From owner-freebsd-mobile Mon Jul 5 10:10: 9 1999 Delivered-To: freebsd-mobile@freebsd.org Received: from overcee.netplex.com.au (overcee.netplex.com.au [202.12.86.7]) by hub.freebsd.org (Postfix) with ESMTP id 934B014DB6 for ; Mon, 5 Jul 1999 10:09:53 -0700 (PDT) (envelope-from peter@netplex.com.au) Received: from netplex.com.au (localhost [127.0.0.1]) by overcee.netplex.com.au (Postfix) with ESMTP id F1FA664; Tue, 6 Jul 1999 01:09:50 +0800 (WST) (envelope-from peter@netplex.com.au) X-Mailer: exmh version 2.0.2 2/24/98 To: Nate Williams Cc: shibumi@lehub.com, Martin Dieringer , freebsd-mobile@FreeBSD.ORG Subject: Re: Thinkpad 770 In-reply-to: Your message of "Mon, 05 Jul 1999 10:45:46 CST." <199907051645.KAA08250@mt.sri.com> Date: Tue, 06 Jul 1999 01:09:50 +0800 From: Peter Wemm Message-Id: <19990705170950.F1FA664@overcee.netplex.com.au> Sender: owner-freebsd-mobile@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org Nate Williams wrote: > > No, on the TP600 it isn't a memory problem. The machine find the memory > > correctly, and even setting MAXMEM doesn't help. > > It's a memory problem. I've got a 600, and it's a memory problem. > Repeat, it's a memory problem. > > The amount of memory that exists is about 512K *less* than FreeBSD > thinks, due to the way that IBM maps the BIOS and other stuff. > > You need to set MAXMEM to the amount of memory listed at bootup on the > upper-left corner, and all will be well. And the interesting thing is that this is probably a consequence of reversing the order of page usage so that highest addresses are allocated first instead of the lowest addresses like before. It was inverted because the bottom 16MB was being fully allocated for long term usage and not available for bounce buffers etc. > Nate Cheers, -Peter -- Peter Wemm - peter@FreeBSD.org; peter@yahoo-inc.com; peter@netplex.com.au To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-mobile" in the body of the message