OSX-KVM/scripts/list_iommu_groups.sh

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#!/bin/bash
# Source: https://wiki.archlinux.org/title/PCI_passthrough_via_OVMF
shopt -s nullglob
for g in `find /sys/kernel/iommu_groups/* -maxdepth 0 -type d | sort -V`; do
echo "IOMMU Group ${g##*/}:"
for d in $g/devices/*; do
echo -e "\t$(lspci -nns ${d##*/})"
done;
done;