tjh.dev / kernel
Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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kernel / Documentation / ABI / testing / sysfs-platform-intel-wmi-sbl-fw-update
at v6.7 13 lines 534 B view raw
1What: /sys/bus/wmi/devices/44FADEB1-B204-40F2-8581-394BBDC1B651/firmware_update_request 2Date: April 2020 3KernelVersion: 5.7 4Contact: "Jithu Joseph" <jithu.joseph@intel.com> 5Description: 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