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1.. SPDX-License-Identifier: GPL-2.0+2 3=====================================4Meta Platforms Host Network Interface5=====================================6 7Firmware Versions8-----------------9 10fbnic has three components stored on the flash which are provided in one PLDM11image:12 131. fw - The control firmware used to view and modify firmware settings, request14 firmware actions, and retrieve firmware counters outside of the data path.15 This is the firmware which fbnic_fw.c interacts with.162. bootloader - The firmware which validate firmware security and control basic17 operations including loading and updating the firmware. This is also known18 as the cmrt firmware.193. undi - This is the UEFI driver which is based on the Linux driver.20 21fbnic stores two copies of these three components on flash. This allows fbnic22to fall back to an older version of firmware automatically in case firmware23fails to boot. Version information for both is provided as running and stored.24The undi is only provided in stored as it is not actively running once the Linux25driver takes over.26 27devlink dev info provides version information for all three components. In28addition to the version the hg commit hash of the build is included as a29separate entry.30