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BIOS SETUP
IB957 User’s Manual 27
PCI Subsystem Settings
This section allows you to configure the PCI, PCI-X and PCI Express
settings.
Aptio Setup Utility
Main Advanced Chipset Boot Security Save & Exit Event Logs
PCI Bus Driver Version V 2.02.01
→ ← Select Screen
↑↓ Select Item
Enter: Select
+- Change Field
F1: General Help
F2: Previous Values
F3: Optimized Default
F4: Save ESC: Exit
PCI ROM Priority EFI Compatible ROM
PCI Common Settings
PCI Latency Timer 32 PCI Bus Clocks
PCI Express Device Settings
Extended Tag Disabled
No Snoop Enabled
Maximum Payload Auto
Maximum Read Request Auto
PCI Express Link Settings
ASPM Support Disabled
WARNING: Enabling ASPM may cause
Some PCI-E devices to fail
PCI ROM Priority
In case of multiple Option ROMs (Legacy and EFI Compatible), specifies what
PCI Option ROM to launch.
PCI Latency Timer
Value to be programmed into PCI Latency Timer Register.
Extended Tag
If ENABLED allows Device to use 8-bit Tag field as a requester.
No Snoop
Enables or Disables PCI Express Device No Snoop option.
Maximum Payload
Set Maximum Payload of PCI Express Device or allow System BIOS to select
the value.
Maximum Read Request
Launches (Enabled/Disabled) the boot option for legacy network devices.