4.5.2PCIPnP

Phoenix-AwardBIOS CMOS Setup Utility

Advanced

PCIPnP

 

Select Menu

 

Plug & Play O/S

[No]

Item Specific Help

 

Resources��������� Controlled���������� By��

������[Auto]

Select Yes if you are

 

x IRQ Resources

 

using a Plug and Play

 

 

 

capable operating

 

** PCI Express relative items **

system. Select No if

 

Maximum payload Size

[4096]

you need the BIOS to

 

 

 

configure non-boot

 

 

 

devices.

 

 

 

 

 

Plug & Play O/S [No]

When set to [No], the BIOS configures 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.

Configuration options: [No] [Yes]

Resources Controlled By [Auto]

When set to [Auto], the BIOS automatically configures all the boot and Plug and Play compatible devices. Set to [Manual]if you want to assign the IRQ DMA and memory base address fields. Configuration options: [Auto] [Manual]

The following item becomes configurable when you set Resources Controlled By to [Manual].

IRQ Resources

Phoenix-AwardBIOS CMOS Setup Utility

Advanced

 

IRQ Resources

Select Menu

IRQ-5

assigned to

[PCI Device]

Item Specific Help

IRQ-7

assigned to

[PCI Device]

Legacy ISA for devices

IRQ-9

assigned to

[PCI Device]

IRQ-10 assigned to

[PCI Device]

compliant with the

IRQ-11 assigned to

[PCI Device]

original PC AT bus

IRQ-14 assigned to

[PCI Device]

specification, PCI/ISA PnP

 

 

 

for devices

 

 

 

compliant with the Plug

 

 

 

and Play standard whether

 

 

 

designed for PCI or ISA

 

 

 

bus architecture.

 

 

 

 

IRQ-xx assigned to

When set to [PCI Device], the specific IRQ is free for use of PCI/PnP devices. When set to [Reserved], the IRQ is reserved for legacy ISA devices. Configuration options: [PCI Device] [Reserved]

Maximum Payload Size [4096]

Sets maximum TLP payload size for the PCI Express devices.

Configuration options: [128] [256] [512] [1024] [2048] [4096]

4-28

Chapter 4: BIOS setup