From owner-freebsd-hackers Thu Mar 18 13:43:50 1999 Delivered-To: freebsd-hackers@freebsd.org Received: from mailbox1.ucsd.edu (mailbox1.ucsd.edu [132.239.1.53]) by hub.freebsd.org (Postfix) with ESMTP id F18941550F for ; Thu, 18 Mar 1999 13:43:42 -0800 (PST) (envelope-from rjdawes@physics.ucsd.edu) Received: from physics.ucsd.edu (huntington.ucsd.edu [132.239.73.96]) by mailbox1.ucsd.edu (8.9.1a/8.9.1) with SMTP id NAA13274; Thu, 18 Mar 1999 13:43:23 -0800 (PST) Received: from localhost by physics.ucsd.edu (SMI-8.6/SMI-SVR4) id NAA03562; Thu, 18 Mar 1999 13:41:43 -0800 Date: Thu, 18 Mar 1999 13:41:43 -0800 (PST) From: "Richard J. Dawes" X-Sender: rjdawes@huntington Reply-To: Richard Dawes To: Chris Coleman Cc: "Matthew D. Fuller" , hackers@FreeBSD.ORG Subject: Re: Broken memory (was Re: Proposal: Define MAXMEM in GENERIC) In-Reply-To: Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG Hmm. So what about the that stuff about machines with >64 MB? Poor m/b design? (Just curious -- what m/b does the Presario have?) Thanks. --Rich On Wed, 17 Mar 1999, Chris Coleman wrote: > Date: Wed, 17 Mar 1999 23:26:37 -0800 (PST) > From: Chris Coleman > To: "Matthew D. Fuller" > Cc: Richard Dawes , hackers@FreeBSD.ORG > Subject: Re: Broken memory (was Re: Proposal: Define MAXMEM in GENERIC) > > I am having this problem now with my Compaq presario 9564. I am runnig > 2.2.6 and it only detects 16 meg and I have 24 in there. I thought it > might have been because the memory I added was not "Compaq" memory or > something like that. I will define MAXMEM and fix this tonite. :-) > > -Chris > > On Wed, 17 Mar 1999, Matthew D. Fuller wrote: > > > On Wed, Mar 17, 1999 at 08:53:12PM -0800, a little birdie told me > > that Richard J. Dawes remarked > > > Hello, all! > > > I have belatedly started reading this thread, and I am mystified > > > as to what is meant by "broken" hardware (which I take it is shipped > > > that way?), with regard to memory. What exactly is broken? Do some > > > cheapo motherboards use specific chips that are bad at managing memory? > > > I guess what I'm asking is if this problem is well-defined, and, > > > if so, some pointers on further information would greatly be appreci- > > > ated. (My quick perusal of HARDWARE.TXT produced nothing.) > > > > I suspect it's not a -hackers topic as such, but as long as it's here > > I'll leave it until somebody bites my head off. > > This was a Compaq Presario 9232, shipped with 16 megs of RAM and a P120. > > Bought it (on closeout) in August '96. I've seen this with the vast > > majority (I'm tempted to say all, but I'll err on the side of caution) of > > Compaq's I've seen exhibit this, even up through some 3.0 SNAP's from mid > > last year (I think). Define MAXMEM, you're golden. Don't, it'll only > > detect 16 megs. I don't know if the npx0 trick works on the later > > versions; I've always had space/etc to do custom kernels since then, so I > > haven't bothered. But under 2.1.6 I could never get it to recognize the > > full 24; only the first 16. > > > > > ======================================== > > > Richard J. Dawes rdawes@ucsd.edu > > > ======================================== > > > > > > > > --- > > > > *-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-* > > | Matthew Fuller http://www.over-yonder.net/ | > > * fullermd@futuresouth.com fullermd@over-yonder.net * > > | UNIX Systems Administrator Specializing in FreeBSD | > > * FutureSouth Communications ISPHelp ISP Consulting * > > | "The only reason I'm burning my candle at both ends, | > > * is because I haven't figured out how to light the * > > | middle yet" | > > *-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-* > > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > > with "unsubscribe freebsd-hackers" in the body of the message > > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-hackers" in the body of the message > ======================================== Richard J. Dawes rdawes@ucsd.edu ======================================== To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message