[U-Boot] setting Ethernet address

[Benedict Hewson <benedict@hewson-venieri.com>]

On Saturday 15 Mar 2014 16:59:05 Fabio Estevam wrote:
> On Sat, Mar 15, 2014 at 4:08 AM, Benedict Hewson
> 
> <benedict@hewson-venieri.com> wrote:
> > In the fec_get_hwaddr() function I have printed out the values returned by
> > imx_get_mac_from_fuse() and they are all 0.
> > 
> > I have read in the README.imx6 file that the MAC address is stored in the
> > fuse bank. The default reset value according to the datasheet is 0, so is
> > this programmed by Freescale or the board vendor ?
> 
> Looks like the vendor did not program the MAC address in the fuses then.
> 
> Does it work if you pass 'setenv ethaddr <macaddr>'?
> 
> Regards,
> 
> Fabio Estevam

yes using setenv ethaddr and setenv ipaddr allows me to ping other computers 
and to ping the board. 
I was wondering why if I try to set ethaddr as part of 
CONFIG_EXTRA_ENV_SETTINGS it is not there when I boot the board.