1/*
2 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3 *
4 * @APPLE_OSREFERENCE_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. The rights granted to you under the License
10 * may not be used to create, or enable the creation or redistribution of,
11 * unlawful or unlicensed copies of an Apple operating system, or to
12 * circumvent, violate, or enable the circumvention or violation of, any
13 * terms of an Apple operating system software license agreement.
14 *
15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
17 *
18 * The Original Code and all software distributed under the License are
19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23 * Please see the License for the specific language governing rights and
24 * limitations under the License.
25 *
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27 */
28
29#ifndef _IOWATCHDOGTIMER_H
30#define _IOWATCHDOGTIMER_H
31
32#include <IOKit/IOService.h>
33
34class IOWatchDogTimer : public IOService
35{
36 OSDeclareAbstractStructors(IOWatchDogTimer);
37
38protected:
39 IONotifier *notifier;
40 struct ExpansionData { };
41 APPLE_KEXT_WSHADOW_PUSH;
42 ExpansionData *reserved;
43 APPLE_KEXT_WSHADOW_POP;
44
45public:
46 virtual bool start(IOService *provider) APPLE_KEXT_OVERRIDE;
47 virtual void stop(IOService *provider) APPLE_KEXT_OVERRIDE;
48 virtual IOReturn setProperties(OSObject *properties) APPLE_KEXT_OVERRIDE;
49 virtual void setWatchDogTimer(UInt32 timeOut) = 0;
50
51 OSMetaClassDeclareReservedUnused(IOWatchDogTimer, 0);
52 OSMetaClassDeclareReservedUnused(IOWatchDogTimer, 1);
53 OSMetaClassDeclareReservedUnused(IOWatchDogTimer, 2);
54 OSMetaClassDeclareReservedUnused(IOWatchDogTimer, 3);
55};
56
57#endif /* !_IOWATCHDOGTIMER_H */
58