Article View: alt.msdos.programmer
Article #52Re: How do I get a the memory above 1M ?
From: Patrick Taylor
Date: Mon, 03 Aug 1992 16:55
Date: Mon, 03 Aug 1992 16:55
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2396 bytes
In article <44qsoB3w164w@mjmnode.equinox.gen.nz> mmarriot@mjmnode.equinox.gen.nz (Manfred Marriott) writes:
>Path: exucom.exu.ericsson.se!ericom!sunic!psinntp!psinntp!rpi!usc!cs.utexas.edu!uunet!decwrl!waikato.ac.nz!comp.vuw.ac.nz!newshost.wcc.govt.nz!fmcg!equinox!mjmnode!mmarriot
>Newsgroups: alt.msdos.programmer
>Subject: Re: How do I get a the memory above 1M ?
>Message-ID: <44qsoB3w164w@mjmnode.equinox.gen.nz>
>From: mmarriot@mjmnode.equinox.gen.nz (Manfred Marriott)
>Date: Fri, 31 Jul 92 23:03:14 M
>References: <40096@skye.dcs.ed.ac.uk>
>Organization: Not an organisation
>Lines: 17
>kc@dcs.ed.ac.uk (Kenneth Cameron) writes:
>> Whats the cleanest way to get at the memory above the 1Meg mark,given the
>> following conditions ?
>>
>> The application has to run under MS-DOS, on a 486dx. In other words it
>> has to be in real mode most of the time.
>> I'd like to be able to get at it from within an iterrupt routine
>> running at 8KHz. (Although not essential, access from within the main
>> program would do).
>> I'm working with Borland C++ 3.1.
>> I don't want to use a DOS extender like Phar Laps.
>Have you considered accessing the memory through himem.sys services?
>I've seen example code around locally, email me if you want more details.
>Manfred Marriott
Not to belabour the point, but I agree that XMS calls would probably
serve you best. I have access to routines for TP5/6.
"This must be Thursday. I never could get the hang of Thursdays" - D Adams
- Patrick Taylor
Ericsson Network Systems exuptr@exu.ericsson.se "Don't let the .se fool you" alternately, exuptr@ZGNews.Lonestar.Org
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Newsgroups: alt.msdos.programmer Path: arc1-ca.pugleaf.net!sparky!uunet!mcsun!sunic!ericom!exucom.exu.ericsson.se!news From: exuptr@exu.ericsson.se (Patrick Taylor) Subject: Re: How do I get a the memory above 1M ? Message-ID: <exuptr.151.712860900@exu.ericsson.se> Sender: news@exu.ericsson.se Nntp-Posting-Host: exupc31.exu.ericsson.se Organization: Ericsson Network Systems, Inc. References: <40096@skye.dcs.ed.ac.uk> <44qsoB3w164w@mjmnode.equinox.gen.nz> Date: Mon, 3 Aug 1992 16:55:00 GMT Lines: 34