From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:59288) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Vm7Kz-0002kA-3t for qemu-devel@nongnu.org; Thu, 28 Nov 2013 14:33:28 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Vm7Kp-0003Mn-IY for qemu-devel@nongnu.org; Thu, 28 Nov 2013 14:33:21 -0500 Received: from moutng.kundenserver.de ([212.227.17.10]:59664) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Vm7Kl-0003Lu-Aw for qemu-devel@nongnu.org; Thu, 28 Nov 2013 14:33:11 -0500 Message-ID: <52979A70.4030800@rdsoftware.de> Date: Thu, 28 Nov 2013 20:33:04 +0100 From: Erik Rull MIME-Version: 1.0 References: <1438290107.349299.1385564244530.open-xchange@email.1und1.de> In-Reply-To: <1438290107.349299.1385564244530.open-xchange@email.1und1.de> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] Changed host CPU from Core2Duo to Core i3 or i5 => Windows 8 reboots infinitely List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: "qemu-devel@nongnu.org" Erik Rull wrote: > Hi all, > > I have the following qemu commandline on an i3 or i5 CPU (both behave the same), > Windows XP (Standard PC installation) runs fine, Windows 7 and Windows 8 reboot > in an infinite loop either shortly before the logo is displayed (Windows 7) or > after the boot logo is displayed (Windows 8). > On a core2duo T7700 - with exactly the same command line (ComExpress Module was > just exchanged) everythin runs great. > > My command line is: > /disc/qemu/qemu-system-x86_64 -daemonize -cpu core2duo -nodefaults -vga cirrus > -readconfig /usr/X11R6/X11etc/ich9-ehci-uhci.cfg -device > usb-host,bus=ehci.0,hostbus=3 -device usb-host,bus=ehci.0,hostbus=5 -device > usb-host,bus=ehci.0,hostbus=6 -device usb-tablet -drive file=/dev/sdb,cache=off > -m 1536 -net nic,vlan=0,model=virtio,macaddr=AC:DE:48:10:4D:67 -net > tap,vlan=0,script=/usr/X11R6/X11etc/qemu-ifup -monitor > telnet:127.0.0.1:5100,nowait,server -vnc :1 -L /disc/qemu -boot c -localtime > -enable-kvm -no-shutdown > > qemu compiled from git, the ich-chipset config file is from qemu/docs. > I also tried -cpu host, to exclude some side effects to the core2duo > cpu-settings, no effect. > The same effects are seen on qemu-1.2.0, too! > > Any hints or suggestions to narrow down the cloud of possible error sources are > appreciated. > > Thanks. > > Best regards, > > Erik > Hi all, further results: - kvm32,+nx brings Windows 8 back and boots successfully not clear: - Why has the core2duo definition changed from 1.2.0 to the current git master version? - Why does core2duo,+nx not work? Best regards, Erik