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 <stdio.h>
30 #include <stdlib.h>
31 #include <unistd.h>
32 #include <strings.h>
33 #include <errno.h>
34 #include <sys/param.h>
35 #include <sys/systeminfo.h>
36 #include <sys/sysevent/eventdefs.h>
37 #include <sys/sysevent/dr.h>
38 #include <syslog.h>
39 #include <libnvpair.h>
40 #include <stdarg.h>
41 #include <assert.h>
42 #include <sys/stat.h>
43 #include <dlfcn.h>
44 #include <pcidr.h>
45 #include <pcidr_cfga.h>
46
47
PCIDR_PLUGIN_PROTO(attrlistp,optp)48 PCIDR_PLUGIN_PROTO(attrlistp, optp)
49 {
50 char *fn = PCIDR_PLUGIN_SYMSTR;
51 int rv = 0;
52 char *cfga_errstr = NULL;
53 char *str, *apid;
54 cfga_list_data_t *cfga_listp = NULL;
55 cfga_cmd_t cmd;
56 int cfga_list_len;
57 pcidr_attrs_t dr;
58
59 pcidr_set_logopt(&optp->logopt);
60
61 if (pcidr_get_attrs(attrlistp, &dr) != 0 ||
62 pcidr_check_attrs(&dr) != 0) {
63 dprint(DWARN, "%s: invalid or missing attributes\n", fn);
64 return (EINVAL);
65 }
66
67 /*
68 * get state of APID; enforce the cfgadm pci plugin implementation of
69 * returning one matching AP per supplied apid string
70 */
71 rv = config_list_ext(1, &dr.dr_ap_id, &cfga_listp, &cfga_list_len,
72 NULL, NULL, &cfga_errstr, CFGA_FLAG_LIST_ALL);
73 if (rv != CFGA_OK) {
74 str = pcidr_cfga_err_name(rv);
75 if (str == NULL)
76 str = "unrecognized rv!";
77 dprint(DDEBUG, "%s: config_list_ext() on apid = \"%s\" "
78 "failed: rv = %d (%s)", fn, dr.dr_ap_id, rv, str);
79
80 if (cfga_errstr != NULL) {
81 dprint(DDEBUG, ", error string = \"%s\"",
82 cfga_errstr);
83 free(cfga_errstr);
84 }
85 dprint(DDEBUG, "\n");
86 rv = EINVAL;
87 goto OUT;
88 }
89 if (cfga_list_len != 1) {
90 dprint(DWARN, "%s: invalid condition - more than one AP was "
91 "found for the APID \"%s\"\n", fn, dr.dr_ap_id);
92 rv = EINVAL;
93 goto OUT;
94 }
95
96 /*
97 * perform DR
98 */
99 dprint(DINFO, "%s: showing info and performing DR on APID(s) "
100 "matching \"%s\"\n", fn, dr.dr_ap_id);
101
102 cmd = CFGA_CMD_NONE;
103 dprint(DINFO, "===========================================\n", fn);
104 pcidr_print_cfga(DINFO, &cfga_listp[0], " .. ");
105 apid = cfga_listp[0].ap_phys_id;
106
107 if (strcmp(dr.dr_req_type, DR_REQ_OUTGOING_RES) == 0) {
108 cmd = CFGA_CMD_DISCONNECT;
109 dprint(DINFO, "%s: disconnecting ...\n", fn, apid);
110
111 rv = pcidr_cfga_do_cmd(cmd, &cfga_listp[0]);
112 if (rv < 0) {
113 dprint(DINFO, "%s: disconnect FAILED\n", fn);
114 rv = EIO;
115 }
116 else
117 dprint(DINFO, "%s: disconnect OK\n", fn);
118
119 goto OUT;
120 }
121 if (strcmp(dr.dr_req_type, DR_REQ_INCOMING_RES) == 0) {
122 cmd = CFGA_CMD_CONFIGURE;
123 dprint(DINFO, "%s: configuring ...\n", fn, apid);
124
125 rv = pcidr_cfga_do_cmd(cmd, &cfga_listp[0]);
126 if (rv < 0) {
127 dprint(DINFO, "%s: configure FAILED\n", fn);
128 rv = EIO;
129 } else
130 dprint(DINFO, "%s: configure OK\n", fn);
131
132 goto OUT;
133 }
134
135 /* we should not get here if pcidr_check_attrs() is correct */
136 dprint(DWARN, "%s: invalid dr_req_type = %s\n", fn, dr.dr_req_type);
137 assert(cmd != CFGA_CMD_NONE);
138 return (EINVAL);
139 /*NOTREACHED*/
140 OUT:
141 if (cfga_listp != NULL)
142 free(cfga_listp);
143 return (rv);
144 }
145