> But sun4_60 just gives me a black screen, and sun4_20 does get to the 'firmware boot > prompt' (not sure what the formal terminology is), but to begin with states that the > IDPROM checksum/contents are invalid, and when I enter 'b cdrom' in an attempt to > boot from the installation cd complains that the SCSI device is not responding. > > I suspect I need to specify some additional devices on the MAME commandline to make > this work ?
It's been long enough that I don't quite remember how, either. I'll write up an installation guide and get back to you.