xref: /illumos-gate/usr/src/uts/common/sys/scsi/impl/usmp.h (revision 2d6eb4a5)
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 /*
23  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #ifndef _SYS_SCSI_IMPL_USMP_H
28 #define	_SYS_SCSI_IMPL_USMP_H
29 
30 #ifdef	__cplusplus
31 extern "C" {
32 #endif
33 
34 #include <sys/types.h>
35 #include <sys/ioccom.h>
36 #include <sys/scsi/generic/smp_frames.h>
37 
38 #define	SAS_WWN_BYTE_SIZE	8
39 
40 typedef struct usmp_cmd {
41 	caddr_t		usmp_req;
42 	caddr_t		usmp_rsp;
43 	size_t		usmp_reqsize;
44 	size_t		usmp_rspsize;
45 	int		usmp_timeout;
46 } usmp_cmd_t;
47 
48 #if defined(_SYSCALL32) && defined(_KERNEL)
49 
50 typedef struct usmp_cmd32 {
51 	caddr32_t	usmp_req;
52 	caddr32_t	usmp_rsp;
53 	size32_t	usmp_reqsize;
54 	size32_t	usmp_rspsize;
55 	int		usmp_timeout;
56 } usmp_cmd32_t;
57 
58 #define	usmp_cmd32tousmp_cmd(u32, ucmd)				\
59 	ucmd->usmp_req		= (caddr_t)(uintptr_t)u32->usmp_req;	\
60 	ucmd->usmp_rsp		= (caddr_t)(uintptr_t)u32->usmp_rsp; 	\
61 	ucmd->usmp_reqsize	= (size_t)u32->usmp_reqsize;		\
62 	ucmd->usmp_rspsize	= (size_t)u32->usmp_rspsize;		\
63 	ucmd->usmp_timeout	= u32->usmp_timeout;
64 
65 #define	usmp_cmdtousmp_cmd32(ucmd, u32)				\
66 	u32->usmp_req		= (caddr32_t)(uintptr_t)ucmd->usmp_req;	\
67 	u32->usmp_rsp		= (caddr32_t)(uintptr_t)ucmd->usmp_rsp;	\
68 	u32->usmp_reqsize	= (size32_t)ucmd->usmp_reqsize;		\
69 	u32->usmp_rspsize	= (size32_t)ucmd->usmp_rspsize;		\
70 	u32->usmp_timeout	= ucmd->usmp_timeout;
71 
72 #endif	/* _SYSCALL32 && _KERNEL */
73 
74 #define	USMPFUNC	_IO('S', 01)		/* user smp function */
75 
76 #define	SMP_DEFAULT_TIMEOUT	60
77 #define	SMP_MIN_RESPONSE_SIZE	8
78 #define	SMP_MIN_REQUEST_SIZE		8
79 #define	SMP_MAX_RESPONSE_SIZE	1032
80 #define	SMP_MAX_REQUEST_SIZE		1032
81 
82 #ifdef	__cplusplus
83 }
84 #endif
85 
86 #endif	/* _SYS_SCSI_IMPL_USMP_H */
87