User Manual

Table Of Contents
4-36
The following items appear only when Intel VT for Directed I/O is set to [Enable].
DMA Control Opt-In Flag [Disable]
Allows you to enable or disable DMA_CTRL_PLATFORM_OPT_IN_FLAG
in DMAR table in ACPI. Not compatible with Directive Device Assignment
(DDA).
Configuration options: [Enable] [Disable]
Pre-boot DMA Protection [Disable]
Allows you to enable or disable DMA Protection in Pre-boot environment (If
DMAR table is installed in DXE and if VTD_INFO_PPI is installed in PEI).
Configuration options: [Disable] [Enable]
4.7.6 Advanced Power Management Configuration
CPU P State Control
P State Control Configuration Sub Menus, including Turbo, XE, etc.
AVX License Pre-Grant Override [Disable]
Allows you to enable or disable AVX ICCP pre-grant level override.
Configuration options: [Disable] [Enable]
The following item appears only when AVX Licence Pre-Grant Override is set to
[Enable].
AVX ICCP pre-grant level [128 Heavy]
Pre-grants an AVX level to the core. Base frequency is not updated.
Configuration options: [128 Heavy] [256 Light] [256 Heavy] [512 Light] [512
Heavy]
The following items appear only when SpeedStep (Pstates) is set to [Enable].
AVX P1 [Nominal]
AVX P1 level selection.
Configuration options: [Nominal] [Level 1] [Level 2]
The following item appears only when Dynamic SST-PP is set to [Disable].
Intel SST-PP [Auto]
Intel SST-PP allows user to choose level. [Auto] will choose the lowest
level the hardware supports.
Configuration options: [Auto] [Level 0] [Level 3]