Article View: comp.sys.ibm.pc.hardware
Article #19013Re: Memory expansion and AMI BIOS
From: Jim Erickson
Date: Thu, 21 Jan 1993 17:49
Date: Thu, 21 Jan 1993 17:49
32 lines
1918 bytes
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--- -- Jim Erickson ZZZZ EEEE OO SSSS ZEOS International, Ltd. support@zeos.com INET Z E O O S Technical Support Dept. uunet!zeos!support UUCP Z EE O O SSS 1301 Industrial Blvd. N.E. Any opinions expressed Z E O O S Minneapolis, MN 55413 herein are my own! ZZZZ EEEE OO SSSS FAX 612-633-4607
Technical Details
Message-ID:
<1993Jan21.174918.8001@zeos.com>Path:
arc1-ca.pugleaf.net!sparky!uunet!zeos!jreReferences:
<1993Jan18.155720.131133@mswe.dnet.ms.philips.nl> <1993Jan20.002151.755@newshost.lanl.gov> <C15oxs.yp@sci.kun.nl>Show Full Headers
Complete Article Headers
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> Lines: 32