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/***********************************************************************
*
* Module: ttime_api.h
*
* Author: SIS 1998
* LM NE&SS 2001
*
* Description
*
* This header file contains data necessary for the API to the
* True Time board. This contains all of the structure definitions
* for the individual registers.
*
***********************************************************************/
#ifndef TTIME_API_H
#define TTIME_API_H
#ifdef CPP
extern "C" {
#endif
#include <time.h>
typedef struct
{
unsigned int micro_sec;
unsigned int milli_sec;
struct tm gps_tm;
} gps_time_t;
typedef struct
{
unsigned char reserved_1;
unsigned unit_ms : 4;
unsigned filler_0 : 4;
unsigned hun_ms : 4;
unsigned tens_ms : 4;
unsigned tens_sec : 4;
unsigned unit_sec : 4;
unsigned tens_min : 4;
unsigned unit_min : 4;
unsigned tens_hour : 4;
unsigned unit_hour : 4;
unsigned tens_day : 4;
unsigned unit_day : 4;
unsigned filler_1 : 4;
unsigned hun_day : 4;
unsigned tens_year : 4;
unsigned unit_year : 4;
unsigned thou_year : 4;
unsigned hun_year : 4;
unsigned char reserved_2[2];
} preset_time_reg_t;
typedef struct
{
unsigned n_d0 : 2;
unsigned antenna_short_stat : 1; /* 0 = fault */
unsigned antenna_open_stat : 1; /* 0 = fault */
unsigned n_d1 : 1;
unsigned rate_gen_pulse_stat : 1;
unsigned time_cmp_pulse_stat : 1;
unsigned ext_event_stat : 1;
} hw_stat_reg_t;
typedef struct
{
unsigned tens_us : 4;
unsigned unit_us : 4;
unsigned unit_ms : 4;
unsigned hun_us : 4;
unsigned char hw_stat; /* hw_stat_reg_t hw_stat; */
unsigned char reserved_3;
unsigned hun_ms : 4;
unsigned tens_ms : 4;
unsigned tens_sec : 4;
unsigned unit_sec : 4;
unsigned tens_min : 4;
unsigned unit_min : 4;
unsigned tens_hour : 4;
unsigned unit_hour : 4;
unsigned tens_day : 4;
unsigned unit_day : 4;
unsigned status : 4;
unsigned hun_day : 4;
unsigned tens_year : 4;
unsigned unit_year : 4;
unsigned thou_year : 4;
unsigned hun_year : 4;
} time_freeze_reg_t;
typedef struct
{
unsigned char off_low;
unsigned char off_high;
unsigned char reserved_4[2];
} sync_gen_off_reg_t;
typedef struct
{
unsigned tens_min : 4;
unsigned unit_min : 4;
unsigned tens_hour : 4;
unsigned unit_hour : 4;
unsigned char sign_ascii; /* '+' or '-' */
unsigned char reserved_5;
} local_off_t;
/*
* This structure can be used for both the position freeze
* and position preset registers.
*/
typedef struct
{
unsigned lat_tens_degee : 4;
unsigned lat_unit_degee : 4;
unsigned filler_0 : 4;
unsigned lat_hun_degree : 4;
unsigned lat_tens_min : 4;
unsigned lat_unit_min : 4;
unsigned char lat_north_south; /* 'N' or 'S' */
unsigned filler_1 : 4;
unsigned lat_tenth_sec : 4;
unsigned lat_tens_sec : 4;
unsigned lat_unit_sec : 4;
unsigned long_tens_degree : 4;
unsigned long_unit_degree : 4;
unsigned filler_2 : 4;
unsigned long_hun_degree : 4;
unsigned long_tens_min : 4;
unsigned long_unit_min : 4;
unsigned char long_east_west; /* 'E' or 'W' */
unsigned filler_3 : 4;
unsigned long_tenth_sec : 4;
unsigned long_tens_sec : 4;
unsigned long_unit_sec : 4;
unsigned elv_tens_km : 4;
unsigned elv_unit_km : 4;
unsigned char elv_sign; /* '+' or '-' */
unsigned elv_unit_m : 4;
unsigned elv_tenth_m : 4;
unsigned elv_hun_m : 4;
unsigned elv_tens_m : 4;
} pos_reg_t;
typedef struct
{
unsigned char prn1_tens_units;
unsigned char prn1_reserved;
unsigned char lvl1_tenths_hundredths;
unsigned char lvl1_tens_units;
unsigned char prn2_tens_units;
unsigned char prn2_reserved;
unsigned char lvl2_tenths_hundredths;
unsigned char lvl2_tens_units;
unsigned char prn3_tens_units;
unsigned char prn3_reserved;
unsigned char lvl3_tenths_hundredths;
unsigned char lvl3_tens_units;
unsigned char prn4_tens_units;
unsigned char prn4_reserved;
unsigned char lvl4_tenths_hundredths;
unsigned char lvl4_tens_units;
unsigned char prn5_tens_units;
unsigned char prn5_reserved;
unsigned char lvl5_tenths_hundredths;
unsigned char lvl5_tens_units;
unsigned char prn6_tens_units;
unsigned char prn6_reserved;
unsigned char lvl6_tenths_hundredths;
unsigned char lvl6_tens_units;
unsigned char flag;
unsigned char reserved[3];
} sig_levels_t;
typedef struct
{
unsigned tens_us : 4;
unsigned unit_us : 4;
unsigned unit_ms : 4;
unsigned hun_us : 4;
unsigned hun_ms : 4;
unsigned tens_ms : 4;
unsigned tens_sec : 4;
unsigned unit_sec : 4;
unsigned tens_min : 4;
unsigned unit_min : 4;
unsigned tens_hour : 4;
unsigned unit_hour : 4;
unsigned tens_day : 4;
unsigned unit_day : 4;
unsigned stat : 4;
unsigned hun_day : 4;
unsigned tens_year : 4;
unsigned unit_year : 4;
unsigned thou_year : 4;
unsigned hun_year : 4;
unsigned char reserved_5[2];
} ext_time_event_reg_t;
typedef struct
{
unsigned tens_us : 4;
unsigned unit_us : 4;
unsigned unit_ms : 4;
unsigned hun_us : 4;
unsigned hun_ms : 4;
unsigned tens_ms : 4;
unsigned tens_sec : 4;
unsigned unit_sec : 4;
unsigned tens_min : 4;
unsigned unit_min : 4;
unsigned tens_hour : 4;
unsigned unit_hour : 4;
unsigned tens_day : 4;
unsigned unit_day : 4;
unsigned mask : 4;
unsigned hun_day : 4;
} time_cmp_reg_t;
typedef struct
{
unsigned char err_stat;
unsigned char no_def;
unsigned char oscillator_stat[2];
} diag_reg_t;
typedef struct
{
unsigned res :2;
unsigned rate_int_mask :1;
unsigned cmp_int_mask :1;
unsigned ext_int_mask :1;
unsigned rate_stat_clr :1;
unsigned cmp_stat_clr :1;
unsigned ext_stat_clr :1;
unsigned char reserved[3];
} hw_ctl_reg_t;
typedef struct
{
unsigned preset_pos_rdy :1;
unsigned sel_pps_ref :1;
unsigned sel_gps_ref :1;
unsigned sel_time_code :1;
unsigned gen_stp_run :1;
unsigned preset_time_rdy :1;
unsigned dst :1;
unsigned mode_sel :1;
unsigned ctl_am_dc :1;
unsigned reserved :3;
unsigned input_code :4;
unsigned char rate_reserved;
unsigned rate_flag :4;
unsigned rate_reserved1 :4;
} conf_reg_t;
typedef struct
{
unsigned char mem_reserved[0xf8];
hw_ctl_reg_t hw_ctl_reg;
time_freeze_reg_t time_freeze_reg;
pos_reg_t pos_freeze_reg;
conf_reg_t conf_reg;
diag_reg_t diag_reg;
local_off_t local_offset;
sync_gen_off_reg_t sync_gen_offset;
unsigned char reserved[4];
unsigned char config_reg2_ctl;
unsigned char reserved2[11];
time_cmp_reg_t time_compare_reg;
unsigned char reserved3[24];
preset_time_reg_t preset_time_reg;
pos_reg_t preset_pos_reg;
ext_time_event_reg_t extern_time_event_reg;
unsigned char reserved4[24];
sig_levels_t signal_levels_reg;
unsigned char reserved5[12];
} tt_mem_space_t;
#define TTIME_MEMORY_SIZE 0x200
/*
* Defines for register offsets
*/
#define HW_CTL_REG 0x0f8
#define TIME_FREEZE_REG 0x0fc
#define HW_STAT_REG 0x0fe
#define POS_FREEZE_REG 0x108
#define CONFIG_REG_1 0x118
#define DIAG_REG 0x11c
#define LOCAL_OFF_REG 0x120
#define SYNC_GEN_OFF_REG 0x124
#define CONFIG_REG_2 0x12c
#define TIME_CMP_REG 0x138
#define PRESET_TIME_REG 0x158
#define PRESET_POS_REG 0x164
#define EXT_EVENT_REG 0x174
#define SIG_LVL_PRN1 0x198
#define SIG_LVL_PRN2 0x19c
#define SIG_LVL_PRN3 0x1a0
#define SIG_LVL_PRN4 0x1a4
#define SIG_LVL_PRN5 0x1a8
#define SIG_LVL_PRN6 0x1ac
#define SIG_LVL_FLAG 0x1b0
/*
* Defines for accessing the hardware status register.
*/
#define HW_STAT_ANTENNA_SHORT 0 /* access the antenna short bit */
#define HW_STAT_ANTENNA_OPEN 1 /* access the antenna open bit */
#define HW_STAT_RATE_GEN_PULSE_STAT 2 /* access the rate gen pulse bit */
#define HW_STAT_TIME_CMP_PULSE_STAT 3 /* access the time cmp bit */
#define HW_STAT_EXT_EVENT_STAT 4 /* access the external event bit */
/*
* Defines for accessing the hardware control register
*/
#define HW_CTL_RATE_INT_MASK 0 /* access rate generator int mask */
#define HW_CTL_CMP_INT_MASK 1 /* access compare interrupt mask */
#define HW_CTL_EXT_INT_MASK 2 /* access external event interrupt mask */
#define HW_CTL_RATE_GEN_INT_CLEAR 3 /* access rate gen. interrupt clear field */
#define HW_CTL_TIME_CMP_INT_CLEAR 4 /* access time cmp interrupt clear field */
#define HW_CTL_EXT_EVENT_INT_CLEAR 5 /* access external event int clear field */
/*
* Defines for configuration register bit fields.
*/
#define PRESET_POS_RDY_BIT 0 /* access the preset pos. rdy. bit */
#define SEL_1_PPS_REF_BIT 1 /* access the select 1 pps reference bit */
#define SEL_GPS_REF_BIT 2 /* access the select gps reference bit */
#define SEL_TIME_CODE_REF_BIT 3 /* access the select time code reference bit */
#define GEN_STOP_BIT 4 /* access the generator start/stop bit */
#define PRESET_TIME_RDY_BIT 5 /* access the preset time ready bit */
#define DST_BIT 6 /* access the DST bit */
#define MODE_SEL_BIT 7 /* access the mode select bit */
#define AM_DC_BIT 8 /* access the code bits AM/DC bit */
#define IN_CODE_SEL_BIT 9 /* access the input code select bit */
#define FLAG_BIT 10 /* access the flag bit */
/*
* The following defines are used to set modes in the
* configuration register.
*/
#define CONF_SET_AM 0 /* Set code to AM */
#define CONF_SET_DC 1 /* Set code to DC */
#define CONF_SET_IRIG_B 0 /* Set code IRIG B */
#define CONF_SET_IRIG_A 1 /* Set code IRIG A */
#define CONF_FLAG_DISABLE 0 /* Disable pulse */
#define CONF_FLAG_10K_PPS 1 /* Set rate to 10k PPS */
#define CONF_FLAG_1K_PPS 2 /* Set rate to 1k PPS */
#define CONF_FLAG_100_PPS 3 /* Set rate to 100 PPS */
#define CONF_FLAG_10_PPS 4 /* Set rate to 10 PPS */
#define CONF_FLAG_1_PPS 5 /* Set rate to 1 PPS */
/*
* Defines for read commands
*/
#define TT_RD_FREEZE_REG 0x01
#define TT_RD_HW_CTL_REG 0x02
#define TT_RD_CNFG_REG 0x03
#define TT_RD_DIAG_REG 0x04
#define TT_RD_LCL_OFFSET 0x05
#define TT_RD_SYNC_GEN_OFF 0x06
#define TT_RD_CNFG_REG_2 0x07
#define TT_RD_TIME_CMP_REG 0x08
#define TT_RD_PRESET_REG 0x09
#define TT_RD_EXT_EVNT_REG 0x0a
#define TT_RD_SIG_LVL_REG 0x0b
/*
* Defines for write commands
*/
#define TT_WRT_FREEZE_REG 0x0c
#define TT_WRT_HW_CTL_REG 0x0d
#define TT_WRT_CNFG_REG 0x0e
#define TT_WRT_DIAG_REG 0x0f
#define TT_WRT_LCL_OFFSET 0x10
#define TT_WRT_SYNC_GEN_OFF 0x11
#define TT_WRT_CNFG_REG_2 0x12
#define TT_WRT_TIME_CMP_REG 0x13
#define TT_WRT_PRESET_REG 0x14
#define TT_WRT_EXT_EVNT_REG 0x15
#define TT_WRT_SIG_LVL_REG 0x16
/*
* Define the length of the buffers to move (in 32 bit words).
*/
#define HW_CTL_REG_LEN 1
#define CNFG_REG_1_LEN 1
#define DIAG_REG_LEN 1
#define LCL_OFFSET_LEN 1
#define SYNC_GEN_OFF_LEN 1
#define CNFG_REG_2_LEN 1
#define TIME_CMP_REG_LEN 2
#define PRESET_TIME_REG_LEN 3
#define PRESET_POS_REG_LEN 4
#define PRESET_REG_LEN (PRESET_TIME_REG_LEN+PRESET_POS_REG_LEN)
#define TIME_FREEZE_REG_LEN 3
#define POSN_FREEZE_REG_LEN 4
#define FREEZE_REG_LEN (TIME_FREEZE_REG_LEN+POSN_FREEZE_REG_LEN)
#define EXT_EVNT_REG_LEN 3
#define SIG_LVL_REG_LEN 7
#define GPS_TIME_LEN 7
/*
* Define BCD - INT - BCD macros.
*/
#define BCDTOI(a) ( ( ( ( (a) & 0xf0 ) >> 4 ) * 10 ) + ( (a) & 0x0f ) )
#define ITOBCD(a) ( ( ( ( (a) ) / 10) << 4 ) + ( ( (a) ) % 10) )
#define LTOBCD(a) ( ( ( ( (uint64_t)(a) ) / 10) << 4 ) + ( ( (uint64_t)(a) ) % 10) )
extern int init_560 ( );
extern void close_560 ( );
extern int write_hw_ctl_reg (hw_ctl_reg_t *);
extern int write_hw_ctl_reg_bitfield (int, int );
extern int read_conf_reg (conf_reg_t *);
extern int read_conf_reg_bitfield (int );
extern int write_conf_reg (conf_reg_t *);
extern int write_conf_reg_bitfield (int, unsigned char );
extern int read_hw_stat_reg_bitfield (int );
extern int read_local_offset_reg (local_off_t *);
extern int write_local_offset_reg (local_off_t *);
extern int read_sync_offset_reg (sync_gen_off_reg_t *);
extern int write_sync_offset_reg (sync_gen_off_reg_t *);
extern int read_time_cmp_reg (time_cmp_reg_t *);
extern int write_time_cmp_reg (time_cmp_reg_t *);
extern int read_preset_time_reg (preset_time_reg_t *);
extern int write_preset_time_reg (preset_time_reg_t *);
extern int reset_time ( );
extern int set_new_time (preset_time_reg_t *);
extern int read_preset_position_reg (pos_reg_t *);
extern int write_preset_position_reg (pos_reg_t *);
extern int read_external_event_reg (ext_time_event_reg_t *);
extern int read_signal_level_reg (sig_levels_t *);
extern int freeze_time ( );
extern int snapshot_time (time_freeze_reg_t *);
extern int read_position_freeze_reg (pos_reg_t *);
extern int read_diag_reg (diag_reg_t *);
#ifdef CPP
}
#endif
#endif
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