mockingboard: start working on this

This commit is contained in:
Vince Weaver 2018-02-03 13:43:24 -05:00
parent b18f036f09
commit 25e0911b12
6 changed files with 2119 additions and 13 deletions

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@ -3,18 +3,16 @@ include ../Makefile.inc
DOS33 = ../dos33fs-utils/dos33
PNG2GR = ../gr-utils/png2gr
all: dump_ed
all: dump_ed mock.dsk
mock.dsk:
$(DOS33) -y tfv.dsk BSAVE -a 0x1000 TFV
$(DOS33) -y tfv.dsk BSAVE -a 0x400 TITLE.GR
$(DOS33) -y tfv.dsk BSAVE -a 0x900 ED
mock.dsk: MOCK_TEST
$(DOS33) -y mock_test.dsk BSAVE -a 0x1000 MOCK_TEST
TFV: tfv.o
ld65 -o TFV tfv.o -C ./apple2_1000.inc
MOCK_TEST: mock_test.o
ld65 -o MOCK_TEST mock_test.o -C ./apple2_1000.inc
tfv.o: tfv.s title.inc
ca65 -o tfv.o tfv.s -l tfv.lst
mock_test.o: mock_test.s
ca65 -o mock_test.o mock_test.s -l mock_test.lst
ED: duet.o
ld65 -o ED duet.o -C ./apple2_900.inc
@ -22,9 +20,6 @@ ED: duet.o
duet.o: duet.s
ca65 -o duet.o duet.s -l duet.lst
TITLE.GR: title.png
$(PNG2GR) title.png TITLE.GR
notes.o: notes.c
$(CC) $(CFLAGS) -c notes.c
@ -36,5 +31,5 @@ dump_ed: dump_ed.o notes.o
clean:
rm -f *~ TITLE.GR *.o *.lst ED
rm -f *~ TITLE.GR *.o *.lst ED MOCK_TEST dump_ed

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@ -0,0 +1,12 @@
MEMORY {
ZP: start = $00, size = $1A, type = rw;
RAM: start = $1000, size = $8E00, file = %O;
}
SEGMENTS {
CODE: load = RAM, type = ro;
RODATA: load = RAM, type = ro;
DATA: load = RAM, type = rw;
BSS: load = RAM, type = bss, define = yes;
ZEROPAGE: load = ZP, type = zp;
}

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mockingboard/mock_test.s Normal file
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@ -0,0 +1,59 @@
; http://macgui.com/usenet/?group=2&id=8366
; Mockingboad programming:
; + Has two 6522 I/O chips
; + Often in slot 4
; $C400 ORB1 function to perform, OUT 1
; $C401 ORA1 data, OUT 1
; $C402 DDRB1 data direction, OUT 1
; $C403 DDRA1 data direction, OUT 1
; $C480 ORB2 function to perform, OUT 2
; $C481 ORA2 data, OUT 2
; $C482 DDRB2 data direction, OUT 2
; $C483 DDRA2 data direction, OUT 2
; To Initialize the 6522s: Store $FF at the DDRxx addresses
; Your program gets access to a PSG via the 6522 by using a few basic
; Function codes which set the PSG's I/O control lines:
;
; Set Inactive = $04 Set PSG Reg# = $07 Write Data = $06 Reset = $00
;
; To Write to a PSG register: Tell the PSG which Register you wish to access
; (i.e. Set the "current register" #) and Write the data. This is easiest to
; do with subroutines to handle the basic Functions.
;
; Example Subroutines (for Output Channel 1):
;
; Set Reg # 1000: A9 07 8D 00 C4 A9 04 8D 00 C4 60
; Write Data 100B: A9 06 8D 00 C4 A9 04 8D 00 C4 60
; Notice that each Function sub ends by setting the PSG control lines to
; Inactive.
; Similarly, to do a Reset (set all PSG regs to zero) ...
; Reset 1016: A9 00 8D 00 C4 A9 04 8D 00 C4 60
; To put the value $55 in PSG Register 02 (Channel B Freq. fine) ....
; 1080: A9 02 put Reg# in A
; 1082: 8D 01 C4 store A at the Data address ORA1
; 1085: 20 00 10 JSR to Set Reg# (sets "current register" to Register
; 2)
; 1088: A9 55 put the value $55 in A
; 108A: 8D 01 C4 store A at the Data address ORA1
; 108D: 20 0B 10 JSR to Write Data ($55 goes into PSG Register 2)
; 1090: 60 Exit from subroutine
.include "zp.inc"
;=============================
; set low-res graphics, page 0
;=============================
jsr HOME
jsr TEXT
forever_loop:
jmp forever_loop

187
mockingboard/zp.inc Normal file
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@ -0,0 +1,187 @@
.define EQU =
;; Zero page monitor routines addresses
WNDLFT EQU $20
WNDWDTH EQU $21
WNDTOP EQU $22
WNDBTM EQU $23
CH EQU $24
CV EQU $25
GBASL EQU $26
GBASH EQU $27
BASL EQU $28
BASH EQU $29
H2 EQU $2C
V2 EQU $2D
MASK EQU $2E
COLOR EQU $30
INVFLG EQU $32
; More zero-page addresses
; we try not to conflict with anything DOS, MONITOR or BASIC related
COLOR1 EQU $E0
COLOR2 EQU $E1
MATCH EQU $E2
XX EQU $E3
YY EQU $E4
YADD EQU $E5
LOOP EQU $E6
MEMPTRL EQU $E7
MEMPTRH EQU $E8
NAMEL EQU $E9
NAMEH EQU $EA
NAMEX EQU $EB
CHAR EQU $EC
DISP_PAGE EQU $ED
DRAW_PAGE EQU $EE
FIRST EQU $F0
LASTKEY EQU $F1
PADDLE_STATUS EQU $F2
XPOS EQU $F3
YPOS EQU $F4
TEMP EQU $FA
RUN EQU $FA
TEMP2 EQU $FB
TEMPY EQU $FB
INL EQU $FC
INH EQU $FD
OUTL EQU $FE
OUTH EQU $FF
;; Flying Routine Only
TURNING EQU $60
;SCREEN_X EQU $61 ; not used?
SCREEN_Y EQU $62
ANGLE EQU $63
HORIZ_SCALE_I EQU $64
HORIZ_SCALE_F EQU $65
FACTOR_I EQU $66
FACTOR_F EQU $67
DX_I EQU $68
DX_F EQU $69
SPACEX_I EQU $6A
SPACEX_F EQU $6B
CX_I EQU $6C
CX_F EQU $6D
DY_I EQU $6E
DY_F EQU $6F
SPACEY_I EQU $70
SPACEY_F EQU $71
CY_I EQU $72
CY_F EQU $73
TEMP_I EQU $74
TEMP_F EQU $75
DISTANCE_I EQU $76
DISTANCE_F EQU $77
SPACEZ_I EQU $78
SPACEZ_F EQU $79
DRAW_SPLASH EQU $7A
SPEED EQU $7B
SPLASH_COUNT EQU $7C
OVER_LAND EQU $7D
NUM1L EQU $7E
NUM1H EQU $7F
NUM2L EQU $80
NUM2H EQU $81
RESULT EQU $82 ; 83,84,85
NEGATE EQU $86 ; UNUSED?
LAST_SPACEX_I EQU $87
LAST_SPACEY_I EQU $88
LAST_MAP_COLOR EQU $89
DRAW_SKY EQU $8A
COLOR_MASK EQU $8B
KEY_COUNT EQU $8C
KEY_OFFSET EQU $8D
DRAW_BLUE_SKY EQU $8E
RANDOM_POINTER EQU $8F
FRAME_COUNT EQU $90
SHIPY EQU $E4
KEYPRESS EQU $C000
KEYRESET EQU $C010
;; SOFT SWITCHES
CLR80COL EQU $C000 ; PAGE0/PAGE1 normal
SET80COL EQU $C001 ; PAGE0/PAGE1 switches PAGE0 in Aux instead
EIGHTYCOL EQU $C00D
SPEAKER EQU $C030
SET_GR EQU $C050
SET_TEXT EQU $C051
FULLGR EQU $C052
TEXTGR EQU $C053
PAGE0 EQU $C054
PAGE1 EQU $C055
LORES EQU $C056 ; Enable LORES graphics
HIRES EQU $C057 ; Enable HIRES graphics
AN3 EQU $C05E ; Annunciator 3
PADDLE_BUTTON0 EQU $C061
PADDL0 EQU $C064
PTRIG EQU $C070
;; BASIC ROUTINES
NORMAL EQU $F273
;; MONITOR ROUTINES
HLINE EQU $F819 ;; HLINE Y,$2C at A
VLINE EQU $F828 ;; VLINE A,$2D at Y
CLRSCR EQU $F832 ;; Clear low-res screen
CLRTOP EQU $F836 ;; clear only top of low-res screen
SETCOL EQU $F864 ;; COLOR=A
TEXT EQU $FB36
TABV EQU $FB5B ;; VTAB to A
BASCALC EQU $FBC1 ;;
VTAB EQU $FC22 ;; VTAB to CV
HOME EQU $FC58 ;; Clear the text screen
WAIT EQU $FCA8 ;; delay 1/2(26+27A+5A^2) us
SETINV EQU $FE80 ;; INVERSE
SETNORM EQU $FE84 ;; NORMAL
COUT EQU $FDED ;; output A to screen
COUT1 EQU $FDF0 ;; output A to screen
COLOR_BLACK EQU 0
COLOR_RED EQU 1
COLOR_DARKBLUE EQU 2
COLOR_PURPLE EQU 3
COLOR_DARKGREEN EQU 4
COLOR_GREY EQU 5
COLOR_MEDIUMBLUE EQU 6
COLOR_LIGHTBLUE EQU 7
COLOR_BROWN EQU 8
COLOR_ORANGE EQU 9
COLOR_GREY2 EQU 10
COLOR_PINK EQU 11
COLOR_LIGHTGREEN EQU 12
COLOR_YELLOW EQU 13
COLOR_AQUA EQU 14
COLOR_WHITE EQU 15
COLOR_BOTH_RED EQU $11
COLOR_BOTH_DARKBLUE EQU $22
COLOR_BOTH_DARKGREEN EQU $44
COLOR_BOTH_GREY EQU $55
COLOR_BOTH_MEDIUMBLUE EQU $66
COLOR_BOTH_LIGHTBLUE EQU $77
COLOR_BOTH_BROWN EQU $88
COLOR_BOTH_ORANGE EQU $99
COLOR_BOTH_PINK EQU $BB
COLOR_BOTH_LIGHTGREEN EQU $CC
COLOR_BOTH_YELLOW EQU $DD
COLOR_BOTH_AQUA EQU $EE
COLOR_BOTH_WHITE EQU $FF
AUX_BOTH_MEDIUMBLUE EQU $33 ; 0011 0011
AUX_BOTH_GREY EQU $AA ; 1010 1010