xref: /titanic_50/usr/src/uts/sun/sys/dada/dada_address.h (revision cd210bb4840e6add5921c775aa07cebd6891f738)
17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate  * CDDL HEADER START
37c478bd9Sstevel@tonic-gate  *
47c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*cd210bb4SChris Horne  * Common Development and Distribution License (the "License").
6*cd210bb4SChris Horne  * You may not use this file except in compliance with the License.
77c478bd9Sstevel@tonic-gate  *
87c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
97c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
107c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
117c478bd9Sstevel@tonic-gate  * and limitations under the License.
127c478bd9Sstevel@tonic-gate  *
137c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
147c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
157c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
167c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
177c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
187c478bd9Sstevel@tonic-gate  *
197c478bd9Sstevel@tonic-gate  * CDDL HEADER END
207c478bd9Sstevel@tonic-gate  */
217c478bd9Sstevel@tonic-gate /*
22*cd210bb4SChris Horne  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
23*cd210bb4SChris Horne  * Use is subject to license terms.
247c478bd9Sstevel@tonic-gate  */
257c478bd9Sstevel@tonic-gate 
267c478bd9Sstevel@tonic-gate #ifndef	_SYS_DADA_DADA_ADDRESS_H
277c478bd9Sstevel@tonic-gate #define	_SYS_DADA_DADA_ADDRESS_H
287c478bd9Sstevel@tonic-gate 
297c478bd9Sstevel@tonic-gate #include <sys/dada/dada_types.h>
307c478bd9Sstevel@tonic-gate 
317c478bd9Sstevel@tonic-gate #ifdef	__cplusplus
327c478bd9Sstevel@tonic-gate extern "C" {
337c478bd9Sstevel@tonic-gate #endif
347c478bd9Sstevel@tonic-gate 
357c478bd9Sstevel@tonic-gate /*
367c478bd9Sstevel@tonic-gate  * DADA address definition.
377c478bd9Sstevel@tonic-gate  *
387c478bd9Sstevel@tonic-gate  * 	A target driver instance controls a target/lun instance.
397c478bd9Sstevel@tonic-gate  *	It sends the command to the device instance it controls.
407c478bd9Sstevel@tonic-gate  *	In generic case HBA drive maintains the target/lun information
417c478bd9Sstevel@tonic-gate  * 	in the cloned transport structure pointed to by a_hba_tran field.
427c478bd9Sstevel@tonic-gate  *
437c478bd9Sstevel@tonic-gate  */
447c478bd9Sstevel@tonic-gate struct	dcd_address {
45*cd210bb4SChris Horne 	uchar_t			da_lun;		/* Not used. 		*/
46*cd210bb4SChris Horne 	ushort_t		da_target;	/* The target identifier */
477c478bd9Sstevel@tonic-gate 	struct dcd_hba_tran	*a_hba_tran; 	/* Transport vectors */
487c478bd9Sstevel@tonic-gate };
497c478bd9Sstevel@tonic-gate #ifdef	__cplusplus
507c478bd9Sstevel@tonic-gate }
517c478bd9Sstevel@tonic-gate #endif
527c478bd9Sstevel@tonic-gate 
537c478bd9Sstevel@tonic-gate #endif	/* _SYS_DADA_DADA_ADDRESS_H */
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