Core Ultra Processors (Series 3) CSME Keyboard and Text (KT) Redirection

PCI ID 8086:e473 · Intel Corporation

VendorIntel Corporation
Vendor ID8086
Device IDe473
Windows hardware IDPCI\VEN_8086&DEV_E473
Linux modaliaspci:v00008086d0000E473
Linux driverno driver with exact ID

Frequently asked questions

Which device has PCI ID 8086:e473?

PCI ID 8086:e473 is “Core Ultra Processors (Series 3) CSME Keyboard and Text (KT) Redirection” made by Intel Corporation (vendor ID 8086, device ID e473).

Which Linux driver supports Core Ultra Processors (Series 3) CSME Keyboard and Text (KT) Redirection?

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 Core Ultra Processors (Series 3) CSME Keyboard and Text (KT) Redirection is in my computer?

On Linux, lspci -nn | grep -i 8086:e473 shows the device if it is present. On Windows, open Device Manager, then Properties → Details → Hardware Ids; it appears as PCI\VEN_8086&DEV_E473.

How do I see which driver is currently in use?

lspci -nnk -d 8086:e473 lists the device with a “Kernel driver in use” line showing the active driver.

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