rt-thread/bsp/nuvoton/numaker-pfm-m487/board/board.c

98 lines
2.0 KiB
C

/**************************************************************************//**
*
* @copyright (C) 2019 Nuvoton Technology Corp. All rights reserved.
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2020-1-16 Wayne First version
*
******************************************************************************/
#include <rtconfig.h>
#include <rtthread.h>
#include <NuMicro.h>
#include "drv_uart.h"
#include "board.h"
#include "nutool_pincfg.h"
#include "nutool_modclkcfg.h"
/**
* This function will initial M487 board.
*/
void rt_hw_board_init(void)
{
/* Init System/modules clock */
nutool_modclkcfg_init();
/* Unlock protected registers */
SYS_UnlockReg();
/* Init all pin function setting */
nutool_pincfg_init();
/* Configure SysTick */
SysTick_Config(SystemCoreClock / RT_TICK_PER_SECOND);
/* Update System Core Clock */
/* User can use SystemCoreClockUpdate() to calculate SystemCoreClock. */
SystemCoreClockUpdate();
#if defined(BSP_USING_EADC)
/* Vref connect to internal */
SYS->VREFCTL = (SYS->VREFCTL & ~SYS_VREFCTL_VREFCTL_Msk) | SYS_VREFCTL_VREF_3_0V;
#endif
/* Lock protected registers */
SYS_LockReg();
#ifdef RT_USING_HEAP
rt_system_heap_init(HEAP_BEGIN, HEAP_END);
#endif /* RT_USING_HEAP */
#if defined(BSP_USING_UART)
rt_hw_uart_init();
#endif
#ifdef RT_USING_CONSOLE
rt_console_set_device(RT_CONSOLE_DEVICE_NAME);
#endif
NVIC_SetPriorityGrouping(7);
#ifdef RT_USING_COMPONENTS_INIT
rt_components_board_init();
#endif
}
/**
* This is the timer interrupt service routine.
*
*/
void SysTick_Handler(void)
{
/* enter interrupt */
rt_interrupt_enter();
rt_tick_increase();
/* leave interrupt */
rt_interrupt_leave();
}
void rt_hw_cpu_reset(void)
{
SYS_UnlockReg();
SYS->IPRST0 |= SYS_IPRST0_CHIPRST_Msk;
}
int reboot(int argc, char** argv)
{
rt_hw_cpu_reset();
return 0;
}
MSH_CMD_EXPORT(reboot, Reboot System);