Altera Stratix V Avalon-MM Interface for PCIe Solutions Instrukcja Użytkownika Strona 4

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Table 1-2: Feature Comparison for all Hard IP for PCI Express IP Cores
The table compares the features of the four Hard IP for PCI Express IP Cores.
Feature AvalonST Interface AvalonMM
Interface
AvalonMM DMA AvalonST Interface with SR-
IOV
IP Core License Free Free Free Free
Native
Endpoint
Supported Supported Supported Supported
Legacy
Endpoint
(1)
Supported Not Supported Not Supported Not Supported
Root port Supported Supported Not Supported Not Supported
Gen1 ×1, ×2, ×4, ×8 ×1, ×2, ×4, ×8 Not Supported
×8
Gen2 ×1, ×2, ×4, ×8 ×1, ×2, ×4, ×8 ×4, ×8
×4, ×8
Gen3 ×1, ×2, ×4, ×8 ×1, ×2, ×4 ×4, ×8
×2, ×4, ×8
64-bit Applica‐
tion Layer
interface
Supported Supported Not supported Not supported
128-bit
Application
Layer interface
Supported Supported Supported Supported
256-bit
Application
Layer interface
Supported Not Supported Supported Supported
(1)
Not recommended for new designs.
UG-01097_avmm
2014.12.15
Features
1-3
Datasheet
Altera Corporation
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