Desktop board dh67bl11/7/2023 ![]() TrErr- Train- SlotClk+ DLActive+ BWMgmt+ ABWMgmt+ Whereas the Slot # in the SlotCap capability reads back as 2: ~]$ sudo lspci -vv -s 00:1b.0 | grep SlotĬapabilities: Express (v2) Root Port (Slot+), MSI 00 lspci version 3.5.2 from Ubuntu 18.04.6 LTS doesn't have the -P option.Īnd find the Slot for the PCIe bridge the card is installed in, which doesn't need to use sudo permission to read the PCIe capabilities: ~]$ lspci -v -s 20:00.0 | grep Slotįor a NVIDIA Quadro P2000 in slot 2 the Physical Slot reads back as 8191: ~]$ lspci -nn -P -d 10de:Ġ0:1b.0/00.0 VGA compatible controller : NVIDIA Corporation GP106GL (rev a1)Ġ0:1b.0/00.1 Audio device : NVIDIA Corporation GP106 High Definition Audio Controller (rev ~]$ lspci -v -s 00:1b.0 | grep Slot Note: Are using lspci version 3.7.0 from AlmaLinux 8.6 for the -P option. For the Chelsio T420-CR installed in slot 1: ~]$ lspci -nn -P -d 1425:Ģ0:00.0/00.0 Ethernet controller : Chelsio Communications Inc T420-CR Unified Wire Ethernet Controller Ģ0:00.0/00.1 Ethernet controller : Chelsio Communications Inc T420-CR Unified Wire Ethernet Controller Ģ0:00.0/00.2 Ethernet controller : Chelsio Communications Inc T420-CR Unified Wire Ethernet Controller Ģ0:00.0/00.3 Ethernet controller : Chelsio Communications Inc T420-CR Unified Wire Ethernet Controller Ģ0:00.0/00.4 Ethernet controller : Chelsio Communications Inc T420-CR Unified Wire Ethernet Controller Ģ0:00.0/00.5 SCSI storage controller : Chelsio Communications Inc T420-CR Unified Wire Storage Controller Ģ0:00.0/00.6 Fibre Channel : Chelsio Communications Inc T420-CR Unified Wire Storage Controller Ģ0:00.0/00.7 Ethernet controller : Chelsio Communications Inc Device Use the -P option to lspci to Identify PCI devices by path through each bridge, instead of by bus number. Realised the lspci can also report the slot information, and is possible to work back from a PCIe endpoint to determine which slot the PCIe card is in. With a HP Z4 G4 Xeon-W system will all 5 PCIe slots populated and one of the two M.2 sockets populated dmidecode reports: ~]$ sudo dmidecode -t slot PCIe Bifurcation disabledįor these tests PCIe Bifurcation was disabled in the BIOS - with Bifurcation set to "Auto". matches that from the lspci output: eclipse_project]$ sudo dmidecode -t slotĢ. The dmidecode output for the slots reports the x16 slot is at bus address 0000:00:01.0, i.e. \-1f.3 Intel Corporation 6 Series/C200 Series Chipset Family SMBus Controller +-1f.2 Intel Corporation 6 Series/C200 Series Chipset Family 6 port Desktop SATA AHCI Controller +-1f.0 Intel Corporation H67 Express Chipset LPC Controller +-1d.0 Intel Corporation 6 Series/C200 Series Chipset Family USB Enhanced Host Controller #1 +-1c.3-00.0 NEC Corporation uPD720200 USB 3.0 Host Controller +-1b.0 Intel Corporation 6 Series/C200 Series Chipset Family High Definition Audio Controller +-1a.0 Intel Corporation 6 Series/C200 Series Chipset Family USB Enhanced Host Controller #2 +-19.0 Intel Corporation 82579V Gigabit Network Connection +-16.0 Intel Corporation 6 Series/C200 Series Chipset Family MEI Controller #1 ![]() +-02.0 Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller +-00.0 Intel Corporation 2nd Generation Core Processor Family DRAM Controller The lspci which shows the FPGA connected to 0000:00:01.0: eclipse_project]$ lspci -tv On a Intel® Desktop Board DH67BL have a FPGA based card installed in the PCIe x16 slot, which the Intel® Desktop Board DH67GD and Intel® Desktop Board DH67BL Technical Product Specification shows is connected directly to the processor (rather than via the Platform Hub Controller as the x1 slots are). Intel® Desktop Board DH67BL, dmidecode only
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