Hitachi HTS543212L9SA00 manual Individual Attribute Data Structure, Status Flag Definitions

5K320 SATA OEM Specification

14.40.2.2Individual Attribute Data Structure

The following defines the 12 bytes that make up the information for each Attribute entry in the Device Attribute Data Structure.

Description

Attribute ID Number (01h to FFh)

Status Flags

Bit 0 Pre -Failure/Advisory

Bit 1 On -line Collection

Bit 2 -5 Reserved (may either 0 or 1)

Bit 6 -15 Reserved (all 0)

Attribute Value (valid values from 01h to FEh)

00h invalid for attribute value – not to be used

01h minimum value

64h initial value for all attributes prior to any data collection

FDh maximum value

FEh value is not valid

FFh invalid for attribute value - not to be used

Res erved (may not be 0)

Reserved (may not be 0)

Reserved (00h)

Total Bytes

Bytes	Offset	Format
1	00h	binary
2	01h	bit flags

1 03h binary

1	04h	binary
6	05h	binary
1	0Bh	binary

12

Table 113 Individual Attribute Data Structure

Attribute ID Numbers: Any non-zero value in the Attribute ID Number indicates an active attribute. The device supports following Attribute ID N umbers. Those marked with (*) indicate that corresponding Attribute Values can be either collected on-line or off-line.

ID	Attribute Name
0	Indicates that this entry in the data structure is not used
1	Raw Read Error Rate (*)
2	Throughput Performance (*)
3	Spin Up Time
4	Start/Stop Count
5	Reallocated Sector Count
7	Seek Error Rate
8	Seek Time Performance (*)
9	Power-On Hours Count
10	Spin Retry Count
12	Device Power Cycle Count
191	G Sense error rate
192	Power off retract count
193	Load/Unload cycle count
194	Device Temperature
196	Reallocation Event Count
197	Current Pending Sector Count
198	Off-Line Scan Uncorrectable Sector Count
199	Ultra DMA CRC Error Count
223	Load Retry Count

Status Flag Definitions:

151