omap_init.asm

YAMAHA的铃音芯片的测试程序

;/* ******************************************************************/
;/* FUNCTION                                                         */
;/*    init.asm                                                      */
;/* DESCRIPTION                                                      */
;/*    EMI initializing                                              */
;/*    Vector_table and Exception_handler except IRQ_Handler         */
;/* AUTHOR                                                           */
;/*    Linyi LinFeng                                                 */
;/* ******************************************************************/

			.def	start	
		    .ref	_IRQ_Handler
			.ref 	_B_OmapInit
			.ref	_c_int00
			.sect	"intvecs"
			.state32
start:	
 			B      	Reset_Handler
			B      	Undefined_Handler
			B      	SWI_Handler
			B      	Prefetch_Handler
			B      	Abort_Handler
			NOP     ; Reserved vector
			B       _IRQ_Handler
FIQ_Handler:
			B     	FIQ_Handler
			
			.text
Undefined_Handler:
			B      	Undefined_Handler
			
SWI_Handler:
			; add software intertupt process here
			MOVS	pc,lr		;return
			
Prefetch_Handler:
			B      	Prefetch_Handler
Abort_Handler:
			B      	Abort_Handler

Reset_Handler:
			;BL	_B_OmapInit
			B _c_int00+16			  
			

			.end