From mboxrd@z Thu Jan 1 00:00:00 1970 From: Espen Skoglund Subject: Re: VT-d HowTo Update Date: Tue, 21 Apr 2009 11:08:39 +0100 Message-ID: <18925.39719.889856.919615@gargle.gargle.HOWL> References: <20090421073134.GA14639@verge.net.au> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20090421073134.GA14639@verge.net.au> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: Simon Horman Cc: "Han, Weidong" , xen-devel@lists.xensource.com, Christian Tramnitz , "Cui, Dexuan" List-Id: xen-devel@lists.xenproject.org You may also want to mention the various boot time parameters (or at least some of them). The following comment is snipped from xen/drivers/passthrough/iommu.c. eSk /* * The 'iommu' parameter enables the IOMMU. Optional comma separated * value may contain: * * off|no|false|disable Disable IOMMU (default) * pv Enable IOMMU for PV domains * no-pv Disable IOMMU for PV domains (default) * force|required Don't boot unless IOMMU is enabled * passthrough Enable VT-d DMA passthrough (no DMA * translation for Dom0) * no-snoop Disable VT-d Snoop Control * no-qinval Disable VT-d Queued Invalidation * no-intremap Disable VT-d Interrupt Remapping */ [Simon Horman] > Hi, > in preparation for 3.4.0 I have made a number of updates to the VT-d Howto. > I have tried to retain the original information while reorganising things a > bit. I have also added information on recent work I have done in this area. > Apologies in advance for any errors, accidental deletions, etc... > http://wiki.xensource.com/xenwiki/VTdHowTo > -- > Simon Horman > VA Linux Systems Japan K.K. Satellite Lab in Sydney, Australia > H: www.vergenet.net/~horms/ W: www.valinux.co.jp/en > _______________________________________________ > Xen-devel mailing list > Xen-devel@lists.xensource.com > http://lists.xensource.com/xen-devel