From mboxrd@z Thu Jan  1 00:00:00 1970
From: dave@horsfall.org (Dave Horsfall)
Date: Thu, 10 Dec 2015 07:41:37 +1100 (EST)
Subject: [TUHS] v6tar from v7 on v6, too large?
In-Reply-To: <20151209133027.DCD0D18C0C7@mercury.lcs.mit.edu>
References: <20151209133027.DCD0D18C0C7@mercury.lcs.mit.edu>
Message-ID: <alpine.BSF.2.11.1512100731030.41965@aneurin.horsfall.org>

On Wed, 9 Dec 2015, Noel Chiappa wrote:

> Nope. From 'SETTING UP UNIX - Sixth Edition':
> 
>   "Another difference is that in 11/45 and 11/70 systems the instruction and
>   data spaces are separated inside UNIX itself."
> 
> And if you don't believe that, check out:
> 
>   http://minnie.tuhs.org/cgi-bin/utree.pl?file=V6/usr/sys/conf/m45.s

Blimey, but that takes my 60yo+ brain cells back a bit...  I love those
PDP-11 instructions, such as "blos" and "sob" :-)

-- 
Dave Horsfall DTM (VK2KFU)  "Those who don't understand security will suffer."