Path: utzoo!utgpu!news-server.csri.toronto.edu!rutgers!usc!zaphod.mps.ohio-state.edu!think.com!mintaka!spdcc!dyer
From: dyer@spdcc.COM (Steve Dyer)
Newsgroups: comp.unix.aux
Subject: Re: Using Apple Display Card GC & 8*24GC INIT
Message-ID: <5005@spdcc.SPDCC.COM>
Date: 25 Nov 90 18:52:42 GMT
References: <1990Nov25.084331.26643@agate.berkeley.edu>
Reply-To: dyer@ursa-major.spdcc.com (Steve Dyer)
Organization: S.P. Dyer Computer Consulting, Cambridge MA
Lines: 13

In article <1990Nov25.084331.26643@agate.berkeley.edu> ehrlich@bernini.ced.berkeley.edu (Charles Ehrlich) writes:
>I'm hoping this GC card is going to accelerate A/UX based MacX.
>Please clue me in if I am totally in left field.

It won't.  No accelerator cards work under the current version of A/UX
because they necessarily deal with physical addresses and screen memory
is accessed at a virtual address different from the the physical address.
I hear this may be addressed in future versions of A/UX.

-- 
Steve Dyer
dyer@ursa-major.spdcc.com aka {ima,harvard,rayssd,linus,m2c}!spdcc!dyer
dyer@arktouros.mit.edu, dyer@hstbme.mit.edu