Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10.2 9/5/84; site anasazi.UUCP Path: utzoo!watmath!clyde!bonnie!akgua!whuxlm!harpo!decvax!ucbvax!ucdavis!lll-crg!seismo!hao!noao!terak!anasazi!john From: john@anasazi.UUCP (John Moore) Newsgroups: net.micro.amiga,net.micro.atari Subject: Re: Re: Amiga memory management query Message-ID: <290@anasazi.UUCP> Date: Thu, 12-Sep-85 12:12:26 EDT Article-I.D.: anasazi.290 Posted: Thu Sep 12 12:12:26 1985 Date-Received: Tue, 17-Sep-85 05:15:28 EDT References: <1323@eagle.UUCP> <462@enmasse.UUCP> Reply-To: john@anasazi.UUCP (John Moore) Distribution: net Organization: Anasazi, Phoenix Az. Lines: 18 Xref: watmath net.micro.amiga:148 net.micro.atari:1133 In article <462@enmasse.UUCP> mroddy@enmasse.UUCP (Mark Roddy) writes: >> Does anyone know how the Amiga does multiprogramming >> safely without a memory-management unit? The Byte article >> makes no mention of MMU hardware. > >There isn't one, so it doesn't do it safely, although the Amiga loyalists >are kind of blind about this point. I think that when you boot up a > (harvard!talcott!panda!enmasse!mroddy) I have heard (from someone looking under the hood) that the Atari 520ST has a chip labelled "MMU". Is this an MMU? Is it any good? If so, this would seem to be a significant advantage for the ST. -- John Moore (NJ7E) {decvax|ihnp4|hao}!noao!terak!anasazi!john {hao!noao|decvax|ihnp4|seismo}!terak!anasazi!john (602) 952-8205 (day or evening)