xref: /xnu-12377.81.4/iokit/IOKit/pwr_mgt/IOPMPrivate.h (revision 043036a2b3718f7f0be807e2870f8f47d3fa0796)
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28 #pragma once
29 
30 
31 #include <IOKit/pwr_mgt/IOPM.h>
32 
33 // Supported power states.
34 enum IOPMRootDomainPowerState {
35 	OFF_STATE           = 0,
36 	RESTART_STATE       = 1,
37 	SLEEP_STATE         = 2,
38 	AOT_STATE           = 3,
39 	ON_STATE            = 4,
40 	NUM_POWER_STATES
41 };
42 
43 /* @constant kIOPMEventTypeIntermediateFlag
44  * @abstract This bit indicates the event is an intermediate event
45  *      which must occur within a major system power event.
46  */
47 #define kIOPMEventTypeIntermediateFlag              0x10000000
48 
49 /* @enum SystemEventTypes
50  * @abstract Potential system events logged in the system event record.
51  */
52 enum {
53     kIOPMEventTypeUndefined                     = 0,
54 
55     /* Event types mark driver events
56      */
57     kIOPMEventTypeSetPowerStateImmediate        = 1001,
58     kIOPMEventTypeSetPowerStateDelayed          = 1002,
59     kIOPMEventTypePSWillChangeTo                = 1003,
60     kIOPMEventTypePSDidChangeTo                 = 1004,
61     kIOPMEventTypeAppResponse                   = 1005,
62 
63 
64     /* Start and stop event types bracket major
65      * system power management events.
66      */
67     kIOPMEventTypeSleep                         = 2001,
68     kIOPMEventTypeSleepDone                     = 2002,
69     kIOPMEventTypeWake                          = 3001,
70     kIOPMEventTypeWakeDone                      = 3002,
71     kIOPMEventTypeDoze                          = 4001,
72     kIOPMEventTypeDozeDone                      = 4002,
73     kIOPMEventTypeUUIDSet                       = 6001,
74     kIOPMEventTypeUUIDClear                     = 6002,
75 
76     /* Intermediate events that may only occur within the bounds
77      * of a major system event (between the event's initiation and its "done event".)
78      * e.g. chronologically kIOPMEventTypeSleep may be followed by one or more
79      *      intermediate events, which then must be followed by kIOPMEventTypeSleepDone.
80      *
81      * The intermediate events below will always occur in a Sleep or Wake event, and may
82      *      or may not occur for any of the other events.
83      */
84     kIOPMEventTypeAppNotificationsFinished      = 501 | kIOPMEventTypeIntermediateFlag,
85     kIOPMEventTypeDriverNotificationsFinished   = 502 | kIOPMEventTypeIntermediateFlag,
86     kIOPMEventTypeCalTimeChange                 = 503 | kIOPMEventTypeIntermediateFlag
87 };
88 
89 /*****************************************************************************
90  *
91  * Private Root Domain general interest messages
92  *
93  * Check IOPM.h when adding new messages to avoid conflict.
94  *
95  *****************************************************************************/
96 
97 /* kIOPMMessageUserIsActiveChanged
98  * User became active or inactive. Message sent after the kIOPMUserIsActiveKey
99  * property was updated with a new value.
100  */
101 #define kIOPMMessageUserIsActiveChanged \
102                 iokit_family_msg(sub_iokit_powermanagement, 0x400)
103 
104 /*
105  * Private IOMessage notifications shared between kernel and userspace PM policy
106  */
107 #define kIOPMMessageLastCallBeforeSleep \
108                 iokit_family_msg(sub_iokit_powermanagement, 0x410)
109 
110 #define kIOPMMessageIdleSleepPreventers \
111                 iokit_family_msg(sub_iokit_powermanagement, 0x420)
112 
113 #define kIOPMMessageSystemSleepPreventers \
114                 iokit_family_msg(sub_iokit_powermanagement, 0x430)
115 
116 #define kIOPMMessageLaunchBootSpinDump \
117                 iokit_family_msg(sub_iokit_powermanagement, 0x440)
118 
119 #define kIOPMMessageProModeStateChange \
120                 iokit_family_msg(sub_iokit_powermanagement, 0x450)
121 
122 #define kIOPMMessageRequestUserActive \
123                 iokit_family_msg(sub_iokit_powermanagement, 0x460)
124 
125 #define kIOPMMessageRequestSystemShutdown \
126                 iokit_family_msg(sub_iokit_powermanagement, 0x470)
127 
128 /* @enum SystemSleepReasons
129  * @abstract The potential causes for system sleep as logged in the system event record.
130  */
131 enum {
132     kIOPMSleepReasonClamshell                   = 101,
133     kIOPMSleepReasonPowerButton                 = 102,
134     kIOPMSleepReasonSoftware                    = 103,
135     kIOPMSleepReasonOSSwitchHibernate           = 104,
136     kIOPMSleepReasonIdle                        = 105,
137     kIOPMSleepReasonLowPower                    = 106,
138     kIOPMSleepReasonThermalEmergency            = 107,
139     kIOPMSleepReasonMaintenance                 = 108,
140     kIOPMSleepReasonSleepServiceExit            = 109,
141     kIOPMSleepReasonDarkWakeThermalEmergency    = 110,
142     kIOPMSleepReasonNotificationWakeExit        = 111
143 };
144 
145 /*
146  * Possible C-string sleep reasons found under kRootDomainSleepReasonsKey
147  */
148 #define kIOPMClamshellSleepKey                      "Clamshell Sleep"
149 #define kIOPMPowerButtonSleepKey                    "Power Button Sleep"
150 #define kIOPMSoftwareSleepKey                       "Software Sleep"
151 #define kIOPMOSSwitchHibernationKey                 "OS Switch Sleep"
152 #define kIOPMIdleSleepKey                           "Idle Sleep"
153 #define kIOPMLowPowerSleepKey                       "Low Power Sleep"
154 #define kIOPMThermalEmergencySleepKey               "Thermal Emergency Sleep"
155 #define kIOPMSleepServiceExitKey                    "Sleep Service Back to Sleep"
156 #define kIOPMDarkWakeThermalEmergencyKey            "Dark Wake Thermal Emergency"
157 #define kIOPMNotificationWakeExitKey                "Notification Wake Back to Sleep"
158 
159 #define kIOPMPSRestrictedModeKey                    "RestrictedMode"
160 
161 // Private keys for kIOPMPSAdapterDetailsKey dictionary
162 #define kIOPMPSAdapterDetailsIsWirelessKey          "IsWireless"
163 #define kIOPMPSAdapterDetailsPowerTierKey           "AdapterPowerTier"
164 
165 #pragma mark Stray Bitfields
166 // Private power commands issued to root domain
167 // bits 0-7 in IOPM.h
168 
169 enum {
170     kIOPMSetValue                   = (1<<16),
171     // don't sleep on clamshell closure on a portable with AC connected
172     kIOPMSetDesktopMode             = (1<<17),
173     // set state of AC adaptor connected
174     kIOPMSetACAdaptorConnected      = (1<<18)
175 };
176 
177 /*****************************************************************************/
178 /*****************************************************************************/
179 
180 /*
181  * PM notification types
182  */
183 
184 /*! @constant kIOPMSleepServiceScheduleImmediate
185  *
186  * Setting type used in calls to IOPMrootDomain::registerPMSettingController
187  * Use this type between powerd and IOKit.framework
188  *
189  */
190 #define kIOPMSleepServiceScheduleImmediate     "SleepServiceImmediate"
191 
192 /*! @constant kIOPMSettingSleepServiceScheduleImmediate
193  *
194  * Setting type used in calls to IOPMrootDomain::registerPMSettingController
195  * Use this type between xnu and AppleRTC
196  */
197 #define kIOPMSettingSleepServiceWakeCalendarKey     "SleepServiceWakeCalendarKey"
198 
199 /*! @constant kIOPMCalendarWakeTypes
200  *
201  * These are valid values for IOPM.h:IOPMCalendarStruct->selector
202  */
203 enum {
204     kPMCalendarTypeInvalid = 0,
205     kPMCalendarTypeMaintenance = 1,
206     kPMCalendarTypeSleepService = 2
207 };
208 
209 
210 /* @constant kIOPMStateConsoleShutdown
211  * @abstract Notification of GUI shutdown state available to kexts.
212  * @discussion This type can be passed as arguments to registerPMSettingController()
213  * to receive callbacks.
214  */
215 #define kIOPMStateConsoleShutdown   "ConsoleShutdown"
216 
217 /* @enum ShutdownValues
218  * @abstract Potential values shared with key kIOPMStateConsoleShutdown
219  */
220 enum {
221 /* @constant kIOPMStateConsoleShutdownNone
222  * @abstract System shutdown (or restart) hasn't started; system is ON.
223  * @discussion Next state: 2
224  */
225     kIOPMStateConsoleShutdownNone   = 1,
226 /* @constant kIOPMStateConsoleShutdownPossible
227  * @abstract User has been presented with the option to shutdown or restart. Shutdown may be cancelled.
228  * @discussion Next state may be: 1, 4
229  */
230     kIOPMStateConsoleShutdownPossible = 2,
231 /* @constant kIOPMStateConsoleShutdownUnderway
232  * @abstract Shutdown or restart is proceeding. It may still be cancelled.
233  * @discussion Next state may be: 1, 4. This state is currently unused.
234  */
235     kIOPMStateConsoleShutdownUnderway = 3,
236 /* @constant kIOPMStateConsoleShutdownCertain
237  * @abstract Shutdown is in progress and irrevocable.
238  * @discussion State remains 4 until power is removed from CPU.
239  */
240     kIOPMStateConsoleShutdownCertain = 4,
241 /* @constant kIOPMStateConsoleSULogoutInitiated
242    Indicates that LoginWindow has initiated a software update restart.
243    The next logout will not immediately lead to a shutdown.
244  */
245     kIOPMStateConsoleSULogoutInitiated = 5
246 };
247 
248 /* @constant kIOPMSettingSilentRunningKey
249  * @abstract Notification of silent running mode changes to kexts.
250  * @discussion This key can be passed as an argument to registerPMSettingController()
251  * and also identifies the type of PMSetting notification callback.
252  */
253 #define kIOPMSettingSilentRunningKey    "SilentRunning"
254 #define kIOPMFeatureSilentRunningKey    kIOPMSettingSilentRunningKey
255 
256 /* @enum SilentRunningFlags
257  * @abstract The kIOPMSettingSilentRunningKey notification provides an OSNumber
258  * object with a value described by the following flags.
259  */
260 enum {
261     kIOPMSilentRunningModeOn = 0x00000001
262 };
263 
264 /* @constant kIOPMSettingLowLatencyAudioModeKey
265  * @abstract Notification about low latency activity in the system available to kexts.
266  * @discussion This type can be passed as arguments to registerPMSettingController()
267  * to receive callbacks.
268  */
269 #define kIOPMSettingLowLatencyAudioModeKey          "LowLatencyAudioMode"
270 
271 /*****************************************************************************/
272 /*****************************************************************************/
273 
274 /* PM Statistics - event indices
275  * These are arguments to IOPMrootDomain::pmStatsRecordEvent().
276  */
277 enum {
278     kIOPMStatsHibernateImageWrite         = 1,
279     kIOPMStatsHibernateImageRead,
280     kIOPMStatsDriversNotify,
281     kIOPMStatsApplicationNotify,
282     kIOPMStatsLateDriverAcknowledge,
283     kIOPMStatsLateAppAcknowledge,
284 
285     // To designate if you're specifying the start or stop end of
286     // each of the above events, do a bitwise OR of the appropriate
287     // Start/Stop flag and pass the result to IOPMrootDomain to record
288     // the event.
289     kIOPMStatsEventStartFlag              = (1 << 24),
290     kIOPMStatsEventStopFlag               = (1 << 25)
291 };
292 
293 // Keys for IOPMrootDomain registry properties
294 #define kIOPMSleepStatisticsKey                 "SleepStatistics"
295 #define kIOPMSleepStatisticsAppsKey             "AppStatistics"
296 #define kIOPMIdleSleepPreventersKey             "IdleSleepPreventers"
297 #define kIOPMSystemSleepPreventersKey           "SystemSleepPreventers"
298 #define kIOPMIdleSleepPreventersWithIDKey       "IdleSleepPreventersWithID"
299 #define kIOPMSystemSleepPreventersWithIDKey     "SystemSleepPreventersWithID"
300 
301 // Application response statistics
302 #define kIOPMStatsNameKey                       "Name"
303 #define kIOPMStatsPIDKey                        "Pid"
304 #define kIOPMStatsTimeMSKey                     "TimeMS"
305 #define kIOPMStatsApplicationResponseTypeKey    "ResponseType"
306 #define kIOPMStatsMessageTypeKey                "MessageType"
307 #define kIOPMStatsPowerCapabilityKey            "PowerCaps"
308 #define kIOPMStatsSystemTransitionKey           "TransitionType"
309 
310 // PM Statistics: potential values for the key kIOPMStatsApplicationResponseTypeKey
311 // entry in the application results array.
312 #define kIOPMStatsResponseTimedOut      "ResponseTimedOut"
313 #define kIOPMStatsResponseCancel        "ResponseCancel"
314 #define kIOPMStatsResponseSlow          "ResponseSlow"
315 #define kIOPMStatsResponsePrompt        "ResponsePrompt"
316 #define kIOPMStatsDriverPSChangeSlow    "DriverPSChangeSlow"
317 
318 struct PMStatsBounds{
319     uint64_t start;
320     uint64_t stop;
321 };
322 typedef struct {
323 
324     struct PMStatsBounds    hibWrite;
325     struct PMStatsBounds    hibRead;
326 //    bounds    driverNotifySleep;
327 //    bounds    driverNotifyWake;
328 //    bounds    appNotifySleep;
329 //    bounds    appNotifyWake;
330 //    OSDictionary    *tardyApps;
331 //    OSDictionary    *tardyDrivers;
332 } PMStatsStruct;
333 
334 /*****************************************************************************/
335 
336 /* PM RootDomain tracePoints
337  *
338  * In the sleep/wake process, we expect the sleep trace points to proceed
339  * in increasing order. Once sleep begins with code kIOPMTracePointSleepStarted,
340  * we expect sleep to continue in a monotonically increasing order of tracepoints
341  * to kIOPMTracePointSystemLoginwindowPhase. After trace point SystemLoginWindowPhase,
342  * the system will return to kIOPMTracePointSystemUp.
343  *
344  * If the trace point decreases (instead of increasing) before reaching kIOPMTracePointSystemUp,
345  * that indicates that the sleep process was cancelled. The cancel reason shall be indicated
346  * in the cancel tracepoint. (TBD)
347  */
348 
349 enum {
350 /* When kTracePointSystemUp is the latest tracePoint,
351  * the system is awake. It is not asleep, sleeping, or waking.
352  *
353  * Phase begins: At boot, at completion of wake from sleep,
354  *      immediately following kIOPMTracePointSystemLoginwindowPhase.
355  * Phase ends: When a sleep attempt is initiated.
356  */
357     kIOPMTracePointSystemUp                     = 0,
358 
359 /* When kIOPMTracePointSleepStarted is the latest tracePoint,
360  * sleep has been initiated.
361  *
362  * Phase begins: At initiation of system sleep (idle or forced).
363  * Phase ends: PM starts to notify applications of system sleep.
364  */
365     kIOPMTracePointSleepStarted                 = 0x10,
366 
367 /* When kIOPMTracePointSleepApplications is the latest tracePoint,
368  * a system sleep has been initiated and PM waits for responses
369  * from notified applications.
370  *
371  * Phase begins: Begin to asynchronously fire kIOMessageSystemWillSleep
372  *      notifications, and also kIOMessageCanSystemSleep for the idle sleep case.
373  * Phase ends: When PM has received all application responses.
374  */
375     kIOPMTracePointSleepApplications            = 0x11,
376 
377 /* When kIOPMTracePointSleepPriorityClients is the latest tracePoint,
378  * PM is notifying priority clients and in-kernel system capability
379  * clients, and waiting for any asynchronous completions.
380  *
381  * Phase begins: Synchronous delivery of kIOMessageSystemWillSleep notifications.
382  * Phase ends: All notified clients have acknowledged.
383  */
384     kIOPMTracePointSleepPriorityClients         = 0x12,
385 
386 /* When kIOPMTracePointSleepWillChangeInterests is the latest tracePoint,
387  * PM is calling powerStateWillChangeTo() on interested drivers of root domain.
388  *
389  * Phase begins: Dispatch a callout thread to call interested drivers.
390  * Phase ends: Callout thread work done, and acknowledgePowerChange() called
391  *      by drivers that indicated asynchronous completion.
392  */
393     kIOPMTracePointSleepWillChangeInterests     = 0x13,
394 
395 /* When kIOPMTracePointSleepPowerPlaneDrivers is the latest tracePoint,
396  * PM is directing power plane drivers to power off in leaf-to-root order.
397  *
398  * Phase begins: Root domain informs its power children that it will drop to
399  *      sleep state. This has a cascade effect and triggers all drivers in
400  *      the power plane to transition to a lower power state if necessary.
401  * Phase ends: All power transitions in response to the root domain power
402  *      change have completed.
403  */
404     kIOPMTracePointSleepPowerPlaneDrivers       = 0x14,
405 
406 /* When kIOPMTracePointSleepDidChangeInterests is the latest tracePoint,
407  * PM is calling powerStateDidChangeTo() on interested drivers of root domain.
408  *
409  * Phase begins: Dispatch a callout thread to call interested drivers.
410  * Phase ends: Callout thread work done, and acknowledgePowerChange() called
411  *      by drivers that indicated asynchronous completion.
412  */
413     kIOPMTracePointSleepDidChangeInterests      = 0x15,
414 
415 /* When kIOPMTracePointSleepCapabilityClients is the latest tracePoint,
416  * PM is notifying system capability clients about system sleep.
417  *
418  * Phase begins: Send kIOMessageSystemCapabilityChange notifications to inform
419  *      capability clients that system has lost all capabilities.
420  * Phase ends: Finished sending notifications.
421  */
422     kIOPMTracePointSleepCapabilityClients       = 0x16,
423 
424 /* When kIOPMTracePointSleepPlatformActions is the latest tracePoint,
425  * PM is calling drivers that have registered a platform sleep action.
426  */
427     kIOPMTracePointSleepPlatformActions         = 0x17,
428 
429 /* When kIOPMTracePointSleepCPUs is the latest tracePoint,
430  * PM is shutting down all non-boot processors.
431  *
432  * Phase begins: Shutdown all non-boot processors.
433  * Phase ends: Reduced to only the boot processor running.
434  */
435     kIOPMTracePointSleepCPUs                    = 0x18,
436 
437 /* When kIOPMTracePointSleepPlatformDriver is the latest tracePoint,
438  * PM is executing platform dependent code to prepare for system sleep.
439  */
440     kIOPMTracePointSleepPlatformDriver          = 0x19,
441 
442 /* When kIOPMTracePointHibernate is the latest tracePoint,
443  * PM is writing the hibernate image to disk.
444  */
445     kIOPMTracePointHibernate                    = 0x1a,
446 
447 /* When kIOPMTracePointSystemSleep is the latest tracePoint,
448  * PM has recorded the final trace point before the hardware platform
449  * enters sleep state, or low level wakeup is underway - such as restoring
450  * the hibernate image from disk.
451  *
452  * Note: If a system is asleep and then loses power, and it does not have a
453  * hibernate image to restore from (e.g. hibernatemode = 0), then OS X will
454  * interpret this power loss as a failure in kIOPMTracePointSystemSleep.
455  *
456  * Phase begins: Before the OS directs the hardware to enter sleep state.
457  * Phase ends: Control returns to the OS on wake, but before recording the first
458  *      wake trace point.
459  */
460     kIOPMTracePointSystemSleep                  = 0x1f,
461 
462 /* When kIOPMTracePointWakePlatformDriver is the latest tracePoint,
463  * PM is executing platform dependent code to prepare for system wake.
464  */
465     kIOPMTracePointWakePlatformDriver           = 0x21,
466 
467 /* When kIOPMTracePointWakePlatformActions is the latest tracePoint,
468  * PM is calling drivers that have registered a platform wake action.
469  */
470     kIOPMTracePointWakePlatformActions          = 0x22,
471 
472 /* When kIOPMTracePointWakeCPUs is the latest tracePoint,
473  * PM is bringing all non-boot processors online.
474  */
475     kIOPMTracePointWakeCPUs                     = 0x23,
476 
477 /* When kIOPMTracePointWakeWillPowerOnClients is the latest tracePoint,
478  * PM is sending kIOMessageSystemWillPowerOn to both kernel clients and
479  * applications. PM also notifies system capability clients about the
480  * proposed capability change.
481  *
482  * Phase begins: Send kIOMessageSystemWillPowerOn and
483  *      kIOMessageSystemCapabilityChange notifications.
484  * Phase ends: Finished sending notifications.
485  */
486     kIOPMTracePointWakeWillPowerOnClients       = 0x24,
487 
488 /* When kIOPMTracePointWakeWillChangeInterests is the latest tracePoint,
489  * PM is calling powerStateWillChangeTo() on interested drivers of root domain.
490  *
491  * Phase begins: Dispatch a callout thread to call interested drivers.
492  * Phase ends: Callout thread work done, and acknowledgePowerChange() called
493  *      by drivers that indicated asynchronous completion.
494  */
495     kIOPMTracePointWakeWillChangeInterests      = 0x25,
496 
497 /* When kIOPMTracePointWakeDidChangeInterests is the latest tracePoint,
498  * PM is calling powerStateDidChangeTo() on interested drivers of root domain.
499  *
500  * Phase begins: Dispatch a callout thread to call interested drivers.
501  * Phase ends: Callout thread work done, and acknowledgePowerChange() called
502  *      by drivers that indicated asynchronous completion.
503  */
504     kIOPMTracePointWakeDidChangeInterests       = 0x26,
505 
506 /* When kIOPMTracePointWakePowerPlaneDrivers is the latest tracePoint,
507  * PM is directing power plane drivers to power up in root-to-leaf order.
508  *
509  * Phase begins: Root domain informs its power children that it transitioned
510  *      to ON state. This has a cascade effect and triggers all drivers in
511  *      the power plane to re-evaluate and potentially change power state.
512  * Phase ends: All power transitions in response to the root domain power
513  *      change have completed.
514  */
515     kIOPMTracePointWakePowerPlaneDrivers        = 0x27,
516 
517 /* When kIOPMTracePointWakeCapabilityClients is the latest tracePoint,
518  * PM is notifying system capability clients about system wake, and waiting
519  * for any asynchronous completions.
520  *
521  * Phase begins: Inform capability clients that system has gained capabilities.
522  * Phase ends: All notified clients have acknowledged.
523  */
524     kIOPMTracePointWakeCapabilityClients        = 0x28,
525 
526 /* When kIOPMTracePointWakeApplications is the latest tracePoint,
527  * System CPU is powered, PM has powered on each driver.
528  *
529  * Phase begins: Send asynchronous kIOMessageSystemHasPoweredOn notifications.
530  * Phase ends: Finished sending asynchronous notifications.
531  */
532     kIOPMTracePointWakeApplications             = 0x29,
533 
534 /* kIOPMTracePointSystemLoginwindowPhase
535  * This phase represents a several minute window after the system has powered on.
536  * Higher levels of system diagnostics are in a heightened state of alert in this phase,
537  * in case any user errors occurred that we could not detect in software.
538  *
539  * Phase begins: After IOPMrootDomain sends kIOMessageSystemHasPoweredOn message.
540  * Phase ends: When loginwindow calls IOPMSleepWakeSetUUID(NULL) the system shall
541  *      be considered awake and usable. The next phase shall be kIOPMTracePointSystemUp.
542  */
543     kIOPMTracePointSystemLoginwindowPhase       = 0x30,
544 
545 /* When kIOPMTracePointDarkWakeEntry is the latest tracePoint,
546  * PM has started a transition from full wake to dark wake.
547  *
548  * Phase begins: Start transition to dark wake.
549  * Phase ends: System in dark wake. Before recording kIOPMTracePointSystemUp.
550  */
551     kIOPMTracePointDarkWakeEntry                = 0x31,
552 
553 /* When kIOPMTracePointDarkWakeExit is the latest tracePoint,
554  * PM has started a transition from dark wake to full wake.
555  *
556  * Phase begins: Start transition to full wake.
557  * Phase ends: System in full wake. Before recording kIOPMTracePointSystemUp.
558  */
559     kIOPMTracePointDarkWakeExit                 = 0x32
560 };
561 
562 /*****************************************************************************/
563 
564 /*
565  * Component wake progress keys
566  *
567  * Certain components have the ability to log their wake progress with
568  * root domain using the keys provided below.
569  *
570  * LoginWindow - 4 bits
571  * CoreDisplay - 8 bits
572  * CoreGraphics - 8 bits
573  *
574  * These bits are stored with the trace phase that gets logged to
575  * the RTC register.
576  */
577 
578 // Values that should be passed in to IOPMLogWakeProgress
579 enum {
580     kIOPMLoginWindowProgress    = 1,
581     kIOPMCoreDisplayProgress    = 2,
582     kIOPMCoreGraphicsProgress   = 3
583 };
584 
585 enum {
586     kIOPMLoginWindowProgressMask    = 0x0f,
587     kIOPMCoreDisplayProgressMask    = 0xff,
588     kIOPMCoreGraphicsProgressMask   = 0xff
589 };
590 
591 /*
592  * kIOPMLoginWindowProgressKey - identifies PM debug data specific to LoginWindow
593  *  for use with IOPMrootDomain. Only 4 bits of data are allotted.
594  */
595 #define kIOPMLoginWindowProgressKey             "LoginWindowProgress"
596 
597 /*
598  * kIOPMCoreDisplayProgressKey - identifies PM debug data specific to CoreDisplay
599  *  for use with IOPMrootDomain. Only 8 bits of data are allotted.
600  */
601 #define kIOPMCoreDisplayProgressKey             "CoreDisplayProgress"
602 
603 /*
604  * kIOPMCoreGraphicsProgressKey - identifies PM debug data specific to CoreGraphics
605  *  for use with IOPMrootDomain. Only 8 bits of data are allotted.
606  */
607 #define kIOPMCoreGraphicsProgressKey            "CoreGraphicsProgress"
608 
609 // For PM internal use only - key to locate sleep failure results within SCDynamicStore.
610 #define kIOPMDynamicStoreSleepFailureKey        "SleepFailure"
611 
612 /*****************************************************************************/
613 
614 // For IOPMLibPrivate.h
615 #define kIOPMSleepWakeFailureKey            "PMFailurePhase"
616 #define kIOPMSleepWakeFailureCodeKey        "PMStatusCode"
617 #define kIOPMSleepWakeFailureLoginKey       "LWFailurePhase"
618 #define kIOPMSleepWakeFailureUUIDKey        "UUID"
619 #define kIOPMSleepWakeFailureDateKey        "Date"
620 #define kIOPMSleepWakeWdogRebootKey         "SWWdogTriggeredRestart"
621 #define kIOPMSleepWakeWdogLogsValidKey      "SWWdogLogsValid"
622 
623 /*****************************************************************************
624  *
625  * Root Domain private property keys
626  *
627  *****************************************************************************/
628 
629 /* kIOPMFeatureAutoPowerOffKey
630  * Feature published if Auto Power Off is supported
631  */
632 #define kIOPMFeatureAutoPowerOffKey         "AutoPowerOff"
633 
634 /* kIOPMAutoPowerOffEnabledKey
635  * Indicates if Auto Power Off is enabled.
636  * It has a boolean value.
637  *  true        == Auto Power Off is enabled
638  *  false       == Auto Power Off is disabled
639  *  not present == Auto Power Off is not supported on this hardware
640  */
641 #define kIOPMAutoPowerOffEnabledKey         "AutoPowerOff Enabled"
642 
643 /* kIOPMAutoPowerOffDelayKey
644  * Key refers to a CFNumberRef that represents the delay in seconds before
645  * entering the Auto Power Off state.  The property is not present if Auto
646  * Power Off is unsupported.
647  */
648 #define kIOPMAutoPowerOffDelayKey           "AutoPowerOff Delay"
649 
650 /* kIOPMAutoPowerOffTimerKey
651  * Key refers to a CFNumberRef that indicates the time in seconds until the
652  * expiration of the Auto Power Off delay period. This value should be used
653  * to program a wake alarm before system sleep.
654  */
655 #define kIOPMAutoPowerOffTimerKey           "AutoPowerOff Timer"
656 
657 /* kIOPMDeepSleepTimerKey
658  * Key refers to a CFNumberRef that indicates the time in seconds until the
659  * expiration of the Standby delay period. This value should be used
660  * to program a wake alarm before system sleep.
661  */
662 #define kIOPMDeepSleepTimerKey                "Standby Timer"
663 
664 /* kIOPMUserWakeAlarmScheduledKey
665  * Key refers to a boolean value that indicates if an user alarm was scheduled
666  * or pending.
667  */
668 #define kIOPMUserWakeAlarmScheduledKey      "UserWakeAlarmScheduled"
669 
670 /* kIOPMDeepIdleSupportedKey
671  * Presence of this key indicates Deep Idle is supported on this platform.
672  * Key will always refer to a value of kOSBooleanTrue.
673  */
674 #define kIOPMDeepIdleSupportedKey           "IOPMDeepIdleSupported"
675 
676 /* kIOPMUserTriggeredFullWakeKey
677  * Key refers to a boolean value that indicates if the first full wake since
678  * last system sleep was triggered by the local user. This property is set
679  * before the initial full wake transition, and removed after powering down
680  * drivers for system sleep.
681  */
682 #define kIOPMUserTriggeredFullWakeKey       "IOPMUserTriggeredFullWake"
683 
684 /* kIOPMUserIsActiveKey
685  * Key refers to a boolean value that indicates if the user is active.
686  */
687 #define kIOPMUserIsActiveKey                "IOPMUserIsActive"
688 
689 /* kIOPMDriverWakeEventsKey
690  * Key refers to a property that should only be examined by powerd.
691  */
692 #define kIOPMDriverWakeEventsKey            "IOPMDriverWakeEvents"
693 
694 /*****************************************************************************
695  *
696  * IOPMDriverWakeEvents dictionary keys
697  *
698  *****************************************************************************/
699 
700 #define kIOPMWakeEventTimeKey               "Time"
701 #define kIOPMWakeEventFlagsKey              "Flags"
702 #define kIOPMWakeEventReasonKey             "Reason"
703 #define kIOPMWakeEventDetailsKey            "Details"
704 
705 /* kIOPMFeatureProModeKey
706  * Feature published if ProMode is supported
707  */
708 #define kIOPMFeatureProModeKey              "ProMode"
709 
710 /*****************************************************************************
711  *
712  * Wake event flags reported to IOPMrootDomain::claimSystemWakeEvent()
713  *
714  *****************************************************************************/
715 
716 #define kIOPMWakeEventSource                0x00000001
717 
718 /*****************************************************************************
719  *
720  * AOT defs
721  *
722  *****************************************************************************/
723 
724 // signals the device should wake up to user space running
725 #define kIOPMWakeEventAOTExit                   0x00000002
726 
727 // will start a 400 ms timer before sleeping
728 #define kIOPMWakeEventAOTPossibleExit           0x00000004
729 
730 // signals the device should wake up to user space running
731 #define kIOPMWakeEventAOTConfirmedPossibleExit  0x00000008
732 
733 // signals the device should go back to AOT
734 #define kIOPMWakeEventAOTRejectedPossibleExit   0x00000010
735 
736 // signals the device should go back to AOT
737 #define kIOPMWakeEventAOTExpiredPossibleExit    0x00000020
738 
739 #define kIOPMWakeEventAOTFlags \
740                                  (kIOPMWakeEventAOTExit \
741                                 | kIOPMWakeEventAOTPossibleExit \
742                                 | kIOPMWakeEventAOTConfirmedPossibleExit \
743                                 | kIOPMWakeEventAOTRejectedPossibleExit \
744                                 | kIOPMWakeEventAOTExpiredPossibleExit)
745 
746 #define kIOPMWakeEventAOTPossibleFlags \
747                                  (kIOPMWakeEventAOTPossibleExit \
748                                 | kIOPMWakeEventAOTConfirmedPossibleExit \
749                                 | kIOPMWakeEventAOTRejectedPossibleExit \
750                                 | kIOPMWakeEventAOTExpiredPossibleExit)
751 
752 #define kIOPMWakeEventAOTPerCycleFlags \
753                                  (kIOPMWakeEventAOTPossibleExit \
754                                 | kIOPMWakeEventAOTRejectedPossibleExit \
755                                 | kIOPMWakeEventAOTExpiredPossibleExit)
756 
757 #define kIOPMWakeEventAOTExitFlags \
758                                  (kIOPMWakeEventAOTExit \
759                                 | kIOPMWakeEventAOTConfirmedPossibleExit)
760 
761 enum {
762 	kIOPMAOTModeMask          = 0x000000ff,
763     kIOPMAOTModeEnable        = 0x00000001,
764     kIOPMAOTModeCycle         = 0x00000002,
765     kIOPMAOTModeAddEventFlags = 0x00000004,
766     kIOPMAOTModeRespectTimers = 0x00000008,
767     kIOPMAOTModeDefault       = (kIOPMAOTModeEnable | kIOPMAOTModeAddEventFlags | kIOPMAOTModeRespectTimers)
768 };
769 
770 enum {
771     kIOPMAOTMetricsKernelWakeCountMax = 24
772 };
773 
774 struct IOPMAOTMetrics
775 {
776     uint32_t sleepCount;
777     uint32_t possibleCount;
778     uint32_t confirmedPossibleCount;
779     uint32_t rejectedPossibleCount;
780     uint32_t expiredPossibleCount;
781     uint32_t noTimeSetCount;
782     uint32_t rtcAlarmsCount;
783     uint32_t softwareRequestCount;
784     uint64_t totalTime;
785 
786 	char     kernelWakeReason[kIOPMAOTMetricsKernelWakeCountMax][64];
787 	// 54:10 secs:ms calendar time
788     uint64_t kernelSleepTime[kIOPMAOTMetricsKernelWakeCountMax];
789     uint64_t kernelWakeTime[kIOPMAOTMetricsKernelWakeCountMax];
790 };
791 
792 #define kIOPMAOTPowerKey    "aot-power"
793 
794 /*****************************************************************************
795  *
796  * Dark Wake
797  *
798  *****************************************************************************/
799 
800 /* An OSNumber property set on a power managed driver that the root domain
801  * will use as the driver's max power state while system is in dark wake.
802  * This property should be set prior to the driver joining the PM tree.
803  */
804 #define kIOPMDarkWakeMaxPowerStateKey       "IOPMDarkWakeMaxPowerState"
805 
806 /*****************************************************************************
807  *
808  * System Sleep Policy
809  *
810  *****************************************************************************/
811 
812 #define kIOPMSystemSleepPolicySignature     0x54504c53
813 #define kIOPMSystemSleepPolicyVersion       2
814 
815 /*!
816  * @defined kIOPMSystemSleepTypeKey
817  * @abstract Indicates the type of system sleep.
818  * @discussion An OSNumber property of root domain that describes the type
819  * of system sleep. This property is set after notifying priority sleep/wake
820  * clients, but before informing interested drivers and shutting down power
821  * plane drivers. On a hibernate abort or failure, this property will not be
822  * updated and will indicate the failed sleep type.
823  */
824 #define kIOPMSystemSleepTypeKey             "IOPMSystemSleepType"
825 
826 struct IOPMSystemSleepPolicyVariables
827 {
828     uint32_t    signature;                  // kIOPMSystemSleepPolicySignature
829     uint32_t    version;                    // kIOPMSystemSleepPolicyVersion
830 
831     uint64_t    currentCapability;          // current system capability bits
832     uint64_t    highestCapability;          // highest system capability bits
833 
834     uint64_t    sleepFactors;               // sleep factor bits
835     uint32_t    sleepReason;                // kIOPMSleepReason*
836     uint32_t    sleepPhase;                 // identify the sleep phase
837     uint32_t    hibernateMode;              // current hibernate mode
838 
839     uint32_t    standbyDelay;               // standby delay in seconds
840     uint32_t    standbyTimer;               // standby timer in seconds
841     uint32_t    poweroffDelay;              // auto-poweroff delay in seconds
842     uint32_t    scheduledAlarms;            // bitmask of scheduled alarm types
843     uint32_t    poweroffTimer;              // auto-poweroff timer in seconds
844 
845     uint32_t    reserved[49];               // pad sizeof 256 bytes
846 };
847 
848 enum {
849     kIOPMAlarmBitDebugWake                  = 0x01,
850     kIOPMAlarmBitCalendarWake               = 0x02,
851     kIOPMAlarmBitMaintenanceWake            = 0x04,
852     kIOPMAlarmBitSleepServiceWake           = 0x08
853 };
854 
855 enum {
856     kIOPMSleepPhase0 = 0,
857     kIOPMSleepPhase1,
858     kIOPMSleepPhase2
859 };
860 
861 // Sleep Factor Mask / Bits
862 enum {
863     kIOPMSleepFactorSleepTimerWake          = 0x00000001ULL,
864     kIOPMSleepFactorLidOpen                 = 0x00000002ULL,
865     kIOPMSleepFactorACPower                 = 0x00000004ULL,
866     kIOPMSleepFactorBatteryLow              = 0x00000008ULL,
867     kIOPMSleepFactorStandbyNoDelay          = 0x00000010ULL,
868     kIOPMSleepFactorStandbyForced           = 0x00000020ULL,
869     kIOPMSleepFactorStandbyDisabled         = 0x00000040ULL,
870     kIOPMSleepFactorUSBExternalDevice       = 0x00000080ULL,
871     kIOPMSleepFactorBluetoothHIDDevice      = 0x00000100ULL,
872     kIOPMSleepFactorExternalMediaMounted    = 0x00000200ULL,
873     kIOPMSleepFactorThunderboltDevice       = 0x00000400ULL,
874     kIOPMSleepFactorRTCAlarmScheduled       = 0x00000800ULL,
875     kIOPMSleepFactorMagicPacketWakeEnabled  = 0x00001000ULL,
876     kIOPMSleepFactorHibernateForced         = 0x00010000ULL,
877     kIOPMSleepFactorAutoPowerOffDisabled    = 0x00020000ULL,
878     kIOPMSleepFactorAutoPowerOffForced      = 0x00040000ULL,
879     kIOPMSleepFactorExternalDisplay         = 0x00080000ULL,
880     kIOPMSleepFactorNetworkKeepAliveActive  = 0x00100000ULL,
881     kIOPMSleepFactorLocalUserActivity       = 0x00200000ULL,
882     kIOPMSleepFactorHibernateFailed         = 0x00400000ULL,
883     kIOPMSleepFactorThermalWarning          = 0x00800000ULL,
884     kIOPMSleepFactorDisplayCaptured         = 0x01000000ULL
885 };
886 
887 // System Sleep Types
888 enum {
889     kIOPMSleepTypeInvalid                   = 0,
890     kIOPMSleepTypeAbortedSleep              = 1,
891     kIOPMSleepTypeNormalSleep               = 2,
892     kIOPMSleepTypeSafeSleep                 = 3,
893     kIOPMSleepTypeHibernate                 = 4,
894     kIOPMSleepTypeStandby                   = 5,
895     kIOPMSleepTypePowerOff                  = 6,
896     kIOPMSleepTypeDeepIdle                  = 7,
897     kIOPMSleepTypeLast                      = 8
898 };
899 
900 // System Sleep Flags
901 enum {
902     kIOPMSleepFlagDisableHibernateAbort     = 0x00000001,
903     kIOPMSleepFlagDisableUSBWakeEvents      = 0x00000002,
904     kIOPMSleepFlagDisableBatlowAssertion    = 0x00000004,
905     kIOPMSleepFlagDisableS4WakeSources      = 0x00000008
906 };
907 
908 // System Wake Events
909 enum {
910     kIOPMWakeEventLidOpen                   = 0x00000001,
911     kIOPMWakeEventLidClose                  = 0x00000002,
912     kIOPMWakeEventACAttach                  = 0x00000004,
913     kIOPMWakeEventACDetach                  = 0x00000008,
914     kIOPMWakeEventCDInsert                  = 0x00000010,
915     kIOPMWakeEventCDEject                   = 0x00000020,
916     kIOPMWakeEventHPDAttach                 = 0x00000040,
917     kIOPMWakeEventHPDDetach                 = 0x00000080,
918     kIOPMWakeEventPowerButton               = 0x00000100,
919     kIOPMWakeEventG3PowerOn                 = 0x00000200,
920     kIOPMWakeEventUserPME                   = 0x00000400,
921     kIOPMWakeEventSleepTimer                = 0x00000800,
922     kIOPMWakeEventBatteryLow                = 0x00001000,
923     kIOPMWakeEventDarkPME                   = 0x00002000,
924     kIOPMWakeEventWifi                      = 0x00004000,
925     kIOPMWakeEventRTCSystem                 = 0x00008000,  // Maintenance RTC wake
926     kIOPMWakeEventUSBCPlugin                = 0x00010000,  // USB-C Plugin
927     kIOPMWakeEventHID                       = 0x00020000,
928     kIOPMWakeEventBluetooth                 = 0x00040000,
929     kIOPMWakeEventDFR                       = 0x00080000,
930     kIOPMWakeEventSD                        = 0x00100000,  // SD card
931     kIOPMWakeEventLANWake                   = 0x00200000,  // Wake on Lan
932     kIOPMWakeEventLANPlugin                 = 0x00400000,  // Ethernet media sense
933     kIOPMWakeEventThunderbolt               = 0x00800000,
934     kIOPMWakeEventRTCUser                   = 0x01000000,  // User requested RTC wake
935 };
936 
937 /*!
938  * @defined kIOPMSystemSleepParametersKey
939  * @abstract Sleep parameters describing the upcoming sleep
940  * @discussion Root domain updates this OSData property before system sleep
941  * to pass sleep parameters to the platform driver.  Some of the parameters
942  * are based on the chosen entry in the system sleep policy table.
943  */
944 #define kIOPMSystemSleepParametersKey       "IOPMSystemSleepParameters"
945 #define kIOPMSystemSleepParametersVersion   2
946 
947 struct IOPMSystemSleepParameters
948 {
949     uint16_t    version;
950     uint16_t    reserved1;
951     uint32_t    sleepType;
952     uint32_t    sleepFlags;
953     uint32_t    ecWakeEvents;
954     uint32_t    ecWakeTimer;
955     uint32_t    ecPoweroffTimer;
956     uint32_t    reserved2[10];
957 } __attribute__((packed));
958 
959 
960 /*
961  * Sleep Wake debug buffer header
962  */
963 typedef struct {
964    uint32_t signature;
965    uint32_t alloc_size;
966    uint32_t          crc;             /* CRC for spindump & following data.*/
967    uint32_t          spindump_offset; /* Offset at which spindump offset is stored */
968    uint32_t          spindump_size;
969    uint8_t           is_osx_watchdog;
970 
971    /* All members from UUID onwards are saved into log file */
972    char             UUID[44];
973    char             spindump_status[24];   /* stackshot status*/
974    char             PMStatusCode[32];
975    char             reason[32];
976 } swd_hdr;
977 
978 
979 #define SWD_HDR_SIGNATURE       0xdeb8da2a
980 
981 #define SWD_STACKSHOT_SIZE      (40*PAGE_SIZE)
982 #define SWD_COMPRESSED_BUFSIZE  (5*PAGE_SIZE)
983 #define SWD_ZLIB_BUFSIZE        (10*PAGE_SIZE)
984 #define SWD_STACKSHOT_VAR_PREFIX    "sleepwake_diags"
985 
986 #define SWD_SPINDUMP_SIZE          (256*1024)
987 #define SWD_INITIAL_SPINDUMP_SIZE  ((SWD_SPINDUMP_SIZE/2)-sizeof(swd_hdr))
988 #define SWD_MAX_STACKSHOTS          (10)
989 
990 /* Bits in swd_flags */
991 #define SWD_WDOG_ENABLED        0x01
992 #define SWD_BOOT_BY_SW_WDOG     0x02
993 #define SWD_BOOT_BY_OSX_WDOG    0x04
994 #define SWD_VALID_LOGS          0x08
995 #define SWD_LOGS_IN_FILE        0x10
996 #define SWD_LOGS_IN_MEM         0x20
997 #define SWD_PWR_BTN_STACKSHOT   0x30
998 
999 #define SWD_DATA_CRC_ERROR      0x010000
1000 #define SWD_BUF_SIZE_ERROR      0x020000
1001 #define SWD_HDR_SIZE_ERROR      0x040000
1002 #define SWD_FILEOP_ERROR        0x080000
1003 #define SWD_HDR_SIGNATURE_ERROR 0x100000
1004 #define SWD_INTERNAL_FAILURE    0x200000
1005 
1006 
1007 /* Filenames associated with the stackshots/logs generated by the SWD */
1008 #define kOSWatchdogStacksFilename           "/var/log/OSXWatchdogStacks.gz"
1009 #define kOSWatchdogFailureStringFile        "/var/log/OSWatchdogFailureString.txt"
1010 #define kSleepWakeStacksFilename            "/var/log/SleepWakeStacks.gz"
1011 #define kSleepWakeFailureStringFile         "/var/log/SleepWakeFailureString.txt"
1012 
1013 
1014 /* RootDomain IOReporting channels */
1015 #define kSleepCntChID IOREPORT_MAKEID('S','l','e','e','p','C','n','t')
1016 #define kDarkWkCntChID IOREPORT_MAKEID('G','U','I','W','k','C','n','t')
1017 #define kUserWkCntChID IOREPORT_MAKEID('D','r','k','W','k','C','n','t')
1018 
1019 /*
1020  * kAssertDelayChID - Histogram of time elapsed before assertion after wake.
1021  */
1022 #define kAssertDelayBcktCnt     11
1023 #define kAssertDelayBcktSize    3
1024 #define kAssertDelayChID IOREPORT_MAKEID('r','d','A','s','r','t','D','l')
1025 
1026 /*
1027  * kSleepDelaysChID - Histogram of time taken to put system to sleep
1028  */
1029 #define kSleepDelaysBcktCnt     13
1030 #define kSleepDelaysBcktSize    10
1031 #define kSleepDelaysChID IOREPORT_MAKEID('r','d','S','l','p','D','l','y')
1032 
1033 /* Sleep Options/settings */
1034 #define kSleepOptionDisplayCapturedModeKey         "DisplayCapturedMode"
1035 
1036 
1037 #if defined(KERNEL) && defined(__cplusplus)
1038 
1039 /*!
1040  * @defined kIOPMInstallSystemSleepPolicyHandlerKey
1041  * @abstract Name of the platform function to install a sleep policy handler.
1042  * @discussion Pass to IOPMrootDomain::callPlatformFunction(), with a pointer
1043  * to the C-function handler at param1, and an optional target at param2, to
1044  * register a sleep policy handler. Only a single sleep policy handler can
1045  * be installed.
1046  */
1047 #define kIOPMInstallSystemSleepPolicyHandlerKey \
1048         "IOPMInstallSystemSleepPolicyHandler"
1049 
1050 typedef IOReturn (*IOPMSystemSleepPolicyHandler)(
1051         void * target,
1052         const IOPMSystemSleepPolicyVariables * vars,
1053         IOPMSystemSleepParameters * params );
1054 
1055 #endif /* KERNEL */
1056 
1057 /*****************************************************************************
1058  *
1059  * Performance Warning
1060  *
1061  *****************************************************************************/
1062 
1063 /* Performance Warning Key
1064  * Key for performance warning event published using IOPMrootDomain::
1065  * systemPowerEventOccurred()
1066  */
1067 #define kIOPMPerformanceWarningKey          "Performance_Warning"
1068 
1069 /* Performance warning values */
1070 enum {
1071   kIOPMPerformanceNormal    = 0,
1072   kIOPMPerformanceWarning   = 100
1073 };
1074 
1075