antoine-source/diag/MONITORIIE.S

1251 lines
22 KiB
ArmAsm

*
* Apple II diagnostics code
*
* (c) 1983, Apple Computer, Inc.
* (s) 2018, Brutal Deluxe Software
*
*---------------------------------------------------------
* EPROM19B.BIN
* $F800..$FFFF
* This is a slightly modified AUTOSTART MONITOR ROM
*---------------------------------------------------------
LF800 LSR
PHP
JSR LF847
PLP
LDA #$0F
BCC LF80C
ADC #$E0
LF80C STA $2E
LF80E LDA ($26),Y
EOR $30
AND $2E
EOR ($26),Y
STA ($26),Y
RTS
LF819 JSR LF800
LF81C CPY $2C
BCS LF831
INY
JSR LF80E
BCC LF81C
LF826 ADC #$01
VLINE PHA
JSR LF800
PLA
CMP $2D
BCC LF826
LF831 RTS
LF832 LDY #$2F
BNE LF838
CLRTOP LDY #$27
LF838 STY $2D
LDY #$27
LF83C LDA #$00
STA $30
JSR VLINE
DEY
BPL LF83C
RTS
LF847 PHA
LSR
AND #$03
ORA #$04
STA $27
PLA
AND #$18
BCC LF856
ADC #$7F
LF856 STA $26
ASL
ASL
ORA $26
STA $26
RTS
LDA $30
CLC
ADC #$03
AND #$0F
STA $30
ASL
ASL
ASL
ASL
ORA $30
STA $30
RTS
LSR
PHP
JSR LF847
LDA ($26),Y
PLP
LF879 BCC LF87F
LSR
LSR
LSR
LSR
LF87F AND #$0F
RTS
LF882 LDX $3A
LDY $3B
JSR LFD96
JSR LF948
LDA ($3A,X)
TAY
LSR
BCC LF89B
ROR
BCS LF8A5
CMP #$A2
BEQ LF8A5
AND #$87
LF89B LSR
TAX
LDA FMT1,X
JSR LF879
BNE LF8A9
LF8A5 LDY #$80
LDA #$00
LF8A9 TAX
LDA FMT2,X
STA $2E
AND #$03
STA $2F
TYA
AND #$8F
TAX
TYA
LDY #$03
CPX #$8A
BEQ LF8C9
LF8BE LSR
BCC LF8C9
LSR
LF8C2 LSR
ORA #$20
DEY
BNE LF8C2
INY
LF8C9 DEY
BNE LF8BE
RTS
DB $FF
DB $FF
DB $FF
LF8D0 JSR LF882
PHA
LF8D4 LDA ($3A),Y
JSR PRBYTE
LDX #$01
LF8DB JSR LF94A
CPY $2F
INY
BCC LF8D4
LDX #$03
CPY #$04
BCC LF8DB
PLA
TAY
LDA MNEML,Y
STA $2C
LDA MNEMR,Y
STA $2D
LF8F5 LDA #$00
LDY #$05
LF8F9 ASL $2D
ROL $2C
ROL
DEY
BNE LF8F9
ADC #$BF
JSR COUT
DEX
BNE LF8F5
JSR LF948
LDY $2F
LDX #$06
LF910 CPX #$03
BEQ LF930
LF914 ASL $2E
BCC LF926
LDA CHAR1-1,X
JSR COUT
LDA CHAR2-1,X
BEQ LF926
JSR COUT
LF926 DEX
BNE LF910
RTS
LF92A DEY
BMI LF914
JSR PRBYTE
LF930 LDA $2E
CMP #$E8
LDA ($3A),Y
BCC LF92A
JSR LF956
TAX
INX
BNE LF940
INY
LF940 TYA
JSR PRBYTE
TXA
JMP PRBYTE
LF948 LDX #$03
LF94A LDA #$A0
JSR COUT
DEX
BNE LF94A
RTS
LF953 SEC
LDA $2F
LF956 LDY $3B
TAX
BPL LF95C
DEY
LF95C ADC $3A
BCC LF961
INY
LF961 RTS
FMT1 DB $04
DB $20
DB $54
DB $30
DB $0D
DB $80
DB $04
DB $90
DB $03
DB $22
DB $54
DB $33
DB $0D
DB $80
DB $04
DB $90
DB $04
DB $20
DB $54
DB $33
DB $0D
DB $80
DB $04
DB $90
DB $04
DB $20
DB $54
DB $3B
DB $0D
DB $80
DB $04
DB $90
DB $00
DB $22
DB $44
DB $33
DB $0D
DB $C8
DB $44
DB $00
DB $11
DB $22
DB $44
DB $33
DB $0D
DB $C8
DB $44
DB $A9
DB $01
DB $22
DB $44
DB $33
DB $0D
DB $80
DB $04
DB $90
DB $01
DB $22
DB $44
DB $33
DB $0D
DB $80
DB $04
DB $90
DB $26
DB $31
DB $87
DB $9A
FMT2 DB $00
DB $21
DB $81
DB $82
DB $00
DB $00
DB $59
DB $4D
DB $91
DB $92
DB $86
DB $4A
DB $85
DB $9D
CHAR1 DB $AC
DB $A9
DB $AC
DB $A3
DB $A8
DB $A4
CHAR2 DB $D9
DB $00
DB $D8
DB $A4
DB $A4
DB $00
MNEML DB $1C
DB $8A
DB $1C
DB $23
DB $5D
DB $8B
DB $1B
DB $A1
DB $9D
DB $8A
DB $1D
DB $23
DB $9D
DB $8B
DB $1D
DB $A1
DB $00
DB $29
DB $19
DB $AE
DB $69
DB $A8
DB $19
DB $23
DB $24
DB $53
DB $1B
DB $23
DB $24
DB $53
DB $19
DB $A1
DB $00
DB $1A
DB $5B
DB $5B
DB $A5
DB $69
DB $24
DB $24
DB $AE
DB $AE
DB $A8
DB $AD
DB $29
DB $00
DB $7C
DB $00
DB $15
DB $9C
DB $6D
DB $9C
DB $A5
DB $69
DB $29
DB $53
DB $84
DB $13
DB $34
DB $11
DB $A5
DB $69
DB $23
DB $A0
MNEMR DB $D8
DB $62
DB $5A
DB $48
DB $26
DB $62
DB $94
DB $88
DB $54
DB $44
DB $C8
DB $54
DB $68
DB $44
DB $E8
DB $94
DB $00
DB $B4
DB $08
DB $84
DB $74
DB $B4
DB $28
DB $6E
DB $74
DB $F4
DB $CC
DB $4A
DB $72
DB $F2
DB $A4
DB $8A
DB $00
DB $AA
DB $A2
DB $A2
DB $74
DB $74
DB $74
DB $72
DB $44
DB $68
DB $B2
DB $32
DB $B2
DB $00
DB $22
DB $00
DB $1A
DB $1A
DB $26
DB $26
DB $72
DB $72
DB $88
DB $C8
DB $C4
DB $CA
DB $26
DB $48
DB $44
DB $44
DB $A2
DB $C8
LFA40 STA $45
PLA
PHA
ASL
ASL
ASL
BMI LFA4C
JMP (IRQLOC)
LFA4C PLP
JSR LFF4C
PLA
STA $3A
PLA
STA $3B
JMP ($03F0)
LFA59 JSR LF882
JSR LFADA
JMP LFF65
LFA62 CLD
JSR LFE84
JSR LFB2F
JSR LFE93
JSR LFE89
LFA6F LDA SETAN0
LDA SETAN1
LDA CLRAN2
LDA CLRAN3
LDA CLRROM
BIT KBDSTROBE
*
* This is the change in the AUTOSTART ROM
* It forces a jump to the DIAG CODE
*
LFA81 JMP FNDSLOT ; WAS CLD JSR BELL
DB $FF
LDA SOFTEV+1
EOR #$A5
CMP PWREDUP
BNE LFAA6
LDA SOFTEV
BNE LFAA3
LDA #$E0
CMP SOFTEV+1
BNE LFAA3
LFA9B LDY #$03
STY SOFTEV
JMP LE000
LFAA3 JMP (SOFTEV)
LFAA6 JSR LFB60
LDX #$05
LFAAB LDA LFAFC,X
STA $03EF,X
DEX
BNE LFAAB
LDA #$C8
STX $00
STA $01
LFABA LDY #$07
DEC $01
LDA $01
CMP #$C0
BEQ LFA9B
STA MSLOT
LFAC7 LDA ($00),Y
CMP LFB02-1,Y
BNE LFABA
DEY
DEY
BPL LFAC7
JMP ($0000)
NOP
NOP
LFAD7 JSR CROUT
LFADA LDA #$45
STA $40
LDA #$00
STA $41
LDX #$FB
LFAE4 LDA #$A0
JSR COUT
LDA LFB19-$FB,X
JSR COUT
LDA #$BD
JSR COUT
LDA $4A,X
JSR PRBYTE
INX
BMI LFAE4
LFAFC RTS
*
*
*
LFAFD DA LFA59
DA $E000
DB $45
LFB02 HEX 20FF00FF03FF3C
LFB09 ASC "APPLE ]["
XLTBL ASC "DBA"FF"C"FFFFFF
LFB19 ASC "AXYPS"
*
*
*
LFB1E LDA PTRIG
LDY #$00
NOP
NOP
LFB25 LDA $C064,X
BPL LFB2E
INY
BNE LFB25
DEY
LFB2E RTS
LFB2F LDA #$00
STA $48
LDA LORES
SETTXT LDA TXTPAGE1
LDA TXTSET
LDA #$00
BEQ LFB4B
SETGR LDA TXTCLR
LDA MIXSET
JSR CLRTOP
LDA #$14
LFB4B STA $22
LDA #$00
STA $20
LDA #$28
STA $21
LDA #$18
STA $23
LDA #$17
STA CV
JMP LFC22
LFB60 JSR HOME
LDY #$08
LFB65 LDA LFB09-1,Y
STA $040E,Y
DEY
BNE LFB65
RTS
LFB6F LDA SOFTEV+1
EOR #$A5
STA PWREDUP
RTS
LFB78 CMP #$8D
BNE LFB94
LDY KBD
BPL LFB94
CPY #$93
BNE LFB94
BIT KBDSTROBE
LFB88 LDY KBD
BPL LFB88
CPY #$83
BEQ LFB94
BIT KBDSTROBE
LFB94 JMP LFBFD
LFB97 SEC
JMP LFC2C
LFB9B TAY
LDA XLTBL-$C9,Y
JSR LFB97
JSR LFD0C
LFBA5 CMP #$CE
BCS LFB97
CMP #$C9
BCC LFB97
CMP #$CC
BEQ LFB97
BNE LFB9B
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
LFBC1 PHA
LSR
AND #$03
ORA #$04
STA $29
PLA
AND #$18
BCC LFBD0
ADC #$7F
LFBD0 STA $28
ASL
ASL
ORA $28
STA $28
RTS
LFBD9 CMP #$87
BNE LFBEF
LDA #$40
JSR WAIT
LDY #$C0
LFBE4 LDA #$0C
JSR WAIT
LDA SPKR
DEY
BNE LFBE4
LFBEF RTS
LFBF0 LDY CH
STA ($28),Y
LFBF4 INC CH
LDA CH
CMP $21
BCS LFC62
LFBFC RTS
LFBFD CMP #$A0
BCS LFBF0
TAY
BPL LFBF0
CMP #$8D
BEQ LFC62
CMP #$8A
BEQ LFC66
CMP #$88
BNE LFBD9
LFC10 DEC CH
BPL LFBFC
LDA $21
STA CH
DEC CH
LFC1A LDA $22
CMP CV
BCS LFC2B
DEC CV
LFC22 LDA CV
LFC24 JSR LFBC1
ADC $20
STA $28
LFC2B RTS
LFC2C EOR #$C0
BEQ HOME
ADC #$FD
BCC LFBF4
BEQ LFC10
ADC #$FD
BCC LFC66
BEQ LFC1A
ADC #$FD
BCC LFC9C
BNE LFC2B
LDY CH
LDA CV
LFC46 PHA
JSR LFC24
JSR LFC9E
LDY #$00
PLA
ADC #$00
CMP $23
BCC LFC46
BCS LFC22
HOME LDA $22
STA CV
LDY #$00
STY CH
BEQ LFC46
LFC62 LDA #$00
STA CH
LFC66 INC CV
LDA CV
CMP $23
BCC LFC24
DEC CV
LDA $22
PHA
JSR LFC24
LFC76 LDA $28
STA $2A
LDA $29
STA $2B
LDY $21
DEY
PLA
ADC #$01
CMP $23
BCS LFC95
PHA
JSR LFC24
LFC8C LDA ($28),Y
STA ($2A),Y
DEY
BPL LFC8C
BMI LFC76
LFC95 LDY #$00
JSR LFC9E
BCS LFC22
LFC9C LDY CH
LFC9E LDA #$A0
LFCA0 STA ($28),Y
INY
CPY $21
BCC LFCA0
RTS
WAIT SEC
LFCA9 PHA
LFCAA SBC #$01
BNE LFCAA
PLA
SBC #$01
BNE LFCA9
RTS
LFCB4 INC $42
BNE LFCBA
INC $43
LFCBA LDA $3C
CMP $3E
LDA $3D
SBC $3F
INC $3C
BNE LFCC8
INC $3D
LFCC8 RTS
LFCC9 LDY #$4B
JSR LFCDB
BNE LFCC9
ADC #$FE
BCS LFCC9
LDY #$21
LFCD6 JSR LFCDB
INY
INY
LFCDB DEY
BNE LFCDB
BCC LFCE5
LDY #$32
LFCE2 DEY
BNE LFCE2
LFCE5 LDY $C020
LDY #$2C
DEX
RTS
LFCEC LDX #$08
LFCEE PHA
JSR LFCFA
PLA
ROL
LDY #$3A
DEX
BNE LFCEE
RTS
LFCFA JSR LFCFD
LFCFD DEY
LDA BUTN3
EOR $2F
BPL LFCFD
EOR $2F
STA $2F
CPY #$80
RTS
LFD0C LDY CH
LDA ($28),Y
PHA
AND #$3F
ORA #$40
STA ($28),Y
PLA
JMP ($0038)
LFD1B INC $4E
BNE LFD21
INC $4F
LFD21 BIT KBD
BPL LFD1B
STA ($28),Y
LDA KBD
BIT KBDSTROBE
RTS
LFD2F JSR LFD0C
JSR LFBA5
LFD35 JSR LFD0C
CMP #$9B
BEQ LFD2F
RTS
LFD3D LDA $32
PHA
LDA #$FF
STA $32
LDA $0200,X
JSR COUT
PLA
STA $32
LDA $0200,X
CMP #$88
BEQ LFD71
CMP #$98
BEQ LFD62
CPX #$F8
BCC LFD5F
JSR BELL
LFD5F INX
BNE LFD75
LFD62 LDA #$DC
JSR COUT
LFD67 JSR CROUT
LDA $33
JSR COUT
LDX #$01
LFD71 TXA
BEQ LFD67
DEX
LFD75 JSR LFD35
CMP #$95
BNE LFD7E
LDA ($28),Y
LFD7E CMP #$E0
BCC LFD84
AND #$DF
LFD84 STA $0200,X
CMP #$8D
BNE LFD3D
JSR LFC9C
CROUT LDA #$8D
BNE COUT
LFD92 LDY $3D
LDX $3C
LFD96 JSR CROUT
JSR LF940
LDY #$00
LDA #$AD
JMP COUT
LFDA3 LDA $3C
ORA #$07
STA $3E
LDA $3D
STA $3F
LFDAD LDA $3C
AND #$07
BNE LFDB6
LFDB3 JSR LFD92
LFDB6 LDA #$A0
JSR COUT
LDA ($3C),Y
JSR PRBYTE
JSR LFCBA
BCC LFDAD
RTS
LFDC6 LSR
BCC LFDB3
LSR
LSR
LDA $3E
BCC LFDD1
EOR #$FF
LFDD1 ADC $3C
PHA
LDA #$BD
JSR COUT
PLA
PRBYTE PHA
LSR
LSR
LSR
LSR
JSR LFDE5
PLA
AND #$0F
LFDE5 ORA #$B0
CMP #$BA
BCC COUT
ADC #$06
COUT JMP ($0036)
LFDF0 CMP #$A0
BCC LFDF6
AND $32
LFDF6 STY $35
PHA
JSR LFB78
PLA
LDY $35
RTS
LFE00 DEC $34
BEQ LFDA3
LFE04 DEX
BNE LFE1D
CMP #$BA
BNE LFDC6
STA $31
LDA $3E
STA ($40),Y
INC $40
BNE LFE17
INC $41
LFE17 RTS
LFE18 LDY $34
LDA $01FF,Y
LFE1D STA $31
RTS
LFE20 LDX #$01
LFE22 LDA $3E,X
STA $42,X
STA $44,X
DEX
BPL LFE22
RTS
LFE2C LDA ($3C),Y
STA ($42),Y
JSR LFCB4
BCC LFE2C
RTS
LFE36 LDA ($3C),Y
CMP ($42),Y
BEQ LFE58
JSR LFD92
LDA ($3C),Y
JSR PRBYTE
LDA #$A0
JSR COUT
LDA #$A8
JSR COUT
LDA ($42),Y
JSR PRBYTE
LDA #$A9
JSR COUT
LFE58 JSR LFCB4
BCC LFE36
RTS
LFE5E JSR LFE75
LDA #$14
LFE63 PHA
JSR LF8D0
JSR LF953
STA $3A
STY $3B
PLA
SEC
SBC #$01
BNE LFE63
RTS
LFE75 TXA
BEQ LFE7F
LFE78 LDA $3C,X
STA $3A,X
DEX
BPL LFE78
LFE7F RTS
LFE80 LDY #$3F
BNE LFE86
LFE84 LDY #$FF
LFE86 STY $32
RTS
LFE89 LDA #$00
STA $3E
LFE8D LDX #$38
LDY #$1B
BNE LFE9B
LFE93 LDA #$00
STA $3E
LFE97 LDX #$36
LDY #$F0
LFE9B LDA $3E
AND #$0F
BEQ LFEA7
ORA #$C0
LDY #$00
BEQ LFEA9
LFEA7 LDA #$FD
LFEA9 STY $00,X
STA $01,X
RTS
NOP
NOP
LFEB0 JMP LE000
LFEB3 JMP LE003
LFEB6 JSR LFE75
JSR LFF3F
JMP ($003A)
LFEBF JMP LFAD7
LFEC2 RTS
NOP
RTS
LFEC5 NOP
NOP
NOP
NOP
NOP
LFECA JMP USRADR
LFECD LDA #$40
JSR LFCC9
LDY #$27
LFED4 LDX #$00
EOR ($3C,X)
PHA
LDA ($3C,X)
JSR LFEED
JSR LFCBA
LDY #$1D
PLA
BCC LFED4
LDY #$22
JSR LFEED
BEQ BELL
LFEED LDX #$10
LFEEF ASL
JSR LFCD6
BNE LFEEF
RTS
LFEF6 JSR LFE00
PLA
PLA
BNE MONZ
LFEFD JSR LFCFA
LDA #$16
JSR LFCC9
STA $2E
JSR LFCFA
LFF0A LDY #$24
JSR LFCFD
BCS LFF0A
JSR LFCFD
LDY #$3B
LFF16 JSR LFCEC
STA ($3C,X)
EOR $2E
STA $2E
JSR LFCBA
LDY #$35
BCC LFF16
JSR LFCEC
CMP $2E
BEQ BELL
LDA #$C5
JSR COUT
LDA #$D2
JSR COUT
JSR COUT
BELL LDA #$87
JMP COUT
LFF3F LDA $48
PHA
LDA $45
LDX $46
LDY $47
PLP
RTS
LFF4A STA $45
LFF4C STX $46
STY $47
PHP
PLA
STA $48
TSX
STX $49
CLD
RTS
LFF59 JSR LFE84
JSR LFB2F
JSR LFE93
JSR LFE89
LFF65 CLD
JSR BELL
MONZ LDA #$AA
STA $33
JSR LFD67
JSR LFFC7
LFF73 JSR LFFA7
STY $34
LDY #$17
LFF7A DEY
BMI LFF65
CMP LFFCC,Y
BNE LFF7A
JSR LFFBE
LDY $34
JMP LFF73
LFF8A LDX #$03
ASL
ASL
ASL
ASL
LFF90 ASL
ROL $3E
ROL $3F
DEX
BPL LFF90
LFF98 LDA $31
BNE LFFA2
LDA $3F,X
STA $3D,X
STA $41,X
LFFA2 INX
BEQ LFF98
BNE LFFAD
LFFA7 LDX #$00
STX $3E
STX $3F
LFFAD LDA $0200,Y
INY
EOR #$B0
CMP #$0A
BCC LFF8A
ADC #$88
CMP #$FA
BCS LFF8A
RTS
LFFBE LDA #>LFE00
PHA
LDA LFFE3,Y
PHA
LDA $31
LFFC7 LDY #$00
STY $31
RTS
LFFCC HEX BCB2BEB2EFC4B2A9BBA6A40695070205F000EB93A7C699
LFFE3 DB LFEB3-1
DB LFECA-1
DB LFEBF-1
DB LFEC2-1
DB LFE36-1
DB LFE8D-1
DB LFEC5-1
DB LFE97-1
DB LFEB0-1
DB LFE18-1
DB LFE18-1
DB LFE2C-1
DB LFE20-1
DB LFE84-1
DB LFE80-1
DB LFE5E-1
DB LFECD-1
DB LFEB6-1
DB LFEFD-1
DB LFE18-1
DB LFE18-1
DB LFEF6-1
DB LFE04-1
DA $03FB
DA LFA62
DA LFA40