From 075f79708af2019c7087766ef2ed7d6ed4fc12e5 Mon Sep 17 00:00:00 2001
From: Bernard Xiong <bernard.xiong@gmail.com>
Date: Sun, 27 Apr 2014 10:02:52 +0800
Subject: [PATCH] [bsp/stm32f40x] code cleanup.

---
 bsp/stm32f40x/applications/application.c | 138 ++---------------------
 1 file changed, 7 insertions(+), 131 deletions(-)

diff --git a/bsp/stm32f40x/applications/application.c b/bsp/stm32f40x/applications/application.c
index 27f91da29..d4ad72f64 100644
--- a/bsp/stm32f40x/applications/application.c
+++ b/bsp/stm32f40x/applications/application.c
@@ -10,16 +10,9 @@
  * Change Logs:
  * Date           Author       Notes
  * 2009-01-05     Bernard      the first version
+ * 2014-04-27     Bernard      make code cleanup. 
  */
 
-/**
- * @addtogroup STM32
- */
-/*@{*/
-
-#include <stdio.h>
-
-#include "stm32f4xx.h"
 #include <board.h>
 #include <rtthread.h>
 
@@ -49,135 +42,18 @@ void rt_init_thread_entry(void* parameter)
         rt_kprintf("TCP/IP initialized!\n");
     }
 #endif
-
-//FS
-
-//GUI
-}
-
-float f_var1;
-float f_var2;
-float f_var3;
-float f_var4;
-
-ALIGN(RT_ALIGN_SIZE)
-static char thread_led1_stack[1024];
-struct rt_thread thread_led1;
-static void rt_thread_entry_led1(void* parameter)
-{
-    GPIO_InitTypeDef  GPIO_InitStructure;
-
-    /* GPIOD Periph clock enable */
-    RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOD, ENABLE);
-
-    /* Configure PD12, PD13, PD14 and PD15 in output pushpull mode */
-    GPIO_InitStructure.GPIO_Pin = GPIO_Pin_12 | GPIO_Pin_13| GPIO_Pin_14| GPIO_Pin_15;
-    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT;
-    GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
-    GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
-    GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
-    GPIO_Init(GPIOD, &GPIO_InitStructure);
-
-    f_var1 = 3.141592653;
-    f_var2 = 123.456;
-    f_var3 = 0.123456789;
-    f_var4 = 1.00001;
-
-    while (1)
-    {
-        /* PD12 to be toggled */
-        GPIO_SetBits(GPIOD, GPIO_Pin_12);
-
-        /* Insert delay */
-        rt_thread_delay(RT_TICK_PER_SECOND/2);
-        f_var3 += f_var4;
-        f_var4 = f_var4 * f_var4;
-
-        /* PD13 to be toggled */
-        GPIO_SetBits(GPIOD, GPIO_Pin_13);
-
-        /* Insert delay */
-        rt_thread_delay(RT_TICK_PER_SECOND/2);
-        f_var3 += f_var4;
-        f_var4 = f_var4 * f_var4;
-
-        /* PD14 to be toggled */
-        GPIO_SetBits(GPIOD, GPIO_Pin_14);
-
-        /* Insert delay */
-        rt_thread_delay(RT_TICK_PER_SECOND/2);
-        f_var3 += f_var4;
-        f_var4 = f_var4 * f_var4;
-
-        /* PD15 to be toggled */
-        GPIO_SetBits(GPIOD, GPIO_Pin_15);
-
-        /* Insert delay */
-        rt_thread_delay(RT_TICK_PER_SECOND*2);
-        f_var3 += f_var4;
-        f_var4 = f_var4 * f_var4;
-
-        GPIO_ResetBits(GPIOD, GPIO_Pin_12|GPIO_Pin_13|GPIO_Pin_14|GPIO_Pin_15);
-
-        /* Insert delay */
-        rt_thread_delay(RT_TICK_PER_SECOND);
-        f_var3 += f_var4;
-        f_var4 = f_var4 * f_var4;
-    }
-}
-
-
-ALIGN(RT_ALIGN_SIZE)
-static char thread_led2_stack[1024];
-struct rt_thread thread_led2;
-static void rt_thread_entry_led2(void* parameter)
-{
-    float f_var_me;
-
-    char str_buffer[256];
-    while(1)
-    {
-        f_var_me = f_var1 * f_var2 + f_var3;
-        sprintf(str_buffer, "%f", f_var_me);
-        rt_kprintf("thread1 %s\r\n", str_buffer);
-        rt_thread_delay(RT_TICK_PER_SECOND);
-    }
 }
 
 int rt_application_init()
 {
-    rt_thread_t init_thread;
-
-#if (RT_THREAD_PRIORITY_MAX == 32)
-    init_thread = rt_thread_create("init",
-                                   rt_init_thread_entry, RT_NULL,
-                                   2048, 8, 20);
-#else
-    init_thread = rt_thread_create("init",
-                                   rt_init_thread_entry, RT_NULL,
-                                   2048, 80, 20);
-#endif
-
-    if (init_thread != RT_NULL)
-        rt_thread_startup(init_thread);
+    rt_thread_t tid;
 
-    //------- 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);
+    tid = rt_thread_create("init",
+        rt_init_thread_entry, RT_NULL,
+        2048, RT_THREAD_PRIORITY_MAX/3, 20);
 
-    //------- init led2 thread
-    rt_thread_init(&thread_led2,
-                   "led2",
-                   rt_thread_entry_led2,
-                   RT_NULL,
-                   &thread_led2_stack[0],
-                   sizeof(thread_led2_stack),11,5);
-    rt_thread_startup(&thread_led2);
+    if (tid != RT_NULL)
+        rt_thread_startup(tid);
 
     return 0;
 }
-- 
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