iokit/Kernel/IORTC.cpp

   1 /*
   2  * Copyright (c) 2017 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.
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  26  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  27  */
  28
  29 #include <IOKit/rtc/IORTCController.h>
  30
  31 #define super IOService
  32
  33 OSDefineMetaClassAndAbstractStructors(IORTC, IOService);
  34
  35 void IORTC::getUTCTimeOfDay( clock_sec_t * secs, clock_nsec_t * nsecs )
  36 {
  37     *nsecs = 0;
  38     *secs = getGMTTimeOfDay();
  39 }
  40
  41 void IORTC::setUTCTimeOfDay( clock_sec_t secs, clock_nsec_t nsecs )
  42 {
  43     setGMTTimeOfDay(secs);
  44 }
  45
  46 IOReturn IORTC::getMonotonicClockOffset( int64_t * usecs )
  47 {
  48     return kIOReturnUnsupported;
  49 }
  50
  51 IOReturn IORTC::setMonotonicClockOffset( int64_t usecs )
  52 {
  53     return kIOReturnUnsupported;
  54 }
  55
  56 IOReturn IORTC::getMonotonicClockAndTimestamp( uint64_t * usecs, uint64_t *mach_absolute_time )
  57 {
  58     return kIOReturnUnsupported;
  59 }
  60
  61 OSMetaClassDefineReservedUnused(IORTC, 0);
  62 OSMetaClassDefineReservedUnused(IORTC, 1);
  63 OSMetaClassDefineReservedUnused(IORTC, 2);
  64 OSMetaClassDefineReservedUnused(IORTC, 3);
  65 OSMetaClassDefineReservedUnused(IORTC, 4);
  66 OSMetaClassDefineReservedUnused(IORTC, 5);
  67 OSMetaClassDefineReservedUnused(IORTC, 6);
  68 OSMetaClassDefineReservedUnused(IORTC, 7);