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/*
 * (C) Copyright 2001
 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 */

/*
 * Generic RTC interface.
 */
#ifndef _RTC_H_
#define _RTC_H_

/*
 * The struct used to pass data from the generic interface code to
 * the hardware dependend low-level code ande vice versa. Identical
 * to struct rtc_time used by the Linux kernel.
 *
 * Note that there are small but significant differences to the
 * common "struct time":
 *
 *		struct time:		struct rtc_time:
 * tm_mon	0 ... 11		1 ... 12
 * tm_year	years since 1900	years since 0
 */

struct rtc_time {
	int tm_sec;
	int tm_min;
	int tm_hour;
	int tm_mday;
	int tm_mon;
	int tm_year;
	int tm_wday;
	int tm_yday;
	int tm_isdst;
};

void GregorianDay (struct rtc_time *);
void to_tm (int, struct rtc_time *);
unsigned long mktime (unsigned int, unsigned int, unsigned int,
		      unsigned int, unsigned int, unsigned int);

extern struct rtc_device *rtc_lookup(const char *name);

const char *time_str(struct rtc_time *tm);

#endif	/* _RTC_H_ */