1 fabric switch, Fabric switch - 24, 20 fabric interface port mapping - 24 – Kontron AT8902 User Manual

Page 58: At8902 hardware description

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AT8902

Hardware Description

Page 3 - 24

AT8902 User Guide

The main building blocks of the fabric mezzanine are:

• Fabric Switch

• IPMI

• Power Supply

3.2.1

Fabric Switch

The fabric switch is a Broadcom BCM5650x or BCM 5630x 24 port GbE multilayer switch that
can operate in 10/100/1000 Mbps with zero to four 10GbE Uplinks. The BCM5630x integrates
advanced Layer 3 switching features for IPv4 and IPv6 routing. The BCM5650x also includes
enhanced QoS support and jumbo packet line rate switching.

The PPC controls the switch over a 32bit/66MHz PCI Interface.

Fabric Interface (Zone 2)

The Fabric Interface is comprised of 15 channels providing connectivity among up to 16 boards
in a Full Mesh or Star configuration. The Fabric Interface can be used in a variety of ways by
Boards and Backplanes to meet the needs of many applications defined by the PICMG 3.0 Re-
vision 2.0 standard. The pin assignment for the Zone 2 connectors is compliant to the PICMG
3.0 standard.

Table 3-20: Fabric Interface Port Mapping

CLI ID

Channel

Port

LED

0/1

Uplink 1

-

-

0/2

Uplink 2

-

-

0/3

Uplink 3

-

-

0/4

Uplink 4

-

-

0/5

1

0

2

0/6

1

1

2

0/7

2

0

3

0/8

2

1

3

0/9

3

0

4

0/10

3

1

4

0/11

4

0

5

0/12

4

1

5

0/13

5

0

6

0/14

5

1

6

0/15

6

0

7

0/16

7

0

8

0/17

8

0

9

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