On Fri, Aug 30, 2024 at 09:07:16AM +0000, Shameerali Kolothum Thodi wrote:

Print shows everything fine:
create_new_pcie_port: name_port smmu_bus0xca_port0, bus_nr 0xca chassis_nr 0xfd, nested_smmu->index 0x2, pci_bus_num 0xca, ret 1

It looks like a problem with old QEMU_EFI.fd(2022 build and before).
I tried with 2023 QEMU_EFI.fd and with that it looks fine.

root@ubuntu:/# lspci -tv
-+-[0000:ca]---00.0-[cb]----00.0  Huawei Technologies Co., Ltd. Device a251
 \-[0000:00]-+-00.0  Red Hat, Inc. QEMU PCIe Host bridge
             +-01.0  Red Hat, Inc Virtio network device
             +-02.0  Red Hat, Inc. QEMU PCIe Expander bridge
             +-03.0  Red Hat, Inc. QEMU PCIe Expander bridge
             +-04.0  Red Hat, Inc. QEMU PCIe Expander bridge
             +-05.0  Red Hat, Inc. QEMU PCIe Expander bridge
             +-06.0  Red Hat, Inc. QEMU PCIe Expander bridge
             +-07.0  Red Hat, Inc. QEMU PCIe Expander bridge
             +-08.0  Red Hat, Inc. QEMU PCIe Expander bridge
             \-09.0  Red Hat, Inc. QEMU PCIe Expander bridge

So for now, I can proceed.

Nice! That's a relief, for now :)

Thanks
Nicolin