Altera Stratix V Avalon-ST User Manual
Page 4
• Support for Configuration Space Bypass Mode, allowing you to design a custom Configuration Space
and support multiple functions.
• Support for Gen3 PIPE simulation.
• Easy to use:
• Flexible configuration.
• No license requirement.
• Example designs to get started.
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
Avalon‑ST Interface
Avalon‑MM
Interface
Avalon‑MM DMA
Avalon‑ST 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_sriov
2014.12.15
Features
1-3
Datasheet
Altera Corporation