[daduke]

Originally Posted by tinbilly

Can you share how you managed to (re)jailbreak your KOA? I followed the instructions at https://www.mobileread.com/forums/sh...lbreaking+Step, but could not access to uboot. Many thanks!

that's almost exactly what I did. The only difference was that instead of

bootm 0xE41000

I needed a different address (which I found by running getenv or something like that.
If you can't enter uboot check your tty settings (esp. flow contral and local echo and such)..
Good luck