xref: /onnv-gate/usr/src/uts/common/sys/dktp/dadk.h (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate  * Copyright (c) 1992 Sun Microsystems, Inc.  All Rights Reserved.
24*0Sstevel@tonic-gate  */
25*0Sstevel@tonic-gate 
26*0Sstevel@tonic-gate #ifndef _SYS_DKTP_DADK_H
27*0Sstevel@tonic-gate #define	_SYS_DKTP_DADK_H
28*0Sstevel@tonic-gate 
29*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
30*0Sstevel@tonic-gate 
31*0Sstevel@tonic-gate #ifdef	__cplusplus
32*0Sstevel@tonic-gate extern "C" {
33*0Sstevel@tonic-gate #endif
34*0Sstevel@tonic-gate 
35*0Sstevel@tonic-gate struct	dadk {
36*0Sstevel@tonic-gate 	struct tgdk_ext	*dad_extp;	/* back pointer to ext data	*/
37*0Sstevel@tonic-gate 	struct scsi_device *dad_sd;	/* back pointer to SCSI_DEVICE 	*/
38*0Sstevel@tonic-gate 
39*0Sstevel@tonic-gate 	struct  tgdk_geom dad_logg;	/* logical disk geometry 	*/
40*0Sstevel@tonic-gate 	struct  tgdk_geom dad_phyg;	/* physical disk geometry 	*/
41*0Sstevel@tonic-gate 
42*0Sstevel@tonic-gate 	unsigned dad_rmb : 1;		/* removable device		*/
43*0Sstevel@tonic-gate 	unsigned dad_rdonly : 1;	/* read only device		*/
44*0Sstevel@tonic-gate 	unsigned dad_cdrom : 1;		/* cdrom device			*/
45*0Sstevel@tonic-gate 	unsigned dad_resv : 5;
46*0Sstevel@tonic-gate 	unsigned char dad_type;		/* device type			*/
47*0Sstevel@tonic-gate 	unsigned char dad_ctype;	/* controller type 		*/
48*0Sstevel@tonic-gate 
49*0Sstevel@tonic-gate 	short	 dad_secshf;
50*0Sstevel@tonic-gate 	short	 dad_blkshf;
51*0Sstevel@tonic-gate 
52*0Sstevel@tonic-gate 	opaque_t dad_bbhobjp;		/* bbh object ptr		*/
53*0Sstevel@tonic-gate 	opaque_t dad_flcobjp;		/* flow control object ptr	*/
54*0Sstevel@tonic-gate 	opaque_t dad_ctlobjp;		/* controller object ptr	*/
55*0Sstevel@tonic-gate 	struct	tgcom_obj dad_com;	/* com object for flowctrl	*/
56*0Sstevel@tonic-gate 	enum dkio_state dad_iostate;	/* ejected/inserted		*/
57*0Sstevel@tonic-gate 	kmutex_t	dad_mutex;	/* protect dad_state		*/
58*0Sstevel@tonic-gate 	kcondvar_t	dad_state_cv;	/* condition variable for state */
59*0Sstevel@tonic-gate 	uchar_t		dad_thread_cnt;	/* reference count on removable	*/
60*0Sstevel@tonic-gate 					/* - disk state watcher thread	*/
61*0Sstevel@tonic-gate };
62*0Sstevel@tonic-gate 
63*0Sstevel@tonic-gate #define	DAD_SECSIZ	dad_phyg.g_secsiz
64*0Sstevel@tonic-gate 
65*0Sstevel@tonic-gate /*
66*0Sstevel@tonic-gate  * Local definitions, for clarity of code
67*0Sstevel@tonic-gate  */
68*0Sstevel@tonic-gate 
69*0Sstevel@tonic-gate /*
70*0Sstevel@tonic-gate  * Parameters
71*0Sstevel@tonic-gate  */
72*0Sstevel@tonic-gate #define	DADK_BSY_TIMEOUT	(drv_usectohz(5 * 1000000))
73*0Sstevel@tonic-gate #define	DADK_IO_TIME		35
74*0Sstevel@tonic-gate #define	DADK_RETRY_COUNT	5
75*0Sstevel@tonic-gate #define	DADK_SILENT		1
76*0Sstevel@tonic-gate 
77*0Sstevel@tonic-gate #define	PKT2DADK(pktp)	((struct dadk *)(pktp)->cp_dev_private)
78*0Sstevel@tonic-gate 
79*0Sstevel@tonic-gate /*
80*0Sstevel@tonic-gate  * packet action codes
81*0Sstevel@tonic-gate  */
82*0Sstevel@tonic-gate #define	COMMAND_DONE		0
83*0Sstevel@tonic-gate #define	COMMAND_DONE_ERROR	1
84*0Sstevel@tonic-gate #define	QUE_COMMAND		2
85*0Sstevel@tonic-gate #define	QUE_SENSE		3
86*0Sstevel@tonic-gate #define	JUST_RETURN		4
87*0Sstevel@tonic-gate 
88*0Sstevel@tonic-gate #ifdef	__cplusplus
89*0Sstevel@tonic-gate }
90*0Sstevel@tonic-gate #endif
91*0Sstevel@tonic-gate 
92*0Sstevel@tonic-gate #endif	/* _SYS_DKTP_DADK_H */
93