xref: /titanic_41/usr/src/uts/sun/sys/dada/dada_address.h (revision fcf3ce441efd61da9bb2884968af01cb7c1452cc)
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 (c) 1996, by Sun Microsystem, Inc.
24  * All rights reserved.
25  */
26 
27 #ifndef	_SYS_DADA_DADA_ADDRESS_H
28 #define	_SYS_DADA_DADA_ADDRESS_H
29 
30 #pragma ident	"%Z%%M%	%I%	%E% SMI"
31 
32 #include <sys/dada/dada_types.h>
33 
34 #ifdef	__cplusplus
35 extern "C" {
36 #endif
37 
38 /*
39  * DADA address definition.
40  *
41  * 	A target driver instance controls a target/lun instance.
42  *	It sends the command to the device instance it controls.
43  *	In generic case HBA drive maintains the target/lun information
44  * 	in the cloned transport structure pointed to by a_hba_tran field.
45  *
46  */
47 
48 
49 struct	dcd_address {
50 	uchar_t			a_lun;		/* Not used. 		*/
51 	ushort_t		a_target;	/* The target identifier */
52 	struct dcd_hba_tran	*a_hba_tran; 	/* Transport vectors */
53 };
54 #ifdef	__cplusplus
55 }
56 #endif
57 
58 #endif	/* _SYS_DADA_DADA_ADDRESS_H */
59