Input Port Module Design for an ATM Switch

8/24/01


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Table of Contents

Input Port Module Design for an ATM Switch

Outline

Overall view of the switch

Overall switch view (cont.)

Overall switch view (cont.)

Input port module (voq_input)

Voq_input (cont.)

First in first out (FIFO) queues

Statically allocated fully connected (SAFC) buffer [Tamir 92]

Statically allocated multi-queue (SAMQ) buffer [Tamir 92]

Dynamically allocated multi-queue (DAMQ) buffers [Tamir 92]

Input buffer

Virtual queues

Registers associated with the buffer

Look up table (LUT)

Write sequence controller

VCI controller

Read sequence controller

Linked list update controller

Initializing the linked lists

Linked list update after a packet is written

Add functions

Remove functions

Linked list update after the packet has been read from the buffer

Concluding remarks

References

Author: Maryam Keyvani