Using the System Setup Program and UEFI Boot Manager
49
PCI IRQ Assignments Screen
Serial Communication Screen
OS Watchdog Timer
(
Disabled
default)
Sets a timer to monitor the operating system for activity,
and aids in recovery if the system stops responding.
When
Enabled
, the operating system is allowed
to initialize the timer. When
Disabled
, the timer is
not initialized.
NOTE:
This feature is usable only with operating systems
that support WDAT implementations of the Advanced
Configuration and Power Interface (ACPI) 3.0b specification.
I/OAT DMA Engine
(
Disabled
default)
Enables or disables the I/O acceleration technology
(I/OAT). This feature should only be enabled if the
hardware and software support I/OAT.
Embedded Video
Controller
(
Enabled
default)
Displays the total amount of video memory available in
the embedded video controller.
Option
Description
Embedded X-treme PCI
Adapter
Use the <+> and <-> keys to manually select an IRQ
for a given device, or select
Default
to allow the BIOS to
select an IRQ value at system startup.
Option
Description
Serial Communication
(
On without Console
Redirection
default)
Selects whether the serial communication devices
(
Serial Device 1
and
Serial Device 2
) are enabled in
BIOS. BIOS console redirection can also be enabled and
the port address used can be specified.
Options are
On without Console Redirection
,
On with
Console Redirection
via COM1
,
On with Console
Redirection
via COM
2, and
Off
.
Option
Description
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