| #ifndef _DS1216_H |
| #define _DS1216_H |
| |
| extern volatile unsigned char *ds1216_base; |
| unsigned long ds1216_get_cmos_time(void); |
| int ds1216_set_rtc_mmss(unsigned long nowtime); |
| |
| #define DS1216_SEC_BYTE 1 |
| #define DS1216_MIN_BYTE 2 |
| #define DS1216_HOUR_BYTE 3 |
| #define DS1216_HOUR_MASK (0x1f) |
| #define DS1216_AMPM_MASK (1<<5) |
| #define DS1216_1224_MASK (1<<7) |
| #define DS1216_DAY_BYTE 4 |
| #define DS1216_DAY_MASK (0x7) |
| #define DS1216_DATE_BYTE 5 |
| #define DS1216_DATE_MASK (0x3f) |
| #define DS1216_MONTH_BYTE 6 |
| #define DS1216_MONTH_MASK (0x1f) |
| #define DS1216_YEAR_BYTE 7 |
| |
| #define DS1216_SEC(buf) (buf[DS1216_SEC_BYTE]) |
| #define DS1216_MIN(buf) (buf[DS1216_MIN_BYTE]) |
| #define DS1216_HOUR(buf) (buf[DS1216_HOUR_BYTE] & DS1216_HOUR_MASK) |
| #define DS1216_AMPM(buf) (buf[DS1216_HOUR_BYTE] & DS1216_AMPM_MASK) |
| #define DS1216_1224(buf) (buf[DS1216_HOUR_BYTE] & DS1216_1224_MASK) |
| #define DS1216_DATE(buf) (buf[DS1216_DATE_BYTE] & DS1216_DATE_MASK) |
| #define DS1216_MONTH(buf) (buf[DS1216_MONTH_BYTE] & DS1216_MONTH_MASK) |
| #define DS1216_YEAR(buf) (buf[DS1216_YEAR_BYTE]) |
| |
| #endif |