/* * Copyright (c) 2006-2022, Synwit Technology Co.,Ltd. * * SPDX-License-Identifier: Apache-2.0 * * Change Logs: * Date Author Notes * 2018-05-31 ZYH first version * 2018-12-10 Zohar_Lee format file */ #include "board.h" 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(); /* Heap initialization */ #ifdef RT_USING_HEAP rt_system_heap_init((void *)HEAP_BEGIN, (void *)HEAP_END); #endif /* Pin driver initialization is open by default */ #ifdef RT_USING_PIN swm_pin_init(); #endif /* USART driver initialization is open by default */ #ifdef RT_USING_SERIAL swm_uart_init(); #endif /* Set the shell console output device */ #if defined(RT_USING_CONSOLE) && defined(RT_USING_DEVICE) rt_console_set_device(RT_CONSOLE_DEVICE_NAME); #endif /* Board underlying hardware initialization */ #ifdef RT_USING_COMPONENTS_INIT rt_components_board_init(); #endif }