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- Newsgroups: comp.sys.ibm.pc.hardware
- Path: sparky!uunet!zeos!jre
- From: jre@zeos.com (Jim Erickson)
- Subject: Re: Memory expansion and AMI BIOS
- Organization: Zeos International, Ltd
- Date: Thu, 21 Jan 1993 17:49:18 GMT
- Message-ID: <1993Jan21.174918.8001@zeos.com>
- References: <1993Jan18.155720.131133@mswe.dnet.ms.philips.nl> <1993Jan20.002151.755@newshost.lanl.gov> <C15oxs.yp@sci.kun.nl>
- Lines: 32
-
- In article <C15oxs.yp@sci.kun.nl> pieterh@sci.kun.nl (Peter Herweijer) writes:
- >In <1993Jan20.002151.755@newshost.lanl.gov> masten@beta.lanl.gov (David A. Masten) writes:
- >>[...]
- >>Since you ask, I have a similar problem. But mine says only 3712 Kb OK!
- >>And I had the same difference of 284 KB "missing" when I only had 2 MB
- > ^^^
- > 384
- >
- >>of memory. Since they were entirely different chips, I presume it is
- >>not a problem with the RAM itself. I have an AMI BIOS date 5/5/91.
- >
- >I have the same amount of RAM, the same brand of BIOS and the same
- >effect. I assume that the chipset disables the RAM in the area that
- >is needed for interface cards (the top 384k), without being able to
- >move it to another place in the memory map. It is partly used for
- >shadowing, though.
- >
- >Peter Herweijer
- >pieterh@sci.kun.nl
-
- Many BIOSs do not show the 384K that exists between 640K and 1MB for various
- reasons. Its nothing to worry about generally, if there was something with this
- region, you would probably be seeing some symptoms.
-
- ---JRE---
-
- --
- Jim Erickson ZZZZ EEEE OO SSSS ZEOS International, Ltd.
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