[U-Boot] Linking script image into u-boot

Ben Gardiner bengardiner at nanometrics.ca
Fri Jun 4 16:58:30 CEST 2010


On Fri, Jun 4, 2010 at 10:32 AM, Mark Fanara <mark.fanara at gmail.com> wrote:
> Is it possible to create a script, convert it to an image, and then
> link that image into u-boot? The goal of which would be to have a
> script that could be executed without having to download it. I have
> searched the manual and the mailing list and the source code, but
> don't see an obvious way to do this.
>
> As an alternative, I could convert the bytes in the image file to an
> initialized char array in a .c file. That .c file could then be
> compiled and linked with u-boot.  I assume that at runtime I could use
> the source command with the address of the char array as an argument
> to run the script.
>
> Suggestions?

If you're willing to change the build by introducing a new C file
maybe using the CONFIG_EXTRA_ENV_SETTINGS define in your *_config.h
works for you? Does it have to be a script that isn't in an
environment variable?

-- 
Ben Gardiner
Nanometrics Inc.
+1 (613) 592-6776 x239
http://www.nanometrics.ca


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