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From: kailun@cs.washington.edu (Kai-Lun Chan)
Newsgroups: comp.sys.ibm.pc.misc
Subject: Re: Help! Where's the lost 128K memory?
Message-ID: <1991Jun10.213213.5317@beaver.cs.washington.edu>
Date: 10 Jun 91 21:32:13 GMT
Article-I.D.: beaver.1991Jun10.213213.5317
References: <1991Jun8.201349.14697@bronze.ucs.indiana.edu> <91161.105003TKUSTER@auvm.american.edu>
Sender: news@beaver.cs.washington.edu (USENET News System)
Organization: Computer Science & Engineering Dept., Univ. of Washington, Seattle
Lines: 29

In article <91161.105003TKUSTER@auvm.american.edu> you write:
>In article <1991Jun8.201349.14697@bronze.ucs.indiana.edu>,
>cwang@copper.ucs.indiana.edu (Ted Wang) says:
>>
>>Hello!  I have a 80386-25 based PC with 64K cached memory and 4MB RAM.
>>It uses a noname motherboard and AMI BIOS.  When I turn on the
>>computer, it does self memory testing and says 3968 OK instead of 4096
>>OK.  I thought that this might because of the SIMMs, so I pulled out
>>the SIMMs ( four 1MBx9 SIMMs) in my computer and plugged into my
>>friend's computer and everything's fine (I mean he got 4096 OK message
>
>
>I have a similar occurence but it isn't a problem.  64k goes towards
>Bios Shadowing and 64k goes towards video shadowing.  This memory
>doesn't appear during the memory test.  You should try going into
>setup and see if you have these features.  If you want the full
>4mb of RAM you may be able to disable the shadowing.
>
>I hope this is your problem
>
>Later...

I have a similar problem, too.  Even if I disable the shadowing, only
3712K (640 + 3072) appears during the memory test.  Does it mean that
the 384K cannot be used in any other way?

kailun