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- Path: sparky!uunet!dtix!darwin.sura.net!news.duc.auburn.edu!ducvax.auburn.edu!hank
- From: hank@ducvax.auburn.edu
- Newsgroups: comp.os.os2.misc
- Subject: Re: DOS extended memory problem
- Message-ID: <1992Aug17.202051.1@ducvax.auburn.edu>
- Date: 18 Aug 92 01:20:51 GMT
- References: <100@slpfs1.UUCP>
- Sender: usenet@news.duc.auburn.edu (News Account)
- Organization: Auburn University, AL
- Lines: 21
- Nntp-Posting-Host: ducvax
-
- In article <100@slpfs1.UUCP>, jct@slpfs1.UUCP (Jeff Tolmie) writes:
- > I have a question about DOS compatibility. Recently, I copied jpeg3386
- > from a MSDOS net and tried to get it to run. It thinks I have no extended
- > memory. So I opened a DOS fullscreen and typed "mem". Now, OS/2 tells me that
- > I have 2Mb XMS memory and 0 Mb contiguous extended memory available. This I
- > find a bit confusing. Does anyone know what the difference is? I can adjust
- > the XMS value via the DOS settings, but not this "contiguous extended memory".
- >
- > The only thing I can think of is perhaps this 2nd value is what OS/2
- > calculates as the usable memory. Is perhaps a device driver getting in the
- > way? (The memory management from DOS is a JOKE!).
-
- First, if the jpeg version is compiled with djgpp, you have the wrong version
- for OS/2. Get the one from ftp-os2.nmsu.edu:
- Independent JPEG Group's DJPEG, version 3 21-Mar-92
- Copyright (C) 1992, Thomas G. Lane
-
- Next, think of XMS as a "handler" for your extended memory. Your report is
- as expected.
-
- --darrel hankerson hank@ducvax.auburn.edu
-