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From: archetyp@uxh.cso.uiuc.edu (Joseph R Pickert)
Newsgroups: comp.os.minix
Subject: Re: MINIX for the Macintosh
Message-ID: <1989Nov20.232258.23696@ux1.cso.uiuc.edu>
Date: 20 Nov 89 23:22:58 GMT
References: <2326@draken.nada.kth.se> <1902@eric.mpr.ca>
Sender: news@ux1.cso.uiuc.edu (News)
Reply-To: archetyp@uxh.cso.uiuc.edu.UUCP (Joseph R Pickert)
Organization: University of Illinois at Urbana-Champaign
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> I suppose MacMinix will interface to the user via the classic tty stream
> only. If that's the case, it might even be possible to hook up a cheap
> terminal to the Mac's serial port and run Minix off that, while the
> graphics screen is dedicated to "normal" Mac applications.

Yes, but you can also make Macintosh OS calls from within MINIX
applications. I have done this, but you have to be fairly careful.
Since the roms are non-reentrant, MINIX can't switch away from
the application until the call completes.  Maybe Apple will fix
this some day.