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From: derek@sun4dts.dts.ine.philips.nl (derek)
Newsgroups: comp.sys.ibm.pc.hardware
Subject: Re: AMI Bios question on enabling memory
Message-ID: <650@sun4dts.dts.ine.philips.nl>
Date: 29 Jan 91 14:36:47 GMT
References: <1991Jan25.195012.476@intek01.uucp>
Lines: 34

mark@intek01.uucp (Mark McWiggins) writes:

<A friend has a 386 with an AMI BIOS.  He's trying to run a DOS-extender
<program that needs the full 2 MB in his machine, but the CMOS setup
<program won't set bank 2/3 of his memory 'on'.  The startup sequence
<counts to 2 MB, but when he tries to run the program, it dies, out of
<memory.  The same program runs fine on another 2 MB 386SX.

<(I guess it's possible that the 386 uses just a few K more than 386SX
<for a different version of DOS or somesuch, but I think Friend has 
<checked that & ruled it out ..)

<I also have a machine (this one I'm typing on, in fact) with an AMI BIOS.
<The settings on it look about the same (except that I'm using 1 MB DRAMS,
<giving 8 MB), with "Bank 2/3 disabled", but Unix can find all 8 MB.

<What gives?  Why won't the BIOS officially enable this memory?  How come
<Unix can see it but (apparently) DOS can't?

<Thanks in advance for any insight.


<-- 
<Mark McWiggins			Integration Technologies, Inc. (Intek)
<+1 206 455 9935			DISCLAIMER:  I could be wrong ...
<1400 112th Ave SE #202		Bellevue WA  98004
<mark@intek.com    		Ask me about C++!

Sounds like a very similar problem that I have.
Please let me know if a solution is found.

Best Regards, Derek Carr
DEREK@DTS.INE.PHILIPS.NL           Philips I&E TQV-5 Eindhoven, The Netherlands 
Standard Disclaimers apply.