From owner-freebsd-hardware@FreeBSD.ORG Wed Aug 9 10:15:37 2006 Return-Path: X-Original-To: hardware@freebsd.org Delivered-To: freebsd-hardware@FreeBSD.ORG Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id F27E216A5D6 for ; Wed, 9 Aug 2006 10:15:37 +0000 (UTC) (envelope-from krassi@bulinfo.net) Received: from mx.bulinfo.net (mx.bulinfo.net [193.194.156.1]) by mx1.FreeBSD.org (Postfix) with ESMTP id 4E9C143D46 for ; Wed, 9 Aug 2006 10:15:37 +0000 (GMT) (envelope-from krassi@bulinfo.net) Received: from localhost (localhost [127.0.0.1]) by mx.bulinfo.net (Postfix) with ESMTP id 828981DC7F; Wed, 9 Aug 2006 13:15:35 +0300 (EEST) Received: from mx.bulinfo.net ([127.0.0.1]) by localhost (mx.bulinfo.net [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 90906-01; Wed, 9 Aug 2006 13:15:32 +0300 (EEST) Received: from [192.168.2.188] (pythia.bulinfo.net [212.72.195.5]) by mx.bulinfo.net (Postfix) with ESMTP id 681491DC76; Wed, 9 Aug 2006 13:15:32 +0300 (EEST) Message-ID: <44D9B553.6030003@bulinfo.net> Date: Wed, 09 Aug 2006 13:13:39 +0300 From: Krassimir Slavchev User-Agent: Thunderbird 1.5 (X11/20060201) MIME-Version: 1.0 To: Julian Stacey References: <200608090908.k79988pY086073@fire.jhs.private> In-Reply-To: <200608090908.k79988pY086073@fire.jhs.private> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Virus-Scanned: amavisd-new at mx.bulinfo.net Cc: hardware@freebsd.org Subject: Re: Real and available memory? X-BeenThere: freebsd-hardware@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: General discussion of FreeBSD hardware List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 09 Aug 2006 10:15:38 -0000 Julian Stacey wrote: > Reference: > >> From: Krassimir Slavchev >> Date: Wed, 09 Aug 2006 11:46:33 +0300 >> Message-id: <44D9A0E9.30608@bulinfo.net> >> > > Krassimir Slavchev wrote: > >> Julian H. Stacey wrote: >> >>> Krassimir Slavchev wrote: >>> >>> >>>> Julian H. Stacey wrote: >>>> >>>> >>>>> Krassimir Slavchev wrote: >>>>> >>>>> >>>>> >>>>>> Hello, >>>>>> >>>>>> I have Vortex86-6082 with 128Mb AMI bios. >>>>>> >>>>>> Why the kernel reports only 80 MB available memory? >>>>>> Is this related to BIOS or kernel settings? >>>>>> >>>>>> dmesg output: >>>>>> >>>>>> Copyright (c) 1992-2006 The FreeBSD Project. >>>>>> Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994 >>>>>> The Regents of the University of California. All rights reserved. >>>>>> FreeBSD 6.1-STABLE #0: Wed Jul 26 10:09:06 EEST 2006 >>>>>> root@krassi:/usr/obj/usr/src/sys/TINYBSD >>>>>> Timecounter "i8254" frequency 1193182 Hz quality 0 >>>>>> CPU: Pentium (166.61-MHz 586-class CPU) >>>>>> Origin = "SiS SiS SiS " Id = 0x505 >>>>>> real memory = 125829120 (120 MB) >>>>>> avail memory = 84332544 (80 MB) >>>>>> kbd1 at kbdmux0 >>>>>> ... >>>>>> >>>>>> >>>>>> >>>>> Does the mboard BIOS on monitor at boot recognise all 128 M ? >>>>> >>>>> I've seen boards that only recognised 1/4 of the SIM size. >>>>> 80 seems a bit of an odd (non hex) number though. >>>>> >>>>> >>>>> >>>>> >>>> Yes, at boot the board recognizes 128Mb. The RAM is embedded on the board. >>>> The kernel reports real 120 Mb because maybe 8 Mb is used by video card. >>>> I don't know why exact 80Mb is reported but 80 = 64+16. >>>> >>>> >>> Have you tried unplugging every board (inc. ethernet scsi raid etc) >>> & plugging in a different (modest, old as possible. less demanding) >>> graphic card ? Maybe that'd give a clue, maybe your graphics card >>> is taking more than 8M ? >>> >>> >>> >> No, I can't unplug anything, see: >> http://www.icop.com.tw/products_detail.asp?ProductID=119 >> > > Interesting little board, (might be of interest to other freebsd.org > mail lists eg small, real time ). > > That URL specifies > 128MB SDRAM > ... > AGP Rev.2.0 compliant > Shared system memory up to 64MB (Default 8 MB) > Maybe BIOS is no longer defaulting to 8 Meg ? > Checkable / Settable in BIOS ? > > I can't find anything related to video memory in the BIOS but it seems to be correct real memory = 120 Mb reported by the kernel. My question is why the available memory is only 80Mb?