Contents

Illustrations

Figures

Figure 1.1

SAS drive connection patterns

22

Figure 1.2

SAS control layers

23

Figure 1.3

Physical links and phys

24

Figure 1.4

Ports (narrow ports and wide ports)

25

Figure 1.5

SAS devices

26

Figure 1.6

Example of potential pathways

27

Figure 1.7

Reset-related terminology

32

Figure 1.8

OOB signal transmission

34

Figure 1.9

OOB signal detection

36

Figure 1.10

SAS to SAS OOB sequence

37

Figure 1.11

SAS speed negotiation window

39

Figure 1.12

SAS speed negotiation sequence (Example 1)

41

Figure 1.13

SAS speed negotiation sequence (Example 2)

41

Figure 1.14

Phy reset sequence (Example)

42

Figure 1.15

Connection request timeout example

69

Figure 1.16

Closing a connection example

70

Figure 1.17

Interlocked frames

75

Figure 1.18

Non-interlocked frames with the same tag

76

Figure 1.19

Non-interlocked frames with different tags

76

Figure 1.20

Closing an SSP connection example

77

Figure 1.21

Example of XFER_RDY frames

88

Figure 1.22

Example of TASK frame

96

Figure 1.23

Example of write command

97

Figure 1.24

Example of read command

97

Figure 1.25

Example of the processing sequence for an exceptional event

99

Figure 2.1

Data space configuration

124

Figure 3.1

Data buffer configuration (in the case of 8 cache segments)

128

Figure 4.1

MODE SELECT parameter structure

155

Figure 4.2

Correction of the defect descriptor

238

Figure 6.1

Analysis of the termination status

372

Tables

Table 1.1

SAS address format

29

Table 1.2

Hashed SAS address code parameter

30

Table 1.3

Usage of special characters

31

Table 1.4

OOB signal timing specifications

33

C141-C013

15

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Fujitsu MBA3073RC, MBC2036RC, MBC2073RC, MBA3300RC, MBA3147RC specifications Figures, Tables