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RE: [Xen-devel] How to detect EPT by cpuid

from [Li, Xin] [Permanent Link][Original]
To: bo ma <kyle.ma83@xxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>
Subject: RE: [Xen-devel] How to detect EPT by cpuid
From: "Li, Xin" <xin.li@xxxxxxxxx>
Date: Fri, 16 Jan 2009 12:52:54 +0800
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Thread-topic: [Xen-devel] How to detect EPT by cpuid

It’s not reported thru CPUID. And it’s not easy to understand how it’s detected in Xen by just reading the code, I suggest you to read Intel SDM (software development manual) 3B Appendix G.

-Xin

 

From: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx [mailto:xen-devel-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of bo ma
Sent: Friday, January 16, 2009 10:58 AM
To: xen-devel@xxxxxxxxxxxxxxxxxxx
Subject: [Xen-devel] How to detect EPT by cpuid

 

Hi ,everyone
 
Could anyone tell me how to detect if the intel cpu can support EPT by cpuid instruction ?

 
Thanks in advance!

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