xref: /freebsd/sys/dev/isp/isp_target.h (revision ef36b3f75658d201edb495068db5e1be49593de5)
1 /* $FreeBSD$ */
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  */
39 typedef 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_CHANGED,
54 	NT_HBA_RESET,
55 	NT_QUERY_TASK_SET,
56 	NT_QUERY_ASYNC_EVENT,
57 	NT_SRR			/* Sequence Retransmission Request */
58 } isp_ncode_t;
59 
60 typedef struct isp_notify {
61 	void *		nt_hba;		/* HBA tag */
62 	void *		nt_lreserved;	/* original IOCB pointer */
63 	uint64_t	nt_wwn;		/* source (wwn) */
64 	uint64_t	nt_tgt;		/* destination (wwn) */
65 	uint64_t	nt_tagval;	/* tag value */
66 	lun_id_t	nt_lun;		/* logical unit */
67 	uint32_t	nt_sid : 24;	/* source port id */
68 	uint32_t	nt_did : 24;	/* destination port id */
69 	uint16_t	nt_nphdl;	/* n-port handle */
70 	uint8_t		nt_channel;	/* channel id */
71 	uint8_t		nt_need_ack;	/* this notify needs an ACK */
72 	isp_ncode_t	nt_ncode;	/* action */
73 } isp_notify_t;
74 
75 /*
76  * Debug macros
77  */
78 
79 #define	ISP_TDQE(isp, msg, idx, arg)	\
80     if (isp->isp_dblev & ISP_LOGTDEBUG2) isp_print_qentry(isp, msg, idx, arg)
81 
82 /*
83  * Special Constatns
84  */
85 #define INI_ANY			((uint64_t) -1)
86 #define VALID_INI(ini)		(ini != INI_NONE && ini != INI_ANY)
87 #define LUN_ANY     		0xffff
88 #define TGT_ANY     		((uint64_t) -1)
89 #define TAG_ANY     		((uint64_t) 0)
90 #endif	/* _ISP_TARGET_H */
91