; ;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-A1L := $3C
-A1H := $3D
-STACK := $0100
-BUF := $0200
-PATHNAME := $0280
-MLI := $BF00
-VERSION := $FBB3
-RDKEY := $FD0C
-PRBYTE := $FDDA
-COUT := $FDED
-
-QUIT_CALL = $65
+A1L := $3C
+A1H := $3D
+STACK := $0100
+BUF := $0200
+PATHNAME := $0280
+MLI := $BF00
+VERSION := $FBB3
+RDKEY := $FD0C
+PRBYTE := $FDDA
+COUT := $FDED
+
+QUIT_CALL = $65
GET_FILE_INFO_CALL = $C4
-OPEN_CALL = $C8
-READ_CALL = $CA
-CLOSE_CALL = $CC
+OPEN_CALL = $C8
+READ_CALL = $CA
+CLOSE_CALL = $CC
FILE_NOT_FOUND_ERR = $46
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
- .import __CODE_0300_SIZE__, __DATA_0300_SIZE__
- .import __CODE_0300_LOAD__, __CODE_0300_RUN__
+ .import __CODE_0300_SIZE__, __DATA_0300_SIZE__
+ .import __CODE_0300_LOAD__, __CODE_0300_RUN__
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-.segment "DATA_2000"
+.segment "DATA_2000"
GET_FILE_INFO_PARAM:
- .byte $0A ;PARAM_COUNT
- .addr PATHNAME ;PATHNAME
- .byte $00 ;ACCESS
- .byte $00 ;FILE_TYPE
-FILE_INFO_ADDR: .word $0000 ;AUX_TYPE
- .byte $00 ;STORAGE_TYPE
- .word $0000 ;BLOCKS_USED
- .word $0000 ;MOD_DATE
- .word $0000 ;MOD_TIME
- .word $0000 ;CREATE_DATE
- .word $0000 ;CREATE_TIME
+ .byte $0A ;PARAM_COUNT
+ .addr PATHNAME ;PATHNAME
+ .byte $00 ;ACCESS
+ .byte $00 ;FILE_TYPE
+FILE_INFO_ADDR: .word $0000 ;AUX_TYPE
+ .byte $00 ;STORAGE_TYPE
+ .word $0000 ;BLOCKS_USED
+ .word $0000 ;MOD_DATE
+ .word $0000 ;MOD_TIME
+ .word $0000 ;CREATE_DATE
+ .word $0000 ;CREATE_TIME
OPEN_PARAM:
- .byte $03 ;PARAM_COUNT
- .addr PATHNAME ;PATHNAME
- .addr MLI - 1024 ;IO_BUFFER
-OPEN_REF: .byte $00 ;REF_NUM
+ .byte $03 ;PARAM_COUNT
+ .addr PATHNAME ;PATHNAME
+ .addr MLI - 1024 ;IO_BUFFER
+OPEN_REF: .byte $00 ;REF_NUM
LOADING:
- .byte $0D
- .asciiz "Loading "
+ .byte $0D
+ .asciiz "Loading "
ELLIPSES:
- .byte " ...", $0D, $0D, $00
+ .byte " ...", $0D, $0D, $00
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-.segment "DATA_0300"
+.segment "DATA_0300"
READ_PARAM:
- .byte $04 ;PARAM_COUNT
-READ_REF: .byte $00 ;REF_NUM
-READ_ADDR: .addr $0000 ;DATA_BUFFER
- .word $FFFF ;REQUEST_COUNT
- .word $0000 ;TRANS_COUNT
+ .byte $04 ;PARAM_COUNT
+READ_REF: .byte $00 ;REF_NUM
+READ_ADDR: .addr $0000 ;DATA_BUFFER
+ .word $FFFF ;REQUEST_COUNT
+ .word $0000 ;TRANS_COUNT
CLOSE_PARAM:
- .byte $01 ;PARAM_COUNT
-CLOSE_REF: .byte $00 ;REF_NUM
+ .byte $01 ;PARAM_COUNT
+CLOSE_REF: .byte $00 ;REF_NUM
QUIT_PARAM:
- .byte $04 ;PARAM_COUNT
- .byte $00 ;QUIT_TYPE
- .word $0000 ;RESERVED
- .byte $00 ;RESERVED
- .word $0000 ;RESERVED
+ .byte $04 ;PARAM_COUNT
+ .byte $00 ;QUIT_TYPE
+ .word $0000 ;RESERVED
+ .byte $00 ;RESERVED
+ .word $0000 ;RESERVED
FILE_NOT_FOUND:
- .asciiz "... File Not Found"
-
+ .asciiz "... File Not Found"
+
ERROR_NUMBER:
- .asciiz "... Error $"
+ .asciiz "... Error $"
PRESS_ANY_KEY:
- .asciiz " - Press Any Key "
+ .asciiz " - Press Any Key "
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-.segment "CODE_2000"
-
- jmp :+
- .byte $EE
- .byte $EE
- .byte 65
-STARTUP:.res 65
-
- ; Reset stack
-: ldx #$FF
- txs
-
- ; Relocate CODE_0300 and DATA_0300
- ldx #<(__CODE_0300_SIZE__ + __DATA_0300_SIZE__)
-: lda __CODE_0300_LOAD__ - 1,x
- sta __CODE_0300_RUN__ - 1,x
- dex
- bne :-
-
- ; Remove ".SYSTEM" from pathname
- lda PATHNAME
- sec
- sbc #.strlen(".SYSTEM")
- sta PATHNAME
-
- ; Add trailing '\0' to pathname
- tax
- lda #$00
- sta PATHNAME + 1,x
-
- ; Copy ProDOS startup filename and trailing '\0' to stack
- ldx STARTUP
- lda #$00
- beq :++ ; bra
-: lda STARTUP + 1,x
-: sta STACK,x
- dex
- bpl :--
-
- ; Provide some user feedback
- lda #<LOADING
- ldx #>LOADING
- jsr PRINT
- lda #<(PATHNAME + 1)
- ldx #>(PATHNAME + 1)
- jsr PRINT
- lda #<ELLIPSES
- ldx #>ELLIPSES
- jsr PRINT
-
- jsr MLI
- .byte GET_FILE_INFO_CALL
- .word GET_FILE_INFO_PARAM
- bcc :+
- jmp ERROR
-
-: jsr MLI
- .byte OPEN_CALL
- .word OPEN_PARAM
- bcc :+
- jmp ERROR
-
- ; Copy file reference number
-: lda OPEN_REF
- sta READ_REF
- sta CLOSE_REF
-
- ; Get load address from aux-type
- lda FILE_INFO_ADDR
- ldx FILE_INFO_ADDR + 1
- sta READ_ADDR
- stx READ_ADDR + 1
-
- ; It's high time to leave this place
- jmp __CODE_0300_RUN__
+.segment "CODE_2000"
+
+ jmp :+
+ .byte $EE
+ .byte $EE
+ .byte 65
+STARTUP:.res 65
+
+ ; Reset stack
+: ldx #$FF
+ txs
+
+ ; Relocate CODE_0300 and DATA_0300
+ ldx #<(__CODE_0300_SIZE__ + __DATA_0300_SIZE__)
+: lda __CODE_0300_LOAD__ - 1,x
+ sta __CODE_0300_RUN__ - 1,x
+ dex
+ bne :-
+
+ ; Remove ".SYSTEM" from pathname
+ lda PATHNAME
+ sec
+ sbc #.strlen(".SYSTEM")
+ sta PATHNAME
+
+ ; Add trailing '\0' to pathname
+ tax
+ lda #$00
+ sta PATHNAME + 1,x
+
+ ; Copy ProDOS startup filename and trailing '\0' to stack
+ ldx STARTUP
+ lda #$00
+ beq :++ ; bra
+: lda STARTUP + 1,x
+: sta STACK,x
+ dex
+ bpl :--
+
+ ; Provide some user feedback
+ lda #<LOADING
+ ldx #>LOADING
+ jsr PRINT
+ lda #<(PATHNAME + 1)
+ ldx #>(PATHNAME + 1)
+ jsr PRINT
+ lda #<ELLIPSES
+ ldx #>ELLIPSES
+ jsr PRINT
+
+ jsr MLI
+ .byte GET_FILE_INFO_CALL
+ .word GET_FILE_INFO_PARAM
+ bcc :+
+ jmp ERROR
+
+: jsr MLI
+ .byte OPEN_CALL
+ .word OPEN_PARAM
+ bcc :+
+ jmp ERROR
+
+ ; Copy file reference number
+: lda OPEN_REF
+ sta READ_REF
+ sta CLOSE_REF
+
+ ; Get load address from aux-type
+ lda FILE_INFO_ADDR
+ ldx FILE_INFO_ADDR + 1
+ sta READ_ADDR
+ stx READ_ADDR + 1
+
+ ; It's high time to leave this place
+ jmp __CODE_0300_RUN__
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-.segment "CODE_0300"
-
- jsr MLI
- .byte READ_CALL
- .word READ_PARAM
- bcs ERROR
-
- jsr MLI
- .byte CLOSE_CALL
- .word CLOSE_PARAM
- bcs ERROR
-
- ; Copy REM token and startup filename to BASIC input buffer
- ldx #$00
- lda #$B2
- bne :++ ; bra
-: inx
- lda a:STACK - 1,x
-: sta BUF,x
- bne :--
-
- ; Go for it ...
- jmp (READ_ADDR)
+.segment "CODE_0300"
+
+ jsr MLI
+ .byte READ_CALL
+ .word READ_PARAM
+ bcs ERROR
+
+ jsr MLI
+ .byte CLOSE_CALL
+ .word CLOSE_PARAM
+ bcs ERROR
+
+ ; Copy REM token and startup filename to BASIC input buffer
+ ldx #$00
+ lda #$B2
+ bne :++ ; bra
+: inx
+ lda a:STACK - 1,x
+: sta BUF,x
+ bne :--
+
+ ; Go for it ...
+ jmp (READ_ADDR)
PRINT:
- sta A1L
- stx A1H
- ldx VERSION
- ldy #$00
-: lda (A1L),y
- beq :++
- cpx #$06 ; //e ?
- beq :+
- cmp #$60 ; lowercase ?
- bcc :+
- and #$5F ; -> uppercase
-: ora #$80
- jsr COUT
- iny
- bne :-- ; bra
-: rts
+ sta A1L
+ stx A1H
+ ldx VERSION
+ ldy #$00
+: lda (A1L),y
+ beq :++
+ cpx #$06 ; //e ?
+ beq :+
+ cmp #$60 ; lowercase ?
+ bcc :+
+ and #$5F ; -> uppercase
+: ora #$80
+ jsr COUT
+ iny
+ bne :-- ; bra
+: rts
ERROR:
- cmp #FILE_NOT_FOUND_ERR
- bne :+
- lda #<FILE_NOT_FOUND
- ldx #>FILE_NOT_FOUND
- jsr PRINT
- beq :++ ; bra
-: pha
- lda #<ERROR_NUMBER
- ldx #>ERROR_NUMBER
- jsr PRINT
- pla
- jsr PRBYTE
-: lda #<PRESS_ANY_KEY
- ldx #>PRESS_ANY_KEY
- jsr PRINT
- jsr RDKEY
- jsr MLI
- .byte QUIT_CALL
- .word QUIT_PARAM
+ cmp #FILE_NOT_FOUND_ERR
+ bne :+
+ lda #<FILE_NOT_FOUND
+ ldx #>FILE_NOT_FOUND
+ jsr PRINT
+ beq :++ ; bra
+: pha
+ lda #<ERROR_NUMBER
+ ldx #>ERROR_NUMBER
+ jsr PRINT
+ pla
+ jsr PRBYTE
+ ldx #>PRESS_ANY_KEY
+ jsr PRINT
+ jsr RDKEY
+ jsr MLI
+ .byte QUIT_CALL
+ .word QUIT_PARAM
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
projects / cc65 / blobdiff