prestub.asm

来自「X86 GX1 BOOTLOAD代码 ,支持WINCE操作系统!」· 汇编 代码 · 共 51 行

ASM
51
字号
;**************************************************************************
;*
;*  PRESTUB.ASM
;*
;*  Copyright (c) 1999 National Semiconductor Corporation.
;*  All Rights Reserved.
;*
;*  Function:
;*    Stub routine for preSioInit
;*
;*  $Revision:: 1   $
;*
;**************************************************************************

	;.MODEL TINY
	.486P

	INCLUDE DEF.INC
	INCLUDE MACROS.INC
	INCLUDE PORT80.INC

_TEXT SEGMENT PUBLIC use16 'CODE'

;**************************************************************************
;*
;*	preSioInit
;*
;*	Entry:
;*	Exit:
;*	Destroys:
;*
;**************************************************************************
preSioInit PROC NEAR PUBLIC
	shl	ebx, 16

	; Your code here
	; Preserve upper half of EBX



	; End your code

	shr	ebx, 16
	jmp	bx

preSioInit ENDP

_TEXT ENDS

END

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