[rescue] howto make multiple main boards work on a Sun Sparc 670/MP

[Kevin Loch]

Dave McGuire wrote:
> 
>   You need to be running relatively new boot ROMs, though I don't
> recall which version in particular...if you do a "printenv" at the
> "ok" prompt and you see an option called "vme-loopback?" then you ROMs
> are new enough.  Set that option to "yes"...multiple boards can now
> coexist in the same backplane.  I've seen this done with up to four or
> five 4/600 boards in a 690 chassis.
> 
>   UMD, eh?  I'm up Route 1 from you in Laurel.
> 
>            -Dave McGuire
> 

Ooh, I did not know that.  BTW, my 670 chassis came from UMD according
to the inventory tags.