PI7C9X111SL PCIe-to-PCI Reversible Bridge

PCI ID 12d8:e111 · Pericom Semiconductor

VendorPericom Semiconductor
Vendor ID12d8
Device IDe111
Windows hardware IDPCI\VEN_12D8&DEV_E111
Linux modaliaspci:v000012D8d0000E111
Linux driverno driver with exact ID
Subsystems (cards & boards)1

Frequently asked questions

Which device has PCI ID 12d8:e111?

PCI ID 12d8:e111 is “PI7C9X111SL PCIe-to-PCI Reversible Bridge” made by Pericom Semiconductor (vendor ID 12d8, device ID e111).

Which Linux driver supports PI7C9X111SL PCIe-to-PCI Reversible Bridge?

Linux kernel 6.12 lists no driver for this exact ID. Many devices are still supported through their device class, such as AHCI, NVMe, xHCI or HD Audio controllers; others need a vendor driver. Overview of device classes and their drivers

How do I check whether PI7C9X111SL PCIe-to-PCI Reversible Bridge is in my computer?

On Linux, lspci -nn | grep -i 12d8:e111 shows the device if it is present. On Windows, open Device Manager, then Properties → Details → Hardware Ids; it appears as PCI\VEN_12D8&DEV_E111.

How do I see which driver is currently in use?

lspci -nnk -d 12d8:e111 lists the device with a “Kernel driver in use” line showing the active driver.

Which products use PI7C9X111SL PCIe-to-PCI Reversible Bridge?

The PCI ID Repository knows 1 subsystem variants, for example OCuLink to RX3i backplane bridge. The subsystem ID reveals who made the actual card or motherboard.

Subsystems (cards & boards)

VendorSubsystem IDName
Emerson Automation Solutionsea50:3bbbOCuLink to RX3i backplane bridge

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