I don’t have any experience with it, but NetBSD still supports these machines (although the 660LX isn’t listed in the support table, not sure why) http://wiki.

I don’t have any experience with it, but NetBSD still supports these machines (although the 660LX isn’t listed in the support table, not sure why) http://wiki.netbsd.org/ports/hpcsh/ http://wiki.netbsd.org/ports/hpcsh/