Ahci Configuration; Intel Txt(Lt) Configuration; Intel Vt-D Configuration; Acpi Configuration - Zotac H55 - ITX wifi series User Manual

Intel H55-ITX series Motherboard
q ATA(PI) 80pin cable detection
The item allows you to select the mechanism for detecting 80pin ATA(PI) cable.

AHCI Configuration

The items in this menu allow you to set general AHCI configuration.

Intel TXT(LT) Configuration

The menu allows you to configure Intel TXT(LT) Parameters.

Intel VT-d Configuration

The menu allows you to enable or disable Intel VT-d technology.

ACPI Configuration

The items in this menu allow you to set General ACPI Configuration, Advanced ACPI
Configuration and South Bridge ACPI Configuration.

PCIPnP

The items in this menu show the function of PCI bus system and PnP. Press <enter>to
display the configuration options:
q Clear NVRAM
The items allow you to select whether clear NVRAM during system boot.
q Plug and Play O/S
When set to [No], BIOS configure all the devices in the system. When set to
[YES] and if you install a Plug and Play operating system, the operating system
configures the Plug and Play devices not required for boot.
q PCI Latency Timer
Allows you to select the value in units of PCI clocks for PCI device latency timer
register.
q Allocate IRQ to PCI VGA
When set to [YES], BIOS assigns an IRQ to PCI VGA card if the requests for an
IRQ. When set to [No], BIOS does not assign an IRQ to the PCI VGA card even
if requested .
q Palette Snooping
When set to [Enabled], the pallete snooping feature informs the PCI devices that
an ISA graphics device is installed in the system so that the latter can function
correctly.
q PCI IDE BusMaster
When set to [Enabled], BIOS use PCI busmastering for reading/writing to IDE
drives.
q OffBoard PCI/ISA IDE Card
Use this option to set the PCI slot number for some PCI IDE Cards holding.
q IRQ3/4/5/7/9/10/11/14/15
These items allow you to set the Interrupt Request.
q DMA Channel 0/1/3/5/6/7
Use these items to set the Direct Memory Access Channel.
q Reserved Memory Size
This item allows you to set the size of memory block to reserve for legacy ISA
devices.
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