Subject: Re: VAX R4000
To: None <port-vax@NetBSD.ORG>
From: Yubyub Bird <yubyub@j51.com>
List: port-vax
Date: 04/02/1998 13:18:27
> I don't know what the "R" means, but since it runs VMS, I assume that this is a
> VAX 4000 model 200. It is a Q-bus MicroVAX-type system, just like MicroVAX II
> or MicroVAX 3/3+, except that its CPU is KA660, rather than KA630 or KA650/655.
> KA660 is based on the SOC chip and rated at 5 VUPs. It has on-board Ethernet
> and DSSI interfaces, just like KA640. One nice thing about it is that it uses
> MS650 memory, so if you are upgrading from KA650/655/640, you can keep all your
> memory modules. However, it is NOT compatible with KA650 from the software
> viewpoint. NetBSD, Ultrix, and 4.3BSD-Reno all run fine on KA650, but neither
> will even boot on it.
> 
> > To cut to the
> > chase, does NetBSD/Vax support the CPU/arch on an R4000?
> 
> No, KA660 is not supported.

Exactly what I was looking for.  Thanks very much.

-yubyub@j51.com
"I had to laugh like hell." - Vonnegut