rt-thread-official/bsp/mini4020/application.c

/*
 * File      : application.c
 * This file is part of RT-Thread RTOS
 * COPYRIGHT (C) 2006, 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
 * 2007-11-20     Yi.Qiu		add rtgui application
 * 2008-6-28      Bernard		no rtgui init
 */

/**
 * @addtogroup mini2440
 */
/*@{*/

#include <board.h>
#include <rtthread.h>

#ifdef RT_USING_DFS
#include <dfs_init.h>
#include <dfs_elm.h>
#include <dfs_fs.h>
#include <dfs_posix.h>
#endif
#ifdef RT_USING_RTGUI
#include <rtgui/rtgui.h>
extern void radio_rtgui_init(void);
#endif
#define RT_INIT_THREAD_STACK_SIZE (2*1024)

void rt_init_thread_entry(void* parameter)
{
	int fd;
	rt_uint32_t sz;
	char buffer[20];
#ifdef RT_USING_DFS
	dfs_init();
#ifdef RT_USING_DFS_ELMFAT
	elm_init();
	/* mount sd card fat partition 1 as root directory */
	if (dfs_mount("sd0", "/", "elm", 0, 0) == 0)
	{
		rt_kprintf("File System initialized!\n");

		/*Open a file*/
		fd = open("/fattest.txt", O_RDWR|O_CREAT, 0);
		if (fd < 0)
		{
			rt_kprintf("open file for write failed\n");
			return;
		}

		sz = write(fd,"Hello RT-Thread!",sizeof("Hello RT-Thread!"));

		if(sz!=0)
		{
			rt_kprintf("written %d\n",sz);
		}
		else
			rt_kprintf("haven't written\n");

		lseek(fd,0,SEEK_SET);
		
		sz = read(fd,buffer,sizeof(buffer));

		if(sz!=0)
		{
			rt_kprintf("READ %d:",sz);
			while(sz--)
				rt_kprintf("%c",buffer[sz]);//opposite
			rt_kprintf("\n");
		}
		else
			rt_kprintf("haven't read\n");

		close(fd);
	}
	else
		rt_kprintf("File System initialzation failed!\n");
#endif	
#endif
}

void rt_led_thread_entry(void* parameter)
{
 /*
    while (1)
    {
        count++;
        *(RP)GPIO_PORTE_DATA |= 0x1<<4;
        rt_thread_delay(RT_TICK_PER_SECOND*2);

        *(RP)GPIO_PORTE_DATA &= ~(0x1<<4);
        rt_thread_delay(RT_TICK_PER_SECOND*2);

    }
*/
}


int rt_application_init()
{
	rt_thread_t init_thread;
	rt_thread_t led_thread;


	init_thread = rt_thread_create("init",
								rt_init_thread_entry, RT_NULL,
								RT_INIT_THREAD_STACK_SIZE, 8, 20);
	led_thread = rt_thread_create("led",
								rt_led_thread_entry, RT_NULL,
								512, 200, 20);

	if (init_thread != RT_NULL)
		rt_thread_startup(init_thread);

	if (led_thread != RT_NULL)
		rt_thread_startup(led_thread);
	return 0;
}

/*@}*/