Weird flash problem with saveenv
Wolfgang Denk
wd at denx.de
Thu Aug 16 08:23:40 EST 2001
In message <3A494DE356A49A40B37442E1E0D9F3B5063420 at ptah.ad.newisys.com> you wrote:
>
> I have AM29LV640DU (128 uniform sectors 32kwords each) chips on my
> custom board. I have been able to do "saveenv" on all but one of my
> boards. I notice that the erase is not performed correctly and
Is that one of the flash chips that may power on in locked state for
some of the sectors? [Don't have the manyal with me right now.] Did
you try writing a sector unlock sequence?
Wolfgang Denk
--
Software Engineering: Embedded and Realtime Systems, Embedded Linux
Phone: (+49)-8142-4596-87 Fax: (+49)-8142-4596-88 Email: wd at denx.de
The nice thing about standards is, there are so many to choose from.
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