init template

14d75506 · 赵鹏翀 · 14d75506 · 14d75506 · 14d75506 · 14d75506
--- a/.gitignore
+++ b/.gitignore
+/*.img
+/bochs
+/Debug
+/Release
+bochsout.txt
\ No newline at end of file
--- a/Demo045.asmproj
+++ b/Demo045.asmproj
+<?xml version="1.0" encoding="gb2312"?>
+<ASMProject Version="1.00" Name="Demo045">
+	<Configurations>
+		<Configuration Name="Debug" ConfigurationType="2">
+			<Tool Name="PreBuildEventTool"/>
+			<Tool Name="CustomBuildTool"/>
+			<Tool Name="GCCCompilerTool"/>
+			<Tool Name="JWASMAssemblerTool" ObjectFormate="5" GenerateDebugInformation="-1" VersionDebugInfo="-1" AdditionalOptions="/W0"/>
+			<Tool Name="PreLinkEventTool"/>
+			<Tool Name="GCCLinkerTool"/>
+			<Tool Name="JWlinkLinkerTool" AdditionalOptions="disable 1014"/>
+			<Tool Name="PostBuildEventTool"/>
+		</Configuration>
+	</Configurations>
+	<Files>
+		<Filter Name="Դļ" Filter="asm">
+			<File RelativePath=".\main.asm">
+			</File>
+		</Filter>
+	</Files>
+</ASMProject>
--- a/Demo045.puo
+++ b/Demo045.puo
--- a/main.asm
+++ b/main.asm
+assume cs:codesg
+
+codesg segment
+start:
+    ;将求平方功能的程序安装到0:200处
+    mov ax, cs
+    mov ds, ax
+    mov si, offset sqr                ;设置ds:si指向源地址
+    mov ax, 0
+    mov es, ax
+    mov di, 200h                      ;设置es:di指向目的地址
+    mov cx, offset sqrend-offset sqr  ;设置cx为传输长度
+    cld                               ;设置传输方向为正
+    rep movsb
+    
+    ;设置中断向量表，将程序的入口地址保存在7ch表项中，使其成为中断7ch的中断例程
+    mov ax, 0
+    mov es, ax
+    mov word ptr es:[7ch*4], 200h
+    mov word ptr es:[7ch*4+2], 0
+    
+    ;求2*3456^2
+	mov ax, 3456
+	int 7ch           ;调用中断7ch的中断例程，计算ax中的数据的平方
+	add ax, ax        ;将结果乘以2
+	adc dx, dx        ;用dx和ax存放结果
+    
+    mov ax, 4c00h
+    int 21h
+    
+sqr:
+    mul ax
+    iret
+
+sqrend:
+    nop   
+codesg ends
+
+end start
\ No newline at end of file