On 25/03/18 00:39, Bill Gunshannon via cctalk wrote:
> On 03/24/2018 07:58 PM, Warner Losh wrote:
> On Sat, Mar 24, 2018 at 5:44 PM, Bill Gunshannon via cctalk
> <email@example.com<mailto:firstname.lastname@example.org>> wrote:
> The Unix-PC has found a new home in the hands of someone
> I am sure will enjoy and appreciate it. I would expect him to
> show up here sometime with questions as he tries to revive
> it. I tried booting it and while it booted fine from the diagnostic
> floppy and things like memory and CPU tested OK it won't boot
> off the hard disk which means either the hard disk has died
> (a possibility considering its age) or could just be bit rot. In
> any event, he got all the floppies that went with it. Who knows,
> might show up at VCF-East some day.
> At least it has MFM hard drives, which means that it can use the MFM emulator
> to have near infinite storage (sadly, only ~64MB at a time due to limitations
> in the controller, it seems).
> I wondered about that. I heard someone was working on one but I never saw it.
> Got any pointers? 70M is the limit I think. has something to do with the
> in the controller. But I seem to remember a mod to let it use two disks.
> That would
> make it 140M.
That'd be the P5.1 Mod.
> This one has 1 Meg. Amount isn't the problem, finding the expansion boards
> is. They
> were rare in its heyday and probably unobtanium today.
> As for something more modern, I always thought it would be an improvement if
> it ran
> BSD. Even with only one meg it should be able to run 2.11BSD if someone
> could do a
> port. Then you put NFS on and disk space is no longer a problem. :-)
Good luck finding an Ethernet card! I don't like the sound of NFS over
SLIP... (which you'd need a Combo Card for)... or NFS over PPP at 1200
Baud thru the internal modem...