+typedef struct
+{
+ /* hw interface index */
+ u32 hw_if_index;
+
+ /* device instance */
+ u32 dev_instance;
+
+ /* index of thread pollling this queue */
+ u32 thread_index;
+
+ /* file index of queue interrupt line */
+ u32 file_index;
+
+ /* hardware queue identifier */
+ u32 queue_id;
+
+ /* mode */
+ vnet_hw_if_rx_mode mode : 8;
+#define VNET_HW_IF_RXQ_THREAD_ANY ~0
+#define VNET_HW_IF_RXQ_NO_RX_INTERRUPT ~0
+} vnet_hw_if_rx_queue_t;
+
+typedef struct
+{
+ u8 shared_queue : 1;
+ /* hw interface index */
+ u32 hw_if_index;
+
+ /* hardware queue identifier */
+ u32 queue_id;
+
+ /* bitmap of threads which use this queue */
+ clib_bitmap_t *threads;
+} vnet_hw_if_tx_queue_t;
+
+typedef enum
+{
+ VNET_HW_IF_TX_FRAME_HINT_NOT_CHAINED = (1 << 0),
+ VNET_HW_IF_TX_FRAME_HINT_NO_GSO = (1 << 1),
+ VNET_HW_IF_TX_FRAME_HINT_NO_CKSUM_OFFLOAD = (1 << 2),
+} vnet_hw_if_tx_frame_hint_t;
+
+typedef struct
+{
+ u8 shared_queue : 1;
+ vnet_hw_if_tx_frame_hint_t hints : 16;
+ u32 queue_id;
+} vnet_hw_if_tx_frame_t;
+
+typedef struct
+{
+ CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
+ vnet_hw_if_tx_frame_t frame;
+} vnet_hw_if_output_node_runtime_t;
+