1 /*
2 * This file and its contents are supplied under the terms of the
3 * Common Development and Distribution License ("CDDL"), version 1.0.
4 * You may only use this file in accordance with the terms of version
5 * 1.0 of the CDDL.
6 *
7 * A full copy of the text of the CDDL should have accompanied this
8 * source. A copy of the CDDL is also available via the Internet at
9 * http://www.illumos.org/license/CDDL.
10 */
11
12 /*
13 * Copyright (c) 2017, Joyent, Inc.
14 */
15
16 #include <sys/fm/protocol.h>
17 #include <fm/topo_mod.h>
18 #include <fm/topo_list.h>
19 #include <fm/topo_method.h>
20
21 #include <topo_port.h>
22
23 /*
24 * Common routines to create port entries in the topology tree.
25 */
26
27 static const topo_pgroup_info_t port_pgroup = {
28 TOPO_PGROUP_PORT,
29 TOPO_STABILITY_PRIVATE,
30 TOPO_STABILITY_PRIVATE,
31 1
32 };
33
34 int
port_range_create(topo_mod_t * mod,tnode_t * pnode,topo_instance_t min,topo_instance_t max)35 port_range_create(topo_mod_t *mod, tnode_t *pnode, topo_instance_t min,
36 topo_instance_t max)
37 {
38 return (topo_node_range_create(mod, pnode, PORT, min, max));
39 }
40
41 /*
42 * Create a port node, specifying the type of port it is. This will create the
43 * common port property group and populate it. The caller will need to populate
44 * the port-specific property group as needed.
45 */
46 static tnode_t *
port_create_common(topo_mod_t * mod,tnode_t * pnode,topo_instance_t inst,const char * type)47 port_create_common(topo_mod_t *mod, tnode_t *pnode, topo_instance_t inst,
48 const char *type)
49 {
50 int err;
51 tnode_t *tn = NULL;
52 nvlist_t *fmri = NULL, *auth = NULL, *presource = NULL;
53
54 if (type == NULL) {
55 topo_mod_dprintf(mod, "port_create_common missing type "
56 "argument\n");
57 goto error;
58 }
59
60 if ((auth = topo_mod_auth(mod, pnode)) == NULL) {
61 topo_mod_dprintf(mod, "topo_mod_auth() failed: %s\n",
62 topo_mod_errmsg(mod));
63 goto error;
64 }
65
66 if ((fmri = topo_mod_hcfmri(mod, pnode, FM_HC_SCHEME_VERSION, PORT,
67 inst, NULL, auth, NULL, NULL, NULL)) == NULL) {
68 topo_mod_dprintf(mod, "topo_mod_hcfmri() failed: %s\n",
69 topo_mod_errmsg(mod));
70 goto error;
71 }
72
73 if ((tn = topo_node_bind(mod, pnode, PORT, inst, fmri)) == NULL) {
74 topo_mod_dprintf(mod, "topo_node_bind() failed: %s\n",
75 topo_mod_errmsg(mod));
76 goto error;
77 }
78
79 /*
80 * The FRU is always set to the FMRI of the parent device for a port.
81 */
82 if (topo_node_resource(pnode, &presource, &err) != 0) {
83 topo_mod_dprintf(mod, "topo_node_resource() failed: %s\n",
84 topo_strerror(err));
85 goto error;
86 }
87
88 if (topo_node_fru_set(tn, presource, 0, &err) != 0) {
89 topo_mod_dprintf(mod, "topo_node_fru_set() failed: %s\n",
90 topo_strerror(err));
91 goto error;
92 }
93
94 if (topo_pgroup_create(tn, &port_pgroup, &err) != 0) {
95 topo_mod_dprintf(mod, "failed to create property group %s: "
96 "%s\n", TOPO_PGROUP_PORT, topo_strerror(err));
97 goto error;
98 }
99
100 if (topo_prop_set_string(tn, TOPO_PGROUP_PORT, TOPO_PROP_PORT_TYPE,
101 TOPO_PROP_IMMUTABLE, type, &err) != 0) {
102 topo_mod_dprintf(mod, "failed to set %s property: %s\n",
103 TOPO_PROP_PORT_TYPE, topo_strerror(err));
104 goto error;
105 }
106
107 nvlist_free(fmri);
108 nvlist_free(auth);
109 nvlist_free(presource);
110 return (tn);
111 error:
112 topo_node_unbind(tn);
113 nvlist_free(fmri);
114 nvlist_free(auth);
115 nvlist_free(presource);
116 return (NULL);
117 }
118
119 int
port_create_sff(topo_mod_t * mod,tnode_t * pnode,topo_instance_t inst,tnode_t ** nodep)120 port_create_sff(topo_mod_t *mod, tnode_t *pnode, topo_instance_t inst,
121 tnode_t **nodep)
122 {
123 tnode_t *tn;
124
125 tn = port_create_common(mod, pnode, inst, TOPO_PROP_PORT_TYPE_SFF);
126 if (tn == NULL)
127 return (-1);
128 *nodep = tn;
129 return (0);
130 }
131