
CHAPTER 8: Insertion and Extraction Guidelines SDLT 220 and SDLT 320 Design & Integration Guide
8-2 March 2004 81-81148-01
8.1.1 General Status Packet
Figure 8-1 shows what is contained in a General Status packet. Refer to this figure
during the discussion of loading and unloading commands.
Figure 8-1. General Status Packet Returned by ATTENTION Command
Table 8-1 shows some General Status bits of interest and the corresponding tape
drive action.
Bit
Byte
7 6 5 4 3 2 1 0
0 Product Type
1 Servo Firmware Version
2 Policy Firmware Version
3
No ID In Flux Cartridge
Present
Hardware
Error
Cleaning
Requested
Compress
Enabled
Write
Protect
OK to
Eject
4 SCSI ID
5 Current Tape Format
6
OK to
Load
TapeAlert
Capable
Reserved
(prior
use)
Tape Motion Status
7
Load
Complete
Cleaning
Cartridge
Expired
Cleaning
Required
Ex Status
Changed
Prevent
Removal
Reserved Reserved
(prior
use)
Reserved
(prior
use)
Table 8-1. General Status Bits that Reflect Normal Load and Unload Capabilities
Status Description
OK to Load Tape drive is ready and a data cartridge can be inserted.
Cartridge Present Tape drive has detected a data cartridge.
Load Complete Tape drive has finished loading a data cartridge.
OK to Eject Media is rewound and data cartridge can be ejected.
Comentarios a estos manuales