1What: /sys/bus/platform/devices/MLNXBF04:00/lifecycle_state 2Date: Oct 2019 3KernelVersion: 5.5 4Contact: "Liming Sun <lsun@mellanox.com>" 5Description: 6 The Life-cycle state of the SoC, which could be one of the 7 following values. 8 9 ============== ============================================= 10 Production Production state and can be updated to secure 11 GA Secured Secure chip and not able to change state 12 GA Non-Secured Non-Secure chip and not able to change state 13 RMA Return Merchandise Authorization 14 ============== ============================================= 15 16What: /sys/bus/platform/devices/MLNXBF04:00/post_reset_wdog 17Date: Oct 2019 18KernelVersion: 5.5 19Contact: "Liming Sun <lsun@mellanox.com>" 20Description: 21 The watchdog setting in seconds for the next booting. It's used 22 to reboot the chip and recover it to the old state if the new 23 boot partition fails. 24 25What: /sys/bus/platform/devices/MLNXBF04:00/reset_action 26Date: Oct 2019 27KernelVersion: 5.5 28Contact: "Liming Sun <lsun@mellanox.com>" 29Description: 30 The source of the boot stream for the next reset. It could be 31 one of the following values: 32 33 =========== =============================================== 34 external boot from external source (USB or PCIe) 35 emmc boot from the onchip eMMC 36 emmc_legacy boot from the onchip eMMC in legacy (slow) mode 37 =========== =============================================== 38 39What: /sys/bus/platform/devices/MLNXBF04:00/second_reset_action 40Date: Oct 2019 41KernelVersion: 5.5 42Contact: "Liming Sun <lsun@mellanox.com>" 43Description: 44 Update the source of the boot stream after next reset. It could 45 be one of the following values and will be applied after next 46 reset. 47 48 =========== =============================================== 49 external boot from external source (USB or PCIe) 50 emmc boot from the onchip eMMC 51 emmc_legacy boot from the onchip eMMC in legacy (slow) mode 52 swap_emmc swap the primary / secondary boot partition 53 none cancel the action 54 =========== =============================================== 55 56What: /sys/bus/platform/devices/MLNXBF04:00/secure_boot_fuse_state 57Date: Oct 2019 58KernelVersion: 5.5 59Contact: "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 use 65 Used burnt and valid 66 Free not burnt and free to use 67 Skipped not burnt but not free (skipped) 68 Wasted burnt and invalid 69 Invalid not burnt but marked as valid (error state). 70 ======= =============================================== 71