IBM IC25N020ATDA04 Hard Drive Specifications - Page 192

Current segment pointer, 33.2.7 Off-line data collection capability

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13.33.2.6 Current segment pointer 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. 13.33.2.7 Off-line data collection capability Bit 0 1 2 3 4 5-7 Definition The Execute Off-line Immediate implemented bit 0 S.M.A.R.T. Execute Off-line Immediate subcommand is not implemented 1 S.M.A.R.T. Execute Off-line Immediate subcommand is implemented Enable/disable Automatic Off-line implemented bit 0 S.M.A.R.T. Enable/disable Automatic Off-line subcommand is not implemented 1 S.M.A.R.T. Enable/disable Automatic Off-line subcommand is implemented Abort/restart off-line by host bit 0 The device will suspend off-line data collection activity after an interrupting command and resume it after some vendor specific event 1 The device will abort off-line data collection activity upon receipt of a new command Off-line Read Scanning implemented bit 0 The device does not support Off-line Read Scanning 1 The device supports Off-line Read Scanning Self-test implemented bit 0 Self-test routing is not implemented 1 Self-test routine is implemented Reserved (0) 13.33.2.8 S.M.A.R.T. Capability This word of bit flags describes the S.M.A.R.T. capabilities of the device. The device will return 03h indicating that the device will save its Attribute Values prior to going into a power saving mode and supports the S.M.A.R.T. ENABLE/DISABLE ATTRIBUTE AUTOSAVE command. Bit 0 1 2-15 Definition Pre-power mode attribute saving capability If bit = 1, the device will save its Attribute Values prior to going into a power saving mode (Standby or Sleep mode). Attribute auto save capability If bit = 1, the device supports the S.M.A.R.T. ENABLE/DISABLE ATTRIBUTE AUTOSAVE command. Reserved (0) Travelstar 48GH, 30GN & 15GN hard disk drive specifications 178

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13.33.2.6 Current segment pointer
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.
13.33.2.7 Off-line data collection capability
Bit
Definition
0
The Execute Off-line Immediate implemented bit
0
S.M.A.R.T. Execute Off-line Immediate subcommand is not implemented
1
S.M.A.R.T. Execute Off-line Immediate subcommand is implemented
1
Enable/disable Automatic Off-line implemented bit
0
S.M.A.R.T. Enable/disable Automatic Off-line subcommand is not implemented
1
S.M.A.R.T. Enable/disable Automatic Off-line subcommand is implemented
2
Abort/restart off-line by host bit
0
The device will suspend off-line data collection activity after an interrupting
command and resume it after some vendor specific event
1
The device will abort off-line data collection activity upon receipt of a new command
3
Off-line Read Scanning implemented bit
0
The device does not support Off-line Read Scanning
1
The device supports Off-line Read Scanning
4
Self-test implemented bit
0
Self-test routing is not implemented
1
Self-test routine is implemented
5–7
Reserved (0)
13.33.2.8 S.M.A.R.T. Capability
This word of bit flags describes the S.M.A.R.T. capabilities of the device. The device will return 03h
indicating that the device will save its Attribute Values prior to going into a power saving mode and
supports the S.M.A.R.T. ENABLE/DISABLE ATTRIBUTE AUTOSAVE command.
Bit
Definition
0
Pre-power mode attribute saving capability
If bit = 1, the device will save its Attribute Values prior to going into a power saving mode
(Standby or Sleep mode).
1
Attribute auto save capability
If bit = 1, the device supports the S.M.A.R.T. ENABLE/DISABLE ATTRIBUTE
AUTOSAVE command.
2–15
Reserved (0)
Travelstar 48GH, 30GN & 15GN hard disk drive specifications
178