Hitachi 7K320 - Travelstar Mobile Hard Drive Specifications page 151

14.40.2.3
The value of this byte defines the current status of the off-line activities of the device. Bit 7 indicates
Automatic Off-Line Data Collection Status.
Bit 7 Automatic Off-Line Data Collection Status
0 Automatic Off-Line Data Collection is disabled.
1 Automatic Off-Line Data Collection is enabled.
Bits 0 thru 6 represents a hexadecimal status value reported by the device.
Value Definition
0 Off-line data collection never started
2 All segments completed without errors. In this case, current segment pointer equals to total segments
required.
Off-line data collection suspended by interrupting command
4
5 Off-line data collecting aborted by interrupting command
6 Off-line data collection aborted with fatal error
14.40.2.4
Bit Definition
0-3 Percent Self-test remaining
An approximation of the percent of the self-test routine remaining until completion in ten percent
increments. Valid values are 0 through 9.
4-7 Current Self-test execution status
The self-test routine completed without error or has never been run
0
1 The self-test routine aborted by the host
2 The self-test routine interrupted by the host with a hard or soft reset
The device was unable to complete the self-test routine due to a fatal error or unknown test error
3
4 The self-test routine completed with unknown element failure
5 The self-test routine completed with electrical element failure
The self-test routine completed with servo element failure
6
7 The self-test routine completed with read element failure
15 The self-test routine in progress
14.40.2.5
This field tells the host how many seconds the device requires to complete the off-line data collection
activity.
14.40.2.6
This byte is a counter indicating the next segment to execute as an off-line data collection activity.
Because the number of segments is 1, 01h is always returned in this field.
Off-Line Data Collection
Self-test execution
Total Time in Seconds to Complete Off-line Data
Collection Activity
Current Segment P
Page 151 of 176
7K320 (SATA) OEM Specification
Status
status
ointer