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 /*
28  * Create a generic topology node for a given PRI node.
29  */
30 #include <sys/types.h>
31 #include <strings.h>
32 #include <sys/fm/protocol.h>
33 #include <fm/topo_mod.h>
34 #include <fm/topo_hc.h>
35 #include "pi_impl.h"
36 
37 #define	_ENUM_NAME	"enum_generic"
38 
39 /* Topo methods definitions */
40 extern nvlist_t *pi_meths;
41 
42 int
pi_enum_generic(topo_mod_t * mod,md_t * mdp,mde_cookie_t mde_node,topo_instance_t inst,tnode_t * t_parent,const char * hc_name,tnode_t ** t_node)43 pi_enum_generic(topo_mod_t *mod, md_t *mdp, mde_cookie_t mde_node,
44     topo_instance_t inst, tnode_t *t_parent, const char *hc_name,
45     tnode_t **t_node)
46 {
47 	int		result;
48 
49 	/*
50 	 * For a generic node that is not a top-level node, we use the
51 	 * same parent topology node to generate the FMRI as well as
52 	 * to bind the new node.
53 	 */
54 	result = pi_enum_generic_impl(mod, mdp, mde_node, inst, t_parent,
55 	    t_parent, hc_name, _ENUM_NAME, t_node, 0);
56 
57 	return (result);
58 }
59 
60 
61 /*
62  * Create a generic topo node based on the PRI information in the machine
63  * description information.
64  */
65 int
pi_enum_generic_impl(topo_mod_t * mod,md_t * mdp,mde_cookie_t mde_node,topo_instance_t inst,tnode_t * t_bindparent,tnode_t * t_fmriparent,const char * hc_name,const char * enum_name,tnode_t ** t_node,int flag)66 pi_enum_generic_impl(topo_mod_t *mod, md_t *mdp, mde_cookie_t mde_node,
67     topo_instance_t inst, tnode_t *t_bindparent, tnode_t *t_fmriparent,
68     const char *hc_name, const char *enum_name, tnode_t **t_node, int flag)
69 {
70 	nvlist_t	*fmri;
71 	nvlist_t	*auth;
72 	uint64_t	maddr;
73 	char		*serial = NULL;
74 
75 	topo_mod_dprintf(mod, "%s adding entry for node_0x%llx type %s\n",
76 	    enum_name, (uint64_t)mde_node, hc_name);
77 
78 	if (t_bindparent == NULL) {
79 		topo_mod_dprintf(mod,
80 		    "%s called with NULL parent for node_0x%llx type %s\n",
81 		    enum_name, (uint64_t)mde_node, hc_name);
82 		return (-1);
83 	}
84 
85 	/* Create the FMRI for this node */
86 	auth = topo_mod_auth(mod, t_bindparent);
87 	if (flag & SUN4VPI_ENUM_ADD_SERIAL)
88 		serial = pi_get_serial(mod, mdp, mde_node);
89 
90 	fmri = topo_mod_hcfmri(mod, t_fmriparent, FM_HC_SCHEME_VERSION, hc_name,
91 	    inst, NULL, auth, NULL, NULL, serial);
92 
93 	if (serial != NULL)
94 		topo_mod_strfree(mod, serial);
95 	nvlist_free(auth);
96 
97 	if (fmri == NULL) {
98 		topo_mod_dprintf(mod,
99 		    "%s failed to create fmri node_0x%llx: %s\n", enum_name,
100 		    (uint64_t)mde_node, topo_strerror(topo_mod_errno(mod)));
101 		return (-1);
102 	}
103 
104 	/* Bind this node to the parent */
105 	*t_node = pi_node_bind(mod, mdp, mde_node, t_bindparent, hc_name, inst,
106 	    fmri);
107 	nvlist_free(fmri);
108 	if (*t_node == NULL) {
109 		topo_mod_dprintf(mod,
110 		    "%s failed to bind node_0x%llx instance %d: %s\n",
111 		    enum_name, (uint64_t)mde_node, (uint32_t)inst,
112 		    topo_strerror(topo_mod_errno(mod)));
113 		return (-1);
114 	}
115 
116 	/* Register topo methods that match hc_name */
117 	if (nvlist_lookup_uint64(pi_meths, hc_name, &maddr) == 0 &&
118 	    topo_method_register(mod, *t_node,
119 	    (topo_method_t *)(uintptr_t)maddr) != 0)
120 		topo_mod_dprintf(mod,
121 		    "failed to register methods for node_0x%llx type %s\n",
122 		    (uint64_t)mde_node, hc_name);
123 
124 	topo_mod_dprintf(mod, "%s added node_0x%llx type %s\n",
125 	    enum_name, (uint64_t)mde_node, hc_name);
126 
127 	return (0);
128 }
129