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1What: /sys/bus/platform/devices/MLNXBF04:00/lifecycle_state2Date: Oct 20193KernelVersion: 5.54Contact: "Liming Sun <lsun@mellanox.com>"5Description:6 The Life-cycle state of the SoC, which could be one of the7 following values.8 9 ============== =============================================10 Production Production state and can be updated to secure11 GA Secured Secure chip and not able to change state12 GA Non-Secured Non-Secure chip and not able to change state13 RMA Return Merchandise Authorization14 ============== =============================================15 16What: /sys/bus/platform/devices/MLNXBF04:00/post_reset_wdog17Date: Oct 201918KernelVersion: 5.519Contact: "Liming Sun <lsun@mellanox.com>"20Description:21 The watchdog setting in seconds for the next booting. It's used22 to reboot the chip and recover it to the old state if the new23 boot partition fails.24 25What: /sys/bus/platform/devices/MLNXBF04:00/reset_action26Date: Oct 201927KernelVersion: 5.528Contact: "Liming Sun <lsun@mellanox.com>"29Description:30 The source of the boot stream for the next reset. It could be31 one of the following values:32 33 =========== ===============================================34 external boot from external source (USB or PCIe)35 emmc boot from the onchip eMMC36 emmc_legacy boot from the onchip eMMC in legacy (slow) mode37 =========== ===============================================38 39What: /sys/bus/platform/devices/MLNXBF04:00/second_reset_action40Date: Oct 201941KernelVersion: 5.542Contact: "Liming Sun <lsun@mellanox.com>"43Description:44 Update the source of the boot stream after next reset. It could45 be one of the following values and will be applied after next46 reset.47 48 =========== ===============================================49 external boot from external source (USB or PCIe)50 emmc boot from the onchip eMMC51 emmc_legacy boot from the onchip eMMC in legacy (slow) mode52 swap_emmc swap the primary / secondary boot partition53 none cancel the action54 =========== ===============================================55 56What: /sys/bus/platform/devices/MLNXBF04:00/secure_boot_fuse_state57Date: Oct 201958KernelVersion: 5.559Contact: "Liming Sun <lsun@mellanox.com>"60Description:61 The state of eFuse versions with the following values.62 63 ======= ===============================================64 InUse burnt, valid and currently in use65 Used burnt and valid66 Free not burnt and free to use67 Skipped not burnt but not free (skipped)68 Wasted burnt and invalid69 Invalid not burnt but marked as valid (error state).70 ======= ===============================================71 72What: /sys/bus/platform/devices/MLNXBF04:00/bootfifo73Date: Apr 202374KernelVersion: 6.475Contact: "Liming Sun <limings@nvidia.com>"76Description:77 The file used to access the BlueField boot fifo.78 79What: /sys/bus/platform/devices/MLNXBF04:00/rsh_log80Date: May 202381KernelVersion: 6.482Contact: "Liming Sun <limings@nvidia.com>"83Description:84 The file used to write BlueField boot log with the format85 "[INFO|WARN|ERR|ASSERT ]<msg>". Log level 'INFO' is used by86 default if not specified.87 88What: /sys/bus/platform/devices/MLNXBF04:00/oob_mac89Date: August 202390KernelVersion: 6.591Contact: "David Thompson <davthompson@nvidia.com>"92Description:93 The "oob_mac" sysfs attribute holds the MAC address for94 the out-of-band 1Gbps Ethernet port. This MAC address is95 provided on a board-level label.96 97What: /sys/bus/platform/devices/MLNXBF04:00/opn98Date: August 202399KernelVersion: 6.5100Contact: "David Thompson <davthompson@nvidia.com>"101Description:102 The "opn" sysfs attribute holds the board's part number.103 This value is provided on a board-level label.104 105What: /sys/bus/platform/devices/MLNXBF04:00/sku106Date: August 2023107KernelVersion: 6.5108Contact: "David Thompson <davthompson@nvidia.com>"109Description:110 The "sku" sysfs attribute holds the board's SKU number.111 This value is provided on a board-level label.112 113What: /sys/bus/platform/devices/MLNXBF04:00/modl114Date: August 2023115KernelVersion: 6.5116Contact: "David Thompson <davthompson@nvidia.com>"117Description:118 The "modl" sysfs attribute holds the board's model number.119 This value is provided on a board-level label.120 121What: /sys/bus/platform/devices/MLNXBF04:00/sn122Date: August 2023123KernelVersion: 6.5124Contact: "David Thompson <davthompson@nvidia.com>"125Description:126 The "sn" sysfs attribute holds the board's serial number.127 This value is provided on a board-level label.128 129What: /sys/bus/platform/devices/MLNXBF04:00/uuid130Date: August 2023131KernelVersion: 6.5132Contact: "David Thompson <davthompson@nvidia.com>"133Description:134 The "uuid" sysfs attribute holds the board's UUID.135 This value is provided by the manufacturing team.136 137What: /sys/bus/platform/devices/MLNXBF04:00/rev138Date: August 2023139KernelVersion: 6.5140Contact: "David Thompson <davthompson@nvidia.com>"141Description:142 The "rev" sysfs attribute holds the board's revision.143 This value is provided on a board-level label.144 145What: /sys/bus/platform/devices/MLNXBF04:00/mfg_lock146Date: August 2023147KernelVersion: 6.5148Contact: "David Thompson <davthompson@nvidia.com>"149Description:150 The "mfg_lock" sysfs attribute is write-only.151 A successful write to this attribute will latch the152 board-level attributes into EEPROM, making them read-only.153