I am curious, has anyone else had issues with coreboots 32bit MMIO space?


This can result in a "Not enough MMIO resources for SR-IOV" error when you try to enable SR-IOV, and if you have more than 6 nics, or if you have a few GPU's you'll max the MMIO space limit.

I noticed it is more pronounced with older gen non native pci-e multi-port nics such as a multi-port 82576L as the PCI-e switches consume extra resources - a quad port i350 uses less than a quad port 82576L so you can enable a few VF's on some of the ports before encountering trouble.

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