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) 1992,1997-1998 by Sun Microsystems, Inc.
24 * All rights reserved.
25 */
26
27#ifndef _SYS_DKTP_CMPKT_H
28#define	_SYS_DKTP_CMPKT_H
29
30#pragma ident	"%Z%%M%	%I%	%E% SMI"
31
32#ifdef	__cplusplus
33extern "C" {
34#endif
35
36struct	cmpkt {
37	opaque_t	cp_objp;	/* ptr to generic ctlr object	*/
38	opaque_t	cp_ctl_private;	/* ptr to controller private	*/
39	opaque_t	cp_dev_private; /* ptr to device driver private */
40
41	int		cp_scblen;	/* len of status control blk	*/
42	opaque_t	cp_scbp;	/* status control blk		*/
43	int		cp_cdblen;	/* len of cmd description blk	*/
44	opaque_t	cp_cdbp;	/* command description blk	*/
45	long		cp_reason;	/* error status			*/
46	void		(*cp_callback)(); /* callback function		*/
47	long		cp_time;	/* timeout values		*/
48	long		cp_flags;
49
50	struct buf	*cp_bp;		/* link to buf structure	*/
51	long		cp_resid;	/* data bytes not transferred	*/
52	long		cp_byteleft;	/* remaining bytes to do	*/
53
54					/* for a particular disk section */
55	long		cp_bytexfer;	/* bytes xfer in this operation */
56
57	daddr_t		cp_srtsec;	/* starting sector number	*/
58	long		cp_secleft;	/* # of sectors remains		*/
59
60	ushort_t	cp_retry;	/* retry count			*/
61	ushort_t	cp_resv;
62
63	void		(*cp_iodone)(); /* target driver iodone()	*/
64	struct cmpkt 	*cp_fltpktp;	/* fault recovery pkt pointer	*/
65	opaque_t	cp_private;
66	opaque_t	cp_passthru;	/* pass through command ptr	*/
67};
68
69/*	reason code for completion status				*/
70#define	CPS_SUCCESS	0		/* command completes with no err */
71#define	CPS_FAILURE	1		/* command fails		*/
72#define	CPS_CHKERR	2		/* command fails with status	*/
73#define	CPS_ABORTED	3		/* command aborted		*/
74
75/*	flags definitions						*/
76#define	CPF_NOINTR	0x0001		/* polling mode			*/
77
78#ifdef	__cplusplus
79}
80#endif
81
82#endif	/* _SYS_DKTP_CMPKT_H */
83