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[35.134.121.0]) by smtp.gmail.com with ESMTPSA id cz42-20020a05687064aa00b000d6c97027b7sm4173847oab.30.2022.02.27.21.48.05 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 27 Feb 2022 21:48:05 -0800 (PST) Content-Type: multipart/alternative; boundary="------------XJk0a7J5mvmykoMlY9vLGLV7" Message-ID: <4e3c05d2-2496-b917-f1f4-1c6cba9ef58a@gmail.com> Date: Sun, 27 Feb 2022 23:48:04 -0600 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:91.0) Gecko/20100101 Thunderbird/91.6.1 Content-Language: en-US To: TUHS main list From: Will Senn Subject: [TUHS] Memory on Lion's v6 X-BeenThere: tuhs@minnie.tuhs.org X-Mailman-Version: 2.1.26 Precedence: list List-Id: The Unix Heritage Society mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: tuhs-bounces@minnie.tuhs.org Sender: "TUHS" This is a multi-part message in MIME format. --------------XJk0a7J5mvmykoMlY9vLGLV7 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Does anybody know how much memory was configured on the PDP-11 that Lion's used for the commentary system. Here's what the book says about the system: ; from lions, page 1 ; The code selection presumes a "model" system consisting of: ; PDP11/40 processor; ; RK05 disk drives; ; LP11 line printer; ; PC11 paper tape reader/punch; ; KL11 terminal interface. I usually add the mag tape, too ; TM10 magnetic tape - not in lions, but super handy It seems like he must have had an MMU and 128k memory, but I don't know. I'm hoping y'all remember, know, or can otherwise divine the correct value. I've run with no MMU - crash on boot. I've also run with less memory, but then cc won't build mkconf, when I have the TM10 enabled kernel loaded. As a reminder, his book was published in 1977. Thanks, Will --------------XJk0a7J5mvmykoMlY9vLGLV7 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: 7bit Does anybody know how much memory was configured on the PDP-11 that Lion's used for the commentary system. Here's what the book says about the system:

; from lions, page 1
; The code selection presumes a "model" system consisting of:
; PDP11/40 processor;
; RK05 disk drives;
; LP11 line printer;
; PC11 paper tape reader/punch;
; KL11 terminal interface.

I usually add the mag tape, too
; TM10 magnetic tape - not in lions, but super handy

It seems like he must have had an MMU and 128k memory, but I don't know. I'm hoping y'all remember, know, or can otherwise divine the correct value. I've run with no MMU - crash on boot. I've also run with less memory, but then cc won't build mkconf, when I have the TM10 enabled kernel loaded. As a reminder, his book was published in 1977.

Thanks,

Will
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