Intel® Server Board S1200BT TPS BIOS User Interface
Revision 1.0
Intel order number G13326-003
Comments: This option is only visible if all processors installed in the system support
Intel
®
VT. The software configuration installed on the system must support this feature in
order for it to be enabled.
16. Intel
®
VT for Directed I/O
Option Values: Enabled
Disabled
Help Text:
Enable/Disable Intel
®
Virtualization Technology for Directed I/O (Intel
®
VT-d).
Report the I/O device assignment to VMM through DMAR ACPI Tables.
Comments: This option is only visible if all processors installed in the system support
Intel
®
VT-d. The software configuration installed on the system must support this feature
in order for it to be enabled.
17. Interrupt Remapping
Option Values: Enabled
Disabled
Help Text:
Enable/Disable Intel
®
VT-d Interrupt Remapping support.
Comments: This option only appears when Intel
®
Virtualization Technology for
Directed I/O is Enabled.
18. ATS Support
Option Values: Enabled
Disabled
Help Text:
Enable/Disable Intel
®
VT-d Address Translation Services (ATS) support.
Comments: This option only appears when Intel
®
Virtualization Technology for
Directed I/O is Enabled. Appears only on Romley boards.
19. Pass-through DMA Support
Option Values: Enabled
Disabled
Help Text:
Enable/Disable Intel
®
VT-d Pass-through DMA support.
Comments: This option only appears when Intel
®
Virtualization Technology for
Directed I/O is Enabled.
20. Hardware Prefetcher
Option Values: Enabled
Disabled
Help Text:
Hardware Prefetcher is a speculative prefetch unit within the processor(s).