Merge tag 'efi_updates_for_v5.11' of git://git.kernel.org/pub/scm/linux/kernel/git...
[linux-2.6-microblaze.git] / Documentation / ABI / testing / sysfs-platform-intel-wmi-sbl-fw-update
1 What:           /sys/bus/wmi/devices/44FADEB1-B204-40F2-8581-394BBDC1B651/firmware_update_request
2 Date:           April 2020
3 KernelVersion:  5.7
4 Contact:        "Jithu Joseph" <jithu.joseph@intel.com>
5 Description:
6                 Allow user space entities to trigger update of Slim
7                 Bootloader (SBL). This attribute normally has a value
8                 of 0 and userspace can signal SBL to update firmware,
9                 on next reboot, by writing a value of 1.
10                 There are two available states:
11
12                     * 0 -> Skip firmware update while rebooting
13                     * 1 -> Attempt firmware update on next reboot