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42 lines
1.8 KiB
Plaintext
42 lines
1.8 KiB
Plaintext
; Version: 2.93
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; Created: Friday, October 20, 1989 at 9:15:51 PM
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; File: EDiskEqu.a
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;
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; Assembler Interface to the Macintosh Libraries
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; Copyright Apple Computer, Inc. 1988
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; All Rights Reserved
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;
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;--------------------------------------------------------------------
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IF &TYPE('__IncludingEDiskEqu__') = 'UNDEFINED' THEN
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__IncludingEDiskEqu__ SET 1
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; EDisk header block
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EDiskHeader record 0,increment ; layout of the slim signature block
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HdrScratch ds.b 128 ; scratch space for r/w testing and vendor info
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HdrBlockSize ds.w 1 ; size of header block (512 bytes for version 1)
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HdrVersion ds.w 1 ; header version number (this is version 1)
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HdrSignature ds.b 12 ; 'EDisk Gary D'
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HdrDeviceSize ds.l 1 ; size of device, in bytes
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HdrFormatTime ds.l 1 ; time when last formatted (pseudo unique ID)
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HdrFormatTicks ds.l 1 ; ticks when last formatted (pseudo unique ID)
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HdrCheckSumOff ds.l 1 ; offset to CheckSum table if present
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HdrDataStartOff ds.l 1 ; offset to first byte of data storage
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HdrDataEndOff ds.l 1 ; offset to last byte+1 of data storage
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HdrMediaIconOff ds.l 1 ; offset to media Icon and Mask if present
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HdrDriveIconOff ds.l 1 ; offset to drive Icon and Mask if present
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HdrWhereStrOff ds.l 1 ; offset to GetInfo Where: string if present
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HdrDriveInfo ds.l 1 ; longword for Return Drive Info call if present
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ds.b 512-* ; rest of block is reserved
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EDiskHeaderSize equ * ; size of EDisk header block
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endr
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; Internal ROM disks are aligned on 64KB boundarys starting in the system ROM
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; and running up to the beginning of I/O space
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RomDiskAlign equ $00010000 ; aligned on 64K byte boundarys
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ENDIF ; ...already included |