From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Wei Wang2" Subject: [IOMMU][PATCH 0/4] Add a generic layer on top of intel and amd iommu code Date: Wed, 13 Feb 2008 17:46:14 +0100 Message-ID: <1202921174.3677.106.camel@gran.amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Return-path: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: xen-devel@lists.xensource.com List-Id: xen-devel@lists.xenproject.org Hi list, The following patches add a generic layer on top of intel and amd iommu codes. All common interfaces exposed to Xen are moved into a new file (/xen/arch/x86/hvm/iommu.c). Also, iommu_ops is defined to perform platform-dependent operations. A marco iommu_enabled is defined to check if intel or amd h/w is present.=20 Signed-off-by: Wei Wang b/diffstat | 711 ++++++++++++++++++++++ b/xen/arch/x86/hvm/iommu.c | 132 ++++ xen/arch/x86/domctl.c | 6 xen/arch/x86/hvm/Makefile | 1 xen/arch/x86/hvm/svm/amd_iommu/amd-iommu-detect.c | 2 xen/arch/x86/hvm/svm/amd_iommu/amd-iommu-map.c | 32 xen/arch/x86/hvm/svm/amd_iommu/pci-amd-iommu.c | 212 +++++- xen/arch/x86/hvm/svm/intr.c | 41 + xen/arch/x86/hvm/vioapic.c | 2 xen/arch/x86/hvm/vmx/vtd/intel-iommu.c | 21 xen/arch/x86/hvm/vmx/vtd/io.c | 53 - xen/arch/x86/mm/p2m.c | 17 xen/include/asm-x86/hvm/iommu.h | 3 xen/include/asm-x86/hvm/svm/amd-iommu-defs.h | 5 xen/include/asm-x86/hvm/svm/amd-iommu-proto.h | 9 xen/include/asm-x86/iommu.h | 11 16 files changed, 1171 insertions(+), 87 deletions(-) Thanks, Wei --=20 AMD Saxony, Dresden, Germany Operating System Research Center Legal Information: AMD Saxony Limited Liability Company & Co. KG Sitz (Gesch=C3=A4ftsanschrift): Wilschdorfer Landstr. 101, 01109 Dresden, Deutschland Registergericht Dresden: HRA 4896 vertretungsberechtigter Komplement=C3=A4r: AMD Saxony LLC (Sitz Wilmington, Delaware, USA) Gesch=C3=A4ftsf=C3=BChrer der AMD Saxony LLC: Dr. Hans-R. Deppe, Thomas McCoy=20