Path: ...!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: "Chris M. Thomasson" Newsgroups: comp.arch Subject: Re: Address bits again, Article on new mainframe use Date: Sun, 8 Sep 2024 13:34:10 -0700 Organization: A noiseless patient Spider Lines: 32 Message-ID: References: <02ff89ecc999e36fe0d0cb51a2991c97@www.novabbs.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Injection-Date: Sun, 08 Sep 2024 22:34:10 +0200 (CEST) Injection-Info: dont-email.me; posting-host="d44d7012c3ec9d16fb2fdce73058c980"; logging-data="2164309"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1/S7qdZ3YoUI2kZF3gVFkTyYmyJz/oPvAI=" User-Agent: Mozilla Thunderbird Cancel-Lock: sha1:NN0f/gTD8DMH+0KkuLGZT5gDATo= Content-Language: en-US In-Reply-To: <02ff89ecc999e36fe0d0cb51a2991c97@www.novabbs.org> Bytes: 2402 On 9/8/2024 10:47 AM, MitchAlsup1 wrote: > On Sun, 8 Sep 2024 16:12:35 +0000, Scott Lurndal wrote: > >> mitchalsup@aol.com (MitchAlsup1) writes: >>> On Sat, 7 Sep 2024 23:45:10 +0000, Lawrence D'Oliveiro wrote: >>> >>>> On Thu, 5 Sep 2024 14:59:20 -0000 (UTC), John Levine wrote: >>>> >>>>> What I really wanted was relocatable segments I could load on >>>>> demand or >>>>> paging, but that was a lot to ask of an 8088 or a real mode 286. >>>> >>>> The Burroughs machines had swappable segments, I gather. So the >>>> difference >>>> between segmentation and paging came down to: the address space is >>>> still >>>> linear, but segments are variable-length, and pages are fixed-length. >>>> >>>> It was soon generally agreed that fixed-length pages were easier to >>>> deal >>>> with. >>> >>> Largely because you could swap out part of a segment. >> >> The portion of the Burroughs MCP that deal with rolling out and rolling >> in segments was called 'HIHO'. >> >> As in Hi Ho,  Hi Ho, it's off to work we go... > > I O, I O, its off to the printer we go ... Ever use EIEIO? ;^D