Re: Solved: cubox-i does not boot after upgrade to bullseye

[Rainer Dorsch <ml@bokomoko.de>]

Am Mittwoch, 29. Dezember 2021, 19:33:20 CET schrieb Vagrant Cascadian:
> If you've used "saveenv" to save the u-boot environment variables, even
> if you upgrade u-boot, the environment will remain frozen in the state
> when you ran "saveenv".
> 
> I strongly discourage using "saveenv" as this makes upgrading u-boot
> more difficult as you end up with inconsistent values between the u-boot
> version you're running and the environment you've saved.  This will
> often work fine, although as you've discovered, sometimes updates to the
> environment fixes bugs.
> 
> You have to erase or overwrite the environment area on the microSD to
> get new defaults; not sure off the top of my head where exactly this is
> for the cubox-i.
> 
> If there is no saved environment, u-boot uses built-in defaults from the
> version of u-boot you're running.

Wouldn't 

=> env default -a

enforce a reset to a default environment 

https://www.vermasachin.com/posts/3-u-boot-environment-variables/

?

Thanks
Rainer

-- 
Rainer Dorsch
http://bokomoko.de/