This application note describes the procedures that how to upgrade BIOS from EFI shell on the Edgecore x86 platform.
A. Personal computer
- Download the BIOS image for your own device.
- Reference: How to download the current firmware?
*User should get this tool from AMI directly, and Edgecore will not able to provide it.
D. Serial Console cable:
- A cable which attached in the original box.
E. Console terminal
F. USB drive
- USB drive with a minimum size of 256M
STEP1. Put the BIOS_Updater and BIOS_Update_Tool to the USB drive. (e.g.,AS7712_BIOS_V36_20180212.bin, AfuEfix64.efi)
STEP2. Insert the USB drive into the data center front panel. (e.g., AS7712-32X)
STEP3. Power on the switch, wait for a few seconds and press "ESC" to enter the BIOS setup.
STEP4. Go to the "Save & Exit" section and select the UEFI: "Built-in EFI shell".
STEP5. Here is the EFI shell screen, fs0 is the USB drive that you insert. (e.g., fs0)
STEP6. Input "fs0:" command to go to the USB drive.
STEP7. Input "dir" command to check the file list.
STEP8. Input [EFI_tools BIOS_Updater /P /B /K /ME] command to start the upgrade.
fs0:\> AfuEfix64.efi AS7712_BIOS_V36_20180212.bin /P /B /K /ME
STEP9. After upgrade, power cycle the switch to apply the new BIOS.
STEP10. Please follow STEP3 to go into BIOS again and check the version.