/*
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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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#include "mk_trace.h"
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#include "mk_wdt.h"
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#include "mk_reset.h"
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#include "mk_gpio.h"
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#include "mk_misc.h"
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#include "mk_sleep_timer.h"
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#include "mk_power.h"
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#include "mk_uwb.h"
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#include "mk_calib.h"
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#include "mk_flash.h"
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#include "board.h"
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#include "pal_sys.h"
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#include "wsf_os.h"
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#include "wsf_timer.h"
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#include "wsf_buf.h"
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#include "wsf_nvm.h"
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#include "app.h"
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#include "uwb_api.h"
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#include "uwb_radar.h"
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//*****************************************************************************
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//
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// WSF buffer pools.
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//
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//*****************************************************************************
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#define WSF_BUF_POOLS 5
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// Default pool descriptor.
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static wsfBufPoolDesc_t poolDescriptors[WSF_BUF_POOLS] = {
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{32, 26}, {64, 24}, {128, 4}, {256 + 32, 4}, {1024 + 32, 2},
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};
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static void sleep_timer_callback(void *dev, uint32_t time)
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{
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// LOG_INFO(TRACE_MODULE_APP, "Wake up by sleep timer %d\r\n", time);
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}
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static void board_init(void)
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{
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// Clock configuration
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board_clock_run();
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// Pin configuration
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board_pins_config();
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// Trace configuration
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board_debug_console_open(TRACE_PORT);
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// Reset reason
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reset_cause_get();
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reset_cause_clear();
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// Load calibration parameters from NVM
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uint32_t internal_flash = (REG_READ(0x40000018) >> 17) & 0x1;
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uint32_t external_flash = (REG_READ(0x40010030) >> 28) & 0x3;
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if (internal_flash || external_flash == 1)
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{
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WsfNvmInit();
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board_calibration_params_load();
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flash_close(FLASH_ID0);
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}
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else
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{
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board_calibration_params_default();
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}
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// Chip calibration
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calib_chip();
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gpio_open();
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board_led_init();
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board_configure();
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app_restore_from_power_down();
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}
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int main(void)
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{
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// Initialize MCU system
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board_init();
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// Disable watchdog timer
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wdt_close(WDT_ID0);
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#if UWB_RADAR_1TNR_MODE == 1
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LOG_INFO(TRACE_MODULE_APP, "UWB radar 1T%dR overlay mode example\r\n", UWB_RADAR_RX_PORT_NUM);
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#else
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LOG_INFO(TRACE_MODULE_APP, "UWB radar 1T%dR single mode example\r\n", UWB_RADAR_RX_PORT_NUM);
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#endif
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// Platform init for WSF
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PalSysInit();
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// Initialize os
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//
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// Set up timers for the WSF scheduler.
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//
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WsfOsInit();
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WsfTimerInit();
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sys_tick_callback_set(WsfTimerUpdateTicks);
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//
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// Initialize a buffer pool for WSF dynamic memory needs.
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//
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uint32_t wsfBufMemLen = WsfBufInit(WSF_BUF_POOLS, poolDescriptors);
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if (wsfBufMemLen > FREE_MEM_SIZE)
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{
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LOG_INFO(TRACE_MODULE_APP, "Memory pool is not enough %d\r\n", wsfBufMemLen - FREE_MEM_SIZE);
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}
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//
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// Create app task
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//
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wsfHandlerId_t handlerId = WsfOsSetNextHandler(app_handler);
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app_init(handlerId);
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//
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// Create UWB RADAR task
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//
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handlerId = WsfOsSetNextHandler(uwb_radar_handler);
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uwb_radar_init(handlerId);
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uwb_open();
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uwbs_init();
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uwb_app_config.ranging_flow_mode = (uint8_t)(RANGING_FLOW_NONE);
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uwb_app_config.session_param.tx_power_level = board_param.tx_power_fcc[CALIB_CH(uwb_app_config.ppdu_params.ch_num)];
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// Initialize session
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uint32_t session_id = 0x0001;
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uwbapi_session_init(session_id, SESSION_TYPE_VENDOR_ALONE_RADAR);
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// Initialize parameters
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struct APP_CFG_PARAM_T param = {0};
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param.ch_num = UWB_CH_NUM;
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param.prf_mode = UWB_MEAN_PRF;
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param.preamble_code_index = UWB_PREAMBLE_CODE_IDX;
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param.preamble_duration = UWB_PREAMBLE_DURATION;
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param.sfd_id = UWB_SFD_ID;
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param.psdu_data_rate = UWB_PSDU_DATA_RATE;
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param.sts_segment_num = UWB_STS_SEGMENT_NUM;
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param.sts_segment_len = UWB_STS_SEGMENT_LEN;
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param.aoa_result_req = 0;
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param.rframe_config = UWB_RFRAME_TYPE;
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param.sts_config = STS_STATIC;
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param.result_report_config = 0x0F;
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param.ranging_round_control = 0x3;
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param.uwb_radar_bandwidth = UWB_RADAR_BANDWIDTH;
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param.uwb_radar_channel_num = UWB_RADAR_CHANNEL_NUM;
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param.uwb_radar_lna_gain_level = UWB_RADAR_LNA_GAIN_LEVEL;
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param.uwb_radar_rx_gain_level = UWB_RADAR_FILTRE_GAIN_LEVEL;
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param.uwb_radar_pulse_period = UWB_RADAR_PULSE_PERIOD;
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param.uwb_radar_rx_ant_id = UWB_RADAR_RX_ANT_ID;
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param.uwb_radar_sts_len = UWB_RADAR_STS_LENGTH;
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param.uwb_radar_tx_power_level = UWB_RADAR_TX_POWER_LEVEL;
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// Configure ranging parameters
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uwbapi_session_set_app_config(session_id, ¶m);
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// Start uwb radar
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uwbapi_session_start(session_id, NULL);
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// Initialize low power mode
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power_init();
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#if LOW_POWER_EN
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power_mode_request(POWER_UNIT_USER, POWER_MODE_POWER_DOWN);
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#else
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power_mode_request(POWER_UNIT_USER, POWER_MODE_SLEEP);
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#endif
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// Enable sleep timer
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sleep_timer_open(true, SLEEP_TIMER_MODE_ONESHOT, sleep_timer_callback);
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while (1)
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{
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wsfOsDispatcher();
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power_manage();
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}
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}
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void app_restore_from_power_down(void)
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{
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#if UWB_RADAR_DETECT_PROCESS_EN == 0
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// If the results are not calculated locally, the data
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// needs to be output through the peripheral interface UART or SPI.
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struct UART_CFG_T radar_xfer_cfg = {
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.parity = UART_PARITY_NONE,
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.stop = UART_STOP_BITS_1,
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.data = UART_DATA_BITS_8,
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.flow = UART_FLOW_CONTROL_NONE,
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.rx_level = UART_RXFIFO_CHAR_1,
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.tx_level = UART_TXFIFO_EMPTY,
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.baud = BAUD_2000000,
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.dma_en = true,
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.int_rx = false,
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.int_tx = false,
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};
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uart_open(DUMP_DATA_PORT, &radar_xfer_cfg);
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#endif
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}
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