IDT 89HPES64H16G2 User Manual page 28

IDT PES64H16G2 Device Overview
x8/x4/x2/x1
SerDes
DL/Transaction Layer
DL/Transaction Layer
SerDes
x8/x4/x2/x1
PES64H16G2 User Manual
x8/x4/x2/x1
SerDes
DL/Transaction Layer
Route Table
Frame Buffer
DL/Transaction Layer
SerDes
x8/x4/x2/x1
64 PCI Express Lanes
Up to 8 x8 ports or 16 x4 Ports
Figure 1.1 PES64H16G2 Block Diagram
PCIELCAP
Port
MAXLNKWDTH
Port 0 0x4
Port 1 0x4
Port 2 0x4
Port 3 0x4
Port 4 0x4
Port 5 0x4
Port 6 0x4
Port 7 0x4
Table 1.1 Initial Configuration Register Settings for PES64H16G2
x8/x4/x2/x1
SerDes
DL/Transaction Layer
16-Port Switch Core
DL/Transaction Layer
SerDes
x8/x4/x2/x1
Port
MAXLNKWDTH
Port 8
Port 9
Port 10
Port 11
Port 12
Port 13
Port 14
Port 15
1 - 4
x8/x4/x2/x1
SerDes
DL/Transaction Layer
Port
Arbitration
Scheduler
DL/Transaction Layer
SerDes
x8/x4/x2/x1
PCIELCAP
0x4
0x4
0x4
0x4
0x4
0x4
0x4
0x4
April 5, 2013