Format of Ontrackr_VxD_Data structure |
| Offset | Size | Description | ||||||
|---|---|---|---|---|---|---|---|---|
|
00h |
BYTE |
INT 13h drive number | ||||||
|
01h |
DWORD |
Delta skew value | ||||||
|
05h |
BYTE |
Physical heads (Word 3 of Identify Data) | ||||||
|
06h |
BYTE |
Physical sectors per track (Word 6 of Identify Data) | ||||||
|
07h |
BYTE |
Multiple Block Size (Blocking factor) | ||||||
|
08h |
BYTE |
Read/Write Multiple disable flags
|
||||||
|
09h |
WORD |
Base port address (1F0/170) | ||||||
|
0Bh |
BYTE |
Hardware interrupt channel (14/15) |
|
See Also: |