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Menu Option
Quiet Boot
Option ROM Messages
Bootup NUM-Lock State
Wait for 'F1' If Error
Interrupt 19 Capture
Re-try Boot
Watch Dog Function
Power Button Function
Menu Option
Processor Configuration
Information
Hyper-threading [ALL]
Execute Disable Bit
Intel® Virtualization
Technology
PPIN Control
Hardware Prefetcher
Adjacent Cache Prefetch
DCU Streamer Prefetcher
Table 5-3. Boot Feature sub-menu
Description
When Disabled the BIOS displays normal POST messages. When
Enabled the BIOS displays an OEM Logo instead of POST messages.
Use this setting to set the display mode for Option ROM to either Force
BIOS or Keep Current.
This setting selects the Power-On state for Numlock. Options include On
or Off.
When enabled, the system will wait for the F1 key to be pressed if an error
occurs. Options are Enabled or Disabled.
When enabled this setting allows option ROMs to trap Interrup 19. Options
include Immediate or Postponed.
Use this setting to specify the Re-try Boot option to use. Options include
Disabled, Legacy Boot or EFI Boot.
This setting allows the system to restart when it is not active more than 5
minutes. Option include Enabled and Disabled.
This setting specifies the power button's function when pressed. Option
include 4 Seconds Override or Instant Off.
Table 5-4. CPU Configuration sub-menu
Description
This section shows static information on the processor configuration.
This setting is Enabled for Windows XP and Linux (OS optimized for
Hyper-threading technology), and Disabled for other OSes (any OS not
optimized for Hyper-threading techology). When Disabled, only one thread
per enabled core is enabled.
XD can prevent certain classes of malicious buffer overflow attacks when
combined with a supporting OS such as Windows Server 2003 SP1,
Windows XP SP2, SuSE Linux 9.2 or RedHat Enterprise 3 Update 3.
Options include Enabled or Disabled.
Select Enabled to use this Virtualization Technology feature to allow one
platform to run multiple operating systems and applications in independent
partitions, creating multiple "virtual" systems in one physical computer
system. The options are Enabled and Disabled. Please refer to the
website
for further detailed information.
NOTE: A full reset of the system is required when you change this setting.
Use this setting to enable/disable the PPIN control. Options include
Unlock/Enable or Unlock/Disable.
This settings allows you to Enable or Disable the Hardware Prefetcher.
This setting allows you to Enable or Disable the Adjacent Cache Prefetch.
This setting allows you to Enable or Disable the DCU Streamer Prefetcher,
which is an L1 data cache prefetcher.
5-7
Chapter 5: BIOS
Intel
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