From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: [RFC] [VTD][patch 0/3] vt-d support for pci passthrough Date: Tue, 06 May 2008 13:27:54 +0300 Message-ID: <482032AA.7040404@qumranet.com> References: <1FE6DD409037234FAB833C420AA843EC01438CB1@orsmsx424.amr.corp.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: Chris Wright , kvm-devel@lists.sourceforge.net, Ben-Ami Yassour1 To: "Kay, Allen M" Return-path: In-Reply-To: <1FE6DD409037234FAB833C420AA843EC01438CB1@orsmsx424.amr.corp.intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: kvm-devel-bounces@lists.sourceforge.net Errors-To: kvm-devel-bounces@lists.sourceforge.net List-Id: kvm.vger.kernel.org Kay, Allen M wrote: > Following three patches contains vt-d support for pci passthrough. It > contains diff's base on Amit's 4/22 passthrough tree. > > The hardware environment used for this work is an Intel Weybridge system > (Q35). The passthrough device is an E1000 NIC. I'm still using irqhook > mechanism for interrupt injection as I had problem with irqchip > machanism. Following is the command line I used to start the guest. > > /usr/local/bin/qemu-system-x86_64 -boot c -hda /etc/xen/fc5_32.img -m > 256 -net none -pcidevice e1000/01:00.0-16 -no-kvm-irqchip > > Remaining tasks include: > > 1) Generated vtd.o with kvm-intel.ko instead of kvm.ko. > 2) Make iommu hooks in generic code to be non-Intel specific > Eventually we will want to make it even non-x86 specific; ia64 will probably be able to share, and maybe ppc someday. That needn't be done at once, though. Your mail client mangles the patches, please attach or use git send-email. -- Do not meddle in the internals of kernels, for they are subtle and quick to panic. ------------------------------------------------------------------------- This SF.net email is sponsored by the 2008 JavaOne(SM) Conference Don't miss this year's exciting event. There's still time to save $100. Use priority code J8TL2D2. http://ad.doubleclick.net/clk;198757673;13503038;p?http://java.sun.com/javaone