BGET and BPUT seem to be working now.
This commit is contained in:
Bobbi Webber-Manners
parent
9d024ad5b8
commit
e40f3a391a
BIN
applecorn.po
BIN
applecorn.po
Binary file not shown.
|
|
@ -37,6 +37,7 @@ MLI EQU $BF00
|
|||
QUITCMD EQU $65
|
||||
GTIMECMD EQU $82
|
||||
CREATCMD EQU $C0
|
||||
DESTCMD EQU $C1
|
||||
ONLNCMD EQU $C5
|
||||
SPFXCMD EQU $C6
|
||||
GPFXCMD EQU $C7
|
||||
|
|
@ -52,9 +53,9 @@ IOBUF2 EQU $4800
|
|||
IOBUF3 EQU $4C00
|
||||
IOBUF4 EQU $5000
|
||||
|
||||
* File will be read 512 bytes at a time into this buffer
|
||||
RDBUF EQU $5200
|
||||
RDBUFEND EQU $5400
|
||||
* 512 byte buffer sufficient for one disk block
|
||||
BLKBUF EQU $5200
|
||||
BLKBUFEND EQU $5400
|
||||
|
||||
* Address in aux memory where ROM will be loaded
|
||||
AUXADDR EQU $8000
|
||||
|
|
|
|||
28
auxmem.s
28
auxmem.s
|
|
@ -367,22 +367,42 @@ OSGBPBM ASC 'OSGBPB.'
|
|||
DB $00
|
||||
|
||||
* OSBPUT - write one byte to an open file
|
||||
BPUTHND LDA STRTL ; Backup STRTL/STRTH
|
||||
BPUTHND PHX
|
||||
PHY
|
||||
PHA ; Stash char to write
|
||||
LDA STRTL ; Backup STRTL/STRTH
|
||||
STA TEMP1
|
||||
LDA STRTH
|
||||
STA TEMP2
|
||||
STA $C004 ; Write to main memory
|
||||
STY MOSFILE ; File reference number
|
||||
STA $C005 ; Write to aux memory
|
||||
LDA #<FILEPUT
|
||||
STA STRTL
|
||||
LDA #>FILEPUT
|
||||
STA STRTH
|
||||
PLA ; Char to write
|
||||
TSX ; Stash alt SP in $0101
|
||||
STX $0101
|
||||
CLC ; Use main memory
|
||||
CLV ; Use main ZP and LC
|
||||
JMP XFER
|
||||
OSBPUTRET
|
||||
LDX $0101 ; Recover alt SP from $0101
|
||||
TXS
|
||||
LDA TEMP1 ; Recover STRTL/STRTH
|
||||
STA STRTL
|
||||
LDA TEMP2
|
||||
STA STRTH
|
||||
CLC ; Means no error
|
||||
PLY
|
||||
PLX
|
||||
RTS
|
||||
|
||||
* OSBGET - read one byte from an open file
|
||||
BGETHND LDA STRTL ; Backup STRTL/STRTH
|
||||
BGETHND PHX
|
||||
PHY
|
||||
LDA STRTL ; Backup STRTL/STRTH
|
||||
STA TEMP1
|
||||
LDA STRTH
|
||||
STA TEMP2
|
||||
|
|
@ -411,7 +431,9 @@ OSBGETRET
|
|||
CPY #$00 ; Check error status
|
||||
BEQ :S1
|
||||
SEC ; Set carry for error
|
||||
:S1 RTS
|
||||
:S1 PLY
|
||||
PLX
|
||||
RTS
|
||||
|
||||
* OSARGS - adjust file arguments
|
||||
ARGSHND LDA #<OSARGSM
|
||||
|
|
|
|||
10
loader.s
10
loader.s
|
|
@ -40,17 +40,17 @@ START STZ :BLOCKS
|
|||
|
||||
:L3 LDA #'.'+$80 ; Read file block by block
|
||||
JSR COUT1
|
||||
JSR RDBLK
|
||||
JSR RDFILE
|
||||
BCS :S3 ; EOF (0 bytes left) or some error
|
||||
|
||||
LDA #<RDBUF ; Source start addr -> A1L,A1H
|
||||
LDA #<BLKBUF ; Source start addr -> A1L,A1H
|
||||
STA A1L
|
||||
LDA #>RDBUF
|
||||
LDA #>BLKBUF
|
||||
STA A1H
|
||||
|
||||
LDA #<RDBUFEND ; Source end addr -> A2L,A2H
|
||||
LDA #<BLKBUFEND ; Source end addr -> A2L,A2H
|
||||
STA A2L
|
||||
LDA #>RDBUFEND
|
||||
LDA #>BLKBUFEND
|
||||
STA A2H
|
||||
|
||||
LDA #<AUXADDR ; Dest in aux -> A4L, A4H
|
||||
|
|
|
|||
131
mainmem.s
131
mainmem.s
|
|
@ -27,7 +27,7 @@ SETPRFX LDA #GPFXCMD
|
|||
BNE :L1
|
||||
:S1 RTS
|
||||
|
||||
* Disconnect /RAM
|
||||
* Disconnect /RAM ramdrive to avoid aux corruption
|
||||
* Stolen from Beagle Bros Extra K
|
||||
DISCONN LDA $BF98
|
||||
AND #$30
|
||||
|
|
@ -65,7 +65,7 @@ DISCONN LDA $BF98
|
|||
DEC $BF31
|
||||
:S1 RTS
|
||||
|
||||
* Reset handler
|
||||
* Reset handler - invoked on Ctrl-Reset
|
||||
* XFER to AUXMOS ($C000) in aux, AuxZP on, LC on
|
||||
RESET TSX
|
||||
STX $0100
|
||||
|
|
@ -80,14 +80,14 @@ RESET TSX
|
|||
JMP XFER
|
||||
RTS
|
||||
|
||||
* Copy 512 bytes from RDBUF to AUXBLK in aux LC
|
||||
* Copy 512 bytes from BLKBUF to AUXBLK in aux LC
|
||||
COPYAUXBLK
|
||||
LDA $C08B ; R/W LC RAM, bank 1
|
||||
LDA $C08B
|
||||
STA $C009 ; Alt ZP (and Alt LC) on
|
||||
|
||||
LDY #$00
|
||||
:L1 LDA RDBUF,Y
|
||||
:L1 LDA BLKBUF,Y
|
||||
STA $C005 ; Write aux mem
|
||||
STA AUXBLK,Y
|
||||
STA $C004 ; Write main mem
|
||||
|
|
@ -97,7 +97,7 @@ COPYAUXBLK
|
|||
BRA :L1
|
||||
|
||||
:S1 LDY #$00
|
||||
:L2 LDA RDBUF+$100,Y
|
||||
:L2 LDA BLKBUF+$100,Y
|
||||
STA $C005 ; Write aux mem
|
||||
STA AUXBLK+$100,Y
|
||||
STA $C004 ; Write main mem
|
||||
|
|
@ -119,10 +119,51 @@ OFILE LDX $0100 ; Recover SP
|
|||
LDA $C081 ; ROM, please
|
||||
LDA $C081
|
||||
|
||||
* TODO if A=$80 then attempt to delete before open
|
||||
* TODO if A=$80 or $c0 then attempt to create before open
|
||||
PLA ; Get option back
|
||||
PHA
|
||||
CMP #$80 ; Write mode
|
||||
BNE :NODEST
|
||||
|
||||
LDA #$00 ; Look for empty slot
|
||||
LDA #<MOSFILE ; Attempt to destroy file
|
||||
STA DESTPL+1
|
||||
LDA #>MOSFILE
|
||||
STA DESTPL+2
|
||||
JSR MLI
|
||||
DB DESTCMD
|
||||
DW DESTPL
|
||||
|
||||
:NODEST PLA ; Get option back
|
||||
PHA
|
||||
AND #$80 ; Write or Update
|
||||
BEQ :NOCREAT
|
||||
|
||||
LDA #<MOSFILE ; Attempt to create file
|
||||
STA CREATEPL+1
|
||||
STA OPENPL+1
|
||||
LDA #>MOSFILE
|
||||
STA CREATEPL+2
|
||||
STA OPENPL+2
|
||||
LDA #$C3 ; Access unlocked
|
||||
STA CREATEPL+3
|
||||
LDA #$06 ; Filetype BIN
|
||||
STA CREATEPL+4
|
||||
LDA #$00 ; Auxtype
|
||||
STA CREATEPL+5
|
||||
LDA #$00
|
||||
STA CREATEPL+6
|
||||
LDA #$01 ; Storage type - file
|
||||
STA CREATEPL+7
|
||||
LDA $BF90 ; Current date
|
||||
STA CREATEPL+8
|
||||
LDA $BF91
|
||||
STA CREATEPL+9
|
||||
LDA $BF92 ; Current time
|
||||
STA CREATEPL+10
|
||||
LDA $BF93
|
||||
STA CREATEPL+11
|
||||
JSR CRTFILE
|
||||
|
||||
:NOCREAT LDA #$00 ; Look for empty slot
|
||||
JSR FINDBUF
|
||||
STX BUFIDX
|
||||
CPX #$00
|
||||
|
|
@ -210,7 +251,6 @@ FINDBUF LDX #$00
|
|||
LDX #$FF ; $FF for not found
|
||||
:END RTS
|
||||
|
||||
|
||||
* ProDOS file handling for MOS OSBGET call
|
||||
* Returns with char read in A and error num in X (or 0)
|
||||
FILEGET LDX $0100 ; Recover SP
|
||||
|
|
@ -227,7 +267,7 @@ FILEGET LDX $0100 ; Recover SP
|
|||
TAY ; Error number in Y
|
||||
BRA GETEXIT
|
||||
:NOERR LDX #$00
|
||||
LDA RDBUF
|
||||
LDA BLKBUF
|
||||
PHA
|
||||
GETEXIT LDA $C08B ; R/W RAM, LC bank 1
|
||||
LDA $C08B
|
||||
|
|
@ -241,12 +281,32 @@ GETEXIT LDA $C08B ; R/W RAM, LC bank 1
|
|||
JMP XFER
|
||||
|
||||
* ProDOS file handling for MOS OSBPUT call
|
||||
* Enters with char to write in A
|
||||
FILEPUT LDX $0100 ; Recover SP
|
||||
TXS
|
||||
STA BLKBUF ; Char to write
|
||||
LDA $C081 ; ROM, please
|
||||
LDA $C081
|
||||
|
||||
JMP GETEXIT
|
||||
LDA MOSFILE ; File ref number
|
||||
STA WRITEPL+1
|
||||
LDA #$01 ; Bytes to write
|
||||
STA WRITEPL+4
|
||||
LDA #$00
|
||||
STA WRITEPL+5
|
||||
JSR WRTFILE
|
||||
|
||||
* There is no way to report an error it seems!
|
||||
|
||||
LDA $C08B ; R/W RAM, LC bank 1
|
||||
LDA $C08B
|
||||
LDA #<OSBPUTRET
|
||||
STA STRTL
|
||||
LDA #>OSBPUTRET
|
||||
STA STRTH
|
||||
SEC
|
||||
BIT $FF58
|
||||
JMP XFER
|
||||
|
||||
* ProDOS file handling for MOS OSFILE LOAD call
|
||||
* Return A=0 if successful
|
||||
|
|
@ -266,20 +326,20 @@ LOADFILE LDX $0100 ; Recover SP
|
|||
BCS :NOTFND ; File not found
|
||||
:L1 LDA OPENPL+5 ; File ref number
|
||||
STA READPL+1
|
||||
JSR RDBLK
|
||||
JSR RDFILE
|
||||
BCC :S1
|
||||
CMP #$4C ; EOF
|
||||
BEQ :EOF
|
||||
BRA :READERR
|
||||
|
||||
:S1 LDA #<RDBUF
|
||||
:S1 LDA #<BLKBUF
|
||||
STA A1L
|
||||
LDA #>RDBUF
|
||||
LDA #>BLKBUF
|
||||
STA A1H
|
||||
|
||||
LDA #<RDBUFEND
|
||||
LDA #<BLKBUFEND
|
||||
STA A2L
|
||||
LDA #>RDBUFEND
|
||||
LDA #>BLKBUFEND
|
||||
STA A2H
|
||||
|
||||
LDA FBLOAD
|
||||
|
|
@ -358,6 +418,7 @@ SAVEFILE LDX $0100 ; Recover SP
|
|||
LDA $BF93
|
||||
STA CREATEPL+11
|
||||
JSR CRTFILE
|
||||
BCS :FWD1 ; :CANTOPEN error
|
||||
JSR OPENFILE
|
||||
BCS :FWD1 ; :CANTOPEN error
|
||||
|
||||
|
|
@ -377,6 +438,8 @@ SAVEFILE LDX $0100 ; Recover SP
|
|||
STA A2H
|
||||
INC A2H ; $200 = 512 bytes
|
||||
INC A2H
|
||||
LDA OPENPL+5 ; File ref number
|
||||
STA WRITEPL+1
|
||||
LDA #$00 ; 512 byte request count
|
||||
STA WRITEPL+4
|
||||
LDA #$02
|
||||
|
|
@ -412,9 +475,9 @@ SAVEFILE LDX $0100 ; Recover SP
|
|||
LDA :LEN+1
|
||||
STA WRITEPL+5
|
||||
|
||||
:S2 LDA #<RDBUF
|
||||
:S2 LDA #<BLKBUF
|
||||
STA A4L
|
||||
LDA #>RDBUF
|
||||
LDA #>BLKBUF
|
||||
STA A4H
|
||||
|
||||
CLC ; Aux -> Main
|
||||
|
|
@ -422,7 +485,7 @@ SAVEFILE LDX $0100 ; Recover SP
|
|||
|
||||
LDA OPENPL+5 ; File ref number
|
||||
STA WRITEPL+1
|
||||
JSR WRTBLK
|
||||
JSR WRTFILE
|
||||
BCS :WRITEERR
|
||||
|
||||
BRA :UPDLEN
|
||||
|
|
@ -430,8 +493,7 @@ SAVEFILE LDX $0100 ; Recover SP
|
|||
:ENDLOOP INC :BLOCKS
|
||||
BRA :L1
|
||||
|
||||
:UPDLEN
|
||||
SEC ; Update length remaining
|
||||
:UPDLEN SEC ; Update length remaining
|
||||
LDA :LEN
|
||||
SBC WRITEPL+4
|
||||
STA :LEN
|
||||
|
|
@ -484,14 +546,14 @@ CATALOG LDX $0100 ; Recover SP
|
|||
LDA $C081 ; Select ROM
|
||||
LDA $C081
|
||||
|
||||
JSR MLI ; Fetch prefix into RDBUF
|
||||
JSR MLI ; Fetch prefix into BLKBUF
|
||||
DB GPFXCMD
|
||||
DW GPFXPL
|
||||
BNE CATEXIT ; If prefix not set
|
||||
|
||||
LDA #<RDBUF
|
||||
LDA #<BLKBUF
|
||||
STA OPENPL+1
|
||||
LDA #>RDBUF
|
||||
LDA #>BLKBUF
|
||||
STA OPENPL+2
|
||||
JSR OPENFILE
|
||||
BCS CATEXIT ; Can't open dir
|
||||
|
|
@ -499,7 +561,7 @@ CATALOG LDX $0100 ; Recover SP
|
|||
CATREENTRY
|
||||
LDA OPENPL+5 ; File ref num
|
||||
STA READPL+1
|
||||
JSR RDBLK
|
||||
JSR RDFILE
|
||||
BCC :S1
|
||||
CMP #$4C ; EOF
|
||||
BEQ :EOF
|
||||
|
|
@ -580,14 +642,14 @@ CLSFILE JSR MLI
|
|||
DW CLSPL
|
||||
RTS
|
||||
|
||||
* Read 512 bytes into RDBUF
|
||||
RDBLK JSR MLI
|
||||
* Read 512 bytes into BLKBUF
|
||||
RDFILE JSR MLI
|
||||
DB READCMD
|
||||
DW READPL
|
||||
RTS
|
||||
|
||||
* Write 512 bytes from RDBUF
|
||||
WRTBLK JSR MLI
|
||||
* Write data in BLKBUF to disk
|
||||
WRTFILE JSR MLI
|
||||
DB WRITECMD
|
||||
DW WRITEPL
|
||||
RTS
|
||||
|
|
@ -618,21 +680,24 @@ CREATEPL HEX 07 ; Number of parameters
|
|||
DW $0000 ; Create date
|
||||
DW $0000 ; Create time
|
||||
|
||||
DESTPL HEX 01 ; Number of parameters
|
||||
DW $0000 ; Pointer to filename
|
||||
|
||||
READPL HEX 04 ; Number of parameters
|
||||
DB $00 ; Reference number
|
||||
DW RDBUF ; Pointer to data buffer
|
||||
DW BLKBUF ; Pointer to data buffer
|
||||
DW 512 ; Request count
|
||||
DW $0000 ; Trans count
|
||||
|
||||
READPL2 HEX 04 ; Number of parameters
|
||||
DB #00 ; Reference number
|
||||
DW RDBUF ; Pointer to data buffer
|
||||
DW BLKBUF ; Pointer to data buffer
|
||||
DW 1 ; Request count
|
||||
DW $0000 ; Trans count
|
||||
|
||||
WRITEPL HEX 04 ; Number of parameters
|
||||
DB $01 ; Reference number
|
||||
DW RDBUF ; Pointer to data buffer
|
||||
DW BLKBUF ; Pointer to data buffer
|
||||
DW $00 ; Request count
|
||||
DW $0000 ; Trans count
|
||||
|
||||
|
|
@ -647,7 +712,7 @@ GSPFXPL HEX 01 ; Number of parameters
|
|||
DW $300 ; Buffer
|
||||
|
||||
GPFXPL HEX 01 ; Number of parameters
|
||||
DW RDBUF ; Buffer
|
||||
DW BLKBUF ; Buffer
|
||||
|
||||
SPFXPL HEX 01 ; Number of parameters
|
||||
DW MOSFILE ; Buffer
|
||||
|
|
|
|||
Loading…
Reference in New Issue