/*
 * Copyright (c) Hisilicon Technologies Co., Ltd. 2017-2021. All rights reserved.
 * Description: DiSEqC IAPI interface
 * Author: Hisilicon
 * Create: 2017-06-30
 */

#ifndef __IAPI_DISEQC_H__
#define __IAPI_DISEQC_H__

#include "td_type.h"
#include "uapi_frontend.h"

#ifdef __cplusplus
#if __cplusplus
    extern "C" {
#endif
#endif /* __cplusplus */

#define LO_FREQUENCY_L 0x0
#define LO_FREQUENCY_H 0x1
#define POLARISATION_V 0x0
#define POLARISATION_H 0x2
#define SAT_POSITION_A 0x0
#define SAT_POSITION_B 0x4
#define SWITCH_OPTION_A 0x0
#define SWITCH_OPTION_B 0x8
#define PORT_GROUP_CLR_BITS 0xF0

#define DISEQC_CMD_LEN 6

#define MAX_LONGITUDE 1800
#define MAX_LATITUDE 900
#define ANGLE_MULTIPLE 10.0

#define USALS_CONST_1 3561680000.0
#define USALS_CONST_2 180.0
#define USALS_CONST_3 6370.0
#define USALS_CONST_4 40576900.0
#define USALS_CONST_5 1821416900.0
#define USALS_CONST_6 537628000.0

#define DISEQC_DELAY_BETWEEN_CMD_MS 25
#define DISEQC_DELAY_TIME_MS 15
#define MOTOR_RUNNING_STEPS_MIN 0
#define MOTOR_RUNNING_STEPS_MAX 128

/* DiSEqC Framing code */
#define MASTER_NOREPLY_FIRST       0xE0
#define MASTER_NOREPLY_REPEAT      0xE1
#define MASTER_REPLY_FIRST         0xE2
#define MASTER_REPLY_REPEAT        0xE3
#define SLAVE_OK                   0xE4
#define SLAVE_NOT_SUPPORT          0xE5
#define SLAVE_PARITY_ERROR         0xE6
#define SLAVE_BAD_COMMAND          0xE7

/* DiSEqC Device address */
#define DEVICE_ANY                      0x00
#define DEVICE_ANY_LNB_SW_SMATV         0x10
#define DEVICE_LNB                      0x11
#define DEVICE_LNB_LOOPTHROUGH          0x12
#define DEVICE_SW                       0x14
#define DEVICE_SW_LOOPTHROUGH           0x15
#define DEVICE_SMATV                    0x18
#define DEVICE_ANY_POLARISER            0x20
#define DEVICE_LINEAR_POLARISER         0x21
#define DEVICE_ANY_POSITIONER           0x30
#define DEVICE_AZIMUTH_POSITIONER       0x31
#define DEVICE_ELEVATION_POSITIONER     0x32
#define DEVICE_ANY_INSTALLER_AID        0x40
#define DEVICE_SIGNAL_STRENGTH          0x41
#define DEVICE_ANY_INTELLIGENT          0x70
#define DEVICE_SUBSCRIBER_CONTROL       0x71
#define DEVICE_BUTT                     0x72

/* DiSEqC Command
 * M*R/1.0 */
#define CMD_RESET 0x00 /* <Reset DiSEqC microcontroller */
/* R/2.0 */
#define CMD_CLR_RESET 0x01 /* <Clear the "Reset" flag */
/* R/1.0 */
#define CMD_STANDBY 0x02  /* <Switch peripheral power supply off */
#define CMD_POWER_ON 0x03 /* <Switch peripheral power supply on */
/* S/2.0 */
#define CMD_SET_CONTEND 0x04 /* <Set Contention flag */
#define CMD_CONTEND 0x05 /* <Return address only if Contention flag is set */
/* R/2.0 */
#define CMD_CLR_CONTEND 0x06 /* <Clear Contention flag */
/* S/2.0 */
#define CMD_ADDRESS 0x07 /* <Return address unless Contention flag is set */
#define CMD_MOVE_C 0x08 /* <Change address only if Contention flag is set */
/* R/2.0 */
#define CMD_MOVE 0x90 /* <Change address unless Contention flag is set */
#define CMD_STATUS 0x10 /* <Read Status register flags */
#define CMD_CONFIG 0x11 /* <Read Configuration flags (peripheral hardware) */
#define CMD_SWITCH_0 0x14 /* <Read Switching state flags (Committed port) */
#define CMD_SWITCH_1 0x15 /* <Read Switching state flags (Uncommitted port) */
#define CMD_SWITCH_2 0x16
#define CMD_SWITCH_3 0x17

/* R/1.0 */
#define CMD_SET_LO 0x20 /* <Select the Low Local Oscillator frequency */
#define CMD_SET_VR 0x21 /* <Select Vertical Polarisation (or Right circular) */
#define CMD_SET_POS_A 0x22 /* <Select Satellite position A (or position C) */
#define CMD_SET_S0_A 0x23 /* <Select Switch Option A (e.g. positions A/B) */
#define CMD_SET_SOCT 0x24 /* <Select the High Local Oscillator frequency */
#define CMD_SET_HL 0x25 /* <Select Horizontal Polarisation (or Left circular) */
#define CMD_SET_POS_B 0x26 /* <Select Satellite position B (or position D) */
#define CMD_SET_S0_B 0x27 /* <Select Switch Option B (e.g. positions C/D) */
/* R/1.1 */
#define CMD_SET_S1_A 0x28 /* <Select switch S1 input A (deselect input B) */
#define CMD_SET_S2_A 0x29 /* <Select switch S2 input A (deselect input B) */
#define CMD_SET_S3_A 0x2A /* <Select switch S3 input A (deselect input B) */
#define CMD_SET_S4_A 0x2B /* <Select switch S4 input A (deselect input B) */
#define CMD_SET_S1_B 0x2C /* <Select switch S1 input B (deselect input A) */
#define CMD_SET_S2_B 0x2D /* <Select switch S2 input B (deselect input A) */
#define CMD_SET_S3_B 0x2E /* <Select switch S3 input B (deselect input A) */
#define CMD_SET_S4_B 0x2F /* <Select switch S4 input B (deselect input A) */
#define CMD_SLEEP 0x30 /* <Ignore all bus commands except "Awake" */
#define CMD_AWAKE 0x31 /* <Respond to future bus commands normally */

/* M/1.0 */
#define CMD_WRITE_N0 0x38 /* <Write to Port group 0 (Committed switches) */
/* M/1.1 */
#define CMD_WRITE_N1 0x39 /* <Write to Port group 1 (Uncommitted switches) */
#define CMD_WRITE_N2 0x3A
#define CMD_WRITE_N3 0x3B

/* S/2.0 */
#define CMD_READ_A0 0x40 /* <Read Analogue value A0 */
#define CMD_READ_A1 0x41 /* <Read Analogue value A1 */
/* R/1.2 */
#define CMD_WRITE_A0 0x48 /* <Write Analogue value A0 (e.g. Skew) */
/* S/1.2 */
#define CMD_WRITE_A1 0x49 /* <Write Analogue value A1 */
/* S/2.0 */
#define CMD_LO_STRING 0x50 /* <Read current frequency [Reply = BCD string] */
/* R/2.0 */
#define CMD_LO_NOW 0x51 /* <Read current frequency table entry number */
/* S/2.0 */
#define CMD_LO_LO 0x52 /* <Read Lo frequency table entry number */
#define CMD_LO_SOCT 0x53 /* <Read Hi frequency table entry number */

/* M/1.1 */
#define CMD_WRITE_RREQ 0x58 /* <Write channel frequency (BCD string) */
#define CMD_CH_NO 0x59 /* <Write (receiver's) selected channel number */
/* M/1.2 */
#define CMD_HALT 0x60 /* <Stop Positioner movement */
#define CMD_LIMITS_OFF 0x63 /* <Disable Limits */
/* R/2.2 */
#define CMD_POS_STAT 0x64 /* <Read Positioner Status Register */
/* M/1.2 */
#define CMD_LIMIT_E 0x66 /* <Set East Limit (& Enable recommended) */
#define CMD_LIMIT_W 0x67 /* <Set West Limit (& Enable recommended) */
#define CMD_DRIVE_EAST 0x68 /* <Drive Motor East (with optional timeout/steps) */
#define CMD_DRIVE_WEST 0x69 /* <Drive Motor West (with optional timeout/steps) */
#define CMD_STORE_NN 0x6A /* <Store Satellite Position & Enable Limits */
#define CMD_GOTO_NN 0x6B /* <Drive Motor to Satellite Position nn */
#define CMD_GOTO_XX 0x6E /* <Drive Motor to Angular Position */
/* R/1.2 */
#define CMD_SET_POSNS 0x6F  /* <(Re-)Calculate Satellite Positions */

typedef struct {
    uapi_frontend_diseqc_switch_4_port_para port1_0;
    uapi_frontend_diseqc_switch_16_port_para port1_1;
} diseqc_status;

#define FRAMING_BYTE 0
#define ADDRESS_BYTE 1
#define COMMAND_BYTE 2
#define DATA_BYTE_0 3
#define DATA_BYTE_1 4
#define DATA_BYTE_2 5

#define format_diseqc_cmd(a, F, A, C) do { \
        if ((sizeof(a) / sizeof((a)[0])) <= (COMMAND_BYTE)) {return TD_FAILURE;} \
        (a)[FRAMING_BYTE] = (F); \
        (a)[ADDRESS_BYTE] = (A); \
        (a)[COMMAND_BYTE] = (C); \
} while (0)

#define format_diseqc_cmd_value(a, F, A, C, aD, L) do { \
        int i = 0; \
        (a)[FRAMING_BYTE] = (F); \
        (a)[ADDRESS_BYTE] = (A); \
        (a)[COMMAND_BYTE] = (C); \
        if ((sizeof(a) / sizeof((a)[0])) < (DATA_BYTE_0 + (L))) {return TD_FAILURE;} \
        for (i = 0; i < (L); i++){  (a)[DATA_BYTE_0 + i] = ((td_u8*)(aD))[i]; } \
} while (0)

td_s32 diseqc_send_recv_message(td_u32 tuner_id,
    const uapi_frontend_diseqc_send_msg *send_msg,
    uapi_frontend_diseqc_recv_msg *recv_msg);
uapi_frontend_switch_tone_burst_sta diseqc_get_tone_burst_status(td_u32 tuner_id);
td_s32 diseqc_stop_22k(td_u32 tuner_id);
td_s32 diseqc_resume_22k(td_u32 tuner_id);

#ifdef __cplusplus
#if __cplusplus
    }
#endif
#endif /* __cplusplus */

#endif