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Max TOLUD
Maximum Value of TOLUD.
Dynamic assignment would adjust TOLD automatically based on largest MMIO length
of installed graphic controller.
VT-d
VT-d capability
Control Iommu Pre-boot Behavior
Enable dTBT and PCH USB topology IOMMU in Pre-boot environment (If DMAR table is
installed in DXE and If VTD_INFO_PPI is installed in PEI. ) TBT tree won't be included in the
exception list.
DMA Control Guarantee
Enable/Disable DMA_CONTROL_GUARANTEE bit.
Hybrid Storage Mode
Select Hybrid Storage detection and configuration Mode.
User's Manual | CMS101/CMS103
Chipset
X
PCH-IO Configuration
► PCI Express Configuration
Select one of the PCI Express channels and press enter to configure the following settings.
LAN 1, LAN3, M.2-E, M.2-M, M.2-B
Control the PCI Express Root Port.
PCIe Speed
Select PCIe Speed of the current port — AUTO, Gen1, Gen 2, or Gen3. This field may not appear
when the speed of the port is not configurable.
Chapter 3
BIOS SETTINGS
38
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