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LZERI
Beginner
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Hello, Using a PCIe, I am connecting a Cyclone V SoC kit with a Linux computer. lspc is showing that the width capability is X4 and the negotiated width is X2. Have you a solution to get the X4 width? Best regards

 
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Hi,

Here is the example design for Cyclone V on PCIe root port gen 1x4:

https://rocketboards.org/foswiki/Projects/A10AVCVPCIeRootPortWithMSILTS

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