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#ifndef _SUN3_INTERSIL_H

#define _SUN3_INTERSIL_H

/* bits 0 and 1 */

#define INTERSIL_FREQ_32K        0x00

#define INTERSIL_FREQ_1M         0x01

#define INTERSIL_FREQ_2M         0x02

#define INTERSIL_FREQ_4M         0x03

/* bit 2 */

#define INTERSIL_12H_MODE   0x00

#define INTERSIL_24H_MODE   0x04

/* bit 3 */

#define INTERSIL_STOP            0x00

#define INTERSIL_RUN             0x08

/* bit 4 */

#define INTERSIL_INT_ENABLE     0x10

#define INTERSIL_INT_DISABLE    0x00

/* bit 5 */

#define INTERSIL_MODE_NORMAL     0x00

#define INTERSIL_MODE_TEST       0x20

#define INTERSIL_HZ_100_MASK     0x02

struct intersil_dt {

        unsigned char   csec;

        unsigned char   hour;

        unsigned char   minute;

        unsigned char   second;

        unsigned char   month;

        unsigned char   day;

        unsigned char   year;

        unsigned char   weekday;

};

struct intersil_7170 {

        struct intersil_dt counter;

        struct intersil_dt alarm;

        unsigned char   int_reg;

        unsigned char   cmd_reg;

};

extern volatile char* clock_va;

#define intersil_clock ((volatile struct intersil_7170 *) clock_va)

#define intersil_clear() (void)intersil_clock->int_reg

#endif