TYAN S8232 User Manual page 81

3.7.3 RD890 Configuration
IOMMU
Disable or Enable IOMMU function.
Disabled / Enabled
Primary Video Controller
PCIE GFX-PCI GFX: Video card scan from PCIE bus to PCI bus.
PCI GFX-PCIE GFX: Video card scan from PCI bus (onboard VGA) to PCIE bus.
PCIE GFX-PCI GFX / PCI GFX-PCIE GFX
Select PCI-E slot1/2 mode
Auto: auto detect by BIOS
1x16: Slot1 – x16, Slot2 – not work
2x8: Slot1 – x8, Slot2 – x8
Auto / 1x16 / 2x8
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