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