Huge thanks, again...
WARNING: Currently being tested. May not work out-of-the-box.

Huge thanks to @NiLuJe for this ...

Handle Kobo Clara HD

The script from where this program is launched takes care of the rest (e.g., https://github.com/Kobo-InkBox/kernel/blob/master/initrd/common/rcS-root).

At last, you will say...