GIGA-BYTE TECHNOLOGY G481-HA1, Service Manual

Page: 88 / 124

BIOS Setup - 88 -
5-3-5 IIO Configuration
Parameter Description
IIO Configuration
Intel
®
VT for Directed I/O (VT-d)
Press [Enter] to configure advanced items.
Š
Intel
®
VT for Directed I/O (VT-d)
– Enable/Disable the Intel VT for Directed I/O (VT-d) support
function by reporting the I/O device assignment to VMM through
DMAR ACPI Tables.
– Options available: Enable/Disable. Default setting is Enable .
Š
ACS Control
– Enable: Programs ACS only to Chipset Pcie Root Ports Bridges.
– Disable: Programs ACS to all PCIe bridges.
– Default setting is Enable .
Š
Interrupt Remapping
– Enable/Disable the interrupt remapping support function.
– Options available: Enable/Disable. Default setting is Enable .
Š
PassThrough DMA
– Enable/Disable the Non-Isoch VT_D Engine PassThrough DMA
support function.
– Options available: Enable/Disable. Default setting is Enable .
Š
ATS
– Enable/Disable Non-Isoch VT_D Engine ATS support.
– Options available: Enable/Disable. Default setting is Enable .