1 /* 2 * (C) Copyright 2001 3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. 4 * 5 * See file CREDITS for list of people who contributed to this 6 * project. 7 * 8 * This program is free software; you can redistribute it and/or 9 * modify it under the terms of the GNU General Public License as 10 * published by the Free Software Foundation; either version 2 of 11 * the License, or (at your option) any later version. 12 * 13 * This program is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * GNU General Public License for more details. 17 * 18 * You should have received a copy of the GNU General Public License 19 * along with this program; if not, write to the Free Software 20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 21 * MA 02111-1307 USA 22 */ 23 24 /* 25 * Generic RTC interface. 26 */ 27 #ifndef _RTC_H_ 28 #define _RTC_H_ 29 30 /* 31 * The struct used to pass data from the generic interface code to 32 * the hardware dependend low-level code ande vice versa. Identical 33 * to struct rtc_time used by the Linux kernel. 34 * 35 * Note that there are small but significant differences to the 36 * common "struct time": 37 * 38 * struct time: struct rtc_time: 39 * tm_mon 0 ... 11 1 ... 12 40 * tm_year years since 1900 years since 0 41 */ 42 43 struct rtc_time { 44 int tm_sec; 45 int tm_min; 46 int tm_hour; 47 int tm_mday; 48 int tm_mon; 49 int tm_year; 50 int tm_wday; 51 int tm_yday; 52 int tm_isdst; 53 }; 54 55 int rtc_get (struct rtc_time *); 56 int rtc_set (struct rtc_time *); 57 void rtc_reset (void); 58 59 void GregorianDay (struct rtc_time *); 60 void to_tm (int, struct rtc_time *); 61 unsigned long mktime (unsigned int, unsigned int, unsigned int, 62 unsigned int, unsigned int, unsigned int); 63 64 #endif /* _RTC_H_ */ 65