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 28 #include "HBAList.h" 29 #include "Trace.h" 30 #include <libdevinfo.h> 31 32 /** 33 * @memo Returns the number of HBAs supported by the library. 34 * @precondition Load library must have been called 35 * @return The number of adapters detected by this VSL 36 * @doc Refer to the HBAList documentation for behavior 37 * @see HBAList::getNnumberofAdapters 38 * 39 */ 40 extern "C" HBA_UINT32 Sun_fcGetNumberOfAdapters() { 41 Trace log("Sun_fcGetNumberOfAdapters"); 42 try { 43 HBAList* list = HBAList::instance(); 44 HBA_UINT32 ret = list->getNumberofAdapters(); 45 if (ret == 0) { 46 /* run di_init to forceattach fp and retry it */ 47 di_node_t root_node; 48 if ((root_node = di_init("/", DINFOSUBTREE|DINFOFORCE)) != DI_NODE_NIL) { 49 di_fini(root_node); 50 return (list->getNumberofAdapters()); 51 } 52 } 53 return (ret); 54 } catch (...) { 55 log.internalError( 56 "Uncaught exception"); 57 return (0); 58 } 59 } 60