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- Newsgroups: comp.sys.amiga.misc
- Path: sparky!uunet!mcsun!sunic!ugle.unit.no!lise.unit.no!mortene
- From: mortene@Lise.Unit.NO (Morten Eriksen)
- Subject: Re: Need details on programming AGA chipset
- Message-ID: <1993Jan26.120920.10706@ugle.unit.no>
- Sender: news@ugle.unit.no (NetNews Administrator)
- Organization: Norwegian Institute of Technology
- References: <1993Jan20.144727.10156@ugle.unit.no> <43859@sdcc12.ucsd.edu> <C1A20J.CHA@news.iastate.edu> <1993Jan25.083807.14461@ultb.isc.rit.edu>
- Date: Tue, 26 Jan 93 12:09:20 GMT
- Lines: 27
-
- In article <1993Jan25.083807.14461@ultb.isc.rit.edu>, eas3714@ultb.isc.rit.edu (E.A. Story) writes:
- > In article barrett@iastate.edu (Marc N. Barrett) writes:
- > >In article cs64wag@sdcc8.ucsd.edu (Jeremy Friesner) writes:
- > >>
- > >>Come on man, surely you know the reason--if they did that,
- > >>everything would break again with every chipset upgrade,
- > >>and it would take another 8 years for the next (post AGA)
- > >>chipset!
- > >
- > > Bull. "Everything" would not break. Only the few demos and games written
- > >to the AGA registers would break. And such software would not have a very
- > >long time to accumulate if Commodore releases the next chipsets soon enough.
- >
- > Well, apparently, there are more than compatibility issues involved. On
- > csa.games, Chris Green mentioned that getting 2x or 4x bandwidth out of
- > AGA is not "easy". ie. The only way to get fast screens for most
- > hardware programmers is to use the OS. I *love* it, all these Kewl
- > D00ds talking about how fast hardware hacking is... guess what, it turns
- > out it's SLOWER if you use those reverse engineered AGA hardware refs,
- > since most of them don't mention anything about alignment restrictions
- > and enhanced fetch modes. I gotta laugh.
- >
-
- Then what happens when hackers start to disassemble to ROM-code to see how it's
- done, and bangs the hardware directly for even _more_ speed? *snigger*
-
- Morten
-