Maxtor 10K III Manual Do Utilizador
SCSI Description
Maxtor Atlas 10K III
5-169
<<
"%% (*
2
13
The VERIFY command verifies the data on the medium for the Logical Block
Address range specified. The data format and field descriptions are shown in Table 5-
210 and Table 5-211 respectively.
Address range specified. The data format and field descriptions are shown in Table 5-
210 and Table 5-211 respectively.
Table 5-210
VERIFY Command Descriptor Block-Data Format
Table 5-211
VERIFY Command-Field Descriptions
*
5
>
'
%
$
0
Operation Code (2Fh)
1
Reserved
DPO
Reserved
BytChk
RelAdr
2 - 5
Logical Block Address
6
Reserved
7 - 8
Verification Length
9
Control
&*2,
"()**+
DPO
Disable Page Out. When the value of the field = 1, the device server will assign
the logical blocks accessed by this command the lowest priority for being
fetched into or retained by the cache.
the logical blocks accessed by this command the lowest priority for being
fetched into or retained by the cache.
When DPO = 0, the priority will be determined by fields in the Caching page.
BytChk
Byte Check. When the value is 1, the drive performs a byte-by-byte comparison
of the data on the medium with the data sent by the initiator in the data-out buff-
er transfer.
of the data on the medium with the data sent by the initiator in the data-out buff-
er transfer.
When 0, the drive performs a medium verification with no data comparison. In
this case, no data is sent by the initiator.
this case, no data is sent by the initiator.
RelAdr
Relative Address. This feature is not supported;
(
Logical
Block
Address
The address of the first logical sector to be verified.
Verifica-
tion
Length
The number of contiguous sectors that are to be verified. The drive returns a
CHECK CONDITION status with the correct sense data if the specified transfer
extends beyond out of the logical sector space.
CHECK CONDITION status with the correct sense data if the specified transfer
extends beyond out of the logical sector space.