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

/*
 * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
 *
 * @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.
 * 
 * This 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.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */
#ifndef _IOKIT_IOPM_H
#define _IOKIT_IOPM_H

#define IOPMMaxPowerStates 10

typedef unsigned long IOPMPowerFlags;
enum {
                        // following  bits are used in the input and output power fields
    kIOPMClockNormal		= 0x0004,
    kIOPMClockRunning		= 0x0008,
    kIOPMAuxPowerOn		= 0x0020,	// used only between root and root parent
    kIOPMPagingAvailable	= 0x0020,	// used only between paging plexus and its children
    kIOPMPassThrough		= 0x0100,
    kIOPMDoze			= 0x0400,
    kIOPMSoftSleep		= 0x0400,	// old usage, replaced by kIOPMDoze
    kIOPMSleep			= 0x0001,
    kIOPMRestart		= 0x0080,
                        // following  bits are used in the capabilites field and the power fields
    kIOPMPowerOn		= 0x0002,
    kIOPMPreventSystemSleep	= 0x0010,
    kIOPMPreventIdleSleep	= 0x0040,
                        // following  bits are used in the capabilites field
    kIOPMNotAttainable		= 0x0001,	// used between a driver and its policy-maker
    kIOPMChildClamp		= 0x0080,	// used internally in a power domain parent
    kIOPMChildClamp2		= 0x0200,	// used internally in a power domain parent
    kIOPMDeviceUsable		= 0x8000,
    kIOPMMaxPerformance	 	= 0x4000,
    kIOPMContextRetained	= 0x2000,
    kIOPMConfigRetained		= 0x1000,
    kIOPMSleepCapability	= 0x0004,
    kIOPMRestartCapability	= 0x0080,
    kIOPMNotPowerManaged	= 0x0800,	// this is an error return rather than a bit
    kIOPMStaticPowerValid	= 0x0800,	// therefore this bit safely overloads it
    
    kIOPMCapabilitiesMask =     kIOPMPowerOn | kIOPMDeviceUsable | kIOPMMaxPerformance |
                                kIOPMContextRetained | kIOPMConfigRetained | kIOPMSleepCapability |
                                kIOPMRestartCapability
};


enum {
    IOPMNotAttainable	= kIOPMNotAttainable,
    IOPMPowerOn		= kIOPMPowerOn,
    IOPMClockNormal	= kIOPMClockNormal,
    IOPMClockRunning	= kIOPMClockRunning,
    IOPMAuxPowerOn	= kIOPMAuxPowerOn,
    IOPMDeviceUsable	= kIOPMDeviceUsable,
    IOPMMaxPerformance	= kIOPMMaxPerformance,
    IOPMContextRetained	= kIOPMContextRetained,
    IOPMConfigRetained	= kIOPMConfigRetained,
    IOPMNotPowerManaged	= kIOPMNotPowerManaged,
    IOPMPagingAvailable	= kIOPMPagingAvailable,
    IOPMSoftSleep	= kIOPMSoftSleep
};


enum {
    kIOPMNextHigherState	= 1,
    kIOPMHighestState		= 2,
    kIOPMNextLowerState		= 3,
    kIOPMLowestState		= 4
};

enum {
    IOPMNextHigherState		= kIOPMNextHigherState,
    IOPMHighestState		= kIOPMHighestState,
    IOPMNextLowerState		= kIOPMNextLowerState,
    IOPMLowestState		= kIOPMLowestState
};


enum {		// commands on power managment command queue
    kIOPMBroadcastAggressiveness = 1,
    kIOPMUnidleDevice
};

enum {		// special value means "power consumption unknown"
    kIOPMUnknown = 0xFFFF
};

// Power events
enum {
  kClamshellClosedEventMask  = (1<<0),  // User closed lid
  kDockingBarEventMask       = (1<<1),  // OBSOLETE
  kACPlugEventMask           = (1<<2),  // User plugged or unplugged adapter
  kFrontPanelButtonEventMask = (1<<3),  // User hit the front panel button
  kBatteryStatusEventMask    = (1<<4)   // Battery status has changed
};

// Power commands issued to root domain
enum {
  kIOPMSleepNow                  = (1<<0),  // put machine to sleep now
  kIOPMAllowSleep                = (1<<1),  // allow idle sleep
  kIOPMPreventSleep              = (1<<2),  // do not allow idle sleep
  kIOPMPowerButton		 = (1<<3),  // power button was pressed
  kIOPMClamshellClosed		 = (1<<4),  // clamshell was closed
  kIOPMPowerEmergency		 = (1<<5),  // battery dangerously low
  kIOPMDisableClamshell		 = (1<<6),  // do not sleep on clamshell closure
  kIOPMEnableClamshell		 = (1<<7),  // sleep on clamshell closure
  kIOPMProcessorSpeedChange	 = (1<<8),  // change the processor speed
  kIOPMOverTemp                  = (1<<9)   // system dangerously hot
};
                                        // Return codes

// PUBLIC power management features
// NOTE: this is a direct port from classic, some of these bits
//       are obsolete but are included for completeness
enum {
  kPMHasWakeupTimerMask        = (1<<0),  // 1=wake timer is supported
  kPMHasSharedModemPortMask    = (1<<1),  // Not used
  kPMHasProcessorCyclingMask   = (1<<2),  // 1=processor cycling supported
  kPMMustProcessorCycleMask    = (1<<3),  // Not used
  kPMHasReducedSpeedMask       = (1<<4),  // 1=supports reduced processor speed
  kPMDynamicSpeedChangeMask    = (1<<5),  // 1=supports changing processor speed on the fly
  kPMHasSCSIDiskModeMask       = (1<<6),  // 1=supports using machine as SCSI drive
  kPMCanGetBatteryTimeMask     = (1<<7),  // 1=battery time can be calculated
  kPMCanWakeupOnRingMask       = (1<<8),  // 1=machine can wake on modem ring
  kPMHasDimmingSupportMask     = (1<<9),  // 1=has monitor dimming support
  kPMHasStartupTimerMask       = (1<<10), // 1=can program startup timer
  kPMHasChargeNotificationMask = (1<<11), // 1=client can determine charger status/get notifications
  kPMHasDimSuspendSupportMask  = (1<<12), // 1=can dim diplay to DPMS ('off') state
  kPMHasWakeOnNetActivityMask  = (1<<13), // 1=supports waking upon receipt of net packet
  kPMHasWakeOnLidMask          = (1<<14), // 1=can wake upon lid/case opening
  kPMCanPowerOffPCIBusMask     = (1<<15), // 1=can remove power from PCI bus on sleep
  kPMHasDeepSleepMask          = (1<<16), // 1=supports deep (hibernation) sleep
  kPMHasSleepMask              = (1<<17), // 1=machine support low power sleep (ala powerbooks)
  kPMSupportsServerModeAPIMask = (1<<18), // 1=supports reboot on AC resume for unexpected power loss
  kPMHasUPSIntegrationMask     = (1<<19)  // 1=supports incorporating UPS devices into power source calcs
};

// PRIVATE power management features
// NOTE: this is a direct port from classic, some of these bits
//       are obsolete but are included for completeness.
enum {
  kPMHasExtdBattInfoMask       = (1<<0),  // Not used
  kPMHasBatteryIDMask          = (1<<1),  // Not used
  kPMCanSwitchPowerMask        = (1<<2),  // Not used 
  kPMHasCelsiusCyclingMask     = (1<<3),  // Not used
  kPMHasBatteryPredictionMask  = (1<<4),  // Not used
  kPMHasPowerLevelsMask        = (1<<5),  // Not used
  kPMHasSleepCPUSpeedMask      = (1<<6),  // Not used
  kPMHasBtnIntHandlersMask     = (1<<7),  // 1=supports individual button interrupt handlers
  kPMHasSCSITermPowerMask      = (1<<8),  // 1=supports SCSI termination power switch
  kPMHasADBButtonHandlersMask  = (1<<9),  // 1=supports button handlers via ADB
  kPMHasICTControlMask         = (1<<10), // 1=supports ICT control
  kPMHasLegacyDesktopSleepMask = (1<<11), // 1=supports 'doze' style sleep
  kPMHasDeepIdleMask           = (1<<12), // 1=supports Idle2 in hardware
  kPMOpenLidPreventsSleepMask  = (1<<13), // 1=open case prevent machine from sleeping
  kPMClosedLidCausesSleepMask  = (1<<14), // 1=case closed (clamshell closed) causes sleep
  kPMHasFanControlMask         = (1<<15), // 1=machine has software-programmable fan/thermostat controls
  kPMHasThermalControlMask     = (1<<16), // 1=machine supports thermal monitoring
  kPMHasVStepSpeedChangeMask   = (1<<17), // 1=machine supports processor voltage/clock change
  kPMEnvironEventsPolledMask   = (1<<18)  // 1=machine doesn't generate pmu env ints, we must poll instead 
};

// DEFAULT public and private features for machines whose device tree
// does NOT contain this information (pre-Core99).

// For Cuda-based Desktops

#define kStdDesktopPMFeatures   kPMHasWakeupTimerMask         |\
                                kPMHasProcessorCyclingMask    |\
                                kPMHasDimmingSupportMask      |\
                                kPMHasStartupTimerMask        |\
                                kPMSupportsServerModeAPIMask  |\
                                kPMHasUPSIntegrationMask

#define kStdDesktopPrivPMFeatures  kPMHasExtdBattInfoMask     |\
                                   kPMHasICTControlMask       |\
                                   kPMHasLegacyDesktopSleepMask

#define kStdDesktopNumBatteries 0

// For Wallstreet (PowerBook G3 Series 1998)

#define kWallstreetPMFeatures   kPMHasWakeupTimerMask         |\
                                kPMHasProcessorCyclingMask    |\
                                kPMHasReducedSpeedMask        |\
                                kPMDynamicSpeedChangeMask     |\
                                kPMHasSCSIDiskModeMask        |\
                                kPMCanGetBatteryTimeMask      |\
                                kPMHasDimmingSupportMask      |\
                                kPMHasChargeNotificationMask  |\
                                kPMHasDimSuspendSupportMask   |\
                                kPMHasSleepMask

#define kWallstreetPrivPMFeatures  kPMHasExtdBattInfoMask      |\
                                   kPMHasBatteryIDMask         |\
                                   kPMCanSwitchPowerMask       |\
                                   kPMHasADBButtonHandlersMask |\
                                   kPMHasSCSITermPowerMask     |\
                                   kPMHasICTControlMask        |\
                                   kPMClosedLidCausesSleepMask |\
                                   kPMEnvironEventsPolledMask

#define kStdPowerBookPMFeatures      kWallstreetPMFeatures
#define kStdPowerBookPrivPMFeatures  kWallstreetPrivPMFeatures

#define kStdPowerBookNumBatteries 2

// For 101 (PowerBook G3 Series 1999)

#define k101PMFeatures          kPMHasWakeupTimerMask         |\
                                kPMHasProcessorCyclingMask    |\
                                kPMHasReducedSpeedMask        |\
                                kPMDynamicSpeedChangeMask     |\
                                kPMHasSCSIDiskModeMask        |\
                                kPMCanGetBatteryTimeMask      |\
                                kPMHasDimmingSupportMask      |\
                                kPMHasChargeNotificationMask  |\
                                kPMHasDimSuspendSupportMask   |\
                                kPMHasSleepMask               |\
                                kPMHasUPSIntegrationMask

#define k101PrivPMFeatures      kPMHasExtdBattInfoMask        |\
                                kPMHasBatteryIDMask           |\
                                kPMCanSwitchPowerMask         |\
                                kPMHasADBButtonHandlersMask   |\
                                kPMHasSCSITermPowerMask       |\
                                kPMHasICTControlMask          |\
                                kPMClosedLidCausesSleepMask   |\
                                kPMEnvironEventsPolledMask

#define IOPMNoErr		0	// normal return

                        // returned by powerStateWillChange and powerStateDidChange:
#define IOPMAckImplied		0	// acknowledgement of power state change is implied
#define IOPMWillAckLater	1	// acknowledgement of power state change will come later

                        // returned by requestDomainState
#define IOPMBadSpecification	4	// unrecognized specification parameter
#define IOPMNoSuchState		5	// no power state matches search specification

#define IOPMCannotRaisePower	6	// a device cannot change its power for some reason

                        // returned by changeStateTo
#define IOPMParameterError	7	// requested state doesn't exist
#define IOPMNotYetInitialized	8	// device not yet fully hooked into power management "graph"


						// used by Root Domain UserClient

enum {
    kPMGeneralAggressiveness = 0,
    kPMMinutesToDim,
    kPMMinutesToSpinDown,
    kPMMinutesToSleep,
    kPMEthernetWakeOnLANSettings,
    kPMSetProcessorSpeed,
    kPMPowerSource
};
#define kMaxType kPMEthernetWakeOnLANSettings

// SetAggressiveness values for the kPMPowerSource aggressiveness type
enum {
    kIOPMInternalPower = 1,
    kIOPMExternalPower
};

#define kAppleClamshellStateKey           "AppleClamshellState"
#define kIOREMSleepEnabledKey             "REMSleepEnabled"

#define kIOBatteryInfoKey		"IOBatteryInfo"
#define kIOBatteryCurrentChargeKey	"Current"
#define kIOBatteryCapacityKey		"Capacity"
#define kIOBatteryFlagsKey		"Flags"
#define kIOBatteryVoltageKey		"Voltage"
#define kIOBatteryAmperageKey		"Amperage"

enum {
    kIOBatteryInstalled		= (1 << 2),
    kIOBatteryCharge		= (1 << 1),
    kIOBatteryChargerConnect	= (1 << 0)
};

// These flags are deprecated. Use the version with the kIOPM prefix below.
enum {
  kACInstalled      = kIOBatteryChargerConnect,
  kBatteryCharging  = kIOBatteryCharge,
  kBatteryInstalled = kIOBatteryInstalled,
  kUPSInstalled     = (1<<3),
  kBatteryAtWarn    = (1<<4),
  kBatteryDepleted  = (1<<5),
  kACnoChargeCapability = (1<<6),     // AC adapter cannot charge battery
  kRawLowBattery    = (1<<7),         // used only by  Platform Expert
  kForceLowSpeed    = (1<<8)         // set by Platfm Expert, chk'd by Pwr Plugin};
};

// For use with IOPMPowerSource bFlags
#define IOPM_POWER_SOURCE_REV   2
enum {
  kIOPMACInstalled      = kIOBatteryChargerConnect,
  kIOPMBatteryCharging  = kIOBatteryCharge,
  kIOPMBatteryInstalled = kIOBatteryInstalled,
  kIOPMUPSInstalled     = (1<<3),
  kIOPMBatteryAtWarn    = (1<<4),
  kIOPMBatteryDepleted  = (1<<5),
  kIOPMACnoChargeCapability = (1<<6),     // AC adapter cannot charge battery
  kIOPMRawLowBattery    = (1<<7),         // used only by  Platform Expert
  kIOPMForceLowSpeed    = (1<<8),         // set by Platfm Expert, chk'd by Pwr Plugin
  kIOPMClosedClamshell  = (1<<9),         // set by PMU - reflects state of the clamshell
  kIOPMClamshellStateOnWake = (1<<10)     // used only by Platform Expert
};


#if KERNEL && __cplusplus
class IOService;

enum {
    kIOPowerEmergencyLevel = 1000
};

enum {
    kIOPMSubclassPolicy,
    kIOPMSuperclassPolicy1
};

struct stateChangeNote{
    IOPMPowerFlags	stateFlags;
    unsigned long	stateNum;
    void * 		powerRef;
};
typedef struct stateChangeNote stateChangeNote;

struct IOPowerStateChangeNotification {
    void *		powerRef;
    unsigned long	returnValue;
    unsigned long	stateNumber;
    IOPMPowerFlags	stateFlags;
};
typedef struct IOPowerStateChangeNotification IOPowerStateChangeNotification;
typedef IOPowerStateChangeNotification sleepWakeNote;

extern void IOPMRegisterDevice(const char *, IOService *);
#endif /* KERNEL && __cplusplus */

#endif /* ! _IOKIT_IOPM_H */
Commit	Line	Data
1c79356b A	1	/*
	2	* Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
	3	*
	4	* @APPLE_LICENSE_HEADER_START@
	5	*
de355530 A	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.
1c79356b	11	*
de355530 A	12	* This Original Code and all software distributed under the License are
de355530 A	13	* distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
1c79356b A	14	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
1c79356b A	15	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
de355530 A	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.
1c79356b A	19	*
	20	* @APPLE_LICENSE_HEADER_END@
	21	*/
	22	#ifndef _IOKIT_IOPM_H
	23	#define _IOKIT_IOPM_H
	24
	25	#define IOPMMaxPowerStates 10
	26
	27	typedef unsigned long IOPMPowerFlags;
0b4e3aa0 A	28	enum {
	29	// following bits are used in the input and output power fields
	30	kIOPMClockNormal = 0x0004,
	31	kIOPMClockRunning = 0x0008,
	32	kIOPMAuxPowerOn = 0x0020, // used only between root and root parent
	33	kIOPMPagingAvailable = 0x0020, // used only between paging plexus and its children
	34	kIOPMPassThrough = 0x0100,
	35	kIOPMDoze = 0x0400,
	36	kIOPMSoftSleep = 0x0400, // old usage, replaced by kIOPMDoze
	37	kIOPMSleep = 0x0001,
	38	kIOPMRestart = 0x0080,
	39	// following bits are used in the capabilites field and the power fields
	40	kIOPMPowerOn = 0x0002,
	41	kIOPMPreventSystemSleep = 0x0010,
	42	kIOPMPreventIdleSleep = 0x0040,
	43	// following bits are used in the capabilites field
	44	kIOPMNotAttainable = 0x0001, // used between a driver and its policy-maker
	45	kIOPMChildClamp = 0x0080, // used internally in a power domain parent
	46	kIOPMChildClamp2 = 0x0200, // used internally in a power domain parent
	47	kIOPMDeviceUsable = 0x8000,
	48	kIOPMMaxPerformance = 0x4000,
	49	kIOPMContextRetained = 0x2000,
	50	kIOPMConfigRetained = 0x1000,
	51	kIOPMSleepCapability = 0x0004,
	52	kIOPMRestartCapability = 0x0080,
	53	kIOPMNotPowerManaged = 0x0800, // this is an error return rather than a bit
	54	kIOPMStaticPowerValid = 0x0800, // therefore this bit safely overloads it
	55
	56	kIOPMCapabilitiesMask = kIOPMPowerOn \| kIOPMDeviceUsable \| kIOPMMaxPerformance \|
	57	kIOPMContextRetained \| kIOPMConfigRetained \| kIOPMSleepCapability \|
	58	kIOPMRestartCapability
	59	};
	60
	61
	62	enum {
	63	IOPMNotAttainable = kIOPMNotAttainable,
	64	IOPMPowerOn = kIOPMPowerOn,
	65	IOPMClockNormal = kIOPMClockNormal,
	66	IOPMClockRunning = kIOPMClockRunning,
	67	IOPMAuxPowerOn = kIOPMAuxPowerOn,
	68	IOPMDeviceUsable = kIOPMDeviceUsable,
	69	IOPMMaxPerformance = kIOPMMaxPerformance,
	70	IOPMContextRetained = kIOPMContextRetained,
	71	IOPMConfigRetained = kIOPMConfigRetained,
	72	IOPMNotPowerManaged = kIOPMNotPowerManaged,
	73	IOPMPagingAvailable = kIOPMPagingAvailable,
	74	IOPMSoftSleep = kIOPMSoftSleep
	75	};
	76
	77
	78	enum {
	79	kIOPMNextHigherState = 1,
	80	kIOPMHighestState = 2,
	81	kIOPMNextLowerState = 3,
	82	kIOPMLowestState = 4
	83	};
	84
	85	enum {
	86	IOPMNextHigherState = kIOPMNextHigherState,
	87	IOPMHighestState = kIOPMHighestState,
	88	IOPMNextLowerState = kIOPMNextLowerState,
	89	IOPMLowestState = kIOPMLowestState
	90	};
1c79356b	91
1c79356b A	92
	93
	94	enum { // commands on power managment command queue
0b4e3aa0 A	95	kIOPMBroadcastAggressiveness = 1,
	96	kIOPMUnidleDevice
	97	};
	98
	99	enum { // special value means "power consumption unknown"
	100	kIOPMUnknown = 0xFFFF
1c79356b A	101	};
	102
	103	// Power events
	104	enum {
	105	kClamshellClosedEventMask = (1<<0), // User closed lid
	106	kDockingBarEventMask = (1<<1), // OBSOLETE
	107	kACPlugEventMask = (1<<2), // User plugged or unplugged adapter
	108	kFrontPanelButtonEventMask = (1<<3), // User hit the front panel button
	109	kBatteryStatusEventMask = (1<<4) // Battery status has changed
	110	};
	111
	112	// Power commands issued to root domain
	113	enum {
	114	kIOPMSleepNow = (1<<0), // put machine to sleep now
	115	kIOPMAllowSleep = (1<<1), // allow idle sleep
	116	kIOPMPreventSleep = (1<<2), // do not allow idle sleep
	117	kIOPMPowerButton = (1<<3), // power button was pressed
	118	kIOPMClamshellClosed = (1<<4), // clamshell was closed
	119	kIOPMPowerEmergency = (1<<5), // battery dangerously low
0b4e3aa0	120	kIOPMDisableClamshell = (1<<6), // do not sleep on clamshell closure
d52fe63f A	121	kIOPMEnableClamshell = (1<<7), // sleep on clamshell closure
	122	kIOPMProcessorSpeedChange = (1<<8), // change the processor speed
	123	kIOPMOverTemp = (1<<9) // system dangerously hot
1c79356b A	124	};
	125	// Return codes
	126
	127	// PUBLIC power management features
	128	// NOTE: this is a direct port from classic, some of these bits
	129	// are obsolete but are included for completeness
	130	enum {
	131	kPMHasWakeupTimerMask = (1<<0), // 1=wake timer is supported
	132	kPMHasSharedModemPortMask = (1<<1), // Not used
	133	kPMHasProcessorCyclingMask = (1<<2), // 1=processor cycling supported
	134	kPMMustProcessorCycleMask = (1<<3), // Not used
	135	kPMHasReducedSpeedMask = (1<<4), // 1=supports reduced processor speed
	136	kPMDynamicSpeedChangeMask = (1<<5), // 1=supports changing processor speed on the fly
	137	kPMHasSCSIDiskModeMask = (1<<6), // 1=supports using machine as SCSI drive
	138	kPMCanGetBatteryTimeMask = (1<<7), // 1=battery time can be calculated
	139	kPMCanWakeupOnRingMask = (1<<8), // 1=machine can wake on modem ring
	140	kPMHasDimmingSupportMask = (1<<9), // 1=has monitor dimming support
	141	kPMHasStartupTimerMask = (1<<10), // 1=can program startup timer
	142	kPMHasChargeNotificationMask = (1<<11), // 1=client can determine charger status/get notifications
	143	kPMHasDimSuspendSupportMask = (1<<12), // 1=can dim diplay to DPMS ('off') state
	144	kPMHasWakeOnNetActivityMask = (1<<13), // 1=supports waking upon receipt of net packet
	145	kPMHasWakeOnLidMask = (1<<14), // 1=can wake upon lid/case opening
	146	kPMCanPowerOffPCIBusMask = (1<<15), // 1=can remove power from PCI bus on sleep
	147	kPMHasDeepSleepMask = (1<<16), // 1=supports deep (hibernation) sleep
	148	kPMHasSleepMask = (1<<17), // 1=machine support low power sleep (ala powerbooks)
	149	kPMSupportsServerModeAPIMask = (1<<18), // 1=supports reboot on AC resume for unexpected power loss
	150	kPMHasUPSIntegrationMask = (1<<19) // 1=supports incorporating UPS devices into power source calcs
	151	};
	152
	153	// PRIVATE power management features
	154	// NOTE: this is a direct port from classic, some of these bits
	155	// are obsolete but are included for completeness.
	156	enum {
	157	kPMHasExtdBattInfoMask = (1<<0), // Not used
	158	kPMHasBatteryIDMask = (1<<1), // Not used
	159	kPMCanSwitchPowerMask = (1<<2), // Not used
	160	kPMHasCelsiusCyclingMask = (1<<3), // Not used
	161	kPMHasBatteryPredictionMask = (1<<4), // Not used
	162	kPMHasPowerLevelsMask = (1<<5), // Not used
	163	kPMHasSleepCPUSpeedMask = (1<<6), // Not used
	164	kPMHasBtnIntHandlersMask = (1<<7), // 1=supports individual button interrupt handlers
	165	kPMHasSCSITermPowerMask = (1<<8), // 1=supports SCSI termination power switch
	166	kPMHasADBButtonHandlersMask = (1<<9), // 1=supports button handlers via ADB
	167	kPMHasICTControlMask = (1<<10), // 1=supports ICT control
	168	kPMHasLegacyDesktopSleepMask = (1<<11), // 1=supports 'doze' style sleep
	169	kPMHasDeepIdleMask = (1<<12), // 1=supports Idle2 in hardware
	170	kPMOpenLidPreventsSleepMask = (1<<13), // 1=open case prevent machine from sleeping
	171	kPMClosedLidCausesSleepMask = (1<<14), // 1=case closed (clamshell closed) causes sleep
	172	kPMHasFanControlMask = (1<<15), // 1=machine has software-programmable fan/thermostat controls
	173	kPMHasThermalControlMask = (1<<16), // 1=machine supports thermal monitoring
	174	kPMHasVStepSpeedChangeMask = (1<<17), // 1=machine supports processor voltage/clock change
	175	kPMEnvironEventsPolledMask = (1<<18) // 1=machine doesn't generate pmu env ints, we must poll instead
	176	};
	177
	178	// DEFAULT public and private features for machines whose device tree
	179	// does NOT contain this information (pre-Core99).
	180
	181	// For Cuda-based Desktops
	182
	183	#define kStdDesktopPMFeatures kPMHasWakeupTimerMask \|\
	184	kPMHasProcessorCyclingMask \|\
	185	kPMHasDimmingSupportMask \|\
	186	kPMHasStartupTimerMask \|\
	187	kPMSupportsServerModeAPIMask \|\
188	kPMHasUPSIntegrationMask
189
190	#define kStdDesktopPrivPMFeatures kPMHasExtdBattInfoMask \|\
191	kPMHasICTControlMask \|\
192	kPMHasLegacyDesktopSleepMask
193
194	#define kStdDesktopNumBatteries 0
195
196	// For Wallstreet (PowerBook G3 Series 1998)
197
198	#define kWallstreetPMFeatures kPMHasWakeupTimerMask \|\
199	kPMHasProcessorCyclingMask \|\
200	kPMHasReducedSpeedMask \|\
201	kPMDynamicSpeedChangeMask \|\
202	kPMHasSCSIDiskModeMask \|\
203	kPMCanGetBatteryTimeMask \|\
204	kPMHasDimmingSupportMask \|\
205	kPMHasChargeNotificationMask \|\
206	kPMHasDimSuspendSupportMask \|\
207	kPMHasSleepMask
208
209	#define kWallstreetPrivPMFeatures kPMHasExtdBattInfoMask \|\
210	kPMHasBatteryIDMask \|\
211	kPMCanSwitchPowerMask \|\
212	kPMHasADBButtonHandlersMask \|\
213	kPMHasSCSITermPowerMask \|\
214	kPMHasICTControlMask \|\
215	kPMClosedLidCausesSleepMask \|\
216	kPMEnvironEventsPolledMask
217
218	#define kStdPowerBookPMFeatures kWallstreetPMFeatures
219	#define kStdPowerBookPrivPMFeatures kWallstreetPrivPMFeatures
220
221	#define kStdPowerBookNumBatteries 2
222
223	// For 101 (PowerBook G3 Series 1999)
224
225	#define k101PMFeatures kPMHasWakeupTimerMask \|\
226	kPMHasProcessorCyclingMask \|\
227	kPMHasReducedSpeedMask \|\
228	kPMDynamicSpeedChangeMask \|\
229	kPMHasSCSIDiskModeMask \|\
230	kPMCanGetBatteryTimeMask \|\
231	kPMHasDimmingSupportMask \|\
232	kPMHasChargeNotificationMask \|\
233	kPMHasDimSuspendSupportMask \|\
234	kPMHasSleepMask \|\
235	kPMHasUPSIntegrationMask
236
237	#define k101PrivPMFeatures kPMHasExtdBattInfoMask \|\
238	kPMHasBatteryIDMask \|\
239	kPMCanSwitchPowerMask \|\
240	kPMHasADBButtonHandlersMask \|\
241	kPMHasSCSITermPowerMask \|\
242	kPMHasICTControlMask \|\
243	kPMClosedLidCausesSleepMask \|\
244	kPMEnvironEventsPolledMask
245
246	#define IOPMNoErr 0 // normal return
247
248	// returned by powerStateWillChange and powerStateDidChange:
249	#define IOPMAckImplied 0 // acknowledgement of power state change is implied
250	#define IOPMWillAckLater 1 // acknowledgement of power state change will come later
251
252	// returned by requestDomainState
253	#define IOPMBadSpecification 4 // unrecognized specification parameter
254	#define IOPMNoSuchState 5 // no power state matches search specification
255
256	#define IOPMCannotRaisePower 6 // a device cannot change its power for some reason
257
258	// returned by changeStateTo
259	#define IOPMParameterError 7 // requested state doesn't exist
260	#define IOPMNotYetInitialized 8 // device not yet fully hooked into power management "graph"
261
262
263	// used by Root Domain UserClient
264
265	enum {
266	kPMGeneralAggressiveness = 0,
267	kPMMinutesToDim,
268	kPMMinutesToSpinDown,
0b4e3aa0 A	269	kPMMinutesToSleep,
0b4e3aa0 A	270	kPMEthernetWakeOnLANSettings,
9bccf70c A	271	kPMSetProcessorSpeed,
9bccf70c A	272	kPMPowerSource
1c79356b	273	};
0b4e3aa0	274	#define kMaxType kPMEthernetWakeOnLANSettings
1c79356b	275
9bccf70c A	276	// SetAggressiveness values for the kPMPowerSource aggressiveness type
	277	enum {
	278	kIOPMInternalPower = 1,
	279	kIOPMExternalPower
	280	};
	281
d52fe63f A	282	#define kAppleClamshellStateKey "AppleClamshellState"
d52fe63f A	283	#define kIOREMSleepEnabledKey "REMSleepEnabled"
1c79356b A	284
	285	#define kIOBatteryInfoKey "IOBatteryInfo"
	286	#define kIOBatteryCurrentChargeKey "Current"
	287	#define kIOBatteryCapacityKey "Capacity"
	288	#define kIOBatteryFlagsKey "Flags"
	289	#define kIOBatteryVoltageKey "Voltage"
	290	#define kIOBatteryAmperageKey "Amperage"
d52fe63f	291
1c79356b A	292	enum {
	293	kIOBatteryInstalled = (1 << 2),
	294	kIOBatteryCharge = (1 << 1),
	295	kIOBatteryChargerConnect = (1 << 0)
	296	};
	297
d52fe63f A	298	// These flags are deprecated. Use the version with the kIOPM prefix below.
	299	enum {
	300	kACInstalled = kIOBatteryChargerConnect,
	301	kBatteryCharging = kIOBatteryCharge,
	302	kBatteryInstalled = kIOBatteryInstalled,
	303	kUPSInstalled = (1<<3),
	304	kBatteryAtWarn = (1<<4),
	305	kBatteryDepleted = (1<<5),
	306	kACnoChargeCapability = (1<<6), // AC adapter cannot charge battery
	307	kRawLowBattery = (1<<7), // used only by Platform Expert
	308	kForceLowSpeed = (1<<8) // set by Platfm Expert, chk'd by Pwr Plugin};
	309	};
	310
	311	// For use with IOPMPowerSource bFlags
	312	#define IOPM_POWER_SOURCE_REV 2
	313	enum {
	314	kIOPMACInstalled = kIOBatteryChargerConnect,
	315	kIOPMBatteryCharging = kIOBatteryCharge,
	316	kIOPMBatteryInstalled = kIOBatteryInstalled,
	317	kIOPMUPSInstalled = (1<<3),
	318	kIOPMBatteryAtWarn = (1<<4),
	319	kIOPMBatteryDepleted = (1<<5),
	320	kIOPMACnoChargeCapability = (1<<6), // AC adapter cannot charge battery
	321	kIOPMRawLowBattery = (1<<7), // used only by Platform Expert
	322	kIOPMForceLowSpeed = (1<<8), // set by Platfm Expert, chk'd by Pwr Plugin
	323	kIOPMClosedClamshell = (1<<9), // set by PMU - reflects state of the clamshell
	324	kIOPMClamshellStateOnWake = (1<<10) // used only by Platform Expert
	325	};
	326
	327
1c79356b A	328
	329	#if KERNEL && __cplusplus
	330	class IOService;
	331
	332	enum {
	333	kIOPowerEmergencyLevel = 1000
	334	};
	335
	336	enum {
	337	kIOPMSubclassPolicy,
	338	kIOPMSuperclassPolicy1
	339	};
	340
	341	struct stateChangeNote{
	342	IOPMPowerFlags stateFlags;
	343	unsigned long stateNum;
	344	void * powerRef;
	345	};
	346	typedef struct stateChangeNote stateChangeNote;
	347
0b4e3aa0	348	struct IOPowerStateChangeNotification {
1c79356b A	349	void * powerRef;
1c79356b A	350	unsigned long returnValue;
0b4e3aa0 A	351	unsigned long stateNumber;
0b4e3aa0 A	352	IOPMPowerFlags stateFlags;
1c79356b	353	};
0b4e3aa0 A	354	typedef struct IOPowerStateChangeNotification IOPowerStateChangeNotification;
0b4e3aa0 A	355	typedef IOPowerStateChangeNotification sleepWakeNote;
1c79356b A	356
	357	extern void IOPMRegisterDevice(const char , IOService );
	358	#endif /* KERNEL && __cplusplus */
	359
	360	#endif /* ! _IOKIT_IOPM_H */
	361