application.c

/*
 * File      : application.c
 * This file is part of RT-Thread RTOS
 * COPYRIGHT (C) 2009 - 2011, RT-Thread Development 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
 * 2011-02-24     Bernard      the first version
 */

/**
 * @addtogroup FM3
 */
/*@{*/

#include <rtthread.h>
#include "board.h"
#include "led.h"
#include "key.h"
#include "adc.h"
#include "lcd.h"
#include "cpuusage.h"

#ifdef RT_USING_RTGUI
#include <rtgui/rtgui.h>
#include <rtgui/driver.h>
extern void rtgui_startup();
#endif

struct rt_messagequeue mq;
static char msg_pool[2048];

void rt_init_thread_entry(void *parameter)
{
    rt_device_t lcd;  
    
    rt_hw_led_init();
	rt_hw_key_init();
	rt_hw_adc_init();
	rt_hw_lcd_init();      
	rt_hw_cpu_init();
    
	/* re-init device driver */
	rt_device_init_all();
	
#ifdef RT_USING_RTGUI
	/* find lcd device */
	lcd = rt_device_find("lcd");    
    
	/* set lcd device as rtgui graphic driver */		
	rtgui_graphic_set_device(lcd);
        
	/* startup rtgui */
	rtgui_startup();
#else
	{
	char buf[20] = {'\0'};
    struct lcd_msg msg;
    rt_device_t device;   
    device = rt_device_find("lcd");
	rt_device_control(device, RT_DEVICE_CTRL_LCD_CLEAR_SCR, RT_NULL);
	x = 1;
	y = 1;
	rt_device_control(device, RT_DEVICE_CTRL_LCD_PUT_STRING, "ADC"); 
	x = 1;
	y = 20;
	rt_device_control(device, RT_DEVICE_CTRL_LCD_PUT_STRING, "CPU");
	x = 1;
	y = 40;
	rt_device_control(device, RT_DEVICE_CTRL_LCD_PUT_STRING, "KEY");
    
    while(1)
    {
        if (rt_mq_recv(&mq, &msg, sizeof(msg), RT_WAITING_FOREVER) == RT_EOK)
        {
        	switch(msg.type)
    		{
    			case ADC_MSG:
					x = 40;
					y = 1;
					rt_memset(buf, 0, sizeof(buf));
					rt_sprintf(buf, "%04d", msg.adc_value);
					rt_device_control(device, RT_DEVICE_CTRL_LCD_PUT_STRING, buf); 
					break;
				case CPU_MSG:
					x = 40;
					y = 20;
					rt_memset(buf, 0, sizeof(buf));
					rt_sprintf(buf, "%03d %03d", msg.major, msg.minor);
					rt_device_control(device, RT_DEVICE_CTRL_LCD_PUT_STRING, buf); 
					break;
				case KEY_MSG:
					x = 40;
					y = 40;
					rt_memset(buf, 0, sizeof(buf));
                    switch(msg.key)
                	{
                		case KEY_DOWN:
							rt_sprintf(buf, "DOWN KEY ");
							break;
						case KEY_UP:
							rt_sprintf(buf, "UP KEY   ");
							break;	
                		case KEY_RIGHT:
							rt_sprintf(buf, "RIGHT KEY");
							break;
						case KEY_LEFT:
							rt_sprintf(buf, "LEFT KEY ");
							break;	
                		case KEY_ENTER:
							rt_sprintf(buf, "ENTER KEY");
							break;
						default:
							rt_sprintf(buf, "NO KEY   ");
							break;								
                	}
					rt_device_control(device, RT_DEVICE_CTRL_LCD_PUT_STRING, buf); 
                    break;                    
    		}
        }
    }
	}
#endif
}

int rt_application_init()
{
    rt_thread_t init_thread;

	rt_mq_init(&mq, "mqt", &msg_pool[0], 128 - sizeof(void*), sizeof(msg_pool), RT_IPC_FLAG_FIFO);
	
    init_thread = rt_thread_create("init", rt_init_thread_entry, RT_NULL, 1024, 21, 20);
    if(init_thread != RT_NULL)
        rt_thread_startup(init_thread);
    
    return 0;
}

/*@}*/