xref: /illumos-gate/usr/src/uts/common/sys/scsi/scsi_ctl.h (revision 726fad2a65f16c200a03969c29cb5c86c2d427db)
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 2009 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 #ifndef	_SYS_SCSI_SCSI_CTL_H
27 #define	_SYS_SCSI_SCSI_CTL_H
28 
29 #include <sys/scsi/scsi_types.h>
30 
31 #ifdef	__cplusplus
32 extern "C" {
33 #endif
34 
35 /*
36  * SCSI Control Information
37  *
38  * Defines for stating level of reset.
39  * RESET_ALL, RESET_TARGET, and RESET_LUN defined for tran_reset (invoked
40  * by target/ioctl)
41  * RESET_BUS defined for tran_bus_reset (invoked by ioctl)
42  */
43 #define	RESET_ALL	0	/* reset SCSI bus, host adapter, everything */
44 #define	RESET_TARGET	1	/* reset SCSI target */
45 #define	RESET_BUS	2	/* reset SCSI bus only */
46 #define	RESET_LUN	3	/* reset SCSI logical unit */
47 
48 /*
49  * Defines for scsi_reset_notify flag, to register or cancel
50  * the notification of external and internal SCSI bus resets.
51  */
52 #define	SCSI_RESET_NOTIFY	0x01	/* register the reset notification */
53 #define	SCSI_RESET_CANCEL	0x02	/* cancel the reset notification */
54 
55 /*
56  * Define for scsi_get_name string length.
57  * This is needed because MAXNAMELEN is not part of DDI.
58  */
59 #define	SCSI_MAXNAMELEN		MAXNAMELEN
60 
61 /*
62  * Property for customizing hotplug procedure
63  */
64 #define	SCSI_NO_QUIESCE	"scsi-no-quiesce"
65 
66 #ifdef	_KERNEL
67 
68 /*
69  * Kernel function declarations
70  */
71 
72 /*
73  * Capabilities functions
74  */
75 int	scsi_ifgetcap(struct scsi_address *ap, char *cap, int whom);
76 int	scsi_ifsetcap(struct scsi_address *ap, char *cap, int value, int whom);
77 
78 /*
79  * Abort and Reset functions
80  */
81 int	scsi_abort(struct scsi_address *ap, struct scsi_pkt *pkt);
82 int	scsi_reset(struct scsi_address *ap, int level);
83 int	scsi_reset_notify(struct scsi_address *ap, int flag,
84 	    void (*callback)(caddr_t), caddr_t arg);
85 int	scsi_clear_task_set(struct scsi_address *ap);
86 int	scsi_terminate_task(struct scsi_address *ap, struct scsi_pkt *pkt);
87 
88 /*
89  * Other functions
90  */
91 int	scsi_clear_aca(struct scsi_address *ap);
92 int	scsi_ua_get_reportdev(struct scsi_device *sd, char *ba, int len);
93 int	scsi_ua_get(struct scsi_device *sd, char *ua, int len);
94 #endif	/* _KERNEL */
95 
96 #ifdef	__cplusplus
97 }
98 #endif
99 
100 #endif	/* _SYS_SCSI_SCSI_CTL_H */
101