Altra PCI Express Root Port a4
PCI ID 1def:e105 · Ampere Computing, LLC
| Vendor | Ampere Computing, LLC |
|---|---|
| Vendor ID | 1def |
| Device ID | e105 |
| Windows hardware ID | PCI\VEN_1DEF&DEV_E105 |
| Linux modalias | pci:v00001DEFd0000E105 |
| Linux driver | no driver with exact ID |
Frequently asked questions
Which device has PCI ID 1def:e105?
PCI ID 1def:e105 is “Altra PCI Express Root Port a4” made by Ampere Computing, LLC (vendor ID 1def, device ID e105).
Which Linux driver supports Altra PCI Express Root Port a4?
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 Altra PCI Express Root Port a4 is in my computer?
On Linux, lspci -nn | grep -i 1def:e105 shows the device if it is present. On Windows, open Device Manager, then Properties → Details → Hardware Ids; it appears as PCI\VEN_1DEF&DEV_E105.
How do I see which driver is currently in use?
lspci -nnk -d 1def:e105 lists the device with a “Kernel driver in use” line showing the active driver.
Nearby entries
- e00c – eMAG PCI Express Root Port 7
- e100 – Altra PCI Express Root Complex A
- e101 – Altra PCI Express Root Port a0
- e102 – Altra PCI Express Root Port a1
- e103 – Altra PCI Express Root Port a2
- e104 – Altra PCI Express Root Port a3
- e106 – Altra PCI Express Root Port a5
- e107 – Altra PCI Express Root Port a6
- e108 – Altra PCI Express Root Port a7
- e110 – Altra PCI Express Root Complex B
- e111 – Altra PCI Express Root Port b0
- e112 – Altra PCI Express Root Port b1