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- Xref: sparky comp.os.coherent:3341 comp.os.minix:3791
- Newsgroups: comp.os.coherent,comp.os.minix
- Path: sparky!uunet!mcsun!fuug!funic!nntp.hut.fi!nntp.hut.fi!Petri.Virkkula
- From: Petri.Virkkula@hut.fi (Petri Virkkula)
- Subject: Re: OS compare (Unix/clone)
- In-Reply-To: kwfriber@mtu.edu's message of Tue, 28 Jul 1992 15:48:17 GMT
- Message-ID: <PETRI.VIRKKULA.92Jul29191611@vipunen.hut.fi>
- Sender: usenet@nntp.hut.fi (Usenet pseudouser id)
- Nntp-Posting-Host: vipunen.hut.fi
- Organization: Helsinki University of Technology, Finland
- References: <1992Jul24.001255.13675@csx.cciw.ca> <michaelv.711988050@help.cc.iastate.edu>
- <PETRI.VIRKKULA.92Jul27231025@vipunen.hut.fi>
- <1992Jul28.154817.5839@mtu.edu>
- Date: 29 Jul 92 19:16:11
- Lines: 25
-
- On Tue, 28 Jul 1992 15:48:17 GMT, kwfriber@mtu.edu (Kenberg Frieth) said:
-
- Ken> In article <PETRI.VIRKKULA.92Jul27231025@vipunen.hut.fi> Petri.Virkkula@hut.fi (Petri Virkkula) writes:
-
- Ken> The 286 has does not have flat addressing. It is still segmented. Also,
- Ken> it does not support virtual memory directly (although, one could probably
- Ken> do it in software). The 286 does have some memory protection, and does
- Ken> have protection levels for some instructions.
-
- Ken> Ken Friberg
-
-
- Haven't I understood something correctly? Isn't it possible to
- swap segments to disk using Valid and Accessed flags in
- segment descriptors?
-
- Petri
-
- --
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- Petri Virkkula | email : Petri.Virkkula@hut.fi
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