44blib_a.s

S3C44B0X全套培训资料及源代码 e008s3c44b0x

	AREA |C$$code|, CODE, READONLY

	EXPORT	ChangeMemCon
;*************************************************************************
;*	The function for changing the Bank control and refresh registers) *
;**************************************************************************
;void ChangeMemCon();
ChangeMemCon
    stmfd   sp!,{r4-r9}	    ;Assembler uses the high registers(r4~). 
	   
    ldmia   r0,{r1-r9}
    ldr	    r0,=0x01c80004  ;BANKCON0 Address
    stmia   r0,{r1-r9}

    ldmfd   sp!,{r4-r9}

    mov	    pc,lr


	END