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CFP MSA Management Interface Specification April 29, 2013

Version 2.2 r04

_______________________________________________________________________

CFP MSA Management Interface 10

Specification 11

100/40 Gigabit Transceiver Package Multi-Source Agreement 13

Version 2.2 r04 17

April 29, 2013 18

CFP MSA Management Interface Specification April 29, 2013

Version 2.2 r04

_______________________________________________________________________

TABLE OF CONTENTS 1

REVISION HISTORY ........................................................................................................... 7 2

REFERENCES ..................................................................................................................... 9 3

LIST OF FIGURES............................................................................................................. 10 4

LIST OF TABLES .............................................................................................................. 11 5

1 DOCUMENT SUMMARY ............................................................................................ 12 6

1.1 BACKGROUND ........................................................................................................................................ 12 7

1.2 CFP MANAGEMENT INTERFACE............................................................................................................... 12 8

1.3 CFP MANAGEMENT INTERFACE SPECIFICATION VERSION COMPATIBILITY ................................................. 12 9

1.4 CONTENT OF THIS DOCUMENT ................................................................................................................. 13 10

1.5 NOTATIONS ............................................................................................................................................ 13 11

1.5.1 Hardware Signal Name ............................................................................................................... 13 12

1.5.2 Soft (MDIO) Signal Name ............................................................................................................ 13 13

1.5.3 CFP Register Name and Address ............................................................................................... 14 14

1.5.4 Numbers ...................................................................................................................................... 14 15

1.5.5 Special Characters ...................................................................................................................... 14 16

1.6 GLOSSARY ............................................................................................................................................. 14 17

2 CFP MANAGEMENT INTERFACE ............................................................................ 16 18

2.1 OVERVIEW ............................................................................................................................................. 16 19

2.1.1 CFP/CFP2/CFP4 Port Address Compatibility ............................................................................. 16 20

2.1.1.1 CFP/CFP2/CFP4 Common Functionality ............................................................................................... 16 21

2.1.1.2 CFP2 Only Multi-device Type Functionality ............................................................................................ 17 22

2.1.1.3 Configuration of Port Address Support ................................................................................................... 17 23

2.2 SPECIFICATIONS ..................................................................................................................................... 17 24

2.2.1 Optional Features ........................................................................................................................ 17 25

2.2.1.1 Optional Controls .................................................................................................................................... 17 26

2.2.1.2 Optional FAWS signals ........................................................................................................................... 17 27

2.3 INTERFACE ARCHITECTURE ..................................................................................................................... 17 28

2.4 MDIO MANAGEMENT FRAME STRUCTURE ............................................................................................... 18 29

CFP REGISTER OVERVIEW ..................................................................................... 20 30

3.1 CFP REGISTER SPACE ........................................................................................................................... 20 31

3.2 NON-VOLATILE REGISTERS (NVRS) ........................................................................................................ 20 32

3.2.1 CFP NVR Tables ......................................................................................................................... 20 33

3.2.2 Vendor NVR Tables .................................................................................................................... 20 34

3.2.3 User NVR Tables......................................................................................................................... 20 35

3.2.4 NVR Content Management ......................................................................................................... 20 36

3.2.5 User Private Use Registers ......................................................................................................... 21 37

3.3 VOLATILE REGISTERS (VRS) ................................................................................................................... 22 38

3.3.1 CFP Module VR 1 Table ............................................................................................................. 22 39

3.3.2 Network Lane Specific Register Table ........................................................................................ 22 40

3.3.3 Host Lane Specific Register Table .............................................................................................. 22 41

3.4 MODULE VENDOR PRIVATE REGISTERS ................................................................................................... 22 42

3.5 RESERVED CFP REGISTERS ................................................................................................................... 22 43

3.5.1 Un-implemented Registers .......................................................................................................... 22 44

3.6 CFP REGISTER DATA TYPES .................................................................................................................. 23 45

3.6.1 Byte ............................................................................................................................................. 23 46

3.6.2 Word ............................................................................................................................................ 23 47

CFP MSA Management Interface Specification April 29, 2013

Version 2.2 r04

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3.6.3 Bit Field ........................................................................................................................................ 23 1

3.6.4 Two’s Complement ...................................................................................................................... 23 2

4 CFP CONTROL AND SIGNALING THEORY ............................................................. 24 3

4.1 CFP MODULE STATES AND RELATED SIGNALS ........................................................................................ 24 4

4.1.1 Signals Affecting Transition of CFP Module States .................................................................... 24 5

4.1.1.1 Combined Module Reset Signal MOD_RSTs ......................................................................................... 24 6

4.1.1.2 Combined Module Low Power Signal MOD_LOPWRs ........................................................................... 24 7

4.1.1.3 Combined Transmitter Disable Signal TX_DISs ..................................................................................... 25 8

4.1.1.4 Fault Conditions ...................................................................................................................................... 26 9

4.1.1.5 Minimum Signal Duration ....................................................................................................................... 26 10

4.1.2 Signals Affected by Module Insertion or State Transition ........................................................... 26 11

4.1.2.1 MOD_ABS .............................................................................................................................................. 26 12

4.1.2.2 GLB_ALRM ............................................................................................................................................ 26 13

4.1.2.3 INIT_DONE ............................................................................................................................................ 26 14

4.1.2.4 HIPWR_ON ............................................................................................................................................ 26 15

4.1.2.5 MOD_READY (Ready State) .................................................................................................................. 26 16

4.1.2.6 MOD_FAULT (Fault State) ..................................................................................................................... 27 17

4.1.3 CFP Module States ..................................................................................................................... 27 18

4.1.3.1 Reset State (Steady) .............................................................................................................................. 27 19

4.1.3.2 Initialize State (Transient) ....................................................................................................................... 27 20

4.1.3.3 Low-Power State (Steady) ...................................................................................................................... 28 21

4.1.3.4 High-Power-up State (Transient) ............................................................................................................ 28 22

4.1.3.5 TX-Off State (Steady) ............................................................................................................................. 28 23

4.1.3.6 TX-Turn-on State (Transient).................................................................................................................. 28 24

4.1.3.7 Ready State (Steady) ............................................................................................................................. 29 25

4.1.3.8 TX-Turn-off State (Transient).................................................................................................................. 29 26

4.1.3.9 High-Power-Down State (Transient) ....................................................................................................... 29 27

4.1.3.10 Fault State (Steady) ........................................................................................................................... 30 28

4.2 STATE TRANSITION DIAGRAM .................................................................................................................. 30 29

4.3 EXAMPLES OF MODULE STARTUP AND TURN-OFF SEQUENCE ................................................................... 32 30

4.3.1 Power-up CFP Module to Ready State without Host Transition Control..................................... 32 31

4.3.2 Power-up the Module with Full Host Transition Control .............................................................. 33 32

4.3.3 Power-Up the Module with Some Host Transition Control .......................................................... 33 33

4.3.4 Example of Module Turn-off Sequence ....................................................................................... 33 34

4.4 SPECIAL MODES OF OPERATION ............................................................................................................. 33 35

4.5 BEHAVIOR OF FAWS IN CFP STATES...................................................................................................... 39 36

4.6 GLOBAL ALARM SYSTEM LOGIC .............................................................................................................. 39 37

4.6.1 Latched and Summary Registers Synchronization ..................................................................... 41 38

4.7 SPECIFIC HOST CONTROLS OVER MANAGEMENT INTERFACE .................................................................... 43 39

4.7.1 Soft Module Reset (A010h.15) Function ..................................................................................... 43 40

4.7.2 Soft Global Alarm Test (A010h.9) Function ................................................................................ 43 41

4.8 TIMING FOR MANAGEMENT INTERFACE CONTROL AND STATUS REPORTING ................................................ 43 42

4.8.1 Miscellaneous Timing .................................................................................................................. 45 43

4.9 BIT ERROR RATE CALCULATION .............................................................................................................. 45 44

4.9.1 Network Lane PRBS Setup ......................................................................................................... 45 45

4.9.2 Network Lane BER Calculation ................................................................................................... 46 46

4.9.3 Host Lane PRBS Control ............................................................................................................. 46 47

4.9.4 Host Lane BER Calculation ......................................................................................................... 47 48

4.10 CFP REGISTER ACCESS .................................................................................................................... 47 49

4.10.1 Read and Write Accesses ....................................................................................................... 47 50

4.10.1.1 4.10.1.1 Password Control (Optional) ................................................................................................ 47 51

4.10.2 User NVR Restore and Save Functions ................................................................................. 48 52

4.10.2.1 User NVR Restore and Save Command (Bit 5) ................................................................................. 49 53

4.10.2.2 Restore and Save Command State Definitions .................................................................................. 50 54

4.10.2.3 State Machine Function Definitions ................................................................................................... 50 55

CFP MSA Management Interface Specification April 29, 2013

Version 2.2 r04

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4.10.2.4 Command Status (bits 3, 2) ............................................................................................................... 50 1

4.10.2.5 Extended Commands (bits 1, 0) ........................................................................................................ 51 2

4.10.2.6 NVR Data Safety in Save Function .................................................................................................... 51 3

4.11 SETUP OF PROGRAMMABLE CONTROL AND ALARM PINS ...................................................................... 53 4

4.11.1 Relationship between HW PIN PRG_CNTLx, MDIO PRG_CNTLx Pin State, and MDIO 5

PRG_CNTLx ............................................................................................................................................. 53 6

4.11.2 Programmable Control Functions for PRG_CNTLs ................................................................ 53 7

4.11.3 Programmable Alarm Sources for PRG_ALRMs .................................................................... 53 8

4.12 COMMON DATA BLOCK ....................................................................................................................... 54 9

4.12.1 CDB Structure ......................................................................................................................... 54 10

4.12.1.1 CDB Command Frame ...................................................................................................................... 55 11

4.12.1.2 CDB Reply Frame .............................................................................................................................. 56 12

4.12.2 CDB Implementation ............................................................................................................... 56 13

4.12.2.1 Write Flow Control on CDB ................................................................................................................ 57 14

4.12.2.2 CDB Message .................................................................................................................................... 57 15

4.12.2.3 Password Control .............................................................................................................................. 58 16

4.12.2.4 Interaction with Register A004h ......................................................................................................... 58 17

4.12.2.5 Interrupt to Host ................................................................................................................................. 58 18

4.12.2.6 CRC Option ....................................................................................................................................... 58 19

4.12.2.7 Initialization ........................................................................................................................................ 58 20

4.12.3 CDB Command Execution ...................................................................................................... 58 21

4.12.3.1 Host to Write a CDB Command Frame .............................................................................................. 58 22

4.12.3.2 Host to Read a CDB Reply Frame ..................................................................................................... 58 23

4.12.3.3 CDB Command Execution Process ................................................................................................... 59 24

4.12.4 CDB Commands and Applications .......................................................................................... 59 25

4.12.4.1 Single Command Task ...................................................................................................................... 59 26

4.12.4.2 Multiple Command Task .................................................................................................................... 59 27

4.12.5 CDB Command Table ............................................................................................................. 60 28

4.13 MULTI-LINK GEARBOX (MLG) SUPPORT (OPTIONAL) ............................................................................ 62 29

CFP REGISTER DESCRIPTION ................................................................................ 63 30

5.1 CFP NVR 1 TABLE: BASE ID REGISTERS ................................................................................................ 63 31

5.2 CFP NVR 2 TABLE: ALARM/WARNING THRESHOLD REGISTERS ............................................................... 71 32

5.3 CFP NVR 3 TABLE: NETWORK LANE BOL MEASUREMENT REGISTERS .................................................... 74 33

5.4 CFP NVR 4 TABLE ................................................................................................................................ 75 34

5.5 CFP MODULE VR 1 TABLE ..................................................................................................................... 77 35

5.5.1 CFP Command/Setup Registers ................................................................................................. 77 36

5.5.1.1 NVR Access Control (A004h) ................................................................................................................. 78 37

5.5.1.2 PRG_CNTLs Function Select (A005h, A006, A007h) ............................................................................. 78 38

5.5.1.3 PRG_ALRMs Source Select (A008h, A009h, A00Ah) ............................................................................ 78 39

5.5.1.4 Module Bi-/Uni- Directional Operating Mode Select (A00Bh) ................................................................. 78 40

5.5.2 Module Control Registers (A010h~5A015h) ............................................................................... 78 41

5.5.3 Module State Register (A016h) ................................................................................................... 78 42

5.5.4 Module Alarm Summary Registers (A018h, A019h, A01Ah, A01Bh) ......................................... 78 43

5.5.5 Module FAWS Registers (A01Dh, A01Eh, A01Fh, A020h) ........................................................ 78 44

5.5.6 Module FAWS Latch Registers (A022h, A023h, A024h, A025h, A026h) ................................... 78 45

5.5.7 Module FAWS Enable Registers (A028h, A029h, A02Ah, A02Bh, A02Ch) ............................... 79 46

5.5.8 Module Analog A/D Value Registers (A02Fh, A030h, A031h, A032h, A033h) ........................... 79 47

5.5.9 Module PRBS Registers (A038h, A039h) ................................................................................... 79 48

5.6 MLG MANAGEMENT INTERFACE REGISTER TABLE ................................................................................... 93 49

5.7 NETWORK LANE SPECIFIC REGISTER TABLES .......................................................................................... 95 50

5.8 HOST LANE SPECIFIC REGISTER TABLE ................................................................................................. 100 51

6 MSA-100GLH MODULE MANAGEMENT INTERFACE .......................................... 102 52

6.1 OVERVIEW ........................................................................................................................................... 102 53