You are looking at an old revision of the page Build. This revision was created by Nikolaus Schaller.
Table of Content
How to build U-Boot from Source
Details
Get sources by:
git clone git://git.goldelico.com/gta04-uboot.git
cd gta04-uboot
Build:
export ARCH=arm
make config_omap3_beaglehyb
make
The result will be the file boot/u-boot.bin. Copy this file to the FAT partition of your SD card.