[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] RE: [Xen-devel] PCI Passthrough to HVM on xen-unstable
Yes, VT-d is located at North bridge, not a processor feature. On BIOS, it should be under Chipset -> North Bridge settings. Randy Jambunathan K wrote: > Han, Weidong wrote: >> Pls check your BIOS to see whether it's VT-d capable, and enable it >> first if you want to use it. Seems your configures are correct, pls >> check your BIOS. > > I don't see an option for "Intel VT for Directed I/O" when "Intel > Virtualization Technology" is enabled. My understanding is that VT-d > is a motherboard feature and not a processor feature. > > I have done some limited research looking around. I am confused > whether I can get VT-d to work with just a BIOS upgrade or I would be > required to upgrade my box altogther. If you have some info off the > top of your head to clarify things for me, I would appreciate it. > >> Jambunathan K wrote: >>> (Resubmitting my original post with 'xm dmesg' output) >>> >>> I am working on S5000VSA Intel Server Board with the following cpu >>> spec. >>> >>> XEN-PEER-RHEL5 $ cat /proc/cpuinfo >>> processor : 0 >>> vendor_id : GenuineIntel >>> cpu family : 6 >>> model : 15 >>> model name : Intel(R) Xeon(R) CPU E5345 @ 2.33GHz >>> stepping : 7 cpu MHz : 2327.512 >>> cache size : 4096 KB >>> physical id : 0 >>> siblings : 1 >>> core id : 0 >>> cpu cores : 1 >>> fpu : yes >>> fpu_exception : yes >>> cpuid level : 10 >>> wp : yes >>> flags : fpu de tsc msr pae mce cx8 apic sep mtrr mca cmov >>> pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm syscall nx lm >>> constant_tsc up pni monitor ds_cpl vmx est tm2 cx16 xtpr lahf_lm >>> bogomips : 4661.90 clflush size : 64 >>> cache_alignment : 64 >>> address sizes : 36 bits physical, 48 bits virtual >>> power management: >>> >>> Is my box vt-d capable? If the answer is yes proceed ahead to the >>> details. If the answer is no, how can a novice user like me >>> identify whether or not his box is vt-d capable. _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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