FreeBSD/Linux Kernel Cross Reference
sys/dev/mpt/mpt_cam.h
1 /* $FreeBSD$ */
2 /*-
3 * LSI MPT Host Adapter FreeBSD Wrapper Definitions (CAM version)
4 *
5 * Copyright (c) 2000, 2001 by Greg Ansley, Adam Prewett
6 *
7 * Partially derived from Matty Jacobs ISP driver.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 * notice immediately at the beginning of the file, without modification,
14 * this list of conditions, and the following disclaimer.
15 * 2. The name of the author may not be used to endorse or promote products
16 * derived from this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
22 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 */
28 /*-
29 * Copyright (c) 2002, 2006 by Matthew Jacob
30 * All rights reserved.
31 *
32 * Redistribution and use in source and binary forms, with or without
33 * modification, are permitted provided that the following conditions are
34 * met:
35 * 1. Redistributions of source code must retain the above copyright
36 * notice, this list of conditions and the following disclaimer.
37 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
38 * substantially similar to the "NO WARRANTY" disclaimer below
39 * ("Disclaimer") and any redistribution must be conditioned upon including
40 * a substantially similar Disclaimer requirement for further binary
41 * redistribution.
42 * 3. Neither the names of the above listed copyright holders nor the names
43 * of any contributors may be used to endorse or promote products derived
44 * from this software without specific prior written permission.
45 *
46 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
47 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
48 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
49 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
50 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
51 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
52 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
53 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
54 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
55 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF THE COPYRIGHT
56 * OWNER OR CONTRIBUTOR IS ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
57 *
58 * Support from Chris Ellsworth in order to make SAS adapters work
59 * is gratefully acknowledged.
60 *
61 * Support from LSI-Logic has also gone a great deal toward making this a
62 * workable subsystem and is gratefully acknowledged.
63 */
64 /*-
65 * Copyright (c) 2004, Avid Technology, Inc. and its contributors.
66 * Copyright (c) 2005, WHEEL Sp. z o.o.
67 * Copyright (c) 2004, 2005 Justin T. Gibbs
68 * All rights reserved.
69 *
70 * Redistribution and use in source and binary forms, with or without
71 * modification, are permitted provided that the following conditions are
72 * met:
73 * 1. Redistributions of source code must retain the above copyright
74 * notice, this list of conditions and the following disclaimer.
75 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
76 * substantially similar to the "NO WARRANTY" disclaimer below
77 * ("Disclaimer") and any redistribution must be conditioned upon including
78 * a substantially similar Disclaimer requirement for further binary
79 * redistribution.
80 * 3. Neither the names of the above listed copyright holders nor the names
81 * of any contributors may be used to endorse or promote products derived
82 * from this software without specific prior written permission.
83 *
84 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
85 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
86 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
87 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
88 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
89 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
90 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
91 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
92 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
93 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF THE COPYRIGHT
94 * OWNER OR CONTRIBUTOR IS ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
95 */
96 #ifndef _MPT_CAM_H_
97 #define _MPT_CAM_H_
98
99 #include <cam/cam.h>
100 #include <cam/cam_debug.h>
101 #include <cam/cam_ccb.h>
102 #include <cam/cam_sim.h>
103 #include <cam/cam_xpt.h>
104 #include <cam/cam_periph.h>
105 #include <cam/cam_xpt_periph.h>
106 #include <cam/cam_xpt_sim.h>
107 #include <cam/cam_debug.h>
108 #include <cam/scsi/scsi_all.h>
109 #include <cam/scsi/scsi_message.h>
110
111 #define ccb_mpt_ptr sim_priv.entries[0].ptr
112 #define ccb_req_ptr sim_priv.entries[1].ptr
113
114 /************************** CCB Manipulation Routines *************************/
115 static __inline void mpt_freeze_ccb(union ccb *ccb);
116 static __inline void mpt_set_ccb_status(union ccb *ccb, cam_status status);
117
118 static __inline void
119 mpt_freeze_ccb(union ccb *ccb)
120 {
121 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) == 0) {
122 ccb->ccb_h.status |= CAM_DEV_QFRZN;
123 xpt_freeze_devq(ccb->ccb_h.path, /*count*/1);
124 }
125 }
126
127 static __inline void
128 mpt_set_ccb_status(union ccb *ccb, cam_status status)
129 {
130 ccb->ccb_h.status &= ~CAM_STATUS_MASK;
131 ccb->ccb_h.status |= status;
132 }
133
134 /****************************** Timeout Recovery ******************************/
135 /*
136 * The longest timeout specified for a Task Managent command.
137 */
138 #define MPT_TMF_MAX_TIMEOUT (20000)
139
140 static __inline void
141 mpt_wakeup_recovery_thread(struct mpt_softc *mpt)
142 {
143 wakeup(mpt);
144 }
145
146 #endif /*_MPT_CAM_H_ */
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