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From: mitchalsup@aol.com (MitchAlsup1)
Newsgroups: comp.arch
Subject: Re: Address bits again, Article on new mainframe use
Date: Sun, 8 Sep 2024 17:47:51 +0000
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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 ...