os_starthighrdy.asm

来自「f2812的初始化构架」· 汇编 代码 · 共 20 行

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.text
_OSStartHighRdy:  

	.global _OSStartHighRdy
	.ref   _OSTCBHighRdy						                               	        	
	       
     
     MOVW    DP,#_OSTCBHighRdy	 ;SP = OSTCBhighRdy->OSTCBStkPtr	
     MOVL    XAR4,@_OSTCBHighRdy   
     MOV     AL,*+XAR4[0]              
     SUB     AL,#18              ;first task ,direct go to the task entry
     MOV    @SP,AL
     
     

    
      IRET

.end