Am 22.07.2014 17:47, schrieb Le Tan: > Add support for emulating Intel IOMMU according to the VT-d specification for > the q35 chipset machine. Implement the logic for DMAR (DMA remapping) without > PASID support. Use register-based invalidation for context-cache invalidation > and IOTLB invalidation. > Basic fault reporting and caching are not implemented yet. > > Signed-off-by: Le Tan <tamlokv...@gmail.com> > --- > hw/i386/Makefile.objs | 1 + > hw/i386/intel_iommu.c | 1139 > +++++++++++++++++++++++++++++++++++++++++ > include/hw/i386/intel_iommu.h | 350 +++++++++++++ > 3 files changed, 1490 insertions(+) > create mode 100644 hw/i386/intel_iommu.c > create mode 100644 include/hw/i386/intel_iommu.h > [...] > diff --git a/hw/i386/intel_iommu.c b/hw/i386/intel_iommu.c > new file mode 100644 > index 0000000..3ba0e1e > --- /dev/null > +++ b/hw/i386/intel_iommu.c > @@ -0,0 +1,1139 @@ > +/* > + * QEMU emulation of an Intel IOMMU (VT-d) > + * (DMA Remapping device) > + * > + * Copyright (c) 2013 Knut Omang, Oracle <knut.om...@oracle.com> > + * Copyright (C) 2014 Le Tan, <tamlokv...@gmail.com> > + * > + * This program is free software; you can redistribute it and/or modify > + * it under the terms of the GNU General Public License as published by > + * the Free Software Foundation; either version 2 of the License, or > + * (at your option) any later version. > + > + * This program is distributed in the hope that it will be useful, > + * but WITHOUT ANY WARRANTY; without even the implied warranty of > + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the > + * GNU General Public License for more details. > + > + * You should have received a copy of the GNU General Public License > + * along with this program; if not, write to the Free Software > + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA > + */ > +
I suggest replacing the FSF address here (and in other files) by the URL: * You should have received a copy of the GNU General Public License along * with this program; if not, see <http://www.gnu.org/licenses/>. This is the standard used for most GPL text in QEMU source files. Regards Stefan W.