Advantech ARK-5420 Series, Руководство пользователя

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29 ARK-5420 User Manual
Chapter 4
B
IOS Setting

Active Processor Core
This item allows users to choose how many processor cores to activate when
using a dual- or quad-core processor.The default setting is “All”.

Limit CPUID Maximum
This item allows users to set the limit value for CPUID. The default setting is
“Disabled”.

Execute Disable Bit
This item is a hardware feature introduced by Intel
®
in its new generation CPU.
It can help the CPU to self-protect in event of hostile attack based on buffer
overflow, so as to avoid the virus attack, such as blasting wave. The default set-
ting is “Enabled”.

Hardware Prefectcher
This item allows users to enable or disable Hardware Prefetcher Technology.
The default setting is “Enabled”.

Adjacent Cache Line Prefetch
This item allows users to enable or disable sequential access to memory. The
default setting is “Enabled”.

Intel
®
Virtualization Technology
This item is a system virtualization technology adopted in CPUs produced by
Intel
®
. It allows multiple operating systems to run simultaneously on the same
system. It adopts Vanderpool Technology, which allows multiple systems to run
on the same system and applications can run in their own individual space. The
default setting is “Enabled”.
4.2.2.4 SATA Configuration
Figure 4.8 SATA Configuration

SATA Mode Selection
This item allows users to select configuration mode of SATA Controller(s). The
default setting is “AHCI”.