pxf4336 Infineon Technologies Corporation, pxf4336 Datasheet - Page 7
pxf4336
Manufacturer Part Number
pxf4336
Description
Abm Premium Atm Buf Fer Manager
Manufacturer
Infineon Technologies Corporation
Datasheet
1.PXF4336.pdf
(425 pages)
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Table of Contents
3.5.2.4
3.5.2.5
3.6
3.6.1
3.6.2
3.6.3
3.6.4
3.6.5
3.6.6
3.6.7
3.6.8
3.6.9
3.6.9.1
3.6.9.2
3.6.9.3
3.6.9.4
3.6.9.5
3.6.10
3.6.10.1
3.6.10.2
3.6.11
4
4.1
4.2
4.2.1
4.2.2
4.2.2.1
4.2.2.2
4.2.2.3
4.2.2.4
4.2.2.5
4.2.2.6
4.2.2.7
4.2.3
4.2.4
4.2.5
4.2.5.1
4.2.6
4.2.7
4.2.7.1
4.2.7.2
4.2.7.3
Data Sheet
Internal Tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
Operational Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132
Basic Device Initialization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132
Basic Traffic Management Initialization . . . . . . . . . . . . . . . . . . . . . . . . . . 132
Table Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
LCI: Local Connection Identifier Table . . . . . . . . . . . . . . . . . . . . . . . . . 117
QCT: Queue Configuration Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117
QPT: Queue Parameter Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117
TCT: Traffic Class Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117
SBOC: Scheduler Block Occupancy Table . . . . . . . . . . . . . . . . . . . . . 117
SCT: Scheduler Configuration Table . . . . . . . . . . . . . . . . . . . . . . . . . . 118
MGT: Merge Group Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118
AVT: ABR/VBR Configuration Table . . . . . . . . . . . . . . . . . . . . . . . . . . 118
ERC Message Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
QCIT: Congestion Indication Table . . . . . . . . . . . . . . . . . . . . . . . . . . . 131
Setup of Queues . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137
Programming Queue Scheduler Rates and Granularities . . . . . . . . . . 138
ABM-P Configuration Example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 147
Normal Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 148
Bandwidth Reservation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149
Buffer Reservation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150
Support of Standard ATM Service Categories . . . . . . . . . . . . . . . . . . . 151
AVT (Context RAM) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114
Scan Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114
AVT Context RAM Organization and Addressing . . . . . . . . . . . . . . 118
AVT Context RAM Section for ABR-VS/VD Support . . . . . . . . . . . . 120
AVT Context RAM Section for ABR-ER Support . . . . . . . . . . . . . . . 124
AVT Context RAM Section for VBR Shaping Support . . . . . . . . . . . 126
Common AVT CONFIG Field . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 128
RM_Cell FIFO Organization (IOP/FW View) . . . . . . . . . . . . . . . . . . 129
Emit FIFO Organization (IOP/FW View) . . . . . . . . . . . . . . . . . . . . . 130
Scheduler Block Scheduler . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138
Programming the Scheduler Block Rates . . . . . . . . . . . . . . . . . . . . 138
Programming the Common Real-Time Bypass . . . . . . . . . . . . . . . . 141
Programming the SDRAM Refresh Empty Cell Cycles . . . . . . . . . . 141
Programming the PCR Limiter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 141
Programming the Leaky Bucket Shaper . . . . . . . . . . . . . . . . . . . . . 144
Guaranteed Cell Rates and WFQ Weight Factors . . . . . . . . . . . . . . 146
Bandwidth Reservation Example . . . . . . . . . . . . . . . . . . . . . . . . . . . 149
CBR Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151
rt-VBR Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151
nrt-VBR Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151
7
PXF 4336 V1.1
2001-12-17
ABM-P
Page
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