From owner-freebsd-xen@FreeBSD.ORG Tue Mar 31 09:09:17 2015 Return-Path: Delivered-To: freebsd-xen@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 20F3E417 for ; Tue, 31 Mar 2015 09:09:17 +0000 (UTC) Received: from mail-ig0-x22f.google.com (mail-ig0-x22f.google.com [IPv6:2607:f8b0:4001:c05::22f]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id D501B166 for ; Tue, 31 Mar 2015 09:09:16 +0000 (UTC) Received: by igbqf9 with SMTP id qf9so11674766igb.1 for ; Tue, 31 Mar 2015 02:09:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:reply-to:in-reply-to:references:date:message-id :subject:from:to:cc:content-type; bh=QJRjCAZsJ/wt4eUAifWV0yb0+0aar2vVegMLXaxTxPI=; b=E+DKPNArBxJ2STJz8Svhkk+lthlUC1xsZ6SURJEJIx5SR5OxS+Bys8Lb2pqEHw4vEc a5FJXNPGS2eosisoOy8I4PkAyxoTp2UJ/04PcuOA3Sl8DAZrTaNZZkzPE7aWyw9Ex271 ricryFfJRSzjtKbbJs/g68UBYbcilFM4kjl1fPWHILmuuAFQw4Wx5d1Q26OE51eqHtly JGhYMx6tg0wqMJ7S2yWSP8VTDxX+V30ZIz5DKR20kF5YVOmGzjUBEaVJm0Dfm9qkhdM+ d/vLbW2jSfb2LXqChf9ddUjgZ9oJJcXQ2RFptnbRKYdsOXLw5hpXpERo4bJWxd1bmBj7 F0qA== MIME-Version: 1.0 X-Received: by 10.43.38.144 with SMTP id ti16mr66014988icb.26.1427792956265; Tue, 31 Mar 2015 02:09:16 -0700 (PDT) Received: by 10.64.59.138 with HTTP; Tue, 31 Mar 2015 02:09:16 -0700 (PDT) Reply-To: araujo@FreeBSD.org In-Reply-To: <551A4789.6070508@citrix.com> References: <55196D2F.8040203@citrix.com> <551985BB.6050706@citrix.com> <551A4789.6070508@citrix.com> Date: Tue, 31 Mar 2015 17:09:16 +0800 Message-ID: Subject: Re: Unable to load multiboot kernel. From: Marcelo Araujo To: =?UTF-8?Q?Roger_Pau_Monn=C3=A9?= Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.18-1 Cc: freebsd-xen X-BeenThere: freebsd-xen@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Discussion of the freebsd port to xen - implementation and usage List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 31 Mar 2015 09:09:17 -0000 2015-03-31 15:06 GMT+08:00 Roger Pau Monn=C3=A9 : > Hello, > > El 31/03/15 a les 5.26, Marcelo Araujo ha escrit: > > Hi Roger, > > > > Yes, seems my BIOS is not correctly reporting the extended memory size. > > The value that I got from my box is: > > > > bios_extmem: 0xff00000 memtop_copyin: 0x10000000 memtop: 0x10000000 > > > > I did check my BIOS if there is any suspicious options that may mess up > > with the memory, but I didn't find nothing. I will check if there is an= y > > new BIOS version. > > > > Do you have any other idea? > > Can you boot a bare metal kernel with boot_verbose=3D"YES" and copy the > memory map reported by FreeBSD when booting? > > There's also a recent change to biosmem.c which touched extended memory > detection, r279222. Could you try to revert that commit and see if it > makes any difference? > > Roger. > Hi, Here is the memory map from boot: real memory =3D 17179869184 (16384 MB) Physical memory chunk(s): 0x0000000000010000 - 0x0000000000098fff, 561152 bytes (137 pages) 0x0000000000100000 - 0x00000000001fffff, 1048576 bytes (256 pages) 0x0000000001b32000 - 0x000000000fffffff, 239919104 bytes (58574 pages) 0x000000001000b000 - 0x00000000a069dfff, 2422812672 bytes (591507 pages) 0x0000000100000000 - 0x0000000432df2fff, 13738389504 bytes (3354099 pages) avail memory =3D 16297324544 (15542 MB) I reverted everything to r279220 and rebuilt world/kernel, doesn't make any difference. I'm gonna try to make some more debugs tonight, in case you want me test anything else, let me know. Best Regards, --=20 --=20 Marcelo Araujo (__)araujo@FreeBSD.org \\\'',)http://www.FreeBSD.org \/ \ ^ Power To Server. .\. /_)