[U-Boot-Users] Protect an area in RAM
Matthias Fuchs
matthias.fuchs at esd-electronics.com
Thu Aug 23 10:59:18 CEST 2007
Hi Markus,
perhaps CONFIG_PRAM (protected RAM) is what you need.
See README for details.
Matthias
On Thursday 23 August 2007 10:30, Markus Malmgren wrote:
> Hi,
>
>
>
> Many hardware manufactures provide their development platform with
> u-boot. I was wondering if there is a feature (did not find anything) in
> u-boot to protect a specific area in the RAM from being overwritten when
> u-boot boots a microcontroller? The reason for this is that we store
> debug information between restarts from our software and using u-boot
> this is destroyed.
>
>
>
> If this feature does not exist, one general solution would be to add a
> system parameter in which areas that are not to be destroyed could be
> added as a default feature of u-boot. Would this be a feature that
> others need as well? If so I will start to investigate what could be
> done.
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