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Article #19013

Re: Memory expansion and AMI BIOS

#19013
From: Jim Erickson
Date: Thu, 21 Jan 1993 17:49
32 lines
1918 bytes
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---

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Message-ID: <1993Jan21.174918.8001@zeos.com>
Path: arc1-ca.pugleaf.net!sparky!uunet!zeos!jre
References: <1993Jan18.155720.131133@mswe.dnet.ms.philips.nl> <1993Jan20.002151.755@newshost.lanl.gov> <C15oxs.yp@sci.kun.nl>

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Newsgroups: comp.sys.ibm.pc.hardware
Path: arc1-ca.pugleaf.net!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>
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