Re: HVM guest support is unavailable

[John Hayward <John.C.Hayward%wheaton.edu@localhost>]

On Thu, 2 Oct 2008, Manuel Bouyer wrote:

> Date: Thu, 2 Oct 2008 22:11:23 +0200
> From: Manuel Bouyer <bouyer%antioche.eu.org@localhost>
> To: John Hayward <John.C.Hayward%wheaton.edu@localhost>
> Cc: port-xen%NetBSD.org@localhost
> Subject: Re: HVM guest support is unavailable
>
> On Thu, Oct 02, 2008 at 01:44:13PM -0500, John Hayward wrote:
> > Hi Xen People,
> >    I am running Xen version 3.3 on the amd64 port on an intel processor
> > (from dmesg vcpu0 at hypervisor0: Intel 686-class, 2327MHz, id 0x6fb)
>
> What kind of CPU is it ? What does
> /usr/sbin/cpuctl identify 0
> says about it ?
====
ar1204# /usr/sbin/cpuctl identify 0
cpu0: Intel Core 2 (Merom) (686-class), id 0x6fb
cpu0: features bfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR>
cpu0: features bfebfbff<PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX>
cpu0: features bfebfbff<FXSR,SSE,SSE2,SS,HTT,TM,SBF>
cpu0: features2 
e3fd<SSE3,DTES64,MONITOR,DS-CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM>
cpu0: features3 20100800<SYSCALL/SYSRET,XD,EM64T>
cpu0: "Intel(R) Core(TM)2 Duo CPU     E6550  @ 2.33GHz"
cpu0: I-cache 32KB 64B/line 8-way, D-cache 32KB 64B/line 8-way
cpu0: L2 cache 4MB 64B/line 16-way
cpu0: ITLB 128 4KB entries 4-way
cpu0: DTLB 256 4KB entries 4-way, 32 4MB entries 4-way
cpu0: Initial APIC ID 0
cpu0: Cluster/Package ID 0
cpu0: Core ID 0
cpu0: family 06 model 0f extfamily 00 extmodel 00
====
> >    When I attempt to start a WindowsXP guest domu I get:
>
>
> > ===
> > Error: HVM guest support is unavailable: is VT/AMD-V supported by your CPU
> > and enabled in your BIOS?
> > ===
> >    Is this because I am using the amd64 port?
> >    Should I be able to run a HVM 32 bit guest on the amd64 port?
>
> Yes
Great
> >    Should I be able to run a HVM 64 bit guest on the amd64 port?
>
> Yes
>
> >    Do I need to adjust cpuid in the bios?
> >
> > I have been able on xen 3.0 on the i386 port run a HVM 32 bit guest.
>
> On this same machine ?
Different machine - here is what dmesg has for this machine which is
running NetBSD-4.0
====
vcpu0 at hypervisor0: (uniprocessor)
vcpu0: Intel Pentium Pro, II or III (686-class), 2666.67 MHz, id 0x6fb
vcpu0: features bfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR>
vcpu0: features bfebfbff<PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX>
vcpu0: features bfebfbff<FXSR,SSE,SSE2,SS,HTT,TM,SBF>
====
> --
> Manuel Bouyer <bouyer%antioche.eu.org@localhost>
>     NetBSD: 26 ans d'experience feront toujours la difference
> --