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, Version 1.0 only
6 * (the "License").  You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22/*
23 * Copyright (c) 2000-2001 by Sun Microsystems, Inc.
24 * All rights reserved.
25 */
26
27#ifndef _SYS_RSM_RSMPI_DRIVER_H
28#define	_SYS_RSM_RSMPI_DRIVER_H
29
30#pragma ident	"%Z%%M%	%I%	%E% SMI"
31
32#ifdef	__cplusplus
33extern "C" {
34#endif
35
36#include <sys/rsm/rsmpi.h>
37
38/*
39 * The following is information which each RSMPI driver must
40 * provide when registering with the RSMOPS module
41 */
42#define	MAX_DRVNAME	15
43
44typedef struct rsmops_registry {
45	unsigned int rsm_version;	/* version of the RSMPI driver */
46	char drv_name[MAX_DRVNAME+1];	/* name of the RSMPI driver */
47	int (*rsm_get_controller_handler)(const char *name,
48		uint_t number,
49		rsm_controller_object_t *pcontroller,
50		uint_t version);
51	int (*rsm_release_controller_handler)(const char *name,
52		uint_t number,
53		rsm_controller_object_t *pcontroller);
54	void (*rsm_thread_entry_pt)(const char *name /* name of driver */);
55} rsmops_registry_t;
56
57typedef struct rsmops_ctrl_registry {
58	uint_t	number;
59	int refcnt;		/* number of outstanding handles */
60	rsm_controller_attr_t *attrp;
61	rsm_controller_handle_t handle;
62	struct rsmops_ctrl_registry *next;
63	struct rsmops_drv_registry *p_drv;	/* back ptr to drvr struct */
64} rsmops_ctrl_t;
65
66typedef struct rsmops_drv_registry {
67	rsmops_registry_t drv;
68	int ctrl_cnt;	/* Number of controllers which have registered */
69	struct rsmops_drv_registry *next;
70	rsmops_ctrl_t *ctrl_head;
71	kthread_id_t thread_id;
72} rsmops_drv_t;
73
74int rsm_register_controller(const char *name,
75	uint_t number, rsm_controller_attr_t *attrp);
76
77int rsm_unregister_controller(const char *name, uint_t number);
78
79int rsm_register_driver(rsmops_registry_t *p_registry);
80int rsm_unregister_driver(rsmops_registry_t *p_registry);
81
82#ifdef	__cplusplus
83}
84#endif
85
86#endif	/* _SYS_RSM_RSMPI_DRIVER_H */
87