Chapter 6: UEFI BIOS
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ACPI Settings
High Precision Event Timer
The High Precision Event Timer (HPET) can produce periodic interrupts and is used to
synchronize multimedia streams, providing smooth playback and reducing the need to use
other timestamp calculations. The options are
Enabled
and Disabled.
NUMA Nodes Per Socket
This feature specifies the number of desired Non-Uniform Memory Access (NUMA) nodes per
socket. Setting this to zero will attempt to interleave the two sockets together. The options
are
NPS0, NPS1, NPS2, NPS4 and
Auto
.
Super IO Configuration
The following Super IO information will display:
•
Super IO Chip AST2500
Serial Port 1 Configuration
Serial Port
Select Enabled to enable the selected onboard serial port. The options are Disabled and
Enabled
.
Device Settings
This item displays the status of a serial part specified by the user.
Change Settings
This feature specifies the base I/O port address and the Interrupt Request address of a
serial port specified by the user. Select
Auto to allow the BIOS to automatically assign the
base I/O and IRQ address. The options are
Auto
, (IO=3F8h; IRQ=4;); (IO=3F8h; IRQ=3,
4, 5, 6, 7, 9, 10, 11, 12;); (IO=2F8h; IRQ=3, 4, 5, 6, 7, 9, 10, 11, 12;); (IO=3E8h; IRQ=3,
4, 5, 6, 7, 9, 10, 11, 12;); and (IO=2E8h; IRQ=3, 4, 5, 6, 7, 9, 10, 11, 12;).
SOL Configuration
Serial Port
Select Enabled to enable the selected onboard serial port. The options are Disabled and
Enabled
.
