4)

Change boot.device in OF
boot-device hd:boot.img bd=dh1 ramdebug

G5 will now automatically boot from dh1

When you use alt key bootmenu, you choice start from dh6


5)

Pendrive like boot switch
With pendrive in usb , G5 start from first Morphos.
Without pendrive , second system


Are you interested in this method?

[ Edited by Norbi 11.11.2015 - 09:13 ]