vectors.asm

dsp芯片TMS320C5416实验程序

;*******************************************************************************
; Module Name:      Interrupt_Vectors
;******************************** GLOBALS **************************************
; E X T E R N A L   D E F I N I T I O N S
;
;   MODULE ENTRY POINT:
        .def   Interrupt_Vectors
;
;   MODULO MEMORY
;   NON-MODULO MEMORY
;   CONSTANTS
;   FLAGS
;
; E X T E R N A L   R E F E R E N C E S
;       .include ""
	.mmregs
;   SUBROUTINES CALLED
	.ref  _c_int00, _OSTickISR, _OSCtxSw;

;   CONSTANTS
;   MODULO MEMORY
;   .bss                         ;used to declare uninitialized data memory
;                                ; syntax: .bss symbol_name,word_size,[blocking flag]
;   .data                        ;used to declare initialized data memory
;   NON MODULO MEMORY
;   FLAGS
;********************************* LOCALS *************************************
; DEFINITIONS:
;
STACK_LEN       .set    100
; MODULO MEMORY
; NON MODULO MEMORY
STACK   .usect "STK",STACK_LEN ;

;*********************************   BODY   ***********************************
        .sect  ".vectors"      ; We will want to move to an internal location --
                               ; say 0x2000. Do this with the linker... 
Interrupt_Vectors:             ; 
                      		   ;
Reset_int:                     ;Reset vector vector
         stm #STACK+STACK_LEN,SP ; (vector_base + 0x0)
         b   _c_int00          ;
NMI_int:					   ;
         bd  NMI_int           ;Non-maskable Interrupt Vector (vector_base + 0x4)
         nop                   ;
         nop                   ;
SINT17:  					   ;
		 bd _OSCtxSw           ; context switch
         nop		   		   ; Software Interrupt 17 Vector  (vector_base + 0x8)
         nop                   ;
SINT18:                        ;
         bd  SINT18            ;Software Interrupt 18 Vector  (vector_base + 0xC)
         nop                   ;
         nop                   ;
SINT19:                        ;
         bd  SINT19            ;Software Interrupt 19 Vector  (vector_base + 0x10)
         nop                   ;
         nop                   ;
SINT20:                        ;
         bd  SINT20            ;Software Interrupt 20 Vector  (vector_base + 0x14)
         nop                   ;
         nop                   ;
SINT21:                        ;
         bd  SINT21            ;Software Interrupt 21 Vector  (vector_base + 0x18)
         nop                   ;
         nop                   ;
SINT22:                        ;
         bd  SINT22            ;Software Interrupt 22 Vector  (vector_base + 0x1C)
         nop                   ;
         nop                   ;
SINT23:                        ;
         bd  SINT23            ;Software Interrupt 23 Vector  (vector_base + 0x20)
         nop                   ;
         nop                   ;
SINT24:                        ;
         bd  SINT24            ;Software Interrupt 24 Vector  (vector_base + 0x24)
         nop                   ;
         nop                   ;
SINT25:                        ;
         bd  SINT25            ;Software Interrupt 25 Vector  (vector_base + 0x28)
         nop                   ;
         nop                   ;
SINT26:                        ;
         bd  SINT26            ;Software Interrupt 26 Vector  (vector_base + 0x2C)
         nop                   ;
         nop                   ;
SINT27:                        ;
         bd  SINT27            ;Software Interrupt 27 Vector  (vector_base + 0x30)
         nop                   ;
         nop                   ;
SINT28:                        ;
         bd  SINT28            ;Software Interrupt 28 Vector  (vector_base + 0x34)
         nop                   ;
         nop                   ;
SINT29:                        ;
         bd  SINT29            ;Software Interrupt 29 Vector  (vector_base + 0x38)
         nop                   ;
         nop                   ;
SINT30:                        ;
         bd  SINT30            ;Software Interrupt 30 Vector  (vector_base + 0x3C)
         nop                   ;
         nop                   ;
DI_INT0: 
		 BD		DI_INT0	   	   ;External Interrupt 0 Vector  (vector_base + 0x40)
         nop                   ; nop	     
         nop  				   ;
		 ;PSHM   AL;
		 ;CALAD	A
		 ;LD 	*(_hook_int0), A ; 
		 ;POPM   AL  
DMT_INT: 					   ;
		 BD	DMT_INT 	       ;External Interrupt 1 Vector  (vector_base + 0x44)
         nop                   ; nop
         nop
DI_ISR:  					   ;
		 BD DI_ISR	           ;External Interrupt 2 Vector  (vector_base + 0x48)
		 nop	               ;
		 nop	               ;
Timer_INT:                     ;
         ;rete;bd   Timer_INT  ;Timer Interrupt Vector  (vector_base + 0x4C)
	     nop				   ;
	     call _OSTickISR	   ;????? BD _OSTickISR
	     rete;
	     ;nop;pshm ST0         ;
	     ;nop;pshm ST1         ;
Ser0_RX_int:                   ;
         bd   Ser0_RX_int      ;Serial Port 0 Receive Interupt Vector  (vector_base + 0x50)
         nop                   ;
         nop                   ;
Ser0_TX_int:                   ;
         bd   Ser0_TX_int      ;Serial Port 0 Transmit Interupt Vector  (vector_base + 0x54)
         nop                   ;
         nop                   ;
Ser1_RX_int:                   ;
         bd   Ser1_RX_int      ;Serial Port 1 Receive Interupt Vector  (vector_base + 0x58)
         nop                   ;
         nop                   ;
Ser1_TX_int:                   ;
         bd   Ser1_TX_int      ;Serial Port 1 Transmit Interupt Vector  (vector_base + 0x5C)
         nop                   ;
         nop                   ;
Ext_int3:					   ;
		 bd	Ext_int3           ;External Interupt 3 Vector  (vector_base + 0x60)
         nop                   ;
         nop                   ;
.end