65 lines
2.0 KiB
ArmAsm
65 lines
2.0 KiB
ArmAsm
* MAINMEM.FSEQU.S
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* (c) Bobbi 2021-2022 GPL v3
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*
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* Constant definitions for ProDOS filesystem code that
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* resides in main memory.
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* ProDOS string buffers
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RTCBUF EQU $0200 ; Use by RTC calls, 40 bytes
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* ; $0228-$023D
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DRVBUF1 EQU $023E
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DRVBUF2 EQU $023F ; Prefix on current drive, length
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* $0240 ; Prefix path
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CMDPATH EQU $0280 ; Path used to start Applecorn
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* ; $02C0-$02FF
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* Filename string buffers
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MOSFILE1 EQU $0300 ; length + 64 bytes
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MOSFILE2 EQU $0341 ; length + 64 bytes
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MOSFILE EQU MOSFILE1
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* ; $0382-$03A3 ROM selection w/s (move?)
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* ; $03A4-$03BD
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* Control block for OSFILE
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FILEBLK EQU $03BE
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FBPTR EQU FILEBLK+0 ; Pointer to name (in aux)
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FBLOAD EQU FILEBLK+2 ; Load address (4 bytes)
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FBEXEC EQU FILEBLK+6 ; Exec address (4 bytes)
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FBSIZE EQU FILEBLK+10 ; Size (4 bytes)
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FBSTRT EQU FILEBLK+10 ; Start address for SAVE (4 bytes)
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FBATTR EQU FILEBLK+14 ; Attributes (4 bytes)
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FBEND EQU FILEBLK+14 ; End address for SAVE (4 bytes)
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* Control block for OSGBPB
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GBPBBLK EQU FILEBLK+1
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GBPBHDL EQU GBPBBLK+0 ; File handle
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GBPBDAT EQU GBPBBLK+1 ; Pointer to data (4 bytes)
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GBPBNUM EQU GBPBBLK+5 ; Num bytes to transfer (4 bytes)
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GBPBPTR EQU GBPBBLK+9 ; File pointer (4 bytes)
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GBPBAUXCB EQU GBPBBLK+13 ; Address of aux control block (2 bytes)
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* ; $03D0-$03FF ; ProDOS workspace
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* ProDOS MLI command numbers
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ALLOCCMD EQU $40
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DEALLOCCMD EQU $41
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QUITCMD EQU $65
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GTIMECMD EQU $82
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CREATCMD EQU $C0
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DESTCMD EQU $C1
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RENCMD EQU $C2
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SINFOCMD EQU $C3
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GINFOCMD EQU $C4
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ONLNCMD EQU $C5
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SPFXCMD EQU $C6
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GPFXCMD EQU $C7
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OPENCMD EQU $C8
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READCMD EQU $CA
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WRITECMD EQU $CB
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CLSCMD EQU $CC
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FLSHCMD EQU $CD
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SMARKCMD EQU $CE
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GMARKCMD EQU $CF
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GEOFCMD EQU $D1
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