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A1SAi & A1SRi Series Motherboard User's Manual
Above 4G Decoding (Available if the system supports 64-bit PCI decoding)
Select Enabled to decode a 64-bit PCI device in the space above 4G Address. The
options are Disabled and Enabled.
Launch Storage OpROM Policy
This feature controls how the system executes UEFI (Unified Extensible Firmware
Interface), and legacy storage OPROM. Select Legacy to boot the system using a
legacy storage device. The options are Do Not Launch, UEFI, and Legacy.
PCIe Slot 1 Bifurcation
This feature allows the user to configure the following PCIe slot bifurcation control
settings for PCIe slot 1. The options are Auto and X4X4.
PCIe Slot 1 OPROM
Select Enabled to enable Option ROM support to boot the computer using a net-
work interface device install in the slot specified above. The options are Disabled
and Enabled.
Launch Video OpROM Policy
This feature controls how the system executes UEFI (Unified Extensible Firmware
Interface) and video device OPROM. Select Legacy to boot the system using a
legacy device installed in a video port. The options are Do Not Launch, UEFI, and
Legacy.
VGA Priority
This feature allows the user to select the graphics adapter to be used as the primary
boot device. The options are Onboard and Offboard.
Launch Network OpROM Policy
This feature controls how the system executes UEFI (Unified Extensible Firmware
Interface) and LAN device OPROM. Select Legacy to boot the system using a legacy
device installed in a LAN port. The options are Do Not Launch, UEFI, and Legacy.
Onboard LAN Option ROM Select
Select iSCSI to use the iSCSI Option ROM to boot the computer using a network
device. Select PXE (Preboot Execution Environment) to use an PXE Option ROM
to boot the computer using a network device. The options are PXE and iSCSI.
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