iokit/IOKit/system_management/IOWatchDogTimer.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22
  23 #ifndef _IOWATCHDOGTIMER_H
  24 #define _IOWATCHDOGTIMER_H
  25
  26 #include <IOKit/IOService.h>
  27
  28 class IOWatchDogTimer : public IOService
  29 {
  30   OSDeclareAbstractStructors(IOWatchDogTimer);
  31
  32 protected:
  33   IONotifier *notifier;
  34   struct ExpansionData { };
  35   ExpansionData *reserved;
  36
  37 public:
  38   virtual bool start(IOService *provider);
  39   virtual void stop(IOService *provider);
  40   virtual IOReturn setProperties(OSObject *properties);
  41   virtual void setWatchDogTimer(UInt32 timeOut) = 0;
  42
  43   OSMetaClassDeclareReservedUnused(IOWatchDogTimer,  0);
  44   OSMetaClassDeclareReservedUnused(IOWatchDogTimer,  1);
  45   OSMetaClassDeclareReservedUnused(IOWatchDogTimer,  2);
  46   OSMetaClassDeclareReservedUnused(IOWatchDogTimer,  3);
  47 };
  48
  49 #endif /* !_IOWATCHDOGTIMER_H */