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8 Document demonstrating the use of the Dell Remote BIOS Update driver
14 This document discusses the functionality of the rbu driver only.
46 The driver load creates the following directories under the /sys file system::
73 In the packet update mechanism, the user needs to create a new file having
79 image file and then arrange all these packets back to back in to one single
80 file.
82 This file is then copied to /sys/class/firmware/dell_rbu/data.
83 Once this file gets to the driver, the driver extracts packet_size data from
84 the file and spreads it across the physical memory in contiguous packet_sized
89 In monolithic update the user simply get the BIOS image (.hdr file) and copies
90 to the data file as is without any change to the BIOS image itself.
103 echo -1 > /sys/class/firmware/dell_rbu/loading
119 Also the driver provides /sys/devices/platform/dell_rbu/data readonly file to