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Chapter 4 Functional Description
ATCA-C110/1G Installation and Use Manual
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PCI-Express Switch
The 16-lane PCI-Express switch is used as the PCI-Express switching element on the Fabric
Interface Module of ATCA-C110. The multipurpose PCI-Express switch can be used as a fan-
out, aggression, peer-to-peer switch as well as in backplane and in intelligent I/O module
applications.
The port configuration of PCI-Express switch is tabulated below.
Figure 4-4. Fabric Interface Module - Block Diagram
x4 PCI-Express
x4 PCI-Express
x4 PCI-Express
x4 PCI-Express
x4 PCI-Express
RTM 1x XAUI
RTM 4x SerDes
Fabric interface 8x SerDes
AMC2 2x SerDes
AMC3 2x SerDes
AMC4 2x SerDes
Processor 2x SerDes
AMC1 2x SerDes
Base interface 2x SerDes
x1 PCI-Express
Control Signals
PCI Bus
33MHz
2x SATA
2x SATA
2x SATA
2x SATA
Power
conversion
block
Clock Signals
BCM56502
24-port GbE +
2 port XAUI
Switch
PEX8532
PCI-Express
Switch
PEX8111
PCI-Express to
PCI Bridge
PM8380
SATA MUX
Control Logic
F
I
M
C
O
N
N
E
C
T
O
R
Clock
Synthesizers
Update Channel 1x XAUI
Table 4-2. Port Configuration on PCI-Express Switch
Link Link Width Station Lanes
AMC Bay1 Link x4 Station 0 Lane [0:3]
AMC Bay2 Link x4 Station 0 Lane [8:11]