Int 2F/AX=4A11h/BX=0001h

DBLSPACE.BIN - GetDriveMapping - GET DRIVE MAPPING

AX = 4A11h
BX = 0001h
DL = drive number (0=A:)

Return:
AX = status (see also #02804)
0000h successful
if DL was compressed drive,
BL = host drive (bit 7 set if drive is compressed)
else if DL was host drive,
BL = compressed drive
else
BL = specified drive (if available for DoubleSpace)
BH = DoubleSpace sequence number
other error code (0101h) (see #02804)
apparently never returned for the MS-DOS 6.2 DoubleSpace

Note: The compressed volume file for the specified compressed drive is host:\DBLSPACE.sequence

See Also: AX=4A11h/BX=0000h



(Table 02804)
Values for DBLSPACE function status:
0000h  successful
0100h  bad function
0101h  invalid drive
0102h  not a compressed drive
0103h  drive already swapped
0104h  drive not swapped

See Also: #02806

Category: File/Disk Compression - Int 2Fh - D

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