2021-10-06 23:57:30 +00:00
|
|
|
ca65 V2.17 - Raspbian 2.17-1
|
2021-03-27 14:25:42 +00:00
|
|
|
Main file : MenuFirmware.asm
|
|
|
|
|
Current file: MenuFirmware.asm
|
|
|
|
|
|
|
|
|
|
000000r 1 ;ProDOS Zero Page
|
|
|
|
|
000000r 1 Command = $42 ;ProDOS Command
|
|
|
|
|
000000r 1 Unit = $43 ;ProDOS unit (SDDD0000)
|
|
|
|
|
000000r 1 BufferLo = $44
|
|
|
|
|
000000r 1 BufferHi = $45
|
|
|
|
|
000000r 1 BlockLo = $46
|
|
|
|
|
000000r 1 BlockHi = $47
|
|
|
|
|
000000r 1
|
|
|
|
|
000000r 1 ; ProDOS Error Codes
|
|
|
|
|
000000r 1 IOError = $27
|
|
|
|
|
000000r 1 NoDevice = $28
|
|
|
|
|
000000r 1 WriteProtect = $2B
|
|
|
|
|
000000r 1
|
2021-03-27 15:07:36 +00:00
|
|
|
000000r 1 InputByte = $c08e+SLOT*$10
|
|
|
|
|
000000r 1 OutputByte = $c08d+SLOT*$10
|
|
|
|
|
000000r 1 InputFlags = $c08b+SLOT*$10
|
|
|
|
|
000000r 1 OutputFlags = $c087+SLOT*$10
|
2021-03-27 14:25:42 +00:00
|
|
|
000000r 1
|
|
|
|
|
000000r 1 ReadBlockCommand = $01
|
|
|
|
|
000000r 1 WriteBlockCommand = $02
|
|
|
|
|
000000r 1 GetTimeCommand = $03
|
|
|
|
|
000000r 1 ChangeDriveCommand = $04
|
|
|
|
|
000000r 1 ExecCommand = $05
|
|
|
|
|
000000r 1 LoadFileCommand = $06
|
|
|
|
|
000000r 1 SaveFileCommand = $07
|
2021-06-01 23:08:21 +00:00
|
|
|
000000r 1 MenuCommand = $08
|
2021-03-27 14:25:42 +00:00
|
|
|
000000r 1
|
2021-07-02 02:34:09 +00:00
|
|
|
000000r 1 Wait = $fca8
|
|
|
|
|
000000r 1 PrintChar = $fded
|
|
|
|
|
000000r 1 Home = $fc58
|
|
|
|
|
000000r 1 ReadChar = $fd0c
|
|
|
|
|
000000r 1
|
2021-03-27 14:25:42 +00:00
|
|
|
000000r 1 .org SLOT*$100 + $C000
|
2021-04-01 12:43:04 +00:00
|
|
|
00C700 1 ;ID bytes for booting and drive detection
|
|
|
|
|
00C700 1 E0 20 cpx #$20 ;ID bytes for ProDOS and the
|
|
|
|
|
00C702 1 E0 00 cpx #$00 ; Apple Autostart ROM
|
|
|
|
|
00C704 1 E0 03 cpx #$03 ;
|
|
|
|
|
00C706 1
|
|
|
|
|
00C706 1 A2 70 ldx #SLOT*$10
|
|
|
|
|
00C708 1 86 2B stx $2b
|
|
|
|
|
00C70A 1 86 43 stx Unit
|
|
|
|
|
00C70C 1
|
|
|
|
|
00C70C 1 ;force EPROM to second page on boot
|
|
|
|
|
00C70C 1 A9 3F lda #$3f ;set all flags high and page 1 of EPROMi
|
|
|
|
|
00C70E 1 PageJump:
|
|
|
|
|
00C70E 1 8D F7 C0 sta OutputFlags
|
|
|
|
|
00C711 1 4C 19 C7 jmp Start
|
|
|
|
|
00C714 1
|
|
|
|
|
00C714 1 ;entry points for ProDOS
|
|
|
|
|
00C714 1 DriverEntry:
|
|
|
|
|
00C714 1 A9 0F lda #$0f ;set all flags high and page 0 of EPROM
|
|
|
|
|
00C716 1 8D F7 C0 sta OutputFlags
|
|
|
|
|
00C719 1 ;since the firmware page changes to 0, this falls through to the driver
|
|
|
|
|
00C719 1
|
|
|
|
|
00C719 1 Start:
|
|
|
|
|
00C719 1 A9 F0 lda #$f0 ;restore COUT after PR# called
|
|
|
|
|
00C71B 1 85 36 sta $36
|
|
|
|
|
00C71D 1 A9 FD lda #$fd
|
|
|
|
|
00C71F 1 85 37 sta $37
|
2021-07-02 02:34:09 +00:00
|
|
|
00C721 1 20 58 FC jsr Home ;clear screen and show menu options
|
2021-04-01 12:43:04 +00:00
|
|
|
00C724 1 A0 00 ldy #$00
|
|
|
|
|
00C726 1 PrintString:
|
2021-10-06 23:30:20 +00:00
|
|
|
00C726 1 B9 BC C7 lda Text,y
|
2021-06-01 00:37:38 +00:00
|
|
|
00C729 1 F0 08 beq WaitForRPi
|
2021-04-01 12:43:04 +00:00
|
|
|
00C72B 1 09 80 ora #$80
|
2021-07-02 02:34:09 +00:00
|
|
|
00C72D 1 20 ED FD jsr PrintChar
|
2021-04-01 12:43:04 +00:00
|
|
|
00C730 1 C8 iny
|
|
|
|
|
00C731 1 D0 F3 bne PrintString
|
|
|
|
|
00C733 1
|
2021-06-01 00:37:38 +00:00
|
|
|
00C733 1 WaitForRPi:
|
|
|
|
|
00C733 1 AD FB C0 lda InputFlags
|
|
|
|
|
00C736 1 2A rol
|
|
|
|
|
00C737 1 B0 0D bcs OK
|
|
|
|
|
00C739 1 A9 FF lda #$ff
|
2021-07-02 02:34:09 +00:00
|
|
|
00C73B 1 20 A8 FC jsr Wait
|
2021-07-17 14:13:25 +00:00
|
|
|
00C73E 1 A9 AE lda #'.'+$80
|
2021-07-02 02:34:09 +00:00
|
|
|
00C740 1 20 ED FD jsr PrintChar
|
2021-06-01 00:37:38 +00:00
|
|
|
00C743 1 4C 33 C7 jmp WaitForRPi
|
|
|
|
|
00C746 1
|
|
|
|
|
00C746 1 OK:
|
2021-07-02 02:34:09 +00:00
|
|
|
00C746 1 20 58 FC jsr Home ;clear screen
|
2021-06-01 23:08:21 +00:00
|
|
|
00C749 1
|
|
|
|
|
00C749 1 A9 08 lda #MenuCommand ;request menu text from RPi
|
2021-06-30 04:12:32 +00:00
|
|
|
00C74B 1 20 6A C7 jsr SendByte
|
2021-06-01 23:08:21 +00:00
|
|
|
00C74E 1
|
|
|
|
|
00C74E 1 DumpOutput:
|
2021-06-30 04:12:32 +00:00
|
|
|
00C74E 1 20 88 C7 jsr GetByte
|
2021-06-01 23:08:21 +00:00
|
|
|
00C751 1 C9 00 cmp #$00
|
|
|
|
|
00C753 1 F0 06 beq GetChar
|
2021-07-02 02:34:09 +00:00
|
|
|
00C755 1 20 ED FD jsr PrintChar
|
2021-06-01 23:08:21 +00:00
|
|
|
00C758 1 18 clc
|
|
|
|
|
00C759 1 90 F3 bcc DumpOutput
|
|
|
|
|
00C75B 1
|
|
|
|
|
00C75B 1 GetChar:
|
2021-07-02 02:34:09 +00:00
|
|
|
00C75B 1 20 0C FD jsr ReadChar
|
2021-06-01 23:08:21 +00:00
|
|
|
00C75E 1 38 sec ;subtract ascii "1" to get 0 - 3 from "1" to "4"
|
|
|
|
|
00C75F 1 E9 B1 sbc #$b1
|
|
|
|
|
00C761 1 0A asl ;put in top nibble as EPROM page
|
|
|
|
|
00C762 1 0A asl
|
|
|
|
|
00C763 1 0A asl
|
|
|
|
|
00C764 1 0A asl
|
|
|
|
|
00C765 1 09 0F ora #$0f ;set all flags high
|
|
|
|
|
00C767 1 4C 0E C7 jmp PageJump
|
|
|
|
|
00C76A 1
|
2021-06-30 04:12:32 +00:00
|
|
|
00C76A 1 SendByte:
|
|
|
|
|
00C76A 1 48 pha
|
|
|
|
|
00C76B 1 waitWrite:
|
|
|
|
|
00C76B 1 AD FB C0 lda InputFlags
|
|
|
|
|
00C76E 1 2A rol
|
|
|
|
|
00C76F 1 2A rol
|
|
|
|
|
00C770 1 B0 F9 bcs waitWrite
|
|
|
|
|
00C772 1 68 pla
|
|
|
|
|
00C773 1 8D FD C0 sta OutputByte
|
|
|
|
|
00C776 1 A9 3E lda #$3e ; set bit 0 low to indicate write started
|
|
|
|
|
00C778 1 8D F7 C0 sta OutputFlags
|
|
|
|
|
00C77B 1 finishWrite:
|
|
|
|
|
00C77B 1 AD FB C0 lda InputFlags
|
|
|
|
|
00C77E 1 2A rol
|
|
|
|
|
00C77F 1 2A rol
|
|
|
|
|
00C780 1 90 F9 bcc finishWrite
|
|
|
|
|
00C782 1 A9 3F lda #$3f
|
|
|
|
|
00C784 1 8D F7 C0 sta OutputFlags
|
|
|
|
|
00C787 1 60 rts
|
|
|
|
|
00C788 1
|
|
|
|
|
00C788 1 GetByte:
|
|
|
|
|
00C788 1 A9 3D lda #$3d ;set read flag low
|
|
|
|
|
00C78A 1 8D F7 C0 sta OutputFlags
|
|
|
|
|
00C78D 1 waitRead:
|
|
|
|
|
00C78D 1 AD FB C0 lda InputFlags
|
|
|
|
|
00C790 1 2A rol
|
|
|
|
|
00C791 1 B0 FA bcs waitRead
|
|
|
|
|
00C793 1 AD FE C0 lda InputByte
|
|
|
|
|
00C796 1 48 pha
|
|
|
|
|
00C797 1 A9 3F lda #$3f ;set all flags high
|
|
|
|
|
00C799 1 8D F7 C0 sta OutputFlags
|
|
|
|
|
00C79C 1 finishRead:
|
|
|
|
|
00C79C 1 AD FB C0 lda InputFlags
|
|
|
|
|
00C79F 1 2A rol
|
|
|
|
|
00C7A0 1 90 FA bcc finishRead
|
|
|
|
|
00C7A2 1 68 pla
|
|
|
|
|
00C7A3 1 end:
|
|
|
|
|
00C7A3 1 60 rts
|
|
|
|
|
00C7A4 1
|
2021-10-06 23:30:20 +00:00
|
|
|
00C7A4 1 00 00 00 00 .repeat 187-<end
|
2021-06-30 04:12:32 +00:00
|
|
|
00C7A8 1 00 00 00 00
|
|
|
|
|
00C7AC 1 00 00 00 00
|
|
|
|
|
00C7B0 1 00 00 00 00
|
|
|
|
|
00C7B4 1 00 00 00 00
|
2021-10-06 23:30:20 +00:00
|
|
|
00C7B8 1 00 00 00 00
|
|
|
|
|
00C7BC 1 .byte 0
|
|
|
|
|
00C7BC 1 .endrepeat
|
|
|
|
|
00C7BC 1
|
|
|
|
|
00C7BC 1 Text:
|
|
|
|
|
00C7BC 1 41 70 70 6C .byte "Apple2-IO-RPi",$8d
|
|
|
|
|
00C7C0 1 65 32 2D 49
|
|
|
|
|
00C7C4 1 4F 2D 52 50
|
|
|
|
|
00C7C8 1 69 8D
|
|
|
|
|
00C7CA 1 28 63 29 32 .byte "(c)2020-2021 Terence J. Boldt",$8d
|
|
|
|
|
00C7CE 1 30 32 30 2D
|
|
|
|
|
00C7D2 1 32 30 32 31
|
|
|
|
|
00C7D6 1 20 54 65 72
|
|
|
|
|
00C7DA 1 65 6E 63 65
|
|
|
|
|
00C7DE 1 20 4A 2E 20
|
|
|
|
|
00C7E2 1 42 6F 6C 64
|
|
|
|
|
00C7E6 1 74 8D
|
|
|
|
|
00C7E8 1 8D .byte $8d
|
|
|
|
|
00C7E9 1 57 61 69 74 .byte "Waiting for RPi...",$00
|
|
|
|
|
00C7ED 1 69 6E 67 20
|
|
|
|
|
00C7F1 1 66 6F 72 20
|
|
|
|
|
00C7F5 1 52 50 69 2E
|
|
|
|
|
00C7F9 1 2E 2E 00
|
2021-06-30 04:12:32 +00:00
|
|
|
00C7FC 1
|
2021-04-01 12:43:04 +00:00
|
|
|
00C7FC 1 00 00 .byte 0,0 ;0000 blocks = check status
|
|
|
|
|
00C7FE 1 07 .byte 7 ;bit set(0=status 1=read 2=write) unset(3=format, 4/5=number of volumes, 6=interruptable, 7=removable)
|
|
|
|
|
00C7FF 1 14 .byte DriverEntry&$00FF ;low byte of entry
|
|
|
|
|
00C800 1
|
|
|
|
|
00C800 1
|
