[rescue] AT&T 3b1 Starlan software

Scott Newell newell at cei.net
Thu Feb 13 14:03:54 CST 2003


>This well-documented bus didn't do any sort of device negotiation.  If
>you plugged a device in slot 4, you -still- had to configure it.  The
>system wasn't smart enough to say "hey, you're in slot 4.  You get these
>resources".  Every system back then that didn't just have a dumb
>backplane for an interconnect could do that.  As a result, PC video

What happens if someone moves a card from one slot to another?  (I've never
messed with the Apple II, and I've always wondered how software could
figure out which interrupt lines and memory spaces to use when cards got
shuffled around.)


newell


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