Product manual

42 Barracuda 4LP Product Manual, Rev. D
9.3 SCSI interface commands supported
Table 6 following lists the SCSI interface commands that are supported in the SCSI-2, and SCSI-3 modes of
the drive. Barracuda 4LP Family drives can be changed back and forth between SCSI-1 and SCSI-2/SCSI-3
modes using the Change Definition Command. OEM standard drives are shipped set to operate in SCSI-2/
SCSI-3 mode.
Table 6: Commands supported by Barracuda 4LP family drive
Command Name
Command
Code
Supported by
SCSI-2/3
Change definition 40h Y
Compare 39h N
Copy 18h N
Copy and verify 3Ah N
Format unit [1] 04h Y
Block Format N
Bytes from index Y
Physical sector format Y
DPRY bit supported N
DCRT bit supported Y
STPF bit supported Y
IP bit supported Y
DSP bit supported Y
IMMED bit supported Y
VS (vendor specific) N
Inquiry 12h Y
Date code page (C1h) Y
Device Behavior page (C3h) Y
Firmware numbers page (C0h) Y
Implemented operating def page (81h) Y
Jumper settings page (C2h) Y
Supported Vital product data page (00h) Y
Unit serial number page (80h) Y
Lock-unlock cache 36h N
Log select 4Ch Y
DU bit N
DS bit Y
TSD bit Y
ETC bit N
TMC bit N
LP bit N
Log sense 4Dh Y
Cache statistics page (37h) Y
Non-medium error page (06h) Y
Pages supported list (00h) Y
Power-on time page (3Eh) Y
Read error counter page (03h) Y
Verify error counter page (05h) Y
Write error counter page (02h) Y
Mode select (same pages as Mode Sense command) 15h Y [2]
Mode select (10) 55h Y
Capacity Programming Y