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freebsd/sys/dev/isp/isp_target.h
Alexander Motin e68eef1442 Unify port database use for target and initiator roles.
Aside from cleaner and more consistent code, this allows ports to be both
target and initiator same time, and easily switch from any role to any.

Sponsored by:	iXsystems, Inc.
2015-07-13 15:11:05 +00:00

100 lines
3.2 KiB
C

/* $FreeBSD$ */
/*-
* Copyright (c) 1997-2009 by Matthew Jacob
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
/*
* Qlogic Target Mode Structure and Flag Definitions
*/
#ifndef _ISP_TARGET_H
#define _ISP_TARGET_H
/*
* Notify structure- these are for asynchronous events that need to be sent
* as notifications to the outer layer. It should be pretty self-explanatory.
*/
typedef enum {
NT_UNKNOWN=0x999,
NT_ABORT_TASK=0x1000,
NT_ABORT_TASK_SET,
NT_CLEAR_ACA,
NT_CLEAR_TASK_SET,
NT_LUN_RESET,
NT_TARGET_RESET,
NT_BUS_RESET,
NT_LIP_RESET,
NT_LINK_UP,
NT_LINK_DOWN,
NT_LOGOUT,
NT_GLOBAL_LOGOUT,
NT_CHANGED,
NT_HBA_RESET
} isp_ncode_t;
typedef struct isp_notify {
void * nt_hba; /* HBA tag */
void * nt_tmd;
void * nt_lreserved;
void * nt_hreserved;
uint64_t nt_wwn; /* source (wwn) */
uint64_t nt_tgt; /* destination (wwn) */
uint64_t nt_tagval; /* tag value */
uint32_t
nt_sid : 24; /* source port id */
uint32_t
nt_failed : 1, /* notify operation failed */
nt_need_ack : 1, /* this notify needs an ACK */
nt_did : 24; /* destination port id */
uint32_t
nt_lun : 16, /* logical unit */
nt_nphdl : 16; /* n-port handle */
uint8_t nt_channel; /* channel id */
isp_ncode_t nt_ncode; /* action */
} isp_notify_t;
#define MATCH_TMD(tmd, iid, lun, tag) \
( \
(tmd) && \
(iid == INI_ANY || iid == tmd->cd_iid) && \
(lun == LUN_ANY || lun == tmd->cd_lun) && \
(tag == TAG_ANY || tag == tmd->cd_tagval) \
)
/*
* Debug macros
*/
#define ISP_TDQE(isp, msg, idx, arg) \
if (isp->isp_dblev & ISP_LOGTDEBUG2) isp_print_qentry(isp, msg, idx, arg)
/*
* Special Constatns
*/
#define INI_ANY ((uint64_t) -1)
#define VALID_INI(ini) (ini != INI_NONE && ini != INI_ANY)
#define LUN_ANY 0xffff
#define TGT_ANY ((uint64_t) -1)
#define TAG_ANY ((uint64_t) 0)
#endif /* _ISP_TARGET_H */