dev/netmap/netmap_kern.h

319 /* passes a packet up to the host stack.
323  * the entire chain to the host stack.
390  *			In TX rings (used for NIC or host stack ports)
401  * for NIC rings, and for TX rings attached to the host stack.
403  * RX rings attached to the host stack use an mbq (rx_queue) on both
428 #define NKR_FORWARD	0x4		/* (host ring only) there are
433 					 *  by ptnetmap host ports)
520 	 * of the host tx(rx) ring to netmap_txsync_to_host
661  * a VALE port, Tx ring for the host stack or NIC), slots
746 #define NAF_HOST_RINGS  64	/* the adapter supports the host rings */
751 #define NAF_HOST_ALL	2048	/* the adapter wants as many host rings as hw */
762 	u_int num_host_rx_rings; /* number of host receive rings */
763 	u_int num_host_tx_rings; /* number of host transmit rings */
770 	 * N for the hardware rings and K for the host rings.
846 	 *	but for NIC/host ports attached to a switch (or vice-versa)
874 	 *      that can be used to connect the adapter host rings to the
889 	/* adapter used to attach the host rings of this adapter
1110  *   The bridge wrapper may optionally connect the hwna 'host' rings
1112  *   bridge and connecting it to the 'host' netmap_vp_adapter
1113  *   contained in the netmap_bwrap_adapter. The brwap host adapter
1114  *   cross-links the hwna host rings in the same way as shown above.
1116  * - packets coming from the bridge and directed to the host stack
1117  *   are handled by the bwrap host notify callback
1120  * - packets coming from the host stack are still handled by the
1122  *   but are diverted to the host adapter depending on the ring number.
1127 	struct netmap_vp_adapter host;  /* for host rings */
1435  * from host kring.
1437  * CSB between host and guest.
1668 	NM_DEBUG_HOST = 0x2,            /* debug host stack */
2273 /* Type used to store a checksum (in host byte order) that hasn't been
2373 	/* Update hwcur and hwtail as known by the host. */