Chapter
4:
UEFI
BIOS
IPv6
HTTP
Support
This
setting
allows
you
to
Disable
or
Enable
IPv6
HTTP
boot
support.
If
disabled,
IPv6
HTTP
boot
support
will
not
be
available.
PXE
Boot
Wait
Time
This
setting
allows
you
to
set
in
a
number
field
the
wait
time
to
press
the
ESC
key
to
abort
the
PXE
boot.
The
default
value
is
0
.
Media
Detect
Count
This
setting
allows
you
set
in
a
number
field
the
number
of
times
presence
of
media
will
be
checked.
The
default
value
is
1
.
USB
Configuration
Legacy
USB
Support
Select
Enabled
to
support
onboard
legacy
USB
devices.
Select
Auto
to
disable
legacy
support
if
there
are
no
legacy
USB
devices
present.
Select
Disable
to
have
all
USB
devices
available
for
EFI
applications
only.
The
options
are
Enabled
,
Disabled
and
Auto.
XHCI
Hand-Off
This
is
a
work-around
solution
for
operating
systems
that
do
not
support
XHCI
(Extensible
Host
Controller
Interface)
hand-off.
The
XHCI
ownership
change
should
be
claimed
by
the
XHCI
driver.
The
options
are
Enabled
,
and
Disabled.
Port
60/64
Emulation
Select
Enabled
for
I/O
port
60h/64h
emulation
support,
which
in
turn,
will
provide
complete
legacy
USB
keyboard
support
for
the
operating
systems
that
do
not
support
legacy
USB
devices.
The
options
are
Enabled
,
and
Disabled.
SATA
Configuration
This
section
displays
the
detected
SATA
devices
installed
on
the
system.
SATA
Information
SATA
Enable
This
item
enables
or
disables
the
onboard
SATA
controller
supported
by
the
Intel
PCH
chip.
The
options
are
Disabled,
Enabled,
and
Auto
.
SATA
Hotplug
This
item
enables
or
disables
the
onboard
SATA
controller's
hot
plug
feature
(PCH).
The
options
are
Disabled
and
Enabled
.
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