problem with env in NOR

[Sascha Hauer]

On Tue, Feb 16, 2010 at 09:44:03PM +0100, Marc Kleine-Budde wrote:
> Hello,
> 
> on my PXA270 I put a splash image into the environment. The env image
> with the splash image covers more than one flash sector. (The flash
> sector size is 256 KiB.)
> 
> Loading the environment fails:
> 
> uboot:/ loadenv /dev/env0
> loading environment from /dev/env0
> read: error -262116
> 
> (This fails during boot, too.)
> 
> [frogger at hardanger:barebox (dev/pxa270)]$ grep CFI .config
> CONFIG_HAS_CFI=y
> CONFIG_DRIVER_CFI=y
> # CONFIG_DRIVER_CFI_NEW is not set
> CONFIG_DRIVER_CFI_OLD=y
> CONFIG_CFI_BUFFER_WRITE=y
> 
> Sascha it's probably the problem we discussed the other day, that the
> cfi driver doesn't handle the offset correct. I haven't looked at the
> code though.

Yes, saveenv probably saves the whole environment with one write call
whereas other writes usually don't cross sector boundaries and so the
bug never showed up

Sascha

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