2017-08-08 11:56:50 +08:00
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/*
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* File : board.c
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* This file is part of RT-Thread RTOS
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* COPYRIGHT (C) 2009 RT-Thread Develop Team
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rt-thread.org/license/LICENSE
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*
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* Change Logs:
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* Date Author Notes
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* 2009-01-05 Bernard first implementation
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* 2010-02-04 Magicoe ported to LPC17xx
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* 2010-05-02 Aozima update CMSIS to 130
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* 2017-08-02 XiaoYang porting to LPC54608 bsp
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*/
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#include <rthw.h>
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#include <rtthread.h>
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#include "board.h"
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#include "clock_config.h"
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#include "drv_uart.h"
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#include "drv_sdram.h"
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/**
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* This is the timer interrupt service routine.
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*
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*/
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void SysTick_Handler(void)
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{
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/* enter interrupt */
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rt_interrupt_enter();
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rt_tick_increase();
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/* leave interrupt */
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rt_interrupt_leave();
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}
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/**
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* This function will initial LPC54xx board.
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*/
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void rt_hw_board_init()
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{
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/* Hardware Initialization */
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CLOCK_EnableClock(kCLOCK_InputMux);
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CLOCK_EnableClock(kCLOCK_Iocon);
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/* NVIC Configuration */
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#define NVIC_VTOR_MASK 0x3FFFFF80
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#ifdef VECT_TAB_RAM
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/* Set the Vector Table base location at 0x10000000 */
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SCB->VTOR = (0x10000000 & NVIC_VTOR_MASK);
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#else /* VECT_TAB_FLASH */
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/* Set the Vector Table base location at 0x00000000 */
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SCB->VTOR = (0x00000000 & NVIC_VTOR_MASK);
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#endif
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BOARD_BootClockFROHF48M();
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/* init systick 1 systick = 1/(100M / 100) 100<30><30>systick = 1s*/
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SysTick_Config(SystemCoreClock / RT_TICK_PER_SECOND);
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/* set pend exception priority */
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NVIC_SetPriority(PendSV_IRQn, (1 << __NVIC_PRIO_BITS) - 1);
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/*init uart device*/
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rt_hw_uart_init();
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2017-11-10 20:10:45 +08:00
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#ifdef RT_USING_CONSOLE
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2017-08-08 11:56:50 +08:00
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rt_console_set_device(RT_CONSOLE_DEVICE_NAME);
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2017-11-10 20:10:45 +08:00
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#endif
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2017-08-08 11:56:50 +08:00
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2017-11-13 15:11:41 +08:00
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#ifdef BSP_DRV_SDRAM
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2017-08-08 11:56:50 +08:00
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lpc_sdram_hw_init();
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#endif
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#ifdef RT_USING_COMPONENTS_INIT
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/* initialization board with RT-Thread Components */
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rt_components_board_init();
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#endif
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}
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#ifdef RT_USING_RTGUI
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#include <rtgui/driver.h>
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#include "drv_lcd.h"
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/* initialize for gui driver */
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int rtgui_lcd_init(void)
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{
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rt_device_t device;
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rt_hw_lcd_init();
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device = rt_device_find("lcd");
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/* set graphic device */
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rtgui_graphic_set_device(device);
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return 0;
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}
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INIT_DEVICE_EXPORT(rtgui_lcd_init);
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#endif
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void MemManage_Handler(void)
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{
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extern void HardFault_Handler(void);
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rt_kprintf("Memory Fault!\n");
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HardFault_Handler();
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}
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