**************************************************************************
*
*	THE Z-UNIT SYSTEM SPECIFIC EQUATES
*
**************************************************************************

;YUNIT	EQU	0	;NOT A YUNIT
YUNIT	EQU 	1	;ITS YUNIT TIME...GO FOR IT DUDES!!!!


;DEBUG	EQU	1	;THIS VERSION IS CURRENTLY UNDER CONSTRUCTION
DEBUG	EQU	0	;ADD THIS BEFORE RELEASE!!!!!

*PIXBLT STUFF
PXSIZE		.SET		8
SCRN_PTCH	.SET		512*PXSIZE
STACK_ST	.SET		0FFFC0000H
OFFSETVAL	.SET		0
PLANEMSK	.SET		0
INI_CTRL	.SET		0


*SYSTEM Z MEMORY MAP

SCRATCH	.SET	01000000H	;START OF SCRATCH
STCKST	.SET	010FFFF0H	;TOP OF STACK
CMOS	.SET	01400000H	;START OF CMOS RAM
SCREEN	.SET	00H		;START OF SCREEN MEMORY
SCRNE	.SET	0200000H	;END OF SCREEN+1

		.IF	YUNIT
COLRAM	.SET	01810000H	;COLOR RAM B0-B4 BLU, B5-B9 GRN, B10-B14 RED
		.ELSE
COLRAM	.SET	01800000H	;COLOR RAM B0-B4 BLU, B5-B9 GRN, B10-B14 RED
		.ENDIF
CYCOLORS .SET	COLRAM+3E0H	;COLORS 62 AND 63 (LAST TWO IN PAL!)
ROM	.SET	0FFC00000H	;PROGRAM ROM
IROM	.SET	02000000H	;IMAGE ROM
CMAPSEL	.SET	01A80080H	;COLOR MAP SELECT (0-15)
SWITCH	.SET	01C00000H	;I/O WIDGET BOARD
COINS	.SET	01C00010H
SOUND	.SET	01E00000H	;SOUND I/O (B0-B7 = SOUND#)
				;	B8 = MUSIC STROBE (0 EN)
				;	B9 = SOUND STROBE (0 EN)
				;	B10= RESET (0 EN)
SYSCTRL	.SET	01F00000H	;SYSTEM CONTROL LATCH
				;BIT 0 - FG SCROLL 0
				;BIT 1 - FG SCROLL 1
				;BIT 2 - ALWAYS 1
				;BIT 3 - ALWAYS 1
				;BIT 4 - AUTO-ERASE ENABLE(0)
				;BIT 5 - OBJECT PALETTE ENABLE(0)
				;BIT 6 - ALWAYS 1
				;BIT 7 - ALWAYS 1
				;BITS 8 - 15 7 SEG. (DP,G - A)

*SYSTEM STUFF

AUTOERAS	.EQU	10H
OBJPALET	.EQU	20H
SYSCINIT	.EQU	0FFFCH		;INITIAL SYSCTRL VALUE

*SEVEN SEGMENT DISPLAY

SEG70		.EQU	0300H
SEG71		.EQU	9F00H
SEG72		.EQU	2500H
SEG73		.EQU	0D00H
SEG74		.EQU	9900H
SEG75		.EQU	4900H
SEG76		.EQU	4100H
SEG77		.EQU	1F00H
SEG78		.EQU	0100H
SEG79		.EQU	1900H

*DISPLAY INTERRUPT LINE FOR END OF SCORE AREA
SCOREINT	.EQU	2+1BH		;END OF SCORE AREA INTERRUPT
ERASEINT	.EQU	240+1BH		;SPECIAL INTERRUPT FOR AUTOEOFF
ERASECOL	.EQU	03D3DH		;GAME AUTO ERASE COLOR #
ERASELOC	.EQU	COLRAM+3D0H	;GAME AUTO ERASE COLOR LOCATION

*DMA STUFF

DMAREGS	.EQU	01A800A0H	;BOTTOM OF DMA REGISTERS FOR MMTM

DMACTRL	.EQU	01A80000H	;DMA CONTROL REGISTER
					;BIT 15:
					;1=START DMA (WRITE)
					;0=STOP DMA  (WRITE)
				
					;1=DMA BUSY (READ)
					;0=DMA IDLE (READ)
DMAGO		.EQU	DMACTRL		;FOR SYSCHECK
DMAOFFST	.EQU	01A80010H	;DMA OFFSET REGISTER
DMASAGL		.EQU	01A80020H	;DMA DATA STARTING ADDRESS LOW 16 BITS
DMASAGH		.EQU	01A80030H	;DMA DATA STARTING ADDRESS HIGH 16 BITS
DMAHORIZ	.EQU	01A80040H	;DMA DESTINATION, X COORDINATE
DMAVERT		.EQU	01A80050H	;DMA DESTINATION, Y COORDINATE
DMAHSIZE	.EQU	01A80060H	;DMA DESTINATION, X SIZE	
DMAVSIZE	.EQU	01A80070H	;DMA DESTINATION, Y SIZE
DMACMAP		.EQU	01A80080H	;DMA COLOR MAP SELECT
DMACONST	.EQU	01A80090H	;DMA CONSTANT COLOR SUBSTITUTE

SECCHIP		.EQU	01C00060H	; LOCATION OF SECURITY CHIP JKM 2/13/90

*BITS FOR THE DMA CONTROL WORD
DMAWZ	.SET	1|8000H		;WRITE ZERO DATA
DMAWNZ	.SET	2|8000H		;WRITE NON-ZERO DATA
DMACZ	.SET	4|8000H		;WRITE CONSTANT ON ZERO DATA
DMACNZ	.SET	8|8000H		;WRITE CONSTANT ON NON-ZERO DATA
DMAWAL	.SET	3|8000H		;WRITE BOTH ZERO & NON-ZERO DATA
DMACAL	.SET	0CH|8000H	;WRITE CONSTANT ON BOTH ZERO & NON-ZERO DATA

ISIZE	.EQU	0
ISIZEX	.EQU	0
ISIZEY	.EQU	10H
IANIOFF	.EQU	20H
IANIOFFX .EQU	20H
IANIOFFY .EQU	30H
ISAG	.EQU	40H
ICMAP	.EQU	60H
ICBOX	.EQU	80H
ICBOXSIZ	.EQU	90H

ZM	.SET	1		;Z MINUS MULTIPLIER
ZP	.SET	010000H		;Z PLUS MULTIPLIER
L	.SET	1
W	.SET	0

*SOUND PROCESSOR EQUATES
NINT	.EQU	0800H		;SOUND NON-INTERRUPTABLE
NINTEQ	.EQU	0400H		;SOUND NON-INTERRUPTABLE BY EQUAL PRIORITY
CHANNEL	.EQU	0F000H
NOTIME	.EQU	04000H

*SOUND CHANNELS
CHANCVSD .EQU	0
CHANDACA .EQU	1
CHANDACB .EQU	2
CHANYAM	.EQU	3

WDOGNUM	.SET	01A2B3C4DH	;"SYSTEM INITIALIZED" MARKER

*FRANIM FLAG MASKS
SPAWNP	 EQU	8000H
FLIPBITS EQU	4000H
NEWPALET EQU	2000H
DELTAXZ	 EQU	1000H
DELTAY	 EQU	 800H
*ANIMATION SCRIPT FLAG BIT POSITIONS
BSPAWNP	 EQU	15
BFLIPBIT EQU	14
BNEWPAL	 EQU	13
BDELTAXZ EQU	12
BDELTAY	 EQU	11

*Palette allocator equates

*Palette allocation ram
*For each color palette ID 32 Bits
*Not used: Palette count 16 bits
*IF PALCNT>0 PALETTE IS ALLOCATED, IF PALCNT=0 PALETTE IS FREE

NUMPAL	.SET	64	;# Palettes in pal table
NMFPAL	.SET	32	;# foregnd pals
NMBPAL	.SET	32	;# backgnd pals

*struct PAL
PALID	.SET	0	;UHL 32 BIT PALETTE I.D. (ADDRESS OF ACTUAL PALETTE)
;PALCNT	.SET	32	;UHW 16 BIT COUNT (# OF OBJECTS USING THIS PALETTE)
*endstruct

PALRSIZ	.SET	32	;SIZE OF PALETTE ALLOCATION RAM

*Palette transfer ram

PLDCNT	.SET	0	;COLOR COUNT
PALSRC	.SET	>10	;SOURCE ADDRESS OF PALETTE COLOR DATA 	
PALDEST	.SET	>30	;DESTINATION PALETTE|START COLOR
PTRSIZ	.SET	>40	;SIZE OF EACH CELL
NUMPTR	.SET	64	;NUMBER OF TRANSFERS ALLOWED

;DISPLAY FLAGS FOR FORE/BACKGROUND OBJECTS
M_SPAWNP EQU	80H	;SPAWN A PROCESS WITH THIS OBJECT IN A8
B_SPAWNP EQU	7