Sprinter-BIOS/bios/rom/SETUP/IM2_INT.asm

;
; before_intPointer	EQU #C000
; INT_POINTER		EQU #C002
; INT_HANDLER		EQU #C004


before_intPointer       EQU $
                        BLOCK   #FF - low $,0                            ; ¢ëà ¢­¨¢ ­¨¥ ­  #xxFF                        
INT_POINTER:		WORD    0

 ASSERT +low INT_POINTER = #FF, 'ERROR! Not valid interrupt pointer!'
 IFDEF PREBUILD
        ASSERT INT_POINTER-before_intPointer < 16, 'Warning! To much space before INT_POINTER.'
 ELSE
   IF INT_POINTER-before_intPointer > 16
        DISPLAY 'Warning! To much space before INT_POINTER: ',/D,INT_POINTER-before_intPointer
   ENDIF
 ENDIF

INT_HANDLER:	PUSH	AF
		EX	AF,AF'
		PUSH	AF
		PUSH	BC
		PUSH	DE
		PUSH	HL
		EXX 
		PUSH	BC
		PUSH	DE
		PUSH	HL
		PUSH	IX
		PUSH	IY
		CALL	KEYSCAN
		;
		IF	STARTUP_SND
		 SCF
.sndSwitch:	 CCF		; SCF/CCF
		 CALL	C,STARTUP_SOUND
		ENDIF
		;
		POP	IY
		POP	IX
		POP	HL
		POP	DE
		POP	BC
		EXX 
		POP	HL
		POP	DE
		POP	BC
		POP	AF
		EX	AF,AF'
		POP	AF
		EI 
		RETI 
;