BitPlane1=$50000	;Adresse Bitplane 1
Exec=4			;Basisadresse Execbase
Permit=-138		;Stop Multitasking
Forbid=-132		;Start Multitasking
OpenLibrary=-408	
CloseLibrary=-414
InitRastPort=-198
InitBitMap=-390
SetRast= -30 -204
Move= -30 -210
text= -30 -30
Draw= -30 -216
RectFill= -30 -276
ScrollRaster= -30 -366
WritePixel= -30 -294
SetAPen= -30 -312
WaitTOF= -30 -240

start:
	jsr setup	;Initialisiert die Bitmaps und
			;oeffnet benoetigte Libraries
initirq:
	move.w #$4000,$dff09a 
	move.l $6c,Oldirq 
	move.l #Neuirq,$6c
        move.w #$c000,$dff09a 
	jmp grafik

Neuirq: 
	movem.l d0-d2/a0-a1,-(a7)
        move SR,-(sp)
        move.w $dff01e,d0   
        btst #5,d0 
        bne.s makeirq
        bra  Endirq 

Makeirq:

Endirq:
	move (sp)+,SR
        movem.l (sp)+,d0-d2/a0-a1
        DC.W $4ef9
Oldirq: DC.L $0000


grafik:
	jsr setcopper
	move.l gfxbase,a6
	lea rastport,a1
	move.l #10,d0
	move.l #10,d1
	jsr move(a6)
	move.l gfxbase,a6
	lea rastport,a1
	move.l #str1,a0
	move.l #16,d0
	jsr text(a6)
	move.l gfxbase,a6
	lea rastport,a1
	move.l #10,d0
	move.l #20,d1
	jsr move(a6)
	move.l gfxbase,a6
	lea rastport,a1
	move.l #str2,a0
	move.l #16,d0
	jsr text(a6)
	move.l gfxbase,a6
	lea rastport,a1
	move.l #10,d0
	move.l #60,d1
	jsr move(a6)
	move.l gfxbase,a6
	lea rastport,a1
	move.l #str3,a0
	move.l #8,d0
	jsr text(a6)

no:
	move.b $bfd100,char
	move.b $bfe001,char1
	jsr print
	jsr wait
	jmp no


wait:
	andi.b	#64,$bfe001	;Bit 7 (linke Maustaste)
	beq ende
	rts
	bne wait
ende:
	move.w #$4000,$dff09a
	move.l oldirq,$6c
	move.w #$c000,$dff09a
	move.l copptr,a0
	move.l	oldcop,(a0)	;Alte Copperliste wieder bereit-
	move.l exec,a6
	move.l	GfxBase,a1	;stellen und Gfxlibrary
	jsr	CloseLibrary(a6);schliessen
	move.l dos_base,a1
	jsr closelibrary(a6)
	jsr	Permit(a6)	;Multitasking wieder zulassen
	ILLEGAL			;Rueckkehr zum SEKA
	rts			;ende

print:
	move.w char,d1
	move.l #string+16,a0

	move.l #15,d0
loop:	btst #0,d1
	beq null
	move.b #"1",-(a0)
	bra endl
null:	move.b #"0",-(a0)
endl:	asr.w #1,d1
	dbf d0,loop
	move.w char1,d1
	move.l #string1+16,a0
	move.l #15,d0
loop2:	btst #0,d1
	beq nu1
	move.b #"1",-(a0)
	bra endl2
nu1:	move.b #"0",-(a0)
endl2:	asr.w #1,d1
	dbf d0,loop2

	move.l gfxbase,a6
	lea rastport,a1
	move.l #10,d0
	move.l #35,d1
	jsr move(a6)
	move.l gfxbase,a6
	lea rastport,a1
	move.l #string,a0
	move.l #26,d0
	jsr text(a6)
	move.l gfxbase,a6
	lea rastport,a1
	move.l #10,d0
	move.l #45,d1
	jsr move(a6)
	move.l gfxbase,a6
	lea rastport,a1
	move.l #string1,a0
	move.l #26,d0
	jsr text(a6)
	rts

setup:
	move.l	Exec,a6		;Exebase-Adresse nach a6
	jsr	permit(a6)	;Stop Multitasking

	move.l exec,a6
	lea.l dosname,a1
	jsr Openlibrary(a6)
	move.l d0,dos_base

	lea	GrName,a1	;Gfxname nach a1
	jsr	OpenLibrary(a6)	;Gfxlibrary oeffnen
	move.l	d0,GfxBase	;Basisadresse buffern
	move.l	d0,a6
	add.l	#$32,d0
	move.l	d0,copptr

	lea	BitMap,a0	;Bitmapstruktur nach a0
	moveq	#1,d0		;Tiefe (5 Bitplanes)
	move.l	#320,d1		;320 Pixel nach x
	move.l	#200,d2		;200 Pixel nach y
	jsr	InitBitMap(a6)	;Bitmap Initialisieren
	lea	RastPort,a1	;erhaltenen Rastport nach a1
	jsr	InitRastPort(a6);Rastport initialisieren	
	move.l	#BitMap,R_BitMap


	move.l	#BitPlane1,d0	;Adresse Bitplane nach d0
	move.l	d0,Plane1	;Adresse auch nach Plane1
	move.l	d0,a0		;und nach Adressregister a0
	move.w	d0,lo1		;sowie in Copperliste speichern
	swap	d0		;Hi-Nibble isolieren und eben-
	move.w	d0,hi1		;falls nach Copperliste
	move.l	#8000,d0	;8000 Bytes fuer Bitplane bele-
	move.b	#$00,d1		;gen
cl1:	move.b	d1,(a0)+
	dbf	d0,cl1
	rts

setcopper:
	move.l	copptr,a0	;Adresse der Copperliste nach a0
	move.l	(a0),oldcop	;Alte Liste zwischenspeichern
	move.l	#Copper,(a0)	;Neue Liste fue Copper
	rts


Copper:
	DC.W	$0180
co0:	dc.w	$0000
	DC.W	$0182
co1:	dc.w	$0fff
	DC.W	$0184
co2:	dc.w	$000f
	DC.W	$0186	
co3:	dc.w	$0f00
	DC.W    $0188
co4:	dc.w	$000f
	DC.W	$018a
co5:	dc.w	$0f0f
	DC.W	$018c
co6:	dc.w	$00ff
	DC.W	$018e
co7:	dc.w	$f0ff
	DC.W	$0190
co8:	dc.w	$0620
	DC.W	$0192
co9:	dc.w	$0e50
	DC.W	$0194
co10:	dc.w	$09f1
	DC.W	$0196	
co11:	dc.w	$0eb0
	dc.w	$0198
co12:	dc.w	$055f
	dc.w	$019a
co13:	dc.w	$092f
	dc.w	$019c
co14:	dc.w	$00f8
	dc.w	$019e
co15:	dc.w	$0ccc
	dc.w	$01a0
co16:	dc.w	$0000		
	dc.w	$01a2
co17:	dc.w	$0d22
	dc.w	$01a4
co18:	dc.w	$0000
	dc.w	$01a6
co19:	dc.w	$0fca
	dc.w	$01a8
co20:	dc.w	$0444	
	dc.w	$01aa
co21:	dc.w	$0555
	dc.w	$01ac
co22:	dc.w	$0666
	dc.w	$01ae
co23:	dc.w	$0777
	dc.w	$01b0
co24:	dc.w	$0888
	dc.w	$01b2
co25:	dc.w	$0999
	dc.w	$01b4
co26:	dc.w	$0aaa
	dc.w	$01b6
co27:	dc.w	$0bbb
	dc.w	$01b8
co28:	dc.w	$0ccc
	dc.w	$01ba
co29:	dc.w	$0ddd
	dc.w	$01bc
co30:	dc.w	$0eee
	dc.w	$01be
co31:	dc.w	$0fff
	DC.W	$00e0
hi1:	DC.W	$0002
	DC.W	$00e2
lo1:	DC.W	$1000
	DC.W	$0100,%0001000000000000
	DC.W	$0102
delay:	DC.W	$00
	DC.W	$0108,0
	DC.W	$010a,0
	DC.W	$0092,$0038
	DC.W	$0094,$00d0
	DC.W	$008e,$3681
	DC.W	$0090,$fdc1
	DC.W	$ffff,$fffe



BitMap:
BytesPerRow: 	blk.w 1,0
Bytes:		blk.w 1,0
Flags: 		blk.b 1,0
Depth: 		blk.b 1,0
Pad:  		blk.w 1,0
Plane1:		blk.l 1,0
Plane2:		blk.l 1,0
Plane3:		blk.l 1,0
Plane4:		blk.l 1,0
Plane5:		blk.l 1,0
Planes:		blk.l 1,0

RastPort:
		blk.l 1,0
R_BitMap:	blk.l 1,0
		blk.b 2+4+4+4+8,0
		blk.b 4,0
cp_x:		blk.w 1,0
cp_y:		blk.w 1,0
   		blk.b 8+22+[7*2]+[2*4]+8,0
		blk.w 6,0
even
GrName:		DC.B 'graphics.library',0
Dosname:	DC.B 'dos.library',0
even

copptr:		blk.l 1,0
oldcop:		blk.l 1,0
GfxBase:	blk.l 1,0
Dos_base:	blk.l 1,0
x:		blk.w 1,0

char:	blk.w 1,0
char1:	blk.w 1,0
chartab:	dc.b '0123456789ABCDEF'
string:	blk.b 16,0
dc.b ' = $BFD100'
string1:blk.b 16,0
dc.b ' = $BFE001'
str1:	dc.b '1111110000000000'
str2:	dc.b '5432109876543210'
str3:	dc.b '76543210',0