Root/
Source at commit 1129 created 12 years 11 months ago. By meklort, Change options.o so that it reloads the system config as well. Also change it so that it uses that config for variables (NOTE: if the calue exists in chameleonConfig, it's used instead. | |
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1 | /*␊ |
2 | * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.␊ |
3 | *␊ |
4 | * @APPLE_OSREFERENCE_LICENSE_HEADER_START@␊ |
5 | * ␊ |
6 | * This file contains Original Code and/or Modifications of Original Code␊ |
7 | * as defined in and that are subject to the Apple Public Source License␊ |
8 | * Version 2.0 (the 'License'). You may not use this file except in␊ |
9 | * compliance with the License. The rights granted to you under the License␊ |
10 | * may not be used to create, or enable the creation or redistribution of,␊ |
11 | * unlawful or unlicensed copies of an Apple operating system, or to␊ |
12 | * circumvent, violate, or enable the circumvention or violation of, any␊ |
13 | * terms of an Apple operating system software license agreement.␊ |
14 | * ␊ |
15 | * Please obtain a copy of the License at␊ |
16 | * http://www.opensource.apple.com/apsl/ and read it before using this file.␊ |
17 | * ␊ |
18 | * The Original Code and all software distributed under the License are␊ |
19 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER␊ |
20 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,␊ |
21 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,␊ |
22 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.␊ |
23 | * Please see the License for the specific language governing rights and␊ |
24 | * limitations under the License.␊ |
25 | * ␊ |
26 | * @APPLE_OSREFERENCE_LICENSE_HEADER_END@␊ |
27 | */␊ |
28 | #ifndef _IOKIT_ROOTDOMAIN_H␊ |
29 | #define _IOKIT_ROOTDOMAIN_H␊ |
30 | ␊ |
31 | #include <IOKit/IOService.h>␊ |
32 | #include <IOKit/pwr_mgt/IOPM.h>␊ |
33 | #include "IOKit/pwr_mgt/IOPMPrivate.h"␊ |
34 | ␊ |
35 | ␊ |
36 | class IOPMPowerStateQueue;␊ |
37 | class RootDomainUserClient;␊ |
38 | class PMTraceWorker;␊ |
39 | ␊ |
40 | /*␊ |
41 | * Flags for get/setSleepSupported()␊ |
42 | */␊ |
43 | enum {␊ |
44 | kRootDomainSleepNotSupported␉= 0x00000000,␊ |
45 | kRootDomainSleepSupported ␉␉= 0x00000001,␊ |
46 | kFrameBufferDeepSleepSupported␉= 0x00000002,␊ |
47 | kPCICantSleep = 0x00000004␊ |
48 | };␊ |
49 | ␊ |
50 | /* ␊ |
51 | *IOPMrootDomain registry property keys␊ |
52 | */␊ |
53 | #define kRootDomainSupportedFeatures "Supported Features"␊ |
54 | #define kRootDomainSleepReasonKey "Last Sleep Reason"␊ |
55 | #define kRootDomainSleepOptionsKey "Last Sleep Options"␊ |
56 | #define kIOPMRootDomainWakeReasonKey "Wake Reason"␊ |
57 | #define kIOPMRootDomainWakeTypeKey "Wake Type"␊ |
58 | #define kIOPMRootDomainPowerStatusKey "Power Status"␊ |
59 | ␊ |
60 | /*␊ |
61 | * Possible sleep reasons found under kRootDomainSleepReasonsKey␊ |
62 | */␊ |
63 | #define kIOPMClamshellSleepKey "Clamshell Sleep"␊ |
64 | #define kIOPMPowerButtonSleepKey "Power Button Sleep"␊ |
65 | #define kIOPMSoftwareSleepKey "Software Sleep"␊ |
66 | #define kIOPMOSSwitchHibernationKey "OS Switch Sleep"␊ |
67 | #define kIOPMIdleSleepKey "Idle Sleep"␊ |
68 | #define kIOPMLowPowerSleepKey "Low Power Sleep"␊ |
69 | #define kIOPMThermalEmergencySleepKey "Thermal Emergency Sleep"␊ |
70 | #define kIOPMMaintenanceSleepKey "Maintenance Sleep"␊ |
71 | ␊ |
72 | /*␊ |
73 | * String constants for communication with PM CPU␊ |
74 | */␊ |
75 | #define kIOPMRootDomainLidCloseCString "LidClose"␊ |
76 | #define kIOPMRootDomainBatPowerCString "BatPower"␊ |
77 | ␊ |
78 | /*␊ |
79 | * Supported Feature bitfields for IOPMrootDomain::publishFeature()␊ |
80 | */␊ |
81 | enum {␊ |
82 | kIOPMSupportedOnAC = (1<<0),␊ |
83 | kIOPMSupportedOnBatt = (1<<1),␊ |
84 | kIOPMSupportedOnUPS = (1<<2)␊ |
85 | };␊ |
86 | ␊ |
87 | typedef IOReturn (*IOPMSettingControllerCallback)␊ |
88 | (OSObject *target, const OSSymbol *type,␊ |
89 | OSObject *val, uintptr_t refcon);␊ |
90 | ␊ |
91 | __BEGIN_DECLS␊ |
92 | IONotifier * registerSleepWakeInterest(␊ |
93 | IOServiceInterestHandler, void *, void * = 0);␊ |
94 | ␊ |
95 | IONotifier * registerPrioritySleepWakeInterest(␊ |
96 | IOServiceInterestHandler handler, ␊ |
97 | void * self, void * ref = 0);␊ |
98 | ␊ |
99 | IOReturn acknowledgeSleepWakeNotification(void * );␊ |
100 | ␊ |
101 | IOReturn vetoSleepWakeNotification(void * PMrefcon);␊ |
102 | __END_DECLS␊ |
103 | ␊ |
104 | #define IOPM_ROOTDOMAIN_REV␉␉2␊ |
105 | ␊ |
106 | class IOPMrootDomain: public IOService␊ |
107 | {␊ |
108 | OSDeclareFinalStructors(IOPMrootDomain)␊ |
109 | ␊ |
110 | public:␊ |
111 | static IOPMrootDomain * construct( void );␊ |
112 | ␊ |
113 | virtual bool start( IOService * provider );␊ |
114 | virtual IOReturn setAggressiveness( unsigned long, unsigned long );␊ |
115 | virtual IOReturn getAggressiveness( unsigned long, unsigned long * );␊ |
116 | ␊ |
117 | virtual IOReturn sleepSystem( void );␊ |
118 | IOReturn sleepSystemOptions( OSDictionary *options );␊ |
119 | ␊ |
120 | virtual IOReturn setProperties( OSObject * );␊ |
121 | ␊ |
122 | /*! @function systemPowerEventOccurred␊ |
123 | @abstract Other drivers may inform IOPMrootDomain of system PM events␊ |
124 | @discussion systemPowerEventOccurred is a richer alternative to receivePowerNotification()␊ |
125 | Only Apple-owned kexts should have reason to call systemPowerEventOccurred.␊ |
126 | @param event An OSSymbol describing the type of power event.␊ |
127 | @param value A 32-bit integer value associated with the event.␊ |
128 | @param shouldUpdate indicates whether the root domain should send a notification␊ |
129 | to interested parties. Pass false if you're calling systemPowerEventOccurred␊ |
130 | several times in succession; and pass true only on the last invocatino.␊ |
131 | @result kIOReturnSuccess on success */␊ |
132 | ␊ |
133 | IOReturn systemPowerEventOccurred(␊ |
134 | const OSSymbol *event, ␊ |
135 | uint32_t intValue );␊ |
136 | ␊ |
137 | IOReturn systemPowerEventOccurred(␊ |
138 | const OSSymbol *event, ␊ |
139 | OSObject *value );␊ |
140 | ␊ |
141 | virtual IOReturn receivePowerNotification( UInt32 msg );␊ |
142 | ␊ |
143 | virtual void setSleepSupported( IOOptionBits flags );␊ |
144 | ␊ |
145 | virtual IOOptionBits getSleepSupported( void );␊ |
146 | ␊ |
147 | void wakeFromDoze( void );␊ |
148 | ␊ |
149 | // KEXT driver announces support of power management feature␊ |
150 | ␊ |
151 | void publishFeature( const char *feature );␊ |
152 | ␊ |
153 | // KEXT driver announces support of power management feature␊ |
154 | // And specifies power sources with kIOPMSupportedOn{AC/Batt/UPS} bitfield.␊ |
155 | // Returns a unique uint32_t identifier for later removing support for this␊ |
156 | // feature. ␊ |
157 | // NULL is acceptable for uniqueFeatureID for kexts without plans to unload.␊ |
158 | ␊ |
159 | void publishFeature( const char *feature, ␊ |
160 | uint32_t supportedWhere,␊ |
161 | uint32_t *uniqueFeatureID);␊ |
162 | ␊ |
163 | // KEXT driver announces removal of a previously published power management ␊ |
164 | // feature. Pass 'uniqueFeatureID' returned from publishFeature()␊ |
165 | ␊ |
166 | IOReturn removePublishedFeature( uint32_t removeFeatureID );␊ |
167 | ␊ |
168 | /*! @function copyPMSetting␊ |
169 | @abstract Copy the current value for a PM setting. Returns an OSNumber or␊ |
170 | OSData depending on the setting.␊ |
171 | @param whichSetting Name of the desired setting.␊ |
172 | @result OSObject value if valid, NULL otherwise. */␊ |
173 | ␊ |
174 | OSObject * copyPMSetting( OSSymbol *whichSetting );␊ |
175 | ␊ |
176 | /*! @function registerPMSettingController␊ |
177 | @abstract Register for callbacks on changes to certain PM settings.␊ |
178 | @param settings NULL terminated array of C strings, each string for a PM ␊ |
179 | setting that the caller is interested in and wants to get callbacks for. ␊ |
180 | @param callout C function ptr or member function cast as such.␊ |
181 | @param target The target of the callback, usually 'this'␊ |
182 | @param refcon Will be passed to caller in callback; for caller's use.␊ |
183 | @param handle Caller should keep the OSObject * returned here. If non-NULL,␊ |
184 | handle will have a retain count of 1 on return. To deregister, pass to␊ |
185 | unregisterPMSettingController()␊ |
186 | @result kIOReturnSuccess on success. */␊ |
187 | ␊ |
188 | IOReturn registerPMSettingController(␊ |
189 | const OSSymbol *settings[],␊ |
190 | IOPMSettingControllerCallback callout,␊ |
191 | OSObject *target,␊ |
192 | uintptr_t refcon,␊ |
193 | OSObject **handle); // out param␊ |
194 | ␊ |
195 | /*! @function registerPMSettingController␊ |
196 | @abstract Register for callbacks on changes to certain PM settings.␊ |
197 | @param settings NULL terminated array of C strings, each string for a PM ␊ |
198 | setting that the caller is interested in and wants to get callbacks for. ␊ |
199 | @param supportedPowerSources bitfield indicating which power sources these␊ |
200 | settings are supported for (kIOPMSupportedOnAC, etc.)␊ |
201 | @param callout C function ptr or member function cast as such.␊ |
202 | @param target The target of the callback, usually 'this'␊ |
203 | @param refcon Will be passed to caller in callback; for caller's use.␊ |
204 | @param handle Caller should keep the OSObject * returned here. If non-NULL,␊ |
205 | handle will have a retain count of 1 on return. To deregister, pass to␊ |
206 | unregisterPMSettingController()␊ |
207 | @result kIOReturnSuccess on success. */␊ |
208 | ␊ |
209 | IOReturn registerPMSettingController(␊ |
210 | const OSSymbol *settings[],␊ |
211 | uint32_t supportedPowerSources,␊ |
212 | IOPMSettingControllerCallback callout,␊ |
213 | OSObject *target,␊ |
214 | uintptr_t refcon,␊ |
215 | OSObject **handle); // out param␊ |
216 | ␊ |
217 | virtual IONotifier * registerInterest(␊ |
218 | const OSSymbol * typeOfInterest,␊ |
219 | IOServiceInterestHandler handler,␊ |
220 | void * target, void * ref = 0 );␊ |
221 | ␊ |
222 | void pmStatsRecordEvent(␊ |
223 | int eventIndex,␊ |
224 | AbsoluteTime timestamp);␊ |
225 | ␊ |
226 | void pmStatsRecordApplicationResponse(␊ |
227 | const OSSymbol␉␉*response,␊ |
228 | const char ␉␉ *name,␊ |
229 | int messageType,␊ |
230 | uint32_t␉␉␉delay_ms,␊ |
231 | int ␉␉␉app_pid);␊ |
232 | ␊ |
233 | virtual IOReturn callPlatformFunction(␊ |
234 | const OSSymbol *functionName,␊ |
235 | bool waitForFunction,␊ |
236 | void *param1, void *param2,␊ |
237 | void *param3, void *param4 );␊ |
238 | ␊ |
239 | private:␊ |
240 | virtual IOReturn changePowerStateTo( unsigned long ordinal );␊ |
241 | virtual IOReturn changePowerStateToPriv( unsigned long ordinal );␊ |
242 | virtual IOReturn requestPowerDomainState( IOPMPowerFlags, IOPowerConnection *, unsigned long );␊ |
243 | virtual void powerChangeDone( unsigned long );␊ |
244 | virtual bool tellChangeDown( unsigned long );␊ |
245 | virtual bool askChangeDown( unsigned long );␊ |
246 | virtual void tellChangeUp( unsigned long );␊ |
247 | virtual void tellNoChangeDown( unsigned long );␊ |
248 | };␊ |
249 | ␊ |
250 | ␊ |
251 | #endif /* _IOKIT_ROOTDOMAIN_H */␊ |
252 |