git-svn-id: https://rt-thread.googlecode.com/svn/trunk@246 bbd45198-f89e-11dd-88c7-29a3b14d5316
This commit is contained in:
aganhx@gmail.com
parent
6abb53c3d4
commit
1df7e4fdc7
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@ -35,7 +35,7 @@ if rtconfig.RT_USING_DFS:
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if rtconfig.RT_USING_LWIP:
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objs = objs + SConscript(RTT_ROOT + '/net/lwip/SConscript', variant_dir='build/net/lwip', duplicate=0)
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src_bsp = ['application.c', 'startup.c', 'board.c']
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src_bsp = ['application.c', 'startup.c', 'board.c','led.c']
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src_drv = ['console.c']
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if rtconfig.RT_USING_DFS:
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@ -20,6 +20,7 @@
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#include <board.h>
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#include <rtthread.h>
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#include "led.h"
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#ifdef RT_USING_DFS
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/* dfs init */
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@ -87,23 +88,50 @@ void rt_init_thread_entry(void* parameter)
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#endif
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}
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void rt_led_thread_entry(void* parameter)
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{
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while(1)
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{
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/* led on 1s */
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rt_hw_led_on(LED2|LED3);
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rt_thread_delay(100);
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/* led off 1s */
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rt_hw_led_off(LED2|LED3);
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rt_thread_delay(100);
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}
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}
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int rt_application_init()
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{
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rt_thread_t init_thread;
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rt_thread_t led_thread;
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#if (RT_THREAD_PRIORITY_MAX == 32)
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init_thread = rt_thread_create("init",
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rt_init_thread_entry, RT_NULL,
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2048, 8, 20);
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led_thread = rt_thread_create("led",
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rt_led_thread_entry, RT_NULL,
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512, 20, 20);
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#else
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init_thread = rt_thread_create("init",
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rt_init_thread_entry, RT_NULL,
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2048, 80, 20);
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led_thread = rt_thread_create("led",
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rt_led_thread_entry, RT_NULL,
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512, 200, 20);
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#endif
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if (init_thread != RT_NULL)
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rt_thread_startup(init_thread);
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if(led_thread != RT_NULL)
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rt_thread_startup(led_thread);
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return 0;
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}
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@ -19,6 +19,7 @@
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#include <rthw.h>
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#include "board.h"
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#include "led.h"
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/**
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* @addtogroup mini2440
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@ -41,7 +42,6 @@ extern void rt_hw_get_clock(void);
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extern void rt_hw_set_dividor(rt_uint8_t hdivn, rt_uint8_t pdivn);
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extern void rt_hw_set_clock(rt_uint8_t sdiv, rt_uint8_t pdiv, rt_uint8_t mdiv);
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static rt_uint32_t timer_load_val = 0;
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#define UART0 ((struct uartport *)U0BASE)
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struct serial_int_rx uart0_int_rx;
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@ -58,9 +58,6 @@ struct rt_device uart0_device;
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*/
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void rt_timer_handler(int vector)
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{
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/* reset TDATA0 */
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TCNTB4 = timer_load_val;
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rt_tick_increase();
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}
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@ -115,6 +112,29 @@ void rt_hw_uart_init(void)
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rt_hw_interrupt_umask(INTUART0);
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}
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/**
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* This function will init timer4 for system ticks
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*/
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void rt_hw_timer_init()
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{
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/* timer4, pre = 15+1 */
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TCFG0 &= 0xffff00ff;
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TCFG0 |= 15 << 8;
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/* all are interrupt mode,set Timer 4 MUX 1/4 */
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TCFG1 &= 0xfff0ffff;
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TCFG1 |= 0x00010000;
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TCNTB4 = (rt_int32_t)(PCLK / (4 *16* RT_TICK_PER_SECOND)) - 1;
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/* manual update */
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TCON = TCON & (~(0x0f<<20)) | (0x02<<20);
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/* install interrupt handler */
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rt_hw_interrupt_install(INTTIMER4, rt_timer_handler, RT_NULL);
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rt_hw_interrupt_umask(INTTIMER4);
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/* start timer4, reload */
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TCON = TCON & (~(0x0f<<20)) | (0x05<<20);
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}
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/**
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* This function will init s3ceb2410 board
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*/
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@ -126,6 +146,9 @@ void rt_hw_board_init()
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/* Get the clock */
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rt_hw_get_clock();
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/* initialize led port */
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rt_hw_led_init();
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/* initialize uart */
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rt_hw_uart_init();
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@ -139,12 +162,8 @@ void rt_hw_board_init()
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rt_hw_touch_init();
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#endif
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/* install interrupt handler */
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rt_hw_interrupt_install(INTTIMER4, rt_timer_handler, RT_NULL);
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rt_hw_interrupt_umask(INTTIMER4);
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/* stop timer */
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/* TCON = 0x0; */
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/* initialize timer4 */
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rt_hw_timer_init();
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}
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/*@}*/
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@ -0,0 +1,35 @@
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/*
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* File : led.c
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* This file is part of RT-Thread RTOS
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* COPYRIGHT (C) 2006, 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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* 2009-12-27 rdghx mini2440
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*/
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#include <s3c24x0.h>
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#include "led.h"
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void rt_hw_led_init(void)
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{
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/* GPB5,GPB6,GPB7,GPB8 for LED */
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GPBCON = GPBCON & (~(0xff << 10)) | (0x55 << 10);
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GPBUP |= (0x0f << 5);
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}
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void rt_hw_led_on(unsigned char value)
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{
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GPBDAT &= ~ ((value & 0x0f) << 5);
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}
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void rt_hw_led_off(unsigned char value)
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{
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GPBDAT |= (value & 0x0f) << 5;
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}
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@ -0,0 +1,28 @@
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/*
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* File : led.h
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* This file is part of RT-Thread RTOS
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* COPYRIGHT (C) 2006, 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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* 2009-12-27 rdghx mini2440
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*/
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#ifndef __LED_H__
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#define __LED_H__
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#define LED1 0x01
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#define LED2 0x02
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#define LED3 0x04
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#define LED4 0x08
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#define LED_ALL 0x0f
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void rt_hw_led_init(void);
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void rt_hw_led_on(unsigned char value);
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void rt_hw_led_off(unsigned char value);
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#endif
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