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/*****************************************************************************

 * @file

 * @copyright Copyright 2015 GNSS Sensor Ltd. All right reserved.

 * @author    Sergey Khabarov - sergeykhbr@gmail.com

 * @brief     GNSS Engine memory map description.

 ****************************************************************************/

#ifndef __MAP_GNSSENGINE_H__

#define __MAP_GNSSENGINE_H__

#include <inttypes.h>

static const uint32_t GNSS_FLAG_ACC_READY    = 0x80000000;

static const uint32_t GNSS_FLAG_WAS_COREPOCH = 0x40000000;

static const uint32_t GNSS_FLAG_SYMBSYNC_SET = 0x20000000;

static const uint32_t GNSS_FLAG_PHASECORR    = 0x10000000;

static const uint32_t GNSS_SETTINGS_SIGN_IF  = 0x40000000;

static const uint32_t GNSS_MISC_GPSSF_ENA    = 0x00000001;  // Glonass self-test: 0=disable; 1=enable

static const uint32_t GNSS_MISC_GLOSF_ENA    = 0x00000002;  // GPS self-test

static const uint32_t GNSS_MISC_GPS_MAGN_OFF = 0x00000004;  // 0=binary offset; 1=signed magnitude

static const uint32_t GNSS_MISC_GLO_MAGN_OFF = 0x00000008;  // 0=binary offset; 1=signed magnitude

typedef struct ReadChannel_fields {

    volatile uint32_t PrnEpochCnt;

    volatile uint32_t Flags;

    volatile uint64_t MeasCodeAcc;

    volatile uint64_t MeasCarr;

    volatile int32_t Q;

    volatile int32_t I;

    volatile int32_t QmF;

    volatile int32_t ImF;

    volatile int32_t QpF;

    volatile int32_t IpF;

    volatile int32_t QmT;

    volatile int32_t ImT;

    volatile int32_t QpT;

    volatile int32_t IpT;

} ReadChannel_fields;

typedef struct WriteChannel_fields {

    volatile uint32_t CodeNcoTh;

    volatile uint32_t CarrNcoTh;

    volatile uint32_t CodeNco;

    volatile int32_t  CodeNcoShift;

    volatile int32_t  CarrNcoIF;

    volatile int32_t  CarrNcoF0;

    volatile int32_t  DltCarrNco;

    volatile uint32_t InitPrnG2;

    volatile uint32_t Settings;

    volatile uint32_t DropSyncUseStrob;

    volatile uint32_t AccInterval;

    volatile uint32_t unused[5];

} WriteChannel_fields;

typedef struct GnssChannel_fields {

    union {

        ReadChannel_fields  r;

        WriteChannel_fields w;

    } u;

} GnssChannel_fields;

typedef struct GnssTimer_fields {

    volatile uint32_t rw_MsLength;

    volatile uint32_t r_MsCnt;

    volatile int32_t  rw_tow;

    volatile int32_t  rw_tod;

    volatile uint32_t unused[12];

} GnssTimer_fields;

typedef struct GnssNoise_fields {

    volatile uint32_t rw_Carrier;

    volatile uint32_t rw_CarrierTh;

    volatile uint32_t rw_AccLength;

    volatile uint32_t reserved;

    volatile uint32_t r_GpsAmp;

    volatile uint32_t r_GpsFiltSum;

    volatile uint32_t r_GloAmp;

    volatile uint32_t r_GloFiltSum;

    volatile uint32_t unused[8];

} GnssNoise_fields;

typedef struct GnssMisc_fields {

    volatile uint32_t Date;

    volatile uint32_t GenericChanCfg;

    volatile uint32_t CarrierNcoTh;

    volatile int32_t  CarrierNcoIF;

    volatile uint32_t SfCodeNcoTh;

    volatile uint32_t SfCodeNco;

    volatile uint32_t unused2[9];

    volatile uint32_t InputCfg;     // select selftest, change bin/off to sign/mag

} GnssMisc_fields;

typedef struct GnssEngine_map {

    GnssMisc_fields    misc;

    GnssTimer_fields   tmr;

    GnssNoise_fields   noise;

    GnssChannel_fields chn[256];    // any number.

} GnssEngine_map;

#endif  // __MAP_GNSSENGINE_H__