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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 2020-02-14 14:27:43 +01:00 • committed by Michael S. Tsirkin
parent bd0ab8702f
commit 8b4eb09e32
5 changed files with 108 additions and 0 deletions
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1
include/hw/pci/pci.h
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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