U-Boot V2 is now known as
Barebox.
The previous home page is at
http://www.pengutronix.de/software/u-boot/v2/index_en.html
is the attempt to re-create U-Boot (V1) functionality on a new, clean code base. It is supposed to be much smaller (binary size) than U-Boot V1 and might replace X-Loader as 2nd stage boot loader. Some basic BeagleBoard support is already available in U-Boot V2 git
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