def:
rti
- .globl _debug_user_vectors
-_debug_user_vectors = 0
+;; .globl _debug_user_vectors
+;;_debug_user_vectors = 0
+
+
+;; RTI interrupt handler
+ .sect .text
+rti:
+ jsr chime
+ ldaa #0x40
+ staa 0x1025
+ rti
;;
;; Interrupt vectors are in a specific section that is
.word def ; ffee
;; Misc
+ ;.word def ; fff0 (RTII) ; uncomment to disable the RTI & comment below
.word rti ; fff0 (RTII)
.word uart_interrupt ; fff2 (IRQ)
.word def ; fff4 (XIRQ)