add schedule test and systick_count

Author: reynoldxu

bsp/stm32f10x/applications/SConscript

@@ -3,7 +3,13 @@ Import('rtconfig')
 from building import *
 
 cwd     = os.path.join(str(Dir('#')), 'applications')
-src	= Glob('*.c')
+src	= ['application.c']
+src	= src + ['startup.c']
+
+if GetDepend('RT_USING_TEST_SCHEDULE'):
+    src = src + ['systick_count_asm.s']
+    src = src + ['test_schedule.c']
+
 CPPPATH = [cwd, str(Dir('#'))]
 
 group = DefineGroup('Applications', src, depend = [''], CPPPATH = CPPPATH)

bsp/stm32f10x/applications/application.c

@@ -142,7 +142,7 @@ void rt_init_thread_entry(void* parameter)
     }
 #endif /* #ifdef RT_USING_RTGUI */
 }
-
+extern int test_schedule_init(void);
 int rt_application_init(void)
 {
     rt_thread_t init_thread;
@@ -176,6 +176,8 @@ int rt_application_init(void)
     if (init_thread != RT_NULL)
         rt_thread_startup(init_thread);
 
+    
+    test_schedule_init();
     return 0;
 }
 

bsp/stm32f10x/applications/systick_count.h

@@ -0,0 +1,37 @@
+#ifndef __SYSTICK_COUNT_H__
+#define __SYSTICK_COUNT_H__
+
+//=====global include==============
+//#include "core_cm3.h"
+#include "stm32f10x.h"
+#include <rtthread.h>
+
+rt_uint32_t clk_elapse;    //32bit unsigned integer for countting clk
+rt_uint32_t start_value=0xA5A55A5A;    //32bit unsigned integer for countting clk
+rt_uint32_t end_value;    //32bit unsigned integer for countting clk
+
+SysTick_Type *tick = SysTick;
+
+
+rt_inline void stop_count(void)
+{
+    end_value = tick->VAL;
+}
+
+rt_inline void calc_count(void)
+{
+    if(end_value<start_value)
+    {
+        clk_elapse =  start_value - end_value;
+    }
+    else
+    {
+        clk_elapse = start_value + (tick->LOAD - end_value);
+    }
+    rt_kprintf("Start = %d\t End = %d\tUsed %d\tclk(s) Reload = %d\r\n",start_value,end_value,clk_elapse,tick->LOAD);
+}
+
+//=====function declaration===============
+//void start_count(void);
+
+#endif	/* __SYSTICK_COUNT_H__ */

bsp/stm32f10x/applications/systick_count_asm.s

@@ -0,0 +1,49 @@
+SYSTICK_CURRENT		EQU     0xE000E018		;
+SYSTICK_RELOAD		EQU     0xE000E014		;
+
+
+    AREA |.text|, CODE, READONLY, ALIGN=2
+    THUMB
+    REQUIRE8
+    PRESERVE8
+
+;Import value
+    IMPORT clk_elapse
+    IMPORT start_value
+    IMPORT end_value
+	
+;/*
+; * void start_count(void);
+;	start_value = tick->VAL;
+; */
+start_count    PROC
+    EXPORT  start_count
+	
+    
+    LDR     r1, =start_value
+	LDR     r0, =SYSTICK_CURRENT
+	LDR		r0, [r0]
+	
+	STR     r0, [r1]
+	
+	BX		lr
+	
+    ENDP
+	
+	
+stop_count    PROC
+    ;EXPORT  stop_count
+	
+	LDR     r0, =SYSTICK_CURRENT
+	LDR		r0, [r0]
+    
+	LDR     r1, =end_value
+	STR     r0, [r1]
+	
+	BX		lr
+	
+    ENDP
+
+
+	END		;end of this file
+