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The uefi shell am4020 uefi bios – Kontron AM4020 uEFI BIOS User Manual

Page 44

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The uEFI Shell

AM4020 uEFI BIOS

Page 38

ID 1036-5670, Rev. 3.0

P R E L I M I N A R Y

SETTINGS

StorageOrom:

Launch Storage PCI Option ROMs

disabled:

Do not launch storage PCI option ROMs. This includes the

onboard RAID option ROM.

[enabled]:

Launch storage option ROMs, if present

HyperThreading:

Enable/Disable Hyper-Threading Technology

CpuTurbo:

Enable/Disable CPU Turbo Boost Technology

PrimaryDisplay:

Select primary display device

[auto]:

Automatically detect primary display device

igd:

Use internal graphics, if enabled

peg:

Try to use video on the PCIe graphics port, if present

pci:

Try to use video on the PCI(e) bus first

SataMode:

Determines how SATA controllers operate

[ide]:

SATA ports operate as two IDE controllers

ahci:

SATA ports operate as one 6-port AHCI controller

raid:

SATA ports form a RAID device

wr_prot_eeprom:

System EEPROM write protection

[disabled]:

Do not write protect the system EEPROM

enabled:

System EEPROM is write-protected after POST

wr_prot_sata:

Onboard SATA flash write protection

[disabled]:

Do not write protect the onboard SATA flash

enabled:

The onboard SATA flash is write-protected after POST. OS

needs to be prepared to work with write-protected flash. For further
information, refer to the operating system’s documentation.

wr_prot_spi:

EFI SPI flash write protection

[disabled]:

Do not write protect the EFI SPI flash

enabled:

The EFI SPI flash is write-protected after POST

kboardconfig (continued)