rt-thread-official/bsp/mm32l3xx/drivers/board.c

/*
 * Copyright (c) 2017-2019, MindMotion AE Team
 *
 * SPDX-License-Identifier: Apache-2.0
 *
 * Change Logs:
 * Date           Author       Notes
 * 2019-03-13     henryhuang   first version
 */

#include <board.h>
extern uint32_t SystemCoreClock;
extern void SystemInit(void);
static void bsp_clock_config(void)
{
    SystemInit();
    SysTick_Config(SystemCoreClock / RT_TICK_PER_SECOND);
    SysTick->CTRL |= 0x00000004UL;
}
void SysTick_Handler(void)
{
    /* enter interrupt */
    rt_interrupt_enter();

    rt_tick_increase();

    /* leave interrupt */
    rt_interrupt_leave();
}

void rt_hw_board_init()
{
    bsp_clock_config();
#if defined(RT_USING_HEAP)
    rt_system_heap_init((void *)HEAP_BEGIN, (void *)HEAP_END);
#endif
#ifdef RT_USING_COMPONENTS_INIT
    rt_components_board_init();
#endif
#if defined(RT_USING_CONSOLE) && defined(RT_USING_DEVICE)
    rt_console_set_device(RT_CONSOLE_DEVICE_NAME);
#endif
}