
38 Zeus
IOPS
3.5-Inch Fibre Channel Solid State Drive
READ (6) COMMAND (08h)
The READ (6) command requests that the drive transfer data to the initiator. The most recent data
value written in the addressed logical block shall be returned
.The logical block address field specifies
the logical block at which the read operation shall begin. The transfer length field specifies the
number of contiguous logical blocks of data to be transferred. A transfer length of zero indicates that
256 logical blocks shall be transferred. Any other value indicates the number of logical blocks that
shall be transferred. Byte 5 is ignored.
W
RITE (6) COMMAND (0Ah)
The WRITE (6) command requests that the target write the data transferred by the initiator to the
medium
. The logical block address field specifies the logical block at which the write operation shall
begin. The transfer length field specifies the number of contiguous logical blocks of data to transfer.
A transfer length of zero indicates that 256 logical blocks shall be transferred. Any other value
indicates the number of logical blocks that shall be transferred. Byte 5 is ignored.
Table 16. Read (6) CDB
Bit
Byte 7 6 5 4 3 2 1 0
0
Operation Code (08h)
I
Logical Unit Number
(MSB)
2
Logical Block Address
3
(LSB)
4
Transfer Length
5
Control
Table 17. Write (6) CDB
Bit
Byte 7 6 5 4 3 2 1 0
0
Operation Code (0Ah)
1
Logical Unit Number (RSVD) (MSB)
2
Logical Block Address
3
(LSB)
4
Transfer Length
5
Control
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