1 files changed, 4 insertions, 0 deletions
diff --git a/hw/virtio/virtio-pci.h b/hw/virtio/virtio-pci.h
index 5e078866c4..d00064cc0c 100644
--- a/hw/virtio/virtio-pci.h
+++ b/hw/virtio/virtio-pci.h
@@ -72,6 +72,7 @@ enum {
     VIRTIO_PCI_FLAG_MODERN_PIO_NOTIFY_BIT,
     VIRTIO_PCI_FLAG_DISABLE_PCIE_BIT,
     VIRTIO_PCI_FLAG_PAGE_PER_VQ_BIT,
+    VIRTIO_PCI_FLAG_ATS_BIT,
 };
 
 /* Need to activate work-arounds for buggy guests at vmstate load. */
@@ -96,6 +97,9 @@ enum {
 #define VIRTIO_PCI_FLAG_PAGE_PER_VQ \
     (1 << VIRTIO_PCI_FLAG_PAGE_PER_VQ_BIT)
 
+/* address space translation service */
+#define VIRTIO_PCI_FLAG_ATS (1 << VIRTIO_PCI_FLAG_ATS_BIT)
+
 typedef struct {
     MSIMessage msg;
     int virq;