[U-Boot] Question about Automatic Updates

[Wolfgang Denk]

Dear TigerLiu at viatech.com.cn,

In message <FE7ADED5C2218B4786C09CD97DC4C49F812619 at exchbj02.viatech.com.bj> you wrote:
>
> I found an Automatic Updates digest in this web page:
> http://www.denx.de/wiki/view/U-Bootdoc/AutomaticUpdates
> 
> So, my question is:
> 1. Can uboot support this feature now?

This has been implemented (actually in a number of veriants) for
several boards in U-Boot.

>    I could not find key word "firmware.img" etc in u-boot source code
> package.

Most of this is usually done as shell scripts run by U-Boot. These
scripts are usually proprietary code ant not part of the U-Boot
distribution.

Mainline U-Boot contains all the needed features, and implementing
such an update mechanism is relatively straightforward.

Best regards,

Wolfgang Denk

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