/* Copyright Statement:
 *
 * This software/firmware and related documentation ("AutoChips Software") are
 * protected under relevant copyright laws. The information contained herein is
 * confidential and proprietary to AutoChips Inc. and/or its licensors. Without
 * the prior written permission of AutoChips inc. and/or its licensors, any
 * reproduction, modification, use or disclosure of AutoChips Software, and
 * information contained herein, in whole or in part, shall be strictly
 * prohibited.
 *
 * AutoChips Inc. (C) 2024. All rights reserved.
 *
 * BY OPENING THIS FILE, RECEIVER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES
 * THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("AUTOCHIPS SOFTWARE")
 * RECEIVED FROM AUTOCHIPS AND/OR ITS REPRESENTATIVES ARE PROVIDED TO RECEIVER
 * ON AN "AS-IS" BASIS ONLY. AUTOCHIPS EXPRESSLY DISCLAIMS ANY AND ALL
 * WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR
 * NONINFRINGEMENT. NEITHER DOES AUTOCHIPS PROVIDE ANY WARRANTY WHATSOEVER WITH
 * RESPECT TO THE SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY,
 * INCORPORATED IN, OR SUPPLIED WITH THE AUTOCHIPS SOFTWARE, AND RECEIVER AGREES
 * TO LOOK ONLY TO SUCH THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO.
 * RECEIVER EXPRESSLY ACKNOWLEDGES THAT IT IS RECEIVER'S SOLE RESPONSIBILITY TO
 * OBTAIN FROM ANY THIRD PARTY ALL PROPER LICENSES CONTAINED IN AUTOCHIPS
 * SOFTWARE. AUTOCHIPS SHALL ALSO NOT BE RESPONSIBLE FOR ANY AUTOCHIPS SOFTWARE
 * RELEASES MADE TO RECEIVER'S SPECIFICATION OR TO CONFORM TO A PARTICULAR
 * STANDARD OR OPEN FORUM. RECEIVER'S SOLE AND EXCLUSIVE REMEDY AND AUTOCHIPS'S
 * ENTIRE AND CUMULATIVE LIABILITY WITH RESPECT TO THE AUTOCHIPS SOFTWARE
 * RELEASED HEREUNDER WILL BE, AT AUTOCHIPS'S OPTION, TO REVISE OR REPLACE THE
 * AUTOCHIPS SOFTWARE AT ISSUE, OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE
 * CHARGE PAID BY RECEIVER TO AUTOCHIPS FOR SUCH AUTOCHIPS SOFTWARE AT ISSUE.
 */
/******************************************************************************
 * @version: V3.1.0  AC7840x  Demo
 ******************************************************************************/

/*!
 * @file ewdg_window.c
 *
 * @brief ewdg_window源文件
 */

/* ===========================================  Includes  =========================================== */
#include "ac7840x.h"
#include "string.h"
#include "gpio_hw.h"
#include "ckgen_drv.h"
#include "ewdg_window.h"
#include "debugout_ac7840x.h"

/* ============================================  Define  ============================================ */


/* ===========================================  Typedef  ============================================ */


/* ==========================================  Variables  =========================================== */
uint8_t gpio_OutRet = 0;                      /* GPIO低输出变量定义*/

/* ====================================  Functions declaration  ===================================== */


/* ======================================  Functions define  ======================================== */


/*!
* @brief 获取EWDG_out电平状态函数
*
* @param[in] none
* @return none
*/
uint8_t EWDG_GetOutPinLevel(void)
{
    return ((GPIO_DRV_ReadPins(EWDGShowOut_Gpio) & (1U << EWDGShowOut_Pin)) ? 1 : 0);
}

/*!
* @brief EWDG中断函数
*
* @param[in] none
* @return none
*/
void EWDG_Callback(void)
{
    gpio_OutRet = EWDG_GetOutPinLevel();
}

/*!
* @brief EWDG初始化函数
*
* @param[in] none
* @return none
*/
void EWDG_Init(void)
{
    CKGEN_DRV_Enable(CLK_EWDG, ENABLE);                              /*EWDG时钟使能*/
    CKGEN_DRV_SoftReset(SRST_EWDG, DISABLE);                         /*EWDG复位禁能*/
    CKGEN_DRV_SoftReset(SRST_EWDG, ENABLE);                          /*EWDG复位使能*/

    EWDG_ShowOutPinInit();

    ewdg_init_config_t ewdg_config;
    memset(&ewdg_config, 0U, sizeof(ewdg_config));

    GPIO_DRV_SetMuxModeSel(PORTA, 2, PORT_MUX_ALT4);                  /*设置PA2为EWDG_out功能*/
    EWDG_DRV_GetDefaultConfig(&ewdg_config);                          /*EWDG默认配置函数*/

    ewdg_config.assertLogic = EWDG_IN_ASSERT_DISABLED;                /*EWDG输入功能关闭*/
    ewdg_config.interruptEnable = ENABLE;                             /*中断使能*/
    ewdg_config.prescaler = 200;                                      /*预分频设置*/
    ewdg_config.compareLow = 150;                                     /*计数值低限位*/
    ewdg_config.compareHigh = 254;                                    /*计数值高限位*/
    ewdg_config.callback = EWDG_Callback;                             /*回调函数*/

    gpio_OutRet = EWDG_GetOutPinLevel();
    EWDG_DRV_Init(0, &ewdg_config);                                   /*EWDG输出结果复制给gpio_OutRet变量*/
}

/*!
* @brief EWDG_Showout引脚配置函数
*
* @param[in] none
* @return none
*/
void EWDG_ShowOutPinInit(void)
{
    GPIO_DRV_SetMuxModeSel(EWDGShowOut_Port, EWDGShowOut_Pin, EWDGShowOut_Mux);
    GPIO_DRV_SetPinDirection(EWDGShowOut_Gpio, EWDGShowOut_Pin, GPIO_INPUT_DIRECTION);
}
