/*
 * Copyright (c) 2023, Texas Instruments Incorporated
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * *  Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * *  Redistributions in binary form 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.
 *
 * *  Neither the name of Texas Instruments Incorporated nor the names of
 *    its contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER 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.
 */

/*
 *  ============ ti_msp_dl_config.c =============
 *  Configured MSPM0 DriverLib module definitions
 *
 *  DO NOT EDIT - This file is generated for the MSPM0G350X
 *  by the SysConfig tool.
 */

#include "ti_msp_dl_config.h"

/*
 *  ======== SYSCFG_DL_init ========
 *  Perform any initialization needed before using any board APIs
 */
SYSCONFIG_WEAK void SYSCFG_DL_init(void)
{
    SYSCFG_DL_initPower();
    SYSCFG_DL_GPIO_init();
    /* Module-Specific Initializations*/
    SYSCFG_DL_SYSCTL_init();
    SYSCFG_DL_SYSTICK_init();
    SYSCFG_DL_MCAN0_init();
}



SYSCONFIG_WEAK void SYSCFG_DL_initPower(void)
{
    DL_GPIO_reset(GPIOA);
    DL_GPIO_reset(GPIOB);

    DL_MCAN_reset(MCAN0_INST);

    DL_GPIO_enablePower(GPIOA);
    DL_GPIO_enablePower(GPIOB);

    DL_MCAN_enablePower(MCAN0_INST);
    delay_cycles(POWER_STARTUP_DELAY);
}

SYSCONFIG_WEAK void SYSCFG_DL_GPIO_init(void)
{

    DL_GPIO_initPeripheralAnalogFunction(GPIO_HFXIN_IOMUX);
    DL_GPIO_initPeripheralAnalogFunction(GPIO_HFXOUT_IOMUX);

    DL_GPIO_initDigitalOutput(GPIO_LEDS_USER_LED_1_IOMUX);

    DL_GPIO_initDigitalOutput(GPIO_LEDS_USER_LED_2_IOMUX);

    DL_GPIO_initDigitalOutput(GPIO_LEDS_USER_LED_3_IOMUX);

    DL_GPIO_initDigitalOutput(GPIO_LEDS_USER_TEST_B16_IOMUX);

    DL_GPIO_initDigitalOutput(GPIO_LEDS_USER_TEST_B0_IOMUX);

    DL_GPIO_initDigitalOutput(GPIO_LEDS_USER_TEST_B6_IOMUX);

    DL_GPIO_initDigitalOutput(GPIO_LEDS_USER_TEST_B7_IOMUX);

    DL_GPIO_clearPins(GPIO_LEDS_PORT, GPIO_LEDS_USER_LED_1_PIN |
		GPIO_LEDS_USER_LED_2_PIN |
		GPIO_LEDS_USER_LED_3_PIN |
		GPIO_LEDS_USER_TEST_B16_PIN |
		GPIO_LEDS_USER_TEST_B0_PIN |
		GPIO_LEDS_USER_TEST_B6_PIN |
		GPIO_LEDS_USER_TEST_B7_PIN);
    DL_GPIO_enableOutput(GPIO_LEDS_PORT, GPIO_LEDS_USER_LED_1_PIN |
		GPIO_LEDS_USER_LED_2_PIN |
		GPIO_LEDS_USER_LED_3_PIN |
		GPIO_LEDS_USER_TEST_B16_PIN |
		GPIO_LEDS_USER_TEST_B0_PIN |
		GPIO_LEDS_USER_TEST_B6_PIN |
		GPIO_LEDS_USER_TEST_B7_PIN);

    DL_GPIO_initPeripheralOutputFunction(
        GPIO_MCAN0_IOMUX_CAN_TX, GPIO_MCAN0_IOMUX_CAN_TX_FUNC);
    DL_GPIO_initPeripheralInputFunction(
        GPIO_MCAN0_IOMUX_CAN_RX, GPIO_MCAN0_IOMUX_CAN_RX_FUNC);

}


static const DL_SYSCTL_SYSPLLConfig gSYSPLLConfig = {
    .inputFreq              = DL_SYSCTL_SYSPLL_INPUT_FREQ_16_32_MHZ,
	.rDivClk2x              = 1,
	.rDivClk1               = 0,
	.rDivClk0               = 0,
	.enableCLK2x            = DL_SYSCTL_SYSPLL_CLK2X_DISABLE,
	.enableCLK1             = DL_SYSCTL_SYSPLL_CLK1_ENABLE,
	.enableCLK0             = DL_SYSCTL_SYSPLL_CLK0_ENABLE,
	.sysPLLMCLK             = DL_SYSCTL_SYSPLL_MCLK_CLK0,
	.sysPLLRef              = DL_SYSCTL_SYSPLL_REF_SYSOSC,
	.qDiv                   = 4,
	.pDiv                   = DL_SYSCTL_SYSPLL_PDIV_2
};

SYSCONFIG_WEAK bool SYSCFG_DL_SYSCTL_SYSPLL_init(void)
{
    bool fFCCRatioStatus = false;
    uint32_t fFCCSysoscCount;
    uint32_t fFCCPllCount;
    uint32_t fFCCRatio;
    uint32_t fccTimeOutCounter;

    DL_SYSCTL_setFCCPeriods( DL_SYSCTL_FCC_TRIG_CNT_01 );

    /* Measuring PLL. */
    DL_SYSCTL_configFCC(DL_SYSCTL_FCC_TRIG_TYPE_RISE_RISE,
                        DL_SYSCTL_FCC_TRIG_SOURCE_LFCLK,
                        DL_SYSCTL_FCC_CLOCK_SOURCE_SYSPLLCLK0);
    /* Get SYSPLL frequency using FCC */
    fccTimeOutCounter = 0;
    DL_SYSCTL_startFCC();
    while (DL_SYSCTL_isFCCDone() == 0) {
        delay_cycles(977);  /* 1x LFCLK cycle = 32MHz/32.768kHz = 977, 30.5us */
        fccTimeOutCounter++;
        if(fccTimeOutCounter > 65){
            /* Timeout set to approximately 2ms (user-customizable) */
            break;
        }
    }

    /* get measA= SYSPLLCLK0 freq wrt LFOSC*/
    fFCCPllCount = DL_SYSCTL_readFCC();

    /* Measuring SYSPLL Source */
    DL_SYSCTL_configFCC(DL_SYSCTL_FCC_TRIG_TYPE_RISE_RISE,
                        DL_SYSCTL_FCC_TRIG_SOURCE_LFCLK,
                        DL_SYSCTL_FCC_CLOCK_SOURCE_SYSOSC);
    /* Get SYSPLL frequency using FCC */
    fccTimeOutCounter = 0;
    DL_SYSCTL_startFCC();
    while (DL_SYSCTL_isFCCDone() == 0) {
        delay_cycles(977);  /* 1x LFCLK cycle = 32MHz/32.768kHz = 977, 30.5us */
        fccTimeOutCounter++;
        if(fccTimeOutCounter > 65){
            /* Timeout set to approximately 2ms (user-customizable) */
            break;
        }
    }

    /* get measB= SYSOSC freq wrt LFOSC*/
    fFCCSysoscCount = DL_SYSCTL_readFCC();

    /* Get ratio of both measurements*/
    fFCCRatio = (fFCCPllCount * FLOAT_TO_INT_SCALE) / fFCCSysoscCount;
    /* Check ratio is within bounds*/
    if ((FCC_LOWER_BOUND <  fFCCRatio) && (fFCCRatio < FCC_UPPER_BOUND))
    {
        /* ratio is good for proceeding into application code. */
        fFCCRatioStatus = true;
    }

    return fFCCRatioStatus;
}
SYSCONFIG_WEAK void SYSCFG_DL_SYSCTL_init(void)
{

	//Low Power Mode is configured to be SLEEP0
    DL_SYSCTL_setBORThreshold(DL_SYSCTL_BOR_THRESHOLD_LEVEL_0);
    DL_SYSCTL_setFlashWaitState(DL_SYSCTL_FLASH_WAIT_STATE_2);

    
	DL_SYSCTL_setSYSOSCFreq(DL_SYSCTL_SYSOSC_FREQ_BASE);
    DL_SYSCTL_setHFCLKSourceHFXTParams(DL_SYSCTL_HFXT_RANGE_32_48_MHZ,10, true);
    DL_SYSCTL_configSYSPLL((DL_SYSCTL_SYSPLLConfig *) &gSYSPLLConfig);

    /*
     * [SYSPLL_ERR_01]
     * PLL Incorrect locking WA start.
     * Insert after every PLL enable.
     * This can lead an infinite loop if the condition persists
     * and can block entry to the application code.
     */

    while (SYSCFG_DL_SYSCTL_SYSPLL_init() == false)
    {
        /* Toggle SYSPLL enable to re-enable SYSPLL and re-check incorrect locking */
        DL_SYSCTL_disableSYSPLL();
        DL_SYSCTL_enableSYSPLL();

        /* Wait until SYSPLL startup is stabilized*/
        while ((DL_SYSCTL_getClockStatus() & SYSCTL_CLKSTATUS_SYSPLLGOOD_MASK) != DL_SYSCTL_CLK_STATUS_SYSPLL_GOOD){}
    }
    DL_SYSCTL_setULPCLKDivider(DL_SYSCTL_ULPCLK_DIV_2);
    DL_SYSCTL_setMCLKSource(SYSOSC, HSCLK, DL_SYSCTL_HSCLK_SOURCE_SYSPLL);

}


SYSCONFIG_WEAK void SYSCFG_DL_SYSTICK_init(void)
{
    /*
     * Initializes the SysTick period to 100.00 ms,
     * enables the interrupt, and starts the SysTick Timer
     */
    DL_SYSTICK_config(4000000);
}

static const DL_MCAN_ClockConfig gMCAN0ClockConf = {
    .clockSel = DL_MCAN_FCLK_SYSPLLCLK1,
    .divider  = DL_MCAN_FCLK_DIV_1,
};

static const DL_MCAN_InitParams gMCAN0InitParams= {

/* Initialize MCAN Init parameters.    */
    .fdMode            = false,
    .brsEnable         = false,
    .txpEnable         = false,
    .efbi              = false,
    .pxhddisable       = false,
    .darEnable         = false,
    .wkupReqEnable     = true,
    .autoWkupEnable    = true,
    .emulationEnable   = true,
    .tdcEnable         = true,
    .wdcPreload        = 255,

/* Transmitter Delay Compensation parameters. */
    .tdcConfig.tdcf    = 10,
    .tdcConfig.tdco    = 6,
};

static const DL_MCAN_ConfigParams gMCAN0ConfigParams={
    /* Initialize MCAN Config parameters. */
    .monEnable         = false,
    .asmEnable         = false,
    .tsPrescalar       = 15,
    .tsSelect          = 0,
    .timeoutSelect     = DL_MCAN_TIMEOUT_SELECT_CONT,
    .timeoutPreload    = 65535,
    .timeoutCntEnable  = false,
    .filterConfig.rrfs = true,
    .filterConfig.rrfe = true,
    .filterConfig.anfe = 1,
    .filterConfig.anfs = 2,
};

static const DL_MCAN_MsgRAMConfigParams gMCAN0MsgRAMConfigParams ={

    /* Standard ID Filter List Start Address. */
    .flssa                = MCAN0_INST_MCAN_STD_ID_FILT_START_ADDR,
    /* List Size: Standard ID. */
    .lss                  = MCAN0_INST_MCAN_STD_ID_FILTER_NUM,
    /* Extended ID Filter List Start Address. */
    .flesa                = MCAN0_INST_MCAN_EXT_ID_FILT_START_ADDR,
    /* List Size: Extended ID. */
    .lse                  = MCAN0_INST_MCAN_EXT_ID_FILTER_NUM,
    /* Tx Buffers Start Address. */
    .txStartAddr          = MCAN0_INST_MCAN_TX_BUFF_START_ADDR,
    /* Number of Dedicated Transmit Buffers. */
    .txBufNum             = MCAN0_INST_MCAN_TX_BUFF_SIZE,
    .txFIFOSize           = 0,
    /* Tx Buffer Element Size. */
    .txBufMode            = 0,
    .txBufElemSize        = DL_MCAN_ELEM_SIZE_8BYTES,
    /* Tx Event FIFO Start Address. */
    .txEventFIFOStartAddr = MCAN0_INST_MCAN_TX_EVENT_START_ADDR,
    /* Event FIFO Size. */
    .txEventFIFOSize      = MCAN0_INST_MCAN_TX_EVENT_SIZE,
    /* Level for Tx Event FIFO watermark interrupt. */
    .txEventFIFOWaterMark = 0,
    /* Rx FIFO0 Start Address. */
    .rxFIFO0startAddr     = MCAN0_INST_MCAN_FIFO_0_START_ADDR,
    /* Number of Rx FIFO elements. */
    .rxFIFO0size          = MCAN0_INST_MCAN_FIFO_0_NUM,
    /* Rx FIFO0 Watermark. */
    .rxFIFO0waterMark     = 0,
    .rxFIFO0OpMode        = 0,
    /* Rx FIFO1 Start Address. */
    .rxFIFO1startAddr     = MCAN0_INST_MCAN_FIFO_1_START_ADDR,
    /* Number of Rx FIFO elements. */
    .rxFIFO1size          = MCAN0_INST_MCAN_FIFO_1_NUM,
    /* Level for Rx FIFO 1 watermark interrupt. */
    .rxFIFO1waterMark     = 8,
    /* FIFO blocking mode. */
    .rxFIFO1OpMode        = 0,
    /* Rx Buffer Start Address. */
    .rxBufStartAddr       = MCAN0_INST_MCAN_RX_BUFF_START_ADDR,
    /* Rx Buffer Element Size. */
    .rxBufElemSize        = DL_MCAN_ELEM_SIZE_8BYTES,
    /* Rx FIFO0 Element Size. */
    .rxFIFO0ElemSize      = DL_MCAN_ELEM_SIZE_8BYTES,
    /* Rx FIFO1 Element Size. */
    .rxFIFO1ElemSize      = DL_MCAN_ELEM_SIZE_8BYTES,
};


static const DL_MCAN_ExtMsgIDFilterElement gMCAN0ExtFiltelem = {
    .efec = 0x2,
    .eft  = 0x3,
    .efid1 = 0,
    .efid2 = 0,
};

static const DL_MCAN_BitTimingParams   gMCAN0BitTimes = {
    /* Arbitration Baud Rate Pre-scaler. */
    .nomRatePrescalar   = 1,
    /* Arbitration Time segment before sample point. */
    .nomTimeSeg1        = 138,
    /* Arbitration Time segment after sample point. */
    .nomTimeSeg2        = 19,
    /* Arbitration (Re)Synchronization Jump Width Range. */
    .nomSynchJumpWidth  = 19,
    /* Data Baud Rate Pre-scaler. */
    .dataRatePrescalar  = 0,
    /* Data Time segment before sample point. */
    .dataTimeSeg1       = 0,
    /* Data Time segment after sample point. */
    .dataTimeSeg2       = 0,
    /* Data (Re)Synchronization Jump Width.   */
    .dataSynchJumpWidth = 0,
};


SYSCONFIG_WEAK void SYSCFG_DL_MCAN0_init(void) {
    DL_MCAN_RevisionId revid_MCAN0;

    DL_MCAN_enableModuleClock(MCAN0_INST);

    DL_MCAN_setClockConfig(MCAN0_INST, (DL_MCAN_ClockConfig *) &gMCAN0ClockConf);

    /* Get MCANSS Revision ID. */
    DL_MCAN_getRevisionId(MCAN0_INST, &revid_MCAN0);

    /* Wait for Memory initialization to be completed. */
    while(false == DL_MCAN_isMemInitDone(MCAN0_INST));

    /* Put MCAN in SW initialization mode. */

    DL_MCAN_setOpMode(MCAN0_INST, DL_MCAN_OPERATION_MODE_SW_INIT);

    /* Wait till MCAN is not initialized. */
    while (DL_MCAN_OPERATION_MODE_SW_INIT != DL_MCAN_getOpMode(MCAN0_INST));

    /* Initialize MCAN module. */
    DL_MCAN_init(MCAN0_INST, (DL_MCAN_InitParams *) &gMCAN0InitParams);

    /* Configure MCAN module. */
    DL_MCAN_config(MCAN0_INST, (DL_MCAN_ConfigParams*) &gMCAN0ConfigParams);

    /* Configure Bit timings. */
    DL_MCAN_setBitTime(MCAN0_INST, (DL_MCAN_BitTimingParams*) &gMCAN0BitTimes);

    /* Configure Message RAM Sections */
    DL_MCAN_msgRAMConfig(MCAN0_INST, (DL_MCAN_MsgRAMConfigParams*) &gMCAN0MsgRAMConfigParams);


    /* Configure Extended ID filter element*/
    DL_MCAN_addExtMsgIDFilter(MCAN0_INST, 0U, (DL_MCAN_ExtMsgIDFilterElement *) &gMCAN0ExtFiltelem);

    /* Set Extended ID Mask. */
    DL_MCAN_setExtIDAndMask(MCAN0_INST, MCAN0_INST_MCAN_EXT_ID_AND_MASK );

    /* Loopback mode */

    /* Take MCAN out of the SW initialization mode */
    DL_MCAN_setOpMode(MCAN0_INST, DL_MCAN_OPERATION_MODE_NORMAL);

    while (DL_MCAN_OPERATION_MODE_NORMAL != DL_MCAN_getOpMode(MCAN0_INST));

    /* Enable MCAN mopdule Interrupts */
    DL_MCAN_enableIntr(MCAN0_INST, MCAN0_INST_MCAN_INTERRUPTS, 1U);

    DL_MCAN_selectIntrLine(MCAN0_INST, DL_MCAN_INTERRUPT_DRX|DL_MCAN_INTERRUPT_HPM|DL_MCAN_INTERRUPT_RF1F|DL_MCAN_INTERRUPT_RF1L|DL_MCAN_INTERRUPT_RF1N|DL_MCAN_INTERRUPT_RF1W|DL_MCAN_INTERRUPT_TC, DL_MCAN_INTR_LINE_NUM_1);
    DL_MCAN_enableIntrLine(MCAN0_INST, DL_MCAN_INTR_LINE_NUM_1, 1U);

    /* Enable MSPM0 MCAN interrupt */
    DL_MCAN_clearInterruptStatus(MCAN0_INST,(DL_MCAN_MSP_INTERRUPT_LINE1));
    DL_MCAN_enableInterrupt(MCAN0_INST,(DL_MCAN_MSP_INTERRUPT_LINE1));

}