From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-0.6 required=5.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,HTML_MESSAGE,MAILING_LIST_MULTI, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.4 Received: from minnie.tuhs.org (minnie.tuhs.org [IPv6:2600:3c01:e000:146::1]) by inbox.vuxu.org (Postfix) with ESMTP id 2A406243B9 for ; Thu, 20 Jun 2024 00:58:49 +0200 (CEST) Received: from minnie.tuhs.org (localhost [IPv6:::1]) by minnie.tuhs.org (Postfix) with ESMTP id ACDB143BA2; Thu, 20 Jun 2024 08:58:45 +1000 (AEST) Received: from mail-pg1-x535.google.com (mail-pg1-x535.google.com [IPv6:2607:f8b0:4864:20::535]) by minnie.tuhs.org (Postfix) with ESMTPS id DE5DD43BA1 for ; Thu, 20 Jun 2024 08:58:40 +1000 (AEST) Received: by mail-pg1-x535.google.com with SMTP id 41be03b00d2f7-6bce380eb96so207525a12.0 for ; Wed, 19 Jun 2024 15:58:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kev009.com; s=google; t=1718837920; x=1719442720; darn=tuhs.org; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=kjKfZtuaOuU/p8aqR+V0qQIMnf8dqiP546IiVno8Vxs=; b=sfl81b9DCzRS5D9eM/gTvR0X6XAkbXk1JrT/Pp9mKeaTW6EvWbWUCyD+4gFB7596k3 TgLngOrqBlBIIiZj9SM7XwEPzzDT7jPWOH5SV3EBZTlzSgX7YDMGFoOFvjKcWcrv1Tbi 6VHiJTIOcPVpnJhWRWZGSquGKSZkQwUpfjgJM= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1718837920; x=1719442720; 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=kjKfZtuaOuU/p8aqR+V0qQIMnf8dqiP546IiVno8Vxs=; b=b4RdGhw3KnUwvC+aKLRpeoiNmErf/4TJjrPIVZ/EOExy4iUaRZcfRNTzqtbj6ge7KE mmFcUrXAHn4bYrkqA2IJbhqBcrFFKYRCqJh3NICwbLkzfX7U1QXt1LLlHTn8e5HoxvHA B5qDvRNUrRGSZOPWbn8tmiJjYNL8Ka6sS2bqiQZrx6Nq0nAsBHTMSPl7BA7LiprDHf71 EiBE5wlosu3WYp3Q4k84fFdnqhlgOwNWBvwSx+e0SWcX1Y60YbfYLL3QVKzEY7vYwZOx rpPTsXbXc6Cn6qiahQxTInEBo+16OEOjWcvwpvDr3DcodCn2uVFIXRCIUT+DfOq691/F i1LQ== X-Gm-Message-State: AOJu0YwfaghEygQKumtTRYh386OS3//CvF36vRG34uqqg5Wyd1d3AT9q YQXHodlKeY5nqV7b+w2B8jDc6J6ylTnuFYaHyiMvvj/9P88J234ERMwgoQ873fNbwwsYcddGqga mohttasyoz3rt97k/EroCSz40d+x5Q/1jBVKN X-Google-Smtp-Source: AGHT+IGbLJi3Y50bUwhAu1CZOIoAaz0L4GlfAJxy4fsGwbLlup2CcbeCQip6Q0b4OiUx1MwUT9HlsveKGdpzpXTCAzw= X-Received: by 2002:a17:90b:60b:b0:2c2:f7be:f668 with SMTP id 98e67ed59e1d1-2c7b5dac8camr3813605a91.42.1718837919952; Wed, 19 Jun 2024 15:58:39 -0700 (PDT) MIME-Version: 1.0 References: <58cc45a9-d1b0-9dba-c3c0-a2970c4d7b3d@bitsavers.org> <477b0ad9-1dc0-11bc-bab0-5a0fb3134639@bitsavers.org> In-Reply-To: <477b0ad9-1dc0-11bc-bab0-5a0fb3134639@bitsavers.org> From: Kevin Bowling Date: Wed, 19 Jun 2024 15:58:29 -0700 Message-ID: To: Al Kossow Content-Type: multipart/alternative; boundary="000000000000a55298061b46239c" Message-ID-Hash: 2R42P2PAOTKEB26XIW3FUGHY5W3VGX4U X-Message-ID-Hash: 2R42P2PAOTKEB26XIW3FUGHY5W3VGX4U X-MailFrom: kevin.bowling@kev009.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: Fwd: Anyone have Plexus docs/software squirreled away? List-Id: The Unix Heritage Society mailing list Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: --000000000000a55298061b46239c Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Thu, Jun 20, 2024 at 6:46=E2=80=AFAM Al Kossow wrote= : > On 6/19/24 3:25 PM, Kevin Bowling wrote: > > > Seems like yet another mediocre UNIX port at first, but then they happe= n > to find the system schematic netlists and PAL equations in addition > > to partial source code on the hard disk. If those are published that > will make a quite wholesome thing to study. > > I tried to stress on their discord that finding things like that 40 years > out is a very unusual occurence. > I've spent decades digging through people's garages trying to find stuff > like that for bitsavers. I=E2=80=99m weak in my DEC history and collection but I=E2=80=99ve heard so= me in person stories that VMS source was not impossible to find on microfiche at certain institutions. They might have had at least board level schematics too. That situation would be roughly equivalent to IBM mainframes through the 1980s but you=E2=80=99d still be missing a lot of microcode and logic equat= ions to zoom in at any level for these two examples. Are you aware of anything else where the whole kit and caboodle is available? Particularly keen on microcode and logic equations since that stuff is indeed hard to come by. --000000000000a55298061b46239c Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
On Thu, Jun 20, 2024 at 6:46=E2=80=AFAM Al Kossow <aek@bitsavers.org> wrote:
On 6/19/24 3:25 PM, Kevin Bowling wrot= e:

> Seems like yet another mediocre UNIX port at first, but then they happ= en to find the system schematic netlists and PAL equations in addition
> to partial source code on the hard disk.=C2=A0 If those are published = that will make a quite wholesome thing to study.

I tried to stress on their discord that finding things like that 40 years o= ut is a very unusual occurence.
I've spent decades digging through people's garages trying to find = stuff like that for bitsavers.

I=E2=80=99m weak in my DEC history and collection but I=E2=80= =99ve heard some in person stories that VMS source was not impossible to fi= nd on microfiche at certain institutions.=C2=A0 They might have had at leas= t board level schematics too.=C2=A0 That situation would be roughly equival= ent to IBM mainframes through the 1980s but you=E2=80=99d still be missing = a lot of microcode and logic equations to zoom in at any level for these tw= o examples.

Are you awar= e of anything else where the whole kit and caboodle is available?=C2=A0 Par= ticularly keen on microcode and logic equations since that stuff is indeed = hard to come by.
--000000000000a55298061b46239c--