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P555 F5
User's
Manual
SR-IOV
Support
If
the
system
has
SR-IOV
capable
PCI-E
devices,
this
setting
will
Disable
or
Enable
the
Single
Root
IO
Virtualization
Support
for
the
system.
BME
DMA
Mitigatioin
Use
this
setting
to
re-enable
the
Bus
Master
Attribute
that
was
disabled
during
PCI
enumeration
for
PCI
bridges
after
SMM
is
locked.
The
options
are
Disabled
and
Enabled.
PCIe
ARI
Support
The
options
are
Disabled,
Enabled,
and
Auto
.
PCIe
Spread
Spectrum
Use
this
setting
to
Disable
or
Enable
PCI-E
Spread
Spectrum
for
your
system.
VGA
Priority
Use
this
setting
to
select
between
onboard
or
offboard
VGA
support
The
options
are
Onboard
and
Offboard
NVMe
Firmware
Source
Use
this
setting
to
select
between
the
AMI
Native
firmware
support
or
the
device
vendor-
defined
firmware
support.
The
options
are
Vendor
Defined
Firmware
and
AMI
Native
Support.
M.2
(AHCI)
Firmware
Source
Use
this
setting
to
select
between
the
AMI
Native
firmware
support
or
the
device
vendor-
defined
firmware
support.
The
options
are
Vendor
Defined
Firmware
and
AMI
Native
Support.
CPU
SLOT1
PCI-E
4.0
X16
OPROM
This
setting
enables
or
disables
the
listed
PCI/PCIX/PCIe
Slot
OPROM
option.
The
options
include
Disabled,
Legacy
and
EFI.
CPU
SLOT2
PCI-E
4.0
X8
OPROM
This
setting
enables
or
disables
the
listed
PCI/PCIX/PCIe
Slot
OPROM
option.
The
options
include
Disabled,
Legacy
and
EFI.
CPU
SLOT
3
PCI-E
4.0
X16
OPROM
This
setting
enables
or
disables
the
listed
PCI/PCIX/PCIe
Slot
OPROM
option.
The
options
include
Disabled,
Legacy
and
EFI.
CPU
SLOT
4
PCI-E
4.0
X8
OPROM
This
setting
enables
or
disables
the
listed
PCI/PCIX/PCIe
Slot
OPROM
option.
The
options
include
Disabled,
Legacy
and
EFI.
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