mirror of https://github.com/wwarthen/RomWBW.git
14 changed files with 43 additions and 8 deletions
@ -0,0 +1,20 @@ |
|||
; |
|||
;================================================================================================== |
|||
; CBIOS INTERRUPT SERVICE ROUTINES |
|||
;================================================================================================== |
|||
; THIS AREA IS FOR ANY OTHER INTERRUPT SERVICE ROUTINES SO THEY ARE SAFELY KEPT IN THE TOP |
|||
; 32k OF THE CPU'S ADDRESS SPACE AND OUT OF THE TPA AREA. REFER TO BNK1.ASM FOR DETAILS ON THE |
|||
; INTERRUPT VECTOR TABLE AT FF00H AND INTERRUPTS.TXT IN THE DOC FOLDER. |
|||
; |
|||
INITISR: ; CALLED DURING BOOT (CBIOS) |
|||
#IF (INTMODE = 2) ; MODE 2 ONLY |
|||
DI |
|||
; MODIFY INTERRUPT VECTOR TABLE TO POINT TO ISR(S) |
|||
; INITIALISE ANY INTERRUPT HARDWARE |
|||
EI |
|||
#ENDIF |
|||
RET |
|||
; ADD ANY ISR(S) HERE |
|||
.FILL 256 ; **DEBUG** RESERVE A PAGE FOR INTERRUPTS |
|||
|
|||
|
|||
Loading…
Reference in new issue