lspci -xxxx → fields
PCI config space decoder
Decode vendor, class, BARs, capabilities, current versus maximum link and AER status from a hex dump.
Decode a dumpVFIO · GPU passthrough
IOMMU group checker
See whether a GPU or NVMe drive has a clean group, which functions go together and what blocks isolation.
Check my groupsdmesg · PCIe Bus Error
PCIe Bus Error decoder
Read AER log lines per device: severity, layer, reported versus masked status bits, repeats, TLP headers and DPC events.
Decode AER linesDMAR · AMD-Vi IO_PAGE_FAULT
IOMMU fault decoder
Turn DMAR and AMD-Vi fault lines into requester, read or write, address, reason and the checks for driver versus firmware.
Decode IOMMU faultsFull investigation
Linux PCIe Console
Import collector JSON and kernel logs, compare before and after, follow next checks and export a report.
Open the Console