I think you are right, this setting applies to all PCIe devices.
I don't know how power management works in the OS, but it feels like if the PCIe device is passed through into a VM, the VM should be able to take control, otherwise there will still be a layer of virtualization of translation. I...
I also found some reset related issue on internet with similar error, most of them are about AMD GPU, but the symptom looks similar. I'll take a look into blacklisting it and early binding to vfio-pci, this would probably be a more robust approach.
I didn't use pcie_acs_override. The only thing...
I didn't blacklist the driver but adding pcie_aspm=off worked! The Coral TPU shows up in the guest. Thank you!
ASPM seems like power management? I wouldn't even think about this. Why does it matter?
Hello,
I have PVE 7.0 running on a Gigabyte H310N motherboard with intel i5-8400. The IOMMU setup was done following the wiki.
The motherboard has an M.2 slot for wifi card, and I have a Coral TPU installed on it.
The IOMMU group looks good:
IOMMU Group 0:
00:00.0 Host bridge [0600]...
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