Date: Fri, 24 Aug 2012 15:53:53 +0200 From: =?ISO-8859-1?Q?Bernhard_Fr=F6hlich?= <decke@FreeBSD.org> To: Guido van Rooij <guido@gvr.org> Cc: freebsd-emulation@freebsd.org Subject: Re: VirtualBox on FreeBSD host and Windows8 guest Message-ID: <CAE-m3X3C5DMhwH_Tvi_HcUAnBbu%2B4Y4F3awDDwx%2BxgQhX7dteQ@mail.gmail.com> In-Reply-To: <20120824131914.GA9628@gvr.gvr.org> References: <20120824113220.GA8519@gvr.gvr.org> <CAE-m3X3T%2BO8Sd3jQARcLnQ8=QQ5F6gpDNLFevWbsL-CLnxVBtQ@mail.gmail.com> <20120824131914.GA9628@gvr.gvr.org>
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On Fri, Aug 24, 2012 at 3:19 PM, Guido van Rooij <guido@gvr.org> wrote: > On Fri, Aug 24, 2012 at 03:10:22PM +0200, Bernhard Fr=F6hlich wrote: >> On Fri, Aug 24, 2012 at 1:32 PM, Guido van Rooij <guido@freebsd.org> wro= te: >> > Hi, >> > >> > I am trying to install Windows 8 in Virtualbox on a 32-bit FBSD host. >> > (FreebSD 8.3 and VB 4.1.18). >> > >> > Windows refuses to install and this is due to NX not being present (it >> > is enabled in the virtual machine settings). NX is also enabled in my >> > bios as can be seen in the boot log of the FreeBSD host: >> > CPU: Intel(R) Core(TM)2 Duo CPU P9700 @ 2.80GHz (2793.02-MHz 686-= class CPU) >> > Origin =3D "GenuineIntel" Id =3D 0x1067a Family =3D 6 Model =3D 1= 7 Stepping =3D 10 >> > Features=3D0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MT= RR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE> >> > Features2=3D0x408e3fd<SSE3,DTES64,MON,DS_CPL,VMX,SMX,EST,TM2,SSSE3,C= X16,xTPR,PDCM,SSE4.1,XSAVE> >> > AMD Features=3D0x20100000<NX,LM> >> > AMD Features2=3D0x1<LAHF> >> > TSC: P-state invariant >> > >> > When I create a new virtual machine with the xact same settings as the= W8 host, >> > and boot a FreeSBD installation CD, I see that none of the AMD feature= s are >> > exposed to the guest os: >> > CPU: Intel(R) Core(TM)2 Duo CPU P9700 @ 2.80GHz (2883.13-MHz 686-= class CPU) >> > Origin =3D "GenuineIntel" Id =3D 0x1067a Family =3D 6 Model =3D 1= 7 Stepping =3D 10 >> > Features=3D0x783fbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTR= R,PGE,MCA,CMOV,PAT,PSE36,MMX,FXSR,SSE,SSE2> >> > Features2=3D0x209<SSE3,MON,SSSE3> >> > TSC: P-state invariant >> > >> > Is this just not supported, or is there a secret setting? >> >> There are knobs in the processor tab in the GUI for that. >> > > Enable PAE/NX is set. > Vt-x/AMD-V is set > Nesting paging is set. > > So the knowbs are set correctly, yet no NX. Have a look at your VBox.log and check what it says. --=20 Bernhard Froehlich http://www.bluelife.at/
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