Offset Contents
0 Information word for CDFSDriver module
4 Number of times registered (should be set to zero and will be updated by CDFSDriver)
8 Number of drive types recognised by this driver
12 Unused (must be zero)
16 Unused (must be zero)
on exit:
12 A pointer to a routine to convert logical blocks to minutes, seconds, frames
16 A pointer to a routine to convert minutes, seconds, frames to logical blocks
CDFS information word
Bits Meaning
0-5 The number of CD commands recognised, currently 31, maximum 63
6 Use the SCSI 1 read data command
7 Use the SCSI 1 seek command
8 Use old (SCSI I?) Inquiry
9 Use old Capacity
10 Use old Ready
11 Use old Stop/Open
12 Use old Check
13 Use old Status
14 Use old Control
15 Use old Prefetch
16 Use old Reset
17 Use Read data proprietary
18 Use Read data scatter
19 Use Seek data proprietary
20 Use Seek data scatter
21 Call SCSI_Op to implement CD_SCSIUserOp rather than the soft loadable driver
22-31 Reserved (must be zero)
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