Avalue ESM-QM77B - Manual (Page 60)

ESM-QM77B
60 ESM-QM77B User ’s Manual
3.6.4.1 CSM parameters
Item Option Description
Launch CSM
Always[Default]
Never
This option controls if CSM will be
launched.
Boot option filter
UEFI and Legacy[Default]
Legacy only
UEFI only
This option controls what devices
system can boot to.
Launch PXE OpROM policy
Do not launch[Default]
UEFI only
Legacy only
Controls the execution of UEFI
and Legacy PXE OpROM.
Launch Storage OpROM policy
Do not launch
UEFI only
Legacy only[Default]
Controls the execution of UEFI
and Legacy Storage OpROM.
Launch Video OpROM policy
Do not launch
UEFI only
Legacy only[Default]
Controls the execution of UEFI
and Legacy Video OpROM.
Other PCI device ROM priority
UEFI OpROM
Legacy OpROM[Default]
For PCI devices other than
Network, Mass storage or Video
defines which OpROM to launch.