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46 Zeus

IOPS

3.5-Inch Fibre Channel Solid State Drive

SEND DIAGNOSTIC (1Dh)

The SEND DIAGNOSTIC command is a six byte CDB. The Parameter List Length is two bytes

(Bytes 2 and 4). Bytes 1 through 5 are ignored.

Notes:

1 The PF bit is not supported and the command is rejected if this bit is set.

2 The Self-Test code bits are ignored.

3 The operation is dependent on the SelfTest, DevOfL and UnitOfL bits. See the following

table.

EAD CAPACITY (25h)

The READ CAPACITY command provides a means for the initiator to request information regarding

the capacity of the logical unit. Bytes 1 through 9 are ignored. If Byte 8 is a non-zero, an illegal

command will be returned.

Table 28. Send Diagnostics CDB

Bit

Byte 7 6 5 4 3 2 1 0

Operation Code (1Dh)

Logical Unit Number (RSVD) PF Reserved SelfTest DevOfL UnitOfL

Reserved

(MSB)

Parameter List Length

(LSB)

6 Control

SelfTest DevOfL UnitOfL Result

1 0 1 Do long self test (< 90 secs)

1 1 0 Do short self test (< 2 secs)

Table 29. Read Capacity CDB

Bit

Byte 7 6 5 4 3 2 1 0

Operation Code (25h)

Logical Unit Number (RSVD) Reserved RelAdr

1 2 ... 43 44 45 46 47 48 49 50 51 52 53 ... 109 110

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SimpleTech ZeusIOPS Manual Pagina 48