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Device Select
Use this feature to select the TPM version. TPM 1.2 will restrict support to TPM 1.2 devices.
TPM 2.0 will restrict support for TPM 2.0 devices. Select Auto to enable support for both
versions. The options are TPM 1.2, TPM 2.0, and Auto.
ACPI Settings
ACPI Sleep State
Use this feature to select which sleep state mode the system will enter when the Suspend
button is pressed. The options are Suspend Disabled and S3 (Suspend to RAM).
High Precision Timer
Select Enabled to activate the High Precision Event Timer (HPET) that produces periodic
interrupts at a much higher frequency than a Real-time Clock (RTC) does in synchronizing
multimedia streams, providing smooth playback, and reducing the dependency on other
timestamp calculation devices, such as an x86 RDTSC Instruction embedded in the CPU.
The High Precision Event Timer is used to replace the 8254 Programmable Interval Timer.
The options are Disable and Enable.
Headless Support
Enable this feature for the system to function without a keyboard, monitor, or mouse attached.
The options are Disabled and Enabled.
Super IO Configuration
Super IO Chip NCT6106D
Serial Port 1 Configuration
Serial Port
Select Enabled to enable the onboard serial port specified by the user. The options are
Disabled and Enabled.
Device Settings
This feature displays the base I/O port address and the Interrupt Request address of a
serial port specified by the user.
Change Settings
This feature specifies the base I/O port address and the Interrupt Request address of Serial
Port 1. Select Auto to allow the BIOS to automatically assign the base I/O and IRQ address
to a serial port specified. 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).
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Chapter 4: BIOS
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