Date: Mon, 21 Dec 2009 11:42:16 +0100 From: Ivan Voras <ivoras@freebsd.org> To: freebsd-virtualization@freebsd.org Subject: Re: FBSD 8.0 And VirtualBox 3.1 Message-ID: <hgnje5$3fl$1@ger.gmane.org> In-Reply-To: <b649e5e0912190301s711ce57kf2f6f70aa1945ccc@mail.gmail.com> References: <4B2BB633.8080302@tundraware.com> <71884493a925c9959242935b6db83e80.squirrel@pop2.pknet.net> <4B2C4D1C.8000707@tundraware.com> <b649e5e0912190301s711ce57kf2f6f70aa1945ccc@mail.gmail.com>
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Marius Nünnerich wrote: > On Sat, Dec 19, 2009 at 04:48, Tim Daneliuk <tundra@tundraware.com> wrote: >> On 12/18/2009 8:16 PM, Peter wrote: >>>> I have a machine running Win/XP Pro SP3 hosting VirtualBox 3.1. >>>> >>>> The hardware happily boots the Ubuntu amd64 CDROM natively and FreeBSD 8.0 >>>> also boots fine - well ... up to the point where it has to ID the hard >>>> drive, but that's another story. >>>> >>>> IOW, the hardware is 64-bit capable (It is an Intel mobo w/a Pentium-D >>>> 940 w/EMT64 option). >>>> >>>> HOWEVER, when I run VirtualBox and try to install the 64 bit version >>>> of FreeBSD in a VM, it get a "CPU doesn't support long mode" error >>>> during the FreeBSD virtual booting process. FreeBSD 8.0 i386 works >>>> fine. >>>> >>>> 'Anyone run across this before and/or have a fix? >>>> >>>> TIA, >>> >>> Do you have VT-x/AMD-v enabled? [in the BIOS and VBox for this VM] >> Yup, but I wonder ... I'm running XP as the host which is 32-bit even though >> the hardware is 64-bit capabale. Could this be limiting what VirtualBox >> can deliver? > > Exactly. For 64bit guests the host has to be 64bit too afaik. No, if hardware extensions are enabled then PAE is the only requirement for 32-bit hosts to run 64-bit guests. According to Wikipedia (http://en.wikipedia.org/wiki/List_of_Intel_Pentium_D_microprocessors) some models of Pentium D have VT extensions and some don't. But then there's also the question of motherboard support.
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