From owner-freebsd-current@FreeBSD.ORG Sat Jun 19 17:27:23 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 0F3AE106566C for ; Sat, 19 Jun 2010 17:27:23 +0000 (UTC) (envelope-from f0andrey@gmail.com) Received: from mail-fx0-f54.google.com (mail-fx0-f54.google.com [209.85.161.54]) by mx1.freebsd.org (Postfix) with ESMTP id 907DC8FC12 for ; Sat, 19 Jun 2010 17:27:22 +0000 (UTC) Received: by fxm7 with SMTP id 7so1521205fxm.13 for ; Sat, 19 Jun 2010 10:27:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:received:in-reply-to :references:date:message-id:subject:from:to:cc:content-type :content-transfer-encoding; bh=+l1uXea8O0Lx/hsyajMu8YsnUBcEHixS0EZZAqyyHyo=; b=bDL/z9n/FE5MrhkRrrlBDpKZQHO5P+/BIYc+egQWKt4Il7MfeApVFamhQ8xqjJems/ 0Xo1YkyQNyp9Ci8bQWOGZQNGhBAZZHIthDR60V9UUNtBlCMRdN1ioQ+nFvpduKXGTuvJ UGTbYRs8+WtvfdtYLKw1xrNSmPauaTXssTQew= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:content-transfer-encoding; b=WuJjKk4C5uaOAJNS+lOec0XWory96BE3BEBaSxxIyW93BuwjsrbxAxfx55ubw3/rMe +lFxil0RdK61odaRci5QDaiDoJAwjooh7biKL0nhuGx0SvtMgj/8etIOOYlqFvuIOAgG QxH01Zgf7ituI6IwnHJfRsiLrGqN5lJ6XNR/k= MIME-Version: 1.0 Received: by 10.239.159.148 with SMTP id y20mr173846hbc.42.1276968441237; Sat, 19 Jun 2010 10:27:21 -0700 (PDT) Received: by 10.239.150.133 with HTTP; Sat, 19 Jun 2010 10:27:21 -0700 (PDT) In-Reply-To: <4C1CFB72.5000806@fgznet.ch> References: <4C1CFB72.5000806@fgznet.ch> Date: Sat, 19 Jun 2010 21:27:21 +0400 Message-ID: From: Andrey Fesenko To: Andreas Tobler Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable 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 17:27:23 -0000 On Sat, Jun 19, 2010 at 9:16 PM, Andreas Tobler w= rote: > 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 > =C2=A0 =C2=A0root@mason.cse.buffalo.edu:/usr/obj/usr/src/sys/GENERIC amd6= 4 > Timecounter "i8254" frequency 1193182 Hz quality 0 > CPU: Intel(R) Core(TM)2 CPU =C2=A0 =C2=A0 =C2=A0 =C2=A0 T5600 =C2=A0@ 1.8= 3GHz (1828.76-MHz K8-class > CPU) > =C2=A0Origin =3D "GenuineIntel" =C2=A0Id =3D 0x6f6 =C2=A0Family =3D 6 =C2= =A0Model =3D f =C2=A0Stepping =3D 6 > > Features=3D0xbfebfbff > =C2=A0Features2=3D0xe3bd > =C2=A0AMD Features=3D0x20100800 > =C2=A0AMD Features2=3D0x1 > =C2=A0TSC: P-state invariant > real memory =C2=A0=3D 4294967296 (4096 MB) > avail memory =3D 3092344832 (2949 MB) > ACPI APIC Table: > FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs > FreeBSD/SMP: 1 package(s) x 2 core(s) > =C2=A0cpu0 (BSP): APIC ID: =C2=A00 > =C2=A0cpu1 (AP): APIC ID: =C2=A01 > > > > 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 am= d64 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 =3D "GenuineIntel" Id =3D 0x6f2 Family =3D 6 Model =3D f Stepp= ing =3D 2 Features=3D0xbfebfbff Features2=3D0xe3bd AMD Features=3D0x20100800 AMD Features2=3D0x1 TSC: P-state invariant real memory =3D 4294967296 (4096 MB) avail memory =3D 3339923456 (3185 MB)