virtio-pci: update virtio pci bar layout documentation

The modern io bar was never documented. Signed-off-by: Anthoine Bourgeois <anthoine.bourgeois@gmail.com> Message-Id: <20200422215455.10244-2-anthoine.bourgeois@gmail.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
mcayland · May 4, 2020 · e677915 · e677915
1 parent 15138b5
commit e677915
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/hw/virtio/virtio-pci.c b/hw/virtio/virtio-pci.c
@@ -1705,6 +1705,7 @@ static void virtio_pci_realize(PCIDevice *pci_dev, Error **errp)
      *
      *   region 0   --  virtio legacy io bar
      *   region 1   --  msi-x bar
+     *   region 2   --  virtio modern io bar (off by default)
      *   region 4+5 --  virtio modern memory (64bit) bar
      *
      */