/*
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* Copyright (c) 2019-2023 Beijing Hanwei Innovation Technology Ltd. Co. and
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* its subsidiaries and affiliates (collectly called MKSEMI).
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form, except as embedded into an MKSEMI
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* integrated circuit in a product or a software update for such product,
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* must reproduce the above copyright notice, this list of conditions and
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* the following disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* 3. Neither the name of MKSEMI nor the names of its contributors may be used
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* to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* 4. This software, with or without modification, must only be used with a
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* MKSEMI integrated circuit.
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*
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* 5. Any software provided in binary form under this license must not be
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* reverse engineered, decompiled, modified and/or disassembled.
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*
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* THIS SOFTWARE IS PROVIDED BY MKSEMI "AS IS" AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL MKSEMI OR CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef MK_RADAR_H_
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#define MK_RADAR_H_
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#include "mk_common.h"
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// #include "uwb_api.h"
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/**
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* @addtogroup MK8000_UWB
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* @{
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*/
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#ifndef UWB_RADAR_2G_MODE_EN
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#define UWB_RADAR_2G_MODE_EN 1
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#endif
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#ifndef UWB_RADAR_PULSE_PERIOD
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#define UWB_RADAR_PULSE_PERIOD 2
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#endif
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#if UWB_RADAR_2G_MODE_EN
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/* Samples per radar pulse period (1ns per sample), 0:16ns - 16, 1:32ns - 32, 2:64ns - 64, 3:128ns - 128, 4:256ns - 256 */
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#define PULSE_PERIOD_POINTS(x) (16U << (x))
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/* Dump data size, unit: Byte ( 0:STS segment length 16 - 32K, 1:STS segment length 32 - 64K, 2:STS segment length 64 - 128K) */
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#define DUMP_DATA_SIZE(x) ((32 * 1024) << (x))
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/* Dump memory bank number, 128bits per clock cycle */
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#define BANK_NUM (4)
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#else
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/* Samples per radar pulse period (2ns per sample), 0:16ns - 8, 1:32ns - 16, 2:64ns - 32, 3:128ns - 64, 4:256ns - 128 */
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#define PULSE_PERIOD_POINTS(x) (8U << (x))
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/* Dump data size, unit: Byte ( 0:STS segment length 16 - 16K, 1:STS segment length 32 - 32K, 2:STS segment length 64 - 64K) */
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#define DUMP_DATA_SIZE(x) ((16 * 1024) << (x))
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/* Dump memory bank number, 64bits per clock cycle */
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#define BANK_NUM (2)
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#endif
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// output frame samples
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#define OUT_FRAME_LEN (PULSE_PERIOD_POINTS(UWB_RADAR_PULSE_PERIOD) * 2)
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/** UWB RADAR STS segment length */
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enum UWB_RADAR_STS_SEGLEN_T
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{
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UWB_RADAR_STS_SEGLEN16 = 0, /*!< Dump 32K I/Q data */
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UWB_RADAR_STS_SEGLEN32 = 1, /*!< Dump 64K I/Q data */
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UWB_RADAR_STS_SEGLEN64 = 2, /*!< Dump 128K I/Q data */
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};
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/** UWB RADAR pulse period */
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enum UWB_RADAR_PULSE_PERIOD_T
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{
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UWB_RADAR_PULSE_PERIOD_16NS = 0,
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UWB_RADAR_PULSE_PERIOD_32NS = 1,
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UWB_RADAR_PULSE_PERIOD_64NS = 2,
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UWB_RADAR_PULSE_PERIOD_128NS = 3,
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UWB_RADAR_PULSE_PERIOD_256NS = 4,
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};
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/**
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* @brief UWB_RADAR configure structure
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*/
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struct UWB_RADAR_T
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{
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enum UWB_RADAR_STS_SEGLEN_T sts_len;
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enum UWB_RADAR_PULSE_PERIOD_T pulse_period;
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uint8_t ranging_tx_power_level;
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uint8_t tx_power_level;
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uint8_t channel_num;
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uint8_t rx_gain_level;
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uint8_t lna_gain_level;
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uint8_t bandwidth;
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uint8_t ant_id;
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uint8_t request;
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};
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief Enable UWB radar.
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*/
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int radar_enable(void);
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/**
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* @brief Disable UWB radar.
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*/
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int radar_disable(void);
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/**
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* @brief Configure radar.
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* @param[in] radar_cfg Radar configuration
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*/
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void radar_config(struct UWB_RADAR_T *radar_cfg);
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/**
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* @brief Trigger the MAC start to start radar function.
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* @param[in] ant_idx Antenna index
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*/
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void radar_start(uint8_t ant_idx);
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/**
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* @brief Process the radar data.
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* @param[in] raw_data_addr Input radar raw data address
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* @param[in] data_out Output radar result data
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* @param[in] data_len Output radar result data length
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*/
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void radar_data_process(uint32_t *raw_data_addr, float *data_out, uint16_t *data_len);
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#ifdef __cplusplus
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}
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#endif
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/**
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* @}
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*/
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#endif /* MK_UWB_H_ */
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