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  * 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  * Copyright (c) 1998 Apple Computer, Inc.  All rights reserved.
  24  *
  25  * HISTORY
  26  *
  27  */
  28
  29
  30 #ifndef _IOKIT_IOPMPAGINGPLEXUS_H
  31 #define _IOKIT_IOPMPAGINGPLEXUS_H
  32
  33 #include <IOKit/IOService.h>
  34
  35
  36
  37 /*! @class IOPMPagingPlexus : public IOService
  38     @abstract
  39     @discussion
  40 */
  41
  42 class IOPMPagingPlexus : public IOService
  43 {
  44     OSDeclareDefaultStructors(IOPMPagingPlexus)
  45
  46
  47 protected:
  48
  49     bool        systemBooting;  // true until preferences received.  Then we act.
  50     IOLock *    ourLock;
  51
  52 public:
  53
  54     virtual bool start ( IOService * );
  55     virtual IOReturn setAggressiveness ( unsigned long, unsigned long );
  56
  57 protected:
  58
  59     virtual IOService * findProvider ( IOService * );
  60     virtual void processSiblings ( IOService * );
  61     virtual void processChildren ( void );
  62
  63 };
  64
  65 #endif /* ! _IOKIT_IOPMPAGINGPLEXUS_H */
  66