rt-thread-official/bsp/wch/arm/ch579m/board/board.c

68 lines
1.3 KiB
C

/*
* Copyright (c) 2006-2022, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2022-02-16 Tuber first version
*/
#include <rtthread.h>
#include <rtdevice.h>
#include <rthw.h>
#include "board.h"
#ifdef RT_USING_SERIAL
#include "drv_uart.h"
#endif
#ifdef RT_USING_FINSH
#include <finsh.h>
static void reboot(uint8_t argc, char **argv)
{
rt_hw_cpu_reset();
}
MSH_CMD_EXPORT(reboot, Reboot System)
#endif /* RT_USING_FINSH */
void SysTick_Handler(void)
{
/* enter interrupt */
rt_interrupt_enter();
rt_tick_increase();
/* leave interrupt */
rt_interrupt_leave();
}
void rt_hw_board_init()
{
// 打开PLL
PWR_UnitModCfg(ENABLE, UNIT_SYS_PLL);
// 设置外部40M做主频
SetSysClock(CLK_SOURCE_PLL_40MHz);
SysTick_Config(GetSysClock() / RT_TICK_PER_SECOND);
//开启中断
NVIC_SetPriority(SysTick_IRQn, 0);
NVIC_EnableIRQ(SysTick_IRQn);
#if defined(RT_USING_HEAP)
rt_system_heap_init((void *)HEAP_BEGIN, (void *)HEAP_END);
#endif
#ifdef RT_USING_SERIAL
rt_hw_uart_init();
#endif
#ifdef RT_USING_CONSOLE
rt_console_set_device(RT_CONSOLE_DEVICE_NAME);
#endif
#ifdef RT_USING_COMPONENTS_INIT
rt_components_board_init();
#endif
}