mirror of
https://github.com/yourtion/30dayMakeOS.git
synced 2026-02-04 18:43:25 +08:00
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4 Commits
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358f1a4d33 | ||
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e041908391 | ||
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70af4152d2 | ||
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5c10d16cd1 |
@@ -33,9 +33,9 @@
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; 信息显示部分
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DB 0x0a, 0x0a ; ?个?行
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DB 0x0a, 0x0a ; 换行两次
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DB "hello, world"
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DB 0x0a ; ?行
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DB 0x0a ; 换行
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DB 0
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RESB 0x1fe-$ ; 填写0x00直到0x001fe
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1
02_day/!cons_9x.bat
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1
02_day/!cons_9x.bat
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@@ -0,0 +1 @@
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command
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1
02_day/!cons_nt.bat
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1
02_day/!cons_nt.bat
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@@ -0,0 +1 @@
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cmd.exe
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39
02_day/Makefile
Normal file
39
02_day/Makefile
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@@ -0,0 +1,39 @@
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# 默认动作
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default :
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../z_tools/make.exe img
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# 镜像文件生成
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ipl.bin : ipl.nas Makefile
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../z_tools/nask.exe ipl.nas ipl.bin ipl.lst
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helloos.img : ipl.bin Makefile
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../z_tools/edimg.exe imgin:../z_tools/fdimg0at.tek \
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wbinimg src:ipl.bin len:512 from:0 to:0 imgout:helloos.img
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# 其他指令
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asm :
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../z_tools/make.exe -r ipl.bin
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img :
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../z_tools/make.exe -r helloos.img
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run :
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../z_tools/make.exe img
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copy helloos.img ..\z_tools\qemu\fdimage0.bin
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../z_tools/make.exe -C ../z_tools/qemu
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install :
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../z_tools/make.exe img
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../z_tools/imgtol.com w a: helloos.img
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clean :
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-del ipl.bin
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-del ipl.lst
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src_only :
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../z_tools/make.exe clean
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-del helloos.img
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60
02_day/ipl.nas
Normal file
60
02_day/ipl.nas
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@@ -0,0 +1,60 @@
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; hello-os
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; TAB=4
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ORG 0x7c00 ; 指明程序装载地址
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; 标准FAT12格式软盘专用的代码 Stand FAT12 format floppy code
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JMP entry
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DB 0xeb, 0x4e, 0x90
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DB "HELLOIPL" ; 启动扇区名称(8字节)
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DW 512 ; 每个扇区(sector)大小(必须512字节)
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DB 1 ; 簇(cluster)大小(必须为1个扇区)
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DW 1 ; FAT起始位置(一般为第一个扇区)
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DB 2 ; FAT个数(必须为2)
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DW 224 ; 根目录大小(一般为224项)
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DW 2880 ; 该磁盘大小(必须为2880扇区1440*1024/512)
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DB 0xf0 ; 磁盘类型(必须为0xf0)
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DW 9 ; FAT的长度(必??9扇区)
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DW 18 ; 一个磁道(track)有几个扇区(必须为18)
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DW 2 ; 磁头数(必??2)
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DD 0 ; 不使用分区,必须是0
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DD 2880 ; 重写一次磁盘大小
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DB 0,0,0x29 ; 意义不明(固定)
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DD 0xffffffff ; (可能是)卷标号码
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DB "HELLO-OS " ; 磁盘的名称(必须为11字?,不足填空格)
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DB "FAT12 " ; 磁盘格式名称(必??8字?,不足填空格)
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RESB 18 ; 先空出18字节
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; 程序主体
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entry:
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MOV AX,0 ; 初始化寄存器
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MOV SS,AX
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MOV SP,0x7c00
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MOV DS,AX
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MOV ES,AX
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MOV SI,msg
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putloop:
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MOV AL,[SI]
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ADD SI,1 ; 给SI加1
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CMP AL,0
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JE fin
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MOV AH,0x0e ; 显示一个文字
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MOV BX,15 ; 指定字符颜色
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INT 0x10 ; 调用显卡BIOS
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JMP putloop
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fin:
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HLT ; 让CPU停止,等待指令
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JMP fin ; 无限循环
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msg:
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DB 0x0a, 0x0a ; 换行两次
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DB "hello, world"
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DB 0x0a ; 换行
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DB 0
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RESB 0x7dfe-$ ; 填写0x00直到0x001fe
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DB 0x55, 0xaa
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1
02_day/make.bat
Normal file
1
02_day/make.bat
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@@ -0,0 +1 @@
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..\z_tools\make.exe %1 %2 %3 %4 %5 %6 %7 %8 %9
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