libses.c revision 6316:40d5384cc8b2 
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/*
23 * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27#pragma ident	"%Z%%M%	%I%	%E% SMI"
28
29#include <scsi/libses.h>
30#include <scsi/libses_plugin.h>
31
32#include "libses_impl.h"
33
34/*ARGSUSED*/
35static int
36libses_parse_node(ses_plugin_t *sp, ses_node_t *np)
37{
38	nvlist_t *lid;
39	nvlist_t *props;
40	uint64_t id, type;
41	char csn[17];
42	const char *name;
43	int nverr;
44
45	props = ses_node_props(np);
46
47	if (nvlist_lookup_uint64(props, SES_PROP_ELEMENT_TYPE,
48	    &type) == 0 &&
49	    (name = ses_element_type_name(type)) != NULL) {
50		/*
51		 * Add a standard human-readable name for the element type.
52		 */
53		SES_NV_ADD(string, nverr, props,
54		    LIBSES_PROP_ELEMENT_TYPE_NAME, name);
55	}
56
57	if (ses_node_type(np) != SES_NODE_ENCLOSURE)
58		return (0);
59
60	/*
61	 * The only thing we do for all targets is fill in the default chassis
62	 * number from the enclosure logical ID.
63	 */
64	if (nvlist_lookup_nvlist(props, SES_EN_PROP_LID, &lid) != 0)
65		return (0);
66
67	VERIFY(nvlist_lookup_uint64(lid, SPC3_NAA_INT, &id) == 0);
68
69	(void) snprintf(csn, sizeof (csn), "%llx", id);
70	SES_NV_ADD(string, nverr, props, LIBSES_EN_PROP_CSN, csn);
71
72	return (0);
73}
74
75int
76_ses_init(ses_plugin_t *sp)
77{
78	ses_plugin_config_t config = {
79		.spc_node_parse = libses_parse_node
80	};
81
82	return (ses_plugin_register(sp, LIBSES_PLUGIN_VERSION,
83	    &config) != 0);
84}
85
86/*
87 * libses must be loaded after ses2.
88 */
89int
90_ses_priority(void)
91{
92	return (1);
93}
94