Date: Wed, 09 Aug 2006 11:46:33 +0300 From: Krassimir Slavchev <krassi@bulinfo.net> To: "Julian H. Stacey" <jhs@flat.berklix.net> Cc: hardware@freebsd.org Subject: Re: Real and available memory? Message-ID: <44D9A0E9.30608@bulinfo.net> In-Reply-To: <200608090841.k798fvVW085838@fire.jhs.private> References: <200608090841.k798fvVW085838@fire.jhs.private>
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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
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