Update firmware with a custom image

[lionel at olpc-france.org]

Hi Daniel,

>Yes, check the packages.txt output file from olpc-os-builder, look for the
bootfw or olpc-firmware-q* package version. That firmware is included in the
image 
> and laptops will auto-upgrade on first boot.

Ok, I've seen it.
Good idea to embed it.

> It's possible, but it might be a little tricky since you would have to put
appropriate code in your olpc.fth boot script on the USB disk. For
simplicity I would stick 
> with the OS-embedded firmware upgrade unless that is going to be
problematic.

Thanks.

	Lionel.