Difference between revisions of "RockpiX/bios"

Revision as of 11:18, 14 August 2020

    ROCK Pi X >  BIOS

Introduction

The ROCK Pi X BIOS is based on the AMI(American Megatrends, Inc) AptioV BIOS with UEFI and 64bit OS support, providing a user friendly interfaces to manage the OS booting/installing and it has a built in UEFI shell, which is convenient for developers to debug.

Version Check

1. Power on ROCK Pi X, keep pressing the del button on the keyboard until it enters the BIOS.

2. After entering the BIOS, use the left and right arrow keys to switch to the "Main" interface.

Check the version of "Build Data and Time".

UEFI Shell

The UEFI Shell is a shell/terminal for the firmware which allows launching EFI applications which include UEFI bootloaders. Apart from that, the shell can also be used to obtain various other information about the system or the firmware like memory map (memmap), modifying boot manager variables (bcfg), running partitioning programs (diskpart), loading UEFI drivers, editing text files (edit), hexedit etc.

The UEFI Shell can be accessed by Serial Console or HDMI Display.

Common Used Command

   exit

If you go to the UEFI Shell by accident, you can type exit to go back to BIOS interface.

   map

Check the disk mapping for the available storage, you can use it to detect if the eMMC or the USB driver is detected by BIOS.

   fs0:
   ls

Change current disk to the first disk scanned and list the content, FAT and NTFS file system are supported.

BIOS Update

Check RockpiX/bios/update

Serial Access

BIOS interface can be accessed from serial console on ROCK Pi X. Check RockpiX/bios/serial_console

BIOS Changelog

V12_X64_20200726

• The first release version of bios for massive production, with everything working
• This the default bios version shipping in the ROCK Pi X v1.3 hardware.