xnu-344.49.tar.gz

[apple/xnu.git] / iokit / IOKit / pwr_mgt / IOPowerConnection.h

diff --git a/iokit/IOKit/pwr_mgt/IOPowerConnection.h b/iokit/IOKit/pwr_mgt/IOPowerConnection.h
index 03adf0aa4569b4400ae35c046b48a586be829aff..215343b3068ad6a2d6620030dfd99e445848c697 100644 (file)
--- a/iokit/IOKit/pwr_mgt/IOPowerConnection.h
+++ b/iokit/IOKit/pwr_mgt/IOPowerConnection.h
@@ -3,19 +3,22 @@
  *
  * @APPLE_LICENSE_HEADER_START@
  * 
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License").  You may not use this file except in compliance with the
- * License.  Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
+ * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
  * 
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * 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. 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 OR NON-INFRINGEMENT.  Please see the
- * License for the specific language governing rights and limitations
- * under the License.
+ * 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_LICENSE_HEADER_END@
  */
@@ -48,6 +51,21 @@ protected:
                                        used by parent */
     unsigned long      desiredDomainState;
 
+    /*! @field requestFlag             set to true when desiredDomainState is set */
+    bool               requestFlag;
+
+    /*! @field preventIdleSleepFlag    true if child has this bit set in its desired state
+                                       used by parent */
+    unsigned long      preventIdleSleepFlag;
+
+    /*! @field preventSystemSleepFlag  true if child has this bit set in its desired state
+                                       used by parent */
+    unsigned long      preventSystemSleepFlag;
+
+    /*! @field awaitingAck             true if child has not yet acked our notification
+                                       used by parent */
+    bool               awaitingAck;
+
 public:
         /*! @function setParentKnowsState
             @abstract Sets the stateKnown variable.
@@ -69,13 +87,55 @@ public:
 
     /*! @function setDesiredDomainState
         @abstract Sets the desiredDomainState variable.
-        @discussion Called by the child. */
+        @discussion Called by the parent. */
     void setDesiredDomainState (unsigned long );
 
     /*! @function getDesiredDomainState
         @abstract Returns the desiredDomainState variable.
-    @discussion Called by the child. */
+    @discussion Called by the parent. */
     unsigned long getDesiredDomainState ( void );
+
+    /*! @function setChildHasRequestedPower
+        @abstract Set the flag that says that the child has called requestPowerDomainState.
+    @discussion Called by the parent. */
+    void setChildHasRequestedPower ( void );
+
+
+    /*! @function childHasRequestedPower
+        @abstract Return the flag that says whether the child has called requestPowerDomainState.
+    @discussion Called by the PCI Aux Power Supply Driver to see if a device driver
+        is power managed. */
+    bool childHasRequestedPower ( void );
+    
+    /*! @function setPreventIdleSleepFlag
+        @abstract Sets the preventIdleSleepFlag variable.
+        @discussion Called by the parent. */
+    void setPreventIdleSleepFlag (unsigned long );
+
+    /*! @function getPreventIdleSleepFlag
+        @abstract Returns the preventIdleSleepFlag variable.
+    @discussion Called by the parent. */
+    bool getPreventIdleSleepFlag ( void );
+    
+    /*! @function setPreventSystemSleepFlag
+        @abstract Sets the preventSystemSleepFlag variable.
+        @discussion Called by the parent. */
+    void setPreventSystemSleepFlag (unsigned long );
+
+    /*! @function getPreventSystemSleepFlag
+        @abstract Returns the preventSystemSleepFlag variable.
+        @discussion Called by the parent. */
+    bool getPreventSystemSleepFlag ( void );
+    
+    /*! @function setAwaitingAck
+        @abstract Sets the awaitingAck variable.
+        @discussion Called by the parent. */
+    void setAwaitingAck ( bool );
+
+    /*! @function getAwaitingAck
+        @abstract Returns the awaitingAck variable.
+        @discussion Called by the parent. */
+    bool getAwaitingAck ( void );
 };
 
 #endif /* ! _IOKIT_IOPOWERCONNECTION_H */