If you know how to use dd , AND NOT SCREW-UP, is it not simpler to blank (dev/zero)
the uboot area on emmc? If uboot is not there, then it can't be loaded
DO make a backup of MBR and first 16M so you can restore as needed
----
It is a bit tedious to type (in uboot terminal) boot_targets=mmc1 or whatever
every time you want to change defaults
the uboot area on emmc? If uboot is not there, then it can't be loaded
DO make a backup of MBR and first 16M so you can restore as needed
----
It is a bit tedious to type (in uboot terminal) boot_targets=mmc1 or whatever
every time you want to change defaults