Hitachi HTS543280L9SA00 14.40.2.2Individual 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

Reserved (may not be 0)

Reserved (may not be 0)

Reserved (00h)

Total Bytes

Table 113 Individual Attribute Data Structure

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

1 03h binary

1	04h	binary
6	05h	binary
1	0Bh	binary
12

Attribute ID Numbers: Any non-zero value in the Attribute ID Number indicates an active attribute. The device supports following Attribute ID Numbers. 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

10Spin Retry Count

12Device Power Cycle Count

191G Sense error rate

192Power off retract count

193Load/Unload cycle count

194Device Temperature

196Reallocation Event Count

197Current Pending Sector Count

198Off-Line Scan Uncorrectable Sector Count

199Ultra DMA CRC Error Count

223Load Retry Count

Status Flag Definitions:

151