107 lines
2.4 KiB
C
107 lines
2.4 KiB
C
|
/*
|
|||
|
|
* File : board.c
|
|||
|
|
* This file is part of RT-Thread RTOS
|
|||
|
|
* COPYRIGHT (C) 2009 RT-Thread Develop Team
|
|||
|
|
*
|
|||
|
|
* The license and distribution terms for this file may be
|
|||
|
|
* found in the file LICENSE in this distribution or at
|
|||
|
|
* http://www.rt-thread.org/license/LICENSE
|
|||
|
|
*
|
|||
|
|
* 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
|
|||
|
|
*/
|
|||
|
|
|
|||
|
|
#include <rthw.h>
|
|||
|
|
#include <rtthread.h>
|
|||
|
|
|
|||
|
|
#include "board.h"
|
|||
|
|
#include "clock_config.h"
|
|||
|
|
#include "drv_uart.h"
|
|||
|
|
#include "drv_sdram.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 LPC54xx board.
|
|||
|
|
*/
|
|||
|
|
void rt_hw_board_init()
|
|||
|
|
{
|
|||
|
|
/* Hardware Initialization */
|
|||
|
|
CLOCK_EnableClock(kCLOCK_InputMux);
|
|||
|
|
CLOCK_EnableClock(kCLOCK_Iocon);
|
|||
|
|
|
|||
|
|
/* 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 */
|
|||
|
|
/* Set the Vector Table base location at 0x00000000 */
|
|||
|
|
SCB->VTOR = (0x00000000 & NVIC_VTOR_MASK);
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
BOARD_BootClockFROHF48M();
|
|||
|
|
/* init systick 1 systick = 1/(100M / 100) 100<30><30>systick = 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();
|
|||
|
|
rt_console_set_device(RT_CONSOLE_DEVICE_NAME);
|
|||
|
|
|
|||
|
|
#if LPC_EXT_SDRAM == 1
|
|||
|
|
lpc_sdram_hw_init();
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
#ifdef RT_USING_COMPONENTS_INIT
|
|||
|
|
/* initialization board with RT-Thread Components */
|
|||
|
|
rt_components_board_init();
|
|||
|
|
#endif
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
#ifdef RT_USING_RTGUI
|
|||
|
|
#include <rtgui/driver.h>
|
|||
|
|
#include "drv_lcd.h"
|
|||
|
|
|
|||
|
|
/* initialize for gui driver */
|
|||
|
|
int rtgui_lcd_init(void)
|
|||
|
|
{
|
|||
|
|
rt_device_t device;
|
|||
|
|
|
|||
|
|
rt_hw_lcd_init();
|
|||
|
|
|
|||
|
|
device = rt_device_find("lcd");
|
|||
|
|
/* set graphic device */
|
|||
|
|
rtgui_graphic_set_device(device);
|
|||
|
|
|
|||
|
|
return 0;
|
|||
|
|
}
|
|||
|
|
INIT_DEVICE_EXPORT(rtgui_lcd_init);
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
void MemManage_Handler(void)
|
|||
|
|
{
|
|||
|
|
extern void HardFault_Handler(void);
|
|||
|
|
|
|||
|
|
rt_kprintf("Memory Fault!\n");
|
|||
|
|
HardFault_Handler();
|
|||
|
|
}
|