[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

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

To: bo ma <kyle.ma83@xxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>
From: "Li, Xin" <xin.li@xxxxxxxxx>
Date: Fri, 16 Jan 2009 12:52:54 +0800
Accept-language: en-US
Acceptlanguage: en-US
Cc:
Delivery-date: Thu, 15 Jan 2009 20:53:23 -0800
List-id: Xen developer discussion <xen-devel.lists.xensource.com>
Thread-index: Acl3hj8oF+q4ynKrTWS3oU8yhz90oQADnmyw
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!

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel

Follow-Ups:
- Re: [Xen-devel] How to detect EPT by cpuid
  - From: bo ma

References:
- [Xen-devel] How to detect EPT by cpuid
  - From: bo ma

Prev by Date: Re: [Xen-devel] [PATCH 0/6] MSI-INTx interrupt translation for HVM
Next by Date: RE: [Xen-devel] How to detect EPT by cpuid
Previous by thread: [Xen-devel] How to detect EPT by cpuid
Next by thread: Re: [Xen-devel] How to detect EPT by cpuid
Index(es):
- Date
- Thread

Lists.xenproject.org is hosted with RackSpace, monitoring our
servers 24x7x365 and backed by RackSpace's Fanatical Support®.