> When I tried booting the drive as sd2, I would try either 2:sd(2,a)/kernel
> or just sd(2,a)/kernel, and get:
> dosdev = 82, biosdrive = 2, unit = 2, maj = 4
> Invalid format!
FWIW, I get the same thing on my spam box when I don't choose
the dangerously dedicated option. A slightly different failure
mode, to be sure, but this did _not_ used to happen, either. :-(