120  * Create new instance of HCI node (new unit)
126 	ng_hci_unit_p	unit = NULL;  in ng_hci_constructor()  local
128 	unit = malloc(sizeof(*unit), M_NETGRAPH_HCI, M_WAITOK | M_ZERO);  in ng_hci_constructor()
130 	unit->node = node;  in ng_hci_constructor()
131 	unit->debug = NG_HCI_WARN_LEVEL;  in ng_hci_constructor()
133 	unit->link_policy_mask = 0xffff; /* Enable all supported modes */  in ng_hci_constructor()
134 	unit->packet_mask = 0xffff; /* Enable all packet types */  in ng_hci_constructor()
135 	unit->role_switch = 1; /* Enable role switch (if device supports it) */  in ng_hci_constructor()
145 	NG_HCI_BUFF_CMD_SET(unit->buffer, 1);  in ng_hci_constructor()
146 	NG_HCI_BUFF_ACL_SET(unit->buffer, 1, 17, 1);    in ng_hci_constructor()
147 	NG_HCI_BUFF_SCO_SET(unit->buffer, 1, 10, 1);  in ng_hci_constructor()
150 	ng_callout_init(&unit->cmd_timo);  in ng_hci_constructor()
151 	NG_BT_MBUFQ_INIT(&unit->cmdq, NG_HCI_CMD_QUEUE_LEN);  in ng_hci_constructor()
154 	LIST_INIT(&unit->con_list);  in ng_hci_constructor()
155 	LIST_INIT(&unit->neighbors);  in ng_hci_constructor()
163 	NG_NODE_SET_PRIVATE(node, unit);  in ng_hci_constructor()
175 	ng_hci_unit_p	unit = (ng_hci_unit_p) NG_NODE_PRIVATE(node);  in ng_hci_shutdown()  local
180 	unit->node = NULL;  in ng_hci_shutdown()
181 	ng_hci_unit_clean(unit, 0x16 /* Connection terminated by local host */);  in ng_hci_shutdown()
183 	NG_BT_MBUFQ_DESTROY(&unit->cmdq);  in ng_hci_shutdown()
185 	bzero(unit, sizeof(*unit));  in ng_hci_shutdown()
186 	free(unit, M_NETGRAPH_HCI);  in ng_hci_shutdown()
192  * Give our OK for a hook to be added. Unit driver is connected to the driver 
200 	ng_hci_unit_p	 unit = (ng_hci_unit_p) NG_NODE_PRIVATE(node);  in ng_hci_newhook()  local
204 		h = &unit->drv;  in ng_hci_newhook()
206 		h = &unit->acl;  in ng_hci_newhook()
208 		h = &unit->sco;  in ng_hci_newhook()
210 		h = &unit->raw;  in ng_hci_newhook()
229 	ng_hci_unit_p	unit = (ng_hci_unit_p) NG_NODE_PRIVATE(NG_HOOK_NODE(hook));  in ng_hci_connect()  local
231 	if (hook != unit->drv) {  in ng_hci_connect()
232 		if (hook == unit->acl) {  in ng_hci_connect()
235 		} else if (hook == unit->sco) {  in ng_hci_connect()
242 		if (hook != unit->raw)   in ng_hci_connect()
243 			ng_send_fn(unit->node, hook, ng_hci_node_is_up, NULL,0);  in ng_hci_connect()
245 		unit->state |= NG_HCI_UNIT_CONNECTED;  in ng_hci_connect()
257 	ng_hci_unit_p	 unit = (ng_hci_unit_p) NG_NODE_PRIVATE(NG_HOOK_NODE(hook));  in ng_hci_disconnect()  local
259 	if (hook == unit->acl)  in ng_hci_disconnect()
260 		unit->acl = NULL;  in ng_hci_disconnect()
261 	else if (hook == unit->sco)  in ng_hci_disconnect()
262 		unit->sco = NULL;  in ng_hci_disconnect()
263 	else if (hook == unit->raw)  in ng_hci_disconnect()
264 		unit->raw = NULL;  in ng_hci_disconnect()
265 	else if (hook == unit->drv) {  in ng_hci_disconnect()
266 		unit->drv = NULL;  in ng_hci_disconnect()
269 		ng_hci_unit_clean(unit, 0x16);  in ng_hci_disconnect()
270 		unit->state &= ~(NG_HCI_UNIT_CONNECTED|NG_HCI_UNIT_INITED);  in ng_hci_disconnect()
293 	ng_hci_unit_p	 unit = (ng_hci_unit_p) NG_NODE_PRIVATE(node);  in ng_hci_default_rcvmsg()  local
313 			NG_HCI_BUFF_CMD_GET(unit->buffer, cmd_avail);  in ng_hci_default_rcvmsg()
315 			NG_HCI_BUFF_ACL_AVAIL(unit->buffer, acl_avail);  in ng_hci_default_rcvmsg()
316 			NG_HCI_BUFF_ACL_TOTAL(unit->buffer, acl_total);  in ng_hci_default_rcvmsg()
317 			NG_HCI_BUFF_ACL_SIZE(unit->buffer, acl_size);  in ng_hci_default_rcvmsg()
319 			NG_HCI_BUFF_SCO_AVAIL(unit->buffer, sco_avail);  in ng_hci_default_rcvmsg()
320 			NG_HCI_BUFF_SCO_TOTAL(unit->buffer, sco_total);  in ng_hci_default_rcvmsg()
321 			NG_HCI_BUFF_SCO_SIZE(unit->buffer, sco_size);  in ng_hci_default_rcvmsg()
329 				unit->bdaddr.b[5], unit->bdaddr.b[4],  in ng_hci_default_rcvmsg()
330 				unit->bdaddr.b[3], unit->bdaddr.b[2],  in ng_hci_default_rcvmsg()
331 				unit->bdaddr.b[1], unit->bdaddr.b[0],  in ng_hci_default_rcvmsg()
332 				(unit->drv != NULL)? NG_HCI_HOOK_DRV : "",  in ng_hci_default_rcvmsg()
333 				(unit->acl != NULL)? NG_HCI_HOOK_ACL : "",  in ng_hci_default_rcvmsg()
334 				(unit->sco != NULL)? NG_HCI_HOOK_SCO : "",  in ng_hci_default_rcvmsg()
335 				(unit->raw != NULL)? NG_HCI_HOOK_RAW : "",  in ng_hci_default_rcvmsg()
336 				unit->state,  in ng_hci_default_rcvmsg()
337 				NG_BT_MBUFQ_LEN(&unit->cmdq),  in ng_hci_default_rcvmsg()
353 			NG_MKRESPONSE(rsp, msg, sizeof(unit->state), M_NOWAIT);  in ng_hci_default_rcvmsg()
359 			*((ng_hci_node_state_ep *)(rsp->data)) = unit->state;  in ng_hci_default_rcvmsg()
364 			if (bcmp(&unit->bdaddr, NG_HCI_BDADDR_ANY,  in ng_hci_default_rcvmsg()
370 			unit->state |= NG_HCI_UNIT_INITED;  in ng_hci_default_rcvmsg()
372 			ng_hci_node_is_up(unit->node, unit->acl, NULL, 0);  in ng_hci_default_rcvmsg()
373 			ng_hci_node_is_up(unit->node, unit->sco, NULL, 0);  in ng_hci_default_rcvmsg()
378 			NG_MKRESPONSE(rsp, msg, sizeof(unit->debug), M_NOWAIT);  in ng_hci_default_rcvmsg()
384 			*((ng_hci_node_debug_ep *)(rsp->data)) = unit->debug;  in ng_hci_default_rcvmsg()
394 			unit->debug = *((ng_hci_node_debug_ep *)(msg->data));  in ng_hci_default_rcvmsg()
410 			NG_HCI_BUFF_CMD_GET(unit->buffer, ep->cmd_free);  in ng_hci_default_rcvmsg()
411 			NG_HCI_BUFF_ACL_AVAIL(unit->buffer, ep->acl_free);  in ng_hci_default_rcvmsg()
412 			NG_HCI_BUFF_ACL_TOTAL(unit->buffer, ep->acl_pkts);  in ng_hci_default_rcvmsg()
413 			NG_HCI_BUFF_ACL_SIZE(unit->buffer, ep->acl_size);  in ng_hci_default_rcvmsg()
414 			NG_HCI_BUFF_SCO_AVAIL(unit->buffer, ep->sco_free);  in ng_hci_default_rcvmsg()
415 			NG_HCI_BUFF_SCO_TOTAL(unit->buffer, ep->sco_pkts);  in ng_hci_default_rcvmsg()
416 			NG_HCI_BUFF_SCO_SIZE(unit->buffer, ep->sco_size);  in ng_hci_default_rcvmsg()
427 			bcopy(&unit->bdaddr, rsp->data, sizeof(bdaddr_t));  in ng_hci_default_rcvmsg()
432 			NG_MKRESPONSE(rsp,msg,sizeof(unit->features),M_NOWAIT);  in ng_hci_default_rcvmsg()
438 			bcopy(&unit->features,rsp->data,sizeof(unit->features));  in ng_hci_default_rcvmsg()
443 			NG_MKRESPONSE(rsp, msg, sizeof(unit->stat), M_NOWAIT);  in ng_hci_default_rcvmsg()
449 			bcopy(&unit->stat, rsp->data, sizeof(unit->stat));  in ng_hci_default_rcvmsg()
454 			NG_HCI_STAT_RESET(unit->stat);  in ng_hci_default_rcvmsg()
459 			ng_hci_flush_neighbor_cache(unit);  in ng_hci_default_rcvmsg()
470 			for (n = LIST_FIRST(&unit->neighbors); n != NULL; ) {  in ng_hci_default_rcvmsg()
496 			LIST_FOREACH(n, &unit->neighbors, next) {  in ng_hci_default_rcvmsg()
523 			LIST_FOREACH(c, &unit->con_list, next)  in ng_hci_default_rcvmsg()
541 			LIST_FOREACH(c, &unit->con_list, next) {  in ng_hci_default_rcvmsg()
564 			NG_MKRESPONSE(rsp, msg, sizeof(unit->link_policy_mask),  in ng_hci_default_rcvmsg()
572 				unit->link_policy_mask;  in ng_hci_default_rcvmsg()
583 			unit->link_policy_mask =   in ng_hci_default_rcvmsg()
590 			NG_MKRESPONSE(rsp, msg, sizeof(unit->packet_mask),  in ng_hci_default_rcvmsg()
598 				unit->packet_mask;  in ng_hci_default_rcvmsg()
609 			unit->packet_mask =   in ng_hci_default_rcvmsg()
615 			NG_MKRESPONSE(rsp, msg, sizeof(unit->role_switch),  in ng_hci_default_rcvmsg()
623 				unit->role_switch;  in ng_hci_default_rcvmsg()
634 			unit->role_switch =   in ng_hci_default_rcvmsg()
664 	ng_hci_unit_p	unit = (ng_hci_unit_p) NG_NODE_PRIVATE(node);  in ng_hci_upper_rcvmsg()  local
671 			error = ng_hci_lp_con_req(unit, item, lasthook);  in ng_hci_upper_rcvmsg()
675 			error = ng_hci_lp_discon_req(unit, item, lasthook);  in ng_hci_upper_rcvmsg()
679 			error = ng_hci_lp_con_rsp(unit, item, lasthook);  in ng_hci_upper_rcvmsg()
683 			error = ng_hci_lp_qos_req(unit, item, lasthook);  in ng_hci_upper_rcvmsg()
708 	ng_hci_unit_p	 unit = (ng_hci_unit_p) NG_NODE_PRIVATE(NG_HOOK_NODE(hook));  in ng_hci_drv_rcvdata()  local
716 	NG_HCI_STAT_BYTES_RECV(unit->stat, m->m_pkthdr.len);  in ng_hci_drv_rcvdata()
719 	ng_hci_mtap(unit, m);  in ng_hci_drv_rcvdata()
729 		NG_HCI_STAT_ACL_RECV(unit->stat);  in ng_hci_drv_rcvdata()
731 		if ((unit->state & NG_HCI_UNIT_READY) != NG_HCI_UNIT_READY ||  in ng_hci_drv_rcvdata()
732 		    unit->acl == NULL || NG_HOOK_NOT_VALID(unit->acl)) {  in ng_hci_drv_rcvdata()
735 				__func__, NG_NODE_NAME(unit->node),   in ng_hci_drv_rcvdata()
736 				unit->state, unit->acl);  in ng_hci_drv_rcvdata()
740 			NG_FWD_ITEM_HOOK(error, item, unit->acl);  in ng_hci_drv_rcvdata()
744 		NG_HCI_STAT_SCO_RECV(unit->stat);  in ng_hci_drv_rcvdata()
746 		if ((unit->state & NG_HCI_UNIT_READY) != NG_HCI_UNIT_READY ||  in ng_hci_drv_rcvdata()
747 		    unit->sco == NULL || NG_HOOK_NOT_VALID(unit->sco)) {  in ng_hci_drv_rcvdata()
750 				__func__, NG_NODE_NAME(unit->node),   in ng_hci_drv_rcvdata()
751 				unit->state, unit->sco);  in ng_hci_drv_rcvdata()
755 			NG_FWD_ITEM_HOOK(error, item, unit->sco);  in ng_hci_drv_rcvdata()
759 		NG_HCI_STAT_EVNT_RECV(unit->stat);  in ng_hci_drv_rcvdata()
765 		error = ng_hci_process_event(unit, m);  in ng_hci_drv_rcvdata()
771 			__func__, NG_NODE_NAME(unit->node),  in ng_hci_drv_rcvdata()
791 	ng_hci_unit_p		 unit = (ng_hci_unit_p) NG_NODE_PRIVATE(NG_HOOK_NODE(hook));  in ng_hci_acl_rcvdata()  local
797 	NG_HCI_BUFF_ACL_SIZE(unit->buffer, size);  in ng_hci_acl_rcvdata()
804 			__func__, NG_NODE_NAME(unit->node),  in ng_hci_acl_rcvdata()
814 			__func__, NG_NODE_NAME(unit->node),   in ng_hci_acl_rcvdata()
834 			__func__, NG_NODE_NAME(unit->node),   in ng_hci_acl_rcvdata()
842 	con = ng_hci_con_by_handle(unit, con_handle);  in ng_hci_acl_rcvdata()
846 "con_handle=%d\n",	__func__, NG_NODE_NAME(unit->node), con_handle);  in ng_hci_acl_rcvdata()
855 "link_type=%d\n",	__func__, NG_NODE_NAME(unit->node),   in ng_hci_acl_rcvdata()
865 "con_handle=%d\n",	 __func__, NG_NODE_NAME(unit->node),   in ng_hci_acl_rcvdata()
875 			 __func__, NG_NODE_NAME(unit->node), con_handle,   in ng_hci_acl_rcvdata()
890 	ng_hci_send_data(unit);  in ng_hci_acl_rcvdata()
908 	ng_hci_unit_p		 unit = (ng_hci_unit_p) NG_NODE_PRIVATE(NG_HOOK_NODE(hook));  in ng_hci_sco_rcvdata()  local
914 	NG_HCI_BUFF_SCO_SIZE(unit->buffer, size);  in ng_hci_sco_rcvdata()
922 			__func__, NG_NODE_NAME(unit->node),  in ng_hci_sco_rcvdata()
933 			__func__, NG_NODE_NAME(unit->node),   in ng_hci_sco_rcvdata()
953 			__func__, NG_NODE_NAME(unit->node),   in ng_hci_sco_rcvdata()
961 	con = ng_hci_con_by_handle(unit, con_handle);  in ng_hci_sco_rcvdata()
965 "con_handle=%d\n",	__func__, NG_NODE_NAME(unit->node), con_handle);  in ng_hci_sco_rcvdata()
974 "link_type=%d\n",	__func__, NG_NODE_NAME(unit->node),   in ng_hci_sco_rcvdata()
984 "con_handle=%d\n",	__func__, NG_NODE_NAME(unit->node),   in ng_hci_sco_rcvdata()
994 			__func__, NG_NODE_NAME(unit->node), con_handle,   in ng_hci_sco_rcvdata()
1009 	ng_hci_send_data(unit);  in ng_hci_sco_rcvdata()
1027 	ng_hci_unit_p	 unit = (ng_hci_unit_p) NG_NODE_PRIVATE(NG_HOOK_NODE(hook));  in ng_hci_raw_rcvdata()  local
1038 			__func__, NG_NODE_NAME(unit->node),  in ng_hci_raw_rcvdata()
1048 			__func__, NG_NODE_NAME(unit->node), m->m_pkthdr.len);  in ng_hci_raw_rcvdata()
1064 			__func__, NG_NODE_NAME(unit->node), m->m_pkthdr.len,  in ng_hci_raw_rcvdata()
1074 			__func__, NG_NODE_NAME(unit->node));  in ng_hci_raw_rcvdata()
1080 	if (NG_BT_MBUFQ_FULL(&unit->cmdq)) {  in ng_hci_raw_rcvdata()
1083 			__func__, NG_NODE_NAME(unit->node), m->m_pkthdr.len,   in ng_hci_raw_rcvdata()
1084 			NG_BT_MBUFQ_LEN(&unit->cmdq));  in ng_hci_raw_rcvdata()
1086 		NG_BT_MBUFQ_DROP(&unit->cmdq);  in ng_hci_raw_rcvdata()
1093 	NG_BT_MBUFQ_ENQUEUE(&unit->cmdq, m);  in ng_hci_raw_rcvdata()
1096 	if (!(unit->state & NG_HCI_UNIT_COMMAND_PENDING))  in ng_hci_raw_rcvdata()
1097 		error = ng_hci_send_command(unit);  in ng_hci_raw_rcvdata()