User guide

Chipset Setup AM5030 uEFI BIOS
Page 28 ID 1037-1209, Rev. 1.0
P R E L I M I N A R Y
4.1.5 Pass-through DMA
This function is used to enable/disable VT-d engine pass-through DMA support. DMA request
with untranslated addresses are processed as pass-through and will cause a DMA draining.
Note: This function is available only when the function Intel(R) VT-d is set to Enabled.
Default setting: Enabled
SETTING DESCRIPTION
Disable Use this setting to disable Pass-through DMA support.
Enable Use this setting to enable Pass-through DMA support.