[U-Boot] [PATCH v2 1/1] omap4: allow the use of a plain text env file instead boot scripts

[Nishanth Menon]

On Mon, Jan 7, 2013 at 7:51 AM, Javier Martinez Canillas
<javier at dowhile0.org> wrote:
> For production systems it is better to use script images since
> they are protected by checksums and carry valuable information like
> name and timestamp. Also, you can't validate the content passed to
> env import.
>
> But for development, it is easier to use the env import command and
> plain text files instead of script-images.
>
> Since both OMAP4 supported boards (Panda and TI SDP4430) are used
> primarily for development, this patch allows U-Boot to load env var
> from a text file in case that an boot.scr script-image is not present.
>
> The variable uenvcmd (if existent) will be executed (using run) after
> uEnv.txt was loaded. If uenvcmd doesn't exist the default boot sequence
> will be started.
>
> Signed-off-by: Javier Martinez Canillas <javier.martinez at collabora.co.uk>
Acked-by: Nishanth Menon <nm at ti.com>

Tested on PandaBoard ES.
Regards,
Nishanth Menon