[rescue] SGI Challenge Memory

r.stricklin bear at typewritten.org
Sun Jan 11 07:21:11 CST 2004

On Jan 11, 2004, at 12:24 AM, Sheldon T. Hall wrote:

> So ... why all those pages talking about using 4 MC3 boards to get 
> 8-way
> interleaving?  Are they actually talking about the Challenge XL?


> Fortunately, that nice 100baseT board you brought me recently has the
> "other" connectors, so it goes in one of the "other" slots, right?

Yes, it's a VME board. The VCAM on the IO4 is responsible for 
interfacing the high speed memory/cpu bus with the VME bus. There are, 
I think, seven VME slots on the backplane, which the VCAM on the 
primary IO4 board is responsible for interfacing with.


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