[U-Boot-Users] Excluding Env Variable section from the u-boot.bin

[Tore Martin Hagen <thagen@slb.com>]

Albert David wrote:

>
>when i update my u-boot in the field (for some unavoidable reason),
>the update_uboot script erases all the u-boot flash sectors and over
>writes the new u-boot.bin - 
>
Hi, I think you should change your update_uboot script so that it only 
erases the sector with the bin. Are you updating u-boot from u-boot or 
from Linux (or some other OS)?

>what if somethings goes wrong with the
>communication or power while copying u-boot.bin to flash?? i may loose
>important settings of my product in the field! u-boot.bin  can always
>be updated using the BDI tool! But i cannot recover the environment
>variables.
>  
>
In this case you would need to read the environment variables first and 
keep them backed up during the u-boot update.

/Tore Martin Hagen