ibm3206k0424 ETC-unknow, ibm3206k0424 Datasheet - Page 3

• Manufacturer Part Number: ibm3206k0424
• Description: Ibm Processor For Network Resources
• Manufacturer: ETC-unknow

Preliminary
Contents
Features .......................................................................................................................... 21
Description ..................................................................................................................... 21
Conventions ................................................................................................................... 22
Standards Compliance .................................................................................................. 23
Environmental Ratings .................................................................................................. 24
Functional Description .................................................................................................. 28
Data Flows ...................................................................................................................... 36
Input/Output Definitions ................................................................................................ 41
Data Structures .............................................................................................................. 61
nrm.toc.01
August 14, 2000
Subsystem Blocks ............................................................................................................................... 29
External Architecture ........................................................................................................................... 30
Internal Architecture ............................................................................................................................ 31
System Environment ........................................................................................................................... 34
Transmit Path ....................................................................................................................................... 37
Receive Path ......................................................................................................................................... 39
DRAM Memory Bus Interface .............................................................................................................. 41
DRAM Memory Bus Interface .............................................................................................................. 44
NPBUS ................................................................................................................................................... 48
ATM PHY Bus Interface ....................................................................................................................... 51
Packet Header ...................................................................................................................................... 61
Logical Channel Support ................................................................................................................. 31
Virtual Memory Support ................................................................................................................... 31
Queues ............................................................................................................................................ 32
Scheduling ....................................................................................................................................... 32
Transmit Logical Channel Descriptor Data Structures .................................................................... 66
Field Definitions ............................................................................................................................... 74
Receive LCD Data Structure and Modes ........................................................................................ 78
Raw LCD ......................................................................................................................................... 80
Raw Routed LCD ............................................................................................................................. 81
Raw Routed Early Drop LCD ........................................................................................................... 82
Raw Scatter/Cut-Through LCD ........................................................................................................ 83
AAL5 LCD ........................................................................................................................................ 84
AAL5 Routed LCD ........................................................................................................................... 85
AAL5 Cut-Through/Scatter Mode LCD ............................................................................................ 86
Packet LCD ..................................................................................................................................... 87
Packet Routed LCD ......................................................................................................................... 88
Packet Cut-Through Scatter Mode LCD .......................................................................................... 89
Field Definitions ............................................................................................................................... 90
IBM Processor for Network Resources
IBM3206K0424
Page 3