|
|
|
|
| Attach/Detach Packet (all devices) | |||
|
|
|
|
|
|
|
| |
| +$04 | 0 |
| 0 |
| Number of Tracks |
| |
|
|
|
|
|
|
|
| |
| +$06 | 0 |
| 0 |
| Minimum Read Transfer |
| |
|
|
|
|
|
|
|
| |
| +$08 | 0 |
| 0 |
| Minimum Write Transfer |
| |
|
|
|
|
|
|
|
| |
| +$0A | 0 |
| 0 |
| Streaming Count |
| |
|
|
|
|
|
|
|
|
|
| +$0C | Speed Code |
|
| Density Code |
| ||
|
|
|
|
|
|
|
|
|
| +$0E | 0 |
| 0 |
| 0 | 0 |
|
|
|
|
|
|
|
|
| |
| +$10 |
|
| SCSI Tape Attributes |
|
| ||
|
|
|
|
|
|
|
| |
| +$12 | Controller Type |
|
| Drive Type |
| ||
|
|
|
|
|
|
|
|
|
| +$14 | 0 |
| 0 |
| Function Code (6C) |
| |
|
|
|
|
|
|
|
|
|
| +$16 | Interrupt Level |
|
| Vector Number |
| ||
|
|
|
|
|
|
| ||
| +$18 | Status Byte 2 |
|
| Status Byte 3 (Note 1) |
| ||
|
|
|
|
|
|
|
|
|
| +$1A | 0 |
| 0 |
| Retry Count |
| |
|
|
|
|
|
|
| ||
| +$1C | Physical Bytes per Block (0 for Variable) (Note 2) |
| |||||
|
|
|
|
|
|
|
| |
| +$1E |
| +$20 |
|
| Pointer to RAM | +$22 |
|
|
|
|
|
|
| Work Area |
|
|
|
|
|
|
|
| (MSW) |
|
|
|
|
|
|
|
|
|
| |
| Pointer to RAM |
| +$24 |
| Logical Bytes per | +$26 |
| |
| Work Area |
|
|
|
| Block (0 for |
|
|
| (LSW) |
|
|
|
| Variable) (Note |
|
|
|
|
|
|
|
| 2) |
|
|
|
|
|
|
|
|
|
|
|
$00 | 00000xxx |
|
| Controller logical unit | ||||
|
|
|
|
|
| number | ||
$01 | 00000xxx |
|
| Device logical unit | ||||
|
|
|
|
|
| number | ||
$02 | xxxxxxxx |
|
| Status from SCSI | ||||
|
|
|
|
|
| firmware (byte 0) | ||
|
|
|
|
|
| (Note 1) | ||
$03 | xxxxxxxx |
|
| Status from SCSI | ||||
|
|
|
|
|
| firmware (byte 1) | ||
|
|
|
|
|
| (Note 1) | ||
$04 | 00000000 |
|
|
| Reserved | |||
$05 | 00000000 |
|
|
| Number of tracks on | |||
|
|
|
|
|
| media (not used by | ||
|
|
|
|
|
| all |
|
|
|
|
|
|
|
| controllers | ||
7 |
