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Barracuda 18FC Product Manual, Rev. B
Table 13:
Supported commands (continued)
Supported
Command code
(continued)
3Eh
3Fh
40h
41h
42-4Bh
4Ch
4Dh
4E-4Fh
50h
51h
52h
53-54h
55h
56h
57h
58-59h
5Ah
5B-5Dh
5Eh
5Fh
60-7Fh
80h
81h
82h
83-8Fh
C0-DFh
EO-FFh
[1]
Barracuda 18FC drives can format to any multiple of four bytes per logical block in the range 512 to 4,096
bytes.
[2]
Warning. Power loss during flash programming can result in firmware corruption. This usually makes the
drive inoperable.
[3]
Reference Mode Sense command 1Ah for mode pages supported.
Command name
Y
Read descriptor mode (3)
Y
Read long
Y
Write long
N
Change definition
Y
Write same
N
PBdata
N
LBdata
N
Not used
Y
Log Select
Y
Log Sense
N
Not used
N
XD write
N
XP write
N
XD read
N
Not used
Y
Mode Select (10) [3]
Y
Reserved (10)
Y
3rd party reserve
N
Extent reservation
Y
Released (10)
N
Not used
Y
Mode Sense (10) [3]
N
Not used
Y
Persistent Reserve In
Y
Persistent Reserve Out
N
Not used
N
XD write extended
N
Rebuild
Y
Regenerate
N
Not used
N
Not used
N
Not used
41
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