Erik E. Fair fair@netbsd.org  commented;

> Last I knew, this port was serial-console only; John hadn't managed 
> to figure out where the S3 video chip lives in the machine's address 
> space.

NetBSD has two different ports for ibmnws and evbppc/explora.  These
two were near identical HW design made by NCD (now a defunct
company).  explora port has complete set of peripherals including wscons
on S3 video.  I prefer these two ports are merged into one. 

Toru Nishimura/ALKYL Technology