Groups > alt.folklore.computers > #219654

Re: IBM CKD DASD and multi-track search

From	Bob Eager <news0009@eager.cx>
Newsgroups	alt.folklore.computers
Subject	Re: IBM CKD DASD and multi-track search
Date	2021-11-06 07:25 +0000
Message-ID	<iumouuFqi9U14@mid.individual.net> (permalink)
References	<87a6ii1jaw.fsf@localhost> <875yt61j7m.fsf@localhost> <ium1v1Fqi9U12@mid.individual.net> <874k8p3ntp.fsf@localhost>

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On Fri, 05 Nov 2021 18:33:38 -1000, Anne & Lynn Wheeler wrote:

> Bob Eager <news0009@eager.cx> writes:
>> Strangely, I've just been learning about this. I'm writing a simulator
>> for a non IBM machine that used IBM 3336 disks. I have to simulate that
>> lot in a flat file.
> 
> Hercules is 370 simulator that includes CKD DASD emulation which may
> help ... lots of references on the web.

Yes, I know about that. However the simulator framework is very different 
so it won't help a lot, and the actual interface to the disk is different 
too.

I do have the rigth IBM manuals though!



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IBM CKD DASD and multi-track search Anne & Lynn Wheeler <lynn@garlic.com> - 2021-11-05 09:41 -1000
  Re: IBM CKD DASD and multi-track search Anne & Lynn Wheeler <lynn@garlic.com> - 2021-11-05 09:43 -1000
    Re: IBM CKD DASD and multi-track search Bob Eager <news0009@eager.cx> - 2021-11-06 00:52 +0000
      Re: IBM CKD DASD and multi-track search Anne & Lynn Wheeler <lynn@garlic.com> - 2021-11-05 18:33 -1000
        Re: IBM CKD DASD and multi-track search Bob Eager <news0009@eager.cx> - 2021-11-06 07:25 +0000

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