vectors1.asm

32路DTMF、MFC编解码

        .sect "vectors"
                        
		.mmregs                        
		.def RESET
		.ref _DMA0_xint
		.ref _McBSP1_rint
		.global _c_int00
		;.align  0x80            ; must be aligned on page boundary

RESET:   
		B    _c_int00          	; reset vector
		STM #200,SP 			; stack size of 200
nmi:    RETE                    ; enable interrupts and return from one
		NOP
		NOP
		NOP             ;NMI~
sint17 .space 4*16
sint18 .space 4*16
sint19 .space 4*16
sint20 .space 4*16
sint21 .space 4*16
sint22 .space 4*16
sint23 .space 4*16
sint24 .space 4*16
sint25 .space 4*16
sint26 .space 4*16
sint27 .space 4*16
sint28 .space 4*16
sint29 .space 4*16
sint30 .space 4*16

int0:   RETE
                NOP
                NOP
                NOP
int1:   RETE
                NOP 
                NOP
                NOP
int2:   RETE
                NOP
                NOP
                NOP
tint0:  RETE
                NOP
                NOP
                NOP
rint0:  RETE
                NOP
                NOP
                NOP
xint0:  RETE
                NOP
                NOP
                NOP
dmac0:  BD  _DMA0_xint
                PSHM ST0
                PSHM ST1
tint1:  RETE
                NOP
                NOP
                NOP
int3:   RETE
                NOP
                NOP
                NOP
hpint:  RETE
                NOP
                NOP
                NOP
rint1:  B  _McBSP1_rint
                PSHM ST0
                PSHM ST1
xint1:  RETE
                NOP
                NOP
                NOP
dmac4:  RETE
                NOP
                NOP
                NOP
dmac5:  RETE
                NOP
                NOP
                NOP
                .end