Hitachi 7K320 Specifications - Page 74

Table 42 Command Set Subcommand

Page 74 highlights

(S.M.A.R.T Function) S.M.A.R.T. Read Attribute Values S.M.A.R.T. Read Attribute Thresholds S.M.A.R.T. Enable/Disable Attribute Autosave S.M.A.R.T. Save Attribute Values S.M.A.R.T. Execute Off-line Immediate S.M.A.R.T. Read Log Sector S.M.A.R.T. Write Log Sector S.M.A.R.T. Enable Operations S.M.A.R.T. Disable Operations S.M.A.R.T. Return Status S.M.A.R.T. Enable/Disable Automatic Off-line (Set Features) Enable Write Cache Set Transfer Mode Enable Advanced Power Management feature Enable Power-Up in Standby feature Power-Up in Standby feature device Spin-Up Enable use of Serial ATA feature Disable read look-ahead feature Disable reverting to power on defaults Disable write cache Disable Advanced Power Management feature Disable Power-Up in Standby feature Disable use of Serial ATA feature Enable read look-ahead feature Enable reverting to power on defaults (Set Max security extension) Set Max Set Password Set Max Lock Set Max Unlock Set Max Freeze Lock (Device Configuration Overlay) Device Configuration Restore Device Configuration Freeze Lock Device Configuration Set Table 42 Command Set (Subcommand) 7K320 (SATA) OEM Specification (Hex) B0 D0 B0 D1 B0 D2 B0 D3 B0 D4 B0 D5 B0 D6 B0 D8 B0 D9 B0 DA B0 DB EF 02 EF 03 EF 05 EF 06 EF 07 EF 10 EF 55 EF 66 EF 82 EF 85 EF 86 EF 90 EF AA EF CC F9 01 F9 02 F9 03 F9 04 B1 C0 B1 C1 B1 C3 "Table 40 Command set" on Page 72 shows the commands that are supported by the device. " Table 42 Command Set (Subcommand)" on Page 74 shows the sub-commands that are supported by each command or feature. The following symbols are used in the command descriptions: Output Registers 0 Indicates that the bit must be set to 0. 1 Indicates that the bit must be set to 1. H Head number. Indicates that the head number part of the Device Register is an output parameter and should be specified. L LBA mode. Indicates the addressing mode. Zero specifies CHS mode and one does LBA addressing mode. R Retry. Original meaning is already obsolete, there is no difference between 0 and 1. (Using 0 is recommended for future compatibility.) B Option Bit. Indicates that the Option Bit of the Sector Count Register should be specified. (This bit is used by Set Max ADDRESS command) Page 74 of 176

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7K320 (SATA) OEM Specification
Page 74 of 176
(Hex)
(S.M.A.R.T Function)
S.M.A.R.T. Read Attribute Values
B0
D0
S.M.A.R.T. Read Attribute Thresholds
B0
D1
S.M.A.R.T. Enable/Disable Attribute Autosave
B0
D2
S.M.A.R.T. Save Attribute Values
B0
D3
S.M.A.R.T. Execute Off-line Immediate
B0
D4
S.M.A.R.T. Read Log Sector
B0
D5
S.M.A.R.T. Write Log Sector
B0
D6
S.M.A.R.T. Enable Operations
B0
D8
S.M.A.R.T. Disable Operations
B0
D9
S.M.A.R.T. Return Status
B0
DA
S.M.A.R.T. Enable/Disable Automatic Off-line
B0
DB
(Set Features)
Enable Write Cache
EF
02
Set Transfer Mode
EF
03
Enable Advanced Power Management feature
EF
05
Enable Power-Up in Standby feature
EF
06
Power-Up in Standby feature device Spin-Up
EF
07
Enable use of Serial ATA feature
EF
10
Disable read look-ahead feature
EF
55
Disable reverting to power on defaults
EF
66
Disable write cache
EF
82
Disable Advanced Power Management feature
EF
85
Disable Power-Up in Standby feature
EF
86
Disable use of Serial ATA feature
EF
90
Enable read look-ahead feature
EF
AA
Enable reverting to power on defaults
EF
CC
(Set Max security extension)
Set Max Set Password
F9
01
Set Max Lock
F9
02
Set Max Unlock
F9
03
Set Max Freeze Lock
F9
04
(Device Configuration Overlay)
Device Configuration Restore
B1
C0
Device Configuration Freeze Lock
B1
C1
Device Configuration Set
B1
C3
Table 42 Command Set (Subcommand)
“Table 40 Command set” on Page 72 shows the commands that are supported by the device. “ Table
42 Command Set (Subcommand)” on Page 74 shows the sub-commands that are supported by each
command or feature.
The following symbols are used in the command descriptions:
Output Registers
0
Indicates that the bit must be set to 0.
1
Indicates that the bit must be set to 1.
H
Head number. Indicates that the head number part of the Device Register is an output parameter and should
be specified.
L
LBA mode. Indicates the addressing mode. Zero specifies CHS mode and one does LBA addressing mode.
R
Retry. Original meaning is already obsolete, there is no difference between 0 and 1. (Using 0 is
recommended for future compatibility.)
B
Option Bit. Indicates that the Option Bit of the Sector Count Register should be specified. (This bit is used by
Set Max ADDRESS command)