Article View: comp.sys.atari.st
Article #33253Re: Making Magic Sac compatible with 128K Roms
From: Hartmut Semken
Date: Sat, 16 Jul 1988 20:40
Date: Sat, 16 Jul 1988 20:40
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1684 bytes
In article <4132@saturn.ucsc.edu> koreth@ucscb.UCSC.EDU (Froot-Loops Addict) writes: >In article <1988Jul12.201345.24692@gpu.utcs.toronto.edu> lharris@gpu.utcs.toronto.edu (Leonard Harris) writes: >>Does anyone have any info on patching magic sac to the 128K roms. >[deleted] >>Technically there should be no problem. > >I believe there is a technical problem, actually. Isn't the cartridge's >address bus only 16 bits wide? The cartridge port gives you 128 KBytes of adress space, this is not the problem. The problem is, the ROM software cannot run at the adress of the cartridge port. Magic Sac and Aladin (the german MAC-Emulator) load the ROM image into RAM, relocate and patch it (in case of Aladin) to acces the ST hardware rather than the MAC ports, floppy etc, and then run Mac software. Copying the ROMs into RAM ist what Apple Germany calls "illeagal duplication of copyrighted works"; that's why the Aladin must not be sold anymore to avoid legal action from Apple. besides: I like it very much. It seems more stable than the Sac; too good? :-) hase -- Hartmut Semken, Lupsteiner Weg 67, 1000 Berlin 37 hase@netmbx.UUCP High on a rocky promontory sat an Electric Monk on a bored horse. (D. Adams)
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Path: arc1-ca.pugleaf.net!utzoo!attcan!uunet!mcvax!unido!tub!tmpmbx!netmbx!hase From: hase@netmbx.UUCP (Hartmut Semken) Newsgroups: comp.sys.atari.st Subject: Re: Making Magic Sac compatible with 128K Roms Message-ID: <2110@netmbx.UUCP> Date: 16 Jul 88 20:40:01 GMT References: <1988Jul12.201345.24692@gpu.utcs.toronto.edu> <4132@saturn.ucsc.edu> Reply-To: hase@netmbx.UUCP (Hartmut Semken) Organization: netmbx Public Access Unix, Berlin Lines: 28