MESS - Multi Emulator Super System

Welcome to the official wiki for MESS (Multi Emulator Super System), the sister project of MAME. MESS is a source-available project which documents the hardware for a wide variety of (mostly vintage) computers, video game consoles, and calculators ... [More] through software emulation, as MAME does for arcade games. As a nice side effect to this documentation, MESS allows software and games for these hardware platforms to be run on modern PCs. [Less]

Compiled from many sources including Linux and NetBSD kernel source, Guide to the Macintosh Family Hardware 1st and 2nd editions, Designing Cards and Drivers for the Macintosh Family 3rd edition, Apple hardware notes, and good old fashioned reverse-engineering.

Systems And Games To Be Dumped In MooglyGuy's possession * Various SGI Indy revisions * Various SGI Indigo revisions * Various SGI Indigo 2 revisions * A revision of the SGI Onyx (R10000-based) boot ROM * Various Sun SPARCStation 5 ... [More] revisions * Various Sun SPARCStation 10 revisions * Sun Ultra 1 workstation * Sun Ultra 2 workstation * Digital DECstation workstation, unknown model * HP 9000-series 712/80 workstation * Assorted PC peripheral boards * Assorted PC… [Less]

GBA bugs in current MESS A few comments before the list of issues: I split the issues depending on the type of problem and on the possible cause. However, some games appear in more than one section if e.g. they hang but before hanging they show ... [More] garbage graphics or other problems. Moreover, some of the issues that I grouped among the CPU hangs might in fact be due to SRAM problems, or some of the gra[hics glitches might be due to CPU bugs. If this is the case, I will move the various bugs in … [Less]

This is the list of stuff I plan on working on in MESS (in no particular order). * Finish the Epson TF-20 floppy disk unit * Proper µPD7201 support (this means merging the Z80 DART, Z80 SIO, µPD7201 and Intel 8274 implementations) * Serial communications in the Epson PX-4 driver and hook the TF-20 up to it

This is the second part of several mac related tutorials. The first part can be found here (Install System 6) and here (Install Mac OS 7) is the third part. Prerequisites You will need some file prior to get into this tutorial Working ... [More] installation of Mess Minimum Recommended Version is Revision 9050 (Some revisions after the 0139u2 milestone) [Less]

This is the third and final part of several mac related tutorials. The first part can be found here (Install System 6) and here (Create Large Mac Drives) is the second part. After completting this tutorial, you should be able to upgrade to Mac OS 7.5.5 and 7.6 but notice that the Mac IIcx was not designed to sport any OS above 7.5.5.

This is the third and final part of several mac related tutorials. The first part can be found here (Install System 6) and here (Create Large Mac Drives) is the second part. After completting this tutorial, you should be able to upgrade to Mac OS 7.5.5 and 7.6 but notice that the Mac IIcx was not designed to sport any OS above 7.5.5.

This document was created as an annex to several mac related tutorials. The aim of this document is to explain specifically how to convert Mess CHD files into Mac OS / Basilisk compliant files. For users using Mac OS X 10.5 Leopard, It's something ... [More] to be reminded that output files can be natively opened and modified by the system. Unfortunately, Mac OS X 10.6 Snow Leopard removed HFS support. [Less]

This is the first part of several Mac related tutorials. The others can be found here (Create Large Mac Drives) and here (Install Mac OS 7) but you need to follow this one prior to the others. Notice that you can also follow the instructions here ... [More] which includes some instructions on how to add programs to the Hard Disk after the installation (through floppy disks). [Less]