Supermicro SBI-7126T-T1E, User Manual

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6-5
Chapter 6: BIOS
PCI/PnP Configuration
The menu options in the PCI/P
N
P C
ONFIGURATION
submenu and their descriptions are
shown in Table 6-3 .
Table 6-3. PCI/PnP Configuration Submenu
Menu Option Description
Clear NVRAM Select Y
ES
to clear NVRAM during boot-up. The options are Y
ES
and No .
Plug & Play OS
Select Y
ES
to allow the OS to configure Plug & Play devices.
NOTE: Selecting Y
ES
is not required for system boot if your system has an OS
that supports Plug & Play.
Select No to allow AMIBIOS to configure all devices in the system.
PCI Latency Timer
This option sets the latency of all PCI devices on the PCI bus. Select a value to
set the PCI latency in PCI clock cycles. Options are 32,
64 , 96, 128, 160, 192,
224 and 248.
Allocate IRQ to PCI
VGA Set this value to allow or restrict the system from giving the VGA adapter card an
interrupt address. The options are
Yes and N
O
.
Palette Snooping
Select E
NABLED
to inform the PCI devices that an ISA graphics device is installed
in the system in order for the graphics card to function properly. The options are
E
NABLED
and Disabled .
PCI IDE BusMaster
When enabled, this allows BIOS to use PCI busmastering for reading/writing to
IDE drives. Options include
Enabled and Disabled.
Offboard PCI/ISA IDE
Card
Some PCI cards may require that this setting be set to the PCI slot number that
is holding the card. The Auto setting works for most PCI IDE cards. Options
include
Auto and PCI Slot 1 thorugh PCI Slot 6.
IRQ3/IRQ4/IRQ5/
IRQ7/IRQ9/IRQ10/
IRQ11/IRQ14/IRQ15 This feature specifies the availability of an IRQ to be used by a PCI/PnP device.
Select R
ESERVED
for the IRQ to be used by a Legacy ISA device. The options
are Available and R
ESERVED
.
DMA Channel 0/
Channel 1/Channel 3/
Channel 5/Channel 6/
Channel 7
Select Available to indicate that a specific DMA channel is available to be used
by a PCI/PnP device. Select R
ESERVED
if the DMA channel specified is reserved
for a Legacy ISA device. The options are Available and Reserved.
Reserved Memory
Size You may set reserved memory with this setting. The options are Disabled , 16
K
,
32
K
and 64
K
.