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©
2010
congatec
AG
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10.5.6
PCI to PCI Bridge Submenu
Feature
Options
Description
Extra Bus Reserved
0
-7
Extra bus reserved for bridges behind the PCI root bridge. Range 0 to 7
10.5.7
ACPI Configuration Submenu
Feature
Options
Description
Enable ACPI Auto
Configuration
Disabled
Enabled
Enables or disables BIOS ACPI auto configuration
Enable Hibernation
Disabled
Enabled
Enables or disables system ability to hibernate (OS/S4 Sleep State).
ACPI Sleep State
Suspend Disabled
S3 (Suspend to RAM)
Select the state used for ACPI system sleep/suspend.
Sleep Button
Disabled
Enabled
Allows the sleep button to drive the system to (or wake from) sleep state. This sleep state is defined by the OS.
Lid Function
Disabled
Enabled
Allows the system's lid signal to drive the system to (or to wake from) sleep state. This sleep state is defined by the OS.
Critical Trip Point
70, 80, 90, 95, 100, 105,
110, 115, 120,
125
°C,
Disabled
Specifies the temperature threshold at which the ACPI aware OS performs a critical shutdown.
Active Trip Point
Disabled, 30, 40, 50,
60
, 70, 80, 90, 95,
100°C
Specifies the temperature threshold at which the ACPI aware OS turns the fan on/off.
Passive Trip Point
Disabled, 30, 40, 50,
60, 70, 80, 90,
95
,
100°C
Specifies the temperature threshold at which the ACPI aware OS starts/stops CPU clock throttling.
Note
In ACPI mode it is not possible for a “Watchdog ACPI Event” handler to directly restart or shutdown the OS. For this reason the congatec
BIOS will do one of the following:
For Shutdown: An over temperature notification is executed. This causes the OS to shut down in an orderly fashion.
For Restart: An ACPI fatal error is reported to the OS.
It depends on your particular OS as to how this reported fatal error will be handled when the Restart function is selected. If you are using
Windows XP/2000 there is a setting that can be enabled to ensure that the OS will perform a restart when a fatal error is detected. After a very
