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 2005 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 <cda.h>
30
31 #include <fcntl.h>
32 #include <unistd.h>
33 #include <strings.h>
34 #include <errno.h>
35 #include <time.h>
36 #include <fm/fmd_api.h>
37 #include <sys/fm/protocol.h>
38 #include <sys/processor.h>
39
40 static void
cda_cpu_offline(fmd_hdl_t * hdl,uint_t cpuid,int cpustate)41 cda_cpu_offline(fmd_hdl_t *hdl, uint_t cpuid, int cpustate)
42 {
43 int i;
44
45 for (i = 0; i < cda.cda_cpu_tries;
46 i++, (void) nanosleep(&cda.cda_cpu_delay, NULL)) {
47 if (p_online(cpuid, cpustate) != -1) {
48 fmd_hdl_debug(hdl, "offlined cpu %u\n", cpuid);
49 cda_stats.dp_offs.fmds_value.ui64++;
50 return;
51 }
52 }
53
54 fmd_hdl_debug(hdl, "failed to offline %u: %s\n", cpuid,
55 strerror(errno));
56 cda_stats.dp_fails.fmds_value.ui64++;
57 }
58
59 /*ARGSUSED*/
60 void
cda_dp_retire(fmd_hdl_t * hdl,nvlist_t * nvl,nvlist_t * asru,const char * uuid)61 cda_dp_retire(fmd_hdl_t *hdl, nvlist_t *nvl, nvlist_t *asru, const char *uuid)
62 {
63 int ii;
64 uint_t cpuid;
65 uint_t hc_nprs;
66 nvlist_t **hc_prs;
67 char *id;
68
69 /* Get the hc-list of elements in FMRI, and the size of the list */
70 if (nvlist_lookup_nvlist_array(asru, FM_FMRI_HC_LIST, &hc_prs,
71 &hc_nprs) != 0) {
72 fmd_hdl_debug(hdl, "failed to get '%s' from dp fault\n",
73 FM_FMRI_HC_LIST);
74 return;
75 }
76
77 /* walk hc-list and offline each CPU present */
78 for (ii = 0; ii < hc_nprs; ii++) {
79 int cpustate = P_FAULTED;
80
81 if (nvlist_lookup_string(hc_prs[ii], FM_FMRI_HC_ID, &id) != 0) {
82 fmd_hdl_debug(hdl, "dp fault missing '%s'\n",
83 FM_FMRI_HC_ID);
84 cda_stats.bad_flts.fmds_value.ui64++;
85 return;
86 }
87
88 cpuid = atoi(id);
89 if (!cda.cda_cpu_dooffline) {
90 fmd_hdl_debug(hdl, "dp suppressed offline of "
91 "CPU %u\n", cpuid);
92 cda_stats.dp_supp.fmds_value.ui64++;
93 continue;
94 }
95
96 if (cda.cda_cpu_forcedoffline)
97 cpustate |= P_FORCED;
98
99 cda_cpu_offline(hdl, cpuid, cpustate);
100 }
101 }
102