.org" <linux-mtd@lists.infradead.org>
Subject: Re: U-boot bch4_sw vs omap bch4_hw
Date: Sat, 8 Dec 2012 09:29:35 +0100 [thread overview]
Message-ID: <20121208082935.GA17392@parrot.com> (raw)
In-Reply-To: <CAGGh5h23djGTUynnoVUaGAQCuWVCDAW=PLQsvnyBVKGDfwERAQ@mail.gmail.com>
On Fri, Dec 07, 2012 at 03:26:06PM +0000, jean-philippe francois wrote:
> Hi Ivan,
>
> I have applied your patches for hardware bch ecc support on
> OMAP. On the linux side, everything is fine. However I have some trouble
> when it comes to u-boot and kernel interoperability.
>
> A nand page written with bch4_sw ecc by U-boot fails the ecc step when
> read by the kernel. Looking at a nanddump, OOB placement and size of
> the ecc data are the same.
>
> Do you know of any patch for u-boot that would make the bch4_sw ecc
> identical to the kernel one ?
Hi Jean-Philippe,
If you point me to a git repo with the exact u-boot version you are using,
I can probably provide a patch (or at least understand the problem).
BR,
--
Ivan
next prev parent reply other threads:[~2012-12-08 8:29 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-12-07 15:26 U-boot bch4_sw vs omap bch4_hw jean-philippe francois
2012-12-08 8:29 ` Ivan Djelic [this message]
2012-12-10 9:41 ` jean-philippe francois
2012-12-10 10:35 ` Andreas Bießmann
2012-12-10 11:11 ` Andreas Bießmann
2012-12-13 14:35 ` Ivan Djelic
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