xref: /freebsd/sys/dev/isp/isp_target.h (revision f126890ac5386406dadf7c4cfa9566cbb56537c5)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  *  Copyright (c) 1997-2009 by Matthew Jacob
5  *  All rights reserved.
6  *
7  *  Redistribution and use in source and binary forms, with or without
8  *  modification, are permitted provided that the following conditions
9  *  are met:
10  *
11  *  1. Redistributions of source code must retain the above copyright
12  *     notice, this list of conditions and the following disclaimer.
13  *  2. Redistributions in binary form must reproduce the above copyright
14  *     notice, this list of conditions and the following disclaimer in the
15  *     documentation and/or other materials provided with the distribution.
16  *
17  *  THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18  *  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  *  ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
21  *  FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  *  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  *  OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  *  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  *  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  *  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  *  SUCH DAMAGE.
28  *
29  */
30 /*
31  * Qlogic Target Mode Structure and Flag Definitions
32  */
33 #ifndef	_ISP_TARGET_H
34 #define	_ISP_TARGET_H
35 
36 /*
37  * Notify structure- these are for asynchronous events that need to be sent
38  * as notifications to the outer layer. It should be pretty self-explanatory.
39  */
40 typedef enum {
41 	NT_UNKNOWN=0x999,
42 	NT_ABORT_TASK=0x1000,
43 	NT_ABORT_TASK_SET,
44 	NT_CLEAR_ACA,
45 	NT_CLEAR_TASK_SET,
46 	NT_LUN_RESET,
47 	NT_TARGET_RESET,
48 	NT_LIP_RESET,
49 	NT_LINK_UP,
50 	NT_LINK_DOWN,
51 	NT_HBA_RESET,
52 	NT_QUERY_TASK_SET,
53 	NT_QUERY_ASYNC_EVENT,
54 	NT_SRR			/* Sequence Retransmission Request */
55 } isp_ncode_t;
56 
57 typedef struct isp_notify {
58 	void *		nt_hba;		/* HBA tag */
59 	void *		nt_lreserved;	/* original IOCB pointer */
60 	uint64_t	nt_wwn;		/* source (wwn) */
61 	uint64_t	nt_tgt;		/* destination (wwn) */
62 	uint64_t	nt_tagval;	/* tag value */
63 	lun_id_t	nt_lun;		/* logical unit */
64 	uint32_t	nt_sid : 24;	/* source port id */
65 	uint32_t	nt_did : 24;	/* destination port id */
66 	uint16_t	nt_nphdl;	/* n-port handle */
67 	uint8_t		nt_channel;	/* channel id */
68 	uint8_t		nt_need_ack;	/* this notify needs an ACK */
69 	isp_ncode_t	nt_ncode;	/* action */
70 } isp_notify_t;
71 
72 /*
73  * Special Constants
74  */
75 #define INI_ANY			((uint64_t) -1)
76 #define VALID_INI(ini)		(ini != INI_NONE && ini != INI_ANY)
77 #define LUN_ANY     		0xffff
78 #define TGT_ANY     		((uint64_t) -1)
79 #define TAG_ANY     		((uint64_t) 0)
80 #endif	/* _ISP_TARGET_H */
81