55 lines
1.5 KiB
C++
55 lines
1.5 KiB
C++
/*
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* Copyright (c) 2013 Jonas 'Sortie' Termansen.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* x86-family/cmos.h
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* Provides access to CMOS and the real-time clock.
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*/
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#ifndef SORTIX_X86_FAMILY_CMOS_H
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#define SORTIX_X86_FAMILY_CMOS_H
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#include <sortix/timespec.h>
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namespace Sortix {
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namespace CMOS {
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uint8_t Read(uint8_t reg);
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uint8_t Write(uint8_t reg, uint8_t val);
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struct cmos_tm
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{
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uint8_t seconds;
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uint8_t minutes;
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uint8_t hours;
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uint8_t weekday; /* Supposedly not reliably set in CMOS. */
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uint8_t day_of_month;
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uint8_t month;
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uint8_t year;
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uint8_t century;
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};
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struct timespec DecodeTime(struct cmos_tm time);
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struct cmos_tm EncodeTIme(struct timespec time);
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struct cmos_tm GetTime();
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void SetTime(struct cmos_tm time);
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void Init();
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} // namespace CMOS
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} // namespace Sortix
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#endif
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