PSARC/2008/687 T11 Storage Management HBA API(SM-HBA)

6795795 Provide management utility for SAS Gen-2(SAS-2 compliant) HBAs.
6795797 Provide SM-HBA wrapper library for SAS Gen-2(SAS-2 compliant) HBAs.
6795800 Provide SM-HBA Vendor Specific Library for Sun SAS-2 HBAs.

1 files changed, 59 insertions, 0 deletions

diff --git a/usr/src/lib/sun_sas/common/Sun_sasOpenAdapter.c b/usr/src/lib/sun_sas/common/Sun_sasOpenAdapter.c
new file mode 100644
index 0000000000..4556b4f86e
--- /dev/null
+++ b/usr/src/lib/sun_sas/common/Sun_sasOpenAdapter.c
@@ -0,0 +1,59 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+
+/*
+ * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#include    <sun_sas.h>
+
+/*
+ * Opens a named adapter.
+ * By opening an adapter, an upper level application is ensuring that all access
+ * to an HBA_HANDLE between and open and a close is to the same adapter.
+ *
+ * Sun_sasOpenAdapter just creates a new handle and returns the handle.
+ * It does not do a driver open
+ */
+HBA_HANDLE Sun_sasOpenAdapter(char *name) {
+	const char		ROUTINE[] = "Sun_sasOpenAdapter";
+	struct sun_sas_hba 	*hba_ptr;
+
+	if (name == NULL) {
+	    log(LOG_DEBUG, ROUTINE, "NULL adapter name.");
+	    return (HANDLE_ERROR);
+	}
+	lock(&all_hbas_lock);
+	for (hba_ptr = global_hba_head; hba_ptr != NULL;
+		hba_ptr = hba_ptr->next) {
+	    if (strcmp(hba_ptr->handle_name, name) == 0) {
+		    break;
+	    }
+	}
+	unlock(&all_hbas_lock);
+	if (hba_ptr == NULL) {
+	    log(LOG_DEBUG, ROUTINE, "Invalid adapter name \"%s\"", name);
+	    return (HANDLE_ERROR);
+	}
+
+	return (CreateHandle(hba_ptr->index));
+}