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Code Issues Releases Wiki Activity

🆕 创建了loader.asm

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fslongjin
2022-01-17 14:15:26 +08:00
parent 14ea45b62e
commit 51e5a0ffb8
2 changed files with 38 additions and 3 deletions
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8
bootloader/boot.asm
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@ -48,7 +48,7 @@ Label_Start:
mov bx, 0x0700 ;设置白色字体，不闪烁，字体正常亮度，黑色背景
mov cx, 0
mov dx, 0184fh
int 10h
int 0x10
;设置屏幕光标位置为左上角(0,0)的位置
mov ax, 0x0200
@ -60,7 +60,7 @@ Label_Start:
mov ax, 0x1301 ;设置显示字符串，显示后，光标移到字符串末端
mov bx, 0x000a ;设置黑色背景，白色字体，高亮度，不闪烁
mov dx, 0x0000 ;设置游标行列号均为0
mov cx, 24 ;设置字符串长度为20
mov cx, 24 ;设置字符串长度为24
push ax
mov ax, ds
@ -186,7 +186,9 @@ Label_Go_On_Loading_File:
jmp Label_Go_On_Loading_File
Label_File_Loaded:
jmp $
; 跳转到loader
; 这个指令结束后，目标段会复制到CS寄存器中
jmp BaseOfLoader:OffsetOfLoader
; 从软盘读取一个扇区