vectors.asm

在CCS开发环境下的DSP 5509A的固件程序

;**************************************************************************
;
;	File Name   : vectors.asm
;   Project     : TMS320VC5509 USB firmware framework
;	Author	    : C5000 H/W Applications 
;
;	Version     : 0.1
;	Date        : 30 Apr 2001
; 	Update	    : 
;
;	Description : This file defines VC5509 Interrupt Vector Table.  This
;                 file is not necessary if DSP/BOIS is used.  DSP/BIOS
;                 generates its own interrupt vector table.
;
;**************************************************************************
         
;         .C54CM_off
;         .CPL_off
;         .ARMS_off
        .mmregs
        
        .ref    _c_int00, _USB_ISR
        .def    _RESET_VEC, no_isr

;**********************************************************************************
;        predefined stack operation modes  
;**********************************************************************************
;        USE_RETA     : 2x16-bit fast return mode (RETA used)
;        NO_RETA      : 2x16-bit slow return mode (RETA not used)
;        C54X_STK     : 32-bit slow return mode - default if no stack mode specified

;        .vli_off

;**********************************************************************************
             .sect   "Rst_Vec"
             .align  256             
;**********************************************************************************

_RESET_VEC:  .ivec    _c_int00            ; Reset / Software Interrupt #0 - 32bit slow ret

NMI:	     .ivec    no_isr              ; Nonmaskable / Software Interrupt #1

INT0:	     .ivec    no_isr              ; Ext. User Interrupt #0 / Software Interrupt #2
         
INT2:        .ivec    no_isr              ; Ext. User Interrupt #2 / Software Interrupt #3

TINT0:       .ivec    no_isr              ; Timer #0 / Software Interrupt #4

RINT0:       .ivec    no_isr              ; McBSP #0 Rec / Software Interrupt #5

RINT1:       .ivec    no_isr              ; McBSP #1 Rcv / Software Interrupt #6

XINT1:       .ivec    no_isr              ; McBSP #1 Xmit / Software Interrupt #7

USB:         .ivec    _USB_ISR            ; USB / Software Interrupt #8

DMAC1:       .ivec    no_isr              ; DMA Channel #1 / Software Interrupt #9

DSPINT:      .ivec    no_isr              ; Host Interrupt / Software Interrupt #10

INT3:        .ivec    no_isr              ; Ext. User Interrupt #3 / Software Interrupt #11

RINT2:       .ivec    no_isr              ; McBSP #2 Rcv / Software Interrupt #12

XINT2:       .ivec    no_isr              ; McBSP #2 Xmit / Software Interrupt #13

DMAC4:       .ivec    no_isr              ; DMA Channel #4 / Software Interrupt #14

DMAC5:       .ivec    no_isr              ; DMA Channel #5 / Software Interrupt #15

INT1:        .ivec    no_isr              ; Ext. User Interrupt #1 / Software Interrupt #16

XINT0:       .ivec    no_isr              ; McBSP #0 Xmit / Software Interrupt #17

DMAC0:       .ivec    no_isr              ; DMA Channel #5 / Software Interrupt #18

INT4:        .ivec    no_isr              ; Ext. User Interrupt #4 / Software Interrupt #19

DMAC2:       .ivec    no_isr              ; DMA Channel #2 / Software Interrupt #20

DMAC3:       .ivec    no_isr              ; DMA Channel #3 / Software Interrupt #21

TINT1:       .ivec    no_isr              ; Timer #1 / Software Interrupt #22

I2C:         .ivec    no_isr              ; I2C Interrupt / Software Interrupt #23

BERR:        .ivec    no_isr              ; Bus Error / Software Interrupt #24

DLOG:        .ivec    no_isr              ; Emulation / Software Interrupt #25

RTOS:        .ivec    no_isr              ; Emulation / Software Interrupt #26

SINT27:      .ivec    no_isr              ; Software Interrupt #27

SINT28:      .ivec    no_isr              ; Software Interrupt #28

SINT29:      .ivec    no_isr              ; Software Interrupt #29

SINT30:      .ivec    no_isr              ; Software Interrupt #30

;SINT31:      .ivec    no_isr              ; Software Interrupt #31

;            .vli_on

             .sect   ".text"              

********************************************************************************
** Name     : no_isr                                                          **
**                                                                            **
** Purpose  : Spurious interrupt handler                                      **
**                                                                            **
** Author   :                                                                 **
**                                                                            **
********************************************************************************
no_isr:      return_int