From mboxrd@z Thu Jan  1 00:00:00 1970
From: Philippe De Muyter <phdm@macqel.be>
Date: Sun, 21 Feb 2010 01:47:33 +0100
Subject: [U-Boot] what's the uboot way to pass eth*addr to linux ?
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Hi Maxim,

On Sat, Feb 20, 2010 at 05:49:53PM +0300, Maxim Podbereznyi wrote:
> 
> The code for MontaVista with kernel 2.4:
> 
> static int nicGetMacAddress(u8* macaddr)
> {
[...]
>       endptr = fw_getenv(sf, "ethaddr");
[...]
> }
> 
> Hope you can easily adapt it to your kernel!

So the library fucntion to retrieve the value of a u-boot environment
variable is 'fw_getenv'.  I do not have that function in my linux sources.

Philippe