/* * Copyright (c) 2006-2021, YICHIP Technology Co.,Ltd. * * SPDX-License-Identifier: Apache-2.0 * * Change Logs: * Date Author Notes * 2021-09-09 WSY first version */ #include #if defined(BSP_USING_EXT_SRAM) && defined(RT_USING_MEMHEAP_AS_HEAP) static struct rt_memheap system_heap; #endif #define SystemCoreClock (48000000) static void bsp_clock_config(void) { SysTick_Config(SystemCoreClock / RT_TICK_PER_SECOND); } void SysTick_Handler(void) { /* enter interrupt */ rt_interrupt_enter(); rt_tick_increase(); /* leave interrupt */ rt_interrupt_leave(); } #ifdef RT_USING_SERIAL extern int rt_hw_uart_init(void); #endif void rt_hw_board_init() { bsp_clock_config(); #if defined(RT_USING_HEAP) rt_system_heap_init((void *)HEAP_BEGIN, (void *)HEAP_END); #endif /* UART driver initialization is open by default */ #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 }