vector.asm
2.13 KB
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;
; Copyright (c) 2021, Shenzhen Academy of Aerospace Technology
;
; SPDX-License-Identifier: Apache-2.0
;
; Change Logs:
; Date Author Notes
; 2021-11-16 Dystopia the first version
;
;-----------------------------------------------------------
; interrupt vector table for C6000 DSP
;-----------------------------------------------------------
;-----------------------------------------------------------
; extern function
;-----------------------------------------------------------
.ref _c_int00 ; entry point
.ref _nmi_handler
.ref _bad_handler
.ref _int4_handler
.ref _int5_handler
.ref _int6_handler
.ref _int7_handler
.ref _int8_handler
.ref _int9_handler
.ref _int10_handler
.ref _int11_handler
.ref _int12_handler
.ref _int13_handler
.ref _int14_handler
.ref _int15_handler
;-----------------------------------------------------------
; macro definition
;-----------------------------------------------------------
;
; create interrupt vector for reset (interrupt 0)
;
VEC_RESET .macro addr
MVKL addr,B0
MVKH addr,B0
B B0
MVC PCE1,B0
NOP 4
.align 32
.endm
;
; create interrupt vector for other used interrupts
;
IRQVEC .macro __name, __isr
.align 32
.hidden __name
.global __name
__name:
B .S2 __isr
NOP
NOP
NOP
NOP
NOP
NOP
NOP
.endm
;
;-----------------------------------------------------------
;
;
; vector table
;
.sect ".vecs"
.align 32
.global vector
vector:
VEC_RESET _c_int00
IRQVEC NMI, _nmi_handler
IRQVEC AINT, _bad_handler
IRQVEC MSGINT, _bad_handler
IRQVEC INT4, _int4_handler
IRQVEC INT5, _int5_handler
IRQVEC INT6, _int6_handler
IRQVEC INT7, _int7_handler
IRQVEC INT8, _int8_handler
IRQVEC INT9, _int9_handler
IRQVEC INT10, _int10_handler
IRQVEC INT11, _int11_handler
IRQVEC INT12, _int12_handler
IRQVEC INT13, _int13_handler
IRQVEC INT14, _int14_handler
IRQVEC INT15, _int15_handler
.end