Gigabyte GA-7TCSV1 User Manual page 40

PassThrough DMA
Enabled Enable PassThrough DMA. (Default setting)
Disabled Disable PassThrough DMA.
VT-d for Port1~Port 10
Enabled Enable VT-d support for Port 1~Port 10 ports through ATSR structures in
ACPI Tables. (Default setting)
Disabled Disable VT-d for Port1~Port 10.
I/OAT DMA Engine
Enabled Enable configuration mapped accesses to the I/OAT DMA configuration
sapce. (Default setting)
Disabled Disable I/OAT DMA Engine.
IOH IOxAPCI
Enabled EnableEnable IOH IOx APCI Interrupt bas start at 24. (Default setting)
Disabled IOH IOxAPCI.
4GB PCI HoleGranularity
Select the granularity of PCI hole for PCI resource. If MTRRS are not enough, we may use
this option to reduce the MTRR occupation.
128MB Select 128MB as granularity of PCI hole.
256MB Select 128MB as granularity of PCI hole. (Default setting)
QPI Control Settings
Enabled Enable QPI Control settings.
Disabled QPI Control settings. (Default setting)
Enable Multimedia Timer
Yes Enable Multimedia Timer support. (Default setting)
No Disable this function.
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BIOS Setup