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+What: /sys/devices/.../firmware_node/
+Date: September 2012
+Contact: <>
+ The /sys/devices/.../firmware_node directory contains attributes
+ allowing the user space to check and modify some firmware
+ related properties of given device.
+What: /sys/devices/.../firmware_node/description
+Date: September 2012
+Contact: Lance Ortiz <lance.ortiz@hp.com>
+ The /sys/devices/.../firmware/description attribute contains a string
+ that describes the device as provided by the _STR method in the ACPI
+ namespace. This attribute is read-only. If the device does not have
+ an _STR method associated with it in the ACPI namespace, this
+ attribute is not present.