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Mail Archives: djgpp/1997/06/01/17:07:22

From: ao950 AT FreeNet DOT Carleton DOT CA (Paul Derbyshire)
Newsgroups: comp.os.msdos.djgpp
Subject: Re: DPMI Host limited to 64MB physical memory on Compaq PC ??
Date: 1 Jun 1997 06:43:05 GMT
Organization: The National Capital FreeNet
Lines: 28
Message-ID: <5mr5lp$j2l@freenet-news.carleton.ca>
References: <338F4C05 AT smtpgate DOT villingen>
Reply-To: ao950 AT FreeNet DOT Carleton DOT CA (Paul Derbyshire)
NNTP-Posting-Host: freenet5.carleton.ca
To: djgpp AT delorie DOT com
DJ-Gateway: from newsgroup comp.os.msdos.djgpp

Aylott Mark (AylottM AT thmulti DOT com) writes:
> Does anyone have any reasons why no matter what
> I do in the way of machine config I cannot get more
> than 64MBytes allocatable physical memory when
> the machine I am using has 128MBytes physical
> memory ??
> 
> The application I have is to generate a digital video
> transport stream, and at the output speed required
> virtual memory access time is too long. I therefore
> disable the swap file and load the transport stream
> data into physical memory.
> 
> I have tried a variety of HIMEM.SYS drivers
> and have found that the /EISA argument is
> necessary otherwise the program sees only
> 16MB.

Try ditching any third party memory drivers, and not loading any Windows
you have, and running from solid DOS. CWSDPMI will then be used for memory
management/DPMI, and will see all 128 megs.

--
    .*.  Where feelings are concerned, answers are rarely simple [GeneDeWeese]
 -()  <  When I go to the theater, I always go straight to the "bag and mix"
    `*'  bulk candy section...because variety is the spice of life... [me]
Paul Derbyshire ao950 AT freenet DOT carleton DOT ca, http://chat.carleton.ca/~pderbysh

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