| | 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 | |
| | 34 | class IOService; |
| | 35 | class IOServicePM; |
| | 36 | class IOPowerConnection; |
| | 37 | class IOWorkLoop; |
| | 38 | class IOCommandGate; |
| | 39 | class IOTimerEventSource; |
| | 40 | class IOPlatformExpert; |
| | 41 | |
| | 42 | #ifdef XNU_KERNEL_PRIVATE |
| | 43 | class IOPMinformee; |
| | 44 | class IOPMinformeeList; |
| | 45 | class IOPMWorkQueue; |
| | 46 | class IOPMRequest; |
| | 47 | class IOPMRequestQueue; |
| | 48 | class IOPMCompletionQueue; |
| | 49 | |
| | 50 | typedef unsigned long IOPMPowerStateIndex; |
| | 51 | typedef uint32_t IOPMPowerChangeFlags; |
| | 52 | |
| | 53 | struct 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 */ |
| | 68 | class IOPMprot : public OSObject |
| | 69 | { |
| | 70 | friend class IOService; |
| | 71 | |
| | 72 | OSDeclareDefaultStructors(IOPMprot) |
| | 73 | |
| | 74 | public: |
| | 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 */ |
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