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Merge PR #122 'LOADFILE updated'
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Bobbi Webber-Manners
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8e2967e87a
commit
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BIN
applecorn.po
BIN
applecorn.po
Binary file not shown.
@ -877,10 +877,10 @@ MKERRLP
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LSR A
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LSR A
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JSR ERRHEX
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STA $109
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STA $108
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PLA
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JSR ERRHEX
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STA $10A
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STA $109
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JMP $100
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ERRHEX
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AND #15
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@ -923,16 +923,16 @@ MKERROR4 DW ERROR27
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* $27 - I/O error (disk not formatted)
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* $28 - No device con'd (drive not present) Disk not present
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* $29 - (GEOS Driver is busy)
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* $29 -(GSOS Driver is busy)
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* $2A -
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* $2B - Disk write protected. Disk write protected
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* $2C - (GEOS bad byte count)
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* $2D - (GEOS bad block number)
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* $2C -(GSOS bad byte count)
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* $2D -(GSOS bad block number)
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* $2E - Disk switched Disk changed
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* $2F - Device is offline (drive empty)
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* $40 - Invalid pathname syntax. Bad filename
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* $41 - Duplicate filename. (split from $47) Directory exists
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* $41 -(Duplicate filename. (split from $47) Is a directory)
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* $42 - File Control Block table full. Too many open
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* $43 - Invalid reference number. Channel not open
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* $44 - Path not found. (Dir not found) File not found
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@ -945,32 +945,32 @@ MKERROR4 DW ERROR27
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* $4B - Unsupported storage_type. Disk not recognised
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* $4C - End of file has been encountered. End of file
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* $4D - Position out of range. Past end of file
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* $4E - Access error. (see also $4F) RD/WR: Insufficient access
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* $4F - Access error. (split from $4E) REN/DEL: Locked
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* $4E - Access error. (see also $4F) RD/WR: Insufficient access, also Dir not empty
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* $4F - (GSOS Buffer too small) (Access error. (split from $4E) REN/DEL: Locked)
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* $50 - File already open. Can't - file open
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* $51 - Directory count error. Broken directory
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* $52 - Not a ProDOS disk. Disk not recognised
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* $53 - Invalid parameter. Invalid parameter
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* $54 - (Dir not empty when deleting) Dir not empty
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* $54 - (GSOS Out of memory) (Dir not empty when deleting) Dir not empty
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* $55 - Volume Control Block table full.
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* $56 - Bad buffer address.
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* $57 - Duplicate volume.
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* $58 - Bad volume bitmap.
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* $59 - (GEOS File level out of range)
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* $59 -(GSOS File level out of range)
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* $5A - Bit map disk address is impossible. Sector not found
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* $5B - (GEOS Bad ChangePath pathname)
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* $5C - (GEOS Not executable file)
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* $5D - (EOF during load or save) Data lost
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* $5E - (Couldn't open to save) Can't save
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* $5F - (GEOS Too many applications)
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* $60+ - (GEOS)
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* $5B -(GSOS Bad ChangePath pathname)
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* $5C -(GSOS Not executable file)
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* $5D -(GSOS OS/FS not found) (EOF during load or save) Data lost
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* $5E -(Couldn't open to save) Can't save
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* $5F -(GSOS Too many applications)
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* $60+ - (GSOS)
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* AcornOS ProDOS
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ERROR40 DW $CC00
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ASC 'Bad filename' ; $40 - Invalid pathname syntax
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ERROR41 DW $C400
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ASC 'Directory exists' ; $41 - Duplicate filename (split from $47)
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ASC 'Is a directory' ; $41 - Duplicate filename (split from $47)
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ERROR42 DW $C000
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ASC 'Too many open' ; $42 - File Control Block table full
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ERROR43 DW $DE00
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@ -1032,4 +1032,3 @@ ERROR5E DW $C000
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ERROR2E DW $C800
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ASC 'Disk changed' ; $2E - Disk switched
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DB $00
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@ -174,7 +174,7 @@ BYTE00 BEQ BYTE00A ; OSBYTE 0,0 - generate error
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RTS ; %000x1xxx host type, 'A'pple
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BYTE00A BRK
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DB $F7
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HELLO ASC 'Applecorn MOS 2021-10-13'
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HELLO ASC 'Applecorn MOS 2021-10-15'
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DB $00 ; Unify MOS messages
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182
mainmem.svc.s
182
mainmem.svc.s
@ -15,6 +15,7 @@
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* 13-Oct-2021 OSFIND implementes CLOSE#0.
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* 13-Oct-2021 FIND, BGET, BPUT optimised passing registers to main.
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* 13-Oct-2021 ARGS, EOF returns errors, optimised.
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* 15-Oct-2021 LOADFILE updated.
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INFOFILE >>> ENTMAIN
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@ -49,6 +50,9 @@ DODELETE LDA #<MOSFILE ; Attempt to destroy file
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DB DESTCMD
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DW DESTPL
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RTS
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* Returns $4E for 'Dir is not empty'
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* Need to separate from 'Dir is locked'
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* ProDOS file handling to create a directory
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* Invoked by AppleMOS OSFILE
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@ -538,82 +542,152 @@ LOADFILE >>> ENTMAIN
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JSR PREPATH ; Preprocess pathname
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JSR WILDONE ; Handle any wildcards
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JSR EXISTS ; See if it exists ...
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* BCS :EXIT2
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CMP #$01 ; ... and is a file
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BEQ :ISFILE
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JMP :NOTFND
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:ISFILE STZ :BLOCKS
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ROL A ; 0->0, 2->5
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EOR #$05 ; 0->5, 2->0
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ADC #$41 ; 0->$46, 2->$41
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JMP :EXIT2 ; Return error
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* EXISTS has done GETINFO, so file info already loaded
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:ISFILE LDA FBEXEC ; If FBEXEC is zero, use addr
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BEQ :CBADDR ; in the control block
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LDA GINFOPL+5 ; Otherwise, use file's address
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STA FBLOAD+0 ; Aux type LSB
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LDA GINFOPL+6 ; Aux type MSB
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STA FBLOAD+1
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:CBADDR LDA #$60 ; *TO DO* Error=file too long
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LDX GINFOPL+9
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BNE :EXIT2 ; size>128K, too big to load
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LDX GINFOPL+8
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BMI :EXIT2 ; size>64K, too big to load
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BEQ :EXITOK ; size=0, nothing to load
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STX :BLOCKS
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LDA #<MOSFILE
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STA OPENPL+1
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LDA #>MOSFILE
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STA OPENPL+2
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JSR OPENFILE
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BCS :NOTFND ; File not found
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BCS :EXIT2 ; File not opened
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* LDA FBLOAD+0 ; A4=>start address to load to
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* STA A4L
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* LDA FBLOAD+1
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* STA A4H
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:L1 LDA OPENPL+5 ; File ref number
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STA READPL+1
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JSR RDFILE
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BCC :S1
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CMP #$4C ; EOF
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BEQ :EOF
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BRA :READERR
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:S1 LDA #<BLKBUF
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STA A1L
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* BCC :S1
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* CMP #$4C ; EOF
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* BEQ :EXITOK
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* BEQ :EOF
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* BRA :READERR
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BCS :READERR ; Close file and return error
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:S1
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* CLC
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LDA #<BLKBUF ; LSB of start of data buffer
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STA A1L ; A1=>start of data buffer
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ADC READPL+6 ; LSB of trans count
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STA A2L ; A2=>end of data buffer
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LDA #>BLKBUF
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STA A1H
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CLC
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LDA #<BLKBUF
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ADC READPL+6 ; LSB of trans count
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STA A2L
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LDA #>BLKBUF
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ADC READPL+7 ; MSB of trans count
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STA A2H
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LDA FBEXEC ; If FBEXEC is zero, use addr
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CMP #$00 ; in the control block
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BEQ :CBADDR
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LDA #<MOSFILE ; Otherwise use file addr
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STA GINFOPL+1
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LDA #>MOSFILE
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STA GINFOPL+2
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JSR GETINFO ; GET_FILE_INFO
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BCS :READERR
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LDA GINFOPL+5 ; Aux type LSB
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STA FBLOAD+0
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LDA GINFOPL+6 ; Aux type MSB
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STA FBLOAD+1
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:CBADDR LDA FBLOAD
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LDA FBLOAD+0 ; A4=>address to load to
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STA A4L
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STA FBEXEC ; EXEC = LOAD
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LDA FBLOAD+1
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STA A4H
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STA FBEXEC+1
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LDX :BLOCKS
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:L2 CPX #$00
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BEQ :S2
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INC
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INC
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DEX
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BRA :L2
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:S2 STA A4H
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INC FBLOAD+1 ; Step to next block
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INC FBLOAD+1
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* CLC
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* LDA A1L ; A2=>end of data buffer
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* ADC READPL+6 ; LSB of trans count
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* STA A2L
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* LDA A1H
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* ADC READPL+7 ; MSB of trans count
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* STA A2H
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* LDA FBEXEC ; If FBEXEC is zero, use addr
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* CMP #$00 ; in the control block
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* BEQ :CBADDR
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* LDA #<MOSFILE ; Otherwise use file addr
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* STA GINFOPL+1
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* LDA #>MOSFILE
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* STA GINFOPL+2
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* JSR GETINFO ; GET_FILE_INFO
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* BCS :READERR
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* LDA GINFOPL+5 ; Aux type LSB
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* STA FBLOAD+0
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* LDA GINFOPL+6 ; Aux type MSB
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* STA FBLOAD+1
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*:CBADDR LDA FBLOAD
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* STA A4L
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* STA FBEXEC ; EXEC = LOAD
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* LDA FBLOAD+1
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* STA A4H
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* STA FBEXEC+1
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* LDX :BLOCKS
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*:L2 CPX #$00
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* BEQ :S2
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* INC
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* INC
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* DEX
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* BRA :L2
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*:S2 STA A4H
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SEC ; Main -> AUX
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JSR AUXMOVE
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INC :BLOCKS
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BRA :L1
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:NOTFND LDA #$46 ; Nothing found
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PHA
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BRA :EXIT
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:READERR LDA #$5D ; Read error
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PHA
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BRA :EOF2
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:EOF LDA #$01 ; Success ('File')
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PHA
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:EOF2 LDA OPENPL+5 ; File ref num
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JSR AUXMOVE ; A4 updated to next address
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DEC :BLOCKS
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BNE :L1
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BEQ :EXITOK
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* INC :BLOCKS
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* BRA :L1
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:READERR CMP #$4C
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BNE :EXITERR
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:EXITOK LDA #$01 ; Success ('File')
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:EXITERR PHA
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LDA OPENPL+5 ; File ref num
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STA CLSPL+1
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JSR CLSFILE
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:EXIT JSR UPDFB ; Update FILEBLK
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PLA
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CMP #$01
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BNE :EXIT2
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PHA
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JSR UPDFB ; Update FILEBLK
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JSR COPYFB ; Copy FILEBLK to auxmem
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PLA ; Get return code back
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>>> XF2AUX,OSFILERET
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:EXIT2 >>> XF2AUX,OSFILERET
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:BLOCKS DB $00
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*:NOTFILE ROL A ; 0->0, 2->5
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* EOR #$05 ; 0->5, 2->0
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* ADC #$41 ; 0->$46, 2->$41
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*:NOTFND PHA
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* BRA :EXIT
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*:READERR LDA #$5D ; Read error
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* PHA
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* BRA :EOF2
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*:EXITOK
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*:EOF LDA #$01 ; Success ('File')
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* PHA
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*:EOF2 LDA OPENPL+5 ; File ref num
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* STA CLSPL+1
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* JSR CLSFILE
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*:EXIT JSR UPDFB ; Update FILEBLK
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* JSR COPYFB ; Copy FILEBLK to auxmem
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* PLA ; Get return code back
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*:EXIT2 >>> XF2AUX,OSFILERET
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*:BLOCKS DB $00
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* ProDOS file handling for MOS OSFILE SAVE call
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* Invoked by AppleMOS OSFILE
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* Return A=01 if successful (ie: 'file')
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@ -1115,7 +1189,3 @@ MAINRDEXIT >>> XF2AUX,NULLRTS ; Back to an RTS
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