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virtio-iommu-pci: Add virtio iommu pci support

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This patch adds virtio-iommu-pci, which is the pci proxy for
the virtio-iommu device.

Currently non DT integration is not yet supported by the kernel.
So the machine must implement a hotplug handler for the
virtio-iommu-pci device that creates the device tree iommu-map
bindings as documented in kernel documentation:

Documentation/devicetree/bindings/virtio/iommu.txt

Signed-off-by: Eric Auger <eric.auger@redhat.com>
Reviewed-by: Jean-Philippe Brucker <jean-philippe@linaro.org>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>

Message-Id: <20200214132745.23392-9-eric.auger@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Eric Auger
2020-02-27 03:46:10 -05:00
committed by Michael S. Tsirkin
parent bd0ab8702f
commit 8b4eb09e32
5 changed files with 108 additions and 0 deletions
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include/hw/pci/pci.h
+1
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@@ -86,6 +86,7 @@ extern bool pci_available;
#define PCI_DEVICE_ID_VIRTIO_9P 0x1009
#define PCI_DEVICE_ID_VIRTIO_VSOCK 0x1012
#define PCI_DEVICE_ID_VIRTIO_PMEM 0x1013
#define PCI_DEVICE_ID_VIRTIO_IOMMU 0x1014
#define PCI_VENDOR_ID_REDHAT 0x1b36
#define PCI_DEVICE_ID_REDHAT_BRIDGE 0x0001
include/hw/virtio/virtio-iommu.h
+1
View File
@@ -25,6 +25,7 @@
#include "hw/pci/pci.h"
#define TYPE_VIRTIO_IOMMU "virtio-iommu-device"
#define TYPE_VIRTIO_IOMMU_PCI "virtio-iommu-device-base"
#define VIRTIO_IOMMU(obj) \
OBJECT_CHECK(VirtIOIOMMU, (obj), TYPE_VIRTIO_IOMMU)