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  * 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. Please obtain a copy of the License at
  10  * http://www.opensource.apple.com/apsl/ and read it before using this
  11  * file.
  12  *
  13  * The Original Code and all software distributed under the License are
  14  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  15  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  16  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  18  * Please see the License for the specific language governing rights and
  19  * limitations under the License.
  20  *
  21  * @APPLE_LICENSE_HEADER_END@
  22  */
  23 /*
  24  * Copyright (c) 1998 Apple Computer, Inc.  All rights reserved.
  25  *
  26  * HISTORY
  27  *
  28  */
  29
  30
  31 #ifndef _IOKIT_IOPMPAGINGPLEXUS_H
  32 #define _IOKIT_IOPMPAGINGPLEXUS_H
  33
  34 #include <IOKit/IOService.h>
  35
  36
  37
  38 /*! @class IOPMPagingPlexus : public IOService
  39     @abstract
  40     @discussion
  41 */
  42
  43 class IOPMPagingPlexus : public IOService
  44 {
  45     OSDeclareDefaultStructors(IOPMPagingPlexus)
  46
  47
  48 protected:
  49
  50     bool        systemBooting;  // true until preferences received.  Then we act.
  51     IOLock *    ourLock;
  52
  53 public:
  54
  55     virtual bool start ( IOService * );
  56     virtual IOReturn setAggressiveness ( unsigned long, unsigned long );
  57
  58 protected:
  59
  60     virtual IOService * findProvider ( IOService * );
  61     virtual void processSiblings ( IOService * );
  62     virtual void processChildren ( void );
  63
  64 };
  65
  66 #endif /* ! _IOKIT_IOPMPAGINGPLEXUS_H */
  67