Date: Fri, 24 Aug 2012 15:10:22 +0200 From: =?ISO-8859-1?Q?Bernhard_Fr=F6hlich?= <decke@FreeBSD.org> To: Guido van Rooij <guido@freebsd.org> Cc: freebsd-emulation@freebsd.org Subject: Re: VirtualBox on FreeBSD host and Windows8 guest Message-ID: <CAE-m3X3T%2BO8Sd3jQARcLnQ8=QQ5F6gpDNLFevWbsL-CLnxVBtQ@mail.gmail.com> In-Reply-To: <20120824113220.GA8519@gvr.gvr.org> References: <20120824113220.GA8519@gvr.gvr.org>
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On Fri, Aug 24, 2012 at 1:32 PM, Guido van Rooij <guido@freebsd.org> wrote: > 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 = "GenuineIntel" Id = 0x1067a Family = 6 Model = 17 Stepping = 10 > Features=0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE> > Features2=0x408e3fd<SSE3,DTES64,MON,DS_CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,SSE4.1,XSAVE> > AMD Features=0x20100000<NX,LM> > AMD Features2=0x1<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 features are > exposed to the guest os: > CPU: Intel(R) Core(TM)2 Duo CPU P9700 @ 2.80GHz (2883.13-MHz 686-class CPU) > Origin = "GenuineIntel" Id = 0x1067a Family = 6 Model = 17 Stepping = 10 > Features=0x783fbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,MMX,FXSR,SSE,SSE2> > Features2=0x209<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. http://www.virtualbox.org/manual/ch03.html#settings-processor -- Bernhard Froehlich http://www.bluelife.at/
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