[U-Boot-Users] Tricky advice needed: copy value of an environment variable into ram
wd at denx.de
Fri Mar 17 11:12:48 CET 2006
In message <441A6AA5.6000308 at esd-electronics.com> you wrote:
> I need an idea on how to copy the value of an environment variable into RAM.
All environment ariables are already stored in RAM when U-Boot is
> Let's say serial#=ABC1234, then I want to get ABC1234 into RAM at
> address 0x100000. Is this possible with some tricky u-boot commands?
Ah! you mean, you want to have the copy on a specific address :-)
I'm afraid there is no way to do this. We don;t have a comand that
takes a strin on input and stores it to a specific address, and we
don't have enough of shell tools to split and convert to hex either.
You probaly will have to to implement the "mw.s" (memory write
Software Engineering: Embedded and Realtime Systems, Embedded Linux
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
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