[U-Boot-Users] Changing ethaddr

Manuel Ramos manram at televes.com
Tue Jul 31 15:15:54 CEST 2007


You need to erase the sector in the flash who have the enviroment.

Normally, it is sector 13:

protect off 10060000  1006FFFF
erase 10060000 1006FFFF

Then, you can to burn again the MAC and the rest of parameters

setenv ethaddr XX:XX:XX:XX:XX:XX

Best Regards
Manuel Ramos

El mar, 31-07-2007 a las 13:40, Javier Gracia escribió:
> Hello, I am working with the Atmel board AT91RM9200-EK and I would
> like to change the MAC address from U-boot. If I do: setenv ethaddr
> (new_mac), I obtain: Can't overwrite "ethaddr". I am using a version
> of U-boot from Atmel (u-boot-1.1.5_atmel_1.2). How can I change this
> hw address?
> Thanks,
> Javier
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