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 29#ifndef _IOKIT_IOSERVICEPM_H 30#define _IOKIT_IOSERVICEPM_H 31 32#include <IOKit/pwr_mgt/IOPM.h> 33 34class IOService; 35class IOServicePM; 36class IOPowerConnection; 37class IOWorkLoop; 38class IOCommandGate; 39class IOTimerEventSource; 40class IOPlatformExpert; 41 42#ifdef XNU_KERNEL_PRIVATE 43class IOPMinformee; 44class IOPMinformeeList; 45class IOPMWorkQueue; 46class IOPMRequest; 47class IOPMRequestQueue; 48class IOPMCompletionQueue; 49 50typedef unsigned long IOPMPowerStateIndex; 51typedef uint32_t IOPMPowerChangeFlags; 52 53struct IOPMDriverCallEntry { 54 queue_chain_t link; 55 thread_t thread; 56 IOService * target; 57}; 58 59/* Binary compatibility with drivers that access pm_vars */ 60#ifdef __LP64__ 61#define PM_VARS_SUPPORT 0 62#else 63#define PM_VARS_SUPPORT 1 64#endif 65 66#if PM_VARS_SUPPORT 67/* Deprecated in version 10.5 */ 68class IOPMprot : public OSObject 69{ 70 friend class IOService; 71 72 OSDeclareDefaultStructors(IOPMprot) 73 74public: 75 const char * ourName; 76 IOPlatformExpert * thePlatform; 77 unsigned long theNumberOfPowerStates; 78 IOPMPowerState thePowerStates[IOPMMaxPowerStates]; 79 IOService * theControllingDriver; 80 unsigned long aggressiveness; 81 unsigned long current_aggressiveness_values[kMaxType+1]; 82 bool current_aggressiveness_valid[kMaxType+1]; 83 unsigned long myCurrentState; 84}; 85#endif /* PM_VARS_SUPPORT */ 86#endif /* XNU_KERNEL_PRIVATE */ 87#endif /* !_IOKIT_IOSERVICEPM_H */ 88