-[0000:00]-+-00.0  Intel Corporation 8th Gen Core Processor Host Bridge/DRAM Registers
           +-01.0-[01]--
           +-01.1-[02]----00.0  Adaptec Smart Storage PQI SAS
           +-08.0  Intel Corporation Xeon E3-1200 v5/v6 / E3-1500 v5 / 6th/7th/8th Gen Core Processor Gaussian Mixture Model
           +-12.0  Intel Corporation Cannon Lake PCH Thermal Controller
           +-14.0  Intel Corporation Cannon Lake PCH USB 3.1 xHCI Host Controller
           +-14.2  Intel Corporation Cannon Lake PCH Shared SRAM
           +-15.0  Intel Corporation Cannon Lake PCH Serial IO I2C Controller #0
           +-15.1  Intel Corporation Cannon Lake PCH Serial IO I2C Controller #1
           +-16.0  Intel Corporation Cannon Lake PCH HECI Controller
           +-16.1  Intel Corporation Device a361
           +-16.4  Intel Corporation Cannon Lake PCH HECI Controller #2
           +-17.0  Intel Corporation Cannon Lake PCH SATA AHCI Controller
           +-1b.0-[03]--
           +-1b.4-[04]----00.0  Intel Corporation I210 Gigabit Network Connection
           +-1b.5-[05]----00.0  Intel Corporation I210 Gigabit Network Connection
           +-1b.6-[06]----00.0  Intel Corporation I210 Gigabit Network Connection
           +-1b.7-[07]----00.0  Intel Corporation I210 Gigabit Network Connection
           +-1c.0-[08]--
           +-1c.1-[09-0a]----00.0-[0a]----00.0  ASPEED Technology, Inc. ASPEED Graphics Family
           +-1e.0  Intel Corporation Cannon Lake PCH Serial IO UART Host Controller
           +-1f.0  Intel Corporation Cannon Point-LP LPC Controller
           +-1f.4  Intel Corporation Cannon Lake PCH SMBus Controller
           \-1f.5  Intel Corporation Cannon Lake PCH SPI Controller