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--- xnu/xnu-792.6.22/iokit/Kernel/IOPMrootDomain.cpp
+++ xnu/xnu-517/iokit/Kernel/IOPMrootDomain.cpp
@@ -1,21 +1,24 @@
-/*
- * Copyright (c) 1998-2005 Apple Computer, Inc. All rights reserved.
+ /*
+ * 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.
+ * 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@
*/
@@ -27,21 +30,24 @@
#include <IOKit/IOTimeStamp.h>
#include <IOKit/pwr_mgt/RootDomain.h>
#include <IOKit/pwr_mgt/IOPMPrivate.h>
-#include <IOKit/IODeviceTreeSupport.h>
#include <IOKit/IOMessage.h>
#include "RootDomainUserClient.h"
#include "IOKit/pwr_mgt/IOPowerConnection.h"
#include "IOPMPowerStateQueue.h"
-#include <IOKit/IOCatalogue.h>
-#include <IOKit/IOHibernatePrivate.h>
-
-#ifdef __ppc__
-#include <ppc/pms.h>
-#endif
extern "C" void kprintf(const char *, ...);
extern const IORegistryPlane * gIOPowerPlane;
+
+// debug trace function
+static inline void
+ioSPMTrace(unsigned int csc,
+ unsigned int a = 0, unsigned int b = 0,
+ unsigned int c = 0, unsigned int d = 0)
+{
+ if (gIOKitDebug & kIOLogTracePower)
+ IOTimeStampConstant(IODBG_POWER(csc), a, b, c, d);
+}
IOReturn broadcast_aggressiveness ( OSObject *, void *, void *, void *, void * );
static void sleepTimerExpired(thread_call_param_t);
@@ -68,13 +74,6 @@
{1,kIOPMPowerOn, kIOPMPowerOn, ON_POWER,0,0,0,0,0,0,0,0}, // state 4, on
};
-// RESERVED IOPMrootDomain class variables
-#define diskSyncCalloutEntry _reserved->diskSyncCalloutEntry
-#define _settingController _reserved->_settingController
-#define _batteryLocationNotifier _reserved->_batteryLocationNotifier
-#define _displayWranglerNotifier _reserved->_displayWranglerNotifier
-
-
static IOPMrootDomain * gRootDomain;
static UInt32 gSleepOrShutdownPending = 0;
@@ -84,12 +83,12 @@
extern "C"
{
- IONotifier * registerSleepWakeInterest(IOServiceInterestHandler handler, void * self, void * ref)
+ IONotifier * registerSleepWakeInterest(IOServiceInterestHandler handler, void * self, void * ref = 0)
{
return gRootDomain->registerInterest( gIOGeneralInterest, handler, self, ref );
}
- IONotifier * registerPrioritySleepWakeInterest(IOServiceInterestHandler handler, void * self, void * ref)
+ IONotifier * registerPrioritySleepWakeInterest(IOServiceInterestHandler handler, void * self, void * ref = 0)
{
return gRootDomain->registerInterest( gIOPriorityPowerStateInterest, handler, self, ref );
}
@@ -116,7 +115,6 @@
void IOSystemShutdownNotification ( void )
{
- IOCatalogue::disableExternalLinker();
for ( int i = 0; i < 100; i++ )
{
if ( OSCompareAndSwap( 0, 1, &gSleepOrShutdownPending ) ) break;
@@ -168,6 +166,7 @@
to be tickled)).
*/
+
// **********************************************************************************
IOPMrootDomain * IOPMrootDomain::construct( void )
@@ -188,7 +187,6 @@
IOService *rootDomain = (IOService *) p0;
unsigned long pmRef = (unsigned long) p1;
- IOHibernateSystemSleep();
sync_internal();
rootDomain->allowPowerChange(pmRef);
}
@@ -207,16 +205,12 @@
pmPowerStateQueue = 0;
- _reserved = (ExpansionData *)IOMalloc(sizeof(ExpansionData));
- if(!_reserved) return false;
-
super::start(nub);
gRootDomain = this;
PMinit();
setProperty("IOSleepSupported","");
-
allowSleep = true;
sleepIsSupported = true;
systemBooting = true;
@@ -226,18 +220,15 @@
canSleep = true;
wrangler = NULL;
sleepASAP = false;
- _settingController = NULL;
ignoringClamshellDuringWakeup = false;
tmpDict = OSDictionary::withCapacity(1);
setProperty(kRootDomainSupportedFeatures, tmpDict);
tmpDict->release();
-
+
pm_vars->PMworkloop = IOWorkLoop::workLoop();
pmPowerStateQueue = IOPMPowerStateQueue::PMPowerStateQueue(this);
pm_vars->PMworkloop->addEventSource(pmPowerStateQueue);
-
- featuresDictLock = IOLockAlloc();
extraSleepTimer = thread_call_allocate((thread_call_func_t)sleepTimerExpired, (thread_call_param_t) this);
clamshellWakeupIgnore = thread_call_allocate((thread_call_func_t)wakeupClamshellTimerExpired, (thread_call_param_t) this);
@@ -251,7 +242,7 @@
patriarch->youAreRoot();
patriarch->wakeSystem();
patriarch->addPowerChild(this);
-
+
registerPowerDriver(this,ourPowerStates,number_of_power_states);
setPMRootDomain(this);
@@ -262,46 +253,15 @@
registerPrioritySleepWakeInterest( &sysPowerDownHandler, this, 0);
// Register for a notification when IODisplayWrangler is published
- _displayWranglerNotifier = addNotification( gIOPublishNotification,
- serviceMatching("IODisplayWrangler"),
- &displayWranglerPublished, this, 0);
-
- _batteryLocationNotifier = addNotification( gIOPublishNotification,
- resourceMatching("battery"),
- &batteryLocationPublished, this, this);
+ addNotification( gIOPublishNotification, serviceMatching("IODisplayWrangler"), &displayWranglerPublished, this, 0);
const OSSymbol *ucClassName = OSSymbol::withCStringNoCopy("RootDomainUserClient");
- setProperty(gIOUserClientClassKey, (OSObject *) ucClassName);
+ setProperty(gIOUserClientClassKey, (OSMetaClassBase *) ucClassName);
ucClassName->release();
- IORegistryEntry *temp_entry = NULL;
- if( (temp_entry = IORegistryEntry::fromPath("mac-io/battery", gIODTPlane)) ||
- (temp_entry = IORegistryEntry::fromPath("mac-io/via-pmu/battery", gIODTPlane)))
- {
- // If this machine has a battery, publish the fact that the backlight
- // supports dimming.
- // Notice similar call in IOPMrootDomain::batteryLocationPublished() to
- // detect batteries on SMU machines.
- publishFeature("DisplayDims");
- temp_entry->release();
- }
-
- IOHibernateSystemInit(this);
-
registerService(); // let clients find us
return true;
-}
-
-IOReturn IOPMrootDomain::setPMSetting(int type, OSNumber *n)
-{
- if(_settingController && _settingController->func) {
- int seconds;
- seconds = n->unsigned32BitValue();
- return (*(_settingController->func))(type, seconds, _settingController->refcon);
- } else {
- return kIOReturnNoDevice;
- }
}
// **********************************************************************************
@@ -312,142 +272,24 @@
// **********************************************************************************
IOReturn IOPMrootDomain::setProperties ( OSObject *props_obj)
{
- IOReturn return_value = kIOReturnSuccess;
OSDictionary *dict = OSDynamicCast(OSDictionary, props_obj);
OSBoolean *b;
- OSNumber *n;
- OSString *str;
- const OSSymbol *boot_complete_string = OSSymbol::withCString("System Boot Complete");
- const OSSymbol *power_button_string = OSSymbol::withCString("DisablePowerButtonSleep");
- const OSSymbol *stall_halt_string = OSSymbol::withCString("StallSystemAtHalt");
- const OSSymbol *auto_wake_string = OSSymbol::withCString("wake");
- const OSSymbol *auto_power_string = OSSymbol::withCString("poweron");
- const OSSymbol *wakeonring_string = OSSymbol::withCString("WakeOnRing");
- const OSSymbol *fileserver_string = OSSymbol::withCString("AutoRestartOnPowerLoss");
- const OSSymbol *wakeonlid_string = OSSymbol::withCString("WakeOnLid");
- const OSSymbol *wakeonac_string = OSSymbol::withCString("WakeOnACChange");
- const OSSymbol *hibernatemode_string = OSSymbol::withCString(kIOHibernateModeKey);
- const OSSymbol *hibernatefile_string = OSSymbol::withCString(kIOHibernateFileKey);
- const OSSymbol *hibernatefreeratio_string = OSSymbol::withCString(kIOHibernateFreeRatioKey);
- const OSSymbol *hibernatefreetime_string = OSSymbol::withCString(kIOHibernateFreeTimeKey);
- const OSSymbol *timezone_string = OSSymbol::withCString("TimeZoneOffsetSeconds");
-
- if(!dict)
- {
- return_value = kIOReturnBadArgument;
- goto exit;
- }
-
- if( systemBooting
- && boot_complete_string
- && dict->getObject(boot_complete_string))
+
+ if(!dict) return kIOReturnBadArgument;
+
+ if(systemBooting && dict->getObject(OSString::withCString("System Boot Complete")))
{
systemBooting = false;
+ //kprintf("IOPM: received System Boot Complete property\n");
adjustPowerState();
}
- if( power_button_string
- && (b = OSDynamicCast(OSBoolean, dict->getObject(power_button_string))) )
- {
- setProperty(power_button_string, b);
- }
-
- if( stall_halt_string
- && (b = OSDynamicCast(OSBoolean, dict->getObject(stall_halt_string))) )
- {
- setProperty(stall_halt_string, b);
- }
-
- if ( hibernatemode_string
- && (n = OSDynamicCast(OSNumber, dict->getObject(hibernatemode_string))))
- {
- setProperty(hibernatemode_string, n);
- }
- if ( hibernatefreeratio_string
- && (n = OSDynamicCast(OSNumber, dict->getObject(hibernatefreeratio_string))))
- {
- setProperty(hibernatefreeratio_string, n);
- }
- if ( hibernatefreetime_string
- && (n = OSDynamicCast(OSNumber, dict->getObject(hibernatefreetime_string))))
- {
- setProperty(hibernatefreetime_string, n);
- }
- if ( hibernatefile_string
- && (str = OSDynamicCast(OSString, dict->getObject(hibernatefile_string))))
- {
- setProperty(hibernatefile_string, str);
- }
-
- // Relay AutoWake setting to its controller
- if( auto_wake_string
- && (n = OSDynamicCast(OSNumber, dict->getObject(auto_wake_string))) )
- {
- return_value = setPMSetting(kIOPMAutoWakeSetting, n);
- if(kIOReturnSuccess != return_value) goto exit;
- }
-
- // Relay AutoPower setting to its controller
- if( auto_power_string
- && (n = OSDynamicCast(OSNumber, dict->getObject(auto_power_string))) )
- {
- return_value = setPMSetting(kIOPMAutoPowerOnSetting, n);
- if(kIOReturnSuccess != return_value) goto exit;
- }
-
- // Relay WakeOnRing setting to its controller
- if( wakeonring_string
- && (n = OSDynamicCast(OSNumber, dict->getObject(wakeonring_string))) )
- {
- return_value = setPMSetting(kIOPMWakeOnRingSetting, n);
- if(kIOReturnSuccess != return_value) goto exit;
- }
-
- // Relay FileServer setting to its controller
- if( fileserver_string
- && (n = OSDynamicCast(OSNumber, dict->getObject(fileserver_string))) )
- {
- return_value = setPMSetting(kIOPMAutoRestartOnPowerLossSetting, n);
- if(kIOReturnSuccess != return_value) goto exit;
- }
-
- // Relay WakeOnLid setting to its controller
- if( wakeonlid_string
- && (n = OSDynamicCast(OSNumber, dict->getObject(wakeonlid_string))) )
- {
- return_value = setPMSetting(kIOPMWakeOnLidSetting, n);
- if(kIOReturnSuccess != return_value) goto exit;
- }
-
- // Relay WakeOnACChange setting to its controller
- if( wakeonac_string
- && (n = OSDynamicCast(OSNumber, dict->getObject(wakeonac_string))) )
- {
- return_value = setPMSetting(kIOPMWakeOnACChangeSetting, n);
- if(kIOReturnSuccess != return_value) goto exit;
- }
-
- // Relay timezone offset in seconds to SMU
- if( timezone_string
- && (n = OSDynamicCast(OSNumber, dict->getObject(timezone_string))) )
- {
- return_value = setPMSetting(kIOPMTimeZoneSetting, n);
- if(kIOReturnSuccess != return_value) goto exit;
- }
-
-
- exit:
- if(boot_complete_string) boot_complete_string->release();
- if(power_button_string) power_button_string->release();
- if(stall_halt_string) stall_halt_string->release();
- if(auto_wake_string) auto_wake_string->release();
- if(auto_power_string) auto_power_string->release();
- if(wakeonring_string) wakeonring_string->release();
- if(fileserver_string) fileserver_string->release();
- if(wakeonlid_string) wakeonlid_string->release();
- if(wakeonac_string) wakeonac_string->release();
- if(timezone_string) timezone_string->release();
- return return_value;
+ if(b = dict->getObject(OSString::withCString("DisablePowerButtonSleep")))
+ {
+ setProperty(OSString::withCString("DisablePowerButtonSleep"), b);
+ }
+
+ return kIOReturnSuccess;
}
@@ -579,24 +421,8 @@
// same thread.
//*********************************************************************************
-static int pmsallsetup = 0;
-
IOReturn IOPMrootDomain::setAggressiveness ( unsigned long type, unsigned long newLevel )
{
-#ifdef __ppc__
- if(pmsExperimental & 3) kprintf("setAggressiveness: type = %08X, newlevel = %08X\n", type, newLevel);
- if(pmsExperimental & 1) { /* Is experimental mode enabled? */
- if(pmsInstalled && (type == kPMSetProcessorSpeed)) { /* We want to look at all processor speed changes if stepper is installed */
- if(pmsallsetup) return kIOReturnSuccess; /* If already running, just eat this */
- kprintf("setAggressiveness: starting stepper...\n");
- pmsallsetup = 1; /* Remember we did this */
- pmsPark();
- pmsStart(); /* Get it all started up... */
- return kIOReturnSuccess; /* Leave now... */
- }
- }
-#endif
-
if ( pm_vars->PMcommandGate ) {
pm_vars->PMcommandGate->runAction(broadcast_aggressiveness,(void *)type,(void *)newLevel);
}
@@ -614,7 +440,6 @@
//kprintf("sleep demand received\n");
if ( !systemBooting && allowSleep && sleepIsSupported ) {
patriarch->sleepSystem();
-
return kIOReturnSuccess;
}
if ( !systemBooting && allowSleep && !sleepIsSupported ) {
@@ -671,18 +496,14 @@
{
// re-enable this timer for next sleep
idleSleepPending = false;
-
- IOLog("System %sSleep\n", gIOHibernateState ? "Safe" : "");
-
- IOHibernateSystemHasSlept();
-
+ IOLog("System Sleep\n");
pm_vars->thePlatform->sleepKernel();
// The CPU(s) are off at this point. When they're awakened by CPU interrupt,
- // code will resume execution here.
-
+ // code will resume exeuction here.
+
// Now we're waking...
- IOHibernateSystemWake();
+ ioSPMTrace(IOPOWER_WAKE, * (int *) this);
// stay awake for at least 30 seconds
clock_interval_to_deadline(30, kSecondScale, &deadline);
@@ -707,7 +528,7 @@
tellClients(kIOMessageSystemWillPowerOn);
// tell the tree we're waking
- IOLog("System %sWake\n", gIOHibernateState ? "SafeSleep " : "");
+ IOLog("System Wake\n");
systemWake();
// Allow drivers to request extra processing time before clamshell
@@ -803,21 +624,10 @@
// **********************************************************************************
void IOPMrootDomain::publishFeature( const char * feature )
{
- if(featuresDictLock) IOLockLock(featuresDictLock);
- OSDictionary *features =
- (OSDictionary *) getProperty(kRootDomainSupportedFeatures);
-
- if ( features && OSDynamicCast(OSDictionary, features))
- features = OSDictionary::withDictionary(features);
- else
- features = OSDictionary::withCapacity(1);
-
- features->setObject(feature, kOSBooleanTrue);
- setProperty(kRootDomainSupportedFeatures, features);
- features->release();
- if(featuresDictLock) IOLockUnlock(featuresDictLock);
-}
-
+ OSDictionary *features = (OSDictionary *)getProperty(kRootDomainSupportedFeatures);
+
+ features->setObject(feature, kOSBooleanTrue);
+}
void IOPMrootDomain::unIdleDevice( IOService *theDevice, unsigned long theState )
{
@@ -827,34 +637,8 @@
void IOPMrootDomain::announcePowerSourceChange( void )
{
- IORegistryEntry *_batteryRegEntry = (IORegistryEntry *) getProperty("BatteryEntry");
-
- // (if possible) re-publish power source state under IOPMrootDomain
- // (only done if the battery controller publishes an IOResource defining battery location)
- if(_batteryRegEntry)
- {
- OSArray *batt_info;
- batt_info = (OSArray *) _batteryRegEntry->getProperty(kIOBatteryInfoKey);
- if(batt_info)
- setProperty(kIOBatteryInfoKey, batt_info);
- }
-
messageClients(kIOPMMessageBatteryStatusHasChanged);
}
-
-IOReturn IOPMrootDomain::registerPMSettingController
- (IOPMSettingControllerCallback func, void *info)
-{
- if(_settingController) return kIOReturnExclusiveAccess;
-
- _settingController = (PMSettingCtrl *)IOMalloc(sizeof(PMSettingCtrl));
- if(!_settingController) return kIOReturnNoMemory;
-
- _settingController->func = func;
- _settingController->refcon = info;
- return kIOReturnSuccess;
-}
-
//*********************************************************************************
// receivePowerNotification
@@ -1135,7 +919,6 @@
{
if ( stateNum == ON_STATE )
{
- IOHibernateSystemPostWake();
return tellClients(kIOMessageSystemHasPoweredOn);
}
}
@@ -1191,11 +974,15 @@
IOReturn IOPMrootDomain::changePowerStateTo ( unsigned long ordinal )
{
+ ioSPMTrace(IOPOWER_ROOT, * (int *) this, (int) true, (int) ordinal);
+
return super::changePowerStateTo(ordinal);
}
IOReturn IOPMrootDomain::changePowerStateToPriv ( unsigned long ordinal )
{
+ ioSPMTrace(IOPOWER_ROOT, * (int *) this, (int) false, (int) ordinal);
+
return super::changePowerStateToPriv(ordinal);
}
@@ -1235,8 +1022,6 @@
// We will ack within 20 seconds
params->returnValue = 20 * 1000 * 1000;
- if (gIOHibernateState)
- params->returnValue += gIOHibernateFreeTime * 1000; //add in time we could spend freeing pages
if ( ! OSCompareAndSwap( 0, 1, &gSleepOrShutdownPending ) )
{
@@ -1374,36 +1159,6 @@
return true;
}
-//*********************************************************************************
-// batteryLocationPublished
-//
-// Notification on AppleSMU publishing location of battery data
-//
-//*********************************************************************************
-
-bool IOPMrootDomain::batteryLocationPublished( void * target, void * root_domain,
- IOService * resourceService )
-{
- IORegistryEntry *battery_location;
-
- battery_location = (IORegistryEntry *) resourceService->getProperty("battery");
- if (!battery_location || !OSDynamicCast(IORegistryEntry, battery_location))
- return (true);
-
- ((IOPMrootDomain *)root_domain)->setProperty("BatteryEntry", battery_location);
-
- // rdar://2936060
- // All laptops have dimmable LCD displays
- // All laptops have batteries
- // So if this machine has a battery, publish the fact that the backlight
- // supports dimming.
- ((IOPMrootDomain *)root_domain)->publishFeature("DisplayDims");
-
- ((IOPMrootDomain *)root_domain)->announcePowerSourceChange();
- return (true);
-}
-
-
//*********************************************************************************
// adjustPowerState