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/*
* Copyright (c) 2006-2026, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
*
*/
#include "drv_common.h"
#include <board.h>
#ifdef RT_USING_PIN
#include <drv_gpio.h>
#endif
#ifdef RT_USING_SERIAL
#ifdef RT_USING_SERIAL_V2
#include <drv_usart_v2.h>
#else
#include <drv_uart.h>
#endif /* RT_USING_SERIAL */
#endif /* RT_USING_SERIAL_V2 */
#define DBG_TAG "drv_common"
#define DBG_LVL DBG_INFO
#include <rtdbg.h>
#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 */
/* SysTick configuration */
void rt_hw_systick_init(void)
{
/* update the system core clock value */
SystemCoreClockUpdate();
/* initialize systick(base time) */
SysTick_Config(SystemCoreClock / SYSTICK_TIME_UNIT);
/* systick interrupt control */
Systick_setInterrupt(ENABLE);
NVIC_SetPriority(SysTick_IRQn, 0x0F);
}
/**
* This is the timer interrupt service routine.
*
*/
volatile rt_tick_t g_tick_test;
void SysTick_Handler(void)
{
rt_interrupt_enter();
rt_tick_increase();
g_tick_test = rt_tick_get();
rt_interrupt_leave();
}
/**
* @brief This function is executed in case of error occurrence.
* @param None
* @retval None
*/
void _Error_Handler(char *s, int num)
{
/* USER CODE BEGIN Error_Handler */
/* User can add his own implementation to report the HAL error return state */
LOG_E("Error_Handler at file:%s num:%d", s, num);
while (1)
{
}
/* USER CODE END Error_Handler */
}
/**
* This function will delay for some us.
*
* @param us the delay time of us
*/
void rt_hw_us_delay(rt_uint32_t us)
{
rt_uint64_t ticks;
rt_uint32_t told, tnow, tcnt = 0;
rt_uint32_t reload = SysTick->LOAD;
ticks = us * (reload / (1000000 / RT_TICK_PER_SECOND));
told = SysTick->VAL;
while (1)
{
tnow = SysTick->VAL;
if (tnow != told)
{
if (tnow < told)
{
tcnt += told - tnow;
}
else
{
tcnt += reload - tnow + told;
}
told = tnow;
if (tcnt >= ticks)
{
break;
}
}
}
}
#define BSP_SCB_ENABLE_I_CACHE
#define BSP_SCB_ENABLE_D_CACHE
/**
* This function will initial NS800 board.
*/
rt_weak void rt_hw_board_init(void)
{
#ifdef BSP_SCB_ENABLE_I_CACHE
/* Enable I-Cache---------------------------------------------------------*/
SCB_EnableICache();
#endif
#ifdef BSP_SCB_ENABLE_D_CACHE
/* Enable D-Cache---------------------------------------------------------*/
SCB_EnableDCache();
#endif
/* Initialize device clock and peripherals */
Device_init();
/* Disable peripheral register locks */
Device_unlockPeriphReg();
/* Interrupt initialization. Disable global interrupts. */
Interrupt_initModule();
Interrupt_initVectorTable();
rt_hw_systick_init();
#if defined(RT_USING_HEAP)
rt_system_heap_init((void *)HEAP_BEGIN, (void *)HEAP_END);
#endif
#ifdef RT_USING_PIN
rt_hw_pin_init();
#endif
#ifdef RT_USING_SERIAL
rt_hw_uart_init();
#endif
#if defined(RT_USING_CONSOLE) && defined(RT_USING_DEVICE)
/* Set the shell console output device */
rt_console_set_device(RT_CONSOLE_DEVICE_NAME);
#endif
#if defined(RT_USING_CONSOLE) && defined(RT_USING_NANO)
extern void rt_hw_console_init(void);
rt_hw_console_init();
#endif
#ifdef RT_USING_COMPONENTS_INIT
/* Board underlying hardware initialization */
rt_components_board_init();
#endif
}
#ifdef RT_USING_CONSOLE
void rt_hw_console_output(const char *str)
{
#if defined(__ICCARM__)
rt_size_t size = rt_strlen(str);
__write(0, str, size);
#else
rt_size_t i = 0, size = 0;
char a = '\r';
FILE f;
size = rt_strlen(str);
for (i = 0; i < size; i++)
{
if (*(str + i) == '\n')
{
fputc(a, &f);
}
fputc(str[i], &f);
}
#endif
}
#endif
#ifdef RT_USING_FINSH
char rt_hw_console_getchar(void)
{
/* Note: the initial value of ch must < 0 */
int ch = -1;
if (UART1->STAT.BIT.RDRF)
{
ch = (uint8_t)UART1->DATA.WORDVAL;
}
else
{
rt_thread_mdelay(10);
}
return ch;
}
#endif
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