mirror of
https://github.com/deater/dos33fsprogs.git
synced 2024-12-25 20:30:31 +00:00
peasant: all hardware detection at beginning
This commit is contained in:
Vince Weaver
parent
84f286ea2e
commit
f624b3332c
@ -50,7 +50,7 @@ HPLOT0 = $F457 ; plot at (Y,X), (A)
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;ROM_TEXT2COPY = $F962 ; iigs
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TEXT = $FB36 ; qboot
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;TABV = $FB5B ; VTAB to A
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;ROM_MACHINEID = $FBB3 ; iigs
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ROM_MACHINEID = $FBB3 ; iigs
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;BELL = $FBDD ; ring the bell
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;BASCALC = $FBC1 ;
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;VTAB = $FC22 ; VTAB to CV
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40
games/peasant/lc_detect.s
Normal file
40
games/peasant/lc_detect.s
Normal file
@ -0,0 +1,40 @@
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; Code from TotalReplay by 4am and qkumba
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;------------------------------------------------------------------------------
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; Has64K
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; Checks whether computer has functioning language card (64K)
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;
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; in: none
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; out: C clear if 64K detected
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; C set if 64K not detected
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; all other flags and registers clobbered
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; ROM in memory (not LC RAM bank)
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;------------------------------------------------------------------------------
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detect_language_card:
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; enable language card
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; READ_RAM1_WRITE_RAM1
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bit $C08B
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bit $C08B
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lda #$AA ; test #1 for $D0 page
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sta $D000
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eor $D000
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bne no_lc
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lsr $D000 ; test #2 for $D0 page
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lda #$55
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eor $D000
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bne no_lc
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clc
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bcc done_detect
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no_lc:
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sec
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done_detect:
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; READ_ROM_NO_WRITE
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bit $C08A
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rts
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54
games/peasant/pt3_lib_mockingboard.inc
Normal file
54
games/peasant/pt3_lib_mockingboard.inc
Normal file
@ -0,0 +1,54 @@
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; Mockingboad programming:
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; + Has two 6522 I/O chips connected to two AY-3-8910 chips
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; + Optionally has some speech chips controlled via the outport on the AY
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; + Often in slot 4
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; TODO: how to auto-detect?
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; References used:
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; http://macgui.com/usenet/?group=2&id=8366
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; 6522 Data Sheet
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; AY-3-8910 Data Sheet
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;========================
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; Mockingboard card
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; Essentially two 6522s hooked to the Apple II bus
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; Connected to AY-3-8910 chips
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; PA0-PA7 on 6522 connected to DA0-DA7 on AY
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; PB0 on 6522 connected to BC1
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; PB1 on 6522 connected to BDIR
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; PB2 on 6522 connected to RESET
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; left speaker
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MOCK_6522_ORB1 = $C400 ; 6522 #1 port b data
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MOCK_6522_ORA1 = $C401 ; 6522 #1 port a data
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MOCK_6522_DDRB1 = $C402 ; 6522 #1 data direction port B
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MOCK_6522_DDRA1 = $C403 ; 6522 #1 data direction port A
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MOCK_6522_T1CL = $C404 ; 6522 #1 t1 low order latches
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MOCK_6522_T1CH = $C405 ; 6522 #1 t1 high order counter
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MOCK_6522_T1LL = $C406 ; 6522 #1 t1 low order latches
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MOCK_6522_T1LH = $C407 ; 6522 #1 t1 high order latches
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MOCK_6522_T2CL = $C408 ; 6522 #1 t2 low order latches
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MOCK_6522_T2CH = $C409 ; 6522 #1 t2 high order counters
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MOCK_6522_SR = $C40A ; 6522 #1 shift register
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MOCK_6522_ACR = $C40B ; 6522 #1 auxilliary control register
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MOCK_6522_PCR = $C40C ; 6522 #1 peripheral control register
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MOCK_6522_IFR = $C40D ; 6522 #1 interrupt flag register
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MOCK_6522_IER = $C40E ; 6522 #1 interrupt enable register
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MOCK_6522_ORANH = $C40F ; 6522 #1 port a data no handshake
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; right speaker
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MOCK_6522_ORB2 = $C480 ; 6522 #2 port b data
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MOCK_6522_ORA2 = $C481 ; 6522 #2 port a data
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MOCK_6522_DDRB2 = $C482 ; 6522 #2 data direction port B
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MOCK_6522_DDRA2 = $C483 ; 6522 #2 data direction port A
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; AY-3-8910 commands on port B
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; RESET BDIR BC1
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MOCK_AY_RESET = $0 ; 0 0 0
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MOCK_AY_INACTIVE = $4 ; 1 0 0
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MOCK_AY_READ = $5 ; 1 0 1
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MOCK_AY_WRITE = $6 ; 1 1 0
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MOCK_AY_LATCH_ADDR = $7 ; 1 1 1
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@ -28,16 +28,22 @@
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; if card was found, X = #$Cn where n is the slot number of the card
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; C clear if no Mockingboard found
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; other flags clobbered
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; zp $65-$67 clobbered
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; A/Y clobbered
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;------------------------------------------------------------------------------
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mockingboard_detect:
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; activate IIc mockingboard?
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; this might only be necessary to allow detection
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; I get the impression the Mockingboard 4c activates
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; when you access any of the 6522 ports in Slot 4
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; activate Mockingboard IIc
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; + the Mockingboard has to take over Slot#4 (IIc has no slots)
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; in theory any write to the firmware area in $C400 will
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; activate it, but that might not be fast enough when detecting
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; so writing $FF to $C403/$C404 is official way to enable
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; + Note this disables permanently the mouse firmware in $C400
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; so "normal" interrupts are broken :( The hack to fix things
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; is to switch in RAM for $F000 and just replace the IRQ
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; vectors at $FFFE/$FFFF instead of $3FE/$3FF but that makes
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; it difficult if you actually wanted to use any
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; Applesoft/Monitor ROM routines
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.ifdef PT3_ENABLE_APPLE_IIC
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lda APPLEII_MODEL
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@ -46,10 +52,10 @@ mockingboard_detect:
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lda #$ff
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; don't bother patching these, IIc mockingboard always slot 4?
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; don't bother patching these, IIc mockingboard always slot 4
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sta MOCK_6522_DDRA1
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sta MOCK_6522_T1CL
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sta MOCK_6522_DDRA1 ; $C403
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sta MOCK_6522_T1CL ; $C404
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.endif
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not_iic:
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@ -90,126 +96,6 @@ mb_timer_check_done:
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;===================================================================
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; code to patch mockingboard if not in slot#4
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;===================================================================
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; this is the brute force version, we have to patch 39 locations
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; see further below if you want to try a smaller, more dangerous, patch
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.if 0
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mockingboard_patch:
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lda MB_ADDR_H
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sta pt3_irq_smc1+2 ; 1
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sta pt3_irq_smc2+2 ; 2
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sta pt3_irq_smc2+5 ; 3
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sta pt3_irq_smc3+2 ; 4
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sta pt3_irq_smc3+5 ; 5
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sta pt3_irq_smc4+2 ; 6
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sta pt3_irq_smc4+5 ; 7
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sta pt3_irq_smc5+2 ; 8
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sta pt3_irq_smc5+5 ; 9
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sta pt3_irq_smc6+2 ; 10
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sta pt3_irq_smc6+5 ; 11
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sta pt3_irq_smc7+2 ; 12
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sta pt3_irq_smc7+5 ; 13
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sta mock_init_smc1+2 ; 14
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sta mock_init_smc1+5 ; 15
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sta mock_init_smc2+2 ; 16
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sta mock_init_smc2+5 ; 17
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sta reset_ay_smc1+2 ; 18
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sta reset_ay_smc2+2 ; 19
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sta reset_ay_smc3+2 ; 20
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sta reset_ay_smc4+2 ; 21
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sta write_ay_smc1+2 ; 22
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sta write_ay_smc1+5 ; 23
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sta write_ay_smc2+2 ; 24
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sta write_ay_smc2+5 ; 25
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sta write_ay_smc3+2 ; 26
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sta write_ay_smc3+5 ; 27
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sta write_ay_smc4+2 ; 28
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sta write_ay_smc4+5 ; 29
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sta write_ay_smc5+2 ; 30
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sta write_ay_smc5+5 ; 31
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sta write_ay_smc6+2 ; 32
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sta write_ay_smc6+5 ; 33
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sta setup_irq_smc1+2 ; 34
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sta setup_irq_smc2+2 ; 35
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sta setup_irq_smc3+2 ; 36
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sta setup_irq_smc4+2 ; 37
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sta setup_irq_smc5+2 ; 38
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sta setup_irq_smc6+2 ; 39
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sta disable_irq_smc1+2 ; 34
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sta disable_irq_smc2+2 ; 35
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rts
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.endif
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;===================================================================
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; dangerous code to patch mockingboard if not in slot#4
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;===================================================================
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; this code patches any $C4 value to the proper slot# if not slot4
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; this can be dangerous, it might over-write other important values
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; that should be $C4
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; safer ways to do this:
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; only do this if 2 bytes after a LDA/STA/LDX/STX
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; count total and if not 39 then print error message
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mockingboard_patch:
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; from mockingboard_init $1BBF
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; to done_pt3_irq_handler $1D85
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ldx MB_ADDR_H
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ldy #0
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lda #<mockingboard_init
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sta MB_ADDR_L
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lda #>mockingboard_init
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sta MB_ADDR_H
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mb_patch_loop:
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lda (MB_ADDR_L),Y
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cmp #$C4
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bne mb_patch_nomatch
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txa
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sta (MB_ADDR_L),Y
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mb_patch_nomatch:
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inc MB_ADDR_L
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lda MB_ADDR_L
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bne mb_patch_oflo
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inc MB_ADDR_H
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mb_patch_oflo:
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lda MB_ADDR_H
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cmp #>done_pt3_irq_handler
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bne mb_patch_loop
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lda MB_ADDR_L
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cmp #<done_pt3_irq_handler
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bne mb_patch_loop
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mb_patch_done:
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rts
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.if 0
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@ -182,8 +182,6 @@ mockingboard_setup_interrupt:
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sei ; disable interrupts
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copy_rom_loop:
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lda $c089 ; read ROM, write RAM1
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lda $c089
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@ -214,11 +212,12 @@ write_rom_loop:
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lda #>interrupt_handler
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sta $ffff
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lda #$EA ; nop out the "lda $45" in the irq handler
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; nop out the "lda $45" in the irq handler
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lda #$EA
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sta interrupt_smc
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sta interrupt_smc+1
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.endif
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done_iic_hack:
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@ -279,88 +278,10 @@ setup_irq_smc6:
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;=============================
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; Setup
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; Disable Interrupt
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;=============================
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mockingboard_disable_interrupt:
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;.ifdef PT3_ENABLE_APPLE_IIC
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; lda APPLEII_MODEL
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; cmp #'C'
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; bne done_iic_hack
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;
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; ; bypass the firmware interrupt handler
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; ; should we do this on IIe too? probably faster
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;
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; ; first we have to copy the ROM to the language card
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;
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; sei ; disable interrupts
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;
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;
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;
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;copy_rom_loop:
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; lda $c089 ; read ROM, write RAM1
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; lda $c089
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; ldy #0
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;read_rom_loop:
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; lda $D000,Y
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; sta $400,Y ; note this uses text page as
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; temporary data store
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; iny
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; bne read_rom_loop
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; lda $c08B ; read/write RAM1
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; lda $c08B ;
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;write_rom_loop:
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; lda $400,Y
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; sta $D000,Y
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; iny
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; bne write_rom_loop
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; inc read_rom_loop+2
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; inc write_rom_loop+5
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; bne copy_rom_loop
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; lda #<interrupt_handler
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; sta $fffe
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; lda #>interrupt_handler
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; sta $ffff
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; lda #$EA ; nop out the "lda $45" in the irq handler
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; sta interrupt_smc
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; sta interrupt_smc+1
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;.endif
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;
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;done_iic_hack:
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;=========================
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; Setup Interrupt Handler
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;=========================
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; Vector address goes to 0x3fe/0x3ff
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; FIXME: should chain any existing handler
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; lda #<interrupt_handler
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; sta $03fe
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; lda #>interrupt_handler
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; sta $03ff
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;============================
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; Enable 50Hz clock on 6522
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;============================
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; Note, on Apple II the clock isn't 1MHz but is actually closer to
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; roughly 1.023MHz, and every 65th clock is stretched (it's complicated)
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; 4fe7 / 1.023e6 = .020s, 50Hz
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; 9c40 / 1.023e6 = .040s, 25Hz
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; 411a / 1.023e6 = .016s, 60Hz
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; French Touch uses
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; 4e20 / 1.000e6 = .020s, 50Hz, which assumes 1MHz clock freq
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sei ; disable interrupts just in case
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lda #$40 ; Continuous interrupts, don't touch PB7
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@ -370,22 +291,126 @@ disable_irq_smc1:
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disable_irq_smc2:
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sta MOCK_6522_IER ; IER register (interrupt enable)
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; lda #$C0
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;setup_irq_smc3:
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; sta MOCK_6522_IFR ; IFR: 1100, enable interrupt on timer one oflow
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;setup_irq_smc4:
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; sta MOCK_6522_IER ; IER: 1100, enable timer one interrupt
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; lda #$E7
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; lda #$20
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;setup_irq_smc5:
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; sta MOCK_6522_T1CL ; write into low-order latch
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; lda #$4f
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; lda #$4E
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;setup_irq_smc6:
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; sta MOCK_6522_T1CH ; write into high-order latch,
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; ; load both values into counter
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; ; clear interrupt and start counting
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rts
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;===================================================================
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; code to patch mockingboard if not in slot#4
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;===================================================================
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; this is the brute force version, we have to patch 39 locations
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; see further below if you want to try a smaller, more dangerous, patch
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.if 0
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mockingboard_patch:
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lda MB_ADDR_H
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sta pt3_irq_smc1+2 ; 1
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sta pt3_irq_smc2+2 ; 2
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sta pt3_irq_smc2+5 ; 3
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sta pt3_irq_smc3+2 ; 4
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sta pt3_irq_smc3+5 ; 5
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sta pt3_irq_smc4+2 ; 6
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sta pt3_irq_smc4+5 ; 7
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sta pt3_irq_smc5+2 ; 8
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sta pt3_irq_smc5+5 ; 9
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sta pt3_irq_smc6+2 ; 10
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sta pt3_irq_smc6+5 ; 11
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sta pt3_irq_smc7+2 ; 12
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sta pt3_irq_smc7+5 ; 13
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sta mock_init_smc1+2 ; 14
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sta mock_init_smc1+5 ; 15
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sta mock_init_smc2+2 ; 16
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sta mock_init_smc2+5 ; 17
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sta reset_ay_smc1+2 ; 18
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sta reset_ay_smc2+2 ; 19
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sta reset_ay_smc3+2 ; 20
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sta reset_ay_smc4+2 ; 21
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sta write_ay_smc1+2 ; 22
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sta write_ay_smc1+5 ; 23
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sta write_ay_smc2+2 ; 24
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sta write_ay_smc2+5 ; 25
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sta write_ay_smc3+2 ; 26
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sta write_ay_smc3+5 ; 27
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sta write_ay_smc4+2 ; 28
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sta write_ay_smc4+5 ; 29
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sta write_ay_smc5+2 ; 30
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sta write_ay_smc5+5 ; 31
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sta write_ay_smc6+2 ; 32
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sta write_ay_smc6+5 ; 33
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sta setup_irq_smc1+2 ; 34
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sta setup_irq_smc2+2 ; 35
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sta setup_irq_smc3+2 ; 36
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sta setup_irq_smc4+2 ; 37
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sta setup_irq_smc5+2 ; 38
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sta setup_irq_smc6+2 ; 39
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rts
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.endif
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;===================================================================
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; dangerous code to patch mockingboard if not in slot#4
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;===================================================================
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; this code patches any $C4 value to the proper slot# if not slot4
|
||||
; this can be dangerous, it might over-write other important values
|
||||
; that should be $C4
|
||||
|
||||
; safer ways to do this:
|
||||
; only do this if 2 bytes after a LDA/STA/LDX/STX
|
||||
; count total and if not 39 then print error message
|
||||
|
||||
mockingboard_patch:
|
||||
; from mockingboard_init $1BBF
|
||||
; to done_pt3_irq_handler $1D85
|
||||
|
||||
ldx MB_ADDR_H
|
||||
ldy #0
|
||||
|
||||
lda #<mockingboard_init
|
||||
sta MB_ADDR_L
|
||||
lda #>mockingboard_init
|
||||
sta MB_ADDR_H
|
||||
|
||||
mb_patch_loop:
|
||||
lda (MB_ADDR_L),Y
|
||||
cmp #$C4
|
||||
bne mb_patch_nomatch
|
||||
|
||||
txa
|
||||
sta (MB_ADDR_L),Y
|
||||
mb_patch_nomatch:
|
||||
|
||||
inc MB_ADDR_L
|
||||
lda MB_ADDR_L
|
||||
bne mb_patch_oflo
|
||||
inc MB_ADDR_H
|
||||
|
||||
mb_patch_oflo:
|
||||
lda MB_ADDR_H
|
||||
cmp #>done_pt3_irq_handler
|
||||
bne mb_patch_loop
|
||||
lda MB_ADDR_L
|
||||
cmp #<done_pt3_irq_handler
|
||||
bne mb_patch_loop
|
||||
|
||||
mb_patch_done:
|
||||
rts
|
||||
|
||||
|
||||
@ -225,7 +225,7 @@ sector_array:
|
||||
.byte 0 ;
|
||||
|
||||
length_array:
|
||||
.byte 28, 50, 60, 20 ; VID_LOGO, TITLE, INTRO, COPY_CHECK
|
||||
.byte 32, 50, 60, 20 ; VID_LOGO, TITLE, INTRO, COPY_CHECK
|
||||
.byte 80, 80, 80, 80 ; PEASANT1, PEASANT2, PEASANT3, PEASANT4
|
||||
.byte 80, 80,159,109 ; TROGDOR, ENDING
|
||||
.byte 20, 33, 27, 78 ;
|
||||
|
||||
137
games/peasant/ssi263_detect.s
Normal file
137
games/peasant/ssi263_detect.s
Normal file
@ -0,0 +1,137 @@
|
||||
; This code detects a SSI263 chip on a Mockingboard
|
||||
; it does this by trying to enable the chip and waiting for
|
||||
; the SSI-263 to signal an interrupt when done.
|
||||
; If the interrupt never comes then assume no SSI-263 is present
|
||||
; The code assumes the SSI-263 is hooked to VIA6522 #2 (?)
|
||||
|
||||
;=============================
|
||||
;=============================
|
||||
; detect SSI263
|
||||
;=============================
|
||||
;=============================
|
||||
; A = slot of mockingboard
|
||||
|
||||
detect_ssi263:
|
||||
sta ssi263_slot ; store for later
|
||||
|
||||
and #$7
|
||||
ora #$c0 ; turn slot number into address
|
||||
sta ssid_wc_smc1+2 ; update the read/write routines
|
||||
|
||||
sei ; disable IRQ
|
||||
|
||||
lda $3fe ; backup the IRQ handler
|
||||
sta irq1backup
|
||||
lda $3ff
|
||||
sta irq2backup
|
||||
|
||||
lda #<mb_irq ; point IRQ handler to our code
|
||||
sta $3fe
|
||||
lda #>mb_irq
|
||||
sta $3ff
|
||||
|
||||
; Set 6522#2 peripheral control register to recognize the signal
|
||||
; from the speech chip.
|
||||
lda #(VIA6522_PCR2_CA2_LOW|VIA6522_PCR2_CA1_NEG)
|
||||
ldx #VIA6522_PCR2
|
||||
jsr ssi263_d_write_chip
|
||||
|
||||
; Raise control bit in register 3 of SSI-263
|
||||
lda #SSI263_CAA_CTL
|
||||
ldx #SSI263_CAA
|
||||
jsr ssi263_d_write_chip
|
||||
|
||||
; Transitioned inflection (when CTL is toggled)
|
||||
lda #SSI263_DRP_TRANSITIONED_INFLECTION
|
||||
ldx #SSI263_DRP
|
||||
jsr ssi263_d_write_chip
|
||||
|
||||
; Lower control bit in SSI-263
|
||||
lda #$70 ; CTL=0, T=6, AMP=0
|
||||
ldx #SSI263_CAA
|
||||
jsr ssi263_d_write_chip
|
||||
|
||||
; Enable 6522 interrupt on input CA2
|
||||
lda #(VIA6522_IER2_SET|VIA6522_IER2_CA1)
|
||||
ldx #VIA6522_IER2
|
||||
jsr ssi263_d_write_chip
|
||||
|
||||
ldx #0 ; clear counts
|
||||
ldy #0
|
||||
|
||||
cli ; enable interrupts
|
||||
|
||||
wait_irq:
|
||||
lda irq_count ; see if irq happened
|
||||
|
||||
bne got_irq
|
||||
|
||||
iny ; otherwise increase counts
|
||||
bne wait_irq
|
||||
inx ;
|
||||
bne wait_irq
|
||||
|
||||
got_irq:
|
||||
sei ; disable interrupts
|
||||
|
||||
rts
|
||||
|
||||
|
||||
;========================
|
||||
; detection IRQ handler
|
||||
;========================
|
||||
mb_irq:
|
||||
txa ; save X
|
||||
pha
|
||||
|
||||
; Clear the 6522 interrupt flag
|
||||
lda #VIA6522_IFR2_CA1
|
||||
ldx #VIA6522_IFR2
|
||||
jsr ssi263_d_write_chip
|
||||
|
||||
; disable speech
|
||||
|
||||
; Raise control bit in register 3 of SSI-263
|
||||
lda #SSI263_CAA_CTL
|
||||
ldx #SSI263_CAA
|
||||
jsr ssi263_d_write_chip
|
||||
|
||||
; Disable talking on SSI-263 (when CTL is toggled)
|
||||
lda #SSI263_DRP_DISABLE_AR
|
||||
ldx #SSI263_DRP
|
||||
jsr ssi263_d_write_chip
|
||||
|
||||
; Lower control bit in SSI-263
|
||||
lda #$70 ; also T=7?
|
||||
ldx #SSI263_CAA
|
||||
jsr ssi263_d_write_chip
|
||||
|
||||
; increment our irq count
|
||||
|
||||
inc irq_count
|
||||
|
||||
; Disable 6522 interrupts
|
||||
lda #VIA6522_IER2_CA1
|
||||
ldx #VIA6522_IER2
|
||||
jsr ssi263_d_write_chip
|
||||
|
||||
pla ; restore X
|
||||
tax
|
||||
|
||||
lda $45 ; restore accumulator
|
||||
|
||||
rti ; return from interrupt
|
||||
|
||||
|
||||
;========================
|
||||
; write_chip
|
||||
;========================
|
||||
ssi263_d_write_chip:
|
||||
ssid_wc_smc1:
|
||||
sta $C000,X
|
||||
rts
|
||||
|
||||
irq_count: .byte $00
|
||||
irq1backup: .byte $00
|
||||
irq2backup: .byte $00
|
||||
ssi263_slot: .byte $00
|
||||
145
games/peasant/text_print.s
Normal file
145
games/peasant/text_print.s
Normal file
@ -0,0 +1,145 @@
|
||||
|
||||
;================================
|
||||
; move_and_print
|
||||
;================================
|
||||
; get X,Y from OUTL/OUTH
|
||||
; then print following string to that address
|
||||
; stop at NUL
|
||||
; convert to APPLE ASCII (or with 0x80)
|
||||
; leave OUTL/OUTH pointing to next string
|
||||
|
||||
move_and_print:
|
||||
ldy #0
|
||||
lda (OUTL),Y
|
||||
sta CH
|
||||
iny
|
||||
lda (OUTL),Y
|
||||
asl
|
||||
tay
|
||||
lda gr_offsets,Y ; lookup low-res memory address
|
||||
clc
|
||||
adc CH ; add in xpos
|
||||
sta BASL ; store out low byte of addy
|
||||
|
||||
lda gr_offsets+1,Y ; look up high byte
|
||||
adc DRAW_PAGE ;
|
||||
sta BASH ; and store it out
|
||||
; BASH:BASL now points at right place
|
||||
|
||||
clc
|
||||
lda OUTL
|
||||
adc #2
|
||||
sta OUTL
|
||||
lda OUTH
|
||||
adc #0
|
||||
sta OUTH
|
||||
|
||||
;================================
|
||||
; print_string
|
||||
;================================
|
||||
|
||||
print_string:
|
||||
ldy #0
|
||||
print_string_loop:
|
||||
lda (OUTL),Y
|
||||
beq done_print_string
|
||||
ps_smc1:
|
||||
and #$3f ; make sure we are inverse
|
||||
sta (BASL),Y
|
||||
iny
|
||||
bne print_string_loop
|
||||
done_print_string:
|
||||
iny
|
||||
clc
|
||||
tya
|
||||
adc OUTL
|
||||
sta OUTL
|
||||
lda OUTH
|
||||
adc #0
|
||||
sta OUTH
|
||||
|
||||
rts
|
||||
|
||||
|
||||
.if 0
|
||||
;================================
|
||||
; move and print a list of lines
|
||||
;================================
|
||||
move_and_print_list:
|
||||
jsr move_and_print
|
||||
ldy #0
|
||||
lda (OUTL),Y
|
||||
bpl move_and_print_list
|
||||
|
||||
rts
|
||||
|
||||
|
||||
|
||||
;================================
|
||||
; move and print a list of lines
|
||||
;================================
|
||||
move_and_print_list_both_pages:
|
||||
lda DRAW_PAGE
|
||||
pha
|
||||
|
||||
lda OUTL
|
||||
pha
|
||||
lda OUTH
|
||||
pha
|
||||
|
||||
lda #0
|
||||
sta DRAW_PAGE
|
||||
|
||||
jsr move_and_print_list
|
||||
|
||||
pla
|
||||
sta OUTH
|
||||
pla
|
||||
sta OUTL
|
||||
|
||||
lda #4
|
||||
sta DRAW_PAGE
|
||||
|
||||
jsr move_and_print_list
|
||||
|
||||
pla
|
||||
sta DRAW_PAGE
|
||||
|
||||
|
||||
rts
|
||||
|
||||
|
||||
|
||||
;=======================
|
||||
; print to both pages
|
||||
;=======================
|
||||
print_both_pages:
|
||||
lda DRAW_PAGE
|
||||
pha
|
||||
|
||||
lda OUTL
|
||||
pha
|
||||
lda OUTH
|
||||
pha
|
||||
|
||||
lda #0
|
||||
sta DRAW_PAGE
|
||||
|
||||
jsr move_and_print
|
||||
|
||||
pla
|
||||
sta OUTH
|
||||
pla
|
||||
sta OUTL
|
||||
|
||||
lda #4
|
||||
sta DRAW_PAGE
|
||||
|
||||
jsr move_and_print
|
||||
|
||||
pla
|
||||
sta DRAW_PAGE
|
||||
|
||||
|
||||
rts
|
||||
.endif
|
||||
@ -9,32 +9,186 @@
|
||||
; with apologies to everyone
|
||||
|
||||
.include "hardware.inc"
|
||||
|
||||
NIBCOUNT = $09
|
||||
GBASL = $26
|
||||
GBASH = $27
|
||||
CURSOR_X = $62
|
||||
CURSOR_Y = $63
|
||||
HGR_COLOR = $E4
|
||||
HGR_PAGE = $E6
|
||||
DISP_PAGE = $F0
|
||||
DRAW_PAGE = $F1
|
||||
|
||||
;P0 = $F1
|
||||
;P1 = $F2
|
||||
;P2 = $F3
|
||||
;P3 = $F4
|
||||
;P4 = $F5
|
||||
;P5 = $F6
|
||||
|
||||
INL = $FC
|
||||
INH = $FD
|
||||
OUTL = $FE
|
||||
OUTH = $FF
|
||||
.include "zp.inc"
|
||||
|
||||
|
||||
intro_text:
|
||||
|
||||
hgr_display:
|
||||
jsr TEXT
|
||||
jsr HOME
|
||||
|
||||
lda #0
|
||||
sta DRAW_PAGE
|
||||
|
||||
; print non-inverse
|
||||
lda #$80
|
||||
sta ps_smc1+1
|
||||
|
||||
lda #09 ; ora
|
||||
sta ps_smc1
|
||||
|
||||
lda #<boot_message
|
||||
sta OUTL
|
||||
lda #>boot_message
|
||||
sta OUTH
|
||||
|
||||
ldx #7
|
||||
text_loop:
|
||||
|
||||
jsr move_and_print
|
||||
|
||||
dex
|
||||
bne text_loop
|
||||
|
||||
|
||||
;===================
|
||||
; detect model
|
||||
;===================
|
||||
|
||||
jsr detect_appleii_model
|
||||
|
||||
;===================
|
||||
; machine workarounds
|
||||
;===================
|
||||
; mostly IIgs
|
||||
;===================
|
||||
; thanks to 4am who provided this code from Total Replay
|
||||
|
||||
lda ROM_MACHINEID
|
||||
cmp #$06
|
||||
bne not_a_iigs
|
||||
sec
|
||||
jsr $FE1F ; check for IIgs
|
||||
bcs not_a_iigs
|
||||
|
||||
; gr/text page2 handling broken on early IIgs models
|
||||
; in theory this game we don't need that?
|
||||
|
||||
;jsr ROM_TEXT2COPY ; set alternate display mode on IIgs
|
||||
cli ; enable VBL interrupts
|
||||
|
||||
; also set background color to black instead of blue
|
||||
lda NEWVIDEO
|
||||
and #%00011111 ; bit 7 = 0 -> IIgs Apple II-compat video modes
|
||||
; bit 6 = 0 -> IIgs 128K memory map same as IIe
|
||||
; bit 5 = 0 -> IIgs DHGR is color, not mono
|
||||
; bits 0-4 unchanged
|
||||
sta NEWVIDEO
|
||||
lda #$F0
|
||||
sta TBCOLOR ; white text on black background
|
||||
lda #$00
|
||||
sta CLOCKCTL ; black border
|
||||
sta CLOCKCTL ; set twice for VidHD
|
||||
|
||||
not_a_iigs:
|
||||
|
||||
;===================
|
||||
; print config
|
||||
;===================
|
||||
|
||||
lda #<config_string
|
||||
sta OUTL
|
||||
lda #>config_string
|
||||
sta OUTH
|
||||
|
||||
jsr move_and_print
|
||||
|
||||
; print detected model
|
||||
|
||||
lda APPLEII_MODEL
|
||||
ora #$80
|
||||
sta $7d0+8 ; 23,8
|
||||
|
||||
; if GS print the extra S
|
||||
cmp #'G'|$80
|
||||
bne not_gs
|
||||
lda #'S'|$80
|
||||
sta $7d0+9
|
||||
|
||||
not_gs:
|
||||
|
||||
;=========================================
|
||||
; detect if we have a language card (64k)
|
||||
; and load sound into it if possible
|
||||
;===================================
|
||||
|
||||
lda #0
|
||||
sta SOUND_STATUS ; clear out, sound enabled
|
||||
|
||||
jsr detect_language_card
|
||||
bcs no_language_card
|
||||
|
||||
yes_language_card:
|
||||
; update status
|
||||
lda #'6'|$80
|
||||
sta $7d0+11 ; 23,11
|
||||
lda #'4'|$80
|
||||
sta $7d0+12 ; 23,12
|
||||
|
||||
; update sound status
|
||||
lda SOUND_STATUS
|
||||
ora #SOUND_IN_LC
|
||||
sta SOUND_STATUS
|
||||
|
||||
no_language_card:
|
||||
|
||||
;===================================
|
||||
; Detect Mockingboard
|
||||
;===================================
|
||||
|
||||
PT3_ENABLE_APPLE_IIC = 1
|
||||
|
||||
lda #0
|
||||
sta DONE_PLAYING
|
||||
sta LOOP
|
||||
|
||||
; detect mockingboard
|
||||
jsr mockingboard_detect
|
||||
|
||||
bcc mockingboard_notfound
|
||||
|
||||
mockingboard_found:
|
||||
; print detected location
|
||||
|
||||
lda #'S'+$80 ; change NO to slot
|
||||
sta $7d0+30
|
||||
|
||||
lda MB_ADDR_H ; $C4 = 4, want $B4 1100 -> 1011
|
||||
and #$87
|
||||
ora #$30
|
||||
|
||||
sta $7d0+31 ; 23,31
|
||||
|
||||
lda SOUND_STATUS
|
||||
ora #SOUND_MOCKINGBOARD
|
||||
sta SOUND_STATUS
|
||||
|
||||
;===========================
|
||||
; detect SSI-263 too
|
||||
;===========================
|
||||
detect_ssi:
|
||||
lda MB_ADDR_H
|
||||
and #$87 ; slot
|
||||
jsr detect_ssi263
|
||||
|
||||
lda irq_count
|
||||
beq ssi_not_found
|
||||
|
||||
lda #'Y'+$80
|
||||
sta $7d0+39 ; 23,39
|
||||
|
||||
lda #SOUND_SSI263
|
||||
ora SOUND_STATUS
|
||||
sta SOUND_STATUS
|
||||
|
||||
ssi_not_found:
|
||||
|
||||
mockingboard_notfound:
|
||||
|
||||
lda #30
|
||||
jsr wait_a_bit
|
||||
|
||||
videlectrix_intro:
|
||||
jsr HGR2 ; Hi-res graphics, no text at bottom
|
||||
; Y=0, A=0 after this called
|
||||
; HGR_PAGE=$40
|
||||
@ -142,35 +296,21 @@ done_loop:
|
||||
; jmp forever
|
||||
|
||||
animation_low:
|
||||
.byte <videlectrix_lzsa
|
||||
; .byte <title_anim01_lzsa
|
||||
.byte <videlectrix_lzsa ; .byte <title_anim01_lzsa
|
||||
.byte <title_anim02_lzsa
|
||||
.byte <title_anim03_lzsa
|
||||
; .byte <title_anim04_lzsa
|
||||
.byte <title_anim05_lzsa
|
||||
; .byte <title_anim06_lzsa
|
||||
.byte <title_anim07_lzsa
|
||||
; .byte <title_anim08_lzsa
|
||||
.byte <title_anim09_lzsa
|
||||
; .byte <title_anim10_lzsa
|
||||
.byte <title_anim11_lzsa
|
||||
; .byte <title_anim12_lzsa
|
||||
.byte <title_anim13_lzsa
|
||||
; .byte <title_anim14_lzsa
|
||||
.byte <title_anim15_lzsa
|
||||
; .byte <title_anim16_lzsa
|
||||
.byte <title_anim17_lzsa
|
||||
; .byte <title_anim18_lzsa
|
||||
.byte <title_anim19_lzsa
|
||||
; .byte <title_anim20_lzsa
|
||||
.byte <title_anim21_lzsa
|
||||
; .byte <title_anim22_lzsa
|
||||
.byte <title_anim23_lzsa
|
||||
; .byte <title_anim24_lzsa
|
||||
.byte <title_anim25_lzsa
|
||||
; .byte <title_anim26_lzsa
|
||||
.byte <title_anim27_lzsa
|
||||
; .byte <title_anim28_lzsa
|
||||
.byte <title_anim03_lzsa ; .byte <title_anim04_lzsa
|
||||
.byte <title_anim05_lzsa ; .byte <title_anim06_lzsa
|
||||
.byte <title_anim07_lzsa ; .byte <title_anim08_lzsa
|
||||
.byte <title_anim09_lzsa ; .byte <title_anim10_lzsa
|
||||
.byte <title_anim11_lzsa ; .byte <title_anim12_lzsa
|
||||
.byte <title_anim13_lzsa ; .byte <title_anim14_lzsa
|
||||
.byte <title_anim15_lzsa ; .byte <title_anim16_lzsa
|
||||
.byte <title_anim17_lzsa ; .byte <title_anim18_lzsa
|
||||
.byte <title_anim19_lzsa ; .byte <title_anim20_lzsa
|
||||
.byte <title_anim21_lzsa ; .byte <title_anim22_lzsa
|
||||
.byte <title_anim23_lzsa ; .byte <title_anim24_lzsa
|
||||
.byte <title_anim25_lzsa ; .byte <title_anim26_lzsa
|
||||
.byte <title_anim27_lzsa ; .byte <title_anim28_lzsa
|
||||
.byte <title_anim29_lzsa
|
||||
.byte <title_anim30_lzsa
|
||||
.byte <title_anim31_lzsa
|
||||
@ -182,35 +322,21 @@ animation_low:
|
||||
.byte <title_anim34_lzsa
|
||||
|
||||
animation_high:
|
||||
.byte >videlectrix_lzsa
|
||||
; .byte >title_anim01_lzsa
|
||||
.byte >videlectrix_lzsa ; .byte >title_anim01_lzsa
|
||||
.byte >title_anim02_lzsa
|
||||
.byte >title_anim03_lzsa
|
||||
; .byte >title_anim04_lzsa
|
||||
.byte >title_anim05_lzsa
|
||||
; .byte >title_anim06_lzsa
|
||||
.byte >title_anim07_lzsa
|
||||
; .byte >title_anim08_lzsa
|
||||
.byte >title_anim09_lzsa
|
||||
; .byte >title_anim10_lzsa
|
||||
.byte >title_anim11_lzsa
|
||||
; .byte >title_anim12_lzsa
|
||||
.byte >title_anim13_lzsa
|
||||
; .byte >title_anim14_lzsa
|
||||
.byte >title_anim15_lzsa
|
||||
; .byte >title_anim16_lzsa
|
||||
.byte >title_anim17_lzsa
|
||||
; .byte >title_anim18_lzsa
|
||||
.byte >title_anim19_lzsa
|
||||
; .byte >title_anim20_lzsa
|
||||
.byte >title_anim21_lzsa
|
||||
; .byte >title_anim22_lzsa
|
||||
.byte >title_anim23_lzsa
|
||||
; .byte >title_anim24_lzsa
|
||||
.byte >title_anim25_lzsa
|
||||
; .byte >title_anim26_lzsa
|
||||
.byte >title_anim27_lzsa
|
||||
; .byte >title_anim28_lzsa
|
||||
.byte >title_anim03_lzsa ; .byte >title_anim04_lzsa
|
||||
.byte >title_anim05_lzsa ; .byte >title_anim06_lzsa
|
||||
.byte >title_anim07_lzsa ; .byte >title_anim08_lzsa
|
||||
.byte >title_anim09_lzsa ; .byte >title_anim10_lzsa
|
||||
.byte >title_anim11_lzsa ; .byte >title_anim12_lzsa
|
||||
.byte >title_anim13_lzsa ; .byte >title_anim14_lzsa
|
||||
.byte >title_anim15_lzsa ; .byte >title_anim16_lzsa
|
||||
.byte >title_anim17_lzsa ; .byte >title_anim18_lzsa
|
||||
.byte >title_anim19_lzsa ; .byte >title_anim20_lzsa
|
||||
.byte >title_anim21_lzsa ; .byte >title_anim22_lzsa
|
||||
.byte >title_anim23_lzsa ; .byte >title_anim24_lzsa
|
||||
.byte >title_anim25_lzsa ; .byte >title_anim26_lzsa
|
||||
.byte >title_anim27_lzsa ; .byte >title_anim28_lzsa
|
||||
.byte >title_anim29_lzsa
|
||||
.byte >title_anim30_lzsa
|
||||
.byte >title_anim31_lzsa
|
||||
@ -251,35 +377,21 @@ notes:
|
||||
|
||||
|
||||
delays:
|
||||
.byte 1 ; title
|
||||
; .byte 1 ; 1
|
||||
.byte 1 ; title ; .byte 1 ; 1
|
||||
.byte 1 ; 2
|
||||
.byte 1 ; 3
|
||||
; .byte 1 ; 4
|
||||
.byte 1 ; 5
|
||||
; .byte 1 ; 6
|
||||
.byte 1 ; 7
|
||||
; .byte 1 ; 8
|
||||
.byte 1 ; 9
|
||||
; .byte 1 ; 10
|
||||
.byte 1 ; 11
|
||||
; .byte 1 ; 12
|
||||
.byte 1 ; 13
|
||||
; .byte 1 ; 14
|
||||
.byte 1 ; 15
|
||||
; .byte 1 ; 16
|
||||
.byte 1 ; 17
|
||||
; .byte 1 ; 18
|
||||
.byte 1 ; 19
|
||||
; .byte 1 ; 20
|
||||
.byte 1 ; 21
|
||||
; .byte 1 ; 22
|
||||
.byte 1 ; 23
|
||||
; .byte 1 ; 24
|
||||
.byte 1 ; 25
|
||||
; .byte 1 ; 26
|
||||
.byte 1 ; 27
|
||||
; .byte 1 ; 28
|
||||
.byte 1 ; 3 ; .byte 1 ; 4
|
||||
.byte 1 ; 5 ; .byte 1 ; 6
|
||||
.byte 1 ; 7 ; .byte 1 ; 8
|
||||
.byte 1 ; 9 ; .byte 1 ; 10
|
||||
.byte 1 ; 11 ; .byte 1 ; 12
|
||||
.byte 1 ; 13 ; .byte 1 ; 14
|
||||
.byte 1 ; 15 ; .byte 1 ; 16
|
||||
.byte 1 ; 17 ; .byte 1 ; 18
|
||||
.byte 1 ; 19 ; .byte 1 ; 20
|
||||
.byte 1 ; 21 ; .byte 1 ; 22
|
||||
.byte 1 ; 23 ; .byte 1 ; 24
|
||||
.byte 1 ; 25 ; .byte 1 ; 26
|
||||
.byte 1 ; 27 ; .byte 1 ; 28
|
||||
.byte 1 ; 29
|
||||
.byte 1 ; 30
|
||||
.byte 1 ; 31
|
||||
@ -298,7 +410,35 @@ delays:
|
||||
|
||||
.include "speaker_beeps.s"
|
||||
|
||||
;.include "wait_keypress.s"
|
||||
.include "text_print.s"
|
||||
.include "gr_offsets.s"
|
||||
|
||||
.include "wait_a_bit.s"
|
||||
|
||||
.include "lc_detect.s"
|
||||
|
||||
.include "pt3_lib_mockingboard.inc"
|
||||
.include "pt3_lib_detect_model.s"
|
||||
.include "pt3_lib_mockingboard_detect.s"
|
||||
|
||||
.include "ssi263.inc"
|
||||
.include "ssi263_detect.s"
|
||||
|
||||
.include "graphics_vid/vid_graphics.inc"
|
||||
|
||||
|
||||
; 0123456789012345678901234567890123456789
|
||||
boot_message:
|
||||
.byte 0,0, "LOADING PEASANT'S QUEST V0.7",0
|
||||
.byte 0,3,"ORIGINAL BY VIDELECTRIX",0
|
||||
.byte 0,5,"APPLE II PORT: VINCE WEAVER",0
|
||||
.byte 0,6,"DISK CODE : QKUMBA",0
|
||||
.byte 0,7,"LZSA CODE : EMMANUEL MARTY",0
|
||||
.byte 7,19,"______",0
|
||||
.byte 5,20,"A \/\/\/ SOFTWARE PRODUCTION",0
|
||||
|
||||
config_string:
|
||||
; 0123456789012345678901234567890123456789
|
||||
.byte 0,23,"APPLE II?, 48K, MOCKINGBOARD: NO, SSI: N",0
|
||||
; MOCKINGBOARD: NONE
|
||||
|
||||
|
||||
@ -1,7 +1,6 @@
|
||||
;====================================
|
||||
; wait for keypress or a few seconds
|
||||
;====================================
|
||||
; A is length to wait
|
||||
|
||||
wait_a_bit:
|
||||
|
||||
@ -17,20 +16,13 @@ keyloop:
|
||||
|
||||
dex
|
||||
bne keyloop
|
||||
beq no_escape
|
||||
|
||||
done_keyloop:
|
||||
|
||||
and #$7f
|
||||
cmp #27
|
||||
bne no_escape
|
||||
|
||||
lda #1
|
||||
sta ESC_PRESSED
|
||||
|
||||
no_escape:
|
||||
|
||||
bit KEYRESET
|
||||
|
||||
rts
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
@ -1,3 +1,13 @@
|
||||
|
||||
JS_BUTTON_STATE = $04
|
||||
JOYSTICK_ENABLED= $05
|
||||
SOUND_STATUS = $06
|
||||
SOUND_DISABLED = $80
|
||||
SOUND_IN_LC = $01 ; sound in language card
|
||||
SOUND_MOCKINGBOARD = $02 ; mockingboard detected
|
||||
SOUND_SSI263 = $04 ; SSI-263 speech chip detected
|
||||
DISP_PAGE = $07 ; only in videlectrix intro?
|
||||
DRAW_PAGE = $08
|
||||
NIBCOUNT = $09
|
||||
|
||||
TEMP0 = $10
|
||||
@ -9,6 +19,8 @@ TEMP5 = $15
|
||||
|
||||
HGR_BITS = $1C
|
||||
|
||||
CH = $24
|
||||
CV = $25
|
||||
GBASL = $26
|
||||
GBASH = $27
|
||||
BASL = $28
|
||||
|
||||
Loading…
Reference in New Issue
Block a user