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 2008 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 27 #include <sys/stat.h> 28 #include <fcntl.h> 29 #include <errno.h> 30 31 #include "mp_utils.h" 32 33 34 /* 35 * Global Variables 36 */ 37 38 MP_UINT32 g_pluginOwnerID = 0; 39 int g_scsi_vhci_fd = -1; 40 41 PROPERTY_CALLBACK_NODE g_Property_Callback_List[MP_OBJECT_TYPE_MAX + 1]; 42 VISIBILITY_CALLBACK_NODE g_Visibility_Callback_List[MP_OBJECT_TYPE_MAX + 1]; 43 44 sysevent_handle_t *g_SysEventHandle = NULL; 45 46 pthread_mutex_t g_visa_mutex = PTHREAD_MUTEX_INITIALIZER; 47 pthread_mutex_t g_prop_mutex = PTHREAD_MUTEX_INITIALIZER; 48 49 /* 50 * Called by the common layer to request the plugin to initialize 51 * itself. 52 */ 53 54 MP_STATUS 55 Initialize(MP_UINT32 pluginOwnerID) 56 { 57 MP_STATUS mpStatus = MP_STATUS_SUCCESS; 58 59 60 log(LOG_INFO, "Initialize()", " - enter"); 61 62 63 (void) memset(&g_Property_Callback_List, 0, 64 sizeof (PROPERTY_CALLBACK_NODE) * (MP_OBJECT_TYPE_MAX + 1)); 65 66 (void) memset(&g_Visibility_Callback_List, 0, 67 sizeof (VISIBILITY_CALLBACK_NODE) * (MP_OBJECT_TYPE_MAX + 1)); 68 69 /* Attempt to open the driver that this plugin will make request of. */ 70 g_scsi_vhci_fd = open("/devices/scsi_vhci:devctl", 71 O_NDELAY | O_RDONLY); 72 73 if (g_scsi_vhci_fd < 0) { 74 log(LOG_INFO, "Initialize()", 75 " - failed to open driver. error is : %s", 76 strerror(errno)); 77 log(LOG_INFO, "Initialize()", " - error exit"); 78 return (MP_STATUS_FAILED); 79 } 80 81 g_pluginOwnerID = pluginOwnerID; 82 83 /* Register to listen for visibility and property change events */ 84 mpStatus = init_sysevents(); 85 86 log(LOG_INFO, "Initialize()", 87 " - init_sysevents() returned %d", 88 mpStatus); 89 90 91 log(LOG_INFO, "Initialize()", " - exit"); 92 93 return (mpStatus); 94 } 95