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From: jdb@mordor.UUCP (John Bruner)
Newsgroups: net.unix-wizards
Subject: Re: Need help in accessing physical address in Unix
Message-ID: <4673@mordor.UUCP>
Date: Mon, 9-Dec-85 22:04:38 EST
Article-I.D.: mordor.4673
Posted: Mon Dec  9 22:04:38 1985
Date-Received: Tue, 10-Dec-85 07:27:02 EST
References: <270@moncskermit.oz> <177@daab.UUCP> <612@unisoft.UUCP>
Reply-To: jdb@mordor.UUCP (John Bruner)
Organization: S-1 Project, LLNL
Lines: 13

In article <612@unisoft.UUCP> paul@unisoft.UUCP (n) writes:
>	Someone suggested the PHYS(2) system call for accessing physical
>						+
>addresses from user processes. This is a Uniplus   'feature', not a System
>V 'feature'.

Although the semantics may have been different, wasn't phys() a
V7 "feature"?  I remember writing a reboot program for the PDP-11
that used this system call.
-- 
  John Bruner (S-1 Project, Lawrence Livermore National Laboratory)
  MILNET: jdb@mordor [jdb@s1-c.ARPA]	(415) 422-0758
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