DSP Development System - Digital Signal Processing and Applications with the C6713 and C6416 DSK - page 31

* Vectors_intr.asm Vector file for interrupt INT11
.global _vectors ;global symbols

.global _c_int00
.global _vector1
.global _vector2
.global _vector3
.global _vector4
.global _vector5
.global _vector6
.global _vector7
.global _vector8
.global _vector9

.global _vector10
.global _c_int11 ;for INT11

.global _vector12
.global _vector13
.global _vector14
.global _vector15

.ref _c_int00 ;entry address

VEC_ENTRY .macro addr ;macro for ISR

STW B0,*--B15
MVKL addr,B0
MVKH addr,B0
B B0
LDW *B15++,B0
NOP 2
NOP
NOP
.endm

_vec_dummy:
B B3
NOP 5

.sect ".vecs" ;aligned IST section

.align 1024
_vectors:
_vector0: VEC_ENTRY _c_int00 ;RESET
_vector1: VEC_ENTRY _vec_dummy ;NMI
_vector2: VEC_ENTRY _vec_dummy ;RSVD
_vector3: VEC_ENTRY _vec_dummy
_vector4: VEC_ENTRY _vec_dummy
_vector5: VEC_ENTRY _vec_dummy
_vector6: VEC_ENTRY _vec_dummy
_vector7: VEC_ENTRY _vec_dummy
_vector8: VEC_ENTRY _vec_dummy
_vector9: VEC_ENTRY _vec_dummy
_vector10: VEC_ENTRY _vec_dummy
_vector11: VEC_ENTRY _c_int11 ;ISR address
_vector12: VEC_ENTRY _vec_dummy
_vector13: VEC_ENTRY _vec_dummy
_vector14: VEC_ENTRY _vec_dummy
_vector15: VEC_ENTRY _vec_dummy

FIGURE 1.15. Vector file for an interrupt-driven program ( vectors_intr.asm ).