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=-1.0 required=5.0 tests=MAILING_LIST_MULTI, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.4 Received: (qmail 16022 invoked from network); 2 May 2023 02:35:07 -0000 Received: from minnie.tuhs.org (2600:3c01:e000:146::1) by inbox.vuxu.org with ESMTPUTF8; 2 May 2023 02:35:07 -0000 Received: from minnie.tuhs.org (localhost [IPv6:::1]) by minnie.tuhs.org (Postfix) with ESMTP id 8CDFA4146D; Tue, 2 May 2023 12:35:01 +1000 (AEST) Received: from mcvoy.com (mcvoy.com [192.169.23.250]) by minnie.tuhs.org (Postfix) with ESMTPS id 0161841465 for ; Tue, 2 May 2023 12:34:52 +1000 (AEST) Received: by mcvoy.com (Postfix, from userid 3546) id 7D25E35E90E; Mon, 1 May 2023 19:34:51 -0700 (PDT) Date: Mon, 1 May 2023 19:34:51 -0700 From: Larry McVoy To: Clem Cole Message-ID: <20230502023451.GK29744@mcvoy.com> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.24 (2015-08-30) Message-ID-Hash: H2B2ZC33374P5PZ77OWMFJGANZLAQPXJ X-Message-ID-Hash: H2B2ZC33374P5PZ77OWMFJGANZLAQPXJ X-MailFrom: lm@mcvoy.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 X-Mailman-Version: 3.3.6b1 Precedence: list Subject: [TUHS] Re: Revisiting 6th Edition: rxv64 List-Id: The Unix Heritage Society mailing list Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: I have to say I'm impressed. This is way beyond what I could do at my age. I think it is awesome that younger people are picking up what Unix meant and redoing it. On Mon, May 01, 2023 at 09:55:26PM -0400, Clem Cole wrote: > Very cool > > On Mon, May 1, 2023 at 9:49 PM Dan Cross wrote: > > > I've mentioned tangentially this a few times, but over the weekend I > > finally got around to dusting off the code and getting it running: > > https://github.com/dancrossnyc/rxv64.git > > > > rxv64 is a rewrite of MIT's xv6, which in turn, reimagines 6th Edition > > as a purely pedagogical system, implemented in ISO C for 32-bit SMP > > x86 machines. > > > > Building on xv6, rxv64 is implemented in Rust and targets 64-bit > > x86_64. It works well enough to boot up, run a shell, and run > > commands, but it doesn't really have much of a userland at present. > > > > I started this as a pedagogical tool, being something that one could > > point working engineers at as an example of a "real" operating system > > implemented on real hardware in Rust. The code could surely be made > > safer and more comprehensible, but cycles are short at present, and > > it's better to just get it out there. > > > > Have fun. > > > > - Dan C. > > > -- > Sent from a handheld expect more typos than usual -- --- Larry McVoy Retired to fishing http://www.mcvoy.com/lm/boat