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 34 class IOWatchDogTimer : public IOService 35 { 36 OSDeclareAbstractStructors(IOWatchDogTimer); 37 38 protected: 39 IONotifier *notifier; 40 struct ExpansionData { }; 41 APPLE_KEXT_WSHADOW_PUSH; 42 ExpansionData *reserved; 43 APPLE_KEXT_WSHADOW_POP; 44 45 public: 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