FreeBSD/Linux Kernel Cross Reference
sys/iokit/Kernel/IOPowerConnection.cpp

     /*
      * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
      *
      * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
      * 
      * This file contains Original Code and/or Modifications of Original Code
      * as defined in and that are subject to the Apple Public Source License
      * Version 2.0 (the 'License'). You may not use this file except in
      * compliance with the License. The rights granted to you under the License
     * may not be used to create, or enable the creation or redistribution of,
     * unlawful or unlicensed copies of an Apple operating system, or to
     * circumvent, violate, or enable the circumvention or violation of, any
     * terms of an Apple operating system software license agreement.
     * 
     * Please obtain a copy of the License at
     * http://www.opensource.apple.com/apsl/ and read it before using this file.
     * 
     * The Original Code and all software distributed under the License are
     * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
     * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
     * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
     * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
     * Please see the License for the specific language governing rights and
     * limitations under the License.
     * 
     * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
     */
    
    #include <IOKit/pwr_mgt/IOPowerConnection.h>
    
    #define super IOService
    OSDefineMetaClassAndStructors(IOPowerConnection,IOService)
    
    
    // **********************************************************************************
    // setDesiredDomainState
    //
    // Parent of the connection calls here to save the childs desire
    // **********************************************************************************
    void IOPowerConnection::setDesiredDomainState (unsigned long stateNumber )
    {
        desiredDomainState = stateNumber;
    }
    
    
    // **********************************************************************************
    // getDesiredDomainState
    //
    // **********************************************************************************
    unsigned long IOPowerConnection::getDesiredDomainState ( void )
    {
        return desiredDomainState;
    }
    
    
    // **********************************************************************************
    // setChildHasRequestedPower
    //
    // Parent of the connection calls here when the child requests power
    // **********************************************************************************
    void IOPowerConnection::setChildHasRequestedPower ( void )
    {
        requestFlag = true;
    }
    
    // **********************************************************************************
    // childHasRequestedPower
    //
    // Parent of the connection calls here when the child requests power
    // **********************************************************************************
    bool IOPowerConnection::childHasRequestedPower ( void )
    {
        return requestFlag;
    }
    
    
    // **********************************************************************************
    // setPreventIdleSleepFlag
    //
    // **********************************************************************************
    void IOPowerConnection::setPreventIdleSleepFlag ( unsigned long flag )
    {
        preventIdleSleepFlag = (flag != 0);
    }
    
    
    // **********************************************************************************
    // getPreventIdleSleepFlag
    //
    // **********************************************************************************
    bool IOPowerConnection::getPreventIdleSleepFlag ( void )
    {
        return preventIdleSleepFlag;
    }
    
    
    // **********************************************************************************
    // setPreventSystemSleepFlag
    //
   // **********************************************************************************
   void IOPowerConnection::setPreventSystemSleepFlag ( unsigned long flag )
   {
       preventSystemSleepFlag = (flag != 0);
   }
   
   
   // **********************************************************************************
   // getPreventSystemSleepFlag
   //
   // **********************************************************************************
   bool IOPowerConnection::getPreventSystemSleepFlag ( void )
   {
       return preventSystemSleepFlag;
   }
   
   
   // **********************************************************************************
   // setParentKnowsState
   //
   // Child of the connection calls here to set its reminder that the parent does
   // or does not yet know the state if its domain.
   // **********************************************************************************
   void IOPowerConnection::setParentKnowsState (bool flag )
   {
       stateKnown = flag;
   }
   
   
   // **********************************************************************************
   // setParentCurrentPowerFlags
   //
   // Child of the connection calls here to save what the parent says
   // is the state if its domain.
   // **********************************************************************************
   void IOPowerConnection::setParentCurrentPowerFlags (IOPMPowerFlags flags )
   {
       currentPowerFlags = flags;
   }
   
   
   // **********************************************************************************
   // parentKnowsState
   //
   // **********************************************************************************
   bool IOPowerConnection::parentKnowsState (void )
   {
       return stateKnown;
   }
   
   
   // **********************************************************************************
   // parentCurrentPowerFlags
   //
   // **********************************************************************************
   IOPMPowerFlags IOPowerConnection::parentCurrentPowerFlags (void )
   {
       return currentPowerFlags;
   }
   
   
   // **********************************************************************************
   // setAwaitingAck
   //
   // **********************************************************************************
   void IOPowerConnection::setAwaitingAck ( bool value )
   {
       awaitingAck = value;
   }
   
   
   // **********************************************************************************
   // getAwaitingAck
   //
   // **********************************************************************************
   bool IOPowerConnection::getAwaitingAck ( void )
   {
       return awaitingAck;
   }
   
   
   // **********************************************************************************
   // setReadyFlag
   //
   // **********************************************************************************
   void IOPowerConnection::setReadyFlag( bool flag )
   {
           readyFlag = flag;
   }
   
   
   // **********************************************************************************
   // getReadyFlag
   //
   // **********************************************************************************
   bool IOPowerConnection::getReadyFlag( void ) const
   {
           return readyFlag;
   }

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