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Mail Archives: djgpp/2000/06/12/17:52:03

From: "Florian X" <dos DOT fire AT aon DOT at>
Newsgroups: comp.os.msdos.djgpp
References: <39405DEE DOT 89226F7B AT ccs DOT iitb DOT ernet DOT in> <m3d7lrxohw DOT fsf AT vsnl DOT net DOT in> <m3itviofxb DOT fsf AT vsnl DOT net DOT in> <39415453 DOT 5E434718 AT is DOT elta DOT co DOT il> <m3og5amiom DOT fsf AT vsnl DOT net DOT in> <200006100646 DOT JAA13833 AT mailgw1 DOT netvision DOT net DOT il> <394204AD DOT A950D898 AT the_message_body DOT com> <83itvhg9f8 DOT fsf AT mercury DOT bitbucket> <39424E17 DOT 234D50BE AT the_messasge_body DOT com> <3944ceec$0$39502 AT SSP1NO17 DOT highway DOT telekom DOT at> <394509A3 DOT 2DACBAB4 AT the_messasge_body DOT com>
Subject: Re: far pointers
Date: Mon, 12 Jun 2000 22:11:32 +0200
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To: djgpp AT delorie DOT com
DJ-Gateway: from newsgroup comp.os.msdos.djgpp
Reply-To: djgpp AT delorie DOT com

Yes, Dr-DOS has real pre-emptive multitasking (for more info look at
www.drdos.org )

Bye, Florian


Alexei A. Frounze schrieb in Nachricht
<394509A3 DOT 2DACBAB4 AT the_messasge_body DOT com>...
>Florian X wrote:
>>
>> >You're wrong.
>> >1. HIMEM.SYS has nothing about V86. It just allows to access extended
ram
>> >(above 1MB mark).
>> >2. CWSDPMI as a DOS extender (DPMI host or whatever you like to call it)
>> >passes all the called DOS functions from PMode program to V86 task in
order
>> >to be handled by BIOS, IO.SYS, MSDOS.SYS, etc. None of good DOS
extenders
>> >switches back to real mode in order to service BIOS or DOS function.
>> >
>>
>> Dr-DOS's  emm386 driver uses ONLY the V86 mode! And so it also support
>> multitasking...
>
>And PMode PL#0 as well, I believe. I mean V86 monitor is PL#0. :)
>
>As for mutitasking, is DR-DOS really multitasking? I just don't know.
>
>bye.
>Alexei A. Frounze
>-----------------------------------------
>E-mail:   alexfru [AT] chat [DOT] ru
>Homepage: http://alexfru.chat.ru
>Mirror:   http://members.xoom.com/alexfru
>
>


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