[U-Boot] [PATCH] omap5: Allow use of a plain text env file

[Tom Rini]

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On 03/22/2013 06:43 PM, Nishanth Menon 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 OMAP5evm/uevm boards are used primarily for
> development, we allow 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.
> 
> Inspired by commit: d70f54808dfa83b574e1239c3eccbcf3317343e1 
> (omap4: allow the use of a plain text env file instead boot
> scripts)
> 
> Signed-off-by: Nishanth Menon <nm at ti.com>

OK, Sricharan is also working on something like this, with a few other
changes as well (Use zImage, load fdt).  I suspect we'll be taking
that in.

- -- 
Tom
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