From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=5.0 tests=DKIM_INVALID,DKIM_SIGNED, HTML_FONT_LOW_CONTRAST,HTML_MESSAGE,MAILING_LIST_MULTI, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.4 Received: (qmail 3743 invoked from network); 3 Aug 2023 21:45:13 -0000 Received: from minnie.tuhs.org (2600:3c01:e000:146::1) by inbox.vuxu.org with ESMTPUTF8; 3 Aug 2023 21:45:13 -0000 Received: from minnie.tuhs.org (localhost [IPv6:::1]) by minnie.tuhs.org (Postfix) with ESMTP id AB0AB4169D; Fri, 4 Aug 2023 07:45:08 +1000 (AEST) Received: from mail-ua1-x930.google.com (mail-ua1-x930.google.com [IPv6:2607:f8b0:4864:20::930]) by minnie.tuhs.org (Postfix) with ESMTPS id 1FEEC4169C for ; Fri, 4 Aug 2023 07:45:02 +1000 (AEST) Received: by mail-ua1-x930.google.com with SMTP id a1e0cc1a2514c-79414715edeso481460241.0 for ; Thu, 03 Aug 2023 14:45:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ccc.com; s=google; t=1691099101; x=1691703901; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=t5yaPKBAqA6pU8E4uERxVYc1RYqfrol19bO0Om+DQw0=; b=UWRX6EzgG7ZZ4PAGPcfQ/e1kGL/7AYbdG2GlcUBtgZwlIFpDpwaDhTWUdE/vfMsPVF +0ugtMs4VILaq7G6TDLPMexNOgrKjhDQ/T7XROJIynvq6zSEf/ity/2wqwIIsi/gqD5S oCQH0gZ0MF2PFRAKqILFuv1rzKs3wqnFrhKL4= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1691099101; x=1691703901; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=t5yaPKBAqA6pU8E4uERxVYc1RYqfrol19bO0Om+DQw0=; b=gYjet5tEK0HQVgBJgW6rSl3NgWrq/oREC4bzO02Yyj9Kmbk4bLWKxnl85ealAQ/FpH QGAsKpZpEcEtEEr8BxU8pwItrQ5X7SQse1YzweOo4d4sX9oQX428BuXUX9kpaqIobtlH +9pSs+xzVRSoSsi0ecqZpUiVAtrN6a9ATgL2gZn+lRD3BsEbRD66ycRuWoF6MS3Nrbj8 1JSX8gFBSYz/4Bx5Xl1trOXyy/0QjodqHMkmsaD1B3DkozvPzkUwMI7v1hI1YP1+/ZnY 4X+tmGaAxbpVQYcZBu4L8umwuSUDhjIDLT0RAiMHqDFzx/ZuCWOSa+Z/rpw6uscWa6+w j1qQ== X-Gm-Message-State: AOJu0YxWQVx0ZnREgKst1OthfLgONKGjpFCV9ZralOioYoyn52eYX+Av Y6woACsLvH/9bcTanD14by3MLOHssbmh48e05KZXYQ== X-Google-Smtp-Source: AGHT+IERHbh6xSTIQ7ntrDUJL/GK4kB33ZuUDC44KHfGwN1ToW7ZstMaYzmO+8LKv9ZXSxhutlLgRwVFVOhNCT8L/Rg= X-Received: by 2002:a67:d081:0:b0:443:516b:782 with SMTP id s1-20020a67d081000000b00443516b0782mr12445vsi.33.1691099100738; Thu, 03 Aug 2023 14:45:00 -0700 (PDT) MIME-Version: 1.0 References: <8246.1690761540@cesium.clock.org> <29602.1690887524@cesium.clock.org> <20230803005106.GA12652@mcvoy.com> <202308031657.373GvVvW008640@ultimate.com> In-Reply-To: From: Clem Cole Date: Thu, 3 Aug 2023 17:44:24 -0400 Message-ID: To: Will Senn Content-Type: multipart/alternative; boundary="0000000000002e0d6106020bb1d4" Message-ID-Hash: YF3CNCONBSR4AIOQLMCT5BTW5JLD6WGM X-Message-ID-Hash: YF3CNCONBSR4AIOQLMCT5BTW5JLD6WGM X-MailFrom: clemc@ccc.com X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header CC: tuhs@tuhs.org X-Mailman-Version: 3.3.6b1 Precedence: list Subject: [TUHS] Re: Split addressing (I/D) space (inspired by the death of the python... thread) List-Id: The Unix Heritage Society mailing list Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: --0000000000002e0d6106020bb1d4 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Will its a C Compiler switch (-i) and create 411 files instead of 407. I like to refer to it as the 17th address bit. I was first brought out with the 11/45 (which was SSI/MSI TTL), and the biggest differences between it and the 11/40. They were both early 1970s and both of these processors were multiple boards. By 1976, the 780 has started and that sucked off most of the HW folks. A new hire in 1976, Jeff Mitchell supposedly had a bet with Bill Strecker that he could implement an 11 on a single"hex high" CPU board if he got rid of the lights and switches. He ran out of room to implement seperate I/D, so it became an 11/40 class [and it has an 8008-1 that runs the front panel]. The 11/70 came out between the 11/45 and the 34 and had a number of the STAR folks on it it original but it was also multiple boards. It was not until 11/44 that DEC was able to make a hex height implementation of the 11 that managed to cram a full 11/70 into that system. The later J-11 chip set took things beyond the 11/70. If you look at the conf directory in the sys sources for V6, you see m40.s and m45.s - but if you look at the link line of sys/run the 45 does not have -i; but if you look in sys/sys1.c you'll see the in the routine getxfile the support for 0407/0411/0405/0410 files for user mode. If you look at the conf directory in the sys sources for V7, you see mch.s and m45.s its common and the makefile adds -i =E1=90=A7 On Thu, Aug 3, 2023 at 4:35=E2=80=AFPM Will Senn wrot= e: > Does unix (v7) know about the PDP-11 45's split I/D space through > configuration or is it convention and programmer's responsibility to > know and manage what's actually available? > > Will > > On 8/3/23 12:00, Rich Salz wrote: > > What, we all need something to kick now that we've beaten sendmail? > > How about something unix, ideally a decade old? > > --0000000000002e0d6106020bb1d4 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
Will its a C Compiler switch (-i) and create 411 files = instead of 407.
I like to refer to it as the 17th address bit.

I was first brought out with the 11/45 (which was SSI/MSI = TTL), and the biggest=C2=A0differences between it and the 11/40.=C2=A0 They= were both early 1970s and both of these processors were multiple boards. B= y 1976, the 780 has started and that sucked off most of the HW folks.=C2=A0= =C2=A0A new hire in 1976, Jeff Mitchell supposedly had a bet with Bill Str= ecker that he could implement an 11 on a single"hex high" CPU boa= rd if he got rid of=C2=A0the lights and switches.=C2=A0 He ran out of room = to implement seperate I/D, so it became an 11/40 class [and it has an 8008-= 1 that runs the front panel].

The 11/70 came out betwe= en the 11/45 and the 34 and had a number of the=C2=A0STAR folks on it it=C2= =A0original but it was also multiple boards.=C2=A0 =C2=A0It was not until 1= 1/44 that DEC was able to make a hex height implementation of the 11 that m= anaged to cram a full 11/70 into that system.=C2=A0 =C2=A0The later J-11 ch= ip set took things beyond the 11/70.

If you look at th= e conf directory in the sys sources for V6, you see m40.s and m45.s - but i= f you look at the link line of sys/run the 45 does not have -i; but if you = look in sys/sys1.c you'll see the in the routine getxfile=C2=A0the supp= ort for 0407/0411/0405/0410 files for user mode.

If yo= u look at the conf directory in the sys sources for V7, you see mch.s and m= 45.s=C2=A0 its common and the makefile adds -i

=
3D""=E1=90=A7

On Thu, Aug 3, 2023 at 4:35=E2=80=AFPM Will Senn <will.senn@gmail.com> wrote:
<= /div>
Does unix (v7) know = about the PDP-11 45's split I/D space through
configuration or is it convention and programmer's responsibility to know and manage what's actually available?

Will

On 8/3/23 12:00, Rich Salz wrote:
> What, we all need something to kick now that we've beaten sendmail= ?=C2=A0
> How about something unix, ideally a decade old?

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