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authorPeter Maydell <peter.maydell@linaro.org>2014-09-02 16:07:31 +0100
committerPeter Maydell <peter.maydell@linaro.org>2014-09-02 16:07:31 +0100
commitf2426947decc96bde4f9ea50097dac66a0a48acc (patch)
tree21ccb4e32e6b2b4471e14848c805b7f664ce744c /qemu-options.hx
parent30eaca3acdf17d7bcbd1213eb149c02037edfb0b (diff)
parentaad4dce934649b3a398396fc2a76f215bb194ea4 (diff)
Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging
pci, pc fixes, features A bunch of bugfixes - these will make sense for 2.1.1 Initial Intel IOMMU support. Signed-off-by: Michael S. Tsirkin <mst@redhat.com> # gpg: Signature made Tue 02 Sep 2014 16:05:04 BST using RSA key ID D28D5469 # gpg: Good signature from "Michael S. Tsirkin <mst@kernel.org>" # gpg: aka "Michael S. Tsirkin <mst@redhat.com>" * remotes/mst/tags/for_upstream: vhost_net: start/stop guest notifiers properly pci: avoid losing config updates to MSI/MSIX cap regs virtio-net: don't run bh on vm stopped ioh3420: remove unused ioh3420_init() declaration vhost_net: cleanup start/stop condition intel-iommu: add IOTLB using hash table intel-iommu: add context-cache to cache context-entry intel-iommu: add supports for queued invalidation interface intel-iommu: fix coding style issues around in q35.c and machine.c intel-iommu: add Intel IOMMU emulation to q35 and add a machine option "iommu" as a switch intel-iommu: add DMAR table to ACPI tables intel-iommu: introduce Intel IOMMU (VT-d) emulation iommu: add is_write as a parameter to the translate function of MemoryRegionIOMMUOps Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'qemu-options.hx')
-rw-r--r--qemu-options.hx5
1 files changed, 4 insertions, 1 deletions
diff --git a/qemu-options.hx b/qemu-options.hx
index ecd0e34269..365b56c424 100644
--- a/qemu-options.hx
+++ b/qemu-options.hx
@@ -35,7 +35,8 @@ DEF("machine", HAS_ARG, QEMU_OPTION_machine, \
" kernel_irqchip=on|off controls accelerated irqchip support\n"
" kvm_shadow_mem=size of KVM shadow MMU\n"
" dump-guest-core=on|off include guest memory in a core dump (default=on)\n"
- " mem-merge=on|off controls memory merge support (default: on)\n",
+ " mem-merge=on|off controls memory merge support (default: on)\n"
+ " iommu=on|off controls emulated Intel IOMMU (VT-d) support (default=off)\n",
QEMU_ARCH_ALL)
STEXI
@item -machine [type=]@var{name}[,prop=@var{value}[,...]]
@@ -58,6 +59,8 @@ Include guest memory in a core dump. The default is on.
Enables or disables memory merge support. This feature, when supported by
the host, de-duplicates identical memory pages among VMs instances
(enabled by default).
+@item iommu=on|off
+Enables or disables emulated Intel IOMMU (VT-d) support. The default is off.
@end table
ETEXI