From: Thomas Gleixner <tglx@linutronix.de>
To: Alex Samoutin <samoutin@hotbox.ru>, linux-mtd@lists.infradead.org
Subject: Re: NAND subsector writing problem
Date: Fri, 31 Jan 2003 08:10:31 +0100 [thread overview]
Message-ID: <200301310810.31301.tglx@linutronix.de> (raw)
In-Reply-To: <004701c2c8ce$107caea0$1a00a8c0@itc.intrinsyc.com>
On Friday 31 January 2003 03:11, Alex Samoutin wrote:
> don't know much about sub-page writing. I've only took latest MTD snapshot
> and wrote hardware level driver for NAND chip on IBM 405ep board. And then
> started "nandtest" program from the same snapshot. So, if "mixing ECC and
> sub-page writes is invalid" then something wrong in "nand.c" or "nandtest.o"
nandtest is not a valid testprogram for NAND. It should be removed from CVS.
> And furthermore - that was not ECC error, it was error during verify read
> after write (read and write buffer not match).
> Also I have troubles with JFFS2 :(. nand_write_page failed after verify
> ( If CONFIG_MTD_NAND_VERIFY_WRITE not defined - I have no error message)
Can you turn NAND debugging on and send me the debug output ?
--
Thomas
________________________________________________________________________
linutronix - competence in embedded & realtime linux
http://www.linutronix.de
mail: tglx@linutronix.de
next prev parent reply other threads:[~2003-01-31 6:41 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-01-30 1:10 NAND subsector writing problem Alex Samoutin
2003-01-30 8:23 ` David Woodhouse
2003-01-30 20:57 ` Charles Manning
2003-01-31 2:11 ` Alex Samoutin
2003-01-31 4:01 ` Charles Manning
2003-01-31 7:10 ` Thomas Gleixner [this message]
2003-02-01 2:10 ` Alex Samoutin
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