From: Scott Wood <scottwood@freescale.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] OMAP3 broken NAND hardware ECC generation
Date: Mon, 10 Nov 2008 12:33:25 -0600 [thread overview]
Message-ID: <49187E75.7020701@freescale.com> (raw)
In-Reply-To: <4917314A.50700@googlemail.com>
Dirk Behme wrote:
> I'm not sure, but it seems to me, that omap_enable_hwecc() is never
> called. An printf() in this function is not shown.
>
> Maybe call of nand_scan_tail(mtd); in omap_nand_switch_ecc() resets
> anything? Or any other idea?
You never cleared out nand->ecc.write_page (and others), so
nand_scan_tail() saw that they were non-NULL and assumed you were
overriding them, and you got the soft-ECC versions of those, but the
hard-ECC calculate method.
-Scott
prev parent reply other threads:[~2008-11-10 18:33 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-11-09 18:51 [U-Boot] OMAP3 broken NAND hardware ECC generation Dirk Behme
2008-11-10 18:33 ` Scott Wood [this message]
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