Artesyn ATCA-7480 Installation and Use (February 2015) - Manual (Page 188)

BIOS
ATCA-7480 Installation and Use (6806800T17A) 188
SATA Configuration
Table 6-4 Advanced >> Peripheral Configuration >> Intel VT for Directed I/O (VT-d)
Item Values IPMI Boot parameter Description
Intel VT for Directed I/O
(VT-d) Enabled, Disabled vtd Enables/Disables Intel Virtualization
Technology for Directed I/O (VT-d) by
reporting the I/O device assignment
to VMM through DMAR ACPI Tables.
Interrupt Remapping Enabled, Disabled vtd_ir Enables/Disables VT_D Interrupt
Remapping Support.
Figure 6-9 SATA Configuration