1 What: /sys/devices/.../removable 1 What: /sys/devices/.../removable
2 Date: May 2021 2 Date: May 2021
3 Contact: Rajat Jain <rajatxjain@gmail.co 3 Contact: Rajat Jain <rajatxjain@gmail.com>
4 Description: 4 Description:
5 Information about whether a gi 5 Information about whether a given device can be removed from the
6 platform by the user. This is 6 platform by the user. This is determined by its subsystem in a
7 bus / platform-specific way. T 7 bus / platform-specific way. This attribute is only present for
8 devices that can support deter 8 devices that can support determining such information:
9 9
10 =========== ================= 10 =========== ===================================================
11 "removable" device can be rem 11 "removable" device can be removed from the platform by the user
12 "fixed" device is fixed t 12 "fixed" device is fixed to the platform / cannot be removed
13 by the user. 13 by the user.
14 "unknown" The information i 14 "unknown" The information is unavailable / cannot be deduced.
15 =========== ================= 15 =========== ===================================================
16 16
17 Currently this is only support 17 Currently this is only supported by USB (which infers the
18 information from a combination 18 information from a combination of hub descriptor bits and
19 platform-specific data such as 19 platform-specific data such as ACPI) and PCI (which gets this
20 from ACPI / device tree). 20 from ACPI / device tree).
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