/
AUDIT.ASM
executable file
·3420 lines (2881 loc) · 73.9 KB
/
AUDIT.ASM
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**************************************************************
*
* Software: LARRY DEMAR and DR. J
* Initiated: ?
*
* Modified: Shawn Liptak, 9/6/91 -SLEEPK (Total carnage)
* Shawn Liptak, 11/1/91 -Clean up
* Shawn Liptak, 2/11/91 -Started basketball
* Shawn Liptak, 11/6/92 -L_TIMER clean up
* Jason Skiles, 12/3/93 -Started WWF
*
* COPYRIGHT (C) 1992 WILLIAMS ELECTRONICS GAMES, INC.
*
*.Last mod - 12/3/93 9:52
**************************************************************
.file "audit.asm"
.title "audits and ajustments handling"
.width 132
.option b,d,l,t
.mnolist
.include "mproc.equ" ;mproc equates
.include "display.equ" ;display proc. equates
.include "sys.equ" ;z unit system equates
.include "gsp.equ"
.include "game.equ"
.include "link.equ" ;link equates
.include "menu.equ" ;menu equates
.include "audit.equ"
.include "macros.h"
.include "sound.h"
.include "fontsimg.glo"
.include "miscimg.glo"
.include "bgndtbl.glo"
.include "imgtbl.glo"
* BAD_AUD - ANYTIME AN AUDIT NUMBER IS FETCHED, IF ITS
* CHECKSUM IS BAD, THEN BAD_AUD GETS SET TO 1
* THIS CAUSES "ERROR" IF ANY AUDIT IN A CALCULATION
* IS CORRUPTED, AND KEEPS A BAD CHECKSUM BAD WHEN
* AN AUDIT IS CHANGED.
.BSS BAD_AUD ,16 ;(BAD_AUD...NOT BAD_DOG!)
.bss playtimer ,16 ;timer units for game
.BSS C_FRAC ,16 ;TIME 10 SECONDS TO
;INDICATE COIN ACTIVITY
.BSS C_FLAGS ,5*32 ;INTERRUPT COIN BOUNCE
.BSS COINCNTR ,32 ;MECH COIN COUNTER TIMERS AND COUNTS
COINCNT1 .EQU COINCNTR
COINCNT2 .EQU COINCNTR+8
* TIMERS 1,2:B16-23,B24-B31; COUNTS 1,2 B0-B7;B8-B15
.BSS OCT_FLG,16 ;!0=Did 1st part
BSSX THIS_GAME_TIME,16
BSSX audit_ud_flag,16 ;audit_ud process active (EXISTP is
; too slow and we check this often.)
* IN THIS MODULE
; .def ADD_DUMP
.def ADJ_PAGE
.def BAD_AUD
.def C_FRAC,COINCNTR
.def C_FLAGS
.def L_MESS,AUD,AUD1,GET_ADJ
.def GET_AUD,SLAM_SW,STORE_AUDIT
.def CAT_A0
.def CCCC
.def CK_MAX
; .def CLRSWPRC
.def CLR_AUD,FAC_SET
.def CLR_AUDR
; .def CLR_SUBS
.def CMOS_VAL
.def COIN_PAG
; .def COINIRQ
.def CR_STRTP
.def CR_CONTP
.def CRD_SCRN
.def CRED_P
.def DEF_PAGE
; .def DUMP_FS
.def FORM_ADC
.def F_ADC_S
.def GET_CREDITS
.def GET_CSTR
.def HTOHXASC
; .def KILL_CRD
.def L_TIMER
.def LD_CTAB
.def LM_SETUP
.def LM_FINIS
.def NO_CREDS
.def P_START
.def P_CONT
.def PUT_ADJ
.def ROM_NAME
.def STRCAT
.def UNIT_CLR
.def WAIT_MUT
.DEF KILL_AUD
.ref PCNT
.def CCOIN,RCOIN,SERVICE,XCOIN,LCOIN
.DEF DBV
; .ref osgemd_ascii,sgmd8_ascii,ogmd10_ascii,lgmd_ascii
; .ref osgemd_ascii,sgmd8_ascii,ogmd10_ascii,wgsf24_ascii
.ref osgemd_ascii,ogmd10_ascii,wgsf24_ascii
.ref mess_cursy
.ref mess_line_spacing
.ref print_message,setup_message
.ref print_string_C,print_string_C2
.ref dec_to_asc
.ref copy_string,copy_rom_string
.ref concat_string,concat_rom_string
.ref BAKMODS
.ref BGND_UD1
.ref COUNTER_MODE
.GLOBAL SYNCHALF,WDOGDIS,GAMSTATE
.ref IRQSKYE
.ref PSTATUS
.ref attract_mode
.ref _coin_addr
.ref _dipswitch_addr
;from DCSSOUND.ASM
.ref triple_sound
.REF PSTARTS
* IN HSTD.ASM
.ref SET_PAGE
.ref P_FORK
.ref DEC_HSR
.ref RC_BYTEI
.ref RC_BYTE
.ref RC_WORD
.ref RC_LONG
.ref RC_LONGI
.ref WC_BYTE
.ref WC_BYTEI
.ref WC_WORD
.ref WC_WORDI
.ref WC_LONG
.ref WC_LONGI
* IN MENU.ASM
.ref GET_CSPT
.ref STR_OBJ
.ref STR_FREE
.ref CKPROMPT
.ref TWO_TS,TWO_TP
.ref BUILD_ST
.ref HID_P
* IN ROBOATT.ASM
.ref WIPEOUT
* IN TEST.ASM
; .ref CK_DOOR
; .ref WT_ADV,WW_ADV
.ref FORM_SWS
.ref opmsg_clr
* OTHERS
; .ref plyr_strtb1,plyr_strtb2
.ref dirqtimer
.ref SOUNDSUP
.ref RD15FONT,RD7FONT,STRCNRM
.ref STRNGRAM,STRLNRM,HEXTOASC
.ref CLR_SCRN
.ref KILALL
.ref SUCIDE
.ref dpageflip
.ref TAMPEREDP
.ref _switch_addr
.text
**************************************************************************
*
* COIN HANDLING
*
**************************************************************************
**************************************************************************
*
* L_TIMER
*
* THIS IS CALLED EACH TICK THROUGH THE EXEC LOOP
* BEFORE TIMER IS CLEARED. IT DOES NOTHING
* IF THE GAME IS NOT IN PLAY, ELSE IT ADDS
* THE EXEC TIME TO THE 1 PLAYER OR 2 PLAYER
* TIMER BASED ON CURRENT NUMBER OF PEOPLE PLAYING.
*
**************************************************************************
L_TIMER
move @GAMSTATE,a0
cmpi INAMODE,a0
jrne #NO_CK_OCTO ;ATTRACT MODE..CHECK OCTOPUS!
; move @SWITCH,a0
move @_switch_addr,a0,L
move *a0,a0
not a0
andi >7f7f,a0 ;Get sticks 'n starts
move @OCT_FLG,a1
jrgt #p2 ;Got part one?
cmpi >7171,a0 ;P1&P2 all buts down & both sticks up
jrne #NO_CK_OCTO ;Wrong?
movi TSEC,a1 ;One sec to get part two
#p2
subk 1,a1
move a1,@OCT_FLG
jrgt #NO_CK_OCTO ;Still counting?
cmpi >202,a0
jrne #NO_CK_OCTO ;Wrong?
movi ACTIVE,a13
; movi HID_P,a7 ;Start the process!
; movi DIAG_PID,a1
movi AMODE_PID,a1
.ref octopus_page
movi octopus_page,a7
calla GETPRC
#NO_CK_OCTO ;ATTRACT MODE..CHECK OCTOPUS!
move @dirqtimer,a1 ;get elapsed time
move @playtimer,a0 ;get play timer
sub a1,a0 ;add elapsed time
move a0,@playtimer
jrgt #not5 ;Under 5 seconds?
CREATE AUDIT_UD_PID,audit_ud
movi TSEC*5,a0 ;reset the countdown
#not5
move a0,@playtimer
rets
;each call to AUD1 takes 2 days to execute
;so it's now split over 3 frames
SUBRP audit_ud
movi 1,a14
move a14,@audit_ud_flag
move @GAMSTATE,a14
jrn #skip ;in diagnostics
move @PSTATUS,a14
jrz #skip ;no players
;oops ! wrong order
movi AUD_1PLAYTIME,a0 ;update the 1/2P time
cmpi 3,a14
jrne #1pmode
movi AUD_2PLAYTIME,a0
#1pmode
callr AUD1
MOVE @PSTATUS,A14
JRZ NO_NEED_TO_DO_ANYTHING
CMPI 3,A14
JREQ BETTER_STOP_THIS
MOVE @PSTARTS,A0
JRZ NO_NEED_TO_DO_ANYTHING
MOVE @THIS_GAME_TIME,A0
INC A0
MOVE A0,@THIS_GAME_TIME
JRUC NO_NEED_TO_DO_ANYTHING
BETTER_STOP_THIS
CLR A0
MOVE A0,@PSTARTS
MOVE A0,@THIS_GAME_TIME
NO_NEED_TO_DO_ANYTHING
SLEEPK 1
movi AUD_PLTIME,a0
callr AUD1
SLEEPK 1
#skip
movi AUD_UPTIME,a0 ;update the total uptime
callr AUD1
clr a14
move a14,@audit_ud_flag
DIE
.if 0
move @PSTATUS,a2
jrz #audup
move @GAMSTATE,a2
jrn #audup
movi AUD_1PLAYTIME,a0 ;update the 1/2P time
cmpi 3,a2
jrne #1pmode
movi AUD_2PLAYTIME,a0
#1pmode
callr AUD1
movi AUD_PLTIME,a0
callr AUD1
#audup
movi AUD_UPTIME,a0 ;update the total uptime
callr AUD1
movi TSEC*5,a0 ;reset the countdown
#not5
rets
.endif
#*******************************
* Give him a service credit
SERVICE
move @GAMSTATE,a0
jrn #x ;In diagnostics?
move @_coin_addr,a0,L ;Get COIN inputs
move *a0,a0
btst CDI_BIT,a0 ;Coin Door Closed ?
jrz #x ;Yes - Then NO Service Credits Allowed
callr CCCC ;MAKE SURE THINGS ARE IN TACT
movk AUDSERV,a0
callr AUD1 ;CHALK UP A SERVICE CREDITS!
callr getcoin
callr GET_CREDITS
addk 1,a0 ;Add in the new ones
callr PUT_CREDITS ;NOW STORE EM BACK (ENFORCE MAX)
callr FORM_COIN_CKSUM_AND_STORE
;Update little credit message
.ref update_credit_msg
calla update_credit_msg
jruc CREDSP
#x DIE
********************************
* THE FOLLOWING COIN ROUTINES ARE PROCESSES!
LCOIN MOVK ADJLMULT,A8 ;CMOS RAM ADJUST
MOVI LC_FLAG,A10 ;LEFT COIN FLAG
MOVI AUDLCOIN,A11 ;AUDIT NUMBER
JRUC VALID_COIN
CCOIN MOVK ADJCMULT,A8
MOVI CC_FLAG,A10 ;CENTER COIN FLAG
MOVI AUDCCOIN,A11
JRUC VALID_COIN
RCOIN MOVK ADJRMULT,A8
MOVI RC_FLAG,A10 ;RYTE COIN FLAG
MOVI AUDRCOIN,A11
JRUC VALID_COIN
XCOIN MOVK ADJXMULT,A8
MOVI XC_FLAG,A10 ;XTRA (FOURTH) COIN FLAG
MOVI AUDXCOIN,A11
JRUC VALID_COIN
DBV MOVK ADJDBVMULT,A8
MOVI DBV_FLAG,A10 ;XTRA (FOURTH) COIN FLAG
MOVI AUD_DBV,A11
JRUC VALID_COIN
;
; COIN CONTROL EQUATES
;
LC_FLAG .EQU C_FLAGS ;UHB LEFT COIN
RC_FLAG .EQU C_FLAGS+8 ;UHB RGT "
CC_FLAG .EQU C_FLAGS+16 ;UHB CNTR "
XC_FLAG .EQU C_FLAGS+24 ;UHB XTRA "
DBV_FLAG .EQU C_FLAGS+32 ;UHB DOLLAR BILL VALIDATOR
;
; VALID_COIN- CHECK THE DURATION OF COIN DROP AND SEES IF IT IS A VALID
; ENTRY
;PARAMS REQUIRED:
; A8 = MULTIPLIER FOR THAT SWITCH.
; A10 = RAM TIMER/FLAG
; A11 = BASE AUDIT NUMBER
VALID_COIN
move @GAMSTATE,a0
jrn CRX ;In diagnostics?
MOVE A8,A0 ;MOVE MULTIPLIER ADJUST NUMBER TO A0
CALLA GET_ADJ ;FETCH IT
MOVE A0,A8 ;AND BACK TO STATIC REG...ANY THERE?
JRZ CRX ;NOPE....DON'T WASTE THE TIME!
CALLR SLAM_P ;SLAM AROUND?
JRNZ CRX ;THEN NO ACTION
MOVI LC_PID,A0 ;ALL 4 SLOTS USE THIS ID NOW
MOVE A0,*A13(PROCID) ;SET OUR ID (IN CASE TABLE IS WRONG)
; movb *a10,a0 ;get flag byte
; jrz #fok
; LOCKUP
;#fok
MOVB *A10,A0 ;GET FLAG BYTE
JRNZ CRX ;SOMEONE ELSE THERE...WE'RE A BOUNCE!
;OK....THIS IS A NEW POSITIVE EDGE....START THE DROP TIMING
movk 5,a0 ;Wait a few ticks
movb a0,*a10
COIN_LOOP
SLEEPK 1 ;SLEEP TILL WE GET SUCCESS OR FAIL
MOVB *A10,A0 ;GET THE TIMER
JRGT COIN_LOOP
CALLR SLAM_P ;SLAM?
JRNZ CRX ;THEN WE'RE OUT OF HERE
; 1/2 SECOND HAS PASSED WITHOUT A SLAM....INDICATE COIN DROP
CLR A0
MOVE A0,@SOUNDSUP ;TURN SOUNDS ON. (A-MODE SOUND SUPRESSOR)
callr getcoin
MOVI 15*40H/8,A0 ;DON'T WIPE ON GAME OVER IF ITS WITHIN
MOVE A0,@C_FRAC ;15 SECONDS (THIS TIMES OUT TO OVER 20)
MOVE A11,A0
CALLR AUD1 ;CHALK THE DIRECT AUDIT
*HIT THE MECHANICAL COIN COUNTERS
MOVE @COUNTER_MODE,A0,W
CMPI 1,A0
JRNE MECH20
MOVI ADJTOTALIZER,A0
CALLA GET_ADJ
JRZ NORMAL_TOTALIZER
MOVI ADJTOTALIZER,A0
ADD A11,A0
CALLA GET_ADJ
MOVE A0,A2
MOVI COINCNT1,A1
JRUC RE_ENTER_FROM_CUST_TOTALIZER
NORMAL_TOTALIZER
*MULTIPLE OF LEAST VALUE COIN MODE
CALLA GET_CSPT ;POINT TO COIN TABLE A6
; MOVK 5,A1 ;CHECK ALL CHUTES
; ADDI CS_LVAL,A6 ;ADD IN OFFSET TO CHUTE VALUES
; MOVE A6,A5 ;SAVE A6
; CLR A2
; NOT A2
;MECH1L
; MOVE *A5+,A0 ;FIND LOWEST NON-ZERO NUMBER IN LIST
; JRZ MECH_SKIPZ
; CMP A2,A0
; JRHI MECH_SKIPZ
; MOVE A0,A2 ;A NEW LOW!
;MECH_SKIPZ
; DSJS A1,MECH1L
ADDI CS_LVAL,A6 ;ADD IN OFFSET TO CHUTE VALUES
DEC A11 ;GET YOUR CLICK COUNT
SLL 4,A11 ;OFFSET FOR CHUTE, WORD CORRECT
ADD A11,A6
MOVE *A6,A2 ;GET MONEY VALUE
MOVE A2,A2
JRZ MECH10 ;SOMETHING ILLEGAL HAPPENED, JUST ONE
RE_ENTER_FROM_CUST_TOTALIZER
; CALLA GET_CSPT ;POINT TO COIN TABLE A6
; DEC A11 ;GET YOUR CLICK COUNT
; SLL 4,A11 ;OFFSET FOR CHUTE, WORD CORRECT
; ADD A11,A6
; MOVE *A6,A1 ;GET MONEY VALUE
; JRZ MECH10 ;WIERDNESS, JUST ONE CLICK
; DIVU A2,A1 ;DIVIDE BY LOWEST COMMON DENOMINATOR
; MOVE A1,A2 ;RESULT TO KEEP COMPAT
MOVI COINCNT1,A1
JRUC MECH3B
MECH10
MOVK 2,A0 ;VALUE OVER 10, JUST GIVE ONE CLICK
MECH20
MOVI COINCNT1,A1
CMPI 2,A0
JREQ MECH3A ;CLICK COUNTER 1 MODE
CMPI AUDLCOIN,A11
JREQ MECH3A
CMPI AUDRCOIN,A11
JRNE MECH4
ADDK 8,A1
MECH3A
MOVK 1,A2
MECH3B
DINT
MOVB *A1,A0
ADD A2,A0
MOVB A0,*A1
EINT
MECH4
MOVE A8,A8 ;NO CREDIT UNITS?
JRZ CRX ;THEN NO MORE WORK TO DO.
CALLR ADJUST_CREDITS ;GIVE CREDIT FOR THE MONEY.
CALLR DEF_PAGE ;POINT PAGE AWAY!
; SET-UP CREDITS MSG IN GAME SCREEN AND INDICATE 'INSERT COIN' IF NOT ENOUGH
; HAVE BEEN DROPPED
;
; CALLA G_MSG ;PLOT MESSAGE FOR GAME PLAY SCREEN
CREDSP
; MOVE @GAMSTATE,A0
; CMPI INAMODE,A0
; JRNZ NOZERO
;NOZERO
; move @GAMSTATE,a0
; cmpi INGAME,a0
; jrne #not_ingame
calla update_credit_msg
;#not_ingame
MOVE @PSTATUS,A0
JRNZ CRX
move @GAMSTATE,a0
subk INAMODE,a0 ;A DISPLAY IN AMODE ONLY!
jrne CRX
CRY jruc CRD_SCRN ;PUT UP THE CREDITS SCREEN
CRX JAUC SUCIDE
********************************
* Make all switch process dumdie entries
;CLRSWPRC
; MMTM SP,A0,A1,A3
;
; CLR A1 ;USE SWTAB ENTRY 0 FOR DUMDIE PROC
; MOVE @SWSTACK,A3,L
;CLRSTKL CMPI SWSTST,A3,L ;STACK AT START?
; JREQ CLRSTKX ;YES, EXIT
; MOVE *A3+,A0
; CMPI 31,A0
; JRLS CLRSTKL ;THIS ENTRY IS A REAL SWITCH
; MOVE A1,*A3(-10H) ;STORE THE DUMDIE CALL
; JRUC CLRSTKL
;
;CLRSTKX MMFM SP,A0,A1,A3
; RETS
********************************
* CR_STRTP - ARE THERE ENOUGH CREDITS TO START
* CR_CONTP - ARE THERE ENOUGH CREDITS TO CONTINUE
* P_START - PLAYER STARTED...DEDUCT CREDITS
* P_CONT - PLAYER CONTINUED...DEDUCT CREDITS
* CRED_P - HOW MANY CREDITS
*
* JRHS FOR OK TO START!
CR_STRTP
PUSH a0,a1
MOVK ADJFREPL,A0
CALLR GET_ADJ ;ARE WE IN FREE PLAY?
CMPI 1,A0 ;WE ARE IF ITS NOT ZERO.
JRHS CR_STX
CALLR CCCC ;MAKE SURE THINGS ARE IN TACT
CALLR COIN_PAG
CALLR GET_CREDITS ;GET CURRENT CREDITS
MOVE A0,A1
MOVK ADJCSTRT,A0
CALLR GET_ADJ ;GET NUMBER NEEDED
CMP A0,A1 ;DO WE HAVE ENOUGH TO START?
CR_STX MMFM SP,A0,A1
RETS
CR_CONTP
PUSH a0,a1
MOVK ADJFREPL,A0
CALLR GET_ADJ ;ARE WE IN FREE PLAY?
CMPI 1,A0 ;WE ARE IF ITS NOT ZERO.
JRHS CR_STX1
CALLR CCCC ;MAKE SURE THINGS ARE IN TACT
CALLR COIN_PAG
CALLR GET_CREDITS ;GET CURRENT CREDITS
MOVE A0,A1
MOVK ADJCCONT,A0
CALLR GET_ADJ ;GET NUMBER NEEDED
CMP A0,A1 ;DO WE HAVE ENOUGH TO START?
CR_STX1
MMFM SP,A0,A1
RETS
P_START
MMTM SP,A0,A1
CALLR CRED_P
MOVE A0,A1
MOVK ADJCSTRT,A0
CALLR GET_ADJ ;GET NUMBER NEEDED
CALLR REMOVE_CREDITS
CALLA DEC_HSR ;TAKE 1 FROM HIGH SCORE RESET COUNTER
calla update_credit_msg
MMFM SP,A0,A1
RETS
P_CONT
MMTM SP,A0,A1
CALLR CRED_P
MOVE A0,A1
MOVK ADJCCONT,A0
CALLR GET_ADJ ;GET NUMBER NEEDED
CALLR REMOVE_CREDITS
CALLA DEC_HSR ;TAKE 1 FROM HIGH SCORE RESET COUNTER
calla update_credit_msg
MMFM SP,A0,A1
RETS
REMOVE_CREDITS
SUB A0,A1 ;REMOVE START AMOUNT FROM WHAT WE HAVE
JRHS PS1 ;WE'RE OK.
CLR A1 ;IT WENT NEGATIVE....MAKE ZERO.
PS1 CALLR COIN_PAG
MOVI CREDITS,A7
MOVE A1,A0 ;PUT WHATS LEFT OUT TO WRITE
CALLA WC_BYTE ;WRITE THE NEW AMOUNT
CALLR FORM_COIN_CKSUM_AND_STORE
CALLR DEF_PAGE ;POINT AT DEFAULT PAGE.
RETS
**************************************************************************
*
* NO_CREDS
*
* THIS IS CALLED TO REMOVE CREDITS AND CREDIT FRACTIONS
* FROM THE MACHINE.
*
**************************************************************************
NO_CREDS
MMTM SP,A0,A1,A7
CALLR FORM_COIN_CKSUM ;MAKE THE REAL CKSUM
MOVI COIN_CKSUM,A7
MOVE A1,A0
INC A0 ;MAKE THE CKSUM BAD!
CALLA WC_BYTE
MMFM SP,A0,A1,A7
RETS
**************************************************************************
*
* CHALK_COIN
*
* A11 contains the base audit number. Chalk the audit for
* 1 more coin hit there!
*
* 3 away from the base is the "door-closed" counter
* 3 away from that is the "sub-total".
* 3 away from that is the "door-closed" sub-total.
*
**************************************************************************
;CHALK_COIN
; MMTM SP,A0
; MOVE A11,A0
;*
;* READY TO CHALK THE AUDIT......ZERO MEANS "EXTRA SLOT"
;*
;
;CCC01
; CALLR CHALK_FOR_A0 ;CHALK RELEVANT COUNTERS
; MMFM SP,A0
; RETS
**************************************************************************
*
* CHALK_FOR_A0
*
* THIS IS CALLED TO CHALK THE AUDITS FOR A COIN SWITCH.
* A0 HAS THE BASE AUDIT FOR THE COIN SWITCH.
*
**************************************************************************
;CHALK_FOR_A0
; MMTM SP,A0
; CALLR AUD1 ;CHALK THE DIRECT AUDIT
; ADDI 2*CHUTES,A0 ;AND THE "SUB-TOTAL"
; CALLR AUD1
; SUBI CHUTES,A0 ;MOVE TO DOOR OPEN TOTAL
; CALLR AUD1
;
; ADDI 2*CHUTES,A0 ;AND DOOR OPEN SUB-TOTAL
; CALLR AUD1
;CKCN1
; MMFM SP,A0
; RETS
**************************************************************************
*
* ADJUST_CREDITS
*
* This is the routine that turns the coin switch hit
* into a tangable (if you could say that) reward.
*
* The coin chute multiplier is in A8.
*
**************************************************************************
ADJUST_CREDITS
MMTM SP,A0,A1,A2,A3,A4,A5,A6,A7,A8,A9,A10,A11
CALLR CK_MAX ;ARE WE AT MAXIMUM CREDITS?
JRHS ADCRXX ;YEP.....DON'T ROCK THE BOAT!
CALLR CCCC ;VALIDATE THE CURRENT TOTALS (OR CLEAR!)
CALLR FETCH_REQ ;GET THE REQUIRED FOR CREDIT, BONUS AND MINIMUM
* A2 = REQUIRED FOR CREDIT
* A3 = FOR BONUS
* A4 = MINIMUM
CALLR ADD_TO_CUNITS ;ADD TO OUR CUNITS
MOVE A3,A3 ;BONUS EFFECTIVE?
JRZ NO_BUNITS ;NOPE....DON'T RUN UP THE COUNTER!
CALLR ADD_TO_BUNITS ;ADD TO BONUS UNITS
NO_BUNITS
MOVE A4,A4 ;MINIMUM REQUIRED?
JRZ NO_MINIMUM ;NOPE.....LEAVE ALONE.
MOVI MINUNITS,A7 ;POINT AT MINIMUM
CALLA RC_WORD ;GET THE AMOUNT ACCUMULATED
ADD A8,A0 ;ADD AMOUNT RECEIVED
CALLA WC_WORD ;WRITE THE MINUNITS BACK IN CASE NOT ENOUGH.
SUB A4,A0 ;DO WE HAVE ENOUGH TO ACT?
JRLO ADCRX ;NOPE....NO CREDITS YET!
CLR A0 ;CLEAR OUT MINIMUM FOR NEXT SHOT!
CALLA WC_WORD ;REMOVE ACCUMULATED MINIMUM.
NO_MINIMUM
CLR A6 ;COUNT ACCUMULATED CREDITS IN A6
CLR A10 ;IN CASE NO BONUS!
CLR A8
MOVI BUNITS,A7
CALLA RC_WORD ;GET THE NUMBER OF BUNITS
MOVE A0,A9 ;INTO A9
MOVE A3,A3 ;DON'T DIVIDE BY ZERO!
JRZ NO_BU_BU
DIVU A3,A8 ;DIVIDE BUNITS BY NUMBER NEEDED FOR BONUS
MOVE A9,A0 ;WRITE REMAINDER BACK
CALLA WC_WORD
MOVE A8,A6 ;NUMBER OF BONUS CREDITS EARNED.
MOVE A8,A10 ;REMEMBER IF ANY BONUS CREDITS WERE EARNED!
NO_BU_BU
CLR A8
CALLR GET_CUNITS ;READ IN THE CUNITS
MOVE A0,A9
MOVE A2,A2 ;DON'T DIVIDE BY ZERO.
JRZ NO_CR
DIVU A2,A8 ;GET CREDITS!
MOVE A9,A0 ;REMAINDER IS LEFTOVER CUNITS
CALLR PUT_CUNITS
ADD A8,A6 ;A6 HAS WHAT WE'VE WON!
NO_CR
MOVE A6,A1
MOVI AUDPAIDC,A0
CALLA AUD ;CHALK UP THE EARNED CREDITS!
CALLR GET_CREDITS
ADD A6,A0 ;ADD IN THE NEW ONES.
CALLR PUT_CREDITS ;NOW STORE EM BACK (ENFORCE MAX)
MOVE A10,A10 ;WAS THE BONUS EARNED?
JRZ ADCRX ;NOPE...EXIT!
*
* WHEN BONUS EARNED...WE START THE WHOLE SYSTEM OVER!
*
CALLR CLEAR_UNITS
ADCRX CALLR FORM_COIN_CKSUM_AND_STORE
ADCRXX MMFM SP,A0,A1,A2,A3,A4,A5,A6,A7,A8,A9,A10,A11
RETS
**************************************************************************
*
* PUT_CREDITS
*
* STORE CREDIT COUNT IN A0 TO CMOS....ENFORCING MAXIMUM CREDITS.
*
**************************************************************************
PUT_CREDITS
MMTM SP,A0,A6,A7
CALLR GET_MAX ;GET MAX CREDS IN A1....BE ON COIN PAGE
CMP A1,A0 ;SEE HOW WE STACK UP.
JRLO USE_A0 ;WE'RE LOWER...JUST STORE.
*
* WE'RE AT (OR OVER) MAXIMUM CREDITS
*
CALLR CLEAR_UNITS ;CLEAR OUT THE UNIT FRACTIONS.
MOVE A1,A0 ;USE MAXIMUM
USE_A0 MOVI CREDITS,A7
CALLA WC_BYTE ;WRITE THE CREDITS OUT.
MMFM SP,A0,A6,A7
RETS
**************************************************************************
*
* GET_MAX
*
* GET MAXIMUM CREDITS IN A1.
*
* THIS LEAVES YOU ON COIN PAGE.
*
**************************************************************************
GET_MAX
PUSH a0
MOVK ADJMAXC,A0
CALLA GET_ADJ_FOR_COIN ;FETCH MAXIMUM CREDITS (PUT US ON COIN PAGE)
MOVE A0,A1
MMFM SP,A0
RETS
**************************************************************************
*
* CK_MAX
*
* THIS IS CALLED TO SEE IF WE ARE AT MAXIMUM CREDITS.
* .HS. MEANS WE ARE AT MAXIMUM CREDITS.
*
**************************************************************************
CK_MAX
MMTM SP,A0,A1
CALLR GET_MAX ;GET MAXIMUM IN A1
CALLR CRED_P ;GET CREDITS IN A0 (AND FLIP PAGE AWAY)
CMP A1,A0 ;JRHS FOR MAXIMUM CREDITS!
MMFM SP,A0,A1
RETS
**************************************************************************
*
* UNIT_CLR
*
* THIS IS CALLED AT GAME OVER. IT CLEARS
* OUT ANY COIN FRACTIONS THAT WERE NOT USED BY THE
* CURRENT PLAYER(S). THIS ALLOWS ALL BUY-IN TO
* TAKE ADVANTAGE OF MULTIPLE COIN BONUSES.
*
* ANYTIME A COIN IS INSERTED, C_FRAC IS SET TO ABOUT
* 10 SECONDS. MY TIMING INTERFACE COUNTS C_FRAC DOWN
* TO ZERO. IF C_FRAC IS NON ZERO WHEN THIS ROUTINE IS
* CALLED, THEN SOMEONE PUT A COIN IN NOT TOO LONG BEFORE
* GAME OVER. DON'T SCREW HIM OUT OF HIS FRACTIONS.
*
**************************************************************************
UNIT_CLR
PUSH a0
MOVE @C_FRAC,A0 ;DO WE GIVE HIM A REPRIEVE?
JRNZ UC1 ;YEP!
CALLR CCCC ;VALIDATE COINAGE
CALLR CLEAR_UNITS ;CLEAR OUT FRACTIONAL UNITS
CALLR FORM_COIN_CKSUM_AND_STORE ;MAKE ALL GOOD.
UC1
MMFM SP,A0
RETS
CLEAR_UNITS
MMTM SP,A0,A7
CLR A0
MOVI CUNITS,A7 ;3 CONSECUTIVE WORDS OF CMOS
CALLA WC_WORDI
CALLA WC_WORDI
CALLA WC_WORD
MMFM SP,A0,A7
RETS
* RETURN CREDITS IN A0.........AND Z BIT CLEAR IF
* CREDITS EXIST OR IN FREE PLAY.
CRED_P
CALLR CCCC ;CHECK TO SEE IF DATA IS OK.
GET_CREDITS
PUSH a7
CALLR COIN_PAG
MOVI CREDITS,A7 ;
CALLA RC_BYTE ;READ CURRENT CREDITS
JRNZ GC1 ;WE GOT SOME!
;PUSH THE ZERO!
PUSH a0
MOVK ADJFREPL,A0
CALLR GET_ADJ ;SEE IF FREEPLAY......(Z BIT CLEAR IF SO!)
MMFM SP,A0 ;RESTORE A0
GC1 CALLR DEF_PAGE ;FLIP CMOS AWAY
MMFM SP,A7
RETS
ADD_TO_CUNITS
MMTM SP,A0,A7
CALLR GET_CUNITS
ADD A8,A0
CALLR PUT_CUNITS
MMFM SP,A0,A7
RETS
GET_CUNITS
PUSH a7
MOVI CUNITS,A7
CALLA RC_WORD
MMFM SP,A7
RETS
PUT_CUNITS
PUSH a7
MOVI CUNITS,A7
CALLA WC_WORD
MMFM SP,A7
RETS
ADD_TO_BUNITS
MMTM SP,A7,A0
MOVI BUNITS,A7
CALLA RC_WORD
ADD A8,A0
CALLA WC_WORD
MMFM SP,A7,A0
RETS
******************************************************************************
CRD_SCRN
CLR a10 ;Sleep 7 secs
SUBR CRD_SCRN2 ;Entry pnt for shorter sleep
clr a0