From:	"Charles Sandmann" <sandmann AT clio DOT rice DOT edu>
Newsgroups:	comp.os.msdos.djgpp
Subject:	Re: How do I allocate more than 64MB with CWSDPMI under DOS
Date:	Mon, 22 Jun 1998 20:45:00
Organization:	Aspen Technology, Inc.
Lines:	10
Message-ID:	<358ec24c.sandmann@clio.rice.edu>
References:	<358F34B3 DOT 1AEF AT sn DOT no>
Reply-To:	sandmann AT clio DOT rice DOT edu
NNTP-Posting-Host:	dmcap2.aco.aspentech.com
To:	djgpp AT delorie DOT com
DJ-Gateway:	from newsgroup comp.os.msdos.djgpp

> installed the "himem.sys" driver from Win95. At my DOS prompt mem tells
> me that I have 96MB of XMS memory.

> I've configured cwsdpmi so that swapping is disabled. But the program
> does not work. I am not able to allocate more than 64MB of memory. It
> looks as if cwsdpmi refuses to let me have more than 64MB without
> using virtual memory. 

Don't use malloc() which pads requests to power of 2 - use sbrk() for
large allocations (4096 byte multiple preferred).

- Raw text -