/*
 * Copyright (c) 2019-2023 Beijing Hanwei Innovation Technology Ltd. Co. and
 * its subsidiaries and affiliates (collectly called MKSEMI).
 *
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form, except as embedded into an MKSEMI
 *    integrated circuit in a product or a software update for such product,
 *    must reproduce the above copyright notice, this list of conditions and
 *    the following disclaimer in the documentation and/or other materials
 *    provided with the distribution.
 *
 * 3. Neither the name of MKSEMI nor the names of its contributors may be used
 *    to endorse or promote products derived from this software without
 *    specific prior written permission.
 *
 * 4. This software, with or without modification, must only be used with a
 *    MKSEMI integrated circuit.
 *
 * 5. Any software provided in binary form under this license must not be
 *    reverse engineered, decompiled, modified and/or disassembled.
 *
 * THIS SOFTWARE IS PROVIDED BY MKSEMI "AS IS" AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL MKSEMI OR CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include "mk_trace.h"
#include "mk_wdt.h"
#include "mk_reset.h"
#include "mk_gpio.h"
#include "mk_misc.h"
#include "mk_sleep_timer.h"
#include "mk_power.h"
#include "mk_uwb.h"
#include "mk_calib.h"
#include "mk_flash.h"

#include "board.h"

#include "pal_sys.h"
#include "wsf_os.h"
#include "wsf_timer.h"
#include "wsf_buf.h"
#include "wsf_nvm.h"

#include "app.h"
#include "uwb_test.h"
#include "uwb_api.h"
#include "crc.h"
#include "libc_rom.h"

extern uint8_t uwb_rx_done;

static uint8_t tx_payload[127];
static uint8_t tx_len = UWB_TEST_PER_PKT_LEN;

static uint8_t per_rx_done = 1;

//*****************************************************************************
//
// WSF buffer pools.
//
//*****************************************************************************
#define WSF_BUF_POOLS 5

// Default pool descriptor.
static wsfBufPoolDesc_t poolDescriptors[WSF_BUF_POOLS] = {
    {32, 26}, {64, 24}, {128, 4}, {256 + 32, 4}, {1024 + 32, 2},
};

static void sleep_timer_callback(void *dev, uint32_t time)
{
    // LOG_INFO(TRACE_MODULE_APP, "Wake up by sleep timer %d\r\n", time);
}

static void test_periodic_tx_callback(uint32_t *send_num_pkt)
{
    LOG_INFO(TRACE_MODULE_APP, "PER Test TX Done\r\n");
    board_led_toggle(BOARD_LED_2);
}

static void uwb_per_test_tx(void)
{
    struct TEST_CFG_PARAM_T test_param;
    test_param.num_packets = 0; // always
    test_param.t_gap = UWB_TEST_PER_TX_GAP;
    test_param.t_win = UWB_TEST_PER_RX_WIN;
    uwbapi_test_config_set(&test_param);

    uwbapi_test_periodic_tx(tx_len, tx_payload, test_periodic_tx_callback);
}

static void test_per_rx_callback(struct TEST_PER_RX_T *report)
{
    LOG_INFO(TRACE_MODULE_APP, "PER Test RX Done\r\n");
    board_led_toggle(BOARD_LED_2);

    per_rx_done = 1;
    uint32_t TO_err = report->attempts - report->eof;
    uint32_t BD_err = report->acq_reject;
    uint32_t SFD_err = report->sfd_fail;
    uint32_t PHR_err = report->phr_bit_error;
    uint32_t PSDU_err = report->psdu_bit_error - TO_err;

    float per = (float)(BD_err + SFD_err + PHR_err + PSDU_err + TO_err) / (float)report->attempts;
    LOG_INFO(TRACE_MODULE_APP, "PER %f%%  BD err %u SFD err %u PHR err %u PLD err %u TO err %u\r\n", per * 100, BD_err, SFD_err, PHR_err, PSDU_err, TO_err);
}

static void uwb_per_test_rx(void)
{
    struct TEST_CFG_PARAM_T test_param;
    test_param.num_packets = UWB_TEST_PER_PKT_NUM;
    test_param.t_gap = UWB_TEST_PER_TX_GAP;
    test_param.t_win = UWB_TEST_PER_RX_WIN;
    uwbapi_test_config_set(&test_param);

    uwbapi_test_per_rx(tx_len, tx_payload, test_per_rx_callback);
    app_timer_set(APP_TEST_TIMER2, UWB_TEST_PER_PKT_NUM * (UWB_TEST_PER_TX_GAP / 1000) + 2000, WSF_TIMER_PERIODIC);
}

void app_process_handle(uint8_t msg_id, const void *param)
{
    switch (msg_id)
    {
        case APP_TEST_TIMER1_MSG:
        {
            LOG_INFO(TRACE_MODULE_APP, "TEST TIMER1\r\n");
        }
        break;

        case APP_TEST_TIMER2_MSG:
        {
            LOG_INFO(TRACE_MODULE_APP, "TEST TIMER2\r\n");

            if (per_rx_done)
            {
                per_rx_done = 0;
                uwbapi_test_per_rx(tx_len, tx_payload, test_per_rx_callback);
            }
        }
        break;

        default:
            break;
    }
}

static void board_init(void)
{
    // Clock configuration
    board_clock_run();
    // Pin configuration
    board_pins_config();
    // Trace configuration
    board_debug_console_open(TRACE_PORT_UART0);
    // Reset reason
    reset_cause_get();
    reset_cause_clear();

    // Load calibration parameters from NVM
    uint32_t internal_flash = (REG_READ(0x40000018) >> 17) & 0x1;
    uint32_t external_flash = (REG_READ(0x40010030) >> 28) & 0x3;
    if (internal_flash || external_flash == 1)
    {
        WsfNvmInit();
        board_calibration_params_load();
        flash_close(FLASH_ID0);
    }
    else
    {
        board_calibration_params_default();
    }

    // Chip calibration
    calib_chip();

    // Configure IO_02 for role selection
    gpio_open();
    gpio_pin_set_dir(IO_PIN_2, GPIO_DIR_IN, 0);
    io_pull_set(IO_PIN_2, IO_PULL_UP, IO_PULL_UP_LEVEL1);

    board_led_init();
    board_configure();
    board_led_on(BOARD_LED_2);
}

int main(void)
{
    // Initialize MCU system
    board_init();

    // Disable watchdog timer
    wdt_close(WDT_ID0);
    LOG_INFO(TRACE_MODULE_APP, "UWB PER test example\r\n");

    // Platform init for WSF
    PalSysInit();

    // Initialize os

    //
    // Set up timers for the WSF scheduler.
    //
    WsfOsInit();
    WsfTimerInit();
    sys_tick_callback_set(WsfTimerUpdateTicks);

    //
    // Initialize a buffer pool for WSF dynamic memory needs.
    //
    uint32_t wsfBufMemLen = WsfBufInit(WSF_BUF_POOLS, poolDescriptors);

    if (wsfBufMemLen > FREE_MEM_SIZE)
    {
        LOG_INFO(TRACE_MODULE_APP, "Memory pool is not enough %d\r\n", wsfBufMemLen - FREE_MEM_SIZE);
    }

    //
    // Create app task
    //
    wsfHandlerId_t handlerId = WsfOsSetNextHandler(app_handler);
    app_init(handlerId);

    // Create test task
    handlerId = WsfOsSetNextHandler(uwb_test_handler);
    uwb_test_init(handlerId);

    uwb_open();

    // which RX ports will be used for AoA/PDoA
    phy_rx_ant_mode_set(RX_ANT_PORTS_COMBINATION);

    uwbs_init();
    uwb_app_config.ranging_flow_mode = (uint8_t)(RANGING_FLOW_NONE);
    uwb_app_config.session_param.tx_power_level = board_param.tx_power_fcc[CALIB_CH(uwb_app_config.ppdu_params.ch_num)];
    uwb_app_config.ppdu_params.rx_ant_id = (uint8_t)(RX_MAIN_ANT_PORT);

    // Initialize test session
    uint32_t session_id = 0x0000;
    uwbapi_session_init(session_id, SESSION_TYPE_DEVICE_TEST_MODE);

    // Initialize session parameters
    struct APP_CFG_PARAM_T param = {0};
    param.ch_num = UWB_CH_NUM;
    param.prf_mode = UWB_MEAN_PRF;
    param.preamble_code_index = UWB_PREAMBLE_CODE_IDX;
    param.preamble_duration = UWB_PREAMBLE_DURATION;
    param.sfd_id = UWB_SFD_ID;
    param.psdu_data_rate = UWB_PSDU_DATA_RATE;
    param.sts_segment_num = UWB_STS_SEGMENT_NUM;
    param.sts_segment_len = UWB_STS_SEGMENT_LEN;
    param.aoa_result_req = 0;
    param.rframe_config = UWB_RFRAME_TYPE;
    param.sts_config = STS_STATIC;
    param.ranging_round_usage = DS_TWR_DEFERRED;
    param.mac_address_mode = ARRD_SHORT_USE_SHORT;
    param.mac_fcs_type = FCS_CRC_16;
    param.controlees_num = 1;
    param.multi_node_mode = UNICAST;
    param.result_report_config = 0x0F;
    param.ranging_round_control = 0x3;

    // Configure session parameters
    uwbapi_session_set_app_config(session_id, &param);

    // initialize test packet
    uint8_t fcs_len = (param.mac_fcs_type == FCS_CRC_16 ? 2 : 4);
    for (int i = 0; i < UWB_TEST_PER_PKT_LEN - fcs_len; i++)
    {
        tx_payload[i] = 0x55;
    }

    if (param.mac_fcs_type == FCS_CRC_16)
    {
        uint16_t fcs = fcs_crc_16(tx_payload, UWB_TEST_PER_PKT_LEN - fcs_len);
        tx_payload[UWB_TEST_PER_PKT_LEN - 2] = fcs & 0xff;
        tx_payload[UWB_TEST_PER_PKT_LEN - 1] = (fcs >> 8) & 0xff;
    }
    else
    {
        uint32_t fcs = crc32(tx_payload, UWB_TEST_PER_PKT_LEN - fcs_len);
        tx_payload[UWB_TEST_PER_PKT_LEN - 4] = fcs & 0xff;
        tx_payload[UWB_TEST_PER_PKT_LEN - 3] = (fcs >> 8) & 0xff;
        tx_payload[UWB_TEST_PER_PKT_LEN - 2] = (fcs >> 16) & 0xff;
        tx_payload[UWB_TEST_PER_PKT_LEN - 1] = (fcs >> 24) & 0xff;
    }
    tx_len = UWB_TEST_PER_PKT_LEN;

    // Do the test
    if (gpio_pin_get_val(IO_PIN_2) == 0)
    {
        uwb_per_test_tx();
    }
    else
    {
        uwb_per_test_rx();
    }

    // Initialize low power mode
    power_init();

    power_mode_request(POWER_UNIT_USER, POWER_MODE_ACTIVE);

    // Enable sleep timer
    sleep_timer_open(true, SLEEP_TIMER_MODE_ONESHOT, sleep_timer_callback);

    while (1)
    {
        wsfOsDispatcher();
        power_manage();
    }
}

void app_restore_from_power_down(void)
{
}