comstar/stmf/stmf_state.h

	stmf_state.h revision 4b31676f89e318c11400fc0c4defc802da29222f
/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License (the "License").
 * You may not use this file except in compliance with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright (c) 2009, 2010, Oracle and/or its affiliates. All rights reserved.
 */
#ifndef _STMF_STATE_H
#define _STMF_STATE_H

#ifdef  __cplusplus
extern "C" {
#endif

typedef struct stmf_state {
    kmutex_t        stmf_lock;
    kcondvar_t      stmf_cv;
    dev_info_t      *stmf_dip;
    stmf_i_lu_provider_t    *stmf_ilplist;
    stmf_i_port_provider_t  *stmf_ipplist;
    stmf_i_lu_t     *stmf_ilulist;
    stmf_i_local_port_t *stmf_ilportlist;
    id_space_t      *stmf_ilport_inst_space;
    avl_tree_t      stmf_irportlist;
    id_space_t      *stmf_irport_inst_space;
    avl_tree_t      stmf_itl_kstat_list;
    int         stmf_nlps;
    int         stmf_npps;
    int         stmf_nlus;
    int         stmf_nlports;
    uint8_t         stmf_service_running:1,
                stmf_inventory_locked:1,
                stmf_exclusive_open:1,
                stmf_opened:1,
                stmf_process_initial_luns:1,
                rsvd:3;
    uint8_t         stmf_config_state; /* See stmf_ioctl.h */
    uint8_t         stmf_alua_state;
    uint16_t        stmf_alua_node;
    uint8_t         stmf_default_lu_state;
    uint8_t         stmf_default_lport_state;
    ddi_taskq_t     *stmf_svc_taskq;
    uint32_t        stmf_svc_flags;
    stmf_i_lu_t     *stmf_svc_ilu_draining;
    stmf_i_lu_t     *stmf_svc_ilu_timing;
    struct stmf_svc_req *stmf_svc_active;
    struct stmf_svc_req *stmf_svc_waiting;

    stmf_id_list_t      stmf_hg_list;
    stmf_id_list_t      stmf_tg_list;
    stmf_id_list_t      stmf_luid_list;

    stmf_ver_tg_t       *stmf_ver_tg_head;

    stmf_pp_data_t      *stmf_ppdlist;
} stmf_state_t;

/*
 * svc flags
 */
#define STMF_SVC_STARTED        1
#define STMF_SVC_ACTIVE         2
#define STMF_SVC_TERMINATE      4

/*
 * svc request. We probably have to modify it once more services (and probably
 * different types of services) are added to the stmf_svc_thread.
 */
typedef struct stmf_svc_req {
    struct stmf_svc_req     *svc_next;
    int             svc_req_alloc_size;
    int             svc_cmd;
    void                *svc_obj;
    struct stmf_state_change_info   svc_info;
} stmf_svc_req_t;

extern stmf_state_t stmf_state;

#ifdef  __cplusplus
}
#endif

#endif /* _STMF_STATE_H */