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Altera_Forum's avatar
Altera_Forum
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16 years ago

PCIe freezing

Hi, I have strange problem with PCIe IP. I have a custom board with ArriaGX and PCIe instantiated using MegaCore flow with AvalonST interface. The PCIe works (there are some DMAs running, targe...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

Refuse from asserting rx_st_mask at that time. The IP has to tamper with credits when you use it, so for debugging, nail it to idle. You are not handling non-posted requests anyway, so you should throttle posted requests only using rx_ready.

Put the detector idea aside for now. Let’s try to be exact and easy on the AST interface first.