> I'm using a b&w G3 (Rev. 1) with OF 3.1.1.
>
> In either case, if I use the generic kernel, it hangs at trying to
> detect the root device (though the wd0 at atabus0 message comes up
> ok), and I can't enter the root device either (the screen looks as
> tough it's prompting as if I had booted with the -a flag).  There is
> no response from the keyboard.

Try unplugging and replugging the keyboard, or try using USB if you had 
been using ADB, or vice versa.

> Any ideas?  Is a custom kernel needed? (I can do a crossbuild on a
> i386 3.0 box...)

Yes, that's probably necessary. For some reason, my blue & white also 
won't automatically determine its root device, so I compiled it in.

John Klos