C141-E222-01ENMAU3147RCMAU3073RCMAU3036RCHARD DISK DRIVESPRODUCT/MAINTENANCE MANUAL

Fujitsu MAU3147RC Product/maintenance Manual

revision history

CHAPTER 5 Sense Data and Error Recovery Methods

conventions used in this manual

CHAPTER 1 SAS Interface

Topologies in SAS Interface

SAS Layering

Physical links and phys

Figure 1.4 Ports (narrow ports and wide ports)

SAS devices

Pathways

Connections

Names and identifiers

Hashed SAS address

Phy layer

Link reset sequence

Start conditions of the link reset sequence

Figure 1.8 OOB signal transmission

Table 1.6 OOB signal receiver burst time detection requirements

SAS OOB sequency

Figure 1.10 SAS to SAS OOB sequence

Exception handling in the OOB sequence

Figure 1.11 SAS speed negotiation window

Figure 1.12 SAS speed negotiation sequence (Example 1)

Phy reset sequence after devices are attached

When the speed negotiation sequence is successful

Link layer

Table 1.11 Primitives used only inside SSP and SMP connections

Primitive sequences

BREAK

CLOSE

NOTIFY

Table 1.13 OPEN_REJECT abandon primitives

Table 1.14 OPEN_REJECT retry primitives

SOAF (Start of address frame)

Primitives used only inside SSP and SMP connections

Table 1.15 DONE primitives

EOF (End of frame)

Clock skew management

Scrambling

Address frames

IDENTIFY address frame

OPEN address frame

Table 1.23 CONNECTION RATE field

Table 1.24 ARBITRATION WAIT TIME field

Identification and hard reset sequence

Connections overview

Connection responses

Table 1.26 Arbitration priority for OPEN address frames passing on a physical link

Aborting a connection request

Closing a connection

Breaking a connection

SSP link layer

SSP frame transmission and reception

Table 1.31 SSP frame interlock requirements

Figure 1.17 Interlocked frames

Closing an SSP connection

Figure 1.20 Closing an SSP connection example

Transport layer

Table 1.33 FRAME TYPE field

Information units

Table 1.35 TASK ATTRIBUTE field

TASK information unit

Table 1.37 TASK MANAGEMENT FUNCTION field

XFER_RDY information unit

Figure 1.21 Example of XFER_RDY frames

DATA information unit

RESPONSE information unit

Table 1.43 RESPONSE DATA field

Sequences of SSP frames

Figure 1.23 Example of write command

Figure 1.25 Example of bidirectional command

Exceptional event processing of a drive

Figure 1.26 Example of the processing sequence for an exceptional event

Table 1.45 Exceptional event processing of a drive

CHAPTER 2 Command Processing

Table 2.1 6-Byte CDB basic format

Table 2.3 12-Byte CDB basic format

Table 2.5 Control byte

Status Byte

Command Queuing Function

UNIT ATTENTION Condition

Response and release condition at UNIT ATTENTION condition hold state

UNIT ATTENTION condition multiple hold

Power Condition

LED Display

Illegal LUN specification

Error recovery processing

Abort processing

MAU3036RC SERIES

MAU3073RC SERIES

MAU3147RC SERIES

Fujitsu MAU3147RC Product/maintenance Manual

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