diff options
Diffstat (limited to 'drivers/acpi/Kconfig')
| -rw-r--r-- | drivers/acpi/Kconfig | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig index cdbdf68bd98f..d0b3ca9d4a97 100644 --- a/drivers/acpi/Kconfig +++ b/drivers/acpi/Kconfig @@ -517,6 +517,24 @@ config ACPI_CONFIGFS userspace. The configurable ACPI groups will be visible under /config/acpi, assuming configfs is mounted under /config. +config ACPI_PFRUT + tristate "ACPI Platform Firmware Runtime Update and Telemetry" + depends on 64BIT + help + This mechanism allows certain pieces of the platform firmware + to be updated on the fly while the system is running (runtime) + without the need to restart it, which is key in the cases when + the system needs to be available 100% of the time and it cannot + afford the downtime related to restarting it, or when the work + carried out by the system is particularly important, so it cannot + be interrupted, and it is not practical to wait until it is complete. + + The existing firmware code can be modified (driver update) or + extended by adding new code to the firmware (code injection). + + To compile this driver as module, choose M here: + the module will be called pfr_update. + if ARM64 source "drivers/acpi/arm64/Kconfig" |