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1/*
2 * Copyright (c) 2004-2009 Apple Inc. All rights reserved.
3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. Please obtain a copy of the License at
10 * http://www.opensource.apple.com/apsl/ and read it before using this
11 * file.
12 *
13 * The Original Code and all software distributed under the License are
14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
18 * Please see the License for the specific language governing rights and
19 * limitations under the License.
20 *
21 * @APPLE_LICENSE_HEADER_END@
22 */
23
24#ifndef _IOKIT_SCSI_PORTS_H_
25#define _IOKIT_SCSI_PORTS_H_
26
27
28/*! @header SCSIPort
29@discussion
30This file contains all the definitions for SCSIPort notifications and status.
31*/
32
33
34/*!
35@enum kSCSIPort_NotificationStatusChange
36@discussion
37Message definition to be used with the messageClients
38call to inform of a change in port status.
39*/
40enum
41{
42kSCSIPort_NotificationStatusChange= 0x68000001
43};
44
45
46/*! @typedef SCSIPortStatus
47@abstract 32-bit number to represent a SCSIPortStatus.
48@discussion Type for SCSIPortStatus.
49*/
50
51typedef UInt32 SCSIPortStatus;
52
53/*! @enum SCSI Port Status Values
54@discussion Definitions for the possible port status values
55*/
56enum
57{
58/*!
59@constant kSCSIPort_StatusOnline
60The port is online.
61*/
62kSCSIPort_StatusOnline= 0,
63
64/*!
65@constant kSCSIPort_StatusOffline
66The port is offline (e.g. unplugged cable).
67*/
68kSCSIPort_StatusOffline= 1,
69
70/*!
71@constant kSCSIPort_StatusFailure
72Driver has detected unrecoverable port failure (e.g. hardware port failure)
73*/
74kSCSIPort_StatusFailure= 2
75};
76
77#endif/* _IOKIT_SCSI_PORTS_H_ */
78

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