Fw: corrupt my NAND flash device

Thomas Gleixner tglx at linutronix.de
Sat Jul 5 11:15:14 EDT 2003


On Thursday 03 July 2003 07:44, Stephan Linke wrote:
> Hi Alex,
>
> I just had a look at this mail and one of the problems you mention just
> reminds me of me experiences a few month ago. You say that write verify on
> you NAND flash sometimes failes. I had the same on my board using YAFFS on
> a NAND. I figured out that verify failes during partial writes. The reason
> the compair routine doesn'T deal with that special situation where there is
> already some data in the page and someone writes only a few 0's leaving the
> rest at 0xFF since the manual says to do so in partial writes. 

We have canceled partial page writes some time ago. 

-- 
Thomas
________________________________________________________________________
linutronix - competence in embedded & realtime linux
http://www.linutronix.de
mail: tglx at linutronix.de




More information about the linux-mtd mailing list