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, MAILING_LIST_MULTI,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.4 Received: (qmail 2340 invoked from network); 3 Aug 2023 21:06:10 -0000 Received: from minnie.tuhs.org (2600:3c01:e000:146::1) by inbox.vuxu.org with ESMTPUTF8; 3 Aug 2023 21:06:10 -0000 Received: from minnie.tuhs.org (localhost [IPv6:::1]) by minnie.tuhs.org (Postfix) with ESMTP id 1A03341661; Fri, 4 Aug 2023 07:06:06 +1000 (AEST) Received: from wout3-smtp.messagingengine.com (wout3-smtp.messagingengine.com [64.147.123.19]) by minnie.tuhs.org (Postfix) with ESMTPS id 9B91A41651 for ; Fri, 4 Aug 2023 07:06:00 +1000 (AEST) Received: from compute5.internal (compute5.nyi.internal [10.202.2.45]) by mailout.west.internal (Postfix) with ESMTP id CF9A432008C3; Thu, 3 Aug 2023 17:05:59 -0400 (EDT) Received: from mailfrontend1 ([10.202.2.162]) by compute5.internal (MEProxy); Thu, 03 Aug 2023 17:06:00 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ronnatalie.com; h=cc:content-transfer-encoding:content-type:content-type:date :date:from:from:in-reply-to:in-reply-to:message-id:mime-version :references:reply-to:reply-to:sender:subject:subject:to:to; s= fm2; t=1691096759; x=1691183159; bh=OEO9qP+Spsv4ZuGkWwBQeZk3LM+E Sz8s7UsRR52GGeM=; b=Ift3mOK3cZNXdybYjq8awmDK94/o3dSI/0Q2C6NoxLpl R/vQ2ZgEq6wmhK0qlah1JBU7Fje/SXhsfVh9Ac4vd64SmvLKz2yuWU9vRNzCQJuQ 7S5fpvwmv4ZaO8MxGOEwv/4M53vBeqnX4PNHWe3UQeT2yu75rzdyUo3KLI5CWfl6 3QB3AWVktSW5bH10a1c617ZVBvEwL49CyuvUNCBdgJkW/M4CJOHei27mApGrB55+ LskhSNjAZ1aCuNIhvW2og608YwWHL32Id237LcLwckdYnNK6RtRKKkQh4GV4n/R1 Hojypnzl/S7WNYnlE2rBsyReG4nNKjYjIhdo53lJBg== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:content-type :content-type:date:date:feedback-id:feedback-id:from:from :in-reply-to:in-reply-to:message-id:mime-version:references :reply-to:reply-to:sender:subject:subject:to:to:x-me-proxy :x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s=fm3; t= 1691096759; x=1691183159; bh=OEO9qP+Spsv4ZuGkWwBQeZk3LM+ESz8s7Us RR52GGeM=; b=Z9ioN8C8yPTvzvG7H9Y0X6FQUyk0JieWYbexFQD05sTPZIvHPJN ITbKH13ojnaujiByM5scps7bnDCB3UqeswuTs+DIUZ3B8YkUGKpad6gAxL7a/a/e 4pV1qy2ZpT3mZP9Q/YvAu5vleljbtqKzs7Ct9aBjHMGZaFvPowRZboJ3eltXnYkx quge1mCctxrEAArgPdCWrAFY9fsF8415buaI17R/wxg9F4o4/G1/5KS/N3vx3lRw 70rAXcGyjpw9mHzbByHcHDEXz0TZdW+ejvPdn+e4tCUw8lOuGcdv9F3CcHtW/XL7 f5ot+mTdfR04b/hFHGP0EUIUI3ySf276KSQ== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedviedrkedvgdduheegucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmne cujfgurhephffvufffkfgjfhhrfgggtgfgsehtqhertddtreejnecuhfhrohhmpedftfho nhgrlhguucfprghtrghlihgvfdcuoehrohhnsehrohhnnhgrthgrlhhivgdrtghomheqne cuggftrfgrthhtvghrnhepieehgeefveettdetgefgleekieetledtfedttdeigeekhfel ledvjeevteegueehnecuvehluhhsthgvrhfuihiivgeptdenucfrrghrrghmpehmrghilh hfrhhomheprhhonhesrhhonhhnrghtrghlihgvrdgtohhm X-ME-Proxy: Feedback-ID: iaba146ad:Fastmail Received: by mail.messagingengine.com (Postfix) with ESMTPA; Thu, 3 Aug 2023 17:05:58 -0400 (EDT) From: "Ronald Natalie" To: "Will Senn" , tuhs@tuhs.org Date: Thu, 03 Aug 2023 21:05:58 +0000 Message-Id: In-Reply-To: References: <8246.1690761540@cesium.clock.org> <29602.1690887524@cesium.clock.org> <20230803005106.GA12652@mcvoy.com> <202308031657.373GvVvW008640@ultimate.com> User-Agent: eM_Client/9.2.1841.0 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: quoted-printable Message-ID-Hash: Y364WSSEQKAIKKQOWSVUG2UWANQNIDHK X-Message-ID-Hash: Y364WSSEQKAIKKQOWSVUG2UWANQNIDHK X-MailFrom: ron@ronnatalie.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 X-Mailman-Version: 3.3.6b1 Precedence: list Reply-To: Ronald Natalie 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: Both V6 and V7 used split I/D on the 45 and 70 where it as available. =20 You had to specify that you wanted it in your build, the choices were=20 the 407 flagged. a.out, which had a single text/data/bss space=20 (unspilt). 410 which still ran in one address space, but put the text=20 in read only segments so they could be shared. 411 ran the executable=20 in split I and D space. The original use of the =E2=80=9Csticky=E2=80=9D bit in the inode mode indi= cated that a=20 410 or 411 program text would be held in swap. -Ron ------ Original Message ------ >From "Will Senn" To tuhs@tuhs.org Date 8/3/23, 4:35:09 PM Subject [TUHS] Split addressing (I/D) space (inspired by the death of=20 the python... thread) >Does unix (v7) know about the PDP-11 45's split I/D space through configur= ation or is it convention and programmer's responsibility to know and manag= e 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? >