From owner-freebsd-current@FreeBSD.ORG Sat Jun 19 17:52:22 2010 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 611301065674 for ; Sat, 19 Jun 2010 17:52:22 +0000 (UTC) (envelope-from andreast-list@fgznet.ch) Received: from smtp.fgznet.ch (mail.fgznet.ch [81.92.96.47]) by mx1.freebsd.org (Postfix) with ESMTP id D73168FC13 for ; Sat, 19 Jun 2010 17:52:21 +0000 (UTC) Received: from deuterium.andreas.nets (dhclient-91-190-8-131.flashcable.ch [91.190.8.131]) by smtp.fgznet.ch (8.13.8/8.13.8/Submit_SMTPAUTH) with ESMTP id o5JHqIt0054568; Sat, 19 Jun 2010 19:52:19 +0200 (CEST) (envelope-from andreast-list@fgznet.ch) Message-ID: <4C1D03D2.9090805@fgznet.ch> Date: Sat, 19 Jun 2010 19:52:18 +0200 From: Andreas Tobler User-Agent: Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.5; en-US; rv:1.9.1.10) Gecko/20100512 Lightning/1.0b1 Thunderbird/3.0.5 MIME-Version: 1.0 To: Andrey Fesenko References: <4C1CFB72.5000806@fgznet.ch> In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 2.64 on 81.92.96.47 Cc: freebsd-current Subject: Re: only 3 of 4GB memory available on amd64 8.1-RC1 X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 19 Jun 2010 17:52:22 -0000 On 19.06.10 19:27, Andrey Fesenko wrote: > On Sat, Jun 19, 2010 at 9:16 PM, Andreas Tobler wrote: >> Hi all, >> >> I got my hands on a t60 with 4GB of RAM (BIOS displays it) >> >> And I installed 8.1-RC1 on it: >> >> FreeBSD 8.1-RC1 #0: Mon Jun 14 13:40:28 UTC 2010 >> root@mason.cse.buffalo.edu:/usr/obj/usr/src/sys/GENERIC amd64 >> Timecounter "i8254" frequency 1193182 Hz quality 0 >> CPU: Intel(R) Core(TM)2 CPU T5600 @ 1.83GHz (1828.76-MHz K8-class >> CPU) >> Origin = "GenuineIntel" Id = 0x6f6 Family = 6 Model = f Stepping = 6 >> >> Features=0xbfebfbff >> Features2=0xe3bd >> AMD Features=0x20100800 >> AMD Features2=0x1 >> TSC: P-state invariant >> real memory = 4294967296 (4096 MB) >> avail memory = 3092344832 (2949 MB) >> ACPI APIC Table: >> FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs >> FreeBSD/SMP: 1 package(s) x 2 core(s) >> cpu0 (BSP): APIC ID: 0 >> cpu1 (AP): APIC ID: 1 >> >> >> >> Do I need to configure something special to get the full 4GB of memory? >> >> I only found the PAE hint, but this is for x86 machines, right? >> > I think this BIOS specific, may be video rezerv > > > FreeBSD 9.0-CURRENT #0 r208284: Wed May 19 09:34:15 MSD 2010 > andrey@my_book:/home/andrey/obj/obj/home/andrey/src_head/sys/MY_BOOK amd64 > WARNING: WITNESS option enabled, expect reduced performance. > Timecounter "i8254" frequency 1193182 Hz quality 0 > CPU: Intel(R) Core(TM)2 CPU T5600 @ 1.83GHz (1828.77-MHz K8-class CPU) > Origin = "GenuineIntel" Id = 0x6f2 Family = 6 Model = f Stepping = 2 > Features=0xbfebfbff > Features2=0xe3bd > AMD Features=0x20100800 > AMD Features2=0x1 > TSC: P-state invariant > real memory = 4294967296 (4096 MB) > avail memory = 3339923456 (3185 MB) Thanks. I'll explore the bios a bit more then. Andreas