PRELIMINARY
INVERSE MULTIPLEXING OVER ATM
PM7340 S/UNI-IMA-8
DATA SHEET
PMC-2001723
ISSUE 3
INVERSE MULTIPLEXING OVER ATM
PROPRIETARY AND CONFIDENTIAL TO PMC-SIERRA, INC., AND FOR ITS CUSTOMERS' INTERNAL USE
i
PM7340
S/UNI-IMA-8
S/UNI INVERSE MULTIPLEXING FOR
ATM, 8 LINKS
DATA SHEET
PROPRIETARY AND CONFIDENTIAL
PRELIMINARY
ISSUE 3: FEBUARY, 2001
PRELIMINARY
INVERSE MULTIPLEXING OVER ATM
PM7340 S/UNI-IMA-8
DATA SHEET
PMC-2001723
ISSUE 3
INVERSE MULTIPLEXING OVER ATM
PROPRIETARY AND CONFIDENTIAL TO PMC-SIERRA, INC., AND FOR ITS CUSTOMERS' INTERNAL USE
ii
CONTENTS
1
DEFINITIONS .......................................................................................... 1
2
FEATURES .............................................................................................. 3
3
APPLICATIONS ....................................................................................... 8
4
REFERENCES......................................................................................... 9
5
APPLICATION EXAMPLES ................................................................... 10
5.1
MULTI-SERVICE ACCESS IADS, ACCESS CONCENTRATORS
.................................................................................................... 10
5.2
REMOTE DSLAM WAN UPLINK................................................. 10
6
BLOCK DIAGRAM ................................................................................. 12
7
DESCRIPTION....................................................................................... 13
8
PIN DIAGRAM ....................................................................................... 15
9
PIN DESCRIPTION................................................................................ 16
9.1
RECEIVE SLAVE ATM INTERFACE (UTOPIA L2 MODE) (26
SIGNALS).................................................................................... 18
9.2
TRANSMIT SLAVE INTERFACE (ANY-PHY MODE) (30 SIGNALS)21
9.3
TRANSMIT SLAVE INTERFACE (UTOPIA L2 MODE) (26
SIGNALS).................................................................................... 24
9.4
MICROPROCESSOR INTERFACE (31 SIGNALS)..................... 26
9.5
SDRAM I/F (35 SIGNALS) .......................................................... 28
9.6
CLK/DATA (33 SIGNALS)............................................................ 31
9.7
GENERAL (5 SIGNALS) ............................................................. 35
9.8
JTAG & SCAN INTERFACE (7 SIGNALS) .................................. 37
PRELIMINARY
INVERSE MULTIPLEXING OVER ATM
PM7340 S/UNI-IMA-8
DATA SHEET
PMC-2001723
ISSUE 3
INVERSE MULTIPLEXING OVER ATM
PROPRIETARY AND CONFIDENTIAL TO PMC-SIERRA, INC., AND FOR ITS CUSTOMERS' INTERNAL USE
iii
9.9
POWER (120 SIGNALS)............................................................. 38
10
FUNCTIONAL DESCRIPTION............................................................... 41
10.1 ANY-PHY/UTOPIA INTERFACE.................................................. 41
10.1.1 TRANSMIT ANY-PHY/UTOPIA SLAVE (TXAPS).............. 41
10.1.2 RECEIVE ANY-PHY/UTOPIA SLAVE (RXAPS)................ 44
10.1.3 SUMMARY OF ANY-PHY/UTOPIA MODES ..................... 49
10.1.4 ANY-PHY/UTOPIA LOOPBACK ....................................... 50
10.2 IMA SUB-LAYER ......................................................................... 50
10.2.1 OVERVIEW ...................................................................... 50
10.2.2 IDCC SCHEDULER.......................................................... 51
10.2.3 TRANSMIT IMA PROCESSOR (TIMA) ............................ 52
10.2.4 RECEIVE IMA DATA PROCESSOR (RDAT) .................... 56
10.2.5 LINK/GROUP STATE MACHINES ................................... 69
10.2.6 SUPPORT OF IMA TEST PATTERN PROCEDURE ........ 80
10.2.7 SUPPORT OF SYMMETRIC/ASYMMETRIC OPERATION
MODES .......................................................................... 80
10.2.8 SUPPORT OF DIFFERENT IMA VERSIONS................... 80
10.2.9 SDRAM INTERFACE........................................................ 81
10.3 LINK FIFOS................................................................................. 84
10.4 TC LAYER ................................................................................... 85
10.4.1 TX TC LAYER (TTTC) ...................................................... 85
10.4.2 RX TC LAYER (RTTC)...................................................... 85
10.5 LINE SIDE PHYSICAL LAYER .................................................... 87
PRELIMINARY
INVERSE MULTIPLEXING OVER ATM
PM7340 S/UNI-IMA-8
DATA SHEET
PMC-2001723
ISSUE 3
INVERSE MULTIPLEXING OVER ATM
PROPRIETARY AND CONFIDENTIAL TO PMC-SIERRA, INC., AND FOR ITS CUSTOMERS' INTERNAL USE
iv
10.5.1 TX CLOCK/DATA (TCAS)................................................. 87
10.5.2 RX CLOCK/DATA (RCAS) ................................................ 88
10.6 MICROPROCESSOR INTERFACE ............................................ 89
10.6.1 MAPPING AND LINK IDENTIFICATION........................... 89
10.6.2 INTERRUPT DRIVEN ERROR/STATUS REPORTING .... 90
10.6.3 REGISTERS..................................................................... 91
11
NORMAL MODE REGISTER DESCRIPTION ....................................... 97
11.1
GLOBAL AND INTERRUPT REGISTERS................................... 98
11.2
MASTER INTERRUPT INTERFACE ......................................... 102
11.3
UTOPIA INTERFACE REGISTERS ........................................... 111
11.4
SDRAM CONFIGURATION AND DIAGNOSTIC ACCESS ........118
11.5
TC LAYER REGISTERS ........................................................... 125
11.6
LINE CLOCK/DATA INTERFACE .............................................. 135
11.7
RIPP REGISTERS .................................................................... 149
11.8
RDAT REGISTERS ................................................................... 215
11.9
TIMA REGISTERS .................................................................... 241
11.10 TX IDCC REGISTERS .............................................................. 252
11.11 RX IDCC REGISTERS.............................................................. 254
12
OPERATION ........................................................................................ 258
12.1 HARDWARE CONFIGURATION............................................... 258
12.2 START-UP................................................................................. 258
12.3 CONFIGURING THE S/UNI-IMA-8............................................ 259
PRELIMINARY
INVERSE MULTIPLEXING OVER ATM
PM7340 S/UNI-IMA-8
DATA SHEET
PMC-2001723
ISSUE 3
INVERSE MULTIPLEXING OVER ATM
PROPRIETARY AND CONFIDENTIAL TO PMC-SIERRA, INC., AND FOR ITS CUSTOMERS' INTERNAL USE
v
12.3.1 CONFIGURING CLOCK/DATA INTERFACE .................. 259
12.3.2 CONFIGURING TC LAYER OPTIONS........................... 261
12.3.3 UTOPIA INTERFACE CONFIGURATION....................... 261
12.4 IMA_LAYER CONFIGURATION................................................ 262
12.4.1 INDIRECT ACCESS TO INTERNAL MEMORY TABLES 262
12.4.2 CONFIGURING LINKS FOR TRANSMISSION
CONVERGENCE OPERATIONS ................................. 263
12.4.3 CONFIGURING FOR IMA OPERATIONS ...................... 264
12.5 IMA OPERATIONS .................................................................... 267
12.5.1 ISSUING A RIPP COMMAND......................................... 268
12.5.2 SUMMARY OF RIPP COMMANDS ................................ 269
12.5.3 ADDING A GROUP......................................................... 275
12.5.4 DELETING A GROUP..................................................... 276
12.5.5 RESTART GROUP ......................................................... 276
12.5.6 INHIBIT GROUP/NOT INHIBIT GROUP......................... 277
12.5.7 ADDING A LINK OR LINKS TO AN EXISTING GROUP
(START LASR) ............................................................. 277
12.5.8 REPORTING LINK DEFECTS IN THE ICP CELL .......... 278
12.5.9 FAULTING/INHIBITING LINKS ...................................... 278
12.5.10 CHANGE TRL .............................................................. 278
12.5.11 DELETING A LINK FROM A GROUP ........................... 279
12.5.12 TEST PATTERN PROCEDURES ................................. 279
12.5.13 IMA EVENTS ................................................................ 279
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