Core Ultra Processors (Series 3) I2C #0
PCI ID 8086:e478 · Intel Corporation
| Vendor | Intel Corporation |
|---|---|
| Vendor ID | 8086 |
| Device ID | e478 |
| Windows hardware ID | PCI\VEN_8086&DEV_E478 |
| Linux modalias | pci:v00008086d0000E478 |
| Linux driver | intel_lpss_pci |
Frequently asked questions
Which device has PCI ID 8086:e478?
PCI ID 8086:e478 is “Core Ultra Processors (Series 3) I2C #0” made by Intel Corporation (vendor ID 8086, device ID e478).
Which Linux driver supports Core Ultra Processors (Series 3) I2C #0?
In Linux kernel 6.12 the device is bound to the driver intel_lpss_pci (source under drivers/mfd). The driver is normally loaded automatically when the device is detected.
How do I check whether Core Ultra Processors (Series 3) I2C #0 is in my computer?
On Linux, lspci -nn | grep -i 8086:e478 shows the device if it is present. On Windows, open Device Manager, then Properties → Details → Hardware Ids; it appears as PCI\VEN_8086&DEV_E478.
How do I see which driver is currently in use?
lspci -nnk -d 8086:e478 lists the device with a “Kernel driver in use” line showing the active driver.
Nearby entries
- e471 – Core Ultra Processors (Series 3) CSME HECI #2 (CSE)
- e472 – Core Ultra Processors (Series 3) CSME IDE Redirection (IDE-R)
- e473 – Core Ultra Processors (Series 3) CSME Keyboard and Text (KT) Redirection
- e474 – Core Ultra Processors (Series 3) CSME HECI #3 (CSE)
- e475 – Core Ultra Processors (Series 3) CSME HECI #4 (CSE)
- e476 – Core Ultra Processors (Series 3) CNVi Bluetooth
- e479 – Core Ultra Processors (Series 3) I2C #1
- e47a – Core Ultra Processors (Series 3) I2C #2
- e47b – Core Ultra Processors (Series 3) I2C #3
- e47c – Core Ultra Processors (Series 3) I3C #1
- e47d – Core Ultra Processors (Series 3) Standalone xHCI Controller
- e47e – Core Ultra Processors (Series 3) Standalone USB Device Controller