linux-kernel - Re: [PATCH v2 07/16] mtd/docg3: add OOB layout to mtdinfo

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Message-ID: <4EBECB89.2020102@newsguy.com>
Date:	Sat, 12 Nov 2011 11:39:53 -0800
From:	Mike Dunn <mikedunn@...sguy.com>
To:	Robert Jarzmik <robert.jarzmik@...e.fr>
CC:	dwmw2@...radead.org, dedekind1@...il.com,
	linux-mtd@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 07/16] mtd/docg3: add OOB layout to mtdinfo

On 11/10/2011 12:05 AM, Robert Jarzmik wrote:
> +static struct nand_ecclayout docg3_oobinfo = {
> +	.eccbytes = 8,
> +	.eccpos = {7, 8, 9, 10, 11, 12, 13, 14},
> +	.oobfree = {{0, 7}, {15, 1} },
> +	.oobavail = 8,
> +};
> +

Just FYI, per Ivan's suggestion, I changed this to use the last oob byte as a
"page programmed" flag for the purpose of detecting bit flips when reading a
blank page.  Maybe something to keep in mind.  You can have a look at the latest
G4 driver patch to see exactly how I use it.

Mike

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