isp_target.h revision 225736 
1/* $FreeBSD: stable/9/sys/dev/isp/isp_target.h 196008 2009-08-01 01:04:26Z mjacob $ */
2/*-
3 *  Copyright (c) 1997-2009 by Matthew Jacob
4 *  All rights reserved.
5 *
6 *  Redistribution and use in source and binary forms, with or without
7 *  modification, are permitted provided that the following conditions
8 *  are met:
9 *
10 *  1. Redistributions of source code must retain the above copyright
11 *     notice, this list of conditions and the following disclaimer.
12 *  2. Redistributions in binary form must reproduce the above copyright
13 *     notice, this list of conditions and the following disclaimer in the
14 *     documentation and/or other materials provided with the distribution.
15 *
16 *  THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 *  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 *  ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
20 *  FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 *  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 *  OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 *  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 *  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 *  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 *  SUCH DAMAGE.
27 *
28 */
29/*
30 * Qlogic Target Mode Structure and Flag Definitions
31 */
32#ifndef	_ISP_TARGET_H
33#define	_ISP_TARGET_H
34
35/*
36 * Notify structure- these are for asynchronous events that need to be sent
37 * as notifications to the outer layer. It should be pretty self-explanatory.
38 */
39typedef enum {
40	NT_UNKNOWN=0x999,
41	NT_ABORT_TASK=0x1000,
42	NT_ABORT_TASK_SET,
43	NT_CLEAR_ACA,
44	NT_CLEAR_TASK_SET,
45	NT_LUN_RESET,
46	NT_TARGET_RESET,
47	NT_BUS_RESET,
48	NT_LIP_RESET,
49	NT_LINK_UP,
50	NT_LINK_DOWN,
51	NT_LOGOUT,
52	NT_GLOBAL_LOGOUT,
53	NT_ARRIVED,
54	NT_DEPARTED,
55	NT_HBA_RESET
56} isp_ncode_t;
57
58typedef struct isp_notify {
59	void *		nt_hba;		/* HBA tag */
60	void *		nt_tmd;
61	void *		nt_lreserved;
62	void *		nt_hreserved;
63	uint64_t	nt_wwn;		/* source (wwn) */
64	uint64_t	nt_tgt;		/* destination (wwn) */
65	uint64_t	nt_tagval;	/* tag value */
66	uint32_t
67			nt_sid		: 24;	/* source port id */
68	uint32_t
69			nt_failed	: 1,	/* notify operation failed */
70			nt_need_ack	: 1,	/* this notify needs an ACK */
71			nt_did		: 24;	/* destination port id */
72	uint32_t
73			nt_lun		: 16,	/* logical unit */
74			nt_nphdl  	: 16;	/* n-port handle */
75	uint8_t		nt_channel;		/* channel id */
76	isp_ncode_t	nt_ncode;	/* action */
77} isp_notify_t;
78#define MATCH_TMD(tmd, iid, lun, tag)                   \
79    (                                                   \
80        (tmd) &&                                        \
81        (iid == INI_ANY || iid == tmd->cd_iid) &&       \
82        (lun == LUN_ANY || lun == tmd->cd_lun) &&       \
83        (tag == TAG_ANY || tag == tmd->cd_tagval)       \
84    )
85/*
86 * Debug macros
87 */
88
89#define	ISP_TDQE(isp, msg, idx, arg)	\
90    if (isp->isp_dblev & ISP_LOGTDEBUG2) isp_print_qentry(isp, msg, idx, arg)
91
92/*
93 * Special Constatns
94 */
95#define INI_ANY			((uint64_t) -1)
96#define VALID_INI(ini)		(ini != INI_NONE && ini != INI_ANY)
97#define LUN_ANY     		0xffff
98#define TGT_ANY     		((uint64_t) -1)
99#define TAG_ANY     		((uint64_t) 0)
100#endif	/* _ISP_TARGET_H */
101