main.asm

jserv写的orz小内核 有详细的注释

%include "defines.asm"
%include "orzmicro.inc"
%include "16bit.asm"
%include "32bit.asm"

;-----------------------------------------------------------------------------------
; Now, we are under 32 bit protected mode. Starting...

	mov al,1
	call SetVideoMode

	call InitTasks

	mov eax, Ts1 + 0x10		; Task begin
	mov ebx, Ts2 - Ts1 - 0x10	; Task size
	mov ecx, [Ts1 + 8]		; Stack size
	mov edx, [Ts1 + 12]		; Data size
	mov esi, ts1Name		; Task name
	call CreateTask

	mov eax, Ts2 + 0x10		; Task begin
	mov ebx, Ts3 - Ts2 - 0x10	; Task size
	mov ecx, [Ts2 + 8]		; Stack size
	mov edx, [Ts2 + 12]		; Data size
	mov esi, ts2Name		; Task name
	call CreateTask

	mov eax, Ts3 + 0x10		; Task begin
	mov ebx, Ts4 - Ts3 - 0x10	; Task size
	mov ecx, [Ts3 + 8]		; Stack size
	mov edx, [Ts3 + 12]		; Data size
	mov esi, ts3Name		; Task name
	call CreateTask

	mov eax, Ts4 + 0x10		; Task begin
	mov ebx, Ts5 - Ts4 - 0x10	; Task size
	mov ecx, [Ts4 + 8]		; Stack size
	mov edx, [Ts4 + 12]		; Data size
	mov esi, ts4Name		; Task name
	call CreateTask

	mov eax, Ts5 + 0x10		; Task begin
	mov ebx, Ts6 - Ts5 - 0x10	; Task size
	mov ecx, [Ts5 + 8]		; Stack size
	mov edx, [Ts5 + 12]		; Data size
	mov esi, ts5Name		; Task name
	call CreateTask

	mov eax, Ts6 + 0x10		; Task begin
	mov ebx, Ts7 - Ts6 - 0x10	; Task size
	mov ecx, [Ts6 + 8]		; Stack size
	mov edx, [Ts6 + 12]		; Data size
	mov esi, ts6Name		; Task name
	call CreateTask

	jmp Schedule

; Default tasks (entries)
Ts1:		incbin "tasks/bin/exec_library.bin"
Ts2:		incbin "tasks/bin/floppy_device.bin"
Ts3:		incbin "tasks/bin/fat12_handler.bin"
Ts4:		incbin "tasks/bin/init.bin"
Ts5:		incbin "tasks/bin/console_library.bin"
Ts6:		incbin "tasks/bin/keyboard_handler.bin"
Ts7:

; Default task names
ts1Name		db "exec.library",0
ts2Name		db "floppy.device",0
ts3Name		db "fat12.handler",0
ts4Name		db "init",0
ts5Name		db "console.library",0
ts6Name		db "keyboard.handler",0

;-------------------------------------------------------------------------------

%include "helper.inc"
%include "globals.asm"
%include "video.asm"
%include "mm.asm"
%include "tasks.asm"

%include "realmode.asm"
%include "irqs.asm"
%include "kprint.asm"
%include "gpfault.asm"
%include "except_fault.asm"
%include "irq_handlers.asm"
%include "messages.asm"

%include "tables.asm"