54
IB822 Series
User’s Manual
4.4.10 CSM Configuration
BIOS Setting
Description
CSM Support
Enables / Disables CSM support.
GateA20 Active
•
Upon Request
disables GA20 when using
BIOS services.
•
Always
cannot disable GA20, but is useful
when any RT code is executed above 1
MB.
INT19 Trap
Response
Sets how BIOS reacts on INT19 trap by Option
ROM.
•
Immediate
executes the trap right away.
•
Postponed
executes the trap during legacy
boot.
HDD Connection
Order
Some operating system require HDD handles
to be adjusted., i.e. OS is installed on drive
80h.
Options: Adjust, Keep
Boot option filter
Controls the priority of Legacy and UEFI
ROMs.
Options: UEFI and Legacy, Legacy only, UEFI
only
Network
Controls the execution of UEFI and Legacy
Network OpROM.
Options: Do not launch, UEFI, Legacy
Содержание IB822 Series
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