iokit/IOKit/pwr_mgt/IOPMPagingPlexus.h

   1 /*
   2  * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
   7  *
   8  * This file contains Original Code and/or Modifications of Original Code
   9  * as defined in and that are subject to the Apple Public Source License
  10  * Version 2.0 (the 'License'). You may not use this file except in
  11  * compliance with the License. Please obtain a copy of the License at
  12  * http://www.opensource.apple.com/apsl/ and read it before using this
  13  * file.
  14  *
  15  * The Original Code and all software distributed under the License are
  16  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  17  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  18  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  20  * Please see the License for the specific language governing rights and
  21  * limitations under the License.
  22  *
  23  * @APPLE_LICENSE_HEADER_END@
  24  */
  25 /*
  26  * Copyright (c) 1998 Apple Computer, Inc.  All rights reserved.
  27  *
  28  * HISTORY
  29  *
  30  */
  31
  32
  33 #ifndef _IOKIT_IOPMPAGINGPLEXUS_H
  34 #define _IOKIT_IOPMPAGINGPLEXUS_H
  35
  36 #include <IOKit/IOService.h>
  37
  38
  39
  40 /*! @class IOPMPagingPlexus : public IOService
  41     @abstract
  42     @discussion
  43 */
  44
  45 class IOPMPagingPlexus : public IOService
  46 {
  47     OSDeclareDefaultStructors(IOPMPagingPlexus)
  48
  49
  50 protected:
  51
  52     bool        systemBooting;  // true until preferences received.  Then we act.
  53     IOLock *    ourLock;
  54
  55 public:
  56
  57     virtual bool start ( IOService * );
  58     virtual IOReturn setAggressiveness ( unsigned long, unsigned long );
  59
  60 protected:
  61
  62     virtual IOService * findProvider ( IOService * );
  63     virtual void processSiblings ( IOService * );
  64     virtual void processChildren ( void );
  65
  66 };
  67
  68 #endif /* ! _IOKIT_IOPMPAGINGPLEXUS_H */
  69