1. System BIOS
Chapter 2 Convenient Features
(1)
Processor Configuration submenu
From the
Advanced
menu, select
Processor Configuration
and then press the <Enter> key to display the
menu screen shown below. For the menu that has on the left, move the cursor to it and then press the
<Enter> key to show its submenus.
For details about the options, see the table below.
Option
Parameter
Descriptions
Processor Information
–
–
Processor Power Management
–
–
DCU IP Prefetcher
Disabled
[Enabled]
Enable or disable DCU IP Prefetcher of processor.
DCU Streamer Prefetch
Disabled
[Enabled]
Enable or disable DCU Streamer Prefetcher of
processor.
Hardware Prefetcher
Disabled
[Enabled]
Enable or disable Hardware Prefetcher
Adj Cache Line Prefet
Disabled
[Enabled]
Set the optimal access from memory to cache to either
Enabled or Disabled.
Execute Disable Bit
Disabled
[Enabled]
Enable or disable Execute Disable Bit feature. This
option is displayed only when the installed processor
supports this feature.
VT-x
Disabled
[Enabled]
Enable or disable Intel Virtualization Technology (feature
to virtualize processor).This option is inaccessible when
Intel TXT Support
is set to
Enabled
.
Hyper-Threading
Disabled
[Enabled]
Enable or disable the feature to execute two threads with
only one core. This option is displayed only when the
installed processor supports this feature.
x2APIC
Disabled
[Enabled]
Enable or disable x2APIC feature of processor. Select
Enabled
in usual operation. This option needs to be
disabled for booting a specific OS. Refer to Chapter 4 (3.
Settings for each OS) in User's Guide.
Processor Error Mode
LOM
[Poison]
Specify the error mode of processor.
[ ]: Factory settings
Express5800/A1040b, A2040b, A2020b, A2010b Maintenance Guide
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