;Amiga Hardware Registers Include File

;CIA addresses

;These are absolute addresses

;Set Devpac tab setting to 16 for readable list.



;Custom Chip Register Values
;All values are offsets from $DFF000

CUSTOM	=	$DFF000

BLTDDAT	=	$000	;early read-68000 can't access

DMACONR	=	$002	;DMA controller read
VPOSR	=	$004
VHPOSR	=	$006

DSKDATR	=	$008	;when non-DMA disk transferring

JOY0DAT	=	$00A
JOY1DAT	=	$00C

CLXDAT	=	$00E	;sprite collision data
ADKCONR	=	$010	;disk/audio status read

POT0DAT	=	$012
POT1DAT	=	$014
POTGOR	=	$016

SERDATA	=	$018
DSKBYTR	=	$01A

INTENAR	=	$01C	;interrupt enable read
INTREQR	=	$01E	;interrupt r=est read

DSKPTH	=	$020
DSKPTL	=	$022

DSKLEN	=	$024
DSKDAT	=	$026

REFPTR	=	$028	;refresh counter write (CARE!!)

VPOSW	=	$02A
VHPOSW	=	$02C

COPCON	=	$02E	;COPPER danger bit

SERDAT	=	$030
SERPER	=	$032

POTGO	=	$034

JOYTEST	=	$036

STREQU	=	$038	;horizontal sync with VB and equal frame

STRVBL	=	$03A	;horizontal sync with vertical blank

STRHOR	=	$03C	;horizontal sync signal

STRLONG	=	$03E

;following registers accessible when
;Copper Danger Bit set (COPCON = 1)

BLTCON0	=	$040
BLTCON1	=	$042

BLTAFWM	=	$044
BLTALWM	=	$046

BLTCPTH	=	$048
BLTCPTL	=	$04A

BLTBPTH	=	$04C
BLTBPTL	=	$04E

BLTAPTH	=	$050
BLTAPTL	=	$052

BLTDPTH	=	$054
BLTDPTL	=	$056

BLTSIZE	=	$058

BLTCMOD	=	$060
BLTBMOD	=	$062
BLTAMOD	=	$064
BLTDMOD	=	$066

BLTCDAT	=	$070
BLTBDAT	=	$072
BLTADAT	=	$074

DSKSYNC	=	$07E

;Following registers can always be written by the Copper

COP1LCH	=	$080
COP1LCL	=	$082

COP2LCH	=	$084
COP2LCL	=	$086

COPJMP1	=	$088
COPJMP2	=	$08A

COPINS	=	$08C	;COPPER command register

DIWSTRT	=	$08E	;window start, stop values
DIWSTOP	=	$090

DDFSTRT	=	$092	;DMA data fetch start, stop
DDFSTOP	=	$094

DMACON	=	$096	;main DMA controller write (SETIT)

CLXCON	=	$098	;collision register

INTENA	=	$09A	;interrupt enable write (SETIT)

INTREQ	=	$09C	;interrupt request write (force an int) (SETIT)

ADKCON	=	$09E	;audio/disk controller (SETIT)

;audio control registers

AUD0LCH	=	$0A0
AUD0LCL	=	$0A2
AUD0LEN	=	$0A4
AUD0PER	=	$0A6
AUD0VOL	=	$0A8
AUD0DAT	=	$0AA

AUD1LCH	=	$0B0
AUD1LCL	=	$0B2
AUD1LEN	=	$0B4
AUD1PER	=	$0B6
AUD1VOL	=	$0B8
AUD1DAT	=	$0BA

AUD2LCH	=	$0C0
AUD2LCL	=	$0C2
AUD2LEN	=	$0C4
AUD2PER	=	$0C6
AUD2VOL	=	$0C8
AUD2DAT	=	$0CA

AUD3LCH	=	$0D0
AUD3LCL	=	$0D2
AUD3LEN	=	$0D4
AUD3PER	=	$0D6
AUD3VOL	=	$0D8
AUD3DAT	=	$0DA

;bitplane DMA control registers

BPL1PTH	=	$0E0
BPL1PTL	=	$0E2

BPL2PTH	=	$0E4
BPL2PTL	=	$0E6

BPL3PTH	=	$0E8
BPL3PTL	=	$0EA

BPL4PTH	=	$0EC
BPL4PTL	=	$0EE

BPL5PTH	=	$0F0
BPL5PTL	=	$0F2

BPL6PTH	=	$0F4
BPL6PTL	=	$0F6

BPL7PTH	=	$0F8
BPL7PTL	=	$0FA

BPL8PTH	=	$0FC
BPL8PTL	=	$0FE

BPLCON0	=	$100
BPLCON1	=	$102
BPLCON2	=	$104
BPLCON3	=	$106

BPL1MOD	=	$108
BPL2MOD	=	$10A

BPLCON4	=	$10C

BPL1DAT	=	$110
BPL2DAT	=	$112
BPL3DAT	=	$114
BPL4DAT	=	$116
BPL5DAT	=	$118
BPL6DAT	=	$11A

;sprite control registers

SPR0PTH	=	$120
SPR0PTL	=	$122

SPR1PTH	=	$124
SPR1PTL	=	$126

SPR2PTH	=	$128
SPR2PTL	=	$12A

SPR3PTH	=	$12C
SPR3PTL	=	$12E

SPR4PTH	=	$130
SPR4PTL	=	$132

SPR5PTH	=	$134
SPR5PTL	=	$136

SPR6PTH	=	$138
SPR6PTL	=	$13A

SPR7PTH	=	$13C
SPR7PTL	=	$13E

SPR0POS	=	$140
SPR0CTL	=	$142
SPR0DATA	=	$144
SPR0DATB	=	$146

SPR1POS	=	$148
SPR1CTL	=	$14A
SPR1DATA	=	$14C
SPR1DATB	=	$14E

SPR2POS	=	$150
SPR2CTL	=	$152
SPR2DATA	=	$154
SPR2DATB	=	$156

SPR3POS	=	$158
SPR3CTL	=	$15A
SPR3DATA	=	$15C
SPR3DATB	=	$15E

SPR4POS	=	$160
SPR4CTL	=	$162
SPR4DATA	=	$164
SPR4DATB	=	$166

SPR5POS	=	$168
SPR5CTL	=	$16A
SPR5DATA	=	$16C
SPR5DATB	=	$16E

SPR6POS	=	$170
SPR6CTL	=	$172
SPR6DATA	=	$174
SPR6DATB	=	$176

SPR7POS	=	$178
SPR7CTL	=	$17A
SPR7DATA	=	$17C
SPR7DATB	=	$17E

;palette control registers

COLOR00	=	$180
COLOR01	=	$182
COLOR02	=	$184
COLOR03	=	$186
COLOR04	=	$188
COLOR05	=	$18A
COLOR06	=	$18C
COLOR07	=	$18E
COLOR08	=	$190
COLOR09	=	$192
COLOR10	=	$194
COLOR11	=	$196
COLOR12	=	$198
COLOR13	=	$19A
COLOR14	=	$19C
COLOR15	=	$19E
COLOR16	=	$1A0
COLOR17	=	$1A2
COLOR18	=	$1A4
COLOR19	=	$1A6
COLOR20	=	$1A8
COLOR21	=	$1AA
COLOR22	=	$1AC
COLOR23	=	$1AE
COLOR24	=	$1B0
COLOR25	=	$1B2
COLOR26	=	$1B4
COLOR27	=	$1B6
COLOR28	=	$1B8
COLOR29	=	$1BA
COLOR30	=	$1BC
COLOR31	=	$1BE

FMODE	=	$1FC
BEAMCON0	=	$1DC

* DMA and INT register bit assignments (SETIT used for DMACON
* type registers throughout! All such registers comment flagged
* with (SETIT) by name)

SETIT	=	$8000
BBUSY	=	$4000
BZERO	=	$2000
BLTPRI	=	$0400
DMAEN	=	$0200
BPLEN	=	$0100
COPEN	=	$0080
BLTEN	=	$0040
SPREN	=	$0020
DSKEN	=	$0010
AUD3EN	=	$0008
AUD2EN	=	$0004
AUD1EN	=	$0002
AUD0EN	=	$0001

INTEN	=	$4000
EXTER	=	$2000
DSKSYN	=	$1000
RBF	=	$0800
AUD3	=	$0400
AUD2	=	$0200
AUD1	=	$0100
AUD0	=	$0080
BLIT	=	$0040
VERTB	=	$0020
COPER	=	$0010
PORTS	=	$0008
SOFT	=	$0004
DSKBLK	=	$0002
TBE	=	$0001

CDANG	=	$02E	;COPPER DANGER BIT REG

* BPLCON0 BIT ASSIGNMENTS

HIRES	=	$8000	;HIRES mode on
BPU2	=	$4000
BPU1	=	$2000	;BPU2-0 = no of bit planes used
BPU0	=	$1000
HOMOD	=	$0800	;HAM on
DBPLF	=	$0400	;Dual Playfield on
COLOR	=	$0200	;Video output colour
GAUD	=	$0100	;Genlock Audio on

LPEN	=	$0008	;Light Pen input active
LACE	=	$0004	;interlace on
ERSY	=	$0002	;external synchronsiation on

* Blitter Minterm Definitions
* NA = not A, NB = not B etc

MINTERM_ABC	=	%111
MINTERM_ABNC	=	%110
MINTERM_ANBC	=	%101
MINTERM_ANBNC	=	%100
MINTERM_NABC	=	%011
MINTERM_NABNC	=	%010
MINTERM_NANBC	=	%001
MINTERM_NANBNC	=	%000


* BLTCON0 Bit Assignments

ASH3	=	$8000
ASH2	=	$4000
ASH1	=	$2000
ASH0	=	$1000
USEA	=	$0800
USEB	=	$0400
USEC	=	$0200
USED	=	$0100
LF7	=	$0080
LF6	=	$0040
LF5	=	$0020
LF4	=	$0010
LF3	=	$0008
LF2	=	$0004
LF1	=	$0002
LF0	=	$0001

START3	=	$8000
START2	=	$4000
START1	=	$2000
START0	=	$1000

* BLTCON1 Bit Assignments

BSH3	=	$8000
BSH2	=	$4000
BSH1	=	$2000
BSH0	=	$1000

EFE	=	$0010
IFE	=	$0008
FCI	=	$0004
DESC	=	$0002
LINE	=	$0001

TEXTURE3	=	$8000
TEXTURE2	=	$4000
TEXTURE1	=	$2000
TEXTURE0	=	$1000

SIGN	=	$0040

SUD	=	$0010
SUL	=	$0008
AUL	=	$0004
SING	=	$0002
	
* ADKCON bit assignments (SETIT)

PRECOMP1	=	$4000
PRECOMP0	=	$2000

MFMPREC	=	$1000
UARTNRK	=	$0800
WORDSYNC	=	$0400
MSBSYNC	=	$0200
FAST	=	$0100

USE3PN	=	$0080
USE2P3	=	$0040
USE1P2	=	$0020
USE0P1	=	$0010
USE3VN	=	$0008
USE2V3	=	$0004
USE1V2	=	$0002
USE0V1	=	$0001

* POTGO bit assignments

OUTRY	=	$8000
DATRY	=	$4000
OUTRX	=	$2000
DATRX	=	$1000
OUTLY	=	$0800
DATLY	=	$0400
OUTLX	=	$0200
DATLX	=	$0100

POTGOSTART	=	$0001

*SERPER bit assignments

LONG	=	$8000

* SERDAT/SERDATR bit assignments

SD_OVRUN	=	$8000
SD_RBF	=	$4000
SD_TBE	=	$2000
SD_RXD	=	$1000

SD_STP	=	$0200
SD_DB8	=	$0100
SD_DB7	=	$0080
SD_DB6	=	$0040
SD_DB5	=	$0020
SD_DB4	=	$0010
SD_DB3	=	$0008
SD_DB2	=	$0004
SD_DB1	=	$0002
SD_DB0	=	$0001

*DSKBYT/DSKBYTR bit assignments

BYTEREADY	=	$8000
DMAON	=	$4000
DSKWRITE	=	$2000
WORDEQUAL	=	$1000

DB_DATA7	=	$0080
DB_DATA6	=	$0040
DB_DATA5	=	$0020
DB_DATA4	=	$0010
DB_DATA3	=	$0008
DB_DATA2	=	$0004
DB_DATA1	=	$0002
DB_DATA0	=	$0001

* DSKLEN	bit assignments

DK_DMAEN	=	$8000
DK_WRITE	=	$4000
.