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Re: How to protect 65816's 16MB Memory?
- Subject: Re: How to protect 65816's 16MB Memory?
- From: "RedskullDC" <RDC@oz.org>
- Date: Thu, 10 Feb 2005 08:34:07 GMT
- Newsgroups: comp.sys.apple2
- Organization: BigPond Internet Services
- References: <MPxOd.46134$iC4.31797@newssvr30.news.prodigy.com> <IIyOd.5718$ds.4739@okepread07> <Z7zOd.3418$aW6.2134@newssvr22.news.prodigy.net> <oAzOd.46151$iC4.40046@newssvr30.news.prodigy.com>
- Xref: g2news1.google.com comp.sys.apple2:8311
Hi Bryan,
"Bryan Parkoff" <nospam@nospam.com> wrote in message
news:oAzOd.46151$iC4.40046@newssvr30.news.prodigy.com...
> Okay, you intend to implement protected mode to the 65816 however 65816
> does not have instructions to enable or disable protected mode.
> Do you know that GS/OS can run two applications or more at the same
> time? It borrowed idea from Macintosh Finder. I can't remember the name,
> but it looks like multi-application switch turned on. Someone developed
> this software to GS/OS, but I can't remember the name.
Why not just check out:
http://www.gideonz.dds.nl/index.html
http://groups.yahoo.com/group/65GZ032/
http://commodore-gg.hobby.nl/processor32.htm
Some clever folks have created a 32-bit 6502
compatible, with built-in MMU.
Cheers,
Red