How to enable Mellonax option rom in UEFI
1.mst start
2.cd /dev/mst/
ls (Check device name, ex:mt4099_pci_cr0)
[Enable option rom in UEFI]
#mlxconfig -d /dev/mst/mt4099_pci_cr0 q
#mlxconfig -d /dev/mst/mt4099_pci_cr0 s UEFI_HII_EN=true
#mlxconfig -d /dev/mst/mt4099_pci_cr0 s EXP_ROM_UEFI_x86_ENABLE=true
#mlxconfig -d /dev/mst/mt4099_pci_cr0.1 s UEFI_HII_EN=true
#mlxconfig -d /dev/mst/mt4099_pci_cr0.1 s EXP_ROM_UEFI_x86_ENABLE=true
[Upgrade fw] download from http://www.mellanox.com/page/firmware_table_ConnectX4LxEN
#flint -d /dev/mst/mt4099_pci_cr0 -i fw-4099-2_30_8000-MCX353A-FCB_ A1.bin burn
#Reboot
[Upgrade option rom] download from http://www.mellanox.com/page/products_dyn?product_family=257&mtag=UEFI
#mst start
#flint -d /dev/mst/mt4117_pci_cr0 --allow_rom_change brom 14_17_11_RELEASE_0x1015.efirom
