1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright (c) 2009, 2010, Oracle and/or its affiliates. All rights reserved.
23  */
24 /*
25  * Copyright 2011, Nexenta Systems, Inc. All rights reserved.
26  */
27 #ifndef	_STMF_STATE_H
28 #define	_STMF_STATE_H
29 
30 #ifdef	__cplusplus
31 extern "C" {
32 #endif
33 
34 typedef struct stmf_state {
35 	kmutex_t		stmf_lock;
36 	kcondvar_t		stmf_cv;
37 	dev_info_t		*stmf_dip;
38 	stmf_i_lu_provider_t	*stmf_ilplist;
39 	stmf_i_port_provider_t	*stmf_ipplist;
40 	stmf_i_lu_t		*stmf_ilulist;
41 	stmf_i_local_port_t	*stmf_ilportlist;
42 	id_space_t		*stmf_ilport_inst_space;
43 	avl_tree_t		stmf_irportlist;
44 	id_space_t		*stmf_irport_inst_space;
45 	avl_tree_t		stmf_itl_kstat_list;
46 	int			stmf_nlps;
47 	int			stmf_npps;
48 	int			stmf_nlus;
49 	int			stmf_nlports;
50 	uint8_t			stmf_service_running:1,
51 				stmf_inventory_locked:1,
52 				stmf_exclusive_open:1,
53 				stmf_opened:1,
54 				stmf_process_initial_luns:1,
55 				rsvd:3;
56 	uint8_t			stmf_config_state; /* See stmf_ioctl.h */
57 	uint8_t			stmf_alua_state;
58 	uint16_t		stmf_alua_node;
59 	uint8_t			stmf_default_lu_state;
60 	uint8_t			stmf_default_lport_state;
61 	ddi_taskq_t		*stmf_svc_taskq;
62 	uint32_t		stmf_svc_flags;
63 	stmf_i_lu_t		*stmf_svc_ilu_draining;
64 	stmf_i_lu_t		*stmf_svc_ilu_timing;
65 	struct stmf_svc_req	*stmf_svc_active;
66 	struct stmf_svc_req	**stmf_svc_tailp;
67 
68 	stmf_id_list_t		stmf_hg_list;
69 	stmf_id_list_t		stmf_tg_list;
70 	stmf_id_list_t		stmf_luid_list;
71 
72 	stmf_ver_tg_t		*stmf_ver_tg_head;
73 
74 	stmf_pp_data_t		*stmf_ppdlist;
75 } stmf_state_t;
76 
77 /*
78  * svc flags
79  */
80 #define	STMF_SVC_STARTED		1
81 #define	STMF_SVC_ACTIVE			2
82 #define	STMF_SVC_TERMINATE		4
83 
84 /*
85  * svc request. We probably have to modify it once more services (and probably
86  * different types of services) are added to the stmf_svc_thread.
87  */
88 typedef struct stmf_svc_req {
89 	struct stmf_svc_req		*svc_next;
90 	int				svc_req_alloc_size;
91 	int				svc_cmd;
92 	void				*svc_obj;
93 	struct stmf_state_change_info	svc_info;
94 } stmf_svc_req_t;
95 
96 extern stmf_state_t stmf_state;
97 
98 #ifdef	__cplusplus
99 }
100 #endif
101 
102 #endif /* _STMF_STATE_H */
103