forked from len0rd/rockbox
ba46c88c6f
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@26245 a1c6a512-1295-4272-9138-f99709370657
62 lines
2 KiB
C
62 lines
2 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2002 by Linus Nielsen Feltzing, Uwe Freese
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#ifndef _RTC_H_
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#define _RTC_H_
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#include <stdbool.h>
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#include "system.h"
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#include "config.h"
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#include "time.h"
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/* Macros used to convert to and from BCD, used in various rtc drivers
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this is the wrong place but misc.h is in apps... */
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#define BCD2DEC(X) (((((X)>>4) & 0x0f) * 10) + ((X) & 0xf))
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#define DEC2BCD(X) ((((X)/10)<<4) | ((X)%10))
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#if CONFIG_RTC
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/* Common functions for all targets */
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void rtc_init(void);
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int rtc_read_datetime(struct tm *tm);
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int rtc_write_datetime(const struct tm *tm);
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#if CONFIG_RTC == RTC_M41ST84W
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/* The RTC in the Archos devices is used for much more than just the clock
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data */
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int rtc_read(unsigned char address);
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int rtc_read_multiple(unsigned char address, unsigned char *buf, int numbytes);
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int rtc_write(unsigned char address, unsigned char value);
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#endif /* RTC_M41ST84W */
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#ifdef HAVE_RTC_ALARM
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void rtc_set_alarm(int h, int m);
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void rtc_get_alarm(int *h, int *m);
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void rtc_enable_alarm(bool enable);
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bool rtc_check_alarm_started(bool release_alarm);
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bool rtc_check_alarm_flag(void);
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#endif /* HAVE_RTC_ALARM */
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#endif /* CONFIG_RTC */
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#endif
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