Well, I guess I haven’t scoured everything yet!
Found some possible answers on the last two pages of this forum.
I’ll try them out and relay my results.
Edit:
Got it to work! Apparently I didn’t read the wiibrew page thoroughly enough.
But anyway, the thread that helped the most was this one: http://www.wiimc.org/forum/viewtopic.php?f=4&t=93
I followed tj_cool’s procedure.