[SerialICE] Porting to new boards

[Myles Watson]

> >>> Tyan s2895 - No output.
> >>>
> >>>
> >> what is the superio on your s2895?
> >>
> >>
> > smsc lpc47b397.  I copied the initialization code from Coreboot.
> >
> You might also need to set up certain parts of the southbridge (worst
> case HT enumeration?)

I'll look again.  I thought I'd be safe if I copied the early initialization
up to console init.  I'd figured that the romstrap was wrong, but even after
changing it to match Coreboot I'm not getting anything.

Thanks,
Myles