Samsung M8 manual Smart read data D0h, Device Smart Data Structure

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8.2.34.5Smart read data (D0h)

This command returns the Device SMART data structure to the host.

			Table 8-15 Device SMART Data Structure

	Byte	F/V	Descriptions
	0	V	Data Structure Revision Number

	2	V	1st Device Attribute

	14	V	2nd Device Attribute

	26	V	3rd Device Attribute

	…	…	…

	350	V	30th Device Attribute

	362	V	Off-line data collection status

	363	X	Self-test execution status byte

	364-365	V	Total time in seconds to complete off-line data collection activity

	366	X	Vendor specific

	367	F	Off-line data collection capability

	368-369	F	SMART capability

	370	F	Error logging capability
			7-1 Reserved
			0 1=Device error logging supported
	371	X	Vendor specific

	372	F	Short self-test routine recommended polling time (in minutes)
	373	F	Extended self-test routine recommended polling time (in minutes)
	370-385	R	Reserved

	386-510	X	Vendor specific

	511	V	Data structure checksum

	Key:
	F = the content of the byte is fixed and does not change.
	V = the content of the byte is variable and may change depending on the state of the device or the
	commands executed by the device.
	X = the content of the byte is vendor specific and may be fixed or variable.
	R = the content of the byte is reserved and shall be zero.


Spinpoint M8 Product Manual REV 2.3				67

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Contents M8 Product Manual Page Table of Contents Servo System Read and Write Operations Read Fpdma Queued 60h Read Log Extended 2Fh Read Long 22h Table of Tables User Definition ScopeManual Organization Reference SataIntroduction DescriptionKey Features Hardware Requirements Standards and RegulationsSpecification Summary SpecificationsSpecifications Spindle speed RPM RPM ClassLogical Configurations Physical SpecificationsPhysical Specifications Physical dimensionsPerformance Specifications Power consumption Power consumptionPower Requirements RatedEnvironmental Specifications Environmental Specifications15.0 Reliability Specifications Space Requirements InstallationMounting Unpacking InstructionsOrientation Mounting DimensionsMounting-Screw Clearance ClearanceVentilation Cable ConnectorsSata Connectivity Serial ATA Management PowerHDD Power, Sata Interface, and Factory Jumper Connector Pin Locations on the Drive Pcba DC Power Connector and SATA-Bus Interface Cable Connections Drive InstallationBase Casting Assembly Head / Disk Assembly HDADC Spindle Motor Assembly Disk Drive OperationCoverAssembly Head Stack Assembly Disk Stack AssemblyVoice Coil Motor and Actuator Latch Assemblies Air Filtration SystemDrive Electronics Digital Signal Process and Interface ControllerDisk Controller DDR Buffer Control Block Host Interface Control BlockDisk Ldpc Control Block Disk Control BlockFrequency Synthesizer Read/Write IC Power ManagementTime Base Generator Automatic Gain ControlAnalog to Digital Converter ADC and FIR Analog Anti-Aliasing Low Pass FilterRead and Write Operations Servo SystemRead Channel Write Channel Firmware FeaturesRead Caching Write Caching Automatic Defect Allocation Defect ManagementMulti-burst ECC Correction SmartSata Terminology Sata II InterfaceSpinpoint M8 Product Manual REV Signal Descriptions Physical Interface Signal Summary2 I/O Register Address When read When writtenControl Block Register Descriptions RegistersFeatures Register and Feature Extended Register Ex F1h Command Block Register DescriptionsError Register Ex F1h Device Control Register ex F6hDevice Register Ex F6h Command Register Ex F7hStatus Register Ex F7h Device Activity Signal Sata II Feature SETStaggered Spin-up Disable Control Auto-Activate in DMA Setup FISPhy. Event Counters Sata Power Management Software Settings PreservationCommand Table ATA Command DescriptionsCommand Code Parameters Check Power Mode E5h Command DescriptionsDevice Configuration Overlay Feature Register Values Device Configuration Overlay B1hCommand Download Micro Code 92hDevice Configuration Identify data structure Word Content Diagnostic Codes Execute Device Diagnostics 90hFlush Cache E7h, EAh extended Format Track 50hIdentify Device information Content Description=the fields reported in word 88 are valid EXT =Media Card Pass Through command feature set supported WWN Word Content DescriptionIdle E3h Automatic Standby Timer PeriodsIdle Immediate E1h NOP 00h Initialize Device Parameters 91hRead Buffer E4h Read DMA C8h, 25h extendedRead Log Extended 2Fh Read Multiple Command C4h, 29h extendedRead Long 22h Read Sectors 20h, 24h extended Read Native Max Address F8h, 27h extendedRead Verify Sectors 40h, 41h extended Recalibrate 10h Security Disable Password F6hSecurity Erase Prepare F3h Security Erase Unit F4hSecurity Erase Unit Password Word Content Security Set Password F1hSecurity Set Password data content Security Freeze Lock F5hIdentifier Level Command result Set Features EFhSecurity Unlock F2h Seek 7xh12 Transfer Mode Values 11 Set Features Register Definitions13 Set Max Feature Register Values Set Multiple Mode C6hSet Max Address F9h, 37h extended Sleep E6hSmart disable operations D9h 14 Smart Feature Registers ValuesSmart enable/disable attribute auto-save D2h Smart B0hSmart execute off-line immediate D4h Smart enable operations D8h15 Device Smart Data Structure Smart read data D0hData Structure Revision Number 16 Smart Attribute Status Flags Bit Name Description18 Off-line Data Collection Status Values 17 Smart Attribute Data List19 Self-test Execution Status Values Self-test execution status byteSmart return status DAh Smart read log sector D5hSmart write log sector D6h Write Buffer E8h Standby Immediate E0hWrite DMA CAh, 35h extended Write Fpdma Queued 61hWrite Long 32h Write Multiple Command C5h, 39h extendedWrite Sectors 30h, 34h extended Spinpoint M8 Product Manual REV Maintenance Precautions MaintenanceGeneral Information HDD handling guide -Please handle HDD by side surfaces HDD handling guide Prevent Shocks Service and Repair