/* * Copyright (c) 2006-2018, RT-Thread Development Team * Copyright (c) 2019-2020, Arm Limited. All rights reserved. * * SPDX-License-Identifier: Apache-2.0 * * Change Logs: * Date Author Notes * 2009-01-05 Bernard first implementation * 2010-02-04 Magicoe ported to LPC17xx * 2010-05-02 Aozima update CMSIS to 130 * 2017-08-02 XiaoYang porting to LPC54608 bsp * 2019-08-05 Magicoe porting to LPC55S69-EVK bsp * 2020-01-01 Karl Add RT_USING_TFM support */ #include #include #include "board.h" #include "clock_config.h" #include "drv_uart.h" /** * This is the timer interrupt service routine. * */ void SysTick_Handler(void) { /* enter interrupt */ rt_interrupt_enter(); rt_tick_increase(); /* leave interrupt */ rt_interrupt_leave(); } /** * This function will initial LPC55Sxx board. */ void rt_hw_board_init() { /* Hardware Initialization */ BOARD_InitPins(); CLOCK_EnableClock(kCLOCK_InputMux); CLOCK_EnableClock(kCLOCK_Gpio0); CLOCK_EnableClock(kCLOCK_Gpio1); GPIO_PortInit(GPIO, 0); GPIO_PortInit(GPIO, 1); /* NVIC Configuration */ #define NVIC_VTOR_MASK 0x3FFFFF80 #ifdef VECT_TAB_RAM /* Set the Vector Table base location at 0x10000000 */ SCB->VTOR = (0x10000000 & NVIC_VTOR_MASK); #else /* VECT_TAB_FLASH */ #ifdef RT_USING_TFM /* Set the Vector Table base location at 0x00020000 when RTT with TF-M*/ SCB->VTOR = (0x00020000 & NVIC_VTOR_MASK); #else /* Set the Vector Table base location at 0x00000000 */ SCB->VTOR = (0x00000000 & NVIC_VTOR_MASK); #endif #endif #ifndef RT_USING_TFM /* This init has finished in secure side of TF-M */ BOARD_BootClockPLL150M(); #endif //BOARD_BootClockFROHF96M(); /* init systick 1 systick = 1/(100M / 100) 100¸ösystick = 1s*/ SysTick_Config(SystemCoreClock / RT_TICK_PER_SECOND); /* set pend exception priority */ NVIC_SetPriority(PendSV_IRQn, (1 << __NVIC_PRIO_BITS) - 1); /*init uart device*/ rt_hw_uart_init(); #ifdef RT_USING_CONSOLE rt_console_set_device(RT_CONSOLE_DEVICE_NAME); #endif #ifdef RT_USING_COMPONENTS_INIT /* initialization board with RT-Thread Components */ rt_components_board_init(); #endif #ifdef RT_USING_HEAP rt_kprintf("sram heap, begin: 0x%p, end: 0x%p\n", HEAP_BEGIN, HEAP_END); rt_system_heap_init((void *)HEAP_BEGIN, (void *)HEAP_END); #endif } /** * This function will called when memory fault. */ void MemManage_Handler(void) { extern void HardFault_Handler(void); rt_kprintf("Memory Fault!\n"); HardFault_Handler(); }