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From: dillon@flea.best.net (Matt Dillon)
Newsgroups: comp.unix.bsd.freebsd.misc
Subject: Re: Adding memory to FreeBSD: where did it go?
Date: 3 Jan 1997 16:18:09 -0800
Organization: BEST Internet Communications, Inc.
Lines: 41
Message-ID: <5ak7k1$k00@flea.best.net>
References: <32CD1B09.261@sticky.usu.edu> <5ajmjr$ffk@raven.eva.net>
NNTP-Posting-Host: flea.best.net
Xref: euryale.cc.adfa.oz.au comp.unix.bsd.freebsd.misc:33575
:In article <5ajmjr$ffk@raven.eva.net>,
:J.C. Archambeau <jca@bighorn.accessnv.com> wrote:
:>Hal Lynch (hal@sticky.usu.edu) wrote:
:>
:>: I added 32M to my freeBSD system and it dosen't show up when I
:>: boot the system. How do I get FreeBSD to recognize the additional
:>: memory?????
:>
:>: Here is what I know:
:>: - OS is FreeBSD 2.1.5
:>: - Hardware is Compaq DeskPro 5100
:>
:>That's the problem. You have a Compaq. This is one of many Compaqisms
:>that make Compaqs very undesirable with respect to running any OS
:>outside of MS-DOS, Windows and perhaps OS/2. I don't even know if
:>Solaris x86 or SCO has a way to get around the Compaq problem.
:>
:>The Compaq BIOS maps and reports physical memory above 16 Mb in an
:>'undocumented' fashion. Compaq has been of very little help to the
:>free *nix community in resolving this problem.
:>
:>: What I don't know:
:>: - What do I need to do to make FreeBSD see all 48M of
:>: memory?
:>
:>The simple solution is getting rid of the Compaq. Another option is
:>replacing the BIOS with an AMI or Phoenix that works with your Deskpro
:>5100. To my knowledge there is no other way to get around this problem
:>with Compaqs under *BSD or Linux. If someone knows a way, please post
:>it, I'd like to know.
:>--
:>/* | Spam violation - e-mail dumped...
:>** Internet: jca@accessnv.com | Don't blame me, I didn't vote for Clinton.
:>** jca@anv.net | Intel is the word for 'errata.'
:>*/
I dunno if this will work, but you can try recompiling the kernel
with the MAXMEM=65536 option in the conf file.
-Matt