xiuos/Ubiquitous/XiZi_IIoT/board/stm32l476rgt6/board.c

/*
 * Copyright (c) 2020 AIIT XUOS Lab
 * XiUOS is licensed under Mulan PSL v2.
 * You can use this software according to the terms and conditions of the Mulan PSL v2.
 * You may obtain a copy of Mulan PSL v2 at:
 *        http://license.coscl.org.cn/MulanPSL2
 * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
 * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
 * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
 * See the Mulan PSL v2 for more details.
 */

/**
 * @file board.c
 * @brief support stm32l476rgt6 nucleo board init configure and start-up
 * @version 1.0
 * @author AIIT XUOS Lab
 * @date 2025-03-04
 */

#include <board.h>
#include <xizi.h>
#include <device.h>
#include <arch_interrupt.h>
#include "stm32l4xx_hal.h"
#include "connect_usart.h"
#include "connect_spi.h"
#include "connect_usb.h"
#include "connect_wdt.h"
#include "connect_can.h"

void Error_Handler(void)
{
    while (1)
    {
      /** error handler */
    }
}

void SystemClock_Config(void)
{
    RCC_OscInitTypeDef RCC_OscInitStruct = {0};
    RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
    RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};

    /** Configure LSE Drive Capability 
    */
    HAL_PWR_EnableBkUpAccess();
    __HAL_RCC_LSEDRIVE_CONFIG(RCC_LSEDRIVE_LOW);
    /** Initializes the CPU, AHB and APB busses clocks 
    */
    RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSI|RCC_OSCILLATORTYPE_LSE
                                |RCC_OSCILLATORTYPE_MSI;
    RCC_OscInitStruct.LSEState = RCC_LSE_ON;
    RCC_OscInitStruct.LSIState = RCC_LSI_ON;
    RCC_OscInitStruct.MSIState = RCC_MSI_ON;
    RCC_OscInitStruct.MSICalibrationValue = 0;
    RCC_OscInitStruct.MSIClockRange = RCC_MSIRANGE_6;
    RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
    RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_MSI;
    RCC_OscInitStruct.PLL.PLLM = 1;
    RCC_OscInitStruct.PLL.PLLN = 40;
    RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV7;
    RCC_OscInitStruct.PLL.PLLQ = RCC_PLLQ_DIV2;
    RCC_OscInitStruct.PLL.PLLR = RCC_PLLR_DIV2;
    if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
    {
      Error_Handler();
    }
    /** Initializes the CPU, AHB and APB busses clocks 
    */
    RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
                                |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
    RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
    RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
    RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV16;
    RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;

    if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_4) != HAL_OK)
    {
      Error_Handler();
    }
    PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USART1|RCC_PERIPHCLK_USART2
                                |RCC_PERIPHCLK_USART3|RCC_PERIPHCLK_UART4
                                |RCC_PERIPHCLK_UART5|RCC_PERIPHCLK_USB;
    PeriphClkInit.Usart1ClockSelection = RCC_USART1CLKSOURCE_PCLK2;
    PeriphClkInit.Usart2ClockSelection = RCC_USART2CLKSOURCE_SYSCLK;
    PeriphClkInit.Usart3ClockSelection = RCC_USART3CLKSOURCE_SYSCLK;
    PeriphClkInit.Uart4ClockSelection = RCC_UART4CLKSOURCE_SYSCLK;
    PeriphClkInit.Uart5ClockSelection = RCC_UART5CLKSOURCE_SYSCLK;
    PeriphClkInit.UsbClockSelection = RCC_USBCLKSOURCE_PLLSAI1;
    PeriphClkInit.PLLSAI1.PLLSAI1Source = RCC_PLLSOURCE_MSI;
    PeriphClkInit.PLLSAI1.PLLSAI1M = 1;
    PeriphClkInit.PLLSAI1.PLLSAI1N = 24;
    PeriphClkInit.PLLSAI1.PLLSAI1P = RCC_PLLP_DIV7;
    PeriphClkInit.PLLSAI1.PLLSAI1Q = RCC_PLLQ_DIV2;
    PeriphClkInit.PLLSAI1.PLLSAI1R = RCC_PLLR_DIV2;
    PeriphClkInit.PLLSAI1.PLLSAI1ClockOut = RCC_PLLSAI1_48M2CLK;
    if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
    {
      Error_Handler();
    }
    /** Configure the main internal regulator output voltage 
    */
    if (HAL_PWREx_ControlVoltageScaling(PWR_REGULATOR_VOLTAGE_SCALE1) != HAL_OK)
    {
      Error_Handler();
    }
    /** Enable MSI Auto calibration 
    */
    HAL_RCCEx_EnableMSIPLLMode();
    __HAL_RCC_SYSCFG_CLK_ENABLE();
    __HAL_RCC_PWR_CLK_ENABLE();
}

void SysTick_Handler(int irqn, void *arg)
{
    TickAndTaskTimesliceUpdate();
    HAL_IncTick();
}
DECLARE_HW_IRQ(SysTick_IRQn, SysTick_Handler, NONE);

void InitBoardHardware()
{
    HAL_Init();

    /* enable interrupt */
    __set_PRIMASK(0);
    /* System clock initialization */
    SystemClock_Config();

    InitBoardMemory((void *)MEMORY_START_ADDRESS, (void *)MEMORY_END_ADDRESS);

#ifdef BSP_USING_UART
    HwUsartInit();
    InstallConsole(SERIAL_BUS_NAME_2, SERIAL_DRV_NAME_2, SERIAL_2_DEVICE_NAME_0);
#endif
    

#ifdef BSP_USING_SPI
    HwSpiInit();
#endif

#ifdef BSP_USING_USB
    HwUsbDeviceInit();
#endif

#ifdef BSP_USING_WDT
    HwWdtInit();
#endif

#ifdef BSP_USING_CAN
    HwCanInit();
#endif
    /* disable interrupt */
    __set_PRIMASK(1);

}