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 * Copyright 2009 Sun Microsystems, Inc. All rights reserved.
23 * Use is subject to license terms.
24 * Copyright 2011 Joyent, Inc. All rights reserved.
25 */
26
27 /*
28 * Data-Link Services Module
29 */
30
31 #include <sys/dld_impl.h>
32 #include <sys/mac_ether.h>
33
34 /*
35 * structure for link kstats
36 */
37 typedef struct {
38 kstat_named_t dk_ifspeed;
39 kstat_named_t dk_multircv;
40 kstat_named_t dk_brdcstrcv;
41 kstat_named_t dk_multixmt;
42 kstat_named_t dk_brdcstxmt;
43 kstat_named_t dk_norcvbuf;
44 kstat_named_t dk_ierrors;
45 kstat_named_t dk_noxmtbuf;
46 kstat_named_t dk_oerrors;
47 kstat_named_t dk_collisions;
48 kstat_named_t dk_rbytes;
49 kstat_named_t dk_ipackets;
50 kstat_named_t dk_obytes;
51 kstat_named_t dk_opackets;
52 kstat_named_t dk_rbytes64;
53 kstat_named_t dk_ipackets64;
54 kstat_named_t dk_obytes64;
55 kstat_named_t dk_opackets64;
56 kstat_named_t dk_link_state;
57 kstat_named_t dk_link_duplex;
58 kstat_named_t dk_unknowns;
59 kstat_named_t dk_zonename;
60 } dls_kstat_t;
61
62 /*
63 * Exported functions.
64 */
65 int
66 dls_stat_update(kstat_t *ksp, dls_link_t *dlp, int rw)
67 {
68 dls_kstat_t *dkp = ksp->ks_data;
69
70 if (rw != KSTAT_READ)
71 return (EACCES);
72
73 dkp->dk_ifspeed.value.ui64 = mac_stat_get(dlp->dl_mh, MAC_STAT_IFSPEED);
74 dkp->dk_multircv.value.ui32 = mac_stat_get(dlp->dl_mh,
75 MAC_STAT_MULTIRCV);
76 dkp->dk_brdcstrcv.value.ui32 = mac_stat_get(dlp->dl_mh,
77 MAC_STAT_BRDCSTRCV);
78 dkp->dk_multixmt.value.ui32 = mac_stat_get(dlp->dl_mh,
79 MAC_STAT_MULTIXMT);
80 dkp->dk_brdcstxmt.value.ui32 = mac_stat_get(dlp->dl_mh,
81 MAC_STAT_BRDCSTXMT);
82 dkp->dk_norcvbuf.value.ui32 = mac_stat_get(dlp->dl_mh,
83 MAC_STAT_NORCVBUF);
84 dkp->dk_ierrors.value.ui32 = mac_stat_get(dlp->dl_mh, MAC_STAT_IERRORS);
85 dkp->dk_noxmtbuf.value.ui32 = mac_stat_get(dlp->dl_mh,
86 MAC_STAT_NOXMTBUF);
87 dkp->dk_oerrors.value.ui32 = mac_stat_get(dlp->dl_mh, MAC_STAT_OERRORS);
88 dkp->dk_collisions.value.ui32 = mac_stat_get(dlp->dl_mh,
89 MAC_STAT_COLLISIONS);
90 dkp->dk_rbytes.value.ui32 = mac_stat_get(dlp->dl_mh, MAC_STAT_RBYTES);
91 dkp->dk_ipackets.value.ui32 = mac_stat_get(dlp->dl_mh,
92 MAC_STAT_IPACKETS);
93 dkp->dk_obytes.value.ui32 = mac_stat_get(dlp->dl_mh, MAC_STAT_OBYTES);
94 dkp->dk_opackets.value.ui32 = mac_stat_get(dlp->dl_mh,
95 MAC_STAT_OPACKETS);
96 dkp->dk_rbytes64.value.ui64 = mac_stat_get(dlp->dl_mh, MAC_STAT_RBYTES);
97 dkp->dk_ipackets64.value.ui64 = mac_stat_get(dlp->dl_mh,
98 MAC_STAT_IPACKETS);
99 dkp->dk_obytes64.value.ui64 = mac_stat_get(dlp->dl_mh, MAC_STAT_OBYTES);
100 dkp->dk_opackets64.value.ui64 = mac_stat_get(dlp->dl_mh,
101 MAC_STAT_OPACKETS);
102 dkp->dk_link_state.value.ui32 = mac_stat_get(dlp->dl_mh,
103 MAC_STAT_LINK_STATE);
104
105 /*
106 * Ethernet specific kstat "link_duplex"
107 */
108 if (dlp->dl_mip->mi_nativemedia != DL_ETHER) {
109 dkp->dk_link_duplex.value.ui32 = LINK_DUPLEX_UNKNOWN;
110 } else {
111 dkp->dk_link_duplex.value.ui32 =
112 (uint32_t)mac_stat_get(dlp->dl_mh, ETHER_STAT_LINK_DUPLEX);
113 }
114
115 dkp->dk_unknowns.value.ui32 = dlp->dl_unknowns;
116
117 return (0);
118 }
119
120 int
121 dls_stat_create(const char *module, int instance, const char *name,
122 zoneid_t zoneid, int (*update)(struct kstat *, int), void *private,
123 kstat_t **kspp, zoneid_t newzoneid)
124 {
125 kstat_t *ksp;
126 zone_t *zone;
127 dls_kstat_t *dkp;
128
129 if ((ksp = kstat_create_zone(module, instance, name, "net",
130 KSTAT_TYPE_NAMED, sizeof (dls_kstat_t) / sizeof (kstat_named_t),
131 KSTAT_FLAG_VIRTUAL, zoneid)) == NULL) {
132 return (EINVAL);
133 }
134
135 ksp->ks_update = update;
136 ksp->ks_private = private;
137 dkp = ksp->ks_data = kmem_zalloc(sizeof (dls_kstat_t), KM_SLEEP);
138 if ((zone = zone_find_by_id(newzoneid)) != NULL) {
139 ksp->ks_data_size += strlen(zone->zone_name) + 1;
140 }
141
142 kstat_named_init(&dkp->dk_ifspeed, "ifspeed", KSTAT_DATA_UINT64);
143 kstat_named_init(&dkp->dk_multircv, "multircv", KSTAT_DATA_UINT32);
144 kstat_named_init(&dkp->dk_brdcstrcv, "brdcstrcv", KSTAT_DATA_UINT32);
145 kstat_named_init(&dkp->dk_multixmt, "multixmt", KSTAT_DATA_UINT32);
146 kstat_named_init(&dkp->dk_brdcstxmt, "brdcstxmt", KSTAT_DATA_UINT32);
147 kstat_named_init(&dkp->dk_norcvbuf, "norcvbuf", KSTAT_DATA_UINT32);
148 kstat_named_init(&dkp->dk_ierrors, "ierrors", KSTAT_DATA_UINT32);
149 kstat_named_init(&dkp->dk_noxmtbuf, "noxmtbuf", KSTAT_DATA_UINT32);
150 kstat_named_init(&dkp->dk_oerrors, "oerrors", KSTAT_DATA_UINT32);
151 kstat_named_init(&dkp->dk_collisions, "collisions", KSTAT_DATA_UINT32);
152 kstat_named_init(&dkp->dk_rbytes, "rbytes", KSTAT_DATA_UINT32);
153 kstat_named_init(&dkp->dk_ipackets, "ipackets", KSTAT_DATA_UINT32);
154 kstat_named_init(&dkp->dk_obytes, "obytes", KSTAT_DATA_UINT32);
155 kstat_named_init(&dkp->dk_opackets, "opackets", KSTAT_DATA_UINT32);
156 kstat_named_init(&dkp->dk_rbytes64, "rbytes64", KSTAT_DATA_UINT64);
157 kstat_named_init(&dkp->dk_ipackets64, "ipackets64", KSTAT_DATA_UINT64);
158 kstat_named_init(&dkp->dk_obytes64, "obytes64", KSTAT_DATA_UINT64);
159 kstat_named_init(&dkp->dk_opackets64, "opackets64", KSTAT_DATA_UINT64);
160 kstat_named_init(&dkp->dk_link_state, "link_state", KSTAT_DATA_UINT32);
161 kstat_named_init(&dkp->dk_link_duplex, "link_duplex",
162 KSTAT_DATA_UINT32);
163 kstat_named_init(&dkp->dk_unknowns, "unknowns", KSTAT_DATA_UINT32);
164 kstat_named_init(&dkp->dk_zonename, "zonename", KSTAT_DATA_STRING);
165
166 if (zone != NULL) {
167 kstat_named_setstr(&dkp->dk_zonename, zone->zone_name);
168 zone_rele(zone);
169 }
170
171 kstat_install(ksp);
172 *kspp = ksp;
173 return (0);
174 }
175
176 void
177 dls_stat_delete(kstat_t *ksp)
178 {
179 void *data;
180 if (ksp != NULL) {
181 data = ksp->ks_data;
182 kstat_delete(ksp);
183 kmem_free(data, sizeof (dls_kstat_t));
184 }
185 }