/* * Copyright (c) 2006-2021, RT-Thread Development Team * * SPDX-License-Identifier: Apache-2.0 * * Change Logs: * Date Author Notes * 2021-08-05 mazhiyuan first version */ #include <board.h> extern uint32_t SystemCoreClock; extern void SystemInit(void); 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(); #if defined(RT_USING_HEAP) rt_system_heap_init((void *)HEAP_BEGIN, (void *)HEAP_END); #endif #ifdef RT_USING_COMPONENTS_INIT rt_components_board_init(); #endif #if defined(RT_USING_CONSOLE) && defined(RT_USING_DEVICE) rt_console_set_device(RT_CONSOLE_DEVICE_NAME); #endif }