/*!
 * \file      xc6xxx_hal_wdt.c
 *
 * \brief     Target xc6xxx hal wdt implementation
 *
 * \copyright Revised BSD License, see section \ref LICENSE.
 *
 * \code
 *
 *            _  __ _       ________    _
 *           | |/ /(_)___  / ____/ /_  (_)___
 *           |   // / __ \/ /   / __ \/ / __ \
 *          /   |/ / / / / /___/ / / / / /_/ /
 *         /_/|_/_/_/ /_/\____/_/ /_/_/ .___/
 *                                   /_/
 *           (C) 2022-2025 XinChip
 *
 * \endcode
 *
 * \author     ( XinChip ) Alex-J
 *
 * \author     ( XinChip )
 */

/*------------------------------------------------------------------------------------
                                 INCLUDE HEADE FILES
--------------------------------------------------------------------------------------*/
#include "xc_drv_wdt.h"
#if (WDT_ON)
/*------------------------------------------------------------------------------------
                                    Local Variables
 -------------------------------------------------------------------------------------*/
static uint8_t reload_val ;
/*------------------------------------------------------------------------------------
                                    Func Prototype
 -------------------------------------------------------------------------------------*/

/*------------------------------------------------------------------------------------
                                    Functions
-------------------------------------------------------------------------------------*/

void xc_wdt_init(WDT_InitCfg_t *wdt_cfg)
{
    cpr_ctlapbclken_grctl__wdt_pclk_en__setf(ENABLE);
    cpr_rstctl_ctlapb_sw__wdt_rstn__setf(RSTCTL_ENABLE);
    cpr_rstctl_ctlapb_sw__wdt_rstn__setf(RSTCTL_DISABLE);

    /*
    SYS_DISABLE | M0_ENABLE :    SYS RST, for low-power reset or quick system reset;
    SYS_ENABLE  | M0_DISABLE:    M0 RST,  only for m0 reset;
    SYS_DISABLE | M0_DISABLE:    M0 RST,  m0 reset and low-power reset;
    */
    cpr_rstctl_wdtrst_mask_set(
        (WDT_SYS_RSTN_MASK_DISABLE | WDT_M0_RSTN_MASK_ENABLE));
    cpr_lp_ctl__wdt_pclk_sel__setf(wdt_cfg->PclkSel);
    cpr_lp_ctl__wdt_tclk_en__setf(ENABLE);

    wdt_cr__wdt_rmod__setf(wdt_cfg->WorkMode);
    wdt_torr__wdt_top__setf(wdt_cfg->ReloadValue);
    reload_val = wdt_cfg->ReloadValue;
}

void xc_wdt_start(void)
{
    wdt_cr__wdt_rpl__setf(WDT_CR_RPL_4PCLK);
    wdt_cr__wdt_en__setf(ENABLE);
    wdt_crr__setf(WDT_CRR_CRR_ENABLE);
    cpr_ctlapbclken_grctl__wdt_pclk_en__setf(DISABLE);
}

void xc_wdt_stop(void) 
{
    wdt_cr__wdt_en__setf(DISABLE); 
}

void xc_wdt_refresh(void)
{
    cpr_ctlapbclken_grctl__wdt_pclk_en__setf(ENABLE);
    uint8_t val = wdt_icr_get();

    wdt_torr__wdt_top__setf(val);
    cpr_ctlapbclken_grctl__wdt_pclk_en__setf(DISABLE);
}

void xc_wdt_reload(void)
{
    cpr_ctlapbclken_grctl__wdt_pclk_en__setf(ENABLE);
    uint8_t val = wdt_icr_get();

    wdt_torr__wdt_top__setf(reload_val);

    wdt_crr__setf(WDT_CRR_CRR_ENABLE);
    cpr_ctlapbclken_grctl__wdt_pclk_en__setf(DISABLE);
}

void WDT_Handler()
{
    DEBUG("WDT_Handler\n");   
    xc_wdt_refresh();
}

#endif //(WDT_ON)