1 | /* |
2 | * Copyright (c) 1998-2019 Apple 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 | * 24 Nov 1998 suurballe Created. |
30 | */ |
31 | #ifndef _IORTCCONTROLLER_H |
32 | #define _IORTCCONTROLLER_H |
33 | |
34 | #include <IOKit/IOService.h> |
35 | |
36 | typedef void (*RTC_tick_handler)( IOService * ); |
37 | |
38 | |
39 | class IORTCController : public IOService |
40 | { |
41 | OSDeclareAbstractStructors(IORTCController); |
42 | |
43 | public: |
44 | |
45 | virtual IOReturn getRealTimeClock( UInt8 * currentTime, IOByteCount * length ) = 0; |
46 | virtual IOReturn setRealTimeClock( UInt8 * newTime ) = 0; |
47 | }; |
48 | |
49 | class IORTC : public IOService |
50 | { |
51 | OSDeclareAbstractStructors(IORTC); |
52 | |
53 | protected: |
54 | |
55 | /*! @var reserved |
56 | * Reserved for future use. (Internal use only) */ |
57 | struct ExpansionData { }; |
58 | ExpansionData *iortc_reserved __unused; |
59 | |
60 | public: |
61 | |
62 | virtual long getGMTTimeOfDay( void ) = 0; |
63 | virtual void setGMTTimeOfDay( long secs ) = 0; |
64 | |
65 | virtual void getUTCTimeOfDay( clock_sec_t * secs, clock_nsec_t * nsecs ); |
66 | virtual void setUTCTimeOfDay( clock_sec_t secs, clock_nsec_t nsecs ); |
67 | |
68 | virtual void setAlarmEnable( IOOptionBits message ) = 0; |
69 | |
70 | virtual IOReturn getMonotonicClockOffset( int64_t * usecs ); |
71 | virtual IOReturn setMonotonicClockOffset( int64_t usecs ); |
72 | virtual IOReturn getMonotonicClockAndTimestamp( uint64_t * usecs, uint64_t *mach_absolute_time ); |
73 | |
74 | |
75 | OSMetaClassDeclareReservedUnused(IORTC, 0); |
76 | OSMetaClassDeclareReservedUnused(IORTC, 1); |
77 | OSMetaClassDeclareReservedUnused(IORTC, 2); |
78 | OSMetaClassDeclareReservedUnused(IORTC, 3); |
79 | OSMetaClassDeclareReservedUnused(IORTC, 4); |
80 | OSMetaClassDeclareReservedUnused(IORTC, 5); |
81 | OSMetaClassDeclareReservedUnused(IORTC, 6); |
82 | OSMetaClassDeclareReservedUnused(IORTC, 7); |
83 | }; |
84 | |
85 | #endif /* !_IORTCCONTROLLER_H */ |
86 | |