Root Hub
USB ID 0438:7900 · Advanced Micro Devices, Inc.
| Vendor | Advanced Micro Devices, Inc. |
|---|---|
| Vendor ID | 0438 |
| Device ID | 7900 |
| Windows hardware ID | USB\VID_0438&PID_7900 |
| Linux modalias | usb:v0438p7900 |
| Linux driver | no driver with exact ID |
Frequently asked questions
Which device has USB ID 0438:7900?
USB ID 0438:7900 is “Root Hub” made by Advanced Micro Devices, Inc. (vendor ID 0438, device ID 7900).
Which Linux driver supports Root Hub?
Linux kernel 6.12 lists no driver for this exact ID. Most USB devices (keyboards, mice, storage, webcams, audio) still work through generic class drivers such as usbhid, usb-storage, uvcvideo or snd-usb-audio. Overview of device classes and their drivers
How do I check whether Root Hub is in my computer?
On Linux, lsusb -d 0438:7900 shows the device if it is present. On Windows, open Device Manager, then Properties → Details → Hardware Ids; it appears as USB\VID_0438&PID_7900.
How do I see which driver is currently in use?
lsusb -t prints the device tree with the bound driver (Driver=…) for each interface.