TYAN S5535 Quick Reference Manual page 76

3.5.2 CSM Parameters
Launch PXE OpROM policy
Control the execution of UEFI and Legacy PXE OpROM.
Legacy only / UEFI only
Launch Storage OpROM policy
Control the execution of UEFI and Legacy Storage OpROM.
Legacy only / UEFI only
Launch Video OpROM policy
Control the execution of UEFI and Legacy Video OpROM.
Legacy only / UEFI only
Other PCI device ROM priority
For PCI devices other than Network, Mass storage or Video defines which OpROM
to launch.
Legacy OpROM / UEFI OpROM
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