home *** CD-ROM | disk | FTP | other *** search
- Newsgroups: comp.sys.ibm.pc.misc
- Path: sparky!uunet!dcatlas!joet
- From: joet@dcatlas.dot.gov (Joe Trott)
- Subject: Re: Disappearing UMB's, get this.
- Message-ID: <1993Jan4.173117.14082@dcatlas.dot.gov>
- Organization: U.S Dept. of Transportation
- References: <1993Jan01.181352.6500@donau.et.tudelft.nl>
- Date: Mon, 4 Jan 1993 17:31:17 GMT
- Lines: 34
-
- linstee@dutecaj.et.tudelft.nl (Erik van Linstee) writes:
-
-
- >The funniest thing happened to me. Yesterday, when I booted my
- >dos partition, I noticed I had no UMB's. I was rather surprised,
- >since I hadn't changed anything since I last used dos.
- >And behold, the himem.sys and emm386.exe settings were still
- >ok, yet, from the dos prompt (4dos or command.com) I could not
- >see any UMB's, emm386 repports 0 bytes available/free UMB
- >but a correct UMB start segment (C800), SI repports no UMB server
- >present, BUT the drivers in DEVICEHIGH's were loaded high and
- >functioning!!!
-
- Are you sure they were up high?
-
- >How's that for a mysterie. Has my processor maybe gone off DOS
- >after having been running OS/2 for a while now :-) ?
- >I reinstalled DOS, reformatted c: disected config.sys, and what
- >else. No indication of failure. OS/2 runs fine, checkit confirms
- >the system board to be ok, yet, NO UMB's.
- >My suspicion is rather arroused though, by the fact that SI,
- >repports different memory sizes in the various info screens.
- >It finds 638 to be useable by DOS, yet 640 to be available.
-
- Sounds like some of your BIOS settings may have been changed, such as the ones
- for shadow RAM. How much RAM is in your system?
-
- -JTT
-
- Good .sig, by the way. Crazy, isn't it? We invent a God, and then pretend
- he/she/it invented us.
- I guess there are those who never outgrow the need for a "Father" figure,
- who will surely make everything all right somehow, someday, somewhere...
-
-