[Dev] How to build and support GRUB for Beaglebone Black?

Andrei Borzenkov arvidjaar at gmail.com
Fri Oct 9 03:16:16 GMT 2015

09.10.2015 04:02, coadde пишет:
> Andrei Borzenkov:
>> 08.10.2015 04:11, coadde пишет:
>>> Is there a wiki or way to adapt U-Boot to boot up BeagleBone from GRUB?
>> I'm not sure I understand it correctly. Normally it is expected that
>> hardware directly launches U-Boot that loads and starts GRUB which then
>> loads and starts kernel (or whatever). Do you really want to start
>> U-Boot from within GRUB?
> Yup, similar like says in Linaro wiki [0]. In this case, it explains how
> to running GRUB on U-Boot on Versatile Express. In my case, i would
> begin to start U-Boot from within GRUB for BeagleBone board.

How do you start GRUB in the first place? On U-Boot platforms GRUB 
cannot be run without U-Boot at all (it relies on U-Boot API for 
disk/net IO), so the simplest way to get back to U-Boot is to exit GRUB :)

Otherwise please explain in more details how you build and start GRUB on 
this platform.

> [0]:https://wiki.linaro.org/LEG/Engineering/Kernel/GRUBonUBOOT
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