/* * Copyright (c) 2006-2020, RT-Thread Development Team * * SPDX-License-Identifier: Apache-2.0 * * Change Logs: * Date Author Notes * 2021-02-11 supperthomas first version * */ #include #include #include #include "board.h" #include "mxc_sys.h" #ifdef RT_USING_SERIAL #include "drv_usart.h" #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_systick_init(void) { uint32_t error; error = SYS_SysTick_Config(SYS_SysTick_GetFreq() / RT_TICK_PER_SECOND, 1, MXC_TMR0); if (error != E_NO_ERROR) { printf("ERROR: Ticks is not valid"); } } void rt_hw_board_init(void) { rt_hw_systick_init(); #if defined(RT_USING_HEAP) rt_system_heap_init((void *)(HEAP_BEGIN), (void *)(HEAP_END)); #endif #ifdef RT_USING_SERIAL rt_hw_usart_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 }