rt-thread/bsp/nios_ii/application.c

115 lines
2.7 KiB
C

/*
* File : application.c
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2006-2011, 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
* 2011-02-14 aozima first implementation for Nios II.
* 2011-03-04 aozima add led.
*/
#include <rtthread.h>
#include "board.h"
/**
* @addtogroup NIOS_II
*/
/*@{*/
#include "system.h"
#include "altera_avalon_pio_regs.h"
// trun on led n
#define rt_hw_led_on(n) IOWR_ALTERA_AVALON_PIO_DATA(\
LED_BASE,\
IORD_ALTERA_AVALON_PIO_DATA(LED_BASE) | 1<<n)
// trun off led n
#define rt_hw_led_off(n) IOWR_ALTERA_AVALON_PIO_DATA(\
LED_BASE,\
IORD_ALTERA_AVALON_PIO_DATA(LED_BASE) & ~(1<<n) )
ALIGN(RT_ALIGN_SIZE)
static char thread_led1_stack[1024];
struct rt_thread thread_led1;
static void rt_thread_entry_led1(void* parameter)
{
unsigned int count=0;
while (1)
{
/* led1 on */
#ifndef RT_USING_FINSH
rt_kprintf("led1 on,count : %d\r\n",count);
#endif
count++;
rt_hw_led_on(1);
/* sleep 0.5 second and switch to other thread */
rt_thread_delay(RT_TICK_PER_SECOND/2);
/* led1 off */
#ifndef RT_USING_FINSH
rt_kprintf("led1 off\r\n");
#endif
rt_hw_led_off(1);
rt_thread_delay(RT_TICK_PER_SECOND/2);
}
}
ALIGN(RT_ALIGN_SIZE)
static char thread_led2_stack[1024];
struct rt_thread thread_led2;
void rt_thread_entry_led2(void* parameter)
{
unsigned int count=0;
while (1)
{
/* led2 on */
#ifndef RT_USING_FINSH
rt_kprintf("led2 on,count : %d\r\n",count);
#endif
count++;
rt_hw_led_on(2);
rt_thread_delay(RT_TICK_PER_SECOND);
/* led2 off */
#ifndef RT_USING_FINSH
rt_kprintf("led2 off\r\n");
#endif
rt_hw_led_off(2);
rt_thread_delay(RT_TICK_PER_SECOND);
}
}
int rt_application_init()
{
// led_init();
//------- init led1 thread
rt_thread_init(&thread_led1,
"led1",
rt_thread_entry_led1,
RT_NULL,
&thread_led1_stack[0],
sizeof(thread_led1_stack),11,5);
rt_thread_startup(&thread_led1);
//------- init led2 thread
rt_thread_init(&thread_led2,
"led2",
rt_thread_entry_led2,
RT_NULL,
&thread_led2_stack[0],
sizeof(thread_led2_stack),12,5);
rt_thread_startup(&thread_led2);
return 0;
}
/*@}*/