Инструкция LFF (3.5") Серверный HDD WD Ultrastar HC580

12.10 Get Physical Element Status (12h) (стр. 156 из 357)

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12.10 Get Physical Element Status (12h)

12.10.1 Feature Set

This 48-bit command is for devices that support the Storage Element Depopulation feature set. 12.10.2 Description

The GET PHYSICAL ELEMENT STATUS command requests that the device return status information for physical
elements within the device.
12.10.3
Inputs

12.10.3.1 Inputs Overview

Table 98 GET PHYSICAL ELEMENT STATUS command inputs

Field
Description

FEATURE

Bit Description
15:14 FILTER field
13:12 Reserved

11:8 REPORT TYPE field
7:0 Reserved
COUNT
REQUESTED PAGE COUNT field
LBA
STARTING ELEMENT field

Bit Description

DEVICE

7 Obsolete
6 Reserved
5 Obsolete
4 Transport Dependent
3:0 Reserved
COMMAND
7:0 12h
12.10.3.2 FILTER field

The FILTER field selects the information to be returned by the GET PHYSICAL ELEMENT STATUS command.

Table 99 FILTER field

Code
Description

00b
Return descriptors for all elements matching the REPORT TYPE field

Return descriptors for all elements matching the REPORT TYPE field for which the
value of the physical element health field is:

a) greater than or equal to 65h and less than or equal to CFh (i.e., outside

01b

manufacturer’s specification limit);
b) equal to FBh (i.e., depopulation revocation has completed with error);
c) equal to FCh (i.e., depopulation revocation has been initiated and not

completed);
d) equal to FDh (i.e., depopulation has completed with error);
e) equal to FEh (i.e., depopulation has been initiated and not completed); or
f)
equal to FFh (i.e., depopulation has been successfully completed)
All others
Reserved

156
Hard Disk Drive Specification