Samsung M8 manual ATA Command Descriptions, Command Table, Command Code Parameters

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CHAPTER 8 ATA COMMAND DESCRIPTIONS

8.1Command Table

Commands are issued to the drive through SATA interface, by way of a Command Packet. This table list commands supported by the Spinpoint M8 HDD. Extended commands are unique to the 48-bit Address feature set.

Table 8-1 Command Code Parameters

Command

Parameter Used

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Class

DESCRIPTION

CODE

FE

SC

LL

LM

LH

DE

SC

LL

LM

LH

 

 

 

 

 

 

 

 

 

 

Pre

Pre

Pre

Pre

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

Check Power Mode

E5h

 

y

 

 

 

y

 

 

 

 

 

 

1

Download Micro code

92h

 

 

 

 

 

 

 

 

 

 

 

 

1

Device Configuration

B1h

 

 

 

 

 

 

 

 

 

 

 

 

 

Overlay

 

 

 

 

 

 

 

 

 

 

 

 

 

1

Execute Device

90h

 

 

 

 

 

 

 

 

 

 

 

 

 

Diagnostic

 

 

 

 

 

 

 

 

 

 

 

 

 

1

Flush Cache

E7h

 

 

 

 

 

 

 

 

 

 

 

 

1

Flush Cache Extended

EAh

 

 

 

 

 

 

 

 

 

 

 

 

1

Format Track *3

50h

 

y

y

y

y

y

 

 

 

 

 

 

1

Initialize Device

91h

 

y

y

y

y

y

 

 

 

 

 

 

 

Parameters *3

 

 

 

 

 

 

 

 

 

 

 

 

 

1

Identify Device

ECh

 

 

 

 

 

 

 

 

 

 

 

 

1

Idle

E3h

 

y

 

 

 

 

 

 

 

 

 

 

1

Idle Immediate

E1h

 

 

 

 

 

 

 

 

 

 

 

 

1

NOP

00h

 

 

 

 

 

 

 

 

 

 

 

 

1

Read Buffer

E4h

 

 

 

 

 

 

 

 

 

 

 

 

1

Read DMA

C8h

 

y

y

y

y

y

 

 

 

 

 

 

1

Read DMA Extended

25h

 

y

y

y

y

y

y

y

y

y

 

2

Read FPDMA Queued

60h

y

y

y

y

y

y

y

y

y

y

 

1

Read Log Extended

2Fh

 

y

y

y

 

y

y

 

y

 

 

 

1

Read Long *3

22h

 

 

y

y

y

y

 

 

 

 

 

 

1

Read Multiple

C4h

 

y

y

y

y

y

 

 

 

 

 

 

1

Read Multiple Extended

29h

 

y

y

y

y

y

y

y

y

y

 

1

Read Native Max Address

F8h

 

 

 

 

 

 

 

 

 

 

 

 

1

Read Native Max Address

27h

 

 

 

 

 

 

 

 

 

 

 

 

 

Extended

 

 

 

 

 

 

 

 

 

 

 

 

 

1

Read Sector(s)

20h

 

y

y

y

y

y

 

 

 

 

 

 

1

Read Sector(s) Extended

24h

 

y

y

y

y

y

y

y

y

y

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Spinpoint M8 Product Manual REV 2.3

 

 

 

 

 

 

 

46

 

 

 

Image 52
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 Sata ReferenceDescription IntroductionKey Features Standards and Regulations Hardware RequirementsSpecifications Specification SummarySpecifications Spindle speed RPM RPM ClassPhysical Specifications Logical ConfigurationsPhysical Specifications Physical dimensionsPerformance Specifications Power consumption Power consumptionPower Requirements RatedEnvironmental Specifications Environmental Specifications15.0 Reliability Specifications Installation Space RequirementsUnpacking Instructions MountingMounting Dimensions OrientationClearance Mounting-Screw ClearanceVentilation Cable ConnectorsSata Connectivity Serial ATA Power ManagementHDD Power, Sata Interface, and Factory Jumper Connector Pin Locations on the Drive Pcba Drive Installation DC Power Connector and SATA-Bus Interface Cable ConnectionsHead / Disk Assembly HDA Base Casting AssemblyDC Spindle Motor Assembly Disk Drive OperationCoverAssembly Disk Stack Assembly Head Stack AssemblyVoice Coil Motor and Actuator Latch Assemblies Air Filtration SystemDrive Electronics Digital Signal Process and Interface ControllerDisk Controller DDR Host Interface Control Block Buffer Control BlockDisk Ldpc Control Block Disk Control BlockFrequency Synthesizer Power Management Read/Write ICTime Base Generator Automatic Gain ControlAnalog Anti-Aliasing Low Pass Filter Analog to Digital Converter ADC and FIRRead and Write Operations Servo SystemRead Channel Write Channel Firmware FeaturesRead Caching Write Caching Defect Management Automatic Defect AllocationMulti-burst ECC Correction SmartSata II Interface Sata TerminologySpinpoint M8 Product Manual REV Physical Interface Signal Summary Signal DescriptionsWhen read When written 2 I/O Register AddressControl Block Register Descriptions RegistersCommand Block Register Descriptions Features Register and Feature Extended Register Ex F1hError Register Ex F1h Device Control Register ex F6hCommand Register Ex F7h Device Register Ex F6hStatus Register Ex F7h Sata II Feature SET Device Activity SignalStaggered Spin-up Disable Control Auto-Activate in DMA Setup FISPhy. Event Counters Software Settings Preservation Sata Power ManagementCommand Table ATA Command DescriptionsCommand Code Parameters Command Descriptions Check Power Mode E5hDevice Configuration Overlay B1h Device Configuration Overlay Feature Register ValuesCommand Download Micro Code 92hDevice Configuration Identify data structure Word Content Execute Device Diagnostics 90h Diagnostic CodesFlush Cache E7h, EAh extended Format Track 50hContent Description Identify Device information=the fields reported in word 88 are valid EXT =Media Card Pass Through command feature set supported Word Content Description WWNIdle E3h Automatic Standby Timer PeriodsIdle Immediate E1h Initialize Device Parameters 91h NOP 00hRead 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 Security Disable Password F6h Recalibrate 10hSecurity Erase Prepare F3h Security Erase Unit F4hSecurity Set Password F1h Security Erase Unit Password Word ContentSecurity Set Password data content Security Freeze Lock F5hSet Features EFh Identifier Level Command resultSecurity Unlock F2h Seek 7xh11 Set Features Register Definitions 12 Transfer Mode ValuesSet Multiple Mode C6h 13 Set Max Feature Register ValuesSet Max Address F9h, 37h extended Sleep E6h14 Smart Feature Registers Values Smart disable operations D9hSmart enable/disable attribute auto-save D2h Smart B0hSmart enable operations D8h Smart execute off-line immediate D4hSmart read data D0h 15 Device Smart Data StructureData Structure Revision Number Bit Name Description 16 Smart Attribute Status Flags17 Smart Attribute Data List 18 Off-line Data Collection Status ValuesSelf-test execution status byte 19 Self-test Execution Status ValuesSmart return status DAh Smart read log sector D5hSmart write log sector D6h Standby Immediate E0h Write Buffer E8hWrite 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 Service and Repair HDD handling guide Prevent Shocks